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Vampire---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : SEU640^1 : TPTP v9.3.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM

% Computer : n001.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Sep 30 08:30:28 AM UTC 2026

% Result   : Theorem 12.89s 2.17s
% Output   : Refutation 12.89s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :  170
%            Number of leaves      :   10
% Syntax   : Number of formulae    :  217 ( 195 unt;   0 typ;   4 def)
%            Number of atoms       : 16382 ( 555 equ;   0 cnn)
%            Maximal formula atoms :  161 (  75 avg)
%            Number of connectives : 21218 (  32   ~;  19   |; 350   &;5073   @)
%                                         (   4 <=>;14709  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  168 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :  355 ( 355   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  205 ( 200 usr; 166 con; 0-4 aty)
%                                         ( 688  !!; 343  ??;   0 @@+;   0 @@-)
%            Number of variables   : 1094 (   0 sgn  20   !;   7   ?;1094   :)

% Comments : 
%------------------------------------------------------------------------------
thf(type_def_5,type,
    sTfun: ( $tType * $tType ) > $tType ).

thf(func_def_0,type,
    in: $i > $i > $o ).

thf(func_def_1,type,
    exu: ( $i > $o ) > $o ).

thf(func_def_3,type,
    setextAx: $o ).

thf(func_def_5,type,
    emptysetAx: $o ).

thf(func_def_6,type,
    setadjoin: $i > $i > $i ).

thf(func_def_7,type,
    setadjoinAx: $o ).

thf(func_def_8,type,
    powerset: $i > $i ).

thf(func_def_9,type,
    powersetAx: $o ).

thf(func_def_10,type,
    setunion: $i > $i ).

thf(func_def_11,type,
    setunionAx: $o ).

thf(func_def_13,type,
    omega0Ax: $o ).

thf(func_def_14,type,
    omegaSAx: $o ).

thf(func_def_15,type,
    omegaIndAx: $o ).

thf(func_def_16,type,
    replAx: $o ).

thf(func_def_17,type,
    foundationAx: $o ).

thf(func_def_18,type,
    wellorderingAx: $o ).

thf(func_def_19,type,
    descr: ( $i > $o ) > $i ).

thf(func_def_20,type,
    descrp: $o ).

thf(func_def_21,type,
    dsetconstr: $i > ( $i > $o ) > $i ).

thf(func_def_22,type,
    dsetconstrI: $o ).

thf(func_def_23,type,
    dsetconstrEL: $o ).

thf(func_def_24,type,
    dsetconstrER: $o ).

thf(func_def_25,type,
    exuE1: $o ).

thf(func_def_26,type,
    prop2set: $o > $i ).

thf(func_def_27,type,
    prop2setE: $o ).

thf(func_def_28,type,
    emptysetE: $o ).

thf(func_def_29,type,
    emptysetimpfalse: $o ).

thf(func_def_30,type,
    notinemptyset: $o ).

thf(func_def_31,type,
    exuE3e: $o ).

thf(func_def_32,type,
    setext: $o ).

thf(func_def_33,type,
    emptyI: $o ).

thf(func_def_34,type,
    noeltsimpempty: $o ).

thf(func_def_35,type,
    setbeta: $o ).

thf(func_def_36,type,
    nonempty: $i > $o ).

thf(func_def_37,type,
    nonemptyE1: $o ).

thf(func_def_38,type,
    nonemptyI: $o ).

thf(func_def_39,type,
    nonemptyI1: $o ).

thf(func_def_40,type,
    setadjoinIL: $o ).

thf(func_def_41,type,
    emptyinunitempty: $o ).

thf(func_def_42,type,
    setadjoinIR: $o ).

thf(func_def_43,type,
    setadjoinE: $o ).

thf(func_def_44,type,
    setadjoinOr: $o ).

thf(func_def_45,type,
    setoftrueEq: $o ).

thf(func_def_46,type,
    powersetI: $o ).

thf(func_def_47,type,
    emptyinPowerset: $o ).

thf(func_def_48,type,
    emptyInPowerset: $o ).

thf(func_def_49,type,
    powersetE: $o ).

thf(func_def_50,type,
    setunionI: $o ).

thf(func_def_51,type,
    setunionE: $o ).

thf(func_def_52,type,
    subPowSU: $o ).

thf(func_def_53,type,
    exuE2: $o ).

thf(func_def_54,type,
    nonemptyImpWitness: $o ).

thf(func_def_55,type,
    uniqinunit: $o ).

thf(func_def_56,type,
    notinsingleton: $o ).

thf(func_def_57,type,
    eqinunit: $o ).

thf(func_def_58,type,
    singletonsswitch: $o ).

thf(func_def_59,type,
    upairsetE: $o ).

thf(func_def_60,type,
    upairsetIL: $o ).

thf(func_def_61,type,
    upairsetIR: $o ).

thf(func_def_62,type,
    emptyE1: $o ).

thf(func_def_63,type,
    vacuousDall: $o ).

thf(func_def_64,type,
    quantDeMorgan1: $o ).

thf(func_def_65,type,
    quantDeMorgan2: $o ).

thf(func_def_66,type,
    quantDeMorgan3: $o ).

thf(func_def_67,type,
    quantDeMorgan4: $o ).

thf(func_def_68,type,
    prop2setI: $o ).

thf(func_def_69,type,
    set2prop: $i > $o ).

thf(func_def_70,type,
    prop2set2propI: $o ).

thf(func_def_71,type,
    notdexE: $o ).

thf(func_def_72,type,
    notdallE: $o ).

thf(func_def_73,type,
    exuI1: $o ).

thf(func_def_74,type,
    exuI3: $o ).

thf(func_def_75,type,
    exuI2: $o ).

thf(func_def_76,type,
    inCongP: $o ).

thf(func_def_77,type,
    in__Cong: $o ).

thf(func_def_78,type,
    exuE3u: $o ).

thf(func_def_79,type,
    exu__Cong: $o ).

thf(func_def_80,type,
    emptyset__Cong: $o ).

thf(func_def_81,type,
    setadjoin__Cong: $o ).

thf(func_def_82,type,
    powerset__Cong: $o ).

thf(func_def_83,type,
    setunion__Cong: $o ).

thf(func_def_84,type,
    omega__Cong: $o ).

thf(func_def_85,type,
    exuEu: $o ).

thf(func_def_86,type,
    descr__Cong: $o ).

thf(func_def_87,type,
    dsetconstr__Cong: $o ).

thf(func_def_88,type,
    subset: $i > $i > $o ).

thf(func_def_89,type,
    disjoint: $i > $i > $o ).

thf(func_def_90,type,
    setsmeet: $i > $i > $o ).

thf(func_def_91,type,
    subsetI1: $o ).

thf(func_def_92,type,
    eqimpsubset2: $o ).

thf(func_def_93,type,
    eqimpsubset1: $o ).

thf(func_def_94,type,
    subsetI2: $o ).

thf(func_def_95,type,
    emptysetsubset: $o ).

thf(func_def_96,type,
    subsetE: $o ).

thf(func_def_97,type,
    subsetE2: $o ).

thf(func_def_98,type,
    notsubsetI: $o ).

thf(func_def_99,type,
    notequalI1: $o ).

thf(func_def_100,type,
    notequalI2: $o ).

thf(func_def_101,type,
    subsetRefl: $o ).

thf(func_def_102,type,
    subsetTrans: $o ).

thf(func_def_103,type,
    setadjoinSub: $o ).

thf(func_def_104,type,
    setadjoinSub2: $o ).

thf(func_def_105,type,
    subset2powerset: $o ).

thf(func_def_106,type,
    setextsub: $o ).

thf(func_def_107,type,
    subsetemptysetimpeq: $o ).

thf(func_def_108,type,
    powersetI1: $o ).

thf(func_def_109,type,
    powersetE1: $o ).

thf(func_def_110,type,
    inPowerset: $o ).

thf(func_def_111,type,
    powersetsubset: $o ).

thf(func_def_112,type,
    sepInPowerset: $o ).

thf(func_def_113,type,
    sepSubset: $o ).

thf(func_def_114,type,
    binunion: $i > $i > $i ).

thf(func_def_115,type,
    binunionIL: $o ).

thf(func_def_116,type,
    upairset2IR: $o ).

thf(func_def_117,type,
    binunionIR: $o ).

thf(func_def_118,type,
    binunionEcases: $o ).

thf(func_def_119,type,
    binunionE: $o ).

thf(func_def_120,type,
    binunionLsub: $o ).

thf(func_def_121,type,
    binunionRsub: $o ).

thf(func_def_122,type,
    binintersect: $i > $i > $i ).

thf(func_def_123,type,
    binintersectI: $o ).

thf(func_def_124,type,
    binintersectSubset5: $o ).

thf(func_def_125,type,
    binintersectEL: $o ).

thf(func_def_126,type,
    binintersectLsub: $o ).

thf(func_def_127,type,
    binintersectSubset2: $o ).

thf(func_def_128,type,
    binintersectSubset3: $o ).

thf(func_def_129,type,
    binintersectER: $o ).

thf(func_def_130,type,
    disjointsetsI1: $o ).

thf(func_def_131,type,
    binintersectRsub: $o ).

thf(func_def_132,type,
    binintersectSubset4: $o ).

thf(func_def_133,type,
    binintersectSubset1: $o ).

thf(func_def_134,type,
    bs114d: $o ).

thf(func_def_135,type,
    regular: $i > $o ).

thf(func_def_136,type,
    setminus: $i > $i > $i ).

thf(func_def_137,type,
    setminusI: $o ).

thf(func_def_138,type,
    setminusEL: $o ).

thf(func_def_139,type,
    setminusER: $o ).

thf(func_def_140,type,
    setminusSubset2: $o ).

thf(func_def_141,type,
    setminusERneg: $o ).

thf(func_def_142,type,
    setminusELneg: $o ).

thf(func_def_143,type,
    setminusILneg: $o ).

thf(func_def_144,type,
    setminusIRneg: $o ).

thf(func_def_145,type,
    setminusLsub: $o ).

thf(func_def_146,type,
    setminusSubset1: $o ).

thf(func_def_147,type,
    symdiff: $i > $i > $i ).

thf(func_def_148,type,
    symdiffE: $o ).

thf(func_def_149,type,
    symdiffI1: $o ).

thf(func_def_150,type,
    symdiffI2: $o ).

thf(func_def_151,type,
    symdiffIneg1: $o ).

thf(func_def_152,type,
    symdiffIneg2: $o ).

thf(func_def_153,type,
    iskpair: $i > $o ).

thf(func_def_154,type,
    secondinupair: $o ).

thf(func_def_155,type,
    setukpairIL: $o ).

thf(func_def_156,type,
    setukpairIR: $o ).

thf(func_def_157,type,
    kpairiskpair: $o ).

thf(func_def_158,type,
    kpair: $i > $i > $i ).

thf(func_def_159,type,
    kpairp: $o ).

thf(func_def_160,type,
    cartprod: $i > $i > $i ).

thf(func_def_161,type,
    singletonsubset: $o ).

thf(func_def_162,type,
    singletoninpowerset: $o ).

thf(func_def_163,type,
    singletoninpowunion: $o ).

thf(func_def_164,type,
    upairset2E: $o ).

thf(func_def_165,type,
    upairsubunion: $o ).

thf(func_def_166,type,
    upairinpowunion: $o ).

thf(func_def_167,type,
    ubforcartprodlem1: $o ).

thf(func_def_168,type,
    ubforcartprodlem2: $o ).

thf(func_def_169,type,
    ubforcartprodlem3: $o ).

thf(func_def_170,type,
    cartprodpairin: $o ).

thf(func_def_171,type,
    cartprodmempair1: $o ).

thf(func_def_172,type,
    cartprodmempair: $o ).

thf(func_def_173,type,
    setunionE2: $o ).

thf(func_def_174,type,
    setunionsingleton1: $o ).

thf(func_def_175,type,
    setunionsingleton2: $o ).

thf(func_def_176,type,
    setunionsingleton: $o ).

thf(func_def_177,type,
    singleton: $i > $o ).

thf(func_def_178,type,
    singletonprop: $o ).

thf(func_def_179,type,
    ex1: $i > ( $i > $o ) > $o ).

thf(func_def_180,type,
    ex1E1: $o ).

thf(func_def_181,type,
    ex1I: $o ).

thf(func_def_182,type,
    vPI: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_183,type,
    vIMP: $o > $o > $o ).

thf(func_def_184,type,
    db0: 
      !>[X0: $tType] : X0 ).

thf(func_def_185,type,
    db2: 
      !>[X0: $tType] : X0 ).

thf(func_def_186,type,
    db1: 
      !>[X0: $tType] : X0 ).

thf(func_def_187,type,
    vLAM: 
      !>[X0: $tType,X1: $tType] : ( X1 > X0 > X1 ) ).

thf(func_def_188,type,
    vSIGMA: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_189,type,
    vIFF: $o > $o > $o ).

thf(func_def_190,type,
    vAND: $o > $o > $o ).

thf(func_def_191,type,
    db3: 
      !>[X0: $tType] : X0 ).

thf(func_def_192,type,
    db4: 
      !>[X0: $tType] : X0 ).

thf(func_def_193,type,
    vEQ: 
      !>[X0: $tType] : ( X0 > X0 > $o ) ).

thf(func_def_194,type,
    vNOT: $o > $o ).

thf(func_def_197,type,
    vOR: $o > $o > $o ).

thf(f70,axiom,
    ( ( emptyset = emptyset )
    = emptyset__Cong ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',emptyset__Cong) ).

thf(f74,axiom,
    ( ( omega = omega )
    = omega__Cong ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',omega__Cong) ).

thf(f158,axiom,
    ( singleton
    = ( ^ [X0: $i] :
        ? [X1: $i] :
          ( ( X0
            = ( setadjoin @ X1 @ emptyset ) )
          & ( in @ X1 @ X0 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',singleton) ).

thf(f159,axiom,
    ( singletonprop
    = ( ! [X0: $i,X1: $i > $o] :
          ( ! [X2: $i] :
              ( ( in @ X2 @ X0 )
             => ! [X3: $i] :
                  ( ( in @ X3 @ X0 )
                 => ( ( X1 @ X2 )
                   => ( ( X1 @ X3 )
                     => ( X2 = X3 ) ) ) ) )
         => ( ? [X2: $i] :
                ( ( X1 @ X2 )
                & ( in @ X2 @ X0 ) )
           => ( singleton
              @ ( dsetconstr @ X0
                @ ^ [X2: $i] : ( X1 @ X2 ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',singletonprop) ).

thf(f160,axiom,
    ( ( ^ [X0: $i,X1: $i > $o] :
          ( singleton
          @ ( dsetconstr @ X0
            @ ^ [X2: $i] : ( X1 @ X2 ) ) ) )
    = ex1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ex1) ).

thf(f163,conjecture,
    ( setextAx
   => ( emptysetAx
     => ( setadjoinAx
       => ( powersetAx
         => ( setunionAx
           => ( omega0Ax
             => ( omegaSAx
               => ( omegaIndAx
                 => ( replAx
                   => ( foundationAx
                     => ( wellorderingAx
                       => ( descrp
                         => ( dsetconstrI
                           => ( dsetconstrEL
                             => ( dsetconstrER
                               => ( exuE1
                                 => ( prop2setE
                                   => ( emptysetE
                                     => ( emptysetimpfalse
                                       => ( notinemptyset
                                         => ( exuE3e
                                           => ( setext
                                             => ( emptyI
                                               => ( noeltsimpempty
                                                 => ( setbeta
                                                   => ( nonemptyE1
                                                     => ( nonemptyI
                                                       => ( nonemptyI1
                                                         => ( setadjoinIL
                                                           => ( emptyinunitempty
                                                             => ( setadjoinIR
                                                               => ( setadjoinE
                                                                 => ( setadjoinOr
                                                                   => ( setoftrueEq
                                                                     => ( powersetI
                                                                       => ( emptyinPowerset
                                                                         => ( emptyInPowerset
                                                                           => ( powersetE
                                                                             => ( setunionI
                                                                               => ( setunionE
                                                                                 => ( subPowSU
                                                                                   => ( exuE2
                                                                                     => ( nonemptyImpWitness
                                                                                       => ( uniqinunit
                                                                                         => ( notinsingleton
                                                                                           => ( eqinunit
                                                                                             => ( singletonsswitch
                                                                                               => ( upairsetE
                                                                                                 => ( upairsetIL
                                                                                                   => ( upairsetIR
                                                                                                     => ( emptyE1
                                                                                                       => ( vacuousDall
                                                                                                         => ( quantDeMorgan1
                                                                                                           => ( quantDeMorgan2
                                                                                                             => ( quantDeMorgan3
                                                                                                               => ( quantDeMorgan4
                                                                                                                 => ( prop2setI
                                                                                                                   => ( prop2set2propI
                                                                                                                     => ( notdexE
                                                                                                                       => ( notdallE
                                                                                                                         => ( exuI1
                                                                                                                           => ( exuI3
                                                                                                                             => ( exuI2
                                                                                                                               => ( inCongP
                                                                                                                                 => ( in__Cong
                                                                                                                                   => ( exuE3u
                                                                                                                                     => ( exu__Cong
                                                                                                                                       => ( emptyset__Cong
                                                                                                                                         => ( setadjoin__Cong
                                                                                                                                           => ( powerset__Cong
                                                                                                                                             => ( setunion__Cong
                                                                                                                                               => ( omega__Cong
                                                                                                                                                 => ( exuEu
                                                                                                                                                   => ( descr__Cong
                                                                                                                                                     => ( dsetconstr__Cong
                                                                                                                                                       => ( subsetI1
                                                                                                                                                         => ( eqimpsubset2
                                                                                                                                                           => ( eqimpsubset1
                                                                                                                                                             => ( subsetI2
                                                                                                                                                               => ( emptysetsubset
                                                                                                                                                                 => ( subsetE
                                                                                                                                                                   => ( subsetE2
                                                                                                                                                                     => ( notsubsetI
                                                                                                                                                                       => ( notequalI1
                                                                                                                                                                         => ( notequalI2
                                                                                                                                                                           => ( subsetRefl
                                                                                                                                                                             => ( subsetTrans
                                                                                                                                                                               => ( setadjoinSub
                                                                                                                                                                                 => ( setadjoinSub2
                                                                                                                                                                                   => ( subset2powerset
                                                                                                                                                                                     => ( setextsub
                                                                                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                                                                                         => ( powersetI1
                                                                                                                                                                                           => ( powersetE1
                                                                                                                                                                                             => ( inPowerset
                                                                                                                                                                                               => ( powersetsubset
                                                                                                                                                                                                 => ( sepInPowerset
                                                                                                                                                                                                   => ( sepSubset
                                                                                                                                                                                                     => ( binunionIL
                                                                                                                                                                                                       => ( upairset2IR
                                                                                                                                                                                                         => ( binunionIR
                                                                                                                                                                                                           => ( binunionEcases
                                                                                                                                                                                                             => ( binunionE
                                                                                                                                                                                                               => ( binunionLsub
                                                                                                                                                                                                                 => ( binunionRsub
                                                                                                                                                                                                                   => ( binintersectI
                                                                                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                                                                                       => ( binintersectEL
                                                                                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                                                                                               => ( binintersectER
                                                                                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                                                                                         => ( bs114d
                                                                                                                                                                                                                                           => ( setminusI
                                                                                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                                                                                         => ! [X0: $i,X1: $i > $o] :
                                                                                                                                                                                                                                                                                                                              ( ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( in @ X2 @ X0 )
                                                                                                                                                                                                                                                                                                                                 => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( in @ X3 @ X0 )
                                                                                                                                                                                                                                                                                                                                     => ( ( X1 @ X2 )
                                                                                                                                                                                                                                                                                                                                       => ( ( X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                         => ( X2 = X3 ) ) ) ) )
                                                                                                                                                                                                                                                                                                                             => ( ? [X2: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( X1 @ X2 )
                                                                                                                                                                                                                                                                                                                                    & ( in @ X2 @ X0 ) )
                                                                                                                                                                                                                                                                                                                               => ( ex1 @ X0
                                                                                                                                                                                                                                                                                                                                  @ ^ [X2: $i] : ( X1 @ X2 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ex1I2) ).

thf(f164,negated_conjecture,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ! [X0: $i,X1: $i > $o] :
                                                                                                                                                                                                                                                                                                                                ( ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( in @ X2 @ X0 )
                                                                                                                                                                                                                                                                                                                                   => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ X3 @ X0 )
                                                                                                                                                                                                                                                                                                                                       => ( ( X1 @ X2 )
                                                                                                                                                                                                                                                                                                                                         => ( ( X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                           => ( X2 = X3 ) ) ) ) )
                                                                                                                                                                                                                                                                                                                               => ( ? [X2: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( X1 @ X2 )
                                                                                                                                                                                                                                                                                                                                      & ( in @ X2 @ X0 ) )
                                                                                                                                                                                                                                                                                                                                 => ( ex1 @ X0
                                                                                                                                                                                                                                                                                                                                    @ ^ [X2: $i] : ( X1 @ X2 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f163]) ).

thf(f187,plain,
    ( ( ^ [X0: $i,X1: $i > $o] :
          ( singleton
          @ ( dsetconstr @ X0
            @ ^ [X2: $i] : ( X1 @ X2 ) ) ) )
    = ex1 ),
    inference(rectify,[],[f160]) ).

thf(f188,plain,
    ( ex1
    = ( ^ [Y0: $i,Y1: $i > $o] :
          ( singleton
          @ ( dsetconstr @ Y0
            @ ^ [Y2: $i] : ( Y1 @ Y2 ) ) ) ) ),
    inference(fool_elimination,[],[f187]) ).

thf(f219,plain,
    ( omega__Cong
    = ( omega = omega ) ),
    inference(fool_elimination,[],[f74]) ).

thf(f228,plain,
    ( singleton
    = ( ^ [X0: $i] :
        ? [X1: $i] :
          ( ( X0
            = ( setadjoin @ X1 @ emptyset ) )
          & ( in @ X1 @ X0 ) ) ) ),
    inference(rectify,[],[f158]) ).

thf(f229,plain,
    ( singleton
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y1 @ Y0 )
              & ( ( setadjoin @ Y1 @ emptyset )
                = Y0 ) ) ) ) ),
    inference(fool_elimination,[],[f228]) ).

thf(f250,plain,
    ~ ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( emptyset__Cong
                                                                                                                                           => ( setadjoin__Cong
                                                                                                                                             => ( powerset__Cong
                                                                                                                                               => ( setunion__Cong
                                                                                                                                                 => ( omega__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ! [X0: $i,X1: $i > $o] :
                                                                                                                                                                                                                                                                                                                                ( ! [X2: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( in @ X2 @ X0 )
                                                                                                                                                                                                                                                                                                                                   => ! [X3: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ X3 @ X0 )
                                                                                                                                                                                                                                                                                                                                       => ( ( X1 @ X2 )
                                                                                                                                                                                                                                                                                                                                         => ( ( X1 @ X3 )
                                                                                                                                                                                                                                                                                                                                           => ( X2 = X3 ) ) ) ) )
                                                                                                                                                                                                                                                                                                                               => ( ? [X4: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( X1 @ X4 )
                                                                                                                                                                                                                                                                                                                                      & ( in @ X4 @ X0 ) )
                                                                                                                                                                                                                                                                                                                                 => ( ex1 @ X0
                                                                                                                                                                                                                                                                                                                                    @ ^ [X5: $i] : ( X1 @ X5 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[],[f164]) ).

thf(f251,plain,
    ( $true
    = ( ~ ( setextAx
         => ( emptysetAx
           => ( setadjoinAx
             => ( powersetAx
               => ( setunionAx
                 => ( omega0Ax
                   => ( omegaSAx
                     => ( omegaIndAx
                       => ( replAx
                         => ( foundationAx
                           => ( wellorderingAx
                             => ( descrp
                               => ( dsetconstrI
                                 => ( dsetconstrEL
                                   => ( dsetconstrER
                                     => ( exuE1
                                       => ( prop2setE
                                         => ( emptysetE
                                           => ( emptysetimpfalse
                                             => ( notinemptyset
                                               => ( exuE3e
                                                 => ( setext
                                                   => ( emptyI
                                                     => ( noeltsimpempty
                                                       => ( setbeta
                                                         => ( nonemptyE1
                                                           => ( nonemptyI
                                                             => ( nonemptyI1
                                                               => ( setadjoinIL
                                                                 => ( emptyinunitempty
                                                                   => ( setadjoinIR
                                                                     => ( setadjoinE
                                                                       => ( setadjoinOr
                                                                         => ( setoftrueEq
                                                                           => ( powersetI
                                                                             => ( emptyinPowerset
                                                                               => ( emptyInPowerset
                                                                                 => ( powersetE
                                                                                   => ( setunionI
                                                                                     => ( setunionE
                                                                                       => ( subPowSU
                                                                                         => ( exuE2
                                                                                           => ( nonemptyImpWitness
                                                                                             => ( uniqinunit
                                                                                               => ( notinsingleton
                                                                                                 => ( eqinunit
                                                                                                   => ( singletonsswitch
                                                                                                     => ( upairsetE
                                                                                                       => ( upairsetIL
                                                                                                         => ( upairsetIR
                                                                                                           => ( emptyE1
                                                                                                             => ( vacuousDall
                                                                                                               => ( quantDeMorgan1
                                                                                                                 => ( quantDeMorgan2
                                                                                                                   => ( quantDeMorgan3
                                                                                                                     => ( quantDeMorgan4
                                                                                                                       => ( prop2setI
                                                                                                                         => ( prop2set2propI
                                                                                                                           => ( notdexE
                                                                                                                             => ( notdallE
                                                                                                                               => ( exuI1
                                                                                                                                 => ( exuI3
                                                                                                                                   => ( exuI2
                                                                                                                                     => ( inCongP
                                                                                                                                       => ( in__Cong
                                                                                                                                         => ( exuE3u
                                                                                                                                           => ( exu__Cong
                                                                                                                                             => ( emptyset__Cong
                                                                                                                                               => ( setadjoin__Cong
                                                                                                                                                 => ( powerset__Cong
                                                                                                                                                   => ( setunion__Cong
                                                                                                                                                     => ( omega__Cong
                                                                                                                                                       => ( exuEu
                                                                                                                                                         => ( descr__Cong
                                                                                                                                                           => ( dsetconstr__Cong
                                                                                                                                                             => ( subsetI1
                                                                                                                                                               => ( eqimpsubset2
                                                                                                                                                                 => ( eqimpsubset1
                                                                                                                                                                   => ( subsetI2
                                                                                                                                                                     => ( emptysetsubset
                                                                                                                                                                       => ( subsetE
                                                                                                                                                                         => ( subsetE2
                                                                                                                                                                           => ( notsubsetI
                                                                                                                                                                             => ( notequalI1
                                                                                                                                                                               => ( notequalI2
                                                                                                                                                                                 => ( subsetRefl
                                                                                                                                                                                   => ( subsetTrans
                                                                                                                                                                                     => ( setadjoinSub
                                                                                                                                                                                       => ( setadjoinSub2
                                                                                                                                                                                         => ( subset2powerset
                                                                                                                                                                                           => ( setextsub
                                                                                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                                                                                               => ( powersetI1
                                                                                                                                                                                                 => ( powersetE1
                                                                                                                                                                                                   => ( inPowerset
                                                                                                                                                                                                     => ( powersetsubset
                                                                                                                                                                                                       => ( sepInPowerset
                                                                                                                                                                                                         => ( sepSubset
                                                                                                                                                                                                           => ( binunionIL
                                                                                                                                                                                                             => ( upairset2IR
                                                                                                                                                                                                               => ( binunionIR
                                                                                                                                                                                                                 => ( binunionEcases
                                                                                                                                                                                                                   => ( binunionE
                                                                                                                                                                                                                     => ( binunionLsub
                                                                                                                                                                                                                       => ( binunionRsub
                                                                                                                                                                                                                         => ( binintersectI
                                                                                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                                                                                             => ( binintersectEL
                                                                                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                           => ( ex1 @ Y1
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] : ( Y0 @ Y2 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f250]) ).

thf(f264,plain,
    ( singletonprop
    = ( ! [X0: $i,X1: $i > $o] :
          ( ! [X2: $i] :
              ( ( in @ X2 @ X0 )
             => ! [X3: $i] :
                  ( ( in @ X3 @ X0 )
                 => ( ( X1 @ X2 )
                   => ( ( X1 @ X3 )
                     => ( X2 = X3 ) ) ) ) )
         => ( ? [X4: $i] :
                ( ( X1 @ X4 )
                & ( in @ X4 @ X0 ) )
           => ( singleton
              @ ( dsetconstr @ X0
                @ ^ [X5: $i] : ( X1 @ X5 ) ) ) ) ) ) ),
    inference(rectify,[],[f159]) ).

thf(f265,plain,
    ( singletonprop
    = ( !! @ ( $i > $o )
      @ ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ Y1 )
                   => ( !! @ $i
                      @ ^ [Y3: $i] :
                          ( ( in @ Y3 @ Y1 )
                         => ( ( Y0 @ Y2 )
                           => ( ( Y0 @ Y3 )
                             => ( Y2 = Y3 ) ) ) ) ) ) )
             => ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                      & ( Y0 @ Y2 ) ) )
               => ( singleton
                  @ ( dsetconstr @ Y1
                    @ ^ [Y2: $i] : ( Y0 @ Y2 ) ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f264]) ).

thf(f432,plain,
    ( emptyset__Cong
    = ( emptyset = emptyset ) ),
    inference(fool_elimination,[],[f70]) ).

thf(f490,plain,
    ( emptyset__Cong
    = ( emptyset = emptyset ) ),
    inference(cnf_transformation,[],[f432]) ).

thf(f499,plain,
    ( $true
    = ( ~ ( setextAx
         => ( emptysetAx
           => ( setadjoinAx
             => ( powersetAx
               => ( setunionAx
                 => ( omega0Ax
                   => ( omegaSAx
                     => ( omegaIndAx
                       => ( replAx
                         => ( foundationAx
                           => ( wellorderingAx
                             => ( descrp
                               => ( dsetconstrI
                                 => ( dsetconstrEL
                                   => ( dsetconstrER
                                     => ( exuE1
                                       => ( prop2setE
                                         => ( emptysetE
                                           => ( emptysetimpfalse
                                             => ( notinemptyset
                                               => ( exuE3e
                                                 => ( setext
                                                   => ( emptyI
                                                     => ( noeltsimpempty
                                                       => ( setbeta
                                                         => ( nonemptyE1
                                                           => ( nonemptyI
                                                             => ( nonemptyI1
                                                               => ( setadjoinIL
                                                                 => ( emptyinunitempty
                                                                   => ( setadjoinIR
                                                                     => ( setadjoinE
                                                                       => ( setadjoinOr
                                                                         => ( setoftrueEq
                                                                           => ( powersetI
                                                                             => ( emptyinPowerset
                                                                               => ( emptyInPowerset
                                                                                 => ( powersetE
                                                                                   => ( setunionI
                                                                                     => ( setunionE
                                                                                       => ( subPowSU
                                                                                         => ( exuE2
                                                                                           => ( nonemptyImpWitness
                                                                                             => ( uniqinunit
                                                                                               => ( notinsingleton
                                                                                                 => ( eqinunit
                                                                                                   => ( singletonsswitch
                                                                                                     => ( upairsetE
                                                                                                       => ( upairsetIL
                                                                                                         => ( upairsetIR
                                                                                                           => ( emptyE1
                                                                                                             => ( vacuousDall
                                                                                                               => ( quantDeMorgan1
                                                                                                                 => ( quantDeMorgan2
                                                                                                                   => ( quantDeMorgan3
                                                                                                                     => ( quantDeMorgan4
                                                                                                                       => ( prop2setI
                                                                                                                         => ( prop2set2propI
                                                                                                                           => ( notdexE
                                                                                                                             => ( notdallE
                                                                                                                               => ( exuI1
                                                                                                                                 => ( exuI3
                                                                                                                                   => ( exuI2
                                                                                                                                     => ( inCongP
                                                                                                                                       => ( in__Cong
                                                                                                                                         => ( exuE3u
                                                                                                                                           => ( exu__Cong
                                                                                                                                             => ( emptyset__Cong
                                                                                                                                               => ( setadjoin__Cong
                                                                                                                                                 => ( powerset__Cong
                                                                                                                                                   => ( setunion__Cong
                                                                                                                                                     => ( omega__Cong
                                                                                                                                                       => ( exuEu
                                                                                                                                                         => ( descr__Cong
                                                                                                                                                           => ( dsetconstr__Cong
                                                                                                                                                             => ( subsetI1
                                                                                                                                                               => ( eqimpsubset2
                                                                                                                                                                 => ( eqimpsubset1
                                                                                                                                                                   => ( subsetI2
                                                                                                                                                                     => ( emptysetsubset
                                                                                                                                                                       => ( subsetE
                                                                                                                                                                         => ( subsetE2
                                                                                                                                                                           => ( notsubsetI
                                                                                                                                                                             => ( notequalI1
                                                                                                                                                                               => ( notequalI2
                                                                                                                                                                                 => ( subsetRefl
                                                                                                                                                                                   => ( subsetTrans
                                                                                                                                                                                     => ( setadjoinSub
                                                                                                                                                                                       => ( setadjoinSub2
                                                                                                                                                                                         => ( subset2powerset
                                                                                                                                                                                           => ( setextsub
                                                                                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                                                                                               => ( powersetI1
                                                                                                                                                                                                 => ( powersetE1
                                                                                                                                                                                                   => ( inPowerset
                                                                                                                                                                                                     => ( powersetsubset
                                                                                                                                                                                                       => ( sepInPowerset
                                                                                                                                                                                                         => ( sepSubset
                                                                                                                                                                                                           => ( binunionIL
                                                                                                                                                                                                             => ( upairset2IR
                                                                                                                                                                                                               => ( binunionIR
                                                                                                                                                                                                                 => ( binunionEcases
                                                                                                                                                                                                                   => ( binunionE
                                                                                                                                                                                                                     => ( binunionLsub
                                                                                                                                                                                                                       => ( binunionRsub
                                                                                                                                                                                                                         => ( binintersectI
                                                                                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                                                                                             => ( binintersectEL
                                                                                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                           => ( ex1 @ Y1
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] : ( Y0 @ Y2 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f251]) ).

thf(f552,plain,
    ( singletonprop
    = ( !! @ ( $i > $o )
      @ ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ Y1 )
                   => ( !! @ $i
                      @ ^ [Y3: $i] :
                          ( ( in @ Y3 @ Y1 )
                         => ( ( Y0 @ Y2 )
                           => ( ( Y0 @ Y3 )
                             => ( Y2 = Y3 ) ) ) ) ) ) )
             => ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                      & ( Y0 @ Y2 ) ) )
               => ( singleton
                  @ ( dsetconstr @ Y1
                    @ ^ [Y2: $i] : ( Y0 @ Y2 ) ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f265]) ).

thf(f598,plain,
    ( singleton
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y1 @ Y0 )
              & ( ( setadjoin @ Y1 @ emptyset )
                = Y0 ) ) ) ) ),
    inference(cnf_transformation,[],[f229]) ).

thf(f617,plain,
    ( omega__Cong
    = ( omega = omega ) ),
    inference(cnf_transformation,[],[f219]) ).

thf(f620,plain,
    ( ex1
    = ( ^ [Y0: $i,Y1: $i > $o] :
          ( singleton
          @ ( dsetconstr @ Y0
            @ ^ [Y2: $i] : ( Y1 @ Y2 ) ) ) ) ),
    inference(cnf_transformation,[],[f188]) ).

thf(f646,plain,
    ( ex1
    = ( ^ [Y0: $i,Y1: $i > $o] :
          ( ^ [Y2: $i] :
              ( ?? @ $i
              @ ^ [Y3: $i] :
                  ( ( in @ Y3 @ Y2 )
                  & ( ( setadjoin @ Y3 @ emptyset )
                    = Y2 ) ) )
          @ ( dsetconstr @ Y0
            @ ^ [Y2: $i] : ( Y1 @ Y2 ) ) ) ) ),
    inference(definition_unfolding,[],[f620,f598]) ).

thf(f650,plain,
    ( ( ~ ( setextAx
         => ( emptysetAx
           => ( setadjoinAx
             => ( powersetAx
               => ( setunionAx
                 => ( omega0Ax
                   => ( omegaSAx
                     => ( omegaIndAx
                       => ( replAx
                         => ( foundationAx
                           => ( wellorderingAx
                             => ( descrp
                               => ( dsetconstrI
                                 => ( dsetconstrEL
                                   => ( dsetconstrER
                                     => ( exuE1
                                       => ( prop2setE
                                         => ( emptysetE
                                           => ( emptysetimpfalse
                                             => ( notinemptyset
                                               => ( exuE3e
                                                 => ( setext
                                                   => ( emptyI
                                                     => ( noeltsimpempty
                                                       => ( setbeta
                                                         => ( nonemptyE1
                                                           => ( nonemptyI
                                                             => ( nonemptyI1
                                                               => ( setadjoinIL
                                                                 => ( emptyinunitempty
                                                                   => ( setadjoinIR
                                                                     => ( setadjoinE
                                                                       => ( setadjoinOr
                                                                         => ( setoftrueEq
                                                                           => ( powersetI
                                                                             => ( emptyinPowerset
                                                                               => ( emptyInPowerset
                                                                                 => ( powersetE
                                                                                   => ( setunionI
                                                                                     => ( setunionE
                                                                                       => ( subPowSU
                                                                                         => ( exuE2
                                                                                           => ( nonemptyImpWitness
                                                                                             => ( uniqinunit
                                                                                               => ( notinsingleton
                                                                                                 => ( eqinunit
                                                                                                   => ( singletonsswitch
                                                                                                     => ( upairsetE
                                                                                                       => ( upairsetIL
                                                                                                         => ( upairsetIR
                                                                                                           => ( emptyE1
                                                                                                             => ( vacuousDall
                                                                                                               => ( quantDeMorgan1
                                                                                                                 => ( quantDeMorgan2
                                                                                                                   => ( quantDeMorgan3
                                                                                                                     => ( quantDeMorgan4
                                                                                                                       => ( prop2setI
                                                                                                                         => ( prop2set2propI
                                                                                                                           => ( notdexE
                                                                                                                             => ( notdallE
                                                                                                                               => ( exuI1
                                                                                                                                 => ( exuI3
                                                                                                                                   => ( exuI2
                                                                                                                                     => ( inCongP
                                                                                                                                       => ( in__Cong
                                                                                                                                         => ( exuE3u
                                                                                                                                           => ( exu__Cong
                                                                                                                                             => ( emptyset__Cong
                                                                                                                                               => ( setadjoin__Cong
                                                                                                                                                 => ( powerset__Cong
                                                                                                                                                   => ( setunion__Cong
                                                                                                                                                     => ( omega__Cong
                                                                                                                                                       => ( exuEu
                                                                                                                                                         => ( descr__Cong
                                                                                                                                                           => ( dsetconstr__Cong
                                                                                                                                                             => ( subsetI1
                                                                                                                                                               => ( eqimpsubset2
                                                                                                                                                                 => ( eqimpsubset1
                                                                                                                                                                   => ( subsetI2
                                                                                                                                                                     => ( emptysetsubset
                                                                                                                                                                       => ( subsetE
                                                                                                                                                                         => ( subsetE2
                                                                                                                                                                           => ( notsubsetI
                                                                                                                                                                             => ( notequalI1
                                                                                                                                                                               => ( notequalI2
                                                                                                                                                                                 => ( subsetRefl
                                                                                                                                                                                   => ( subsetTrans
                                                                                                                                                                                     => ( setadjoinSub
                                                                                                                                                                                       => ( setadjoinSub2
                                                                                                                                                                                         => ( subset2powerset
                                                                                                                                                                                           => ( setextsub
                                                                                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                                                                                               => ( powersetI1
                                                                                                                                                                                                 => ( powersetE1
                                                                                                                                                                                                   => ( inPowerset
                                                                                                                                                                                                     => ( powersetsubset
                                                                                                                                                                                                       => ( sepInPowerset
                                                                                                                                                                                                         => ( sepSubset
                                                                                                                                                                                                           => ( binunionIL
                                                                                                                                                                                                             => ( upairset2IR
                                                                                                                                                                                                               => ( binunionIR
                                                                                                                                                                                                                 => ( binunionEcases
                                                                                                                                                                                                                   => ( binunionE
                                                                                                                                                                                                                     => ( binunionLsub
                                                                                                                                                                                                                       => ( binunionRsub
                                                                                                                                                                                                                         => ( binintersectI
                                                                                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                                                                                             => ( binintersectEL
                                                                                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                           => ( ^ [Y2: $i,Y3: $i > $o] :
                                                                                                                                                                                                                                                                                                                                                  ( ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                                          ( ( in @ Y5 @ Y4 )
                                                                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ Y5 @ emptyset )
                                                                                                                                                                                                                                                                                                                                                            = Y4 ) ) )
                                                                                                                                                                                                                                                                                                                                                  @ ( dsetconstr @ Y2
                                                                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] : ( Y3 @ Y4 ) ) )
                                                                                                                                                                                                                                                                                                                                              @ Y1
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] : ( Y0 @ Y2 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(definition_unfolding,[],[f499,f646]) ).

thf(f659,plain,
    ( singletonprop
    = ( !! @ ( $i > $o )
      @ ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ Y1 )
                   => ( !! @ $i
                      @ ^ [Y3: $i] :
                          ( ( in @ Y3 @ Y1 )
                         => ( ( Y0 @ Y2 )
                           => ( ( Y0 @ Y3 )
                             => ( Y2 = Y3 ) ) ) ) ) ) )
             => ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                      & ( Y0 @ Y2 ) ) )
               => ( ^ [Y2: $i] :
                      ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( in @ Y3 @ Y2 )
                          & ( ( setadjoin @ Y3 @ emptyset )
                            = Y2 ) ) )
                  @ ( dsetconstr @ Y1
                    @ ^ [Y2: $i] : ( Y0 @ Y2 ) ) ) ) ) ) ) ),
    inference(definition_unfolding,[],[f552,f598]) ).

thf(f675,plain,
    emptyset__Cong = $true,
    inference(boolean_simplification,[],[f490]) ).

thf(f679,plain,
    ( ( ~ ( setextAx
         => ( emptysetAx
           => ( setadjoinAx
             => ( powersetAx
               => ( setunionAx
                 => ( omega0Ax
                   => ( omegaSAx
                     => ( omegaIndAx
                       => ( replAx
                         => ( foundationAx
                           => ( wellorderingAx
                             => ( descrp
                               => ( dsetconstrI
                                 => ( dsetconstrEL
                                   => ( dsetconstrER
                                     => ( exuE1
                                       => ( prop2setE
                                         => ( emptysetE
                                           => ( emptysetimpfalse
                                             => ( notinemptyset
                                               => ( exuE3e
                                                 => ( setext
                                                   => ( emptyI
                                                     => ( noeltsimpempty
                                                       => ( setbeta
                                                         => ( nonemptyE1
                                                           => ( nonemptyI
                                                             => ( nonemptyI1
                                                               => ( setadjoinIL
                                                                 => ( emptyinunitempty
                                                                   => ( setadjoinIR
                                                                     => ( setadjoinE
                                                                       => ( setadjoinOr
                                                                         => ( setoftrueEq
                                                                           => ( powersetI
                                                                             => ( emptyinPowerset
                                                                               => ( emptyInPowerset
                                                                                 => ( powersetE
                                                                                   => ( setunionI
                                                                                     => ( setunionE
                                                                                       => ( subPowSU
                                                                                         => ( exuE2
                                                                                           => ( nonemptyImpWitness
                                                                                             => ( uniqinunit
                                                                                               => ( notinsingleton
                                                                                                 => ( eqinunit
                                                                                                   => ( singletonsswitch
                                                                                                     => ( upairsetE
                                                                                                       => ( upairsetIL
                                                                                                         => ( upairsetIR
                                                                                                           => ( emptyE1
                                                                                                             => ( vacuousDall
                                                                                                               => ( quantDeMorgan1
                                                                                                                 => ( quantDeMorgan2
                                                                                                                   => ( quantDeMorgan3
                                                                                                                     => ( quantDeMorgan4
                                                                                                                       => ( prop2setI
                                                                                                                         => ( prop2set2propI
                                                                                                                           => ( notdexE
                                                                                                                             => ( notdallE
                                                                                                                               => ( exuI1
                                                                                                                                 => ( exuI3
                                                                                                                                   => ( exuI2
                                                                                                                                     => ( inCongP
                                                                                                                                       => ( in__Cong
                                                                                                                                         => ( exuE3u
                                                                                                                                           => ( exu__Cong
                                                                                                                                             => ( emptyset__Cong
                                                                                                                                               => ( setadjoin__Cong
                                                                                                                                                 => ( powerset__Cong
                                                                                                                                                   => ( setunion__Cong
                                                                                                                                                     => ( omega__Cong
                                                                                                                                                       => ( exuEu
                                                                                                                                                         => ( descr__Cong
                                                                                                                                                           => ( dsetconstr__Cong
                                                                                                                                                             => ( subsetI1
                                                                                                                                                               => ( eqimpsubset2
                                                                                                                                                                 => ( eqimpsubset1
                                                                                                                                                                   => ( subsetI2
                                                                                                                                                                     => ( emptysetsubset
                                                                                                                                                                       => ( subsetE
                                                                                                                                                                         => ( subsetE2
                                                                                                                                                                           => ( notsubsetI
                                                                                                                                                                             => ( notequalI1
                                                                                                                                                                               => ( notequalI2
                                                                                                                                                                                 => ( subsetRefl
                                                                                                                                                                                   => ( subsetTrans
                                                                                                                                                                                     => ( setadjoinSub
                                                                                                                                                                                       => ( setadjoinSub2
                                                                                                                                                                                         => ( subset2powerset
                                                                                                                                                                                           => ( setextsub
                                                                                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                                                                                               => ( powersetI1
                                                                                                                                                                                                 => ( powersetE1
                                                                                                                                                                                                   => ( inPowerset
                                                                                                                                                                                                     => ( powersetsubset
                                                                                                                                                                                                       => ( sepInPowerset
                                                                                                                                                                                                         => ( sepSubset
                                                                                                                                                                                                           => ( binunionIL
                                                                                                                                                                                                             => ( upairset2IR
                                                                                                                                                                                                               => ( binunionIR
                                                                                                                                                                                                                 => ( binunionEcases
                                                                                                                                                                                                                   => ( binunionE
                                                                                                                                                                                                                     => ( binunionLsub
                                                                                                                                                                                                                       => ( binunionRsub
                                                                                                                                                                                                                         => ( binintersectI
                                                                                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                                                                                             => ( binintersectEL
                                                                                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(beta-eta_normalization,[],[f650]) ).

thf(f682,plain,
    ( singletonprop
    = ( !! @ ( $i > $o )
      @ ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ Y1 )
                   => ( !! @ $i
                      @ ^ [Y3: $i] :
                          ( ( in @ Y3 @ Y1 )
                         => ( ( Y0 @ Y2 )
                           => ( ( Y0 @ Y3 )
                             => ( Y2 = Y3 ) ) ) ) ) ) )
             => ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                      & ( Y0 @ Y2 ) ) )
               => ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                      & ( ( setadjoin @ Y2 @ emptyset )
                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f659]) ).

thf(f689,plain,
    omega__Cong = $true,
    inference(boolean_simplification,[],[f617]) ).

thf(f751,plain,
    ( ( ~ ( setextAx
         => ( emptysetAx
           => ( setadjoinAx
             => ( powersetAx
               => ( setunionAx
                 => ( omega0Ax
                   => ( omegaSAx
                     => ( omegaIndAx
                       => ( replAx
                         => ( foundationAx
                           => ( wellorderingAx
                             => ( descrp
                               => ( dsetconstrI
                                 => ( dsetconstrEL
                                   => ( dsetconstrER
                                     => ( exuE1
                                       => ( prop2setE
                                         => ( emptysetE
                                           => ( emptysetimpfalse
                                             => ( notinemptyset
                                               => ( exuE3e
                                                 => ( setext
                                                   => ( emptyI
                                                     => ( noeltsimpempty
                                                       => ( setbeta
                                                         => ( nonemptyE1
                                                           => ( nonemptyI
                                                             => ( nonemptyI1
                                                               => ( setadjoinIL
                                                                 => ( emptyinunitempty
                                                                   => ( setadjoinIR
                                                                     => ( setadjoinE
                                                                       => ( setadjoinOr
                                                                         => ( setoftrueEq
                                                                           => ( powersetI
                                                                             => ( emptyinPowerset
                                                                               => ( emptyInPowerset
                                                                                 => ( powersetE
                                                                                   => ( setunionI
                                                                                     => ( setunionE
                                                                                       => ( subPowSU
                                                                                         => ( exuE2
                                                                                           => ( nonemptyImpWitness
                                                                                             => ( uniqinunit
                                                                                               => ( notinsingleton
                                                                                                 => ( eqinunit
                                                                                                   => ( singletonsswitch
                                                                                                     => ( upairsetE
                                                                                                       => ( upairsetIL
                                                                                                         => ( upairsetIR
                                                                                                           => ( emptyE1
                                                                                                             => ( vacuousDall
                                                                                                               => ( quantDeMorgan1
                                                                                                                 => ( quantDeMorgan2
                                                                                                                   => ( quantDeMorgan3
                                                                                                                     => ( quantDeMorgan4
                                                                                                                       => ( prop2setI
                                                                                                                         => ( prop2set2propI
                                                                                                                           => ( notdexE
                                                                                                                             => ( notdallE
                                                                                                                               => ( exuI1
                                                                                                                                 => ( exuI3
                                                                                                                                   => ( exuI2
                                                                                                                                     => ( inCongP
                                                                                                                                       => ( in__Cong
                                                                                                                                         => ( exuE3u
                                                                                                                                           => ( exu__Cong
                                                                                                                                             => ( $true
                                                                                                                                               => ( setadjoin__Cong
                                                                                                                                                 => ( powerset__Cong
                                                                                                                                                   => ( setunion__Cong
                                                                                                                                                     => ( omega__Cong
                                                                                                                                                       => ( exuEu
                                                                                                                                                         => ( descr__Cong
                                                                                                                                                           => ( dsetconstr__Cong
                                                                                                                                                             => ( subsetI1
                                                                                                                                                               => ( eqimpsubset2
                                                                                                                                                                 => ( eqimpsubset1
                                                                                                                                                                   => ( subsetI2
                                                                                                                                                                     => ( emptysetsubset
                                                                                                                                                                       => ( subsetE
                                                                                                                                                                         => ( subsetE2
                                                                                                                                                                           => ( notsubsetI
                                                                                                                                                                             => ( notequalI1
                                                                                                                                                                               => ( notequalI2
                                                                                                                                                                                 => ( subsetRefl
                                                                                                                                                                                   => ( subsetTrans
                                                                                                                                                                                     => ( setadjoinSub
                                                                                                                                                                                       => ( setadjoinSub2
                                                                                                                                                                                         => ( subset2powerset
                                                                                                                                                                                           => ( setextsub
                                                                                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                                                                                               => ( powersetI1
                                                                                                                                                                                                 => ( powersetE1
                                                                                                                                                                                                   => ( inPowerset
                                                                                                                                                                                                     => ( powersetsubset
                                                                                                                                                                                                       => ( sepInPowerset
                                                                                                                                                                                                         => ( sepSubset
                                                                                                                                                                                                           => ( binunionIL
                                                                                                                                                                                                             => ( upairset2IR
                                                                                                                                                                                                               => ( binunionIR
                                                                                                                                                                                                                 => ( binunionEcases
                                                                                                                                                                                                                   => ( binunionE
                                                                                                                                                                                                                     => ( binunionLsub
                                                                                                                                                                                                                       => ( binunionRsub
                                                                                                                                                                                                                         => ( binintersectI
                                                                                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                                                                                             => ( binintersectEL
                                                                                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(forward_demodulation,[],[f679,f675]) ).

thf(f752,plain,
    ( ( ~ ( setextAx
         => ( emptysetAx
           => ( setadjoinAx
             => ( powersetAx
               => ( setunionAx
                 => ( omega0Ax
                   => ( omegaSAx
                     => ( omegaIndAx
                       => ( replAx
                         => ( foundationAx
                           => ( wellorderingAx
                             => ( descrp
                               => ( dsetconstrI
                                 => ( dsetconstrEL
                                   => ( dsetconstrER
                                     => ( exuE1
                                       => ( prop2setE
                                         => ( emptysetE
                                           => ( emptysetimpfalse
                                             => ( notinemptyset
                                               => ( exuE3e
                                                 => ( setext
                                                   => ( emptyI
                                                     => ( noeltsimpempty
                                                       => ( setbeta
                                                         => ( nonemptyE1
                                                           => ( nonemptyI
                                                             => ( nonemptyI1
                                                               => ( setadjoinIL
                                                                 => ( emptyinunitempty
                                                                   => ( setadjoinIR
                                                                     => ( setadjoinE
                                                                       => ( setadjoinOr
                                                                         => ( setoftrueEq
                                                                           => ( powersetI
                                                                             => ( emptyinPowerset
                                                                               => ( emptyInPowerset
                                                                                 => ( powersetE
                                                                                   => ( setunionI
                                                                                     => ( setunionE
                                                                                       => ( subPowSU
                                                                                         => ( exuE2
                                                                                           => ( nonemptyImpWitness
                                                                                             => ( uniqinunit
                                                                                               => ( notinsingleton
                                                                                                 => ( eqinunit
                                                                                                   => ( singletonsswitch
                                                                                                     => ( upairsetE
                                                                                                       => ( upairsetIL
                                                                                                         => ( upairsetIR
                                                                                                           => ( emptyE1
                                                                                                             => ( vacuousDall
                                                                                                               => ( quantDeMorgan1
                                                                                                                 => ( quantDeMorgan2
                                                                                                                   => ( quantDeMorgan3
                                                                                                                     => ( quantDeMorgan4
                                                                                                                       => ( prop2setI
                                                                                                                         => ( prop2set2propI
                                                                                                                           => ( notdexE
                                                                                                                             => ( notdallE
                                                                                                                               => ( exuI1
                                                                                                                                 => ( exuI3
                                                                                                                                   => ( exuI2
                                                                                                                                     => ( inCongP
                                                                                                                                       => ( in__Cong
                                                                                                                                         => ( exuE3u
                                                                                                                                           => ( exu__Cong
                                                                                                                                             => ( setadjoin__Cong
                                                                                                                                               => ( powerset__Cong
                                                                                                                                                 => ( setunion__Cong
                                                                                                                                                   => ( omega__Cong
                                                                                                                                                     => ( exuEu
                                                                                                                                                       => ( descr__Cong
                                                                                                                                                         => ( dsetconstr__Cong
                                                                                                                                                           => ( subsetI1
                                                                                                                                                             => ( eqimpsubset2
                                                                                                                                                               => ( eqimpsubset1
                                                                                                                                                                 => ( subsetI2
                                                                                                                                                                   => ( emptysetsubset
                                                                                                                                                                     => ( subsetE
                                                                                                                                                                       => ( subsetE2
                                                                                                                                                                         => ( notsubsetI
                                                                                                                                                                           => ( notequalI1
                                                                                                                                                                             => ( notequalI2
                                                                                                                                                                               => ( subsetRefl
                                                                                                                                                                                 => ( subsetTrans
                                                                                                                                                                                   => ( setadjoinSub
                                                                                                                                                                                     => ( setadjoinSub2
                                                                                                                                                                                       => ( subset2powerset
                                                                                                                                                                                         => ( setextsub
                                                                                                                                                                                           => ( subsetemptysetimpeq
                                                                                                                                                                                             => ( powersetI1
                                                                                                                                                                                               => ( powersetE1
                                                                                                                                                                                                 => ( inPowerset
                                                                                                                                                                                                   => ( powersetsubset
                                                                                                                                                                                                     => ( sepInPowerset
                                                                                                                                                                                                       => ( sepSubset
                                                                                                                                                                                                         => ( binunionIL
                                                                                                                                                                                                           => ( upairset2IR
                                                                                                                                                                                                             => ( binunionIR
                                                                                                                                                                                                               => ( binunionEcases
                                                                                                                                                                                                                 => ( binunionE
                                                                                                                                                                                                                   => ( binunionLsub
                                                                                                                                                                                                                     => ( binunionRsub
                                                                                                                                                                                                                       => ( binintersectI
                                                                                                                                                                                                                         => ( binintersectSubset5
                                                                                                                                                                                                                           => ( binintersectEL
                                                                                                                                                                                                                             => ( binintersectLsub
                                                                                                                                                                                                                               => ( binintersectSubset2
                                                                                                                                                                                                                                 => ( binintersectSubset3
                                                                                                                                                                                                                                   => ( binintersectER
                                                                                                                                                                                                                                     => ( disjointsetsI1
                                                                                                                                                                                                                                       => ( binintersectRsub
                                                                                                                                                                                                                                         => ( binintersectSubset4
                                                                                                                                                                                                                                           => ( binintersectSubset1
                                                                                                                                                                                                                                             => ( bs114d
                                                                                                                                                                                                                                               => ( setminusI
                                                                                                                                                                                                                                                 => ( setminusEL
                                                                                                                                                                                                                                                   => ( setminusER
                                                                                                                                                                                                                                                     => ( setminusSubset2
                                                                                                                                                                                                                                                       => ( setminusERneg
                                                                                                                                                                                                                                                         => ( setminusELneg
                                                                                                                                                                                                                                                           => ( setminusILneg
                                                                                                                                                                                                                                                             => ( setminusIRneg
                                                                                                                                                                                                                                                               => ( setminusLsub
                                                                                                                                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                                                                                                                                   => ( symdiffE
                                                                                                                                                                                                                                                                     => ( symdiffI1
                                                                                                                                                                                                                                                                       => ( symdiffI2
                                                                                                                                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                                                                                                                                             => ( secondinupair
                                                                                                                                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                                                                                                                                     => ( kpairp
                                                                                                                                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(boolean_simplification,[],[f751]) ).

thf(f770,plain,
    ( ( singletonprop = $false )
    | ( ( !! @ ( $i > $o )
        @ ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                     => ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y1 )
                           => ( ( Y0 @ Y2 )
                             => ( ( Y0 @ Y3 )
                               => ( Y2 = Y3 ) ) ) ) ) ) )
               => ( ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ Y1 )
                        & ( Y0 @ Y2 ) ) )
                 => ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                        & ( ( setadjoin @ Y2 @ emptyset )
                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) )
      = $true ) ),
    inference(iff_proxy_clausification,[],[f682]) ).

thf(f1363,plain,
    ( $true
    = ( ~ ( setextAx
         => ( emptysetAx
           => ( setadjoinAx
             => ( powersetAx
               => ( setunionAx
                 => ( omega0Ax
                   => ( omegaSAx
                     => ( omegaIndAx
                       => ( replAx
                         => ( foundationAx
                           => ( wellorderingAx
                             => ( descrp
                               => ( dsetconstrI
                                 => ( dsetconstrEL
                                   => ( dsetconstrER
                                     => ( exuE1
                                       => ( prop2setE
                                         => ( emptysetE
                                           => ( emptysetimpfalse
                                             => ( notinemptyset
                                               => ( exuE3e
                                                 => ( setext
                                                   => ( emptyI
                                                     => ( noeltsimpempty
                                                       => ( setbeta
                                                         => ( nonemptyE1
                                                           => ( nonemptyI
                                                             => ( nonemptyI1
                                                               => ( setadjoinIL
                                                                 => ( emptyinunitempty
                                                                   => ( setadjoinIR
                                                                     => ( setadjoinE
                                                                       => ( setadjoinOr
                                                                         => ( setoftrueEq
                                                                           => ( powersetI
                                                                             => ( emptyinPowerset
                                                                               => ( emptyInPowerset
                                                                                 => ( powersetE
                                                                                   => ( setunionI
                                                                                     => ( setunionE
                                                                                       => ( subPowSU
                                                                                         => ( exuE2
                                                                                           => ( nonemptyImpWitness
                                                                                             => ( uniqinunit
                                                                                               => ( notinsingleton
                                                                                                 => ( eqinunit
                                                                                                   => ( singletonsswitch
                                                                                                     => ( upairsetE
                                                                                                       => ( upairsetIL
                                                                                                         => ( upairsetIR
                                                                                                           => ( emptyE1
                                                                                                             => ( vacuousDall
                                                                                                               => ( quantDeMorgan1
                                                                                                                 => ( quantDeMorgan2
                                                                                                                   => ( quantDeMorgan3
                                                                                                                     => ( quantDeMorgan4
                                                                                                                       => ( prop2setI
                                                                                                                         => ( prop2set2propI
                                                                                                                           => ( notdexE
                                                                                                                             => ( notdallE
                                                                                                                               => ( exuI1
                                                                                                                                 => ( exuI3
                                                                                                                                   => ( exuI2
                                                                                                                                     => ( inCongP
                                                                                                                                       => ( in__Cong
                                                                                                                                         => ( exuE3u
                                                                                                                                           => ( exu__Cong
                                                                                                                                             => ( setadjoin__Cong
                                                                                                                                               => ( powerset__Cong
                                                                                                                                                 => ( setunion__Cong
                                                                                                                                                   => ( $true
                                                                                                                                                     => ( exuEu
                                                                                                                                                       => ( descr__Cong
                                                                                                                                                         => ( dsetconstr__Cong
                                                                                                                                                           => ( subsetI1
                                                                                                                                                             => ( eqimpsubset2
                                                                                                                                                               => ( eqimpsubset1
                                                                                                                                                                 => ( subsetI2
                                                                                                                                                                   => ( emptysetsubset
                                                                                                                                                                     => ( subsetE
                                                                                                                                                                       => ( subsetE2
                                                                                                                                                                         => ( notsubsetI
                                                                                                                                                                           => ( notequalI1
                                                                                                                                                                             => ( notequalI2
                                                                                                                                                                               => ( subsetRefl
                                                                                                                                                                                 => ( subsetTrans
                                                                                                                                                                                   => ( setadjoinSub
                                                                                                                                                                                     => ( setadjoinSub2
                                                                                                                                                                                       => ( subset2powerset
                                                                                                                                                                                         => ( setextsub
                                                                                                                                                                                           => ( subsetemptysetimpeq
                                                                                                                                                                                             => ( powersetI1
                                                                                                                                                                                               => ( powersetE1
                                                                                                                                                                                                 => ( inPowerset
                                                                                                                                                                                                   => ( powersetsubset
                                                                                                                                                                                                     => ( sepInPowerset
                                                                                                                                                                                                       => ( sepSubset
                                                                                                                                                                                                         => ( binunionIL
                                                                                                                                                                                                           => ( upairset2IR
                                                                                                                                                                                                             => ( binunionIR
                                                                                                                                                                                                               => ( binunionEcases
                                                                                                                                                                                                                 => ( binunionE
                                                                                                                                                                                                                   => ( binunionLsub
                                                                                                                                                                                                                     => ( binunionRsub
                                                                                                                                                                                                                       => ( binintersectI
                                                                                                                                                                                                                         => ( binintersectSubset5
                                                                                                                                                                                                                           => ( binintersectEL
                                                                                                                                                                                                                             => ( binintersectLsub
                                                                                                                                                                                                                               => ( binintersectSubset2
                                                                                                                                                                                                                                 => ( binintersectSubset3
                                                                                                                                                                                                                                   => ( binintersectER
                                                                                                                                                                                                                                     => ( disjointsetsI1
                                                                                                                                                                                                                                       => ( binintersectRsub
                                                                                                                                                                                                                                         => ( binintersectSubset4
                                                                                                                                                                                                                                           => ( binintersectSubset1
                                                                                                                                                                                                                                             => ( bs114d
                                                                                                                                                                                                                                               => ( setminusI
                                                                                                                                                                                                                                                 => ( setminusEL
                                                                                                                                                                                                                                                   => ( setminusER
                                                                                                                                                                                                                                                     => ( setminusSubset2
                                                                                                                                                                                                                                                       => ( setminusERneg
                                                                                                                                                                                                                                                         => ( setminusELneg
                                                                                                                                                                                                                                                           => ( setminusILneg
                                                                                                                                                                                                                                                             => ( setminusIRneg
                                                                                                                                                                                                                                                               => ( setminusLsub
                                                                                                                                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                                                                                                                                   => ( symdiffE
                                                                                                                                                                                                                                                                     => ( symdiffI1
                                                                                                                                                                                                                                                                       => ( symdiffI2
                                                                                                                                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                                                                                                                                             => ( secondinupair
                                                                                                                                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                                                                                                                                     => ( kpairp
                                                                                                                                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(forward_demodulation,[],[f752,f689]) ).

thf(f1364,plain,
    ( $true
    = ( ~ ( setextAx
         => ( emptysetAx
           => ( setadjoinAx
             => ( powersetAx
               => ( setunionAx
                 => ( omega0Ax
                   => ( omegaSAx
                     => ( omegaIndAx
                       => ( replAx
                         => ( foundationAx
                           => ( wellorderingAx
                             => ( descrp
                               => ( dsetconstrI
                                 => ( dsetconstrEL
                                   => ( dsetconstrER
                                     => ( exuE1
                                       => ( prop2setE
                                         => ( emptysetE
                                           => ( emptysetimpfalse
                                             => ( notinemptyset
                                               => ( exuE3e
                                                 => ( setext
                                                   => ( emptyI
                                                     => ( noeltsimpempty
                                                       => ( setbeta
                                                         => ( nonemptyE1
                                                           => ( nonemptyI
                                                             => ( nonemptyI1
                                                               => ( setadjoinIL
                                                                 => ( emptyinunitempty
                                                                   => ( setadjoinIR
                                                                     => ( setadjoinE
                                                                       => ( setadjoinOr
                                                                         => ( setoftrueEq
                                                                           => ( powersetI
                                                                             => ( emptyinPowerset
                                                                               => ( emptyInPowerset
                                                                                 => ( powersetE
                                                                                   => ( setunionI
                                                                                     => ( setunionE
                                                                                       => ( subPowSU
                                                                                         => ( exuE2
                                                                                           => ( nonemptyImpWitness
                                                                                             => ( uniqinunit
                                                                                               => ( notinsingleton
                                                                                                 => ( eqinunit
                                                                                                   => ( singletonsswitch
                                                                                                     => ( upairsetE
                                                                                                       => ( upairsetIL
                                                                                                         => ( upairsetIR
                                                                                                           => ( emptyE1
                                                                                                             => ( vacuousDall
                                                                                                               => ( quantDeMorgan1
                                                                                                                 => ( quantDeMorgan2
                                                                                                                   => ( quantDeMorgan3
                                                                                                                     => ( quantDeMorgan4
                                                                                                                       => ( prop2setI
                                                                                                                         => ( prop2set2propI
                                                                                                                           => ( notdexE
                                                                                                                             => ( notdallE
                                                                                                                               => ( exuI1
                                                                                                                                 => ( exuI3
                                                                                                                                   => ( exuI2
                                                                                                                                     => ( inCongP
                                                                                                                                       => ( in__Cong
                                                                                                                                         => ( exuE3u
                                                                                                                                           => ( exu__Cong
                                                                                                                                             => ( setadjoin__Cong
                                                                                                                                               => ( powerset__Cong
                                                                                                                                                 => ( setunion__Cong
                                                                                                                                                   => ( exuEu
                                                                                                                                                     => ( descr__Cong
                                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                                         => ( subsetI1
                                                                                                                                                           => ( eqimpsubset2
                                                                                                                                                             => ( eqimpsubset1
                                                                                                                                                               => ( subsetI2
                                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                                   => ( subsetE
                                                                                                                                                                     => ( subsetE2
                                                                                                                                                                       => ( notsubsetI
                                                                                                                                                                         => ( notequalI1
                                                                                                                                                                           => ( notequalI2
                                                                                                                                                                             => ( subsetRefl
                                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                                       => ( setextsub
                                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(boolean_simplification,[],[f1363]) ).

thf(f1510,definition,
    ( spl0_109
  <=> ( singletonprop = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_109])],[avatar_definition]) ).

thf(f1512,plain,
    ( ( singletonprop = $true )
    | ~ spl0_109 ),
    inference(avatar_component_clause,[],[f1510]) ).

thf(f1514,definition,
    ( spl0_110
  <=> ( ( !! @ ( $i > $o )
        @ ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                     => ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y1 )
                           => ( ( Y0 @ Y2 )
                             => ( ( Y0 @ Y3 )
                               => ( Y2 = Y3 ) ) ) ) ) ) )
               => ( ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ Y1 )
                        & ( Y0 @ Y2 ) ) )
                 => ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                        & ( ( setadjoin @ Y2 @ emptyset )
                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) )
      = $false ) ),
    introduced(definition,[new_symbols(definition,[spl0_110])],[avatar_definition]) ).

thf(f1516,plain,
    ( ( ( !! @ ( $i > $o )
        @ ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                     => ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y1 )
                           => ( ( Y0 @ Y2 )
                             => ( ( Y0 @ Y3 )
                               => ( Y2 = Y3 ) ) ) ) ) ) )
               => ( ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ Y1 )
                        & ( Y0 @ Y2 ) ) )
                 => ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                        & ( ( setadjoin @ Y2 @ emptyset )
                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) )
      = $false )
    | ~ spl0_110 ),
    inference(avatar_component_clause,[],[f1514]) ).

thf(f1519,definition,
    ( spl0_111
  <=> ( singletonprop = $false ) ),
    introduced(definition,[new_symbols(definition,[spl0_111])],[avatar_definition]) ).

thf(f1521,plain,
    ( ( singletonprop = $false )
    | ~ spl0_111 ),
    inference(avatar_component_clause,[],[f1519]) ).

thf(f1523,definition,
    ( spl0_112
  <=> ( ( !! @ ( $i > $o )
        @ ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                     => ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y1 )
                           => ( ( Y0 @ Y2 )
                             => ( ( Y0 @ Y3 )
                               => ( Y2 = Y3 ) ) ) ) ) ) )
               => ( ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ Y1 )
                        & ( Y0 @ Y2 ) ) )
                 => ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                        & ( ( setadjoin @ Y2 @ emptyset )
                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) )
      = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_112])],[avatar_definition]) ).

thf(f1525,plain,
    ( ( ( !! @ ( $i > $o )
        @ ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                     => ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y1 )
                           => ( ( Y0 @ Y2 )
                             => ( ( Y0 @ Y3 )
                               => ( Y2 = Y3 ) ) ) ) ) ) )
               => ( ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ Y1 )
                        & ( Y0 @ Y2 ) ) )
                 => ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                        & ( ( setadjoin @ Y2 @ emptyset )
                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) )
      = $true )
    | ~ spl0_112 ),
    inference(avatar_component_clause,[],[f1523]) ).

thf(f1526,plain,
    ( spl0_111
    | spl0_112 ),
    inference(avatar_split_clause,[],[f770,f1523,f1519]) ).

thf(f3697,plain,
    ( ( setextAx
     => ( emptysetAx
       => ( setadjoinAx
         => ( powersetAx
           => ( setunionAx
             => ( omega0Ax
               => ( omegaSAx
                 => ( omegaIndAx
                   => ( replAx
                     => ( foundationAx
                       => ( wellorderingAx
                         => ( descrp
                           => ( dsetconstrI
                             => ( dsetconstrEL
                               => ( dsetconstrER
                                 => ( exuE1
                                   => ( prop2setE
                                     => ( emptysetE
                                       => ( emptysetimpfalse
                                         => ( notinemptyset
                                           => ( exuE3e
                                             => ( setext
                                               => ( emptyI
                                                 => ( noeltsimpempty
                                                   => ( setbeta
                                                     => ( nonemptyE1
                                                       => ( nonemptyI
                                                         => ( nonemptyI1
                                                           => ( setadjoinIL
                                                             => ( emptyinunitempty
                                                               => ( setadjoinIR
                                                                 => ( setadjoinE
                                                                   => ( setadjoinOr
                                                                     => ( setoftrueEq
                                                                       => ( powersetI
                                                                         => ( emptyinPowerset
                                                                           => ( emptyInPowerset
                                                                             => ( powersetE
                                                                               => ( setunionI
                                                                                 => ( setunionE
                                                                                   => ( subPowSU
                                                                                     => ( exuE2
                                                                                       => ( nonemptyImpWitness
                                                                                         => ( uniqinunit
                                                                                           => ( notinsingleton
                                                                                             => ( eqinunit
                                                                                               => ( singletonsswitch
                                                                                                 => ( upairsetE
                                                                                                   => ( upairsetIL
                                                                                                     => ( upairsetIR
                                                                                                       => ( emptyE1
                                                                                                         => ( vacuousDall
                                                                                                           => ( quantDeMorgan1
                                                                                                             => ( quantDeMorgan2
                                                                                                               => ( quantDeMorgan3
                                                                                                                 => ( quantDeMorgan4
                                                                                                                   => ( prop2setI
                                                                                                                     => ( prop2set2propI
                                                                                                                       => ( notdexE
                                                                                                                         => ( notdallE
                                                                                                                           => ( exuI1
                                                                                                                             => ( exuI3
                                                                                                                               => ( exuI2
                                                                                                                                 => ( inCongP
                                                                                                                                   => ( in__Cong
                                                                                                                                     => ( exuE3u
                                                                                                                                       => ( exu__Cong
                                                                                                                                         => ( setadjoin__Cong
                                                                                                                                           => ( powerset__Cong
                                                                                                                                             => ( setunion__Cong
                                                                                                                                               => ( exuEu
                                                                                                                                                 => ( descr__Cong
                                                                                                                                                   => ( dsetconstr__Cong
                                                                                                                                                     => ( subsetI1
                                                                                                                                                       => ( eqimpsubset2
                                                                                                                                                         => ( eqimpsubset1
                                                                                                                                                           => ( subsetI2
                                                                                                                                                             => ( emptysetsubset
                                                                                                                                                               => ( subsetE
                                                                                                                                                                 => ( subsetE2
                                                                                                                                                                   => ( notsubsetI
                                                                                                                                                                     => ( notequalI1
                                                                                                                                                                       => ( notequalI2
                                                                                                                                                                         => ( subsetRefl
                                                                                                                                                                           => ( subsetTrans
                                                                                                                                                                             => ( setadjoinSub
                                                                                                                                                                               => ( setadjoinSub2
                                                                                                                                                                                 => ( subset2powerset
                                                                                                                                                                                   => ( setextsub
                                                                                                                                                                                     => ( subsetemptysetimpeq
                                                                                                                                                                                       => ( powersetI1
                                                                                                                                                                                         => ( powersetE1
                                                                                                                                                                                           => ( inPowerset
                                                                                                                                                                                             => ( powersetsubset
                                                                                                                                                                                               => ( sepInPowerset
                                                                                                                                                                                                 => ( sepSubset
                                                                                                                                                                                                   => ( binunionIL
                                                                                                                                                                                                     => ( upairset2IR
                                                                                                                                                                                                       => ( binunionIR
                                                                                                                                                                                                         => ( binunionEcases
                                                                                                                                                                                                           => ( binunionE
                                                                                                                                                                                                             => ( binunionLsub
                                                                                                                                                                                                               => ( binunionRsub
                                                                                                                                                                                                                 => ( binintersectI
                                                                                                                                                                                                                   => ( binintersectSubset5
                                                                                                                                                                                                                     => ( binintersectEL
                                                                                                                                                                                                                       => ( binintersectLsub
                                                                                                                                                                                                                         => ( binintersectSubset2
                                                                                                                                                                                                                           => ( binintersectSubset3
                                                                                                                                                                                                                             => ( binintersectER
                                                                                                                                                                                                                               => ( disjointsetsI1
                                                                                                                                                                                                                                 => ( binintersectRsub
                                                                                                                                                                                                                                   => ( binintersectSubset4
                                                                                                                                                                                                                                     => ( binintersectSubset1
                                                                                                                                                                                                                                       => ( bs114d
                                                                                                                                                                                                                                         => ( setminusI
                                                                                                                                                                                                                                           => ( setminusEL
                                                                                                                                                                                                                                             => ( setminusER
                                                                                                                                                                                                                                               => ( setminusSubset2
                                                                                                                                                                                                                                                 => ( setminusERneg
                                                                                                                                                                                                                                                   => ( setminusELneg
                                                                                                                                                                                                                                                     => ( setminusILneg
                                                                                                                                                                                                                                                       => ( setminusIRneg
                                                                                                                                                                                                                                                         => ( setminusLsub
                                                                                                                                                                                                                                                           => ( setminusSubset1
                                                                                                                                                                                                                                                             => ( symdiffE
                                                                                                                                                                                                                                                               => ( symdiffI1
                                                                                                                                                                                                                                                                 => ( symdiffI2
                                                                                                                                                                                                                                                                   => ( symdiffIneg1
                                                                                                                                                                                                                                                                     => ( symdiffIneg2
                                                                                                                                                                                                                                                                       => ( secondinupair
                                                                                                                                                                                                                                                                         => ( setukpairIL
                                                                                                                                                                                                                                                                           => ( setukpairIR
                                                                                                                                                                                                                                                                             => ( kpairiskpair
                                                                                                                                                                                                                                                                               => ( kpairp
                                                                                                                                                                                                                                                                                 => ( singletonsubset
                                                                                                                                                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                                                                                                                                                       => ( upairset2E
                                                                                                                                                                                                                                                                                         => ( upairsubunion
                                                                                                                                                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(not_proxy_clausification,[],[f1364]) ).

thf(f3698,plain,
    ( ( emptysetAx
     => ( setadjoinAx
       => ( powersetAx
         => ( setunionAx
           => ( omega0Ax
             => ( omegaSAx
               => ( omegaIndAx
                 => ( replAx
                   => ( foundationAx
                     => ( wellorderingAx
                       => ( descrp
                         => ( dsetconstrI
                           => ( dsetconstrEL
                             => ( dsetconstrER
                               => ( exuE1
                                 => ( prop2setE
                                   => ( emptysetE
                                     => ( emptysetimpfalse
                                       => ( notinemptyset
                                         => ( exuE3e
                                           => ( setext
                                             => ( emptyI
                                               => ( noeltsimpempty
                                                 => ( setbeta
                                                   => ( nonemptyE1
                                                     => ( nonemptyI
                                                       => ( nonemptyI1
                                                         => ( setadjoinIL
                                                           => ( emptyinunitempty
                                                             => ( setadjoinIR
                                                               => ( setadjoinE
                                                                 => ( setadjoinOr
                                                                   => ( setoftrueEq
                                                                     => ( powersetI
                                                                       => ( emptyinPowerset
                                                                         => ( emptyInPowerset
                                                                           => ( powersetE
                                                                             => ( setunionI
                                                                               => ( setunionE
                                                                                 => ( subPowSU
                                                                                   => ( exuE2
                                                                                     => ( nonemptyImpWitness
                                                                                       => ( uniqinunit
                                                                                         => ( notinsingleton
                                                                                           => ( eqinunit
                                                                                             => ( singletonsswitch
                                                                                               => ( upairsetE
                                                                                                 => ( upairsetIL
                                                                                                   => ( upairsetIR
                                                                                                     => ( emptyE1
                                                                                                       => ( vacuousDall
                                                                                                         => ( quantDeMorgan1
                                                                                                           => ( quantDeMorgan2
                                                                                                             => ( quantDeMorgan3
                                                                                                               => ( quantDeMorgan4
                                                                                                                 => ( prop2setI
                                                                                                                   => ( prop2set2propI
                                                                                                                     => ( notdexE
                                                                                                                       => ( notdallE
                                                                                                                         => ( exuI1
                                                                                                                           => ( exuI3
                                                                                                                             => ( exuI2
                                                                                                                               => ( inCongP
                                                                                                                                 => ( in__Cong
                                                                                                                                   => ( exuE3u
                                                                                                                                     => ( exu__Cong
                                                                                                                                       => ( setadjoin__Cong
                                                                                                                                         => ( powerset__Cong
                                                                                                                                           => ( setunion__Cong
                                                                                                                                             => ( exuEu
                                                                                                                                               => ( descr__Cong
                                                                                                                                                 => ( dsetconstr__Cong
                                                                                                                                                   => ( subsetI1
                                                                                                                                                     => ( eqimpsubset2
                                                                                                                                                       => ( eqimpsubset1
                                                                                                                                                         => ( subsetI2
                                                                                                                                                           => ( emptysetsubset
                                                                                                                                                             => ( subsetE
                                                                                                                                                               => ( subsetE2
                                                                                                                                                                 => ( notsubsetI
                                                                                                                                                                   => ( notequalI1
                                                                                                                                                                     => ( notequalI2
                                                                                                                                                                       => ( subsetRefl
                                                                                                                                                                         => ( subsetTrans
                                                                                                                                                                           => ( setadjoinSub
                                                                                                                                                                             => ( setadjoinSub2
                                                                                                                                                                               => ( subset2powerset
                                                                                                                                                                                 => ( setextsub
                                                                                                                                                                                   => ( subsetemptysetimpeq
                                                                                                                                                                                     => ( powersetI1
                                                                                                                                                                                       => ( powersetE1
                                                                                                                                                                                         => ( inPowerset
                                                                                                                                                                                           => ( powersetsubset
                                                                                                                                                                                             => ( sepInPowerset
                                                                                                                                                                                               => ( sepSubset
                                                                                                                                                                                                 => ( binunionIL
                                                                                                                                                                                                   => ( upairset2IR
                                                                                                                                                                                                     => ( binunionIR
                                                                                                                                                                                                       => ( binunionEcases
                                                                                                                                                                                                         => ( binunionE
                                                                                                                                                                                                           => ( binunionLsub
                                                                                                                                                                                                             => ( binunionRsub
                                                                                                                                                                                                               => ( binintersectI
                                                                                                                                                                                                                 => ( binintersectSubset5
                                                                                                                                                                                                                   => ( binintersectEL
                                                                                                                                                                                                                     => ( binintersectLsub
                                                                                                                                                                                                                       => ( binintersectSubset2
                                                                                                                                                                                                                         => ( binintersectSubset3
                                                                                                                                                                                                                           => ( binintersectER
                                                                                                                                                                                                                             => ( disjointsetsI1
                                                                                                                                                                                                                               => ( binintersectRsub
                                                                                                                                                                                                                                 => ( binintersectSubset4
                                                                                                                                                                                                                                   => ( binintersectSubset1
                                                                                                                                                                                                                                     => ( bs114d
                                                                                                                                                                                                                                       => ( setminusI
                                                                                                                                                                                                                                         => ( setminusEL
                                                                                                                                                                                                                                           => ( setminusER
                                                                                                                                                                                                                                             => ( setminusSubset2
                                                                                                                                                                                                                                               => ( setminusERneg
                                                                                                                                                                                                                                                 => ( setminusELneg
                                                                                                                                                                                                                                                   => ( setminusILneg
                                                                                                                                                                                                                                                     => ( setminusIRneg
                                                                                                                                                                                                                                                       => ( setminusLsub
                                                                                                                                                                                                                                                         => ( setminusSubset1
                                                                                                                                                                                                                                                           => ( symdiffE
                                                                                                                                                                                                                                                             => ( symdiffI1
                                                                                                                                                                                                                                                               => ( symdiffI2
                                                                                                                                                                                                                                                                 => ( symdiffIneg1
                                                                                                                                                                                                                                                                   => ( symdiffIneg2
                                                                                                                                                                                                                                                                     => ( secondinupair
                                                                                                                                                                                                                                                                       => ( setukpairIL
                                                                                                                                                                                                                                                                         => ( setukpairIR
                                                                                                                                                                                                                                                                           => ( kpairiskpair
                                                                                                                                                                                                                                                                             => ( kpairp
                                                                                                                                                                                                                                                                               => ( singletonsubset
                                                                                                                                                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                                                                                                                                                     => ( upairset2E
                                                                                                                                                                                                                                                                                       => ( upairsubunion
                                                                                                                                                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3697]) ).

thf(f3700,plain,
    ( ( setadjoinAx
     => ( powersetAx
       => ( setunionAx
         => ( omega0Ax
           => ( omegaSAx
             => ( omegaIndAx
               => ( replAx
                 => ( foundationAx
                   => ( wellorderingAx
                     => ( descrp
                       => ( dsetconstrI
                         => ( dsetconstrEL
                           => ( dsetconstrER
                             => ( exuE1
                               => ( prop2setE
                                 => ( emptysetE
                                   => ( emptysetimpfalse
                                     => ( notinemptyset
                                       => ( exuE3e
                                         => ( setext
                                           => ( emptyI
                                             => ( noeltsimpempty
                                               => ( setbeta
                                                 => ( nonemptyE1
                                                   => ( nonemptyI
                                                     => ( nonemptyI1
                                                       => ( setadjoinIL
                                                         => ( emptyinunitempty
                                                           => ( setadjoinIR
                                                             => ( setadjoinE
                                                               => ( setadjoinOr
                                                                 => ( setoftrueEq
                                                                   => ( powersetI
                                                                     => ( emptyinPowerset
                                                                       => ( emptyInPowerset
                                                                         => ( powersetE
                                                                           => ( setunionI
                                                                             => ( setunionE
                                                                               => ( subPowSU
                                                                                 => ( exuE2
                                                                                   => ( nonemptyImpWitness
                                                                                     => ( uniqinunit
                                                                                       => ( notinsingleton
                                                                                         => ( eqinunit
                                                                                           => ( singletonsswitch
                                                                                             => ( upairsetE
                                                                                               => ( upairsetIL
                                                                                                 => ( upairsetIR
                                                                                                   => ( emptyE1
                                                                                                     => ( vacuousDall
                                                                                                       => ( quantDeMorgan1
                                                                                                         => ( quantDeMorgan2
                                                                                                           => ( quantDeMorgan3
                                                                                                             => ( quantDeMorgan4
                                                                                                               => ( prop2setI
                                                                                                                 => ( prop2set2propI
                                                                                                                   => ( notdexE
                                                                                                                     => ( notdallE
                                                                                                                       => ( exuI1
                                                                                                                         => ( exuI3
                                                                                                                           => ( exuI2
                                                                                                                             => ( inCongP
                                                                                                                               => ( in__Cong
                                                                                                                                 => ( exuE3u
                                                                                                                                   => ( exu__Cong
                                                                                                                                     => ( setadjoin__Cong
                                                                                                                                       => ( powerset__Cong
                                                                                                                                         => ( setunion__Cong
                                                                                                                                           => ( exuEu
                                                                                                                                             => ( descr__Cong
                                                                                                                                               => ( dsetconstr__Cong
                                                                                                                                                 => ( subsetI1
                                                                                                                                                   => ( eqimpsubset2
                                                                                                                                                     => ( eqimpsubset1
                                                                                                                                                       => ( subsetI2
                                                                                                                                                         => ( emptysetsubset
                                                                                                                                                           => ( subsetE
                                                                                                                                                             => ( subsetE2
                                                                                                                                                               => ( notsubsetI
                                                                                                                                                                 => ( notequalI1
                                                                                                                                                                   => ( notequalI2
                                                                                                                                                                     => ( subsetRefl
                                                                                                                                                                       => ( subsetTrans
                                                                                                                                                                         => ( setadjoinSub
                                                                                                                                                                           => ( setadjoinSub2
                                                                                                                                                                             => ( subset2powerset
                                                                                                                                                                               => ( setextsub
                                                                                                                                                                                 => ( subsetemptysetimpeq
                                                                                                                                                                                   => ( powersetI1
                                                                                                                                                                                     => ( powersetE1
                                                                                                                                                                                       => ( inPowerset
                                                                                                                                                                                         => ( powersetsubset
                                                                                                                                                                                           => ( sepInPowerset
                                                                                                                                                                                             => ( sepSubset
                                                                                                                                                                                               => ( binunionIL
                                                                                                                                                                                                 => ( upairset2IR
                                                                                                                                                                                                   => ( binunionIR
                                                                                                                                                                                                     => ( binunionEcases
                                                                                                                                                                                                       => ( binunionE
                                                                                                                                                                                                         => ( binunionLsub
                                                                                                                                                                                                           => ( binunionRsub
                                                                                                                                                                                                             => ( binintersectI
                                                                                                                                                                                                               => ( binintersectSubset5
                                                                                                                                                                                                                 => ( binintersectEL
                                                                                                                                                                                                                   => ( binintersectLsub
                                                                                                                                                                                                                     => ( binintersectSubset2
                                                                                                                                                                                                                       => ( binintersectSubset3
                                                                                                                                                                                                                         => ( binintersectER
                                                                                                                                                                                                                           => ( disjointsetsI1
                                                                                                                                                                                                                             => ( binintersectRsub
                                                                                                                                                                                                                               => ( binintersectSubset4
                                                                                                                                                                                                                                 => ( binintersectSubset1
                                                                                                                                                                                                                                   => ( bs114d
                                                                                                                                                                                                                                     => ( setminusI
                                                                                                                                                                                                                                       => ( setminusEL
                                                                                                                                                                                                                                         => ( setminusER
                                                                                                                                                                                                                                           => ( setminusSubset2
                                                                                                                                                                                                                                             => ( setminusERneg
                                                                                                                                                                                                                                               => ( setminusELneg
                                                                                                                                                                                                                                                 => ( setminusILneg
                                                                                                                                                                                                                                                   => ( setminusIRneg
                                                                                                                                                                                                                                                     => ( setminusLsub
                                                                                                                                                                                                                                                       => ( setminusSubset1
                                                                                                                                                                                                                                                         => ( symdiffE
                                                                                                                                                                                                                                                           => ( symdiffI1
                                                                                                                                                                                                                                                             => ( symdiffI2
                                                                                                                                                                                                                                                               => ( symdiffIneg1
                                                                                                                                                                                                                                                                 => ( symdiffIneg2
                                                                                                                                                                                                                                                                   => ( secondinupair
                                                                                                                                                                                                                                                                     => ( setukpairIL
                                                                                                                                                                                                                                                                       => ( setukpairIR
                                                                                                                                                                                                                                                                         => ( kpairiskpair
                                                                                                                                                                                                                                                                           => ( kpairp
                                                                                                                                                                                                                                                                             => ( singletonsubset
                                                                                                                                                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                                                                                                                                                   => ( upairset2E
                                                                                                                                                                                                                                                                                     => ( upairsubunion
                                                                                                                                                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3698]) ).

thf(f3703,plain,
    ( ( powersetAx
     => ( setunionAx
       => ( omega0Ax
         => ( omegaSAx
           => ( omegaIndAx
             => ( replAx
               => ( foundationAx
                 => ( wellorderingAx
                   => ( descrp
                     => ( dsetconstrI
                       => ( dsetconstrEL
                         => ( dsetconstrER
                           => ( exuE1
                             => ( prop2setE
                               => ( emptysetE
                                 => ( emptysetimpfalse
                                   => ( notinemptyset
                                     => ( exuE3e
                                       => ( setext
                                         => ( emptyI
                                           => ( noeltsimpempty
                                             => ( setbeta
                                               => ( nonemptyE1
                                                 => ( nonemptyI
                                                   => ( nonemptyI1
                                                     => ( setadjoinIL
                                                       => ( emptyinunitempty
                                                         => ( setadjoinIR
                                                           => ( setadjoinE
                                                             => ( setadjoinOr
                                                               => ( setoftrueEq
                                                                 => ( powersetI
                                                                   => ( emptyinPowerset
                                                                     => ( emptyInPowerset
                                                                       => ( powersetE
                                                                         => ( setunionI
                                                                           => ( setunionE
                                                                             => ( subPowSU
                                                                               => ( exuE2
                                                                                 => ( nonemptyImpWitness
                                                                                   => ( uniqinunit
                                                                                     => ( notinsingleton
                                                                                       => ( eqinunit
                                                                                         => ( singletonsswitch
                                                                                           => ( upairsetE
                                                                                             => ( upairsetIL
                                                                                               => ( upairsetIR
                                                                                                 => ( emptyE1
                                                                                                   => ( vacuousDall
                                                                                                     => ( quantDeMorgan1
                                                                                                       => ( quantDeMorgan2
                                                                                                         => ( quantDeMorgan3
                                                                                                           => ( quantDeMorgan4
                                                                                                             => ( prop2setI
                                                                                                               => ( prop2set2propI
                                                                                                                 => ( notdexE
                                                                                                                   => ( notdallE
                                                                                                                     => ( exuI1
                                                                                                                       => ( exuI3
                                                                                                                         => ( exuI2
                                                                                                                           => ( inCongP
                                                                                                                             => ( in__Cong
                                                                                                                               => ( exuE3u
                                                                                                                                 => ( exu__Cong
                                                                                                                                   => ( setadjoin__Cong
                                                                                                                                     => ( powerset__Cong
                                                                                                                                       => ( setunion__Cong
                                                                                                                                         => ( exuEu
                                                                                                                                           => ( descr__Cong
                                                                                                                                             => ( dsetconstr__Cong
                                                                                                                                               => ( subsetI1
                                                                                                                                                 => ( eqimpsubset2
                                                                                                                                                   => ( eqimpsubset1
                                                                                                                                                     => ( subsetI2
                                                                                                                                                       => ( emptysetsubset
                                                                                                                                                         => ( subsetE
                                                                                                                                                           => ( subsetE2
                                                                                                                                                             => ( notsubsetI
                                                                                                                                                               => ( notequalI1
                                                                                                                                                                 => ( notequalI2
                                                                                                                                                                   => ( subsetRefl
                                                                                                                                                                     => ( subsetTrans
                                                                                                                                                                       => ( setadjoinSub
                                                                                                                                                                         => ( setadjoinSub2
                                                                                                                                                                           => ( subset2powerset
                                                                                                                                                                             => ( setextsub
                                                                                                                                                                               => ( subsetemptysetimpeq
                                                                                                                                                                                 => ( powersetI1
                                                                                                                                                                                   => ( powersetE1
                                                                                                                                                                                     => ( inPowerset
                                                                                                                                                                                       => ( powersetsubset
                                                                                                                                                                                         => ( sepInPowerset
                                                                                                                                                                                           => ( sepSubset
                                                                                                                                                                                             => ( binunionIL
                                                                                                                                                                                               => ( upairset2IR
                                                                                                                                                                                                 => ( binunionIR
                                                                                                                                                                                                   => ( binunionEcases
                                                                                                                                                                                                     => ( binunionE
                                                                                                                                                                                                       => ( binunionLsub
                                                                                                                                                                                                         => ( binunionRsub
                                                                                                                                                                                                           => ( binintersectI
                                                                                                                                                                                                             => ( binintersectSubset5
                                                                                                                                                                                                               => ( binintersectEL
                                                                                                                                                                                                                 => ( binintersectLsub
                                                                                                                                                                                                                   => ( binintersectSubset2
                                                                                                                                                                                                                     => ( binintersectSubset3
                                                                                                                                                                                                                       => ( binintersectER
                                                                                                                                                                                                                         => ( disjointsetsI1
                                                                                                                                                                                                                           => ( binintersectRsub
                                                                                                                                                                                                                             => ( binintersectSubset4
                                                                                                                                                                                                                               => ( binintersectSubset1
                                                                                                                                                                                                                                 => ( bs114d
                                                                                                                                                                                                                                   => ( setminusI
                                                                                                                                                                                                                                     => ( setminusEL
                                                                                                                                                                                                                                       => ( setminusER
                                                                                                                                                                                                                                         => ( setminusSubset2
                                                                                                                                                                                                                                           => ( setminusERneg
                                                                                                                                                                                                                                             => ( setminusELneg
                                                                                                                                                                                                                                               => ( setminusILneg
                                                                                                                                                                                                                                                 => ( setminusIRneg
                                                                                                                                                                                                                                                   => ( setminusLsub
                                                                                                                                                                                                                                                     => ( setminusSubset1
                                                                                                                                                                                                                                                       => ( symdiffE
                                                                                                                                                                                                                                                         => ( symdiffI1
                                                                                                                                                                                                                                                           => ( symdiffI2
                                                                                                                                                                                                                                                             => ( symdiffIneg1
                                                                                                                                                                                                                                                               => ( symdiffIneg2
                                                                                                                                                                                                                                                                 => ( secondinupair
                                                                                                                                                                                                                                                                   => ( setukpairIL
                                                                                                                                                                                                                                                                     => ( setukpairIR
                                                                                                                                                                                                                                                                       => ( kpairiskpair
                                                                                                                                                                                                                                                                         => ( kpairp
                                                                                                                                                                                                                                                                           => ( singletonsubset
                                                                                                                                                                                                                                                                             => ( singletoninpowerset
                                                                                                                                                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                                                                                                                                                 => ( upairset2E
                                                                                                                                                                                                                                                                                   => ( upairsubunion
                                                                                                                                                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3700]) ).

thf(f3707,plain,
    ( ( setunionAx
     => ( omega0Ax
       => ( omegaSAx
         => ( omegaIndAx
           => ( replAx
             => ( foundationAx
               => ( wellorderingAx
                 => ( descrp
                   => ( dsetconstrI
                     => ( dsetconstrEL
                       => ( dsetconstrER
                         => ( exuE1
                           => ( prop2setE
                             => ( emptysetE
                               => ( emptysetimpfalse
                                 => ( notinemptyset
                                   => ( exuE3e
                                     => ( setext
                                       => ( emptyI
                                         => ( noeltsimpempty
                                           => ( setbeta
                                             => ( nonemptyE1
                                               => ( nonemptyI
                                                 => ( nonemptyI1
                                                   => ( setadjoinIL
                                                     => ( emptyinunitempty
                                                       => ( setadjoinIR
                                                         => ( setadjoinE
                                                           => ( setadjoinOr
                                                             => ( setoftrueEq
                                                               => ( powersetI
                                                                 => ( emptyinPowerset
                                                                   => ( emptyInPowerset
                                                                     => ( powersetE
                                                                       => ( setunionI
                                                                         => ( setunionE
                                                                           => ( subPowSU
                                                                             => ( exuE2
                                                                               => ( nonemptyImpWitness
                                                                                 => ( uniqinunit
                                                                                   => ( notinsingleton
                                                                                     => ( eqinunit
                                                                                       => ( singletonsswitch
                                                                                         => ( upairsetE
                                                                                           => ( upairsetIL
                                                                                             => ( upairsetIR
                                                                                               => ( emptyE1
                                                                                                 => ( vacuousDall
                                                                                                   => ( quantDeMorgan1
                                                                                                     => ( quantDeMorgan2
                                                                                                       => ( quantDeMorgan3
                                                                                                         => ( quantDeMorgan4
                                                                                                           => ( prop2setI
                                                                                                             => ( prop2set2propI
                                                                                                               => ( notdexE
                                                                                                                 => ( notdallE
                                                                                                                   => ( exuI1
                                                                                                                     => ( exuI3
                                                                                                                       => ( exuI2
                                                                                                                         => ( inCongP
                                                                                                                           => ( in__Cong
                                                                                                                             => ( exuE3u
                                                                                                                               => ( exu__Cong
                                                                                                                                 => ( setadjoin__Cong
                                                                                                                                   => ( powerset__Cong
                                                                                                                                     => ( setunion__Cong
                                                                                                                                       => ( exuEu
                                                                                                                                         => ( descr__Cong
                                                                                                                                           => ( dsetconstr__Cong
                                                                                                                                             => ( subsetI1
                                                                                                                                               => ( eqimpsubset2
                                                                                                                                                 => ( eqimpsubset1
                                                                                                                                                   => ( subsetI2
                                                                                                                                                     => ( emptysetsubset
                                                                                                                                                       => ( subsetE
                                                                                                                                                         => ( subsetE2
                                                                                                                                                           => ( notsubsetI
                                                                                                                                                             => ( notequalI1
                                                                                                                                                               => ( notequalI2
                                                                                                                                                                 => ( subsetRefl
                                                                                                                                                                   => ( subsetTrans
                                                                                                                                                                     => ( setadjoinSub
                                                                                                                                                                       => ( setadjoinSub2
                                                                                                                                                                         => ( subset2powerset
                                                                                                                                                                           => ( setextsub
                                                                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                                                                               => ( powersetI1
                                                                                                                                                                                 => ( powersetE1
                                                                                                                                                                                   => ( inPowerset
                                                                                                                                                                                     => ( powersetsubset
                                                                                                                                                                                       => ( sepInPowerset
                                                                                                                                                                                         => ( sepSubset
                                                                                                                                                                                           => ( binunionIL
                                                                                                                                                                                             => ( upairset2IR
                                                                                                                                                                                               => ( binunionIR
                                                                                                                                                                                                 => ( binunionEcases
                                                                                                                                                                                                   => ( binunionE
                                                                                                                                                                                                     => ( binunionLsub
                                                                                                                                                                                                       => ( binunionRsub
                                                                                                                                                                                                         => ( binintersectI
                                                                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                                                                             => ( binintersectEL
                                                                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3703]) ).

thf(f3709,plain,
    ( ( omega0Ax
     => ( omegaSAx
       => ( omegaIndAx
         => ( replAx
           => ( foundationAx
             => ( wellorderingAx
               => ( descrp
                 => ( dsetconstrI
                   => ( dsetconstrEL
                     => ( dsetconstrER
                       => ( exuE1
                         => ( prop2setE
                           => ( emptysetE
                             => ( emptysetimpfalse
                               => ( notinemptyset
                                 => ( exuE3e
                                   => ( setext
                                     => ( emptyI
                                       => ( noeltsimpempty
                                         => ( setbeta
                                           => ( nonemptyE1
                                             => ( nonemptyI
                                               => ( nonemptyI1
                                                 => ( setadjoinIL
                                                   => ( emptyinunitempty
                                                     => ( setadjoinIR
                                                       => ( setadjoinE
                                                         => ( setadjoinOr
                                                           => ( setoftrueEq
                                                             => ( powersetI
                                                               => ( emptyinPowerset
                                                                 => ( emptyInPowerset
                                                                   => ( powersetE
                                                                     => ( setunionI
                                                                       => ( setunionE
                                                                         => ( subPowSU
                                                                           => ( exuE2
                                                                             => ( nonemptyImpWitness
                                                                               => ( uniqinunit
                                                                                 => ( notinsingleton
                                                                                   => ( eqinunit
                                                                                     => ( singletonsswitch
                                                                                       => ( upairsetE
                                                                                         => ( upairsetIL
                                                                                           => ( upairsetIR
                                                                                             => ( emptyE1
                                                                                               => ( vacuousDall
                                                                                                 => ( quantDeMorgan1
                                                                                                   => ( quantDeMorgan2
                                                                                                     => ( quantDeMorgan3
                                                                                                       => ( quantDeMorgan4
                                                                                                         => ( prop2setI
                                                                                                           => ( prop2set2propI
                                                                                                             => ( notdexE
                                                                                                               => ( notdallE
                                                                                                                 => ( exuI1
                                                                                                                   => ( exuI3
                                                                                                                     => ( exuI2
                                                                                                                       => ( inCongP
                                                                                                                         => ( in__Cong
                                                                                                                           => ( exuE3u
                                                                                                                             => ( exu__Cong
                                                                                                                               => ( setadjoin__Cong
                                                                                                                                 => ( powerset__Cong
                                                                                                                                   => ( setunion__Cong
                                                                                                                                     => ( exuEu
                                                                                                                                       => ( descr__Cong
                                                                                                                                         => ( dsetconstr__Cong
                                                                                                                                           => ( subsetI1
                                                                                                                                             => ( eqimpsubset2
                                                                                                                                               => ( eqimpsubset1
                                                                                                                                                 => ( subsetI2
                                                                                                                                                   => ( emptysetsubset
                                                                                                                                                     => ( subsetE
                                                                                                                                                       => ( subsetE2
                                                                                                                                                         => ( notsubsetI
                                                                                                                                                           => ( notequalI1
                                                                                                                                                             => ( notequalI2
                                                                                                                                                               => ( subsetRefl
                                                                                                                                                                 => ( subsetTrans
                                                                                                                                                                   => ( setadjoinSub
                                                                                                                                                                     => ( setadjoinSub2
                                                                                                                                                                       => ( subset2powerset
                                                                                                                                                                         => ( setextsub
                                                                                                                                                                           => ( subsetemptysetimpeq
                                                                                                                                                                             => ( powersetI1
                                                                                                                                                                               => ( powersetE1
                                                                                                                                                                                 => ( inPowerset
                                                                                                                                                                                   => ( powersetsubset
                                                                                                                                                                                     => ( sepInPowerset
                                                                                                                                                                                       => ( sepSubset
                                                                                                                                                                                         => ( binunionIL
                                                                                                                                                                                           => ( upairset2IR
                                                                                                                                                                                             => ( binunionIR
                                                                                                                                                                                               => ( binunionEcases
                                                                                                                                                                                                 => ( binunionE
                                                                                                                                                                                                   => ( binunionLsub
                                                                                                                                                                                                     => ( binunionRsub
                                                                                                                                                                                                       => ( binintersectI
                                                                                                                                                                                                         => ( binintersectSubset5
                                                                                                                                                                                                           => ( binintersectEL
                                                                                                                                                                                                             => ( binintersectLsub
                                                                                                                                                                                                               => ( binintersectSubset2
                                                                                                                                                                                                                 => ( binintersectSubset3
                                                                                                                                                                                                                   => ( binintersectER
                                                                                                                                                                                                                     => ( disjointsetsI1
                                                                                                                                                                                                                       => ( binintersectRsub
                                                                                                                                                                                                                         => ( binintersectSubset4
                                                                                                                                                                                                                           => ( binintersectSubset1
                                                                                                                                                                                                                             => ( bs114d
                                                                                                                                                                                                                               => ( setminusI
                                                                                                                                                                                                                                 => ( setminusEL
                                                                                                                                                                                                                                   => ( setminusER
                                                                                                                                                                                                                                     => ( setminusSubset2
                                                                                                                                                                                                                                       => ( setminusERneg
                                                                                                                                                                                                                                         => ( setminusELneg
                                                                                                                                                                                                                                           => ( setminusILneg
                                                                                                                                                                                                                                             => ( setminusIRneg
                                                                                                                                                                                                                                               => ( setminusLsub
                                                                                                                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                                                                                                                   => ( symdiffE
                                                                                                                                                                                                                                                     => ( symdiffI1
                                                                                                                                                                                                                                                       => ( symdiffI2
                                                                                                                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                                                                                                                             => ( secondinupair
                                                                                                                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                                                                                                                     => ( kpairp
                                                                                                                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3707]) ).

thf(f3713,plain,
    ( ( omegaSAx
     => ( omegaIndAx
       => ( replAx
         => ( foundationAx
           => ( wellorderingAx
             => ( descrp
               => ( dsetconstrI
                 => ( dsetconstrEL
                   => ( dsetconstrER
                     => ( exuE1
                       => ( prop2setE
                         => ( emptysetE
                           => ( emptysetimpfalse
                             => ( notinemptyset
                               => ( exuE3e
                                 => ( setext
                                   => ( emptyI
                                     => ( noeltsimpempty
                                       => ( setbeta
                                         => ( nonemptyE1
                                           => ( nonemptyI
                                             => ( nonemptyI1
                                               => ( setadjoinIL
                                                 => ( emptyinunitempty
                                                   => ( setadjoinIR
                                                     => ( setadjoinE
                                                       => ( setadjoinOr
                                                         => ( setoftrueEq
                                                           => ( powersetI
                                                             => ( emptyinPowerset
                                                               => ( emptyInPowerset
                                                                 => ( powersetE
                                                                   => ( setunionI
                                                                     => ( setunionE
                                                                       => ( subPowSU
                                                                         => ( exuE2
                                                                           => ( nonemptyImpWitness
                                                                             => ( uniqinunit
                                                                               => ( notinsingleton
                                                                                 => ( eqinunit
                                                                                   => ( singletonsswitch
                                                                                     => ( upairsetE
                                                                                       => ( upairsetIL
                                                                                         => ( upairsetIR
                                                                                           => ( emptyE1
                                                                                             => ( vacuousDall
                                                                                               => ( quantDeMorgan1
                                                                                                 => ( quantDeMorgan2
                                                                                                   => ( quantDeMorgan3
                                                                                                     => ( quantDeMorgan4
                                                                                                       => ( prop2setI
                                                                                                         => ( prop2set2propI
                                                                                                           => ( notdexE
                                                                                                             => ( notdallE
                                                                                                               => ( exuI1
                                                                                                                 => ( exuI3
                                                                                                                   => ( exuI2
                                                                                                                     => ( inCongP
                                                                                                                       => ( in__Cong
                                                                                                                         => ( exuE3u
                                                                                                                           => ( exu__Cong
                                                                                                                             => ( setadjoin__Cong
                                                                                                                               => ( powerset__Cong
                                                                                                                                 => ( setunion__Cong
                                                                                                                                   => ( exuEu
                                                                                                                                     => ( descr__Cong
                                                                                                                                       => ( dsetconstr__Cong
                                                                                                                                         => ( subsetI1
                                                                                                                                           => ( eqimpsubset2
                                                                                                                                             => ( eqimpsubset1
                                                                                                                                               => ( subsetI2
                                                                                                                                                 => ( emptysetsubset
                                                                                                                                                   => ( subsetE
                                                                                                                                                     => ( subsetE2
                                                                                                                                                       => ( notsubsetI
                                                                                                                                                         => ( notequalI1
                                                                                                                                                           => ( notequalI2
                                                                                                                                                             => ( subsetRefl
                                                                                                                                                               => ( subsetTrans
                                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                                     => ( subset2powerset
                                                                                                                                                                       => ( setextsub
                                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                                           => ( powersetI1
                                                                                                                                                                             => ( powersetE1
                                                                                                                                                                               => ( inPowerset
                                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3709]) ).

thf(f3715,plain,
    ( ( omegaIndAx
     => ( replAx
       => ( foundationAx
         => ( wellorderingAx
           => ( descrp
             => ( dsetconstrI
               => ( dsetconstrEL
                 => ( dsetconstrER
                   => ( exuE1
                     => ( prop2setE
                       => ( emptysetE
                         => ( emptysetimpfalse
                           => ( notinemptyset
                             => ( exuE3e
                               => ( setext
                                 => ( emptyI
                                   => ( noeltsimpempty
                                     => ( setbeta
                                       => ( nonemptyE1
                                         => ( nonemptyI
                                           => ( nonemptyI1
                                             => ( setadjoinIL
                                               => ( emptyinunitempty
                                                 => ( setadjoinIR
                                                   => ( setadjoinE
                                                     => ( setadjoinOr
                                                       => ( setoftrueEq
                                                         => ( powersetI
                                                           => ( emptyinPowerset
                                                             => ( emptyInPowerset
                                                               => ( powersetE
                                                                 => ( setunionI
                                                                   => ( setunionE
                                                                     => ( subPowSU
                                                                       => ( exuE2
                                                                         => ( nonemptyImpWitness
                                                                           => ( uniqinunit
                                                                             => ( notinsingleton
                                                                               => ( eqinunit
                                                                                 => ( singletonsswitch
                                                                                   => ( upairsetE
                                                                                     => ( upairsetIL
                                                                                       => ( upairsetIR
                                                                                         => ( emptyE1
                                                                                           => ( vacuousDall
                                                                                             => ( quantDeMorgan1
                                                                                               => ( quantDeMorgan2
                                                                                                 => ( quantDeMorgan3
                                                                                                   => ( quantDeMorgan4
                                                                                                     => ( prop2setI
                                                                                                       => ( prop2set2propI
                                                                                                         => ( notdexE
                                                                                                           => ( notdallE
                                                                                                             => ( exuI1
                                                                                                               => ( exuI3
                                                                                                                 => ( exuI2
                                                                                                                   => ( inCongP
                                                                                                                     => ( in__Cong
                                                                                                                       => ( exuE3u
                                                                                                                         => ( exu__Cong
                                                                                                                           => ( setadjoin__Cong
                                                                                                                             => ( powerset__Cong
                                                                                                                               => ( setunion__Cong
                                                                                                                                 => ( exuEu
                                                                                                                                   => ( descr__Cong
                                                                                                                                     => ( dsetconstr__Cong
                                                                                                                                       => ( subsetI1
                                                                                                                                         => ( eqimpsubset2
                                                                                                                                           => ( eqimpsubset1
                                                                                                                                             => ( subsetI2
                                                                                                                                               => ( emptysetsubset
                                                                                                                                                 => ( subsetE
                                                                                                                                                   => ( subsetE2
                                                                                                                                                     => ( notsubsetI
                                                                                                                                                       => ( notequalI1
                                                                                                                                                         => ( notequalI2
                                                                                                                                                           => ( subsetRefl
                                                                                                                                                             => ( subsetTrans
                                                                                                                                                               => ( setadjoinSub
                                                                                                                                                                 => ( setadjoinSub2
                                                                                                                                                                   => ( subset2powerset
                                                                                                                                                                     => ( setextsub
                                                                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                                                                         => ( powersetI1
                                                                                                                                                                           => ( powersetE1
                                                                                                                                                                             => ( inPowerset
                                                                                                                                                                               => ( powersetsubset
                                                                                                                                                                                 => ( sepInPowerset
                                                                                                                                                                                   => ( sepSubset
                                                                                                                                                                                     => ( binunionIL
                                                                                                                                                                                       => ( upairset2IR
                                                                                                                                                                                         => ( binunionIR
                                                                                                                                                                                           => ( binunionEcases
                                                                                                                                                                                             => ( binunionE
                                                                                                                                                                                               => ( binunionLsub
                                                                                                                                                                                                 => ( binunionRsub
                                                                                                                                                                                                   => ( binintersectI
                                                                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                                                                       => ( binintersectEL
                                                                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                                                                               => ( binintersectER
                                                                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                                                                         => ( bs114d
                                                                                                                                                                                                                           => ( setminusI
                                                                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3713]) ).

thf(f3719,plain,
    ( ( replAx
     => ( foundationAx
       => ( wellorderingAx
         => ( descrp
           => ( dsetconstrI
             => ( dsetconstrEL
               => ( dsetconstrER
                 => ( exuE1
                   => ( prop2setE
                     => ( emptysetE
                       => ( emptysetimpfalse
                         => ( notinemptyset
                           => ( exuE3e
                             => ( setext
                               => ( emptyI
                                 => ( noeltsimpempty
                                   => ( setbeta
                                     => ( nonemptyE1
                                       => ( nonemptyI
                                         => ( nonemptyI1
                                           => ( setadjoinIL
                                             => ( emptyinunitempty
                                               => ( setadjoinIR
                                                 => ( setadjoinE
                                                   => ( setadjoinOr
                                                     => ( setoftrueEq
                                                       => ( powersetI
                                                         => ( emptyinPowerset
                                                           => ( emptyInPowerset
                                                             => ( powersetE
                                                               => ( setunionI
                                                                 => ( setunionE
                                                                   => ( subPowSU
                                                                     => ( exuE2
                                                                       => ( nonemptyImpWitness
                                                                         => ( uniqinunit
                                                                           => ( notinsingleton
                                                                             => ( eqinunit
                                                                               => ( singletonsswitch
                                                                                 => ( upairsetE
                                                                                   => ( upairsetIL
                                                                                     => ( upairsetIR
                                                                                       => ( emptyE1
                                                                                         => ( vacuousDall
                                                                                           => ( quantDeMorgan1
                                                                                             => ( quantDeMorgan2
                                                                                               => ( quantDeMorgan3
                                                                                                 => ( quantDeMorgan4
                                                                                                   => ( prop2setI
                                                                                                     => ( prop2set2propI
                                                                                                       => ( notdexE
                                                                                                         => ( notdallE
                                                                                                           => ( exuI1
                                                                                                             => ( exuI3
                                                                                                               => ( exuI2
                                                                                                                 => ( inCongP
                                                                                                                   => ( in__Cong
                                                                                                                     => ( exuE3u
                                                                                                                       => ( exu__Cong
                                                                                                                         => ( setadjoin__Cong
                                                                                                                           => ( powerset__Cong
                                                                                                                             => ( setunion__Cong
                                                                                                                               => ( exuEu
                                                                                                                                 => ( descr__Cong
                                                                                                                                   => ( dsetconstr__Cong
                                                                                                                                     => ( subsetI1
                                                                                                                                       => ( eqimpsubset2
                                                                                                                                         => ( eqimpsubset1
                                                                                                                                           => ( subsetI2
                                                                                                                                             => ( emptysetsubset
                                                                                                                                               => ( subsetE
                                                                                                                                                 => ( subsetE2
                                                                                                                                                   => ( notsubsetI
                                                                                                                                                     => ( notequalI1
                                                                                                                                                       => ( notequalI2
                                                                                                                                                         => ( subsetRefl
                                                                                                                                                           => ( subsetTrans
                                                                                                                                                             => ( setadjoinSub
                                                                                                                                                               => ( setadjoinSub2
                                                                                                                                                                 => ( subset2powerset
                                                                                                                                                                   => ( setextsub
                                                                                                                                                                     => ( subsetemptysetimpeq
                                                                                                                                                                       => ( powersetI1
                                                                                                                                                                         => ( powersetE1
                                                                                                                                                                           => ( inPowerset
                                                                                                                                                                             => ( powersetsubset
                                                                                                                                                                               => ( sepInPowerset
                                                                                                                                                                                 => ( sepSubset
                                                                                                                                                                                   => ( binunionIL
                                                                                                                                                                                     => ( upairset2IR
                                                                                                                                                                                       => ( binunionIR
                                                                                                                                                                                         => ( binunionEcases
                                                                                                                                                                                           => ( binunionE
                                                                                                                                                                                             => ( binunionLsub
                                                                                                                                                                                               => ( binunionRsub
                                                                                                                                                                                                 => ( binintersectI
                                                                                                                                                                                                   => ( binintersectSubset5
                                                                                                                                                                                                     => ( binintersectEL
                                                                                                                                                                                                       => ( binintersectLsub
                                                                                                                                                                                                         => ( binintersectSubset2
                                                                                                                                                                                                           => ( binintersectSubset3
                                                                                                                                                                                                             => ( binintersectER
                                                                                                                                                                                                               => ( disjointsetsI1
                                                                                                                                                                                                                 => ( binintersectRsub
                                                                                                                                                                                                                   => ( binintersectSubset4
                                                                                                                                                                                                                     => ( binintersectSubset1
                                                                                                                                                                                                                       => ( bs114d
                                                                                                                                                                                                                         => ( setminusI
                                                                                                                                                                                                                           => ( setminusEL
                                                                                                                                                                                                                             => ( setminusER
                                                                                                                                                                                                                               => ( setminusSubset2
                                                                                                                                                                                                                                 => ( setminusERneg
                                                                                                                                                                                                                                   => ( setminusELneg
                                                                                                                                                                                                                                     => ( setminusILneg
                                                                                                                                                                                                                                       => ( setminusIRneg
                                                                                                                                                                                                                                         => ( setminusLsub
                                                                                                                                                                                                                                           => ( setminusSubset1
                                                                                                                                                                                                                                             => ( symdiffE
                                                                                                                                                                                                                                               => ( symdiffI1
                                                                                                                                                                                                                                                 => ( symdiffI2
                                                                                                                                                                                                                                                   => ( symdiffIneg1
                                                                                                                                                                                                                                                     => ( symdiffIneg2
                                                                                                                                                                                                                                                       => ( secondinupair
                                                                                                                                                                                                                                                         => ( setukpairIL
                                                                                                                                                                                                                                                           => ( setukpairIR
                                                                                                                                                                                                                                                             => ( kpairiskpair
                                                                                                                                                                                                                                                               => ( kpairp
                                                                                                                                                                                                                                                                 => ( singletonsubset
                                                                                                                                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                                                                                                                                       => ( upairset2E
                                                                                                                                                                                                                                                                         => ( upairsubunion
                                                                                                                                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3715]) ).

thf(f3722,plain,
    ( ( foundationAx
     => ( wellorderingAx
       => ( descrp
         => ( dsetconstrI
           => ( dsetconstrEL
             => ( dsetconstrER
               => ( exuE1
                 => ( prop2setE
                   => ( emptysetE
                     => ( emptysetimpfalse
                       => ( notinemptyset
                         => ( exuE3e
                           => ( setext
                             => ( emptyI
                               => ( noeltsimpempty
                                 => ( setbeta
                                   => ( nonemptyE1
                                     => ( nonemptyI
                                       => ( nonemptyI1
                                         => ( setadjoinIL
                                           => ( emptyinunitempty
                                             => ( setadjoinIR
                                               => ( setadjoinE
                                                 => ( setadjoinOr
                                                   => ( setoftrueEq
                                                     => ( powersetI
                                                       => ( emptyinPowerset
                                                         => ( emptyInPowerset
                                                           => ( powersetE
                                                             => ( setunionI
                                                               => ( setunionE
                                                                 => ( subPowSU
                                                                   => ( exuE2
                                                                     => ( nonemptyImpWitness
                                                                       => ( uniqinunit
                                                                         => ( notinsingleton
                                                                           => ( eqinunit
                                                                             => ( singletonsswitch
                                                                               => ( upairsetE
                                                                                 => ( upairsetIL
                                                                                   => ( upairsetIR
                                                                                     => ( emptyE1
                                                                                       => ( vacuousDall
                                                                                         => ( quantDeMorgan1
                                                                                           => ( quantDeMorgan2
                                                                                             => ( quantDeMorgan3
                                                                                               => ( quantDeMorgan4
                                                                                                 => ( prop2setI
                                                                                                   => ( prop2set2propI
                                                                                                     => ( notdexE
                                                                                                       => ( notdallE
                                                                                                         => ( exuI1
                                                                                                           => ( exuI3
                                                                                                             => ( exuI2
                                                                                                               => ( inCongP
                                                                                                                 => ( in__Cong
                                                                                                                   => ( exuE3u
                                                                                                                     => ( exu__Cong
                                                                                                                       => ( setadjoin__Cong
                                                                                                                         => ( powerset__Cong
                                                                                                                           => ( setunion__Cong
                                                                                                                             => ( exuEu
                                                                                                                               => ( descr__Cong
                                                                                                                                 => ( dsetconstr__Cong
                                                                                                                                   => ( subsetI1
                                                                                                                                     => ( eqimpsubset2
                                                                                                                                       => ( eqimpsubset1
                                                                                                                                         => ( subsetI2
                                                                                                                                           => ( emptysetsubset
                                                                                                                                             => ( subsetE
                                                                                                                                               => ( subsetE2
                                                                                                                                                 => ( notsubsetI
                                                                                                                                                   => ( notequalI1
                                                                                                                                                     => ( notequalI2
                                                                                                                                                       => ( subsetRefl
                                                                                                                                                         => ( subsetTrans
                                                                                                                                                           => ( setadjoinSub
                                                                                                                                                             => ( setadjoinSub2
                                                                                                                                                               => ( subset2powerset
                                                                                                                                                                 => ( setextsub
                                                                                                                                                                   => ( subsetemptysetimpeq
                                                                                                                                                                     => ( powersetI1
                                                                                                                                                                       => ( powersetE1
                                                                                                                                                                         => ( inPowerset
                                                                                                                                                                           => ( powersetsubset
                                                                                                                                                                             => ( sepInPowerset
                                                                                                                                                                               => ( sepSubset
                                                                                                                                                                                 => ( binunionIL
                                                                                                                                                                                   => ( upairset2IR
                                                                                                                                                                                     => ( binunionIR
                                                                                                                                                                                       => ( binunionEcases
                                                                                                                                                                                         => ( binunionE
                                                                                                                                                                                           => ( binunionLsub
                                                                                                                                                                                             => ( binunionRsub
                                                                                                                                                                                               => ( binintersectI
                                                                                                                                                                                                 => ( binintersectSubset5
                                                                                                                                                                                                   => ( binintersectEL
                                                                                                                                                                                                     => ( binintersectLsub
                                                                                                                                                                                                       => ( binintersectSubset2
                                                                                                                                                                                                         => ( binintersectSubset3
                                                                                                                                                                                                           => ( binintersectER
                                                                                                                                                                                                             => ( disjointsetsI1
                                                                                                                                                                                                               => ( binintersectRsub
                                                                                                                                                                                                                 => ( binintersectSubset4
                                                                                                                                                                                                                   => ( binintersectSubset1
                                                                                                                                                                                                                     => ( bs114d
                                                                                                                                                                                                                       => ( setminusI
                                                                                                                                                                                                                         => ( setminusEL
                                                                                                                                                                                                                           => ( setminusER
                                                                                                                                                                                                                             => ( setminusSubset2
                                                                                                                                                                                                                               => ( setminusERneg
                                                                                                                                                                                                                                 => ( setminusELneg
                                                                                                                                                                                                                                   => ( setminusILneg
                                                                                                                                                                                                                                     => ( setminusIRneg
                                                                                                                                                                                                                                       => ( setminusLsub
                                                                                                                                                                                                                                         => ( setminusSubset1
                                                                                                                                                                                                                                           => ( symdiffE
                                                                                                                                                                                                                                             => ( symdiffI1
                                                                                                                                                                                                                                               => ( symdiffI2
                                                                                                                                                                                                                                                 => ( symdiffIneg1
                                                                                                                                                                                                                                                   => ( symdiffIneg2
                                                                                                                                                                                                                                                     => ( secondinupair
                                                                                                                                                                                                                                                       => ( setukpairIL
                                                                                                                                                                                                                                                         => ( setukpairIR
                                                                                                                                                                                                                                                           => ( kpairiskpair
                                                                                                                                                                                                                                                             => ( kpairp
                                                                                                                                                                                                                                                               => ( singletonsubset
                                                                                                                                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                                                                                                                                     => ( upairset2E
                                                                                                                                                                                                                                                                       => ( upairsubunion
                                                                                                                                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3719]) ).

thf(f3724,plain,
    ( ( wellorderingAx
     => ( descrp
       => ( dsetconstrI
         => ( dsetconstrEL
           => ( dsetconstrER
             => ( exuE1
               => ( prop2setE
                 => ( emptysetE
                   => ( emptysetimpfalse
                     => ( notinemptyset
                       => ( exuE3e
                         => ( setext
                           => ( emptyI
                             => ( noeltsimpempty
                               => ( setbeta
                                 => ( nonemptyE1
                                   => ( nonemptyI
                                     => ( nonemptyI1
                                       => ( setadjoinIL
                                         => ( emptyinunitempty
                                           => ( setadjoinIR
                                             => ( setadjoinE
                                               => ( setadjoinOr
                                                 => ( setoftrueEq
                                                   => ( powersetI
                                                     => ( emptyinPowerset
                                                       => ( emptyInPowerset
                                                         => ( powersetE
                                                           => ( setunionI
                                                             => ( setunionE
                                                               => ( subPowSU
                                                                 => ( exuE2
                                                                   => ( nonemptyImpWitness
                                                                     => ( uniqinunit
                                                                       => ( notinsingleton
                                                                         => ( eqinunit
                                                                           => ( singletonsswitch
                                                                             => ( upairsetE
                                                                               => ( upairsetIL
                                                                                 => ( upairsetIR
                                                                                   => ( emptyE1
                                                                                     => ( vacuousDall
                                                                                       => ( quantDeMorgan1
                                                                                         => ( quantDeMorgan2
                                                                                           => ( quantDeMorgan3
                                                                                             => ( quantDeMorgan4
                                                                                               => ( prop2setI
                                                                                                 => ( prop2set2propI
                                                                                                   => ( notdexE
                                                                                                     => ( notdallE
                                                                                                       => ( exuI1
                                                                                                         => ( exuI3
                                                                                                           => ( exuI2
                                                                                                             => ( inCongP
                                                                                                               => ( in__Cong
                                                                                                                 => ( exuE3u
                                                                                                                   => ( exu__Cong
                                                                                                                     => ( setadjoin__Cong
                                                                                                                       => ( powerset__Cong
                                                                                                                         => ( setunion__Cong
                                                                                                                           => ( exuEu
                                                                                                                             => ( descr__Cong
                                                                                                                               => ( dsetconstr__Cong
                                                                                                                                 => ( subsetI1
                                                                                                                                   => ( eqimpsubset2
                                                                                                                                     => ( eqimpsubset1
                                                                                                                                       => ( subsetI2
                                                                                                                                         => ( emptysetsubset
                                                                                                                                           => ( subsetE
                                                                                                                                             => ( subsetE2
                                                                                                                                               => ( notsubsetI
                                                                                                                                                 => ( notequalI1
                                                                                                                                                   => ( notequalI2
                                                                                                                                                     => ( subsetRefl
                                                                                                                                                       => ( subsetTrans
                                                                                                                                                         => ( setadjoinSub
                                                                                                                                                           => ( setadjoinSub2
                                                                                                                                                             => ( subset2powerset
                                                                                                                                                               => ( setextsub
                                                                                                                                                                 => ( subsetemptysetimpeq
                                                                                                                                                                   => ( powersetI1
                                                                                                                                                                     => ( powersetE1
                                                                                                                                                                       => ( inPowerset
                                                                                                                                                                         => ( powersetsubset
                                                                                                                                                                           => ( sepInPowerset
                                                                                                                                                                             => ( sepSubset
                                                                                                                                                                               => ( binunionIL
                                                                                                                                                                                 => ( upairset2IR
                                                                                                                                                                                   => ( binunionIR
                                                                                                                                                                                     => ( binunionEcases
                                                                                                                                                                                       => ( binunionE
                                                                                                                                                                                         => ( binunionLsub
                                                                                                                                                                                           => ( binunionRsub
                                                                                                                                                                                             => ( binintersectI
                                                                                                                                                                                               => ( binintersectSubset5
                                                                                                                                                                                                 => ( binintersectEL
                                                                                                                                                                                                   => ( binintersectLsub
                                                                                                                                                                                                     => ( binintersectSubset2
                                                                                                                                                                                                       => ( binintersectSubset3
                                                                                                                                                                                                         => ( binintersectER
                                                                                                                                                                                                           => ( disjointsetsI1
                                                                                                                                                                                                             => ( binintersectRsub
                                                                                                                                                                                                               => ( binintersectSubset4
                                                                                                                                                                                                                 => ( binintersectSubset1
                                                                                                                                                                                                                   => ( bs114d
                                                                                                                                                                                                                     => ( setminusI
                                                                                                                                                                                                                       => ( setminusEL
                                                                                                                                                                                                                         => ( setminusER
                                                                                                                                                                                                                           => ( setminusSubset2
                                                                                                                                                                                                                             => ( setminusERneg
                                                                                                                                                                                                                               => ( setminusELneg
                                                                                                                                                                                                                                 => ( setminusILneg
                                                                                                                                                                                                                                   => ( setminusIRneg
                                                                                                                                                                                                                                     => ( setminusLsub
                                                                                                                                                                                                                                       => ( setminusSubset1
                                                                                                                                                                                                                                         => ( symdiffE
                                                                                                                                                                                                                                           => ( symdiffI1
                                                                                                                                                                                                                                             => ( symdiffI2
                                                                                                                                                                                                                                               => ( symdiffIneg1
                                                                                                                                                                                                                                                 => ( symdiffIneg2
                                                                                                                                                                                                                                                   => ( secondinupair
                                                                                                                                                                                                                                                     => ( setukpairIL
                                                                                                                                                                                                                                                       => ( setukpairIR
                                                                                                                                                                                                                                                         => ( kpairiskpair
                                                                                                                                                                                                                                                           => ( kpairp
                                                                                                                                                                                                                                                             => ( singletonsubset
                                                                                                                                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                                                                                                                                   => ( upairset2E
                                                                                                                                                                                                                                                                     => ( upairsubunion
                                                                                                                                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3722]) ).

thf(f3728,plain,
    ( ( descrp
     => ( dsetconstrI
       => ( dsetconstrEL
         => ( dsetconstrER
           => ( exuE1
             => ( prop2setE
               => ( emptysetE
                 => ( emptysetimpfalse
                   => ( notinemptyset
                     => ( exuE3e
                       => ( setext
                         => ( emptyI
                           => ( noeltsimpempty
                             => ( setbeta
                               => ( nonemptyE1
                                 => ( nonemptyI
                                   => ( nonemptyI1
                                     => ( setadjoinIL
                                       => ( emptyinunitempty
                                         => ( setadjoinIR
                                           => ( setadjoinE
                                             => ( setadjoinOr
                                               => ( setoftrueEq
                                                 => ( powersetI
                                                   => ( emptyinPowerset
                                                     => ( emptyInPowerset
                                                       => ( powersetE
                                                         => ( setunionI
                                                           => ( setunionE
                                                             => ( subPowSU
                                                               => ( exuE2
                                                                 => ( nonemptyImpWitness
                                                                   => ( uniqinunit
                                                                     => ( notinsingleton
                                                                       => ( eqinunit
                                                                         => ( singletonsswitch
                                                                           => ( upairsetE
                                                                             => ( upairsetIL
                                                                               => ( upairsetIR
                                                                                 => ( emptyE1
                                                                                   => ( vacuousDall
                                                                                     => ( quantDeMorgan1
                                                                                       => ( quantDeMorgan2
                                                                                         => ( quantDeMorgan3
                                                                                           => ( quantDeMorgan4
                                                                                             => ( prop2setI
                                                                                               => ( prop2set2propI
                                                                                                 => ( notdexE
                                                                                                   => ( notdallE
                                                                                                     => ( exuI1
                                                                                                       => ( exuI3
                                                                                                         => ( exuI2
                                                                                                           => ( inCongP
                                                                                                             => ( in__Cong
                                                                                                               => ( exuE3u
                                                                                                                 => ( exu__Cong
                                                                                                                   => ( setadjoin__Cong
                                                                                                                     => ( powerset__Cong
                                                                                                                       => ( setunion__Cong
                                                                                                                         => ( exuEu
                                                                                                                           => ( descr__Cong
                                                                                                                             => ( dsetconstr__Cong
                                                                                                                               => ( subsetI1
                                                                                                                                 => ( eqimpsubset2
                                                                                                                                   => ( eqimpsubset1
                                                                                                                                     => ( subsetI2
                                                                                                                                       => ( emptysetsubset
                                                                                                                                         => ( subsetE
                                                                                                                                           => ( subsetE2
                                                                                                                                             => ( notsubsetI
                                                                                                                                               => ( notequalI1
                                                                                                                                                 => ( notequalI2
                                                                                                                                                   => ( subsetRefl
                                                                                                                                                     => ( subsetTrans
                                                                                                                                                       => ( setadjoinSub
                                                                                                                                                         => ( setadjoinSub2
                                                                                                                                                           => ( subset2powerset
                                                                                                                                                             => ( setextsub
                                                                                                                                                               => ( subsetemptysetimpeq
                                                                                                                                                                 => ( powersetI1
                                                                                                                                                                   => ( powersetE1
                                                                                                                                                                     => ( inPowerset
                                                                                                                                                                       => ( powersetsubset
                                                                                                                                                                         => ( sepInPowerset
                                                                                                                                                                           => ( sepSubset
                                                                                                                                                                             => ( binunionIL
                                                                                                                                                                               => ( upairset2IR
                                                                                                                                                                                 => ( binunionIR
                                                                                                                                                                                   => ( binunionEcases
                                                                                                                                                                                     => ( binunionE
                                                                                                                                                                                       => ( binunionLsub
                                                                                                                                                                                         => ( binunionRsub
                                                                                                                                                                                           => ( binintersectI
                                                                                                                                                                                             => ( binintersectSubset5
                                                                                                                                                                                               => ( binintersectEL
                                                                                                                                                                                                 => ( binintersectLsub
                                                                                                                                                                                                   => ( binintersectSubset2
                                                                                                                                                                                                     => ( binintersectSubset3
                                                                                                                                                                                                       => ( binintersectER
                                                                                                                                                                                                         => ( disjointsetsI1
                                                                                                                                                                                                           => ( binintersectRsub
                                                                                                                                                                                                             => ( binintersectSubset4
                                                                                                                                                                                                               => ( binintersectSubset1
                                                                                                                                                                                                                 => ( bs114d
                                                                                                                                                                                                                   => ( setminusI
                                                                                                                                                                                                                     => ( setminusEL
                                                                                                                                                                                                                       => ( setminusER
                                                                                                                                                                                                                         => ( setminusSubset2
                                                                                                                                                                                                                           => ( setminusERneg
                                                                                                                                                                                                                             => ( setminusELneg
                                                                                                                                                                                                                               => ( setminusILneg
                                                                                                                                                                                                                                 => ( setminusIRneg
                                                                                                                                                                                                                                   => ( setminusLsub
                                                                                                                                                                                                                                     => ( setminusSubset1
                                                                                                                                                                                                                                       => ( symdiffE
                                                                                                                                                                                                                                         => ( symdiffI1
                                                                                                                                                                                                                                           => ( symdiffI2
                                                                                                                                                                                                                                             => ( symdiffIneg1
                                                                                                                                                                                                                                               => ( symdiffIneg2
                                                                                                                                                                                                                                                 => ( secondinupair
                                                                                                                                                                                                                                                   => ( setukpairIL
                                                                                                                                                                                                                                                     => ( setukpairIR
                                                                                                                                                                                                                                                       => ( kpairiskpair
                                                                                                                                                                                                                                                         => ( kpairp
                                                                                                                                                                                                                                                           => ( singletonsubset
                                                                                                                                                                                                                                                             => ( singletoninpowerset
                                                                                                                                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                                                                                                                                 => ( upairset2E
                                                                                                                                                                                                                                                                   => ( upairsubunion
                                                                                                                                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3724]) ).

thf(f3731,plain,
    ( ( dsetconstrI
     => ( dsetconstrEL
       => ( dsetconstrER
         => ( exuE1
           => ( prop2setE
             => ( emptysetE
               => ( emptysetimpfalse
                 => ( notinemptyset
                   => ( exuE3e
                     => ( setext
                       => ( emptyI
                         => ( noeltsimpempty
                           => ( setbeta
                             => ( nonemptyE1
                               => ( nonemptyI
                                 => ( nonemptyI1
                                   => ( setadjoinIL
                                     => ( emptyinunitempty
                                       => ( setadjoinIR
                                         => ( setadjoinE
                                           => ( setadjoinOr
                                             => ( setoftrueEq
                                               => ( powersetI
                                                 => ( emptyinPowerset
                                                   => ( emptyInPowerset
                                                     => ( powersetE
                                                       => ( setunionI
                                                         => ( setunionE
                                                           => ( subPowSU
                                                             => ( exuE2
                                                               => ( nonemptyImpWitness
                                                                 => ( uniqinunit
                                                                   => ( notinsingleton
                                                                     => ( eqinunit
                                                                       => ( singletonsswitch
                                                                         => ( upairsetE
                                                                           => ( upairsetIL
                                                                             => ( upairsetIR
                                                                               => ( emptyE1
                                                                                 => ( vacuousDall
                                                                                   => ( quantDeMorgan1
                                                                                     => ( quantDeMorgan2
                                                                                       => ( quantDeMorgan3
                                                                                         => ( quantDeMorgan4
                                                                                           => ( prop2setI
                                                                                             => ( prop2set2propI
                                                                                               => ( notdexE
                                                                                                 => ( notdallE
                                                                                                   => ( exuI1
                                                                                                     => ( exuI3
                                                                                                       => ( exuI2
                                                                                                         => ( inCongP
                                                                                                           => ( in__Cong
                                                                                                             => ( exuE3u
                                                                                                               => ( exu__Cong
                                                                                                                 => ( setadjoin__Cong
                                                                                                                   => ( powerset__Cong
                                                                                                                     => ( setunion__Cong
                                                                                                                       => ( exuEu
                                                                                                                         => ( descr__Cong
                                                                                                                           => ( dsetconstr__Cong
                                                                                                                             => ( subsetI1
                                                                                                                               => ( eqimpsubset2
                                                                                                                                 => ( eqimpsubset1
                                                                                                                                   => ( subsetI2
                                                                                                                                     => ( emptysetsubset
                                                                                                                                       => ( subsetE
                                                                                                                                         => ( subsetE2
                                                                                                                                           => ( notsubsetI
                                                                                                                                             => ( notequalI1
                                                                                                                                               => ( notequalI2
                                                                                                                                                 => ( subsetRefl
                                                                                                                                                   => ( subsetTrans
                                                                                                                                                     => ( setadjoinSub
                                                                                                                                                       => ( setadjoinSub2
                                                                                                                                                         => ( subset2powerset
                                                                                                                                                           => ( setextsub
                                                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                                                               => ( powersetI1
                                                                                                                                                                 => ( powersetE1
                                                                                                                                                                   => ( inPowerset
                                                                                                                                                                     => ( powersetsubset
                                                                                                                                                                       => ( sepInPowerset
                                                                                                                                                                         => ( sepSubset
                                                                                                                                                                           => ( binunionIL
                                                                                                                                                                             => ( upairset2IR
                                                                                                                                                                               => ( binunionIR
                                                                                                                                                                                 => ( binunionEcases
                                                                                                                                                                                   => ( binunionE
                                                                                                                                                                                     => ( binunionLsub
                                                                                                                                                                                       => ( binunionRsub
                                                                                                                                                                                         => ( binintersectI
                                                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                                                             => ( binintersectEL
                                                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3728]) ).

thf(f3733,plain,
    ( ( dsetconstrEL
     => ( dsetconstrER
       => ( exuE1
         => ( prop2setE
           => ( emptysetE
             => ( emptysetimpfalse
               => ( notinemptyset
                 => ( exuE3e
                   => ( setext
                     => ( emptyI
                       => ( noeltsimpempty
                         => ( setbeta
                           => ( nonemptyE1
                             => ( nonemptyI
                               => ( nonemptyI1
                                 => ( setadjoinIL
                                   => ( emptyinunitempty
                                     => ( setadjoinIR
                                       => ( setadjoinE
                                         => ( setadjoinOr
                                           => ( setoftrueEq
                                             => ( powersetI
                                               => ( emptyinPowerset
                                                 => ( emptyInPowerset
                                                   => ( powersetE
                                                     => ( setunionI
                                                       => ( setunionE
                                                         => ( subPowSU
                                                           => ( exuE2
                                                             => ( nonemptyImpWitness
                                                               => ( uniqinunit
                                                                 => ( notinsingleton
                                                                   => ( eqinunit
                                                                     => ( singletonsswitch
                                                                       => ( upairsetE
                                                                         => ( upairsetIL
                                                                           => ( upairsetIR
                                                                             => ( emptyE1
                                                                               => ( vacuousDall
                                                                                 => ( quantDeMorgan1
                                                                                   => ( quantDeMorgan2
                                                                                     => ( quantDeMorgan3
                                                                                       => ( quantDeMorgan4
                                                                                         => ( prop2setI
                                                                                           => ( prop2set2propI
                                                                                             => ( notdexE
                                                                                               => ( notdallE
                                                                                                 => ( exuI1
                                                                                                   => ( exuI3
                                                                                                     => ( exuI2
                                                                                                       => ( inCongP
                                                                                                         => ( in__Cong
                                                                                                           => ( exuE3u
                                                                                                             => ( exu__Cong
                                                                                                               => ( setadjoin__Cong
                                                                                                                 => ( powerset__Cong
                                                                                                                   => ( setunion__Cong
                                                                                                                     => ( exuEu
                                                                                                                       => ( descr__Cong
                                                                                                                         => ( dsetconstr__Cong
                                                                                                                           => ( subsetI1
                                                                                                                             => ( eqimpsubset2
                                                                                                                               => ( eqimpsubset1
                                                                                                                                 => ( subsetI2
                                                                                                                                   => ( emptysetsubset
                                                                                                                                     => ( subsetE
                                                                                                                                       => ( subsetE2
                                                                                                                                         => ( notsubsetI
                                                                                                                                           => ( notequalI1
                                                                                                                                             => ( notequalI2
                                                                                                                                               => ( subsetRefl
                                                                                                                                                 => ( subsetTrans
                                                                                                                                                   => ( setadjoinSub
                                                                                                                                                     => ( setadjoinSub2
                                                                                                                                                       => ( subset2powerset
                                                                                                                                                         => ( setextsub
                                                                                                                                                           => ( subsetemptysetimpeq
                                                                                                                                                             => ( powersetI1
                                                                                                                                                               => ( powersetE1
                                                                                                                                                                 => ( inPowerset
                                                                                                                                                                   => ( powersetsubset
                                                                                                                                                                     => ( sepInPowerset
                                                                                                                                                                       => ( sepSubset
                                                                                                                                                                         => ( binunionIL
                                                                                                                                                                           => ( upairset2IR
                                                                                                                                                                             => ( binunionIR
                                                                                                                                                                               => ( binunionEcases
                                                                                                                                                                                 => ( binunionE
                                                                                                                                                                                   => ( binunionLsub
                                                                                                                                                                                     => ( binunionRsub
                                                                                                                                                                                       => ( binintersectI
                                                                                                                                                                                         => ( binintersectSubset5
                                                                                                                                                                                           => ( binintersectEL
                                                                                                                                                                                             => ( binintersectLsub
                                                                                                                                                                                               => ( binintersectSubset2
                                                                                                                                                                                                 => ( binintersectSubset3
                                                                                                                                                                                                   => ( binintersectER
                                                                                                                                                                                                     => ( disjointsetsI1
                                                                                                                                                                                                       => ( binintersectRsub
                                                                                                                                                                                                         => ( binintersectSubset4
                                                                                                                                                                                                           => ( binintersectSubset1
                                                                                                                                                                                                             => ( bs114d
                                                                                                                                                                                                               => ( setminusI
                                                                                                                                                                                                                 => ( setminusEL
                                                                                                                                                                                                                   => ( setminusER
                                                                                                                                                                                                                     => ( setminusSubset2
                                                                                                                                                                                                                       => ( setminusERneg
                                                                                                                                                                                                                         => ( setminusELneg
                                                                                                                                                                                                                           => ( setminusILneg
                                                                                                                                                                                                                             => ( setminusIRneg
                                                                                                                                                                                                                               => ( setminusLsub
                                                                                                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                                                                                                   => ( symdiffE
                                                                                                                                                                                                                                     => ( symdiffI1
                                                                                                                                                                                                                                       => ( symdiffI2
                                                                                                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                                                                                                             => ( secondinupair
                                                                                                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                                                                                                     => ( kpairp
                                                                                                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3731]) ).

thf(f3736,plain,
    ( ( dsetconstrER
     => ( exuE1
       => ( prop2setE
         => ( emptysetE
           => ( emptysetimpfalse
             => ( notinemptyset
               => ( exuE3e
                 => ( setext
                   => ( emptyI
                     => ( noeltsimpempty
                       => ( setbeta
                         => ( nonemptyE1
                           => ( nonemptyI
                             => ( nonemptyI1
                               => ( setadjoinIL
                                 => ( emptyinunitempty
                                   => ( setadjoinIR
                                     => ( setadjoinE
                                       => ( setadjoinOr
                                         => ( setoftrueEq
                                           => ( powersetI
                                             => ( emptyinPowerset
                                               => ( emptyInPowerset
                                                 => ( powersetE
                                                   => ( setunionI
                                                     => ( setunionE
                                                       => ( subPowSU
                                                         => ( exuE2
                                                           => ( nonemptyImpWitness
                                                             => ( uniqinunit
                                                               => ( notinsingleton
                                                                 => ( eqinunit
                                                                   => ( singletonsswitch
                                                                     => ( upairsetE
                                                                       => ( upairsetIL
                                                                         => ( upairsetIR
                                                                           => ( emptyE1
                                                                             => ( vacuousDall
                                                                               => ( quantDeMorgan1
                                                                                 => ( quantDeMorgan2
                                                                                   => ( quantDeMorgan3
                                                                                     => ( quantDeMorgan4
                                                                                       => ( prop2setI
                                                                                         => ( prop2set2propI
                                                                                           => ( notdexE
                                                                                             => ( notdallE
                                                                                               => ( exuI1
                                                                                                 => ( exuI3
                                                                                                   => ( exuI2
                                                                                                     => ( inCongP
                                                                                                       => ( in__Cong
                                                                                                         => ( exuE3u
                                                                                                           => ( exu__Cong
                                                                                                             => ( setadjoin__Cong
                                                                                                               => ( powerset__Cong
                                                                                                                 => ( setunion__Cong
                                                                                                                   => ( exuEu
                                                                                                                     => ( descr__Cong
                                                                                                                       => ( dsetconstr__Cong
                                                                                                                         => ( subsetI1
                                                                                                                           => ( eqimpsubset2
                                                                                                                             => ( eqimpsubset1
                                                                                                                               => ( subsetI2
                                                                                                                                 => ( emptysetsubset
                                                                                                                                   => ( subsetE
                                                                                                                                     => ( subsetE2
                                                                                                                                       => ( notsubsetI
                                                                                                                                         => ( notequalI1
                                                                                                                                           => ( notequalI2
                                                                                                                                             => ( subsetRefl
                                                                                                                                               => ( subsetTrans
                                                                                                                                                 => ( setadjoinSub
                                                                                                                                                   => ( setadjoinSub2
                                                                                                                                                     => ( subset2powerset
                                                                                                                                                       => ( setextsub
                                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                                           => ( powersetI1
                                                                                                                                                             => ( powersetE1
                                                                                                                                                               => ( inPowerset
                                                                                                                                                                 => ( powersetsubset
                                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                                     => ( sepSubset
                                                                                                                                                                       => ( binunionIL
                                                                                                                                                                         => ( upairset2IR
                                                                                                                                                                           => ( binunionIR
                                                                                                                                                                             => ( binunionEcases
                                                                                                                                                                               => ( binunionE
                                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3733]) ).

thf(f3739,plain,
    ( ( exuE1
     => ( prop2setE
       => ( emptysetE
         => ( emptysetimpfalse
           => ( notinemptyset
             => ( exuE3e
               => ( setext
                 => ( emptyI
                   => ( noeltsimpempty
                     => ( setbeta
                       => ( nonemptyE1
                         => ( nonemptyI
                           => ( nonemptyI1
                             => ( setadjoinIL
                               => ( emptyinunitempty
                                 => ( setadjoinIR
                                   => ( setadjoinE
                                     => ( setadjoinOr
                                       => ( setoftrueEq
                                         => ( powersetI
                                           => ( emptyinPowerset
                                             => ( emptyInPowerset
                                               => ( powersetE
                                                 => ( setunionI
                                                   => ( setunionE
                                                     => ( subPowSU
                                                       => ( exuE2
                                                         => ( nonemptyImpWitness
                                                           => ( uniqinunit
                                                             => ( notinsingleton
                                                               => ( eqinunit
                                                                 => ( singletonsswitch
                                                                   => ( upairsetE
                                                                     => ( upairsetIL
                                                                       => ( upairsetIR
                                                                         => ( emptyE1
                                                                           => ( vacuousDall
                                                                             => ( quantDeMorgan1
                                                                               => ( quantDeMorgan2
                                                                                 => ( quantDeMorgan3
                                                                                   => ( quantDeMorgan4
                                                                                     => ( prop2setI
                                                                                       => ( prop2set2propI
                                                                                         => ( notdexE
                                                                                           => ( notdallE
                                                                                             => ( exuI1
                                                                                               => ( exuI3
                                                                                                 => ( exuI2
                                                                                                   => ( inCongP
                                                                                                     => ( in__Cong
                                                                                                       => ( exuE3u
                                                                                                         => ( exu__Cong
                                                                                                           => ( setadjoin__Cong
                                                                                                             => ( powerset__Cong
                                                                                                               => ( setunion__Cong
                                                                                                                 => ( exuEu
                                                                                                                   => ( descr__Cong
                                                                                                                     => ( dsetconstr__Cong
                                                                                                                       => ( subsetI1
                                                                                                                         => ( eqimpsubset2
                                                                                                                           => ( eqimpsubset1
                                                                                                                             => ( subsetI2
                                                                                                                               => ( emptysetsubset
                                                                                                                                 => ( subsetE
                                                                                                                                   => ( subsetE2
                                                                                                                                     => ( notsubsetI
                                                                                                                                       => ( notequalI1
                                                                                                                                         => ( notequalI2
                                                                                                                                           => ( subsetRefl
                                                                                                                                             => ( subsetTrans
                                                                                                                                               => ( setadjoinSub
                                                                                                                                                 => ( setadjoinSub2
                                                                                                                                                   => ( subset2powerset
                                                                                                                                                     => ( setextsub
                                                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                                                         => ( powersetI1
                                                                                                                                                           => ( powersetE1
                                                                                                                                                             => ( inPowerset
                                                                                                                                                               => ( powersetsubset
                                                                                                                                                                 => ( sepInPowerset
                                                                                                                                                                   => ( sepSubset
                                                                                                                                                                     => ( binunionIL
                                                                                                                                                                       => ( upairset2IR
                                                                                                                                                                         => ( binunionIR
                                                                                                                                                                           => ( binunionEcases
                                                                                                                                                                             => ( binunionE
                                                                                                                                                                               => ( binunionLsub
                                                                                                                                                                                 => ( binunionRsub
                                                                                                                                                                                   => ( binintersectI
                                                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                                                       => ( binintersectEL
                                                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                                                               => ( binintersectER
                                                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                                                         => ( bs114d
                                                                                                                                                                                                           => ( setminusI
                                                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3736]) ).

thf(f3743,plain,
    ( ( prop2setE
     => ( emptysetE
       => ( emptysetimpfalse
         => ( notinemptyset
           => ( exuE3e
             => ( setext
               => ( emptyI
                 => ( noeltsimpempty
                   => ( setbeta
                     => ( nonemptyE1
                       => ( nonemptyI
                         => ( nonemptyI1
                           => ( setadjoinIL
                             => ( emptyinunitempty
                               => ( setadjoinIR
                                 => ( setadjoinE
                                   => ( setadjoinOr
                                     => ( setoftrueEq
                                       => ( powersetI
                                         => ( emptyinPowerset
                                           => ( emptyInPowerset
                                             => ( powersetE
                                               => ( setunionI
                                                 => ( setunionE
                                                   => ( subPowSU
                                                     => ( exuE2
                                                       => ( nonemptyImpWitness
                                                         => ( uniqinunit
                                                           => ( notinsingleton
                                                             => ( eqinunit
                                                               => ( singletonsswitch
                                                                 => ( upairsetE
                                                                   => ( upairsetIL
                                                                     => ( upairsetIR
                                                                       => ( emptyE1
                                                                         => ( vacuousDall
                                                                           => ( quantDeMorgan1
                                                                             => ( quantDeMorgan2
                                                                               => ( quantDeMorgan3
                                                                                 => ( quantDeMorgan4
                                                                                   => ( prop2setI
                                                                                     => ( prop2set2propI
                                                                                       => ( notdexE
                                                                                         => ( notdallE
                                                                                           => ( exuI1
                                                                                             => ( exuI3
                                                                                               => ( exuI2
                                                                                                 => ( inCongP
                                                                                                   => ( in__Cong
                                                                                                     => ( exuE3u
                                                                                                       => ( exu__Cong
                                                                                                         => ( setadjoin__Cong
                                                                                                           => ( powerset__Cong
                                                                                                             => ( setunion__Cong
                                                                                                               => ( exuEu
                                                                                                                 => ( descr__Cong
                                                                                                                   => ( dsetconstr__Cong
                                                                                                                     => ( subsetI1
                                                                                                                       => ( eqimpsubset2
                                                                                                                         => ( eqimpsubset1
                                                                                                                           => ( subsetI2
                                                                                                                             => ( emptysetsubset
                                                                                                                               => ( subsetE
                                                                                                                                 => ( subsetE2
                                                                                                                                   => ( notsubsetI
                                                                                                                                     => ( notequalI1
                                                                                                                                       => ( notequalI2
                                                                                                                                         => ( subsetRefl
                                                                                                                                           => ( subsetTrans
                                                                                                                                             => ( setadjoinSub
                                                                                                                                               => ( setadjoinSub2
                                                                                                                                                 => ( subset2powerset
                                                                                                                                                   => ( setextsub
                                                                                                                                                     => ( subsetemptysetimpeq
                                                                                                                                                       => ( powersetI1
                                                                                                                                                         => ( powersetE1
                                                                                                                                                           => ( inPowerset
                                                                                                                                                             => ( powersetsubset
                                                                                                                                                               => ( sepInPowerset
                                                                                                                                                                 => ( sepSubset
                                                                                                                                                                   => ( binunionIL
                                                                                                                                                                     => ( upairset2IR
                                                                                                                                                                       => ( binunionIR
                                                                                                                                                                         => ( binunionEcases
                                                                                                                                                                           => ( binunionE
                                                                                                                                                                             => ( binunionLsub
                                                                                                                                                                               => ( binunionRsub
                                                                                                                                                                                 => ( binintersectI
                                                                                                                                                                                   => ( binintersectSubset5
                                                                                                                                                                                     => ( binintersectEL
                                                                                                                                                                                       => ( binintersectLsub
                                                                                                                                                                                         => ( binintersectSubset2
                                                                                                                                                                                           => ( binintersectSubset3
                                                                                                                                                                                             => ( binintersectER
                                                                                                                                                                                               => ( disjointsetsI1
                                                                                                                                                                                                 => ( binintersectRsub
                                                                                                                                                                                                   => ( binintersectSubset4
                                                                                                                                                                                                     => ( binintersectSubset1
                                                                                                                                                                                                       => ( bs114d
                                                                                                                                                                                                         => ( setminusI
                                                                                                                                                                                                           => ( setminusEL
                                                                                                                                                                                                             => ( setminusER
                                                                                                                                                                                                               => ( setminusSubset2
                                                                                                                                                                                                                 => ( setminusERneg
                                                                                                                                                                                                                   => ( setminusELneg
                                                                                                                                                                                                                     => ( setminusILneg
                                                                                                                                                                                                                       => ( setminusIRneg
                                                                                                                                                                                                                         => ( setminusLsub
                                                                                                                                                                                                                           => ( setminusSubset1
                                                                                                                                                                                                                             => ( symdiffE
                                                                                                                                                                                                                               => ( symdiffI1
                                                                                                                                                                                                                                 => ( symdiffI2
                                                                                                                                                                                                                                   => ( symdiffIneg1
                                                                                                                                                                                                                                     => ( symdiffIneg2
                                                                                                                                                                                                                                       => ( secondinupair
                                                                                                                                                                                                                                         => ( setukpairIL
                                                                                                                                                                                                                                           => ( setukpairIR
                                                                                                                                                                                                                                             => ( kpairiskpair
                                                                                                                                                                                                                                               => ( kpairp
                                                                                                                                                                                                                                                 => ( singletonsubset
                                                                                                                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                                                                                                                       => ( upairset2E
                                                                                                                                                                                                                                                         => ( upairsubunion
                                                                                                                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3739]) ).

thf(f3746,plain,
    ( ( emptysetE
     => ( emptysetimpfalse
       => ( notinemptyset
         => ( exuE3e
           => ( setext
             => ( emptyI
               => ( noeltsimpempty
                 => ( setbeta
                   => ( nonemptyE1
                     => ( nonemptyI
                       => ( nonemptyI1
                         => ( setadjoinIL
                           => ( emptyinunitempty
                             => ( setadjoinIR
                               => ( setadjoinE
                                 => ( setadjoinOr
                                   => ( setoftrueEq
                                     => ( powersetI
                                       => ( emptyinPowerset
                                         => ( emptyInPowerset
                                           => ( powersetE
                                             => ( setunionI
                                               => ( setunionE
                                                 => ( subPowSU
                                                   => ( exuE2
                                                     => ( nonemptyImpWitness
                                                       => ( uniqinunit
                                                         => ( notinsingleton
                                                           => ( eqinunit
                                                             => ( singletonsswitch
                                                               => ( upairsetE
                                                                 => ( upairsetIL
                                                                   => ( upairsetIR
                                                                     => ( emptyE1
                                                                       => ( vacuousDall
                                                                         => ( quantDeMorgan1
                                                                           => ( quantDeMorgan2
                                                                             => ( quantDeMorgan3
                                                                               => ( quantDeMorgan4
                                                                                 => ( prop2setI
                                                                                   => ( prop2set2propI
                                                                                     => ( notdexE
                                                                                       => ( notdallE
                                                                                         => ( exuI1
                                                                                           => ( exuI3
                                                                                             => ( exuI2
                                                                                               => ( inCongP
                                                                                                 => ( in__Cong
                                                                                                   => ( exuE3u
                                                                                                     => ( exu__Cong
                                                                                                       => ( setadjoin__Cong
                                                                                                         => ( powerset__Cong
                                                                                                           => ( setunion__Cong
                                                                                                             => ( exuEu
                                                                                                               => ( descr__Cong
                                                                                                                 => ( dsetconstr__Cong
                                                                                                                   => ( subsetI1
                                                                                                                     => ( eqimpsubset2
                                                                                                                       => ( eqimpsubset1
                                                                                                                         => ( subsetI2
                                                                                                                           => ( emptysetsubset
                                                                                                                             => ( subsetE
                                                                                                                               => ( subsetE2
                                                                                                                                 => ( notsubsetI
                                                                                                                                   => ( notequalI1
                                                                                                                                     => ( notequalI2
                                                                                                                                       => ( subsetRefl
                                                                                                                                         => ( subsetTrans
                                                                                                                                           => ( setadjoinSub
                                                                                                                                             => ( setadjoinSub2
                                                                                                                                               => ( subset2powerset
                                                                                                                                                 => ( setextsub
                                                                                                                                                   => ( subsetemptysetimpeq
                                                                                                                                                     => ( powersetI1
                                                                                                                                                       => ( powersetE1
                                                                                                                                                         => ( inPowerset
                                                                                                                                                           => ( powersetsubset
                                                                                                                                                             => ( sepInPowerset
                                                                                                                                                               => ( sepSubset
                                                                                                                                                                 => ( binunionIL
                                                                                                                                                                   => ( upairset2IR
                                                                                                                                                                     => ( binunionIR
                                                                                                                                                                       => ( binunionEcases
                                                                                                                                                                         => ( binunionE
                                                                                                                                                                           => ( binunionLsub
                                                                                                                                                                             => ( binunionRsub
                                                                                                                                                                               => ( binintersectI
                                                                                                                                                                                 => ( binintersectSubset5
                                                                                                                                                                                   => ( binintersectEL
                                                                                                                                                                                     => ( binintersectLsub
                                                                                                                                                                                       => ( binintersectSubset2
                                                                                                                                                                                         => ( binintersectSubset3
                                                                                                                                                                                           => ( binintersectER
                                                                                                                                                                                             => ( disjointsetsI1
                                                                                                                                                                                               => ( binintersectRsub
                                                                                                                                                                                                 => ( binintersectSubset4
                                                                                                                                                                                                   => ( binintersectSubset1
                                                                                                                                                                                                     => ( bs114d
                                                                                                                                                                                                       => ( setminusI
                                                                                                                                                                                                         => ( setminusEL
                                                                                                                                                                                                           => ( setminusER
                                                                                                                                                                                                             => ( setminusSubset2
                                                                                                                                                                                                               => ( setminusERneg
                                                                                                                                                                                                                 => ( setminusELneg
                                                                                                                                                                                                                   => ( setminusILneg
                                                                                                                                                                                                                     => ( setminusIRneg
                                                                                                                                                                                                                       => ( setminusLsub
                                                                                                                                                                                                                         => ( setminusSubset1
                                                                                                                                                                                                                           => ( symdiffE
                                                                                                                                                                                                                             => ( symdiffI1
                                                                                                                                                                                                                               => ( symdiffI2
                                                                                                                                                                                                                                 => ( symdiffIneg1
                                                                                                                                                                                                                                   => ( symdiffIneg2
                                                                                                                                                                                                                                     => ( secondinupair
                                                                                                                                                                                                                                       => ( setukpairIL
                                                                                                                                                                                                                                         => ( setukpairIR
                                                                                                                                                                                                                                           => ( kpairiskpair
                                                                                                                                                                                                                                             => ( kpairp
                                                                                                                                                                                                                                               => ( singletonsubset
                                                                                                                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                                                                                                                     => ( upairset2E
                                                                                                                                                                                                                                                       => ( upairsubunion
                                                                                                                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3743]) ).

thf(f3748,plain,
    ( ( emptysetimpfalse
     => ( notinemptyset
       => ( exuE3e
         => ( setext
           => ( emptyI
             => ( noeltsimpempty
               => ( setbeta
                 => ( nonemptyE1
                   => ( nonemptyI
                     => ( nonemptyI1
                       => ( setadjoinIL
                         => ( emptyinunitempty
                           => ( setadjoinIR
                             => ( setadjoinE
                               => ( setadjoinOr
                                 => ( setoftrueEq
                                   => ( powersetI
                                     => ( emptyinPowerset
                                       => ( emptyInPowerset
                                         => ( powersetE
                                           => ( setunionI
                                             => ( setunionE
                                               => ( subPowSU
                                                 => ( exuE2
                                                   => ( nonemptyImpWitness
                                                     => ( uniqinunit
                                                       => ( notinsingleton
                                                         => ( eqinunit
                                                           => ( singletonsswitch
                                                             => ( upairsetE
                                                               => ( upairsetIL
                                                                 => ( upairsetIR
                                                                   => ( emptyE1
                                                                     => ( vacuousDall
                                                                       => ( quantDeMorgan1
                                                                         => ( quantDeMorgan2
                                                                           => ( quantDeMorgan3
                                                                             => ( quantDeMorgan4
                                                                               => ( prop2setI
                                                                                 => ( prop2set2propI
                                                                                   => ( notdexE
                                                                                     => ( notdallE
                                                                                       => ( exuI1
                                                                                         => ( exuI3
                                                                                           => ( exuI2
                                                                                             => ( inCongP
                                                                                               => ( in__Cong
                                                                                                 => ( exuE3u
                                                                                                   => ( exu__Cong
                                                                                                     => ( setadjoin__Cong
                                                                                                       => ( powerset__Cong
                                                                                                         => ( setunion__Cong
                                                                                                           => ( exuEu
                                                                                                             => ( descr__Cong
                                                                                                               => ( dsetconstr__Cong
                                                                                                                 => ( subsetI1
                                                                                                                   => ( eqimpsubset2
                                                                                                                     => ( eqimpsubset1
                                                                                                                       => ( subsetI2
                                                                                                                         => ( emptysetsubset
                                                                                                                           => ( subsetE
                                                                                                                             => ( subsetE2
                                                                                                                               => ( notsubsetI
                                                                                                                                 => ( notequalI1
                                                                                                                                   => ( notequalI2
                                                                                                                                     => ( subsetRefl
                                                                                                                                       => ( subsetTrans
                                                                                                                                         => ( setadjoinSub
                                                                                                                                           => ( setadjoinSub2
                                                                                                                                             => ( subset2powerset
                                                                                                                                               => ( setextsub
                                                                                                                                                 => ( subsetemptysetimpeq
                                                                                                                                                   => ( powersetI1
                                                                                                                                                     => ( powersetE1
                                                                                                                                                       => ( inPowerset
                                                                                                                                                         => ( powersetsubset
                                                                                                                                                           => ( sepInPowerset
                                                                                                                                                             => ( sepSubset
                                                                                                                                                               => ( binunionIL
                                                                                                                                                                 => ( upairset2IR
                                                                                                                                                                   => ( binunionIR
                                                                                                                                                                     => ( binunionEcases
                                                                                                                                                                       => ( binunionE
                                                                                                                                                                         => ( binunionLsub
                                                                                                                                                                           => ( binunionRsub
                                                                                                                                                                             => ( binintersectI
                                                                                                                                                                               => ( binintersectSubset5
                                                                                                                                                                                 => ( binintersectEL
                                                                                                                                                                                   => ( binintersectLsub
                                                                                                                                                                                     => ( binintersectSubset2
                                                                                                                                                                                       => ( binintersectSubset3
                                                                                                                                                                                         => ( binintersectER
                                                                                                                                                                                           => ( disjointsetsI1
                                                                                                                                                                                             => ( binintersectRsub
                                                                                                                                                                                               => ( binintersectSubset4
                                                                                                                                                                                                 => ( binintersectSubset1
                                                                                                                                                                                                   => ( bs114d
                                                                                                                                                                                                     => ( setminusI
                                                                                                                                                                                                       => ( setminusEL
                                                                                                                                                                                                         => ( setminusER
                                                                                                                                                                                                           => ( setminusSubset2
                                                                                                                                                                                                             => ( setminusERneg
                                                                                                                                                                                                               => ( setminusELneg
                                                                                                                                                                                                                 => ( setminusILneg
                                                                                                                                                                                                                   => ( setminusIRneg
                                                                                                                                                                                                                     => ( setminusLsub
                                                                                                                                                                                                                       => ( setminusSubset1
                                                                                                                                                                                                                         => ( symdiffE
                                                                                                                                                                                                                           => ( symdiffI1
                                                                                                                                                                                                                             => ( symdiffI2
                                                                                                                                                                                                                               => ( symdiffIneg1
                                                                                                                                                                                                                                 => ( symdiffIneg2
                                                                                                                                                                                                                                   => ( secondinupair
                                                                                                                                                                                                                                     => ( setukpairIL
                                                                                                                                                                                                                                       => ( setukpairIR
                                                                                                                                                                                                                                         => ( kpairiskpair
                                                                                                                                                                                                                                           => ( kpairp
                                                                                                                                                                                                                                             => ( singletonsubset
                                                                                                                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                                                                                                                   => ( upairset2E
                                                                                                                                                                                                                                                     => ( upairsubunion
                                                                                                                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3746]) ).

thf(f3751,plain,
    ( ( notinemptyset
     => ( exuE3e
       => ( setext
         => ( emptyI
           => ( noeltsimpempty
             => ( setbeta
               => ( nonemptyE1
                 => ( nonemptyI
                   => ( nonemptyI1
                     => ( setadjoinIL
                       => ( emptyinunitempty
                         => ( setadjoinIR
                           => ( setadjoinE
                             => ( setadjoinOr
                               => ( setoftrueEq
                                 => ( powersetI
                                   => ( emptyinPowerset
                                     => ( emptyInPowerset
                                       => ( powersetE
                                         => ( setunionI
                                           => ( setunionE
                                             => ( subPowSU
                                               => ( exuE2
                                                 => ( nonemptyImpWitness
                                                   => ( uniqinunit
                                                     => ( notinsingleton
                                                       => ( eqinunit
                                                         => ( singletonsswitch
                                                           => ( upairsetE
                                                             => ( upairsetIL
                                                               => ( upairsetIR
                                                                 => ( emptyE1
                                                                   => ( vacuousDall
                                                                     => ( quantDeMorgan1
                                                                       => ( quantDeMorgan2
                                                                         => ( quantDeMorgan3
                                                                           => ( quantDeMorgan4
                                                                             => ( prop2setI
                                                                               => ( prop2set2propI
                                                                                 => ( notdexE
                                                                                   => ( notdallE
                                                                                     => ( exuI1
                                                                                       => ( exuI3
                                                                                         => ( exuI2
                                                                                           => ( inCongP
                                                                                             => ( in__Cong
                                                                                               => ( exuE3u
                                                                                                 => ( exu__Cong
                                                                                                   => ( setadjoin__Cong
                                                                                                     => ( powerset__Cong
                                                                                                       => ( setunion__Cong
                                                                                                         => ( exuEu
                                                                                                           => ( descr__Cong
                                                                                                             => ( dsetconstr__Cong
                                                                                                               => ( subsetI1
                                                                                                                 => ( eqimpsubset2
                                                                                                                   => ( eqimpsubset1
                                                                                                                     => ( subsetI2
                                                                                                                       => ( emptysetsubset
                                                                                                                         => ( subsetE
                                                                                                                           => ( subsetE2
                                                                                                                             => ( notsubsetI
                                                                                                                               => ( notequalI1
                                                                                                                                 => ( notequalI2
                                                                                                                                   => ( subsetRefl
                                                                                                                                     => ( subsetTrans
                                                                                                                                       => ( setadjoinSub
                                                                                                                                         => ( setadjoinSub2
                                                                                                                                           => ( subset2powerset
                                                                                                                                             => ( setextsub
                                                                                                                                               => ( subsetemptysetimpeq
                                                                                                                                                 => ( powersetI1
                                                                                                                                                   => ( powersetE1
                                                                                                                                                     => ( inPowerset
                                                                                                                                                       => ( powersetsubset
                                                                                                                                                         => ( sepInPowerset
                                                                                                                                                           => ( sepSubset
                                                                                                                                                             => ( binunionIL
                                                                                                                                                               => ( upairset2IR
                                                                                                                                                                 => ( binunionIR
                                                                                                                                                                   => ( binunionEcases
                                                                                                                                                                     => ( binunionE
                                                                                                                                                                       => ( binunionLsub
                                                                                                                                                                         => ( binunionRsub
                                                                                                                                                                           => ( binintersectI
                                                                                                                                                                             => ( binintersectSubset5
                                                                                                                                                                               => ( binintersectEL
                                                                                                                                                                                 => ( binintersectLsub
                                                                                                                                                                                   => ( binintersectSubset2
                                                                                                                                                                                     => ( binintersectSubset3
                                                                                                                                                                                       => ( binintersectER
                                                                                                                                                                                         => ( disjointsetsI1
                                                                                                                                                                                           => ( binintersectRsub
                                                                                                                                                                                             => ( binintersectSubset4
                                                                                                                                                                                               => ( binintersectSubset1
                                                                                                                                                                                                 => ( bs114d
                                                                                                                                                                                                   => ( setminusI
                                                                                                                                                                                                     => ( setminusEL
                                                                                                                                                                                                       => ( setminusER
                                                                                                                                                                                                         => ( setminusSubset2
                                                                                                                                                                                                           => ( setminusERneg
                                                                                                                                                                                                             => ( setminusELneg
                                                                                                                                                                                                               => ( setminusILneg
                                                                                                                                                                                                                 => ( setminusIRneg
                                                                                                                                                                                                                   => ( setminusLsub
                                                                                                                                                                                                                     => ( setminusSubset1
                                                                                                                                                                                                                       => ( symdiffE
                                                                                                                                                                                                                         => ( symdiffI1
                                                                                                                                                                                                                           => ( symdiffI2
                                                                                                                                                                                                                             => ( symdiffIneg1
                                                                                                                                                                                                                               => ( symdiffIneg2
                                                                                                                                                                                                                                 => ( secondinupair
                                                                                                                                                                                                                                   => ( setukpairIL
                                                                                                                                                                                                                                     => ( setukpairIR
                                                                                                                                                                                                                                       => ( kpairiskpair
                                                                                                                                                                                                                                         => ( kpairp
                                                                                                                                                                                                                                           => ( singletonsubset
                                                                                                                                                                                                                                             => ( singletoninpowerset
                                                                                                                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                                                                                                                 => ( upairset2E
                                                                                                                                                                                                                                                   => ( upairsubunion
                                                                                                                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3748]) ).

thf(f3755,plain,
    ( ( exuE3e
     => ( setext
       => ( emptyI
         => ( noeltsimpempty
           => ( setbeta
             => ( nonemptyE1
               => ( nonemptyI
                 => ( nonemptyI1
                   => ( setadjoinIL
                     => ( emptyinunitempty
                       => ( setadjoinIR
                         => ( setadjoinE
                           => ( setadjoinOr
                             => ( setoftrueEq
                               => ( powersetI
                                 => ( emptyinPowerset
                                   => ( emptyInPowerset
                                     => ( powersetE
                                       => ( setunionI
                                         => ( setunionE
                                           => ( subPowSU
                                             => ( exuE2
                                               => ( nonemptyImpWitness
                                                 => ( uniqinunit
                                                   => ( notinsingleton
                                                     => ( eqinunit
                                                       => ( singletonsswitch
                                                         => ( upairsetE
                                                           => ( upairsetIL
                                                             => ( upairsetIR
                                                               => ( emptyE1
                                                                 => ( vacuousDall
                                                                   => ( quantDeMorgan1
                                                                     => ( quantDeMorgan2
                                                                       => ( quantDeMorgan3
                                                                         => ( quantDeMorgan4
                                                                           => ( prop2setI
                                                                             => ( prop2set2propI
                                                                               => ( notdexE
                                                                                 => ( notdallE
                                                                                   => ( exuI1
                                                                                     => ( exuI3
                                                                                       => ( exuI2
                                                                                         => ( inCongP
                                                                                           => ( in__Cong
                                                                                             => ( exuE3u
                                                                                               => ( exu__Cong
                                                                                                 => ( setadjoin__Cong
                                                                                                   => ( powerset__Cong
                                                                                                     => ( setunion__Cong
                                                                                                       => ( exuEu
                                                                                                         => ( descr__Cong
                                                                                                           => ( dsetconstr__Cong
                                                                                                             => ( subsetI1
                                                                                                               => ( eqimpsubset2
                                                                                                                 => ( eqimpsubset1
                                                                                                                   => ( subsetI2
                                                                                                                     => ( emptysetsubset
                                                                                                                       => ( subsetE
                                                                                                                         => ( subsetE2
                                                                                                                           => ( notsubsetI
                                                                                                                             => ( notequalI1
                                                                                                                               => ( notequalI2
                                                                                                                                 => ( subsetRefl
                                                                                                                                   => ( subsetTrans
                                                                                                                                     => ( setadjoinSub
                                                                                                                                       => ( setadjoinSub2
                                                                                                                                         => ( subset2powerset
                                                                                                                                           => ( setextsub
                                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                                               => ( powersetI1
                                                                                                                                                 => ( powersetE1
                                                                                                                                                   => ( inPowerset
                                                                                                                                                     => ( powersetsubset
                                                                                                                                                       => ( sepInPowerset
                                                                                                                                                         => ( sepSubset
                                                                                                                                                           => ( binunionIL
                                                                                                                                                             => ( upairset2IR
                                                                                                                                                               => ( binunionIR
                                                                                                                                                                 => ( binunionEcases
                                                                                                                                                                   => ( binunionE
                                                                                                                                                                     => ( binunionLsub
                                                                                                                                                                       => ( binunionRsub
                                                                                                                                                                         => ( binintersectI
                                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                                             => ( binintersectEL
                                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3751]) ).

thf(f3758,plain,
    ( $false
    = ( setext
     => ( emptyI
       => ( noeltsimpempty
         => ( setbeta
           => ( nonemptyE1
             => ( nonemptyI
               => ( nonemptyI1
                 => ( setadjoinIL
                   => ( emptyinunitempty
                     => ( setadjoinIR
                       => ( setadjoinE
                         => ( setadjoinOr
                           => ( setoftrueEq
                             => ( powersetI
                               => ( emptyinPowerset
                                 => ( emptyInPowerset
                                   => ( powersetE
                                     => ( setunionI
                                       => ( setunionE
                                         => ( subPowSU
                                           => ( exuE2
                                             => ( nonemptyImpWitness
                                               => ( uniqinunit
                                                 => ( notinsingleton
                                                   => ( eqinunit
                                                     => ( singletonsswitch
                                                       => ( upairsetE
                                                         => ( upairsetIL
                                                           => ( upairsetIR
                                                             => ( emptyE1
                                                               => ( vacuousDall
                                                                 => ( quantDeMorgan1
                                                                   => ( quantDeMorgan2
                                                                     => ( quantDeMorgan3
                                                                       => ( quantDeMorgan4
                                                                         => ( prop2setI
                                                                           => ( prop2set2propI
                                                                             => ( notdexE
                                                                               => ( notdallE
                                                                                 => ( exuI1
                                                                                   => ( exuI3
                                                                                     => ( exuI2
                                                                                       => ( inCongP
                                                                                         => ( in__Cong
                                                                                           => ( exuE3u
                                                                                             => ( exu__Cong
                                                                                               => ( setadjoin__Cong
                                                                                                 => ( powerset__Cong
                                                                                                   => ( setunion__Cong
                                                                                                     => ( exuEu
                                                                                                       => ( descr__Cong
                                                                                                         => ( dsetconstr__Cong
                                                                                                           => ( subsetI1
                                                                                                             => ( eqimpsubset2
                                                                                                               => ( eqimpsubset1
                                                                                                                 => ( subsetI2
                                                                                                                   => ( emptysetsubset
                                                                                                                     => ( subsetE
                                                                                                                       => ( subsetE2
                                                                                                                         => ( notsubsetI
                                                                                                                           => ( notequalI1
                                                                                                                             => ( notequalI2
                                                                                                                               => ( subsetRefl
                                                                                                                                 => ( subsetTrans
                                                                                                                                   => ( setadjoinSub
                                                                                                                                     => ( setadjoinSub2
                                                                                                                                       => ( subset2powerset
                                                                                                                                         => ( setextsub
                                                                                                                                           => ( subsetemptysetimpeq
                                                                                                                                             => ( powersetI1
                                                                                                                                               => ( powersetE1
                                                                                                                                                 => ( inPowerset
                                                                                                                                                   => ( powersetsubset
                                                                                                                                                     => ( sepInPowerset
                                                                                                                                                       => ( sepSubset
                                                                                                                                                         => ( binunionIL
                                                                                                                                                           => ( upairset2IR
                                                                                                                                                             => ( binunionIR
                                                                                                                                                               => ( binunionEcases
                                                                                                                                                                 => ( binunionE
                                                                                                                                                                   => ( binunionLsub
                                                                                                                                                                     => ( binunionRsub
                                                                                                                                                                       => ( binintersectI
                                                                                                                                                                         => ( binintersectSubset5
                                                                                                                                                                           => ( binintersectEL
                                                                                                                                                                             => ( binintersectLsub
                                                                                                                                                                               => ( binintersectSubset2
                                                                                                                                                                                 => ( binintersectSubset3
                                                                                                                                                                                   => ( binintersectER
                                                                                                                                                                                     => ( disjointsetsI1
                                                                                                                                                                                       => ( binintersectRsub
                                                                                                                                                                                         => ( binintersectSubset4
                                                                                                                                                                                           => ( binintersectSubset1
                                                                                                                                                                                             => ( bs114d
                                                                                                                                                                                               => ( setminusI
                                                                                                                                                                                                 => ( setminusEL
                                                                                                                                                                                                   => ( setminusER
                                                                                                                                                                                                     => ( setminusSubset2
                                                                                                                                                                                                       => ( setminusERneg
                                                                                                                                                                                                         => ( setminusELneg
                                                                                                                                                                                                           => ( setminusILneg
                                                                                                                                                                                                             => ( setminusIRneg
                                                                                                                                                                                                               => ( setminusLsub
                                                                                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                                                                                   => ( symdiffE
                                                                                                                                                                                                                     => ( symdiffI1
                                                                                                                                                                                                                       => ( symdiffI2
                                                                                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                                                                                             => ( secondinupair
                                                                                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                                                                                     => ( kpairp
                                                                                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3755]) ).

thf(f3761,plain,
    ( ( emptyI
     => ( noeltsimpempty
       => ( setbeta
         => ( nonemptyE1
           => ( nonemptyI
             => ( nonemptyI1
               => ( setadjoinIL
                 => ( emptyinunitempty
                   => ( setadjoinIR
                     => ( setadjoinE
                       => ( setadjoinOr
                         => ( setoftrueEq
                           => ( powersetI
                             => ( emptyinPowerset
                               => ( emptyInPowerset
                                 => ( powersetE
                                   => ( setunionI
                                     => ( setunionE
                                       => ( subPowSU
                                         => ( exuE2
                                           => ( nonemptyImpWitness
                                             => ( uniqinunit
                                               => ( notinsingleton
                                                 => ( eqinunit
                                                   => ( singletonsswitch
                                                     => ( upairsetE
                                                       => ( upairsetIL
                                                         => ( upairsetIR
                                                           => ( emptyE1
                                                             => ( vacuousDall
                                                               => ( quantDeMorgan1
                                                                 => ( quantDeMorgan2
                                                                   => ( quantDeMorgan3
                                                                     => ( quantDeMorgan4
                                                                       => ( prop2setI
                                                                         => ( prop2set2propI
                                                                           => ( notdexE
                                                                             => ( notdallE
                                                                               => ( exuI1
                                                                                 => ( exuI3
                                                                                   => ( exuI2
                                                                                     => ( inCongP
                                                                                       => ( in__Cong
                                                                                         => ( exuE3u
                                                                                           => ( exu__Cong
                                                                                             => ( setadjoin__Cong
                                                                                               => ( powerset__Cong
                                                                                                 => ( setunion__Cong
                                                                                                   => ( exuEu
                                                                                                     => ( descr__Cong
                                                                                                       => ( dsetconstr__Cong
                                                                                                         => ( subsetI1
                                                                                                           => ( eqimpsubset2
                                                                                                             => ( eqimpsubset1
                                                                                                               => ( subsetI2
                                                                                                                 => ( emptysetsubset
                                                                                                                   => ( subsetE
                                                                                                                     => ( subsetE2
                                                                                                                       => ( notsubsetI
                                                                                                                         => ( notequalI1
                                                                                                                           => ( notequalI2
                                                                                                                             => ( subsetRefl
                                                                                                                               => ( subsetTrans
                                                                                                                                 => ( setadjoinSub
                                                                                                                                   => ( setadjoinSub2
                                                                                                                                     => ( subset2powerset
                                                                                                                                       => ( setextsub
                                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                                           => ( powersetI1
                                                                                                                                             => ( powersetE1
                                                                                                                                               => ( inPowerset
                                                                                                                                                 => ( powersetsubset
                                                                                                                                                   => ( sepInPowerset
                                                                                                                                                     => ( sepSubset
                                                                                                                                                       => ( binunionIL
                                                                                                                                                         => ( upairset2IR
                                                                                                                                                           => ( binunionIR
                                                                                                                                                             => ( binunionEcases
                                                                                                                                                               => ( binunionE
                                                                                                                                                                 => ( binunionLsub
                                                                                                                                                                   => ( binunionRsub
                                                                                                                                                                     => ( binintersectI
                                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                                         => ( binintersectEL
                                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                                           => ( bs114d
                                                                                                                                                                                             => ( setminusI
                                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3758]) ).

thf(f3763,plain,
    ( $false
    = ( noeltsimpempty
     => ( setbeta
       => ( nonemptyE1
         => ( nonemptyI
           => ( nonemptyI1
             => ( setadjoinIL
               => ( emptyinunitempty
                 => ( setadjoinIR
                   => ( setadjoinE
                     => ( setadjoinOr
                       => ( setoftrueEq
                         => ( powersetI
                           => ( emptyinPowerset
                             => ( emptyInPowerset
                               => ( powersetE
                                 => ( setunionI
                                   => ( setunionE
                                     => ( subPowSU
                                       => ( exuE2
                                         => ( nonemptyImpWitness
                                           => ( uniqinunit
                                             => ( notinsingleton
                                               => ( eqinunit
                                                 => ( singletonsswitch
                                                   => ( upairsetE
                                                     => ( upairsetIL
                                                       => ( upairsetIR
                                                         => ( emptyE1
                                                           => ( vacuousDall
                                                             => ( quantDeMorgan1
                                                               => ( quantDeMorgan2
                                                                 => ( quantDeMorgan3
                                                                   => ( quantDeMorgan4
                                                                     => ( prop2setI
                                                                       => ( prop2set2propI
                                                                         => ( notdexE
                                                                           => ( notdallE
                                                                             => ( exuI1
                                                                               => ( exuI3
                                                                                 => ( exuI2
                                                                                   => ( inCongP
                                                                                     => ( in__Cong
                                                                                       => ( exuE3u
                                                                                         => ( exu__Cong
                                                                                           => ( setadjoin__Cong
                                                                                             => ( powerset__Cong
                                                                                               => ( setunion__Cong
                                                                                                 => ( exuEu
                                                                                                   => ( descr__Cong
                                                                                                     => ( dsetconstr__Cong
                                                                                                       => ( subsetI1
                                                                                                         => ( eqimpsubset2
                                                                                                           => ( eqimpsubset1
                                                                                                             => ( subsetI2
                                                                                                               => ( emptysetsubset
                                                                                                                 => ( subsetE
                                                                                                                   => ( subsetE2
                                                                                                                     => ( notsubsetI
                                                                                                                       => ( notequalI1
                                                                                                                         => ( notequalI2
                                                                                                                           => ( subsetRefl
                                                                                                                             => ( subsetTrans
                                                                                                                               => ( setadjoinSub
                                                                                                                                 => ( setadjoinSub2
                                                                                                                                   => ( subset2powerset
                                                                                                                                     => ( setextsub
                                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                                         => ( powersetI1
                                                                                                                                           => ( powersetE1
                                                                                                                                             => ( inPowerset
                                                                                                                                               => ( powersetsubset
                                                                                                                                                 => ( sepInPowerset
                                                                                                                                                   => ( sepSubset
                                                                                                                                                     => ( binunionIL
                                                                                                                                                       => ( upairset2IR
                                                                                                                                                         => ( binunionIR
                                                                                                                                                           => ( binunionEcases
                                                                                                                                                             => ( binunionE
                                                                                                                                                               => ( binunionLsub
                                                                                                                                                                 => ( binunionRsub
                                                                                                                                                                   => ( binintersectI
                                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                                       => ( binintersectEL
                                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                                               => ( binintersectER
                                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                                         => ( bs114d
                                                                                                                                                                                           => ( setminusI
                                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3761]) ).

thf(f3766,plain,
    ( ( setbeta
     => ( nonemptyE1
       => ( nonemptyI
         => ( nonemptyI1
           => ( setadjoinIL
             => ( emptyinunitempty
               => ( setadjoinIR
                 => ( setadjoinE
                   => ( setadjoinOr
                     => ( setoftrueEq
                       => ( powersetI
                         => ( emptyinPowerset
                           => ( emptyInPowerset
                             => ( powersetE
                               => ( setunionI
                                 => ( setunionE
                                   => ( subPowSU
                                     => ( exuE2
                                       => ( nonemptyImpWitness
                                         => ( uniqinunit
                                           => ( notinsingleton
                                             => ( eqinunit
                                               => ( singletonsswitch
                                                 => ( upairsetE
                                                   => ( upairsetIL
                                                     => ( upairsetIR
                                                       => ( emptyE1
                                                         => ( vacuousDall
                                                           => ( quantDeMorgan1
                                                             => ( quantDeMorgan2
                                                               => ( quantDeMorgan3
                                                                 => ( quantDeMorgan4
                                                                   => ( prop2setI
                                                                     => ( prop2set2propI
                                                                       => ( notdexE
                                                                         => ( notdallE
                                                                           => ( exuI1
                                                                             => ( exuI3
                                                                               => ( exuI2
                                                                                 => ( inCongP
                                                                                   => ( in__Cong
                                                                                     => ( exuE3u
                                                                                       => ( exu__Cong
                                                                                         => ( setadjoin__Cong
                                                                                           => ( powerset__Cong
                                                                                             => ( setunion__Cong
                                                                                               => ( exuEu
                                                                                                 => ( descr__Cong
                                                                                                   => ( dsetconstr__Cong
                                                                                                     => ( subsetI1
                                                                                                       => ( eqimpsubset2
                                                                                                         => ( eqimpsubset1
                                                                                                           => ( subsetI2
                                                                                                             => ( emptysetsubset
                                                                                                               => ( subsetE
                                                                                                                 => ( subsetE2
                                                                                                                   => ( notsubsetI
                                                                                                                     => ( notequalI1
                                                                                                                       => ( notequalI2
                                                                                                                         => ( subsetRefl
                                                                                                                           => ( subsetTrans
                                                                                                                             => ( setadjoinSub
                                                                                                                               => ( setadjoinSub2
                                                                                                                                 => ( subset2powerset
                                                                                                                                   => ( setextsub
                                                                                                                                     => ( subsetemptysetimpeq
                                                                                                                                       => ( powersetI1
                                                                                                                                         => ( powersetE1
                                                                                                                                           => ( inPowerset
                                                                                                                                             => ( powersetsubset
                                                                                                                                               => ( sepInPowerset
                                                                                                                                                 => ( sepSubset
                                                                                                                                                   => ( binunionIL
                                                                                                                                                     => ( upairset2IR
                                                                                                                                                       => ( binunionIR
                                                                                                                                                         => ( binunionEcases
                                                                                                                                                           => ( binunionE
                                                                                                                                                             => ( binunionLsub
                                                                                                                                                               => ( binunionRsub
                                                                                                                                                                 => ( binintersectI
                                                                                                                                                                   => ( binintersectSubset5
                                                                                                                                                                     => ( binintersectEL
                                                                                                                                                                       => ( binintersectLsub
                                                                                                                                                                         => ( binintersectSubset2
                                                                                                                                                                           => ( binintersectSubset3
                                                                                                                                                                             => ( binintersectER
                                                                                                                                                                               => ( disjointsetsI1
                                                                                                                                                                                 => ( binintersectRsub
                                                                                                                                                                                   => ( binintersectSubset4
                                                                                                                                                                                     => ( binintersectSubset1
                                                                                                                                                                                       => ( bs114d
                                                                                                                                                                                         => ( setminusI
                                                                                                                                                                                           => ( setminusEL
                                                                                                                                                                                             => ( setminusER
                                                                                                                                                                                               => ( setminusSubset2
                                                                                                                                                                                                 => ( setminusERneg
                                                                                                                                                                                                   => ( setminusELneg
                                                                                                                                                                                                     => ( setminusILneg
                                                                                                                                                                                                       => ( setminusIRneg
                                                                                                                                                                                                         => ( setminusLsub
                                                                                                                                                                                                           => ( setminusSubset1
                                                                                                                                                                                                             => ( symdiffE
                                                                                                                                                                                                               => ( symdiffI1
                                                                                                                                                                                                                 => ( symdiffI2
                                                                                                                                                                                                                   => ( symdiffIneg1
                                                                                                                                                                                                                     => ( symdiffIneg2
                                                                                                                                                                                                                       => ( secondinupair
                                                                                                                                                                                                                         => ( setukpairIL
                                                                                                                                                                                                                           => ( setukpairIR
                                                                                                                                                                                                                             => ( kpairiskpair
                                                                                                                                                                                                                               => ( kpairp
                                                                                                                                                                                                                                 => ( singletonsubset
                                                                                                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                                                                                                       => ( upairset2E
                                                                                                                                                                                                                                         => ( upairsubunion
                                                                                                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3763]) ).

thf(f3770,plain,
    ( ( nonemptyE1
     => ( nonemptyI
       => ( nonemptyI1
         => ( setadjoinIL
           => ( emptyinunitempty
             => ( setadjoinIR
               => ( setadjoinE
                 => ( setadjoinOr
                   => ( setoftrueEq
                     => ( powersetI
                       => ( emptyinPowerset
                         => ( emptyInPowerset
                           => ( powersetE
                             => ( setunionI
                               => ( setunionE
                                 => ( subPowSU
                                   => ( exuE2
                                     => ( nonemptyImpWitness
                                       => ( uniqinunit
                                         => ( notinsingleton
                                           => ( eqinunit
                                             => ( singletonsswitch
                                               => ( upairsetE
                                                 => ( upairsetIL
                                                   => ( upairsetIR
                                                     => ( emptyE1
                                                       => ( vacuousDall
                                                         => ( quantDeMorgan1
                                                           => ( quantDeMorgan2
                                                             => ( quantDeMorgan3
                                                               => ( quantDeMorgan4
                                                                 => ( prop2setI
                                                                   => ( prop2set2propI
                                                                     => ( notdexE
                                                                       => ( notdallE
                                                                         => ( exuI1
                                                                           => ( exuI3
                                                                             => ( exuI2
                                                                               => ( inCongP
                                                                                 => ( in__Cong
                                                                                   => ( exuE3u
                                                                                     => ( exu__Cong
                                                                                       => ( setadjoin__Cong
                                                                                         => ( powerset__Cong
                                                                                           => ( setunion__Cong
                                                                                             => ( exuEu
                                                                                               => ( descr__Cong
                                                                                                 => ( dsetconstr__Cong
                                                                                                   => ( subsetI1
                                                                                                     => ( eqimpsubset2
                                                                                                       => ( eqimpsubset1
                                                                                                         => ( subsetI2
                                                                                                           => ( emptysetsubset
                                                                                                             => ( subsetE
                                                                                                               => ( subsetE2
                                                                                                                 => ( notsubsetI
                                                                                                                   => ( notequalI1
                                                                                                                     => ( notequalI2
                                                                                                                       => ( subsetRefl
                                                                                                                         => ( subsetTrans
                                                                                                                           => ( setadjoinSub
                                                                                                                             => ( setadjoinSub2
                                                                                                                               => ( subset2powerset
                                                                                                                                 => ( setextsub
                                                                                                                                   => ( subsetemptysetimpeq
                                                                                                                                     => ( powersetI1
                                                                                                                                       => ( powersetE1
                                                                                                                                         => ( inPowerset
                                                                                                                                           => ( powersetsubset
                                                                                                                                             => ( sepInPowerset
                                                                                                                                               => ( sepSubset
                                                                                                                                                 => ( binunionIL
                                                                                                                                                   => ( upairset2IR
                                                                                                                                                     => ( binunionIR
                                                                                                                                                       => ( binunionEcases
                                                                                                                                                         => ( binunionE
                                                                                                                                                           => ( binunionLsub
                                                                                                                                                             => ( binunionRsub
                                                                                                                                                               => ( binintersectI
                                                                                                                                                                 => ( binintersectSubset5
                                                                                                                                                                   => ( binintersectEL
                                                                                                                                                                     => ( binintersectLsub
                                                                                                                                                                       => ( binintersectSubset2
                                                                                                                                                                         => ( binintersectSubset3
                                                                                                                                                                           => ( binintersectER
                                                                                                                                                                             => ( disjointsetsI1
                                                                                                                                                                               => ( binintersectRsub
                                                                                                                                                                                 => ( binintersectSubset4
                                                                                                                                                                                   => ( binintersectSubset1
                                                                                                                                                                                     => ( bs114d
                                                                                                                                                                                       => ( setminusI
                                                                                                                                                                                         => ( setminusEL
                                                                                                                                                                                           => ( setminusER
                                                                                                                                                                                             => ( setminusSubset2
                                                                                                                                                                                               => ( setminusERneg
                                                                                                                                                                                                 => ( setminusELneg
                                                                                                                                                                                                   => ( setminusILneg
                                                                                                                                                                                                     => ( setminusIRneg
                                                                                                                                                                                                       => ( setminusLsub
                                                                                                                                                                                                         => ( setminusSubset1
                                                                                                                                                                                                           => ( symdiffE
                                                                                                                                                                                                             => ( symdiffI1
                                                                                                                                                                                                               => ( symdiffI2
                                                                                                                                                                                                                 => ( symdiffIneg1
                                                                                                                                                                                                                   => ( symdiffIneg2
                                                                                                                                                                                                                     => ( secondinupair
                                                                                                                                                                                                                       => ( setukpairIL
                                                                                                                                                                                                                         => ( setukpairIR
                                                                                                                                                                                                                           => ( kpairiskpair
                                                                                                                                                                                                                             => ( kpairp
                                                                                                                                                                                                                               => ( singletonsubset
                                                                                                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                                                                                                     => ( upairset2E
                                                                                                                                                                                                                                       => ( upairsubunion
                                                                                                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3766]) ).

thf(f3772,plain,
    ( ( nonemptyI
     => ( nonemptyI1
       => ( setadjoinIL
         => ( emptyinunitempty
           => ( setadjoinIR
             => ( setadjoinE
               => ( setadjoinOr
                 => ( setoftrueEq
                   => ( powersetI
                     => ( emptyinPowerset
                       => ( emptyInPowerset
                         => ( powersetE
                           => ( setunionI
                             => ( setunionE
                               => ( subPowSU
                                 => ( exuE2
                                   => ( nonemptyImpWitness
                                     => ( uniqinunit
                                       => ( notinsingleton
                                         => ( eqinunit
                                           => ( singletonsswitch
                                             => ( upairsetE
                                               => ( upairsetIL
                                                 => ( upairsetIR
                                                   => ( emptyE1
                                                     => ( vacuousDall
                                                       => ( quantDeMorgan1
                                                         => ( quantDeMorgan2
                                                           => ( quantDeMorgan3
                                                             => ( quantDeMorgan4
                                                               => ( prop2setI
                                                                 => ( prop2set2propI
                                                                   => ( notdexE
                                                                     => ( notdallE
                                                                       => ( exuI1
                                                                         => ( exuI3
                                                                           => ( exuI2
                                                                             => ( inCongP
                                                                               => ( in__Cong
                                                                                 => ( exuE3u
                                                                                   => ( exu__Cong
                                                                                     => ( setadjoin__Cong
                                                                                       => ( powerset__Cong
                                                                                         => ( setunion__Cong
                                                                                           => ( exuEu
                                                                                             => ( descr__Cong
                                                                                               => ( dsetconstr__Cong
                                                                                                 => ( subsetI1
                                                                                                   => ( eqimpsubset2
                                                                                                     => ( eqimpsubset1
                                                                                                       => ( subsetI2
                                                                                                         => ( emptysetsubset
                                                                                                           => ( subsetE
                                                                                                             => ( subsetE2
                                                                                                               => ( notsubsetI
                                                                                                                 => ( notequalI1
                                                                                                                   => ( notequalI2
                                                                                                                     => ( subsetRefl
                                                                                                                       => ( subsetTrans
                                                                                                                         => ( setadjoinSub
                                                                                                                           => ( setadjoinSub2
                                                                                                                             => ( subset2powerset
                                                                                                                               => ( setextsub
                                                                                                                                 => ( subsetemptysetimpeq
                                                                                                                                   => ( powersetI1
                                                                                                                                     => ( powersetE1
                                                                                                                                       => ( inPowerset
                                                                                                                                         => ( powersetsubset
                                                                                                                                           => ( sepInPowerset
                                                                                                                                             => ( sepSubset
                                                                                                                                               => ( binunionIL
                                                                                                                                                 => ( upairset2IR
                                                                                                                                                   => ( binunionIR
                                                                                                                                                     => ( binunionEcases
                                                                                                                                                       => ( binunionE
                                                                                                                                                         => ( binunionLsub
                                                                                                                                                           => ( binunionRsub
                                                                                                                                                             => ( binintersectI
                                                                                                                                                               => ( binintersectSubset5
                                                                                                                                                                 => ( binintersectEL
                                                                                                                                                                   => ( binintersectLsub
                                                                                                                                                                     => ( binintersectSubset2
                                                                                                                                                                       => ( binintersectSubset3
                                                                                                                                                                         => ( binintersectER
                                                                                                                                                                           => ( disjointsetsI1
                                                                                                                                                                             => ( binintersectRsub
                                                                                                                                                                               => ( binintersectSubset4
                                                                                                                                                                                 => ( binintersectSubset1
                                                                                                                                                                                   => ( bs114d
                                                                                                                                                                                     => ( setminusI
                                                                                                                                                                                       => ( setminusEL
                                                                                                                                                                                         => ( setminusER
                                                                                                                                                                                           => ( setminusSubset2
                                                                                                                                                                                             => ( setminusERneg
                                                                                                                                                                                               => ( setminusELneg
                                                                                                                                                                                                 => ( setminusILneg
                                                                                                                                                                                                   => ( setminusIRneg
                                                                                                                                                                                                     => ( setminusLsub
                                                                                                                                                                                                       => ( setminusSubset1
                                                                                                                                                                                                         => ( symdiffE
                                                                                                                                                                                                           => ( symdiffI1
                                                                                                                                                                                                             => ( symdiffI2
                                                                                                                                                                                                               => ( symdiffIneg1
                                                                                                                                                                                                                 => ( symdiffIneg2
                                                                                                                                                                                                                   => ( secondinupair
                                                                                                                                                                                                                     => ( setukpairIL
                                                                                                                                                                                                                       => ( setukpairIR
                                                                                                                                                                                                                         => ( kpairiskpair
                                                                                                                                                                                                                           => ( kpairp
                                                                                                                                                                                                                             => ( singletonsubset
                                                                                                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                                                                                                   => ( upairset2E
                                                                                                                                                                                                                                     => ( upairsubunion
                                                                                                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3770]) ).

thf(f3775,plain,
    ( ( nonemptyI1
     => ( setadjoinIL
       => ( emptyinunitempty
         => ( setadjoinIR
           => ( setadjoinE
             => ( setadjoinOr
               => ( setoftrueEq
                 => ( powersetI
                   => ( emptyinPowerset
                     => ( emptyInPowerset
                       => ( powersetE
                         => ( setunionI
                           => ( setunionE
                             => ( subPowSU
                               => ( exuE2
                                 => ( nonemptyImpWitness
                                   => ( uniqinunit
                                     => ( notinsingleton
                                       => ( eqinunit
                                         => ( singletonsswitch
                                           => ( upairsetE
                                             => ( upairsetIL
                                               => ( upairsetIR
                                                 => ( emptyE1
                                                   => ( vacuousDall
                                                     => ( quantDeMorgan1
                                                       => ( quantDeMorgan2
                                                         => ( quantDeMorgan3
                                                           => ( quantDeMorgan4
                                                             => ( prop2setI
                                                               => ( prop2set2propI
                                                                 => ( notdexE
                                                                   => ( notdallE
                                                                     => ( exuI1
                                                                       => ( exuI3
                                                                         => ( exuI2
                                                                           => ( inCongP
                                                                             => ( in__Cong
                                                                               => ( exuE3u
                                                                                 => ( exu__Cong
                                                                                   => ( setadjoin__Cong
                                                                                     => ( powerset__Cong
                                                                                       => ( setunion__Cong
                                                                                         => ( exuEu
                                                                                           => ( descr__Cong
                                                                                             => ( dsetconstr__Cong
                                                                                               => ( subsetI1
                                                                                                 => ( eqimpsubset2
                                                                                                   => ( eqimpsubset1
                                                                                                     => ( subsetI2
                                                                                                       => ( emptysetsubset
                                                                                                         => ( subsetE
                                                                                                           => ( subsetE2
                                                                                                             => ( notsubsetI
                                                                                                               => ( notequalI1
                                                                                                                 => ( notequalI2
                                                                                                                   => ( subsetRefl
                                                                                                                     => ( subsetTrans
                                                                                                                       => ( setadjoinSub
                                                                                                                         => ( setadjoinSub2
                                                                                                                           => ( subset2powerset
                                                                                                                             => ( setextsub
                                                                                                                               => ( subsetemptysetimpeq
                                                                                                                                 => ( powersetI1
                                                                                                                                   => ( powersetE1
                                                                                                                                     => ( inPowerset
                                                                                                                                       => ( powersetsubset
                                                                                                                                         => ( sepInPowerset
                                                                                                                                           => ( sepSubset
                                                                                                                                             => ( binunionIL
                                                                                                                                               => ( upairset2IR
                                                                                                                                                 => ( binunionIR
                                                                                                                                                   => ( binunionEcases
                                                                                                                                                     => ( binunionE
                                                                                                                                                       => ( binunionLsub
                                                                                                                                                         => ( binunionRsub
                                                                                                                                                           => ( binintersectI
                                                                                                                                                             => ( binintersectSubset5
                                                                                                                                                               => ( binintersectEL
                                                                                                                                                                 => ( binintersectLsub
                                                                                                                                                                   => ( binintersectSubset2
                                                                                                                                                                     => ( binintersectSubset3
                                                                                                                                                                       => ( binintersectER
                                                                                                                                                                         => ( disjointsetsI1
                                                                                                                                                                           => ( binintersectRsub
                                                                                                                                                                             => ( binintersectSubset4
                                                                                                                                                                               => ( binintersectSubset1
                                                                                                                                                                                 => ( bs114d
                                                                                                                                                                                   => ( setminusI
                                                                                                                                                                                     => ( setminusEL
                                                                                                                                                                                       => ( setminusER
                                                                                                                                                                                         => ( setminusSubset2
                                                                                                                                                                                           => ( setminusERneg
                                                                                                                                                                                             => ( setminusELneg
                                                                                                                                                                                               => ( setminusILneg
                                                                                                                                                                                                 => ( setminusIRneg
                                                                                                                                                                                                   => ( setminusLsub
                                                                                                                                                                                                     => ( setminusSubset1
                                                                                                                                                                                                       => ( symdiffE
                                                                                                                                                                                                         => ( symdiffI1
                                                                                                                                                                                                           => ( symdiffI2
                                                                                                                                                                                                             => ( symdiffIneg1
                                                                                                                                                                                                               => ( symdiffIneg2
                                                                                                                                                                                                                 => ( secondinupair
                                                                                                                                                                                                                   => ( setukpairIL
                                                                                                                                                                                                                     => ( setukpairIR
                                                                                                                                                                                                                       => ( kpairiskpair
                                                                                                                                                                                                                         => ( kpairp
                                                                                                                                                                                                                           => ( singletonsubset
                                                                                                                                                                                                                             => ( singletoninpowerset
                                                                                                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                                                                                                 => ( upairset2E
                                                                                                                                                                                                                                   => ( upairsubunion
                                                                                                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3772]) ).

thf(f3779,plain,
    ( ( setadjoinIL
     => ( emptyinunitempty
       => ( setadjoinIR
         => ( setadjoinE
           => ( setadjoinOr
             => ( setoftrueEq
               => ( powersetI
                 => ( emptyinPowerset
                   => ( emptyInPowerset
                     => ( powersetE
                       => ( setunionI
                         => ( setunionE
                           => ( subPowSU
                             => ( exuE2
                               => ( nonemptyImpWitness
                                 => ( uniqinunit
                                   => ( notinsingleton
                                     => ( eqinunit
                                       => ( singletonsswitch
                                         => ( upairsetE
                                           => ( upairsetIL
                                             => ( upairsetIR
                                               => ( emptyE1
                                                 => ( vacuousDall
                                                   => ( quantDeMorgan1
                                                     => ( quantDeMorgan2
                                                       => ( quantDeMorgan3
                                                         => ( quantDeMorgan4
                                                           => ( prop2setI
                                                             => ( prop2set2propI
                                                               => ( notdexE
                                                                 => ( notdallE
                                                                   => ( exuI1
                                                                     => ( exuI3
                                                                       => ( exuI2
                                                                         => ( inCongP
                                                                           => ( in__Cong
                                                                             => ( exuE3u
                                                                               => ( exu__Cong
                                                                                 => ( setadjoin__Cong
                                                                                   => ( powerset__Cong
                                                                                     => ( setunion__Cong
                                                                                       => ( exuEu
                                                                                         => ( descr__Cong
                                                                                           => ( dsetconstr__Cong
                                                                                             => ( subsetI1
                                                                                               => ( eqimpsubset2
                                                                                                 => ( eqimpsubset1
                                                                                                   => ( subsetI2
                                                                                                     => ( emptysetsubset
                                                                                                       => ( subsetE
                                                                                                         => ( subsetE2
                                                                                                           => ( notsubsetI
                                                                                                             => ( notequalI1
                                                                                                               => ( notequalI2
                                                                                                                 => ( subsetRefl
                                                                                                                   => ( subsetTrans
                                                                                                                     => ( setadjoinSub
                                                                                                                       => ( setadjoinSub2
                                                                                                                         => ( subset2powerset
                                                                                                                           => ( setextsub
                                                                                                                             => ( subsetemptysetimpeq
                                                                                                                               => ( powersetI1
                                                                                                                                 => ( powersetE1
                                                                                                                                   => ( inPowerset
                                                                                                                                     => ( powersetsubset
                                                                                                                                       => ( sepInPowerset
                                                                                                                                         => ( sepSubset
                                                                                                                                           => ( binunionIL
                                                                                                                                             => ( upairset2IR
                                                                                                                                               => ( binunionIR
                                                                                                                                                 => ( binunionEcases
                                                                                                                                                   => ( binunionE
                                                                                                                                                     => ( binunionLsub
                                                                                                                                                       => ( binunionRsub
                                                                                                                                                         => ( binintersectI
                                                                                                                                                           => ( binintersectSubset5
                                                                                                                                                             => ( binintersectEL
                                                                                                                                                               => ( binintersectLsub
                                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                                     => ( binintersectER
                                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                                               => ( bs114d
                                                                                                                                                                                 => ( setminusI
                                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                                     => ( setminusER
                                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3775]) ).

thf(f3782,plain,
    ( ( emptyinunitempty
     => ( setadjoinIR
       => ( setadjoinE
         => ( setadjoinOr
           => ( setoftrueEq
             => ( powersetI
               => ( emptyinPowerset
                 => ( emptyInPowerset
                   => ( powersetE
                     => ( setunionI
                       => ( setunionE
                         => ( subPowSU
                           => ( exuE2
                             => ( nonemptyImpWitness
                               => ( uniqinunit
                                 => ( notinsingleton
                                   => ( eqinunit
                                     => ( singletonsswitch
                                       => ( upairsetE
                                         => ( upairsetIL
                                           => ( upairsetIR
                                             => ( emptyE1
                                               => ( vacuousDall
                                                 => ( quantDeMorgan1
                                                   => ( quantDeMorgan2
                                                     => ( quantDeMorgan3
                                                       => ( quantDeMorgan4
                                                         => ( prop2setI
                                                           => ( prop2set2propI
                                                             => ( notdexE
                                                               => ( notdallE
                                                                 => ( exuI1
                                                                   => ( exuI3
                                                                     => ( exuI2
                                                                       => ( inCongP
                                                                         => ( in__Cong
                                                                           => ( exuE3u
                                                                             => ( exu__Cong
                                                                               => ( setadjoin__Cong
                                                                                 => ( powerset__Cong
                                                                                   => ( setunion__Cong
                                                                                     => ( exuEu
                                                                                       => ( descr__Cong
                                                                                         => ( dsetconstr__Cong
                                                                                           => ( subsetI1
                                                                                             => ( eqimpsubset2
                                                                                               => ( eqimpsubset1
                                                                                                 => ( subsetI2
                                                                                                   => ( emptysetsubset
                                                                                                     => ( subsetE
                                                                                                       => ( subsetE2
                                                                                                         => ( notsubsetI
                                                                                                           => ( notequalI1
                                                                                                             => ( notequalI2
                                                                                                               => ( subsetRefl
                                                                                                                 => ( subsetTrans
                                                                                                                   => ( setadjoinSub
                                                                                                                     => ( setadjoinSub2
                                                                                                                       => ( subset2powerset
                                                                                                                         => ( setextsub
                                                                                                                           => ( subsetemptysetimpeq
                                                                                                                             => ( powersetI1
                                                                                                                               => ( powersetE1
                                                                                                                                 => ( inPowerset
                                                                                                                                   => ( powersetsubset
                                                                                                                                     => ( sepInPowerset
                                                                                                                                       => ( sepSubset
                                                                                                                                         => ( binunionIL
                                                                                                                                           => ( upairset2IR
                                                                                                                                             => ( binunionIR
                                                                                                                                               => ( binunionEcases
                                                                                                                                                 => ( binunionE
                                                                                                                                                   => ( binunionLsub
                                                                                                                                                     => ( binunionRsub
                                                                                                                                                       => ( binintersectI
                                                                                                                                                         => ( binintersectSubset5
                                                                                                                                                           => ( binintersectEL
                                                                                                                                                             => ( binintersectLsub
                                                                                                                                                               => ( binintersectSubset2
                                                                                                                                                                 => ( binintersectSubset3
                                                                                                                                                                   => ( binintersectER
                                                                                                                                                                     => ( disjointsetsI1
                                                                                                                                                                       => ( binintersectRsub
                                                                                                                                                                         => ( binintersectSubset4
                                                                                                                                                                           => ( binintersectSubset1
                                                                                                                                                                             => ( bs114d
                                                                                                                                                                               => ( setminusI
                                                                                                                                                                                 => ( setminusEL
                                                                                                                                                                                   => ( setminusER
                                                                                                                                                                                     => ( setminusSubset2
                                                                                                                                                                                       => ( setminusERneg
                                                                                                                                                                                         => ( setminusELneg
                                                                                                                                                                                           => ( setminusILneg
                                                                                                                                                                                             => ( setminusIRneg
                                                                                                                                                                                               => ( setminusLsub
                                                                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                                                                   => ( symdiffE
                                                                                                                                                                                                     => ( symdiffI1
                                                                                                                                                                                                       => ( symdiffI2
                                                                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                                                                             => ( secondinupair
                                                                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                                                                     => ( kpairp
                                                                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3779]) ).

thf(f3785,plain,
    ( ( setadjoinIR
     => ( setadjoinE
       => ( setadjoinOr
         => ( setoftrueEq
           => ( powersetI
             => ( emptyinPowerset
               => ( emptyInPowerset
                 => ( powersetE
                   => ( setunionI
                     => ( setunionE
                       => ( subPowSU
                         => ( exuE2
                           => ( nonemptyImpWitness
                             => ( uniqinunit
                               => ( notinsingleton
                                 => ( eqinunit
                                   => ( singletonsswitch
                                     => ( upairsetE
                                       => ( upairsetIL
                                         => ( upairsetIR
                                           => ( emptyE1
                                             => ( vacuousDall
                                               => ( quantDeMorgan1
                                                 => ( quantDeMorgan2
                                                   => ( quantDeMorgan3
                                                     => ( quantDeMorgan4
                                                       => ( prop2setI
                                                         => ( prop2set2propI
                                                           => ( notdexE
                                                             => ( notdallE
                                                               => ( exuI1
                                                                 => ( exuI3
                                                                   => ( exuI2
                                                                     => ( inCongP
                                                                       => ( in__Cong
                                                                         => ( exuE3u
                                                                           => ( exu__Cong
                                                                             => ( setadjoin__Cong
                                                                               => ( powerset__Cong
                                                                                 => ( setunion__Cong
                                                                                   => ( exuEu
                                                                                     => ( descr__Cong
                                                                                       => ( dsetconstr__Cong
                                                                                         => ( subsetI1
                                                                                           => ( eqimpsubset2
                                                                                             => ( eqimpsubset1
                                                                                               => ( subsetI2
                                                                                                 => ( emptysetsubset
                                                                                                   => ( subsetE
                                                                                                     => ( subsetE2
                                                                                                       => ( notsubsetI
                                                                                                         => ( notequalI1
                                                                                                           => ( notequalI2
                                                                                                             => ( subsetRefl
                                                                                                               => ( subsetTrans
                                                                                                                 => ( setadjoinSub
                                                                                                                   => ( setadjoinSub2
                                                                                                                     => ( subset2powerset
                                                                                                                       => ( setextsub
                                                                                                                         => ( subsetemptysetimpeq
                                                                                                                           => ( powersetI1
                                                                                                                             => ( powersetE1
                                                                                                                               => ( inPowerset
                                                                                                                                 => ( powersetsubset
                                                                                                                                   => ( sepInPowerset
                                                                                                                                     => ( sepSubset
                                                                                                                                       => ( binunionIL
                                                                                                                                         => ( upairset2IR
                                                                                                                                           => ( binunionIR
                                                                                                                                             => ( binunionEcases
                                                                                                                                               => ( binunionE
                                                                                                                                                 => ( binunionLsub
                                                                                                                                                   => ( binunionRsub
                                                                                                                                                     => ( binintersectI
                                                                                                                                                       => ( binintersectSubset5
                                                                                                                                                         => ( binintersectEL
                                                                                                                                                           => ( binintersectLsub
                                                                                                                                                             => ( binintersectSubset2
                                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                                 => ( binintersectER
                                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                                           => ( bs114d
                                                                                                                                                                             => ( setminusI
                                                                                                                                                                               => ( setminusEL
                                                                                                                                                                                 => ( setminusER
                                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3782]) ).

thf(f3788,plain,
    ( ( setadjoinE
     => ( setadjoinOr
       => ( setoftrueEq
         => ( powersetI
           => ( emptyinPowerset
             => ( emptyInPowerset
               => ( powersetE
                 => ( setunionI
                   => ( setunionE
                     => ( subPowSU
                       => ( exuE2
                         => ( nonemptyImpWitness
                           => ( uniqinunit
                             => ( notinsingleton
                               => ( eqinunit
                                 => ( singletonsswitch
                                   => ( upairsetE
                                     => ( upairsetIL
                                       => ( upairsetIR
                                         => ( emptyE1
                                           => ( vacuousDall
                                             => ( quantDeMorgan1
                                               => ( quantDeMorgan2
                                                 => ( quantDeMorgan3
                                                   => ( quantDeMorgan4
                                                     => ( prop2setI
                                                       => ( prop2set2propI
                                                         => ( notdexE
                                                           => ( notdallE
                                                             => ( exuI1
                                                               => ( exuI3
                                                                 => ( exuI2
                                                                   => ( inCongP
                                                                     => ( in__Cong
                                                                       => ( exuE3u
                                                                         => ( exu__Cong
                                                                           => ( setadjoin__Cong
                                                                             => ( powerset__Cong
                                                                               => ( setunion__Cong
                                                                                 => ( exuEu
                                                                                   => ( descr__Cong
                                                                                     => ( dsetconstr__Cong
                                                                                       => ( subsetI1
                                                                                         => ( eqimpsubset2
                                                                                           => ( eqimpsubset1
                                                                                             => ( subsetI2
                                                                                               => ( emptysetsubset
                                                                                                 => ( subsetE
                                                                                                   => ( subsetE2
                                                                                                     => ( notsubsetI
                                                                                                       => ( notequalI1
                                                                                                         => ( notequalI2
                                                                                                           => ( subsetRefl
                                                                                                             => ( subsetTrans
                                                                                                               => ( setadjoinSub
                                                                                                                 => ( setadjoinSub2
                                                                                                                   => ( subset2powerset
                                                                                                                     => ( setextsub
                                                                                                                       => ( subsetemptysetimpeq
                                                                                                                         => ( powersetI1
                                                                                                                           => ( powersetE1
                                                                                                                             => ( inPowerset
                                                                                                                               => ( powersetsubset
                                                                                                                                 => ( sepInPowerset
                                                                                                                                   => ( sepSubset
                                                                                                                                     => ( binunionIL
                                                                                                                                       => ( upairset2IR
                                                                                                                                         => ( binunionIR
                                                                                                                                           => ( binunionEcases
                                                                                                                                             => ( binunionE
                                                                                                                                               => ( binunionLsub
                                                                                                                                                 => ( binunionRsub
                                                                                                                                                   => ( binintersectI
                                                                                                                                                     => ( binintersectSubset5
                                                                                                                                                       => ( binintersectEL
                                                                                                                                                         => ( binintersectLsub
                                                                                                                                                           => ( binintersectSubset2
                                                                                                                                                             => ( binintersectSubset3
                                                                                                                                                               => ( binintersectER
                                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                                         => ( bs114d
                                                                                                                                                                           => ( setminusI
                                                                                                                                                                             => ( setminusEL
                                                                                                                                                                               => ( setminusER
                                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3785]) ).

thf(f3791,plain,
    ( ( setadjoinOr
     => ( setoftrueEq
       => ( powersetI
         => ( emptyinPowerset
           => ( emptyInPowerset
             => ( powersetE
               => ( setunionI
                 => ( setunionE
                   => ( subPowSU
                     => ( exuE2
                       => ( nonemptyImpWitness
                         => ( uniqinunit
                           => ( notinsingleton
                             => ( eqinunit
                               => ( singletonsswitch
                                 => ( upairsetE
                                   => ( upairsetIL
                                     => ( upairsetIR
                                       => ( emptyE1
                                         => ( vacuousDall
                                           => ( quantDeMorgan1
                                             => ( quantDeMorgan2
                                               => ( quantDeMorgan3
                                                 => ( quantDeMorgan4
                                                   => ( prop2setI
                                                     => ( prop2set2propI
                                                       => ( notdexE
                                                         => ( notdallE
                                                           => ( exuI1
                                                             => ( exuI3
                                                               => ( exuI2
                                                                 => ( inCongP
                                                                   => ( in__Cong
                                                                     => ( exuE3u
                                                                       => ( exu__Cong
                                                                         => ( setadjoin__Cong
                                                                           => ( powerset__Cong
                                                                             => ( setunion__Cong
                                                                               => ( exuEu
                                                                                 => ( descr__Cong
                                                                                   => ( dsetconstr__Cong
                                                                                     => ( subsetI1
                                                                                       => ( eqimpsubset2
                                                                                         => ( eqimpsubset1
                                                                                           => ( subsetI2
                                                                                             => ( emptysetsubset
                                                                                               => ( subsetE
                                                                                                 => ( subsetE2
                                                                                                   => ( notsubsetI
                                                                                                     => ( notequalI1
                                                                                                       => ( notequalI2
                                                                                                         => ( subsetRefl
                                                                                                           => ( subsetTrans
                                                                                                             => ( setadjoinSub
                                                                                                               => ( setadjoinSub2
                                                                                                                 => ( subset2powerset
                                                                                                                   => ( setextsub
                                                                                                                     => ( subsetemptysetimpeq
                                                                                                                       => ( powersetI1
                                                                                                                         => ( powersetE1
                                                                                                                           => ( inPowerset
                                                                                                                             => ( powersetsubset
                                                                                                                               => ( sepInPowerset
                                                                                                                                 => ( sepSubset
                                                                                                                                   => ( binunionIL
                                                                                                                                     => ( upairset2IR
                                                                                                                                       => ( binunionIR
                                                                                                                                         => ( binunionEcases
                                                                                                                                           => ( binunionE
                                                                                                                                             => ( binunionLsub
                                                                                                                                               => ( binunionRsub
                                                                                                                                                 => ( binintersectI
                                                                                                                                                   => ( binintersectSubset5
                                                                                                                                                     => ( binintersectEL
                                                                                                                                                       => ( binintersectLsub
                                                                                                                                                         => ( binintersectSubset2
                                                                                                                                                           => ( binintersectSubset3
                                                                                                                                                             => ( binintersectER
                                                                                                                                                               => ( disjointsetsI1
                                                                                                                                                                 => ( binintersectRsub
                                                                                                                                                                   => ( binintersectSubset4
                                                                                                                                                                     => ( binintersectSubset1
                                                                                                                                                                       => ( bs114d
                                                                                                                                                                         => ( setminusI
                                                                                                                                                                           => ( setminusEL
                                                                                                                                                                             => ( setminusER
                                                                                                                                                                               => ( setminusSubset2
                                                                                                                                                                                 => ( setminusERneg
                                                                                                                                                                                   => ( setminusELneg
                                                                                                                                                                                     => ( setminusILneg
                                                                                                                                                                                       => ( setminusIRneg
                                                                                                                                                                                         => ( setminusLsub
                                                                                                                                                                                           => ( setminusSubset1
                                                                                                                                                                                             => ( symdiffE
                                                                                                                                                                                               => ( symdiffI1
                                                                                                                                                                                                 => ( symdiffI2
                                                                                                                                                                                                   => ( symdiffIneg1
                                                                                                                                                                                                     => ( symdiffIneg2
                                                                                                                                                                                                       => ( secondinupair
                                                                                                                                                                                                         => ( setukpairIL
                                                                                                                                                                                                           => ( setukpairIR
                                                                                                                                                                                                             => ( kpairiskpair
                                                                                                                                                                                                               => ( kpairp
                                                                                                                                                                                                                 => ( singletonsubset
                                                                                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                                                                                       => ( upairset2E
                                                                                                                                                                                                                         => ( upairsubunion
                                                                                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3788]) ).

thf(f3794,plain,
    ( ( setoftrueEq
     => ( powersetI
       => ( emptyinPowerset
         => ( emptyInPowerset
           => ( powersetE
             => ( setunionI
               => ( setunionE
                 => ( subPowSU
                   => ( exuE2
                     => ( nonemptyImpWitness
                       => ( uniqinunit
                         => ( notinsingleton
                           => ( eqinunit
                             => ( singletonsswitch
                               => ( upairsetE
                                 => ( upairsetIL
                                   => ( upairsetIR
                                     => ( emptyE1
                                       => ( vacuousDall
                                         => ( quantDeMorgan1
                                           => ( quantDeMorgan2
                                             => ( quantDeMorgan3
                                               => ( quantDeMorgan4
                                                 => ( prop2setI
                                                   => ( prop2set2propI
                                                     => ( notdexE
                                                       => ( notdallE
                                                         => ( exuI1
                                                           => ( exuI3
                                                             => ( exuI2
                                                               => ( inCongP
                                                                 => ( in__Cong
                                                                   => ( exuE3u
                                                                     => ( exu__Cong
                                                                       => ( setadjoin__Cong
                                                                         => ( powerset__Cong
                                                                           => ( setunion__Cong
                                                                             => ( exuEu
                                                                               => ( descr__Cong
                                                                                 => ( dsetconstr__Cong
                                                                                   => ( subsetI1
                                                                                     => ( eqimpsubset2
                                                                                       => ( eqimpsubset1
                                                                                         => ( subsetI2
                                                                                           => ( emptysetsubset
                                                                                             => ( subsetE
                                                                                               => ( subsetE2
                                                                                                 => ( notsubsetI
                                                                                                   => ( notequalI1
                                                                                                     => ( notequalI2
                                                                                                       => ( subsetRefl
                                                                                                         => ( subsetTrans
                                                                                                           => ( setadjoinSub
                                                                                                             => ( setadjoinSub2
                                                                                                               => ( subset2powerset
                                                                                                                 => ( setextsub
                                                                                                                   => ( subsetemptysetimpeq
                                                                                                                     => ( powersetI1
                                                                                                                       => ( powersetE1
                                                                                                                         => ( inPowerset
                                                                                                                           => ( powersetsubset
                                                                                                                             => ( sepInPowerset
                                                                                                                               => ( sepSubset
                                                                                                                                 => ( binunionIL
                                                                                                                                   => ( upairset2IR
                                                                                                                                     => ( binunionIR
                                                                                                                                       => ( binunionEcases
                                                                                                                                         => ( binunionE
                                                                                                                                           => ( binunionLsub
                                                                                                                                             => ( binunionRsub
                                                                                                                                               => ( binintersectI
                                                                                                                                                 => ( binintersectSubset5
                                                                                                                                                   => ( binintersectEL
                                                                                                                                                     => ( binintersectLsub
                                                                                                                                                       => ( binintersectSubset2
                                                                                                                                                         => ( binintersectSubset3
                                                                                                                                                           => ( binintersectER
                                                                                                                                                             => ( disjointsetsI1
                                                                                                                                                               => ( binintersectRsub
                                                                                                                                                                 => ( binintersectSubset4
                                                                                                                                                                   => ( binintersectSubset1
                                                                                                                                                                     => ( bs114d
                                                                                                                                                                       => ( setminusI
                                                                                                                                                                         => ( setminusEL
                                                                                                                                                                           => ( setminusER
                                                                                                                                                                             => ( setminusSubset2
                                                                                                                                                                               => ( setminusERneg
                                                                                                                                                                                 => ( setminusELneg
                                                                                                                                                                                   => ( setminusILneg
                                                                                                                                                                                     => ( setminusIRneg
                                                                                                                                                                                       => ( setminusLsub
                                                                                                                                                                                         => ( setminusSubset1
                                                                                                                                                                                           => ( symdiffE
                                                                                                                                                                                             => ( symdiffI1
                                                                                                                                                                                               => ( symdiffI2
                                                                                                                                                                                                 => ( symdiffIneg1
                                                                                                                                                                                                   => ( symdiffIneg2
                                                                                                                                                                                                     => ( secondinupair
                                                                                                                                                                                                       => ( setukpairIL
                                                                                                                                                                                                         => ( setukpairIR
                                                                                                                                                                                                           => ( kpairiskpair
                                                                                                                                                                                                             => ( kpairp
                                                                                                                                                                                                               => ( singletonsubset
                                                                                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                                                                                     => ( upairset2E
                                                                                                                                                                                                                       => ( upairsubunion
                                                                                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3791]) ).

thf(f3796,plain,
    ( ( powersetI
     => ( emptyinPowerset
       => ( emptyInPowerset
         => ( powersetE
           => ( setunionI
             => ( setunionE
               => ( subPowSU
                 => ( exuE2
                   => ( nonemptyImpWitness
                     => ( uniqinunit
                       => ( notinsingleton
                         => ( eqinunit
                           => ( singletonsswitch
                             => ( upairsetE
                               => ( upairsetIL
                                 => ( upairsetIR
                                   => ( emptyE1
                                     => ( vacuousDall
                                       => ( quantDeMorgan1
                                         => ( quantDeMorgan2
                                           => ( quantDeMorgan3
                                             => ( quantDeMorgan4
                                               => ( prop2setI
                                                 => ( prop2set2propI
                                                   => ( notdexE
                                                     => ( notdallE
                                                       => ( exuI1
                                                         => ( exuI3
                                                           => ( exuI2
                                                             => ( inCongP
                                                               => ( in__Cong
                                                                 => ( exuE3u
                                                                   => ( exu__Cong
                                                                     => ( setadjoin__Cong
                                                                       => ( powerset__Cong
                                                                         => ( setunion__Cong
                                                                           => ( exuEu
                                                                             => ( descr__Cong
                                                                               => ( dsetconstr__Cong
                                                                                 => ( subsetI1
                                                                                   => ( eqimpsubset2
                                                                                     => ( eqimpsubset1
                                                                                       => ( subsetI2
                                                                                         => ( emptysetsubset
                                                                                           => ( subsetE
                                                                                             => ( subsetE2
                                                                                               => ( notsubsetI
                                                                                                 => ( notequalI1
                                                                                                   => ( notequalI2
                                                                                                     => ( subsetRefl
                                                                                                       => ( subsetTrans
                                                                                                         => ( setadjoinSub
                                                                                                           => ( setadjoinSub2
                                                                                                             => ( subset2powerset
                                                                                                               => ( setextsub
                                                                                                                 => ( subsetemptysetimpeq
                                                                                                                   => ( powersetI1
                                                                                                                     => ( powersetE1
                                                                                                                       => ( inPowerset
                                                                                                                         => ( powersetsubset
                                                                                                                           => ( sepInPowerset
                                                                                                                             => ( sepSubset
                                                                                                                               => ( binunionIL
                                                                                                                                 => ( upairset2IR
                                                                                                                                   => ( binunionIR
                                                                                                                                     => ( binunionEcases
                                                                                                                                       => ( binunionE
                                                                                                                                         => ( binunionLsub
                                                                                                                                           => ( binunionRsub
                                                                                                                                             => ( binintersectI
                                                                                                                                               => ( binintersectSubset5
                                                                                                                                                 => ( binintersectEL
                                                                                                                                                   => ( binintersectLsub
                                                                                                                                                     => ( binintersectSubset2
                                                                                                                                                       => ( binintersectSubset3
                                                                                                                                                         => ( binintersectER
                                                                                                                                                           => ( disjointsetsI1
                                                                                                                                                             => ( binintersectRsub
                                                                                                                                                               => ( binintersectSubset4
                                                                                                                                                                 => ( binintersectSubset1
                                                                                                                                                                   => ( bs114d
                                                                                                                                                                     => ( setminusI
                                                                                                                                                                       => ( setminusEL
                                                                                                                                                                         => ( setminusER
                                                                                                                                                                           => ( setminusSubset2
                                                                                                                                                                             => ( setminusERneg
                                                                                                                                                                               => ( setminusELneg
                                                                                                                                                                                 => ( setminusILneg
                                                                                                                                                                                   => ( setminusIRneg
                                                                                                                                                                                     => ( setminusLsub
                                                                                                                                                                                       => ( setminusSubset1
                                                                                                                                                                                         => ( symdiffE
                                                                                                                                                                                           => ( symdiffI1
                                                                                                                                                                                             => ( symdiffI2
                                                                                                                                                                                               => ( symdiffIneg1
                                                                                                                                                                                                 => ( symdiffIneg2
                                                                                                                                                                                                   => ( secondinupair
                                                                                                                                                                                                     => ( setukpairIL
                                                                                                                                                                                                       => ( setukpairIR
                                                                                                                                                                                                         => ( kpairiskpair
                                                                                                                                                                                                           => ( kpairp
                                                                                                                                                                                                             => ( singletonsubset
                                                                                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                                                                                   => ( upairset2E
                                                                                                                                                                                                                     => ( upairsubunion
                                                                                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3794]) ).

thf(f3799,plain,
    ( ( emptyinPowerset
     => ( emptyInPowerset
       => ( powersetE
         => ( setunionI
           => ( setunionE
             => ( subPowSU
               => ( exuE2
                 => ( nonemptyImpWitness
                   => ( uniqinunit
                     => ( notinsingleton
                       => ( eqinunit
                         => ( singletonsswitch
                           => ( upairsetE
                             => ( upairsetIL
                               => ( upairsetIR
                                 => ( emptyE1
                                   => ( vacuousDall
                                     => ( quantDeMorgan1
                                       => ( quantDeMorgan2
                                         => ( quantDeMorgan3
                                           => ( quantDeMorgan4
                                             => ( prop2setI
                                               => ( prop2set2propI
                                                 => ( notdexE
                                                   => ( notdallE
                                                     => ( exuI1
                                                       => ( exuI3
                                                         => ( exuI2
                                                           => ( inCongP
                                                             => ( in__Cong
                                                               => ( exuE3u
                                                                 => ( exu__Cong
                                                                   => ( setadjoin__Cong
                                                                     => ( powerset__Cong
                                                                       => ( setunion__Cong
                                                                         => ( exuEu
                                                                           => ( descr__Cong
                                                                             => ( dsetconstr__Cong
                                                                               => ( subsetI1
                                                                                 => ( eqimpsubset2
                                                                                   => ( eqimpsubset1
                                                                                     => ( subsetI2
                                                                                       => ( emptysetsubset
                                                                                         => ( subsetE
                                                                                           => ( subsetE2
                                                                                             => ( notsubsetI
                                                                                               => ( notequalI1
                                                                                                 => ( notequalI2
                                                                                                   => ( subsetRefl
                                                                                                     => ( subsetTrans
                                                                                                       => ( setadjoinSub
                                                                                                         => ( setadjoinSub2
                                                                                                           => ( subset2powerset
                                                                                                             => ( setextsub
                                                                                                               => ( subsetemptysetimpeq
                                                                                                                 => ( powersetI1
                                                                                                                   => ( powersetE1
                                                                                                                     => ( inPowerset
                                                                                                                       => ( powersetsubset
                                                                                                                         => ( sepInPowerset
                                                                                                                           => ( sepSubset
                                                                                                                             => ( binunionIL
                                                                                                                               => ( upairset2IR
                                                                                                                                 => ( binunionIR
                                                                                                                                   => ( binunionEcases
                                                                                                                                     => ( binunionE
                                                                                                                                       => ( binunionLsub
                                                                                                                                         => ( binunionRsub
                                                                                                                                           => ( binintersectI
                                                                                                                                             => ( binintersectSubset5
                                                                                                                                               => ( binintersectEL
                                                                                                                                                 => ( binintersectLsub
                                                                                                                                                   => ( binintersectSubset2
                                                                                                                                                     => ( binintersectSubset3
                                                                                                                                                       => ( binintersectER
                                                                                                                                                         => ( disjointsetsI1
                                                                                                                                                           => ( binintersectRsub
                                                                                                                                                             => ( binintersectSubset4
                                                                                                                                                               => ( binintersectSubset1
                                                                                                                                                                 => ( bs114d
                                                                                                                                                                   => ( setminusI
                                                                                                                                                                     => ( setminusEL
                                                                                                                                                                       => ( setminusER
                                                                                                                                                                         => ( setminusSubset2
                                                                                                                                                                           => ( setminusERneg
                                                                                                                                                                             => ( setminusELneg
                                                                                                                                                                               => ( setminusILneg
                                                                                                                                                                                 => ( setminusIRneg
                                                                                                                                                                                   => ( setminusLsub
                                                                                                                                                                                     => ( setminusSubset1
                                                                                                                                                                                       => ( symdiffE
                                                                                                                                                                                         => ( symdiffI1
                                                                                                                                                                                           => ( symdiffI2
                                                                                                                                                                                             => ( symdiffIneg1
                                                                                                                                                                                               => ( symdiffIneg2
                                                                                                                                                                                                 => ( secondinupair
                                                                                                                                                                                                   => ( setukpairIL
                                                                                                                                                                                                     => ( setukpairIR
                                                                                                                                                                                                       => ( kpairiskpair
                                                                                                                                                                                                         => ( kpairp
                                                                                                                                                                                                           => ( singletonsubset
                                                                                                                                                                                                             => ( singletoninpowerset
                                                                                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                                                                                 => ( upairset2E
                                                                                                                                                                                                                   => ( upairsubunion
                                                                                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3796]) ).

thf(f3802,plain,
    ( ( emptyInPowerset
     => ( powersetE
       => ( setunionI
         => ( setunionE
           => ( subPowSU
             => ( exuE2
               => ( nonemptyImpWitness
                 => ( uniqinunit
                   => ( notinsingleton
                     => ( eqinunit
                       => ( singletonsswitch
                         => ( upairsetE
                           => ( upairsetIL
                             => ( upairsetIR
                               => ( emptyE1
                                 => ( vacuousDall
                                   => ( quantDeMorgan1
                                     => ( quantDeMorgan2
                                       => ( quantDeMorgan3
                                         => ( quantDeMorgan4
                                           => ( prop2setI
                                             => ( prop2set2propI
                                               => ( notdexE
                                                 => ( notdallE
                                                   => ( exuI1
                                                     => ( exuI3
                                                       => ( exuI2
                                                         => ( inCongP
                                                           => ( in__Cong
                                                             => ( exuE3u
                                                               => ( exu__Cong
                                                                 => ( setadjoin__Cong
                                                                   => ( powerset__Cong
                                                                     => ( setunion__Cong
                                                                       => ( exuEu
                                                                         => ( descr__Cong
                                                                           => ( dsetconstr__Cong
                                                                             => ( subsetI1
                                                                               => ( eqimpsubset2
                                                                                 => ( eqimpsubset1
                                                                                   => ( subsetI2
                                                                                     => ( emptysetsubset
                                                                                       => ( subsetE
                                                                                         => ( subsetE2
                                                                                           => ( notsubsetI
                                                                                             => ( notequalI1
                                                                                               => ( notequalI2
                                                                                                 => ( subsetRefl
                                                                                                   => ( subsetTrans
                                                                                                     => ( setadjoinSub
                                                                                                       => ( setadjoinSub2
                                                                                                         => ( subset2powerset
                                                                                                           => ( setextsub
                                                                                                             => ( subsetemptysetimpeq
                                                                                                               => ( powersetI1
                                                                                                                 => ( powersetE1
                                                                                                                   => ( inPowerset
                                                                                                                     => ( powersetsubset
                                                                                                                       => ( sepInPowerset
                                                                                                                         => ( sepSubset
                                                                                                                           => ( binunionIL
                                                                                                                             => ( upairset2IR
                                                                                                                               => ( binunionIR
                                                                                                                                 => ( binunionEcases
                                                                                                                                   => ( binunionE
                                                                                                                                     => ( binunionLsub
                                                                                                                                       => ( binunionRsub
                                                                                                                                         => ( binintersectI
                                                                                                                                           => ( binintersectSubset5
                                                                                                                                             => ( binintersectEL
                                                                                                                                               => ( binintersectLsub
                                                                                                                                                 => ( binintersectSubset2
                                                                                                                                                   => ( binintersectSubset3
                                                                                                                                                     => ( binintersectER
                                                                                                                                                       => ( disjointsetsI1
                                                                                                                                                         => ( binintersectRsub
                                                                                                                                                           => ( binintersectSubset4
                                                                                                                                                             => ( binintersectSubset1
                                                                                                                                                               => ( bs114d
                                                                                                                                                                 => ( setminusI
                                                                                                                                                                   => ( setminusEL
                                                                                                                                                                     => ( setminusER
                                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                                         => ( setminusERneg
                                                                                                                                                                           => ( setminusELneg
                                                                                                                                                                             => ( setminusILneg
                                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3799]) ).

thf(f3805,plain,
    ( ( powersetE
     => ( setunionI
       => ( setunionE
         => ( subPowSU
           => ( exuE2
             => ( nonemptyImpWitness
               => ( uniqinunit
                 => ( notinsingleton
                   => ( eqinunit
                     => ( singletonsswitch
                       => ( upairsetE
                         => ( upairsetIL
                           => ( upairsetIR
                             => ( emptyE1
                               => ( vacuousDall
                                 => ( quantDeMorgan1
                                   => ( quantDeMorgan2
                                     => ( quantDeMorgan3
                                       => ( quantDeMorgan4
                                         => ( prop2setI
                                           => ( prop2set2propI
                                             => ( notdexE
                                               => ( notdallE
                                                 => ( exuI1
                                                   => ( exuI3
                                                     => ( exuI2
                                                       => ( inCongP
                                                         => ( in__Cong
                                                           => ( exuE3u
                                                             => ( exu__Cong
                                                               => ( setadjoin__Cong
                                                                 => ( powerset__Cong
                                                                   => ( setunion__Cong
                                                                     => ( exuEu
                                                                       => ( descr__Cong
                                                                         => ( dsetconstr__Cong
                                                                           => ( subsetI1
                                                                             => ( eqimpsubset2
                                                                               => ( eqimpsubset1
                                                                                 => ( subsetI2
                                                                                   => ( emptysetsubset
                                                                                     => ( subsetE
                                                                                       => ( subsetE2
                                                                                         => ( notsubsetI
                                                                                           => ( notequalI1
                                                                                             => ( notequalI2
                                                                                               => ( subsetRefl
                                                                                                 => ( subsetTrans
                                                                                                   => ( setadjoinSub
                                                                                                     => ( setadjoinSub2
                                                                                                       => ( subset2powerset
                                                                                                         => ( setextsub
                                                                                                           => ( subsetemptysetimpeq
                                                                                                             => ( powersetI1
                                                                                                               => ( powersetE1
                                                                                                                 => ( inPowerset
                                                                                                                   => ( powersetsubset
                                                                                                                     => ( sepInPowerset
                                                                                                                       => ( sepSubset
                                                                                                                         => ( binunionIL
                                                                                                                           => ( upairset2IR
                                                                                                                             => ( binunionIR
                                                                                                                               => ( binunionEcases
                                                                                                                                 => ( binunionE
                                                                                                                                   => ( binunionLsub
                                                                                                                                     => ( binunionRsub
                                                                                                                                       => ( binintersectI
                                                                                                                                         => ( binintersectSubset5
                                                                                                                                           => ( binintersectEL
                                                                                                                                             => ( binintersectLsub
                                                                                                                                               => ( binintersectSubset2
                                                                                                                                                 => ( binintersectSubset3
                                                                                                                                                   => ( binintersectER
                                                                                                                                                     => ( disjointsetsI1
                                                                                                                                                       => ( binintersectRsub
                                                                                                                                                         => ( binintersectSubset4
                                                                                                                                                           => ( binintersectSubset1
                                                                                                                                                             => ( bs114d
                                                                                                                                                               => ( setminusI
                                                                                                                                                                 => ( setminusEL
                                                                                                                                                                   => ( setminusER
                                                                                                                                                                     => ( setminusSubset2
                                                                                                                                                                       => ( setminusERneg
                                                                                                                                                                         => ( setminusELneg
                                                                                                                                                                           => ( setminusILneg
                                                                                                                                                                             => ( setminusIRneg
                                                                                                                                                                               => ( setminusLsub
                                                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                                                   => ( symdiffE
                                                                                                                                                                                     => ( symdiffI1
                                                                                                                                                                                       => ( symdiffI2
                                                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                                                             => ( secondinupair
                                                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                                                     => ( kpairp
                                                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3802]) ).

thf(f3808,plain,
    ( ( setunionI
     => ( setunionE
       => ( subPowSU
         => ( exuE2
           => ( nonemptyImpWitness
             => ( uniqinunit
               => ( notinsingleton
                 => ( eqinunit
                   => ( singletonsswitch
                     => ( upairsetE
                       => ( upairsetIL
                         => ( upairsetIR
                           => ( emptyE1
                             => ( vacuousDall
                               => ( quantDeMorgan1
                                 => ( quantDeMorgan2
                                   => ( quantDeMorgan3
                                     => ( quantDeMorgan4
                                       => ( prop2setI
                                         => ( prop2set2propI
                                           => ( notdexE
                                             => ( notdallE
                                               => ( exuI1
                                                 => ( exuI3
                                                   => ( exuI2
                                                     => ( inCongP
                                                       => ( in__Cong
                                                         => ( exuE3u
                                                           => ( exu__Cong
                                                             => ( setadjoin__Cong
                                                               => ( powerset__Cong
                                                                 => ( setunion__Cong
                                                                   => ( exuEu
                                                                     => ( descr__Cong
                                                                       => ( dsetconstr__Cong
                                                                         => ( subsetI1
                                                                           => ( eqimpsubset2
                                                                             => ( eqimpsubset1
                                                                               => ( subsetI2
                                                                                 => ( emptysetsubset
                                                                                   => ( subsetE
                                                                                     => ( subsetE2
                                                                                       => ( notsubsetI
                                                                                         => ( notequalI1
                                                                                           => ( notequalI2
                                                                                             => ( subsetRefl
                                                                                               => ( subsetTrans
                                                                                                 => ( setadjoinSub
                                                                                                   => ( setadjoinSub2
                                                                                                     => ( subset2powerset
                                                                                                       => ( setextsub
                                                                                                         => ( subsetemptysetimpeq
                                                                                                           => ( powersetI1
                                                                                                             => ( powersetE1
                                                                                                               => ( inPowerset
                                                                                                                 => ( powersetsubset
                                                                                                                   => ( sepInPowerset
                                                                                                                     => ( sepSubset
                                                                                                                       => ( binunionIL
                                                                                                                         => ( upairset2IR
                                                                                                                           => ( binunionIR
                                                                                                                             => ( binunionEcases
                                                                                                                               => ( binunionE
                                                                                                                                 => ( binunionLsub
                                                                                                                                   => ( binunionRsub
                                                                                                                                     => ( binintersectI
                                                                                                                                       => ( binintersectSubset5
                                                                                                                                         => ( binintersectEL
                                                                                                                                           => ( binintersectLsub
                                                                                                                                             => ( binintersectSubset2
                                                                                                                                               => ( binintersectSubset3
                                                                                                                                                 => ( binintersectER
                                                                                                                                                   => ( disjointsetsI1
                                                                                                                                                     => ( binintersectRsub
                                                                                                                                                       => ( binintersectSubset4
                                                                                                                                                         => ( binintersectSubset1
                                                                                                                                                           => ( bs114d
                                                                                                                                                             => ( setminusI
                                                                                                                                                               => ( setminusEL
                                                                                                                                                                 => ( setminusER
                                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                                     => ( setminusERneg
                                                                                                                                                                       => ( setminusELneg
                                                                                                                                                                         => ( setminusILneg
                                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                                             => ( setminusLsub
                                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3805]) ).

thf(f3811,plain,
    ( ( setunionE
     => ( subPowSU
       => ( exuE2
         => ( nonemptyImpWitness
           => ( uniqinunit
             => ( notinsingleton
               => ( eqinunit
                 => ( singletonsswitch
                   => ( upairsetE
                     => ( upairsetIL
                       => ( upairsetIR
                         => ( emptyE1
                           => ( vacuousDall
                             => ( quantDeMorgan1
                               => ( quantDeMorgan2
                                 => ( quantDeMorgan3
                                   => ( quantDeMorgan4
                                     => ( prop2setI
                                       => ( prop2set2propI
                                         => ( notdexE
                                           => ( notdallE
                                             => ( exuI1
                                               => ( exuI3
                                                 => ( exuI2
                                                   => ( inCongP
                                                     => ( in__Cong
                                                       => ( exuE3u
                                                         => ( exu__Cong
                                                           => ( setadjoin__Cong
                                                             => ( powerset__Cong
                                                               => ( setunion__Cong
                                                                 => ( exuEu
                                                                   => ( descr__Cong
                                                                     => ( dsetconstr__Cong
                                                                       => ( subsetI1
                                                                         => ( eqimpsubset2
                                                                           => ( eqimpsubset1
                                                                             => ( subsetI2
                                                                               => ( emptysetsubset
                                                                                 => ( subsetE
                                                                                   => ( subsetE2
                                                                                     => ( notsubsetI
                                                                                       => ( notequalI1
                                                                                         => ( notequalI2
                                                                                           => ( subsetRefl
                                                                                             => ( subsetTrans
                                                                                               => ( setadjoinSub
                                                                                                 => ( setadjoinSub2
                                                                                                   => ( subset2powerset
                                                                                                     => ( setextsub
                                                                                                       => ( subsetemptysetimpeq
                                                                                                         => ( powersetI1
                                                                                                           => ( powersetE1
                                                                                                             => ( inPowerset
                                                                                                               => ( powersetsubset
                                                                                                                 => ( sepInPowerset
                                                                                                                   => ( sepSubset
                                                                                                                     => ( binunionIL
                                                                                                                       => ( upairset2IR
                                                                                                                         => ( binunionIR
                                                                                                                           => ( binunionEcases
                                                                                                                             => ( binunionE
                                                                                                                               => ( binunionLsub
                                                                                                                                 => ( binunionRsub
                                                                                                                                   => ( binintersectI
                                                                                                                                     => ( binintersectSubset5
                                                                                                                                       => ( binintersectEL
                                                                                                                                         => ( binintersectLsub
                                                                                                                                           => ( binintersectSubset2
                                                                                                                                             => ( binintersectSubset3
                                                                                                                                               => ( binintersectER
                                                                                                                                                 => ( disjointsetsI1
                                                                                                                                                   => ( binintersectRsub
                                                                                                                                                     => ( binintersectSubset4
                                                                                                                                                       => ( binintersectSubset1
                                                                                                                                                         => ( bs114d
                                                                                                                                                           => ( setminusI
                                                                                                                                                             => ( setminusEL
                                                                                                                                                               => ( setminusER
                                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                                   => ( setminusERneg
                                                                                                                                                                     => ( setminusELneg
                                                                                                                                                                       => ( setminusILneg
                                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                                           => ( setminusLsub
                                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                                               => ( symdiffE
                                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3808]) ).

thf(f3815,plain,
    ( ( subPowSU
     => ( exuE2
       => ( nonemptyImpWitness
         => ( uniqinunit
           => ( notinsingleton
             => ( eqinunit
               => ( singletonsswitch
                 => ( upairsetE
                   => ( upairsetIL
                     => ( upairsetIR
                       => ( emptyE1
                         => ( vacuousDall
                           => ( quantDeMorgan1
                             => ( quantDeMorgan2
                               => ( quantDeMorgan3
                                 => ( quantDeMorgan4
                                   => ( prop2setI
                                     => ( prop2set2propI
                                       => ( notdexE
                                         => ( notdallE
                                           => ( exuI1
                                             => ( exuI3
                                               => ( exuI2
                                                 => ( inCongP
                                                   => ( in__Cong
                                                     => ( exuE3u
                                                       => ( exu__Cong
                                                         => ( setadjoin__Cong
                                                           => ( powerset__Cong
                                                             => ( setunion__Cong
                                                               => ( exuEu
                                                                 => ( descr__Cong
                                                                   => ( dsetconstr__Cong
                                                                     => ( subsetI1
                                                                       => ( eqimpsubset2
                                                                         => ( eqimpsubset1
                                                                           => ( subsetI2
                                                                             => ( emptysetsubset
                                                                               => ( subsetE
                                                                                 => ( subsetE2
                                                                                   => ( notsubsetI
                                                                                     => ( notequalI1
                                                                                       => ( notequalI2
                                                                                         => ( subsetRefl
                                                                                           => ( subsetTrans
                                                                                             => ( setadjoinSub
                                                                                               => ( setadjoinSub2
                                                                                                 => ( subset2powerset
                                                                                                   => ( setextsub
                                                                                                     => ( subsetemptysetimpeq
                                                                                                       => ( powersetI1
                                                                                                         => ( powersetE1
                                                                                                           => ( inPowerset
                                                                                                             => ( powersetsubset
                                                                                                               => ( sepInPowerset
                                                                                                                 => ( sepSubset
                                                                                                                   => ( binunionIL
                                                                                                                     => ( upairset2IR
                                                                                                                       => ( binunionIR
                                                                                                                         => ( binunionEcases
                                                                                                                           => ( binunionE
                                                                                                                             => ( binunionLsub
                                                                                                                               => ( binunionRsub
                                                                                                                                 => ( binintersectI
                                                                                                                                   => ( binintersectSubset5
                                                                                                                                     => ( binintersectEL
                                                                                                                                       => ( binintersectLsub
                                                                                                                                         => ( binintersectSubset2
                                                                                                                                           => ( binintersectSubset3
                                                                                                                                             => ( binintersectER
                                                                                                                                               => ( disjointsetsI1
                                                                                                                                                 => ( binintersectRsub
                                                                                                                                                   => ( binintersectSubset4
                                                                                                                                                     => ( binintersectSubset1
                                                                                                                                                       => ( bs114d
                                                                                                                                                         => ( setminusI
                                                                                                                                                           => ( setminusEL
                                                                                                                                                             => ( setminusER
                                                                                                                                                               => ( setminusSubset2
                                                                                                                                                                 => ( setminusERneg
                                                                                                                                                                   => ( setminusELneg
                                                                                                                                                                     => ( setminusILneg
                                                                                                                                                                       => ( setminusIRneg
                                                                                                                                                                         => ( setminusLsub
                                                                                                                                                                           => ( setminusSubset1
                                                                                                                                                                             => ( symdiffE
                                                                                                                                                                               => ( symdiffI1
                                                                                                                                                                                 => ( symdiffI2
                                                                                                                                                                                   => ( symdiffIneg1
                                                                                                                                                                                     => ( symdiffIneg2
                                                                                                                                                                                       => ( secondinupair
                                                                                                                                                                                         => ( setukpairIL
                                                                                                                                                                                           => ( setukpairIR
                                                                                                                                                                                             => ( kpairiskpair
                                                                                                                                                                                               => ( kpairp
                                                                                                                                                                                                 => ( singletonsubset
                                                                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                                                                       => ( upairset2E
                                                                                                                                                                                                         => ( upairsubunion
                                                                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3811]) ).

thf(f3817,plain,
    ( $false
    = ( exuE2
     => ( nonemptyImpWitness
       => ( uniqinunit
         => ( notinsingleton
           => ( eqinunit
             => ( singletonsswitch
               => ( upairsetE
                 => ( upairsetIL
                   => ( upairsetIR
                     => ( emptyE1
                       => ( vacuousDall
                         => ( quantDeMorgan1
                           => ( quantDeMorgan2
                             => ( quantDeMorgan3
                               => ( quantDeMorgan4
                                 => ( prop2setI
                                   => ( prop2set2propI
                                     => ( notdexE
                                       => ( notdallE
                                         => ( exuI1
                                           => ( exuI3
                                             => ( exuI2
                                               => ( inCongP
                                                 => ( in__Cong
                                                   => ( exuE3u
                                                     => ( exu__Cong
                                                       => ( setadjoin__Cong
                                                         => ( powerset__Cong
                                                           => ( setunion__Cong
                                                             => ( exuEu
                                                               => ( descr__Cong
                                                                 => ( dsetconstr__Cong
                                                                   => ( subsetI1
                                                                     => ( eqimpsubset2
                                                                       => ( eqimpsubset1
                                                                         => ( subsetI2
                                                                           => ( emptysetsubset
                                                                             => ( subsetE
                                                                               => ( subsetE2
                                                                                 => ( notsubsetI
                                                                                   => ( notequalI1
                                                                                     => ( notequalI2
                                                                                       => ( subsetRefl
                                                                                         => ( subsetTrans
                                                                                           => ( setadjoinSub
                                                                                             => ( setadjoinSub2
                                                                                               => ( subset2powerset
                                                                                                 => ( setextsub
                                                                                                   => ( subsetemptysetimpeq
                                                                                                     => ( powersetI1
                                                                                                       => ( powersetE1
                                                                                                         => ( inPowerset
                                                                                                           => ( powersetsubset
                                                                                                             => ( sepInPowerset
                                                                                                               => ( sepSubset
                                                                                                                 => ( binunionIL
                                                                                                                   => ( upairset2IR
                                                                                                                     => ( binunionIR
                                                                                                                       => ( binunionEcases
                                                                                                                         => ( binunionE
                                                                                                                           => ( binunionLsub
                                                                                                                             => ( binunionRsub
                                                                                                                               => ( binintersectI
                                                                                                                                 => ( binintersectSubset5
                                                                                                                                   => ( binintersectEL
                                                                                                                                     => ( binintersectLsub
                                                                                                                                       => ( binintersectSubset2
                                                                                                                                         => ( binintersectSubset3
                                                                                                                                           => ( binintersectER
                                                                                                                                             => ( disjointsetsI1
                                                                                                                                               => ( binintersectRsub
                                                                                                                                                 => ( binintersectSubset4
                                                                                                                                                   => ( binintersectSubset1
                                                                                                                                                     => ( bs114d
                                                                                                                                                       => ( setminusI
                                                                                                                                                         => ( setminusEL
                                                                                                                                                           => ( setminusER
                                                                                                                                                             => ( setminusSubset2
                                                                                                                                                               => ( setminusERneg
                                                                                                                                                                 => ( setminusELneg
                                                                                                                                                                   => ( setminusILneg
                                                                                                                                                                     => ( setminusIRneg
                                                                                                                                                                       => ( setminusLsub
                                                                                                                                                                         => ( setminusSubset1
                                                                                                                                                                           => ( symdiffE
                                                                                                                                                                             => ( symdiffI1
                                                                                                                                                                               => ( symdiffI2
                                                                                                                                                                                 => ( symdiffIneg1
                                                                                                                                                                                   => ( symdiffIneg2
                                                                                                                                                                                     => ( secondinupair
                                                                                                                                                                                       => ( setukpairIL
                                                                                                                                                                                         => ( setukpairIR
                                                                                                                                                                                           => ( kpairiskpair
                                                                                                                                                                                             => ( kpairp
                                                                                                                                                                                               => ( singletonsubset
                                                                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                                                                     => ( upairset2E
                                                                                                                                                                                                       => ( upairsubunion
                                                                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3815]) ).

thf(f3820,plain,
    ( ( nonemptyImpWitness
     => ( uniqinunit
       => ( notinsingleton
         => ( eqinunit
           => ( singletonsswitch
             => ( upairsetE
               => ( upairsetIL
                 => ( upairsetIR
                   => ( emptyE1
                     => ( vacuousDall
                       => ( quantDeMorgan1
                         => ( quantDeMorgan2
                           => ( quantDeMorgan3
                             => ( quantDeMorgan4
                               => ( prop2setI
                                 => ( prop2set2propI
                                   => ( notdexE
                                     => ( notdallE
                                       => ( exuI1
                                         => ( exuI3
                                           => ( exuI2
                                             => ( inCongP
                                               => ( in__Cong
                                                 => ( exuE3u
                                                   => ( exu__Cong
                                                     => ( setadjoin__Cong
                                                       => ( powerset__Cong
                                                         => ( setunion__Cong
                                                           => ( exuEu
                                                             => ( descr__Cong
                                                               => ( dsetconstr__Cong
                                                                 => ( subsetI1
                                                                   => ( eqimpsubset2
                                                                     => ( eqimpsubset1
                                                                       => ( subsetI2
                                                                         => ( emptysetsubset
                                                                           => ( subsetE
                                                                             => ( subsetE2
                                                                               => ( notsubsetI
                                                                                 => ( notequalI1
                                                                                   => ( notequalI2
                                                                                     => ( subsetRefl
                                                                                       => ( subsetTrans
                                                                                         => ( setadjoinSub
                                                                                           => ( setadjoinSub2
                                                                                             => ( subset2powerset
                                                                                               => ( setextsub
                                                                                                 => ( subsetemptysetimpeq
                                                                                                   => ( powersetI1
                                                                                                     => ( powersetE1
                                                                                                       => ( inPowerset
                                                                                                         => ( powersetsubset
                                                                                                           => ( sepInPowerset
                                                                                                             => ( sepSubset
                                                                                                               => ( binunionIL
                                                                                                                 => ( upairset2IR
                                                                                                                   => ( binunionIR
                                                                                                                     => ( binunionEcases
                                                                                                                       => ( binunionE
                                                                                                                         => ( binunionLsub
                                                                                                                           => ( binunionRsub
                                                                                                                             => ( binintersectI
                                                                                                                               => ( binintersectSubset5
                                                                                                                                 => ( binintersectEL
                                                                                                                                   => ( binintersectLsub
                                                                                                                                     => ( binintersectSubset2
                                                                                                                                       => ( binintersectSubset3
                                                                                                                                         => ( binintersectER
                                                                                                                                           => ( disjointsetsI1
                                                                                                                                             => ( binintersectRsub
                                                                                                                                               => ( binintersectSubset4
                                                                                                                                                 => ( binintersectSubset1
                                                                                                                                                   => ( bs114d
                                                                                                                                                     => ( setminusI
                                                                                                                                                       => ( setminusEL
                                                                                                                                                         => ( setminusER
                                                                                                                                                           => ( setminusSubset2
                                                                                                                                                             => ( setminusERneg
                                                                                                                                                               => ( setminusELneg
                                                                                                                                                                 => ( setminusILneg
                                                                                                                                                                   => ( setminusIRneg
                                                                                                                                                                     => ( setminusLsub
                                                                                                                                                                       => ( setminusSubset1
                                                                                                                                                                         => ( symdiffE
                                                                                                                                                                           => ( symdiffI1
                                                                                                                                                                             => ( symdiffI2
                                                                                                                                                                               => ( symdiffIneg1
                                                                                                                                                                                 => ( symdiffIneg2
                                                                                                                                                                                   => ( secondinupair
                                                                                                                                                                                     => ( setukpairIL
                                                                                                                                                                                       => ( setukpairIR
                                                                                                                                                                                         => ( kpairiskpair
                                                                                                                                                                                           => ( kpairp
                                                                                                                                                                                             => ( singletonsubset
                                                                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                                                                   => ( upairset2E
                                                                                                                                                                                                     => ( upairsubunion
                                                                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3817]) ).

thf(f3824,plain,
    ( ( uniqinunit
     => ( notinsingleton
       => ( eqinunit
         => ( singletonsswitch
           => ( upairsetE
             => ( upairsetIL
               => ( upairsetIR
                 => ( emptyE1
                   => ( vacuousDall
                     => ( quantDeMorgan1
                       => ( quantDeMorgan2
                         => ( quantDeMorgan3
                           => ( quantDeMorgan4
                             => ( prop2setI
                               => ( prop2set2propI
                                 => ( notdexE
                                   => ( notdallE
                                     => ( exuI1
                                       => ( exuI3
                                         => ( exuI2
                                           => ( inCongP
                                             => ( in__Cong
                                               => ( exuE3u
                                                 => ( exu__Cong
                                                   => ( setadjoin__Cong
                                                     => ( powerset__Cong
                                                       => ( setunion__Cong
                                                         => ( exuEu
                                                           => ( descr__Cong
                                                             => ( dsetconstr__Cong
                                                               => ( subsetI1
                                                                 => ( eqimpsubset2
                                                                   => ( eqimpsubset1
                                                                     => ( subsetI2
                                                                       => ( emptysetsubset
                                                                         => ( subsetE
                                                                           => ( subsetE2
                                                                             => ( notsubsetI
                                                                               => ( notequalI1
                                                                                 => ( notequalI2
                                                                                   => ( subsetRefl
                                                                                     => ( subsetTrans
                                                                                       => ( setadjoinSub
                                                                                         => ( setadjoinSub2
                                                                                           => ( subset2powerset
                                                                                             => ( setextsub
                                                                                               => ( subsetemptysetimpeq
                                                                                                 => ( powersetI1
                                                                                                   => ( powersetE1
                                                                                                     => ( inPowerset
                                                                                                       => ( powersetsubset
                                                                                                         => ( sepInPowerset
                                                                                                           => ( sepSubset
                                                                                                             => ( binunionIL
                                                                                                               => ( upairset2IR
                                                                                                                 => ( binunionIR
                                                                                                                   => ( binunionEcases
                                                                                                                     => ( binunionE
                                                                                                                       => ( binunionLsub
                                                                                                                         => ( binunionRsub
                                                                                                                           => ( binintersectI
                                                                                                                             => ( binintersectSubset5
                                                                                                                               => ( binintersectEL
                                                                                                                                 => ( binintersectLsub
                                                                                                                                   => ( binintersectSubset2
                                                                                                                                     => ( binintersectSubset3
                                                                                                                                       => ( binintersectER
                                                                                                                                         => ( disjointsetsI1
                                                                                                                                           => ( binintersectRsub
                                                                                                                                             => ( binintersectSubset4
                                                                                                                                               => ( binintersectSubset1
                                                                                                                                                 => ( bs114d
                                                                                                                                                   => ( setminusI
                                                                                                                                                     => ( setminusEL
                                                                                                                                                       => ( setminusER
                                                                                                                                                         => ( setminusSubset2
                                                                                                                                                           => ( setminusERneg
                                                                                                                                                             => ( setminusELneg
                                                                                                                                                               => ( setminusILneg
                                                                                                                                                                 => ( setminusIRneg
                                                                                                                                                                   => ( setminusLsub
                                                                                                                                                                     => ( setminusSubset1
                                                                                                                                                                       => ( symdiffE
                                                                                                                                                                         => ( symdiffI1
                                                                                                                                                                           => ( symdiffI2
                                                                                                                                                                             => ( symdiffIneg1
                                                                                                                                                                               => ( symdiffIneg2
                                                                                                                                                                                 => ( secondinupair
                                                                                                                                                                                   => ( setukpairIL
                                                                                                                                                                                     => ( setukpairIR
                                                                                                                                                                                       => ( kpairiskpair
                                                                                                                                                                                         => ( kpairp
                                                                                                                                                                                           => ( singletonsubset
                                                                                                                                                                                             => ( singletoninpowerset
                                                                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                                                                 => ( upairset2E
                                                                                                                                                                                                   => ( upairsubunion
                                                                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3820]) ).

thf(f3826,plain,
    ( ( notinsingleton
     => ( eqinunit
       => ( singletonsswitch
         => ( upairsetE
           => ( upairsetIL
             => ( upairsetIR
               => ( emptyE1
                 => ( vacuousDall
                   => ( quantDeMorgan1
                     => ( quantDeMorgan2
                       => ( quantDeMorgan3
                         => ( quantDeMorgan4
                           => ( prop2setI
                             => ( prop2set2propI
                               => ( notdexE
                                 => ( notdallE
                                   => ( exuI1
                                     => ( exuI3
                                       => ( exuI2
                                         => ( inCongP
                                           => ( in__Cong
                                             => ( exuE3u
                                               => ( exu__Cong
                                                 => ( setadjoin__Cong
                                                   => ( powerset__Cong
                                                     => ( setunion__Cong
                                                       => ( exuEu
                                                         => ( descr__Cong
                                                           => ( dsetconstr__Cong
                                                             => ( subsetI1
                                                               => ( eqimpsubset2
                                                                 => ( eqimpsubset1
                                                                   => ( subsetI2
                                                                     => ( emptysetsubset
                                                                       => ( subsetE
                                                                         => ( subsetE2
                                                                           => ( notsubsetI
                                                                             => ( notequalI1
                                                                               => ( notequalI2
                                                                                 => ( subsetRefl
                                                                                   => ( subsetTrans
                                                                                     => ( setadjoinSub
                                                                                       => ( setadjoinSub2
                                                                                         => ( subset2powerset
                                                                                           => ( setextsub
                                                                                             => ( subsetemptysetimpeq
                                                                                               => ( powersetI1
                                                                                                 => ( powersetE1
                                                                                                   => ( inPowerset
                                                                                                     => ( powersetsubset
                                                                                                       => ( sepInPowerset
                                                                                                         => ( sepSubset
                                                                                                           => ( binunionIL
                                                                                                             => ( upairset2IR
                                                                                                               => ( binunionIR
                                                                                                                 => ( binunionEcases
                                                                                                                   => ( binunionE
                                                                                                                     => ( binunionLsub
                                                                                                                       => ( binunionRsub
                                                                                                                         => ( binintersectI
                                                                                                                           => ( binintersectSubset5
                                                                                                                             => ( binintersectEL
                                                                                                                               => ( binintersectLsub
                                                                                                                                 => ( binintersectSubset2
                                                                                                                                   => ( binintersectSubset3
                                                                                                                                     => ( binintersectER
                                                                                                                                       => ( disjointsetsI1
                                                                                                                                         => ( binintersectRsub
                                                                                                                                           => ( binintersectSubset4
                                                                                                                                             => ( binintersectSubset1
                                                                                                                                               => ( bs114d
                                                                                                                                                 => ( setminusI
                                                                                                                                                   => ( setminusEL
                                                                                                                                                     => ( setminusER
                                                                                                                                                       => ( setminusSubset2
                                                                                                                                                         => ( setminusERneg
                                                                                                                                                           => ( setminusELneg
                                                                                                                                                             => ( setminusILneg
                                                                                                                                                               => ( setminusIRneg
                                                                                                                                                                 => ( setminusLsub
                                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                                     => ( symdiffE
                                                                                                                                                                       => ( symdiffI1
                                                                                                                                                                         => ( symdiffI2
                                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                                               => ( secondinupair
                                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                                       => ( kpairp
                                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3824]) ).

thf(f3830,plain,
    ( ( eqinunit
     => ( singletonsswitch
       => ( upairsetE
         => ( upairsetIL
           => ( upairsetIR
             => ( emptyE1
               => ( vacuousDall
                 => ( quantDeMorgan1
                   => ( quantDeMorgan2
                     => ( quantDeMorgan3
                       => ( quantDeMorgan4
                         => ( prop2setI
                           => ( prop2set2propI
                             => ( notdexE
                               => ( notdallE
                                 => ( exuI1
                                   => ( exuI3
                                     => ( exuI2
                                       => ( inCongP
                                         => ( in__Cong
                                           => ( exuE3u
                                             => ( exu__Cong
                                               => ( setadjoin__Cong
                                                 => ( powerset__Cong
                                                   => ( setunion__Cong
                                                     => ( exuEu
                                                       => ( descr__Cong
                                                         => ( dsetconstr__Cong
                                                           => ( subsetI1
                                                             => ( eqimpsubset2
                                                               => ( eqimpsubset1
                                                                 => ( subsetI2
                                                                   => ( emptysetsubset
                                                                     => ( subsetE
                                                                       => ( subsetE2
                                                                         => ( notsubsetI
                                                                           => ( notequalI1
                                                                             => ( notequalI2
                                                                               => ( subsetRefl
                                                                                 => ( subsetTrans
                                                                                   => ( setadjoinSub
                                                                                     => ( setadjoinSub2
                                                                                       => ( subset2powerset
                                                                                         => ( setextsub
                                                                                           => ( subsetemptysetimpeq
                                                                                             => ( powersetI1
                                                                                               => ( powersetE1
                                                                                                 => ( inPowerset
                                                                                                   => ( powersetsubset
                                                                                                     => ( sepInPowerset
                                                                                                       => ( sepSubset
                                                                                                         => ( binunionIL
                                                                                                           => ( upairset2IR
                                                                                                             => ( binunionIR
                                                                                                               => ( binunionEcases
                                                                                                                 => ( binunionE
                                                                                                                   => ( binunionLsub
                                                                                                                     => ( binunionRsub
                                                                                                                       => ( binintersectI
                                                                                                                         => ( binintersectSubset5
                                                                                                                           => ( binintersectEL
                                                                                                                             => ( binintersectLsub
                                                                                                                               => ( binintersectSubset2
                                                                                                                                 => ( binintersectSubset3
                                                                                                                                   => ( binintersectER
                                                                                                                                     => ( disjointsetsI1
                                                                                                                                       => ( binintersectRsub
                                                                                                                                         => ( binintersectSubset4
                                                                                                                                           => ( binintersectSubset1
                                                                                                                                             => ( bs114d
                                                                                                                                               => ( setminusI
                                                                                                                                                 => ( setminusEL
                                                                                                                                                   => ( setminusER
                                                                                                                                                     => ( setminusSubset2
                                                                                                                                                       => ( setminusERneg
                                                                                                                                                         => ( setminusELneg
                                                                                                                                                           => ( setminusILneg
                                                                                                                                                             => ( setminusIRneg
                                                                                                                                                               => ( setminusLsub
                                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                                   => ( symdiffE
                                                                                                                                                                     => ( symdiffI1
                                                                                                                                                                       => ( symdiffI2
                                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                                             => ( secondinupair
                                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                                     => ( kpairp
                                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3826]) ).

thf(f3832,plain,
    ( $false
    = ( singletonsswitch
     => ( upairsetE
       => ( upairsetIL
         => ( upairsetIR
           => ( emptyE1
             => ( vacuousDall
               => ( quantDeMorgan1
                 => ( quantDeMorgan2
                   => ( quantDeMorgan3
                     => ( quantDeMorgan4
                       => ( prop2setI
                         => ( prop2set2propI
                           => ( notdexE
                             => ( notdallE
                               => ( exuI1
                                 => ( exuI3
                                   => ( exuI2
                                     => ( inCongP
                                       => ( in__Cong
                                         => ( exuE3u
                                           => ( exu__Cong
                                             => ( setadjoin__Cong
                                               => ( powerset__Cong
                                                 => ( setunion__Cong
                                                   => ( exuEu
                                                     => ( descr__Cong
                                                       => ( dsetconstr__Cong
                                                         => ( subsetI1
                                                           => ( eqimpsubset2
                                                             => ( eqimpsubset1
                                                               => ( subsetI2
                                                                 => ( emptysetsubset
                                                                   => ( subsetE
                                                                     => ( subsetE2
                                                                       => ( notsubsetI
                                                                         => ( notequalI1
                                                                           => ( notequalI2
                                                                             => ( subsetRefl
                                                                               => ( subsetTrans
                                                                                 => ( setadjoinSub
                                                                                   => ( setadjoinSub2
                                                                                     => ( subset2powerset
                                                                                       => ( setextsub
                                                                                         => ( subsetemptysetimpeq
                                                                                           => ( powersetI1
                                                                                             => ( powersetE1
                                                                                               => ( inPowerset
                                                                                                 => ( powersetsubset
                                                                                                   => ( sepInPowerset
                                                                                                     => ( sepSubset
                                                                                                       => ( binunionIL
                                                                                                         => ( upairset2IR
                                                                                                           => ( binunionIR
                                                                                                             => ( binunionEcases
                                                                                                               => ( binunionE
                                                                                                                 => ( binunionLsub
                                                                                                                   => ( binunionRsub
                                                                                                                     => ( binintersectI
                                                                                                                       => ( binintersectSubset5
                                                                                                                         => ( binintersectEL
                                                                                                                           => ( binintersectLsub
                                                                                                                             => ( binintersectSubset2
                                                                                                                               => ( binintersectSubset3
                                                                                                                                 => ( binintersectER
                                                                                                                                   => ( disjointsetsI1
                                                                                                                                     => ( binintersectRsub
                                                                                                                                       => ( binintersectSubset4
                                                                                                                                         => ( binintersectSubset1
                                                                                                                                           => ( bs114d
                                                                                                                                             => ( setminusI
                                                                                                                                               => ( setminusEL
                                                                                                                                                 => ( setminusER
                                                                                                                                                   => ( setminusSubset2
                                                                                                                                                     => ( setminusERneg
                                                                                                                                                       => ( setminusELneg
                                                                                                                                                         => ( setminusILneg
                                                                                                                                                           => ( setminusIRneg
                                                                                                                                                             => ( setminusLsub
                                                                                                                                                               => ( setminusSubset1
                                                                                                                                                                 => ( symdiffE
                                                                                                                                                                   => ( symdiffI1
                                                                                                                                                                     => ( symdiffI2
                                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                                           => ( secondinupair
                                                                                                                                                                             => ( setukpairIL
                                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                                   => ( kpairp
                                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3830]) ).

thf(f3836,plain,
    ( ( upairsetE
     => ( upairsetIL
       => ( upairsetIR
         => ( emptyE1
           => ( vacuousDall
             => ( quantDeMorgan1
               => ( quantDeMorgan2
                 => ( quantDeMorgan3
                   => ( quantDeMorgan4
                     => ( prop2setI
                       => ( prop2set2propI
                         => ( notdexE
                           => ( notdallE
                             => ( exuI1
                               => ( exuI3
                                 => ( exuI2
                                   => ( inCongP
                                     => ( in__Cong
                                       => ( exuE3u
                                         => ( exu__Cong
                                           => ( setadjoin__Cong
                                             => ( powerset__Cong
                                               => ( setunion__Cong
                                                 => ( exuEu
                                                   => ( descr__Cong
                                                     => ( dsetconstr__Cong
                                                       => ( subsetI1
                                                         => ( eqimpsubset2
                                                           => ( eqimpsubset1
                                                             => ( subsetI2
                                                               => ( emptysetsubset
                                                                 => ( subsetE
                                                                   => ( subsetE2
                                                                     => ( notsubsetI
                                                                       => ( notequalI1
                                                                         => ( notequalI2
                                                                           => ( subsetRefl
                                                                             => ( subsetTrans
                                                                               => ( setadjoinSub
                                                                                 => ( setadjoinSub2
                                                                                   => ( subset2powerset
                                                                                     => ( setextsub
                                                                                       => ( subsetemptysetimpeq
                                                                                         => ( powersetI1
                                                                                           => ( powersetE1
                                                                                             => ( inPowerset
                                                                                               => ( powersetsubset
                                                                                                 => ( sepInPowerset
                                                                                                   => ( sepSubset
                                                                                                     => ( binunionIL
                                                                                                       => ( upairset2IR
                                                                                                         => ( binunionIR
                                                                                                           => ( binunionEcases
                                                                                                             => ( binunionE
                                                                                                               => ( binunionLsub
                                                                                                                 => ( binunionRsub
                                                                                                                   => ( binintersectI
                                                                                                                     => ( binintersectSubset5
                                                                                                                       => ( binintersectEL
                                                                                                                         => ( binintersectLsub
                                                                                                                           => ( binintersectSubset2
                                                                                                                             => ( binintersectSubset3
                                                                                                                               => ( binintersectER
                                                                                                                                 => ( disjointsetsI1
                                                                                                                                   => ( binintersectRsub
                                                                                                                                     => ( binintersectSubset4
                                                                                                                                       => ( binintersectSubset1
                                                                                                                                         => ( bs114d
                                                                                                                                           => ( setminusI
                                                                                                                                             => ( setminusEL
                                                                                                                                               => ( setminusER
                                                                                                                                                 => ( setminusSubset2
                                                                                                                                                   => ( setminusERneg
                                                                                                                                                     => ( setminusELneg
                                                                                                                                                       => ( setminusILneg
                                                                                                                                                         => ( setminusIRneg
                                                                                                                                                           => ( setminusLsub
                                                                                                                                                             => ( setminusSubset1
                                                                                                                                                               => ( symdiffE
                                                                                                                                                                 => ( symdiffI1
                                                                                                                                                                   => ( symdiffI2
                                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                                         => ( secondinupair
                                                                                                                                                                           => ( setukpairIL
                                                                                                                                                                             => ( setukpairIR
                                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                                 => ( kpairp
                                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3832]) ).

thf(f3839,plain,
    ( ( upairsetIL
     => ( upairsetIR
       => ( emptyE1
         => ( vacuousDall
           => ( quantDeMorgan1
             => ( quantDeMorgan2
               => ( quantDeMorgan3
                 => ( quantDeMorgan4
                   => ( prop2setI
                     => ( prop2set2propI
                       => ( notdexE
                         => ( notdallE
                           => ( exuI1
                             => ( exuI3
                               => ( exuI2
                                 => ( inCongP
                                   => ( in__Cong
                                     => ( exuE3u
                                       => ( exu__Cong
                                         => ( setadjoin__Cong
                                           => ( powerset__Cong
                                             => ( setunion__Cong
                                               => ( exuEu
                                                 => ( descr__Cong
                                                   => ( dsetconstr__Cong
                                                     => ( subsetI1
                                                       => ( eqimpsubset2
                                                         => ( eqimpsubset1
                                                           => ( subsetI2
                                                             => ( emptysetsubset
                                                               => ( subsetE
                                                                 => ( subsetE2
                                                                   => ( notsubsetI
                                                                     => ( notequalI1
                                                                       => ( notequalI2
                                                                         => ( subsetRefl
                                                                           => ( subsetTrans
                                                                             => ( setadjoinSub
                                                                               => ( setadjoinSub2
                                                                                 => ( subset2powerset
                                                                                   => ( setextsub
                                                                                     => ( subsetemptysetimpeq
                                                                                       => ( powersetI1
                                                                                         => ( powersetE1
                                                                                           => ( inPowerset
                                                                                             => ( powersetsubset
                                                                                               => ( sepInPowerset
                                                                                                 => ( sepSubset
                                                                                                   => ( binunionIL
                                                                                                     => ( upairset2IR
                                                                                                       => ( binunionIR
                                                                                                         => ( binunionEcases
                                                                                                           => ( binunionE
                                                                                                             => ( binunionLsub
                                                                                                               => ( binunionRsub
                                                                                                                 => ( binintersectI
                                                                                                                   => ( binintersectSubset5
                                                                                                                     => ( binintersectEL
                                                                                                                       => ( binintersectLsub
                                                                                                                         => ( binintersectSubset2
                                                                                                                           => ( binintersectSubset3
                                                                                                                             => ( binintersectER
                                                                                                                               => ( disjointsetsI1
                                                                                                                                 => ( binintersectRsub
                                                                                                                                   => ( binintersectSubset4
                                                                                                                                     => ( binintersectSubset1
                                                                                                                                       => ( bs114d
                                                                                                                                         => ( setminusI
                                                                                                                                           => ( setminusEL
                                                                                                                                             => ( setminusER
                                                                                                                                               => ( setminusSubset2
                                                                                                                                                 => ( setminusERneg
                                                                                                                                                   => ( setminusELneg
                                                                                                                                                     => ( setminusILneg
                                                                                                                                                       => ( setminusIRneg
                                                                                                                                                         => ( setminusLsub
                                                                                                                                                           => ( setminusSubset1
                                                                                                                                                             => ( symdiffE
                                                                                                                                                               => ( symdiffI1
                                                                                                                                                                 => ( symdiffI2
                                                                                                                                                                   => ( symdiffIneg1
                                                                                                                                                                     => ( symdiffIneg2
                                                                                                                                                                       => ( secondinupair
                                                                                                                                                                         => ( setukpairIL
                                                                                                                                                                           => ( setukpairIR
                                                                                                                                                                             => ( kpairiskpair
                                                                                                                                                                               => ( kpairp
                                                                                                                                                                                 => ( singletonsubset
                                                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                                                       => ( upairset2E
                                                                                                                                                                                         => ( upairsubunion
                                                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3836]) ).

thf(f3841,plain,
    ( ( upairsetIR
     => ( emptyE1
       => ( vacuousDall
         => ( quantDeMorgan1
           => ( quantDeMorgan2
             => ( quantDeMorgan3
               => ( quantDeMorgan4
                 => ( prop2setI
                   => ( prop2set2propI
                     => ( notdexE
                       => ( notdallE
                         => ( exuI1
                           => ( exuI3
                             => ( exuI2
                               => ( inCongP
                                 => ( in__Cong
                                   => ( exuE3u
                                     => ( exu__Cong
                                       => ( setadjoin__Cong
                                         => ( powerset__Cong
                                           => ( setunion__Cong
                                             => ( exuEu
                                               => ( descr__Cong
                                                 => ( dsetconstr__Cong
                                                   => ( subsetI1
                                                     => ( eqimpsubset2
                                                       => ( eqimpsubset1
                                                         => ( subsetI2
                                                           => ( emptysetsubset
                                                             => ( subsetE
                                                               => ( subsetE2
                                                                 => ( notsubsetI
                                                                   => ( notequalI1
                                                                     => ( notequalI2
                                                                       => ( subsetRefl
                                                                         => ( subsetTrans
                                                                           => ( setadjoinSub
                                                                             => ( setadjoinSub2
                                                                               => ( subset2powerset
                                                                                 => ( setextsub
                                                                                   => ( subsetemptysetimpeq
                                                                                     => ( powersetI1
                                                                                       => ( powersetE1
                                                                                         => ( inPowerset
                                                                                           => ( powersetsubset
                                                                                             => ( sepInPowerset
                                                                                               => ( sepSubset
                                                                                                 => ( binunionIL
                                                                                                   => ( upairset2IR
                                                                                                     => ( binunionIR
                                                                                                       => ( binunionEcases
                                                                                                         => ( binunionE
                                                                                                           => ( binunionLsub
                                                                                                             => ( binunionRsub
                                                                                                               => ( binintersectI
                                                                                                                 => ( binintersectSubset5
                                                                                                                   => ( binintersectEL
                                                                                                                     => ( binintersectLsub
                                                                                                                       => ( binintersectSubset2
                                                                                                                         => ( binintersectSubset3
                                                                                                                           => ( binintersectER
                                                                                                                             => ( disjointsetsI1
                                                                                                                               => ( binintersectRsub
                                                                                                                                 => ( binintersectSubset4
                                                                                                                                   => ( binintersectSubset1
                                                                                                                                     => ( bs114d
                                                                                                                                       => ( setminusI
                                                                                                                                         => ( setminusEL
                                                                                                                                           => ( setminusER
                                                                                                                                             => ( setminusSubset2
                                                                                                                                               => ( setminusERneg
                                                                                                                                                 => ( setminusELneg
                                                                                                                                                   => ( setminusILneg
                                                                                                                                                     => ( setminusIRneg
                                                                                                                                                       => ( setminusLsub
                                                                                                                                                         => ( setminusSubset1
                                                                                                                                                           => ( symdiffE
                                                                                                                                                             => ( symdiffI1
                                                                                                                                                               => ( symdiffI2
                                                                                                                                                                 => ( symdiffIneg1
                                                                                                                                                                   => ( symdiffIneg2
                                                                                                                                                                     => ( secondinupair
                                                                                                                                                                       => ( setukpairIL
                                                                                                                                                                         => ( setukpairIR
                                                                                                                                                                           => ( kpairiskpair
                                                                                                                                                                             => ( kpairp
                                                                                                                                                                               => ( singletonsubset
                                                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                                                     => ( upairset2E
                                                                                                                                                                                       => ( upairsubunion
                                                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3839]) ).

thf(f3845,plain,
    ( ( emptyE1
     => ( vacuousDall
       => ( quantDeMorgan1
         => ( quantDeMorgan2
           => ( quantDeMorgan3
             => ( quantDeMorgan4
               => ( prop2setI
                 => ( prop2set2propI
                   => ( notdexE
                     => ( notdallE
                       => ( exuI1
                         => ( exuI3
                           => ( exuI2
                             => ( inCongP
                               => ( in__Cong
                                 => ( exuE3u
                                   => ( exu__Cong
                                     => ( setadjoin__Cong
                                       => ( powerset__Cong
                                         => ( setunion__Cong
                                           => ( exuEu
                                             => ( descr__Cong
                                               => ( dsetconstr__Cong
                                                 => ( subsetI1
                                                   => ( eqimpsubset2
                                                     => ( eqimpsubset1
                                                       => ( subsetI2
                                                         => ( emptysetsubset
                                                           => ( subsetE
                                                             => ( subsetE2
                                                               => ( notsubsetI
                                                                 => ( notequalI1
                                                                   => ( notequalI2
                                                                     => ( subsetRefl
                                                                       => ( subsetTrans
                                                                         => ( setadjoinSub
                                                                           => ( setadjoinSub2
                                                                             => ( subset2powerset
                                                                               => ( setextsub
                                                                                 => ( subsetemptysetimpeq
                                                                                   => ( powersetI1
                                                                                     => ( powersetE1
                                                                                       => ( inPowerset
                                                                                         => ( powersetsubset
                                                                                           => ( sepInPowerset
                                                                                             => ( sepSubset
                                                                                               => ( binunionIL
                                                                                                 => ( upairset2IR
                                                                                                   => ( binunionIR
                                                                                                     => ( binunionEcases
                                                                                                       => ( binunionE
                                                                                                         => ( binunionLsub
                                                                                                           => ( binunionRsub
                                                                                                             => ( binintersectI
                                                                                                               => ( binintersectSubset5
                                                                                                                 => ( binintersectEL
                                                                                                                   => ( binintersectLsub
                                                                                                                     => ( binintersectSubset2
                                                                                                                       => ( binintersectSubset3
                                                                                                                         => ( binintersectER
                                                                                                                           => ( disjointsetsI1
                                                                                                                             => ( binintersectRsub
                                                                                                                               => ( binintersectSubset4
                                                                                                                                 => ( binintersectSubset1
                                                                                                                                   => ( bs114d
                                                                                                                                     => ( setminusI
                                                                                                                                       => ( setminusEL
                                                                                                                                         => ( setminusER
                                                                                                                                           => ( setminusSubset2
                                                                                                                                             => ( setminusERneg
                                                                                                                                               => ( setminusELneg
                                                                                                                                                 => ( setminusILneg
                                                                                                                                                   => ( setminusIRneg
                                                                                                                                                     => ( setminusLsub
                                                                                                                                                       => ( setminusSubset1
                                                                                                                                                         => ( symdiffE
                                                                                                                                                           => ( symdiffI1
                                                                                                                                                             => ( symdiffI2
                                                                                                                                                               => ( symdiffIneg1
                                                                                                                                                                 => ( symdiffIneg2
                                                                                                                                                                   => ( secondinupair
                                                                                                                                                                     => ( setukpairIL
                                                                                                                                                                       => ( setukpairIR
                                                                                                                                                                         => ( kpairiskpair
                                                                                                                                                                           => ( kpairp
                                                                                                                                                                             => ( singletonsubset
                                                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                                                   => ( upairset2E
                                                                                                                                                                                     => ( upairsubunion
                                                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3841]) ).

thf(f3848,plain,
    ( ( vacuousDall
     => ( quantDeMorgan1
       => ( quantDeMorgan2
         => ( quantDeMorgan3
           => ( quantDeMorgan4
             => ( prop2setI
               => ( prop2set2propI
                 => ( notdexE
                   => ( notdallE
                     => ( exuI1
                       => ( exuI3
                         => ( exuI2
                           => ( inCongP
                             => ( in__Cong
                               => ( exuE3u
                                 => ( exu__Cong
                                   => ( setadjoin__Cong
                                     => ( powerset__Cong
                                       => ( setunion__Cong
                                         => ( exuEu
                                           => ( descr__Cong
                                             => ( dsetconstr__Cong
                                               => ( subsetI1
                                                 => ( eqimpsubset2
                                                   => ( eqimpsubset1
                                                     => ( subsetI2
                                                       => ( emptysetsubset
                                                         => ( subsetE
                                                           => ( subsetE2
                                                             => ( notsubsetI
                                                               => ( notequalI1
                                                                 => ( notequalI2
                                                                   => ( subsetRefl
                                                                     => ( subsetTrans
                                                                       => ( setadjoinSub
                                                                         => ( setadjoinSub2
                                                                           => ( subset2powerset
                                                                             => ( setextsub
                                                                               => ( subsetemptysetimpeq
                                                                                 => ( powersetI1
                                                                                   => ( powersetE1
                                                                                     => ( inPowerset
                                                                                       => ( powersetsubset
                                                                                         => ( sepInPowerset
                                                                                           => ( sepSubset
                                                                                             => ( binunionIL
                                                                                               => ( upairset2IR
                                                                                                 => ( binunionIR
                                                                                                   => ( binunionEcases
                                                                                                     => ( binunionE
                                                                                                       => ( binunionLsub
                                                                                                         => ( binunionRsub
                                                                                                           => ( binintersectI
                                                                                                             => ( binintersectSubset5
                                                                                                               => ( binintersectEL
                                                                                                                 => ( binintersectLsub
                                                                                                                   => ( binintersectSubset2
                                                                                                                     => ( binintersectSubset3
                                                                                                                       => ( binintersectER
                                                                                                                         => ( disjointsetsI1
                                                                                                                           => ( binintersectRsub
                                                                                                                             => ( binintersectSubset4
                                                                                                                               => ( binintersectSubset1
                                                                                                                                 => ( bs114d
                                                                                                                                   => ( setminusI
                                                                                                                                     => ( setminusEL
                                                                                                                                       => ( setminusER
                                                                                                                                         => ( setminusSubset2
                                                                                                                                           => ( setminusERneg
                                                                                                                                             => ( setminusELneg
                                                                                                                                               => ( setminusILneg
                                                                                                                                                 => ( setminusIRneg
                                                                                                                                                   => ( setminusLsub
                                                                                                                                                     => ( setminusSubset1
                                                                                                                                                       => ( symdiffE
                                                                                                                                                         => ( symdiffI1
                                                                                                                                                           => ( symdiffI2
                                                                                                                                                             => ( symdiffIneg1
                                                                                                                                                               => ( symdiffIneg2
                                                                                                                                                                 => ( secondinupair
                                                                                                                                                                   => ( setukpairIL
                                                                                                                                                                     => ( setukpairIR
                                                                                                                                                                       => ( kpairiskpair
                                                                                                                                                                         => ( kpairp
                                                                                                                                                                           => ( singletonsubset
                                                                                                                                                                             => ( singletoninpowerset
                                                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                                                 => ( upairset2E
                                                                                                                                                                                   => ( upairsubunion
                                                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3845]) ).

thf(f3851,plain,
    ( ( quantDeMorgan1
     => ( quantDeMorgan2
       => ( quantDeMorgan3
         => ( quantDeMorgan4
           => ( prop2setI
             => ( prop2set2propI
               => ( notdexE
                 => ( notdallE
                   => ( exuI1
                     => ( exuI3
                       => ( exuI2
                         => ( inCongP
                           => ( in__Cong
                             => ( exuE3u
                               => ( exu__Cong
                                 => ( setadjoin__Cong
                                   => ( powerset__Cong
                                     => ( setunion__Cong
                                       => ( exuEu
                                         => ( descr__Cong
                                           => ( dsetconstr__Cong
                                             => ( subsetI1
                                               => ( eqimpsubset2
                                                 => ( eqimpsubset1
                                                   => ( subsetI2
                                                     => ( emptysetsubset
                                                       => ( subsetE
                                                         => ( subsetE2
                                                           => ( notsubsetI
                                                             => ( notequalI1
                                                               => ( notequalI2
                                                                 => ( subsetRefl
                                                                   => ( subsetTrans
                                                                     => ( setadjoinSub
                                                                       => ( setadjoinSub2
                                                                         => ( subset2powerset
                                                                           => ( setextsub
                                                                             => ( subsetemptysetimpeq
                                                                               => ( powersetI1
                                                                                 => ( powersetE1
                                                                                   => ( inPowerset
                                                                                     => ( powersetsubset
                                                                                       => ( sepInPowerset
                                                                                         => ( sepSubset
                                                                                           => ( binunionIL
                                                                                             => ( upairset2IR
                                                                                               => ( binunionIR
                                                                                                 => ( binunionEcases
                                                                                                   => ( binunionE
                                                                                                     => ( binunionLsub
                                                                                                       => ( binunionRsub
                                                                                                         => ( binintersectI
                                                                                                           => ( binintersectSubset5
                                                                                                             => ( binintersectEL
                                                                                                               => ( binintersectLsub
                                                                                                                 => ( binintersectSubset2
                                                                                                                   => ( binintersectSubset3
                                                                                                                     => ( binintersectER
                                                                                                                       => ( disjointsetsI1
                                                                                                                         => ( binintersectRsub
                                                                                                                           => ( binintersectSubset4
                                                                                                                             => ( binintersectSubset1
                                                                                                                               => ( bs114d
                                                                                                                                 => ( setminusI
                                                                                                                                   => ( setminusEL
                                                                                                                                     => ( setminusER
                                                                                                                                       => ( setminusSubset2
                                                                                                                                         => ( setminusERneg
                                                                                                                                           => ( setminusELneg
                                                                                                                                             => ( setminusILneg
                                                                                                                                               => ( setminusIRneg
                                                                                                                                                 => ( setminusLsub
                                                                                                                                                   => ( setminusSubset1
                                                                                                                                                     => ( symdiffE
                                                                                                                                                       => ( symdiffI1
                                                                                                                                                         => ( symdiffI2
                                                                                                                                                           => ( symdiffIneg1
                                                                                                                                                             => ( symdiffIneg2
                                                                                                                                                               => ( secondinupair
                                                                                                                                                                 => ( setukpairIL
                                                                                                                                                                   => ( setukpairIR
                                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                                       => ( kpairp
                                                                                                                                                                         => ( singletonsubset
                                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                                               => ( upairset2E
                                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3848]) ).

thf(f3853,plain,
    ( ( quantDeMorgan2
     => ( quantDeMorgan3
       => ( quantDeMorgan4
         => ( prop2setI
           => ( prop2set2propI
             => ( notdexE
               => ( notdallE
                 => ( exuI1
                   => ( exuI3
                     => ( exuI2
                       => ( inCongP
                         => ( in__Cong
                           => ( exuE3u
                             => ( exu__Cong
                               => ( setadjoin__Cong
                                 => ( powerset__Cong
                                   => ( setunion__Cong
                                     => ( exuEu
                                       => ( descr__Cong
                                         => ( dsetconstr__Cong
                                           => ( subsetI1
                                             => ( eqimpsubset2
                                               => ( eqimpsubset1
                                                 => ( subsetI2
                                                   => ( emptysetsubset
                                                     => ( subsetE
                                                       => ( subsetE2
                                                         => ( notsubsetI
                                                           => ( notequalI1
                                                             => ( notequalI2
                                                               => ( subsetRefl
                                                                 => ( subsetTrans
                                                                   => ( setadjoinSub
                                                                     => ( setadjoinSub2
                                                                       => ( subset2powerset
                                                                         => ( setextsub
                                                                           => ( subsetemptysetimpeq
                                                                             => ( powersetI1
                                                                               => ( powersetE1
                                                                                 => ( inPowerset
                                                                                   => ( powersetsubset
                                                                                     => ( sepInPowerset
                                                                                       => ( sepSubset
                                                                                         => ( binunionIL
                                                                                           => ( upairset2IR
                                                                                             => ( binunionIR
                                                                                               => ( binunionEcases
                                                                                                 => ( binunionE
                                                                                                   => ( binunionLsub
                                                                                                     => ( binunionRsub
                                                                                                       => ( binintersectI
                                                                                                         => ( binintersectSubset5
                                                                                                           => ( binintersectEL
                                                                                                             => ( binintersectLsub
                                                                                                               => ( binintersectSubset2
                                                                                                                 => ( binintersectSubset3
                                                                                                                   => ( binintersectER
                                                                                                                     => ( disjointsetsI1
                                                                                                                       => ( binintersectRsub
                                                                                                                         => ( binintersectSubset4
                                                                                                                           => ( binintersectSubset1
                                                                                                                             => ( bs114d
                                                                                                                               => ( setminusI
                                                                                                                                 => ( setminusEL
                                                                                                                                   => ( setminusER
                                                                                                                                     => ( setminusSubset2
                                                                                                                                       => ( setminusERneg
                                                                                                                                         => ( setminusELneg
                                                                                                                                           => ( setminusILneg
                                                                                                                                             => ( setminusIRneg
                                                                                                                                               => ( setminusLsub
                                                                                                                                                 => ( setminusSubset1
                                                                                                                                                   => ( symdiffE
                                                                                                                                                     => ( symdiffI1
                                                                                                                                                       => ( symdiffI2
                                                                                                                                                         => ( symdiffIneg1
                                                                                                                                                           => ( symdiffIneg2
                                                                                                                                                             => ( secondinupair
                                                                                                                                                               => ( setukpairIL
                                                                                                                                                                 => ( setukpairIR
                                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                                     => ( kpairp
                                                                                                                                                                       => ( singletonsubset
                                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                                             => ( upairset2E
                                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3851]) ).

thf(f3857,plain,
    ( ( quantDeMorgan3
     => ( quantDeMorgan4
       => ( prop2setI
         => ( prop2set2propI
           => ( notdexE
             => ( notdallE
               => ( exuI1
                 => ( exuI3
                   => ( exuI2
                     => ( inCongP
                       => ( in__Cong
                         => ( exuE3u
                           => ( exu__Cong
                             => ( setadjoin__Cong
                               => ( powerset__Cong
                                 => ( setunion__Cong
                                   => ( exuEu
                                     => ( descr__Cong
                                       => ( dsetconstr__Cong
                                         => ( subsetI1
                                           => ( eqimpsubset2
                                             => ( eqimpsubset1
                                               => ( subsetI2
                                                 => ( emptysetsubset
                                                   => ( subsetE
                                                     => ( subsetE2
                                                       => ( notsubsetI
                                                         => ( notequalI1
                                                           => ( notequalI2
                                                             => ( subsetRefl
                                                               => ( subsetTrans
                                                                 => ( setadjoinSub
                                                                   => ( setadjoinSub2
                                                                     => ( subset2powerset
                                                                       => ( setextsub
                                                                         => ( subsetemptysetimpeq
                                                                           => ( powersetI1
                                                                             => ( powersetE1
                                                                               => ( inPowerset
                                                                                 => ( powersetsubset
                                                                                   => ( sepInPowerset
                                                                                     => ( sepSubset
                                                                                       => ( binunionIL
                                                                                         => ( upairset2IR
                                                                                           => ( binunionIR
                                                                                             => ( binunionEcases
                                                                                               => ( binunionE
                                                                                                 => ( binunionLsub
                                                                                                   => ( binunionRsub
                                                                                                     => ( binintersectI
                                                                                                       => ( binintersectSubset5
                                                                                                         => ( binintersectEL
                                                                                                           => ( binintersectLsub
                                                                                                             => ( binintersectSubset2
                                                                                                               => ( binintersectSubset3
                                                                                                                 => ( binintersectER
                                                                                                                   => ( disjointsetsI1
                                                                                                                     => ( binintersectRsub
                                                                                                                       => ( binintersectSubset4
                                                                                                                         => ( binintersectSubset1
                                                                                                                           => ( bs114d
                                                                                                                             => ( setminusI
                                                                                                                               => ( setminusEL
                                                                                                                                 => ( setminusER
                                                                                                                                   => ( setminusSubset2
                                                                                                                                     => ( setminusERneg
                                                                                                                                       => ( setminusELneg
                                                                                                                                         => ( setminusILneg
                                                                                                                                           => ( setminusIRneg
                                                                                                                                             => ( setminusLsub
                                                                                                                                               => ( setminusSubset1
                                                                                                                                                 => ( symdiffE
                                                                                                                                                   => ( symdiffI1
                                                                                                                                                     => ( symdiffI2
                                                                                                                                                       => ( symdiffIneg1
                                                                                                                                                         => ( symdiffIneg2
                                                                                                                                                           => ( secondinupair
                                                                                                                                                             => ( setukpairIL
                                                                                                                                                               => ( setukpairIR
                                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                                   => ( kpairp
                                                                                                                                                                     => ( singletonsubset
                                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                                           => ( upairset2E
                                                                                                                                                                             => ( upairsubunion
                                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3853]) ).

thf(f3860,plain,
    ( ( quantDeMorgan4
     => ( prop2setI
       => ( prop2set2propI
         => ( notdexE
           => ( notdallE
             => ( exuI1
               => ( exuI3
                 => ( exuI2
                   => ( inCongP
                     => ( in__Cong
                       => ( exuE3u
                         => ( exu__Cong
                           => ( setadjoin__Cong
                             => ( powerset__Cong
                               => ( setunion__Cong
                                 => ( exuEu
                                   => ( descr__Cong
                                     => ( dsetconstr__Cong
                                       => ( subsetI1
                                         => ( eqimpsubset2
                                           => ( eqimpsubset1
                                             => ( subsetI2
                                               => ( emptysetsubset
                                                 => ( subsetE
                                                   => ( subsetE2
                                                     => ( notsubsetI
                                                       => ( notequalI1
                                                         => ( notequalI2
                                                           => ( subsetRefl
                                                             => ( subsetTrans
                                                               => ( setadjoinSub
                                                                 => ( setadjoinSub2
                                                                   => ( subset2powerset
                                                                     => ( setextsub
                                                                       => ( subsetemptysetimpeq
                                                                         => ( powersetI1
                                                                           => ( powersetE1
                                                                             => ( inPowerset
                                                                               => ( powersetsubset
                                                                                 => ( sepInPowerset
                                                                                   => ( sepSubset
                                                                                     => ( binunionIL
                                                                                       => ( upairset2IR
                                                                                         => ( binunionIR
                                                                                           => ( binunionEcases
                                                                                             => ( binunionE
                                                                                               => ( binunionLsub
                                                                                                 => ( binunionRsub
                                                                                                   => ( binintersectI
                                                                                                     => ( binintersectSubset5
                                                                                                       => ( binintersectEL
                                                                                                         => ( binintersectLsub
                                                                                                           => ( binintersectSubset2
                                                                                                             => ( binintersectSubset3
                                                                                                               => ( binintersectER
                                                                                                                 => ( disjointsetsI1
                                                                                                                   => ( binintersectRsub
                                                                                                                     => ( binintersectSubset4
                                                                                                                       => ( binintersectSubset1
                                                                                                                         => ( bs114d
                                                                                                                           => ( setminusI
                                                                                                                             => ( setminusEL
                                                                                                                               => ( setminusER
                                                                                                                                 => ( setminusSubset2
                                                                                                                                   => ( setminusERneg
                                                                                                                                     => ( setminusELneg
                                                                                                                                       => ( setminusILneg
                                                                                                                                         => ( setminusIRneg
                                                                                                                                           => ( setminusLsub
                                                                                                                                             => ( setminusSubset1
                                                                                                                                               => ( symdiffE
                                                                                                                                                 => ( symdiffI1
                                                                                                                                                   => ( symdiffI2
                                                                                                                                                     => ( symdiffIneg1
                                                                                                                                                       => ( symdiffIneg2
                                                                                                                                                         => ( secondinupair
                                                                                                                                                           => ( setukpairIL
                                                                                                                                                             => ( setukpairIR
                                                                                                                                                               => ( kpairiskpair
                                                                                                                                                                 => ( kpairp
                                                                                                                                                                   => ( singletonsubset
                                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                                         => ( upairset2E
                                                                                                                                                                           => ( upairsubunion
                                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3857]) ).

thf(f3863,plain,
    ( ( prop2setI
     => ( prop2set2propI
       => ( notdexE
         => ( notdallE
           => ( exuI1
             => ( exuI3
               => ( exuI2
                 => ( inCongP
                   => ( in__Cong
                     => ( exuE3u
                       => ( exu__Cong
                         => ( setadjoin__Cong
                           => ( powerset__Cong
                             => ( setunion__Cong
                               => ( exuEu
                                 => ( descr__Cong
                                   => ( dsetconstr__Cong
                                     => ( subsetI1
                                       => ( eqimpsubset2
                                         => ( eqimpsubset1
                                           => ( subsetI2
                                             => ( emptysetsubset
                                               => ( subsetE
                                                 => ( subsetE2
                                                   => ( notsubsetI
                                                     => ( notequalI1
                                                       => ( notequalI2
                                                         => ( subsetRefl
                                                           => ( subsetTrans
                                                             => ( setadjoinSub
                                                               => ( setadjoinSub2
                                                                 => ( subset2powerset
                                                                   => ( setextsub
                                                                     => ( subsetemptysetimpeq
                                                                       => ( powersetI1
                                                                         => ( powersetE1
                                                                           => ( inPowerset
                                                                             => ( powersetsubset
                                                                               => ( sepInPowerset
                                                                                 => ( sepSubset
                                                                                   => ( binunionIL
                                                                                     => ( upairset2IR
                                                                                       => ( binunionIR
                                                                                         => ( binunionEcases
                                                                                           => ( binunionE
                                                                                             => ( binunionLsub
                                                                                               => ( binunionRsub
                                                                                                 => ( binintersectI
                                                                                                   => ( binintersectSubset5
                                                                                                     => ( binintersectEL
                                                                                                       => ( binintersectLsub
                                                                                                         => ( binintersectSubset2
                                                                                                           => ( binintersectSubset3
                                                                                                             => ( binintersectER
                                                                                                               => ( disjointsetsI1
                                                                                                                 => ( binintersectRsub
                                                                                                                   => ( binintersectSubset4
                                                                                                                     => ( binintersectSubset1
                                                                                                                       => ( bs114d
                                                                                                                         => ( setminusI
                                                                                                                           => ( setminusEL
                                                                                                                             => ( setminusER
                                                                                                                               => ( setminusSubset2
                                                                                                                                 => ( setminusERneg
                                                                                                                                   => ( setminusELneg
                                                                                                                                     => ( setminusILneg
                                                                                                                                       => ( setminusIRneg
                                                                                                                                         => ( setminusLsub
                                                                                                                                           => ( setminusSubset1
                                                                                                                                             => ( symdiffE
                                                                                                                                               => ( symdiffI1
                                                                                                                                                 => ( symdiffI2
                                                                                                                                                   => ( symdiffIneg1
                                                                                                                                                     => ( symdiffIneg2
                                                                                                                                                       => ( secondinupair
                                                                                                                                                         => ( setukpairIL
                                                                                                                                                           => ( setukpairIR
                                                                                                                                                             => ( kpairiskpair
                                                                                                                                                               => ( kpairp
                                                                                                                                                                 => ( singletonsubset
                                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                                       => ( upairset2E
                                                                                                                                                                         => ( upairsubunion
                                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3860]) ).

thf(f3865,plain,
    ( ( prop2set2propI
     => ( notdexE
       => ( notdallE
         => ( exuI1
           => ( exuI3
             => ( exuI2
               => ( inCongP
                 => ( in__Cong
                   => ( exuE3u
                     => ( exu__Cong
                       => ( setadjoin__Cong
                         => ( powerset__Cong
                           => ( setunion__Cong
                             => ( exuEu
                               => ( descr__Cong
                                 => ( dsetconstr__Cong
                                   => ( subsetI1
                                     => ( eqimpsubset2
                                       => ( eqimpsubset1
                                         => ( subsetI2
                                           => ( emptysetsubset
                                             => ( subsetE
                                               => ( subsetE2
                                                 => ( notsubsetI
                                                   => ( notequalI1
                                                     => ( notequalI2
                                                       => ( subsetRefl
                                                         => ( subsetTrans
                                                           => ( setadjoinSub
                                                             => ( setadjoinSub2
                                                               => ( subset2powerset
                                                                 => ( setextsub
                                                                   => ( subsetemptysetimpeq
                                                                     => ( powersetI1
                                                                       => ( powersetE1
                                                                         => ( inPowerset
                                                                           => ( powersetsubset
                                                                             => ( sepInPowerset
                                                                               => ( sepSubset
                                                                                 => ( binunionIL
                                                                                   => ( upairset2IR
                                                                                     => ( binunionIR
                                                                                       => ( binunionEcases
                                                                                         => ( binunionE
                                                                                           => ( binunionLsub
                                                                                             => ( binunionRsub
                                                                                               => ( binintersectI
                                                                                                 => ( binintersectSubset5
                                                                                                   => ( binintersectEL
                                                                                                     => ( binintersectLsub
                                                                                                       => ( binintersectSubset2
                                                                                                         => ( binintersectSubset3
                                                                                                           => ( binintersectER
                                                                                                             => ( disjointsetsI1
                                                                                                               => ( binintersectRsub
                                                                                                                 => ( binintersectSubset4
                                                                                                                   => ( binintersectSubset1
                                                                                                                     => ( bs114d
                                                                                                                       => ( setminusI
                                                                                                                         => ( setminusEL
                                                                                                                           => ( setminusER
                                                                                                                             => ( setminusSubset2
                                                                                                                               => ( setminusERneg
                                                                                                                                 => ( setminusELneg
                                                                                                                                   => ( setminusILneg
                                                                                                                                     => ( setminusIRneg
                                                                                                                                       => ( setminusLsub
                                                                                                                                         => ( setminusSubset1
                                                                                                                                           => ( symdiffE
                                                                                                                                             => ( symdiffI1
                                                                                                                                               => ( symdiffI2
                                                                                                                                                 => ( symdiffIneg1
                                                                                                                                                   => ( symdiffIneg2
                                                                                                                                                     => ( secondinupair
                                                                                                                                                       => ( setukpairIL
                                                                                                                                                         => ( setukpairIR
                                                                                                                                                           => ( kpairiskpair
                                                                                                                                                             => ( kpairp
                                                                                                                                                               => ( singletonsubset
                                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                                     => ( upairset2E
                                                                                                                                                                       => ( upairsubunion
                                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3863]) ).

thf(f3868,plain,
    ( ( notdexE
     => ( notdallE
       => ( exuI1
         => ( exuI3
           => ( exuI2
             => ( inCongP
               => ( in__Cong
                 => ( exuE3u
                   => ( exu__Cong
                     => ( setadjoin__Cong
                       => ( powerset__Cong
                         => ( setunion__Cong
                           => ( exuEu
                             => ( descr__Cong
                               => ( dsetconstr__Cong
                                 => ( subsetI1
                                   => ( eqimpsubset2
                                     => ( eqimpsubset1
                                       => ( subsetI2
                                         => ( emptysetsubset
                                           => ( subsetE
                                             => ( subsetE2
                                               => ( notsubsetI
                                                 => ( notequalI1
                                                   => ( notequalI2
                                                     => ( subsetRefl
                                                       => ( subsetTrans
                                                         => ( setadjoinSub
                                                           => ( setadjoinSub2
                                                             => ( subset2powerset
                                                               => ( setextsub
                                                                 => ( subsetemptysetimpeq
                                                                   => ( powersetI1
                                                                     => ( powersetE1
                                                                       => ( inPowerset
                                                                         => ( powersetsubset
                                                                           => ( sepInPowerset
                                                                             => ( sepSubset
                                                                               => ( binunionIL
                                                                                 => ( upairset2IR
                                                                                   => ( binunionIR
                                                                                     => ( binunionEcases
                                                                                       => ( binunionE
                                                                                         => ( binunionLsub
                                                                                           => ( binunionRsub
                                                                                             => ( binintersectI
                                                                                               => ( binintersectSubset5
                                                                                                 => ( binintersectEL
                                                                                                   => ( binintersectLsub
                                                                                                     => ( binintersectSubset2
                                                                                                       => ( binintersectSubset3
                                                                                                         => ( binintersectER
                                                                                                           => ( disjointsetsI1
                                                                                                             => ( binintersectRsub
                                                                                                               => ( binintersectSubset4
                                                                                                                 => ( binintersectSubset1
                                                                                                                   => ( bs114d
                                                                                                                     => ( setminusI
                                                                                                                       => ( setminusEL
                                                                                                                         => ( setminusER
                                                                                                                           => ( setminusSubset2
                                                                                                                             => ( setminusERneg
                                                                                                                               => ( setminusELneg
                                                                                                                                 => ( setminusILneg
                                                                                                                                   => ( setminusIRneg
                                                                                                                                     => ( setminusLsub
                                                                                                                                       => ( setminusSubset1
                                                                                                                                         => ( symdiffE
                                                                                                                                           => ( symdiffI1
                                                                                                                                             => ( symdiffI2
                                                                                                                                               => ( symdiffIneg1
                                                                                                                                                 => ( symdiffIneg2
                                                                                                                                                   => ( secondinupair
                                                                                                                                                     => ( setukpairIL
                                                                                                                                                       => ( setukpairIR
                                                                                                                                                         => ( kpairiskpair
                                                                                                                                                           => ( kpairp
                                                                                                                                                             => ( singletonsubset
                                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                                   => ( upairset2E
                                                                                                                                                                     => ( upairsubunion
                                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3865]) ).

thf(f3871,plain,
    ( $false
    = ( notdallE
     => ( exuI1
       => ( exuI3
         => ( exuI2
           => ( inCongP
             => ( in__Cong
               => ( exuE3u
                 => ( exu__Cong
                   => ( setadjoin__Cong
                     => ( powerset__Cong
                       => ( setunion__Cong
                         => ( exuEu
                           => ( descr__Cong
                             => ( dsetconstr__Cong
                               => ( subsetI1
                                 => ( eqimpsubset2
                                   => ( eqimpsubset1
                                     => ( subsetI2
                                       => ( emptysetsubset
                                         => ( subsetE
                                           => ( subsetE2
                                             => ( notsubsetI
                                               => ( notequalI1
                                                 => ( notequalI2
                                                   => ( subsetRefl
                                                     => ( subsetTrans
                                                       => ( setadjoinSub
                                                         => ( setadjoinSub2
                                                           => ( subset2powerset
                                                             => ( setextsub
                                                               => ( subsetemptysetimpeq
                                                                 => ( powersetI1
                                                                   => ( powersetE1
                                                                     => ( inPowerset
                                                                       => ( powersetsubset
                                                                         => ( sepInPowerset
                                                                           => ( sepSubset
                                                                             => ( binunionIL
                                                                               => ( upairset2IR
                                                                                 => ( binunionIR
                                                                                   => ( binunionEcases
                                                                                     => ( binunionE
                                                                                       => ( binunionLsub
                                                                                         => ( binunionRsub
                                                                                           => ( binintersectI
                                                                                             => ( binintersectSubset5
                                                                                               => ( binintersectEL
                                                                                                 => ( binintersectLsub
                                                                                                   => ( binintersectSubset2
                                                                                                     => ( binintersectSubset3
                                                                                                       => ( binintersectER
                                                                                                         => ( disjointsetsI1
                                                                                                           => ( binintersectRsub
                                                                                                             => ( binintersectSubset4
                                                                                                               => ( binintersectSubset1
                                                                                                                 => ( bs114d
                                                                                                                   => ( setminusI
                                                                                                                     => ( setminusEL
                                                                                                                       => ( setminusER
                                                                                                                         => ( setminusSubset2
                                                                                                                           => ( setminusERneg
                                                                                                                             => ( setminusELneg
                                                                                                                               => ( setminusILneg
                                                                                                                                 => ( setminusIRneg
                                                                                                                                   => ( setminusLsub
                                                                                                                                     => ( setminusSubset1
                                                                                                                                       => ( symdiffE
                                                                                                                                         => ( symdiffI1
                                                                                                                                           => ( symdiffI2
                                                                                                                                             => ( symdiffIneg1
                                                                                                                                               => ( symdiffIneg2
                                                                                                                                                 => ( secondinupair
                                                                                                                                                   => ( setukpairIL
                                                                                                                                                     => ( setukpairIR
                                                                                                                                                       => ( kpairiskpair
                                                                                                                                                         => ( kpairp
                                                                                                                                                           => ( singletonsubset
                                                                                                                                                             => ( singletoninpowerset
                                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                                 => ( upairset2E
                                                                                                                                                                   => ( upairsubunion
                                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3868]) ).

thf(f3874,plain,
    ( ( exuI1
     => ( exuI3
       => ( exuI2
         => ( inCongP
           => ( in__Cong
             => ( exuE3u
               => ( exu__Cong
                 => ( setadjoin__Cong
                   => ( powerset__Cong
                     => ( setunion__Cong
                       => ( exuEu
                         => ( descr__Cong
                           => ( dsetconstr__Cong
                             => ( subsetI1
                               => ( eqimpsubset2
                                 => ( eqimpsubset1
                                   => ( subsetI2
                                     => ( emptysetsubset
                                       => ( subsetE
                                         => ( subsetE2
                                           => ( notsubsetI
                                             => ( notequalI1
                                               => ( notequalI2
                                                 => ( subsetRefl
                                                   => ( subsetTrans
                                                     => ( setadjoinSub
                                                       => ( setadjoinSub2
                                                         => ( subset2powerset
                                                           => ( setextsub
                                                             => ( subsetemptysetimpeq
                                                               => ( powersetI1
                                                                 => ( powersetE1
                                                                   => ( inPowerset
                                                                     => ( powersetsubset
                                                                       => ( sepInPowerset
                                                                         => ( sepSubset
                                                                           => ( binunionIL
                                                                             => ( upairset2IR
                                                                               => ( binunionIR
                                                                                 => ( binunionEcases
                                                                                   => ( binunionE
                                                                                     => ( binunionLsub
                                                                                       => ( binunionRsub
                                                                                         => ( binintersectI
                                                                                           => ( binintersectSubset5
                                                                                             => ( binintersectEL
                                                                                               => ( binintersectLsub
                                                                                                 => ( binintersectSubset2
                                                                                                   => ( binintersectSubset3
                                                                                                     => ( binintersectER
                                                                                                       => ( disjointsetsI1
                                                                                                         => ( binintersectRsub
                                                                                                           => ( binintersectSubset4
                                                                                                             => ( binintersectSubset1
                                                                                                               => ( bs114d
                                                                                                                 => ( setminusI
                                                                                                                   => ( setminusEL
                                                                                                                     => ( setminusER
                                                                                                                       => ( setminusSubset2
                                                                                                                         => ( setminusERneg
                                                                                                                           => ( setminusELneg
                                                                                                                             => ( setminusILneg
                                                                                                                               => ( setminusIRneg
                                                                                                                                 => ( setminusLsub
                                                                                                                                   => ( setminusSubset1
                                                                                                                                     => ( symdiffE
                                                                                                                                       => ( symdiffI1
                                                                                                                                         => ( symdiffI2
                                                                                                                                           => ( symdiffIneg1
                                                                                                                                             => ( symdiffIneg2
                                                                                                                                               => ( secondinupair
                                                                                                                                                 => ( setukpairIL
                                                                                                                                                   => ( setukpairIR
                                                                                                                                                     => ( kpairiskpair
                                                                                                                                                       => ( kpairp
                                                                                                                                                         => ( singletonsubset
                                                                                                                                                           => ( singletoninpowerset
                                                                                                                                                             => ( singletoninpowunion
                                                                                                                                                               => ( upairset2E
                                                                                                                                                                 => ( upairsubunion
                                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                                             => ( ex1I
                                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3871]) ).

thf(f3877,plain,
    ( ( exuI3
     => ( exuI2
       => ( inCongP
         => ( in__Cong
           => ( exuE3u
             => ( exu__Cong
               => ( setadjoin__Cong
                 => ( powerset__Cong
                   => ( setunion__Cong
                     => ( exuEu
                       => ( descr__Cong
                         => ( dsetconstr__Cong
                           => ( subsetI1
                             => ( eqimpsubset2
                               => ( eqimpsubset1
                                 => ( subsetI2
                                   => ( emptysetsubset
                                     => ( subsetE
                                       => ( subsetE2
                                         => ( notsubsetI
                                           => ( notequalI1
                                             => ( notequalI2
                                               => ( subsetRefl
                                                 => ( subsetTrans
                                                   => ( setadjoinSub
                                                     => ( setadjoinSub2
                                                       => ( subset2powerset
                                                         => ( setextsub
                                                           => ( subsetemptysetimpeq
                                                             => ( powersetI1
                                                               => ( powersetE1
                                                                 => ( inPowerset
                                                                   => ( powersetsubset
                                                                     => ( sepInPowerset
                                                                       => ( sepSubset
                                                                         => ( binunionIL
                                                                           => ( upairset2IR
                                                                             => ( binunionIR
                                                                               => ( binunionEcases
                                                                                 => ( binunionE
                                                                                   => ( binunionLsub
                                                                                     => ( binunionRsub
                                                                                       => ( binintersectI
                                                                                         => ( binintersectSubset5
                                                                                           => ( binintersectEL
                                                                                             => ( binintersectLsub
                                                                                               => ( binintersectSubset2
                                                                                                 => ( binintersectSubset3
                                                                                                   => ( binintersectER
                                                                                                     => ( disjointsetsI1
                                                                                                       => ( binintersectRsub
                                                                                                         => ( binintersectSubset4
                                                                                                           => ( binintersectSubset1
                                                                                                             => ( bs114d
                                                                                                               => ( setminusI
                                                                                                                 => ( setminusEL
                                                                                                                   => ( setminusER
                                                                                                                     => ( setminusSubset2
                                                                                                                       => ( setminusERneg
                                                                                                                         => ( setminusELneg
                                                                                                                           => ( setminusILneg
                                                                                                                             => ( setminusIRneg
                                                                                                                               => ( setminusLsub
                                                                                                                                 => ( setminusSubset1
                                                                                                                                   => ( symdiffE
                                                                                                                                     => ( symdiffI1
                                                                                                                                       => ( symdiffI2
                                                                                                                                         => ( symdiffIneg1
                                                                                                                                           => ( symdiffIneg2
                                                                                                                                             => ( secondinupair
                                                                                                                                               => ( setukpairIL
                                                                                                                                                 => ( setukpairIR
                                                                                                                                                   => ( kpairiskpair
                                                                                                                                                     => ( kpairp
                                                                                                                                                       => ( singletonsubset
                                                                                                                                                         => ( singletoninpowerset
                                                                                                                                                           => ( singletoninpowunion
                                                                                                                                                             => ( upairset2E
                                                                                                                                                               => ( upairsubunion
                                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                                               => ( setunionE2
                                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                                           => ( ex1I
                                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3874]) ).

thf(f3880,plain,
    ( ( exuI2
     => ( inCongP
       => ( in__Cong
         => ( exuE3u
           => ( exu__Cong
             => ( setadjoin__Cong
               => ( powerset__Cong
                 => ( setunion__Cong
                   => ( exuEu
                     => ( descr__Cong
                       => ( dsetconstr__Cong
                         => ( subsetI1
                           => ( eqimpsubset2
                             => ( eqimpsubset1
                               => ( subsetI2
                                 => ( emptysetsubset
                                   => ( subsetE
                                     => ( subsetE2
                                       => ( notsubsetI
                                         => ( notequalI1
                                           => ( notequalI2
                                             => ( subsetRefl
                                               => ( subsetTrans
                                                 => ( setadjoinSub
                                                   => ( setadjoinSub2
                                                     => ( subset2powerset
                                                       => ( setextsub
                                                         => ( subsetemptysetimpeq
                                                           => ( powersetI1
                                                             => ( powersetE1
                                                               => ( inPowerset
                                                                 => ( powersetsubset
                                                                   => ( sepInPowerset
                                                                     => ( sepSubset
                                                                       => ( binunionIL
                                                                         => ( upairset2IR
                                                                           => ( binunionIR
                                                                             => ( binunionEcases
                                                                               => ( binunionE
                                                                                 => ( binunionLsub
                                                                                   => ( binunionRsub
                                                                                     => ( binintersectI
                                                                                       => ( binintersectSubset5
                                                                                         => ( binintersectEL
                                                                                           => ( binintersectLsub
                                                                                             => ( binintersectSubset2
                                                                                               => ( binintersectSubset3
                                                                                                 => ( binintersectER
                                                                                                   => ( disjointsetsI1
                                                                                                     => ( binintersectRsub
                                                                                                       => ( binintersectSubset4
                                                                                                         => ( binintersectSubset1
                                                                                                           => ( bs114d
                                                                                                             => ( setminusI
                                                                                                               => ( setminusEL
                                                                                                                 => ( setminusER
                                                                                                                   => ( setminusSubset2
                                                                                                                     => ( setminusERneg
                                                                                                                       => ( setminusELneg
                                                                                                                         => ( setminusILneg
                                                                                                                           => ( setminusIRneg
                                                                                                                             => ( setminusLsub
                                                                                                                               => ( setminusSubset1
                                                                                                                                 => ( symdiffE
                                                                                                                                   => ( symdiffI1
                                                                                                                                     => ( symdiffI2
                                                                                                                                       => ( symdiffIneg1
                                                                                                                                         => ( symdiffIneg2
                                                                                                                                           => ( secondinupair
                                                                                                                                             => ( setukpairIL
                                                                                                                                               => ( setukpairIR
                                                                                                                                                 => ( kpairiskpair
                                                                                                                                                   => ( kpairp
                                                                                                                                                     => ( singletonsubset
                                                                                                                                                       => ( singletoninpowerset
                                                                                                                                                         => ( singletoninpowunion
                                                                                                                                                           => ( upairset2E
                                                                                                                                                             => ( upairsubunion
                                                                                                                                                               => ( upairinpowunion
                                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                                             => ( setunionE2
                                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                                         => ( ex1I
                                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3877]) ).

thf(f3883,plain,
    ( ( inCongP
     => ( in__Cong
       => ( exuE3u
         => ( exu__Cong
           => ( setadjoin__Cong
             => ( powerset__Cong
               => ( setunion__Cong
                 => ( exuEu
                   => ( descr__Cong
                     => ( dsetconstr__Cong
                       => ( subsetI1
                         => ( eqimpsubset2
                           => ( eqimpsubset1
                             => ( subsetI2
                               => ( emptysetsubset
                                 => ( subsetE
                                   => ( subsetE2
                                     => ( notsubsetI
                                       => ( notequalI1
                                         => ( notequalI2
                                           => ( subsetRefl
                                             => ( subsetTrans
                                               => ( setadjoinSub
                                                 => ( setadjoinSub2
                                                   => ( subset2powerset
                                                     => ( setextsub
                                                       => ( subsetemptysetimpeq
                                                         => ( powersetI1
                                                           => ( powersetE1
                                                             => ( inPowerset
                                                               => ( powersetsubset
                                                                 => ( sepInPowerset
                                                                   => ( sepSubset
                                                                     => ( binunionIL
                                                                       => ( upairset2IR
                                                                         => ( binunionIR
                                                                           => ( binunionEcases
                                                                             => ( binunionE
                                                                               => ( binunionLsub
                                                                                 => ( binunionRsub
                                                                                   => ( binintersectI
                                                                                     => ( binintersectSubset5
                                                                                       => ( binintersectEL
                                                                                         => ( binintersectLsub
                                                                                           => ( binintersectSubset2
                                                                                             => ( binintersectSubset3
                                                                                               => ( binintersectER
                                                                                                 => ( disjointsetsI1
                                                                                                   => ( binintersectRsub
                                                                                                     => ( binintersectSubset4
                                                                                                       => ( binintersectSubset1
                                                                                                         => ( bs114d
                                                                                                           => ( setminusI
                                                                                                             => ( setminusEL
                                                                                                               => ( setminusER
                                                                                                                 => ( setminusSubset2
                                                                                                                   => ( setminusERneg
                                                                                                                     => ( setminusELneg
                                                                                                                       => ( setminusILneg
                                                                                                                         => ( setminusIRneg
                                                                                                                           => ( setminusLsub
                                                                                                                             => ( setminusSubset1
                                                                                                                               => ( symdiffE
                                                                                                                                 => ( symdiffI1
                                                                                                                                   => ( symdiffI2
                                                                                                                                     => ( symdiffIneg1
                                                                                                                                       => ( symdiffIneg2
                                                                                                                                         => ( secondinupair
                                                                                                                                           => ( setukpairIL
                                                                                                                                             => ( setukpairIR
                                                                                                                                               => ( kpairiskpair
                                                                                                                                                 => ( kpairp
                                                                                                                                                   => ( singletonsubset
                                                                                                                                                     => ( singletoninpowerset
                                                                                                                                                       => ( singletoninpowunion
                                                                                                                                                         => ( upairset2E
                                                                                                                                                           => ( upairsubunion
                                                                                                                                                             => ( upairinpowunion
                                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                                           => ( setunionE2
                                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                                       => ( ex1I
                                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3880]) ).

thf(f3886,plain,
    ( ( in__Cong
     => ( exuE3u
       => ( exu__Cong
         => ( setadjoin__Cong
           => ( powerset__Cong
             => ( setunion__Cong
               => ( exuEu
                 => ( descr__Cong
                   => ( dsetconstr__Cong
                     => ( subsetI1
                       => ( eqimpsubset2
                         => ( eqimpsubset1
                           => ( subsetI2
                             => ( emptysetsubset
                               => ( subsetE
                                 => ( subsetE2
                                   => ( notsubsetI
                                     => ( notequalI1
                                       => ( notequalI2
                                         => ( subsetRefl
                                           => ( subsetTrans
                                             => ( setadjoinSub
                                               => ( setadjoinSub2
                                                 => ( subset2powerset
                                                   => ( setextsub
                                                     => ( subsetemptysetimpeq
                                                       => ( powersetI1
                                                         => ( powersetE1
                                                           => ( inPowerset
                                                             => ( powersetsubset
                                                               => ( sepInPowerset
                                                                 => ( sepSubset
                                                                   => ( binunionIL
                                                                     => ( upairset2IR
                                                                       => ( binunionIR
                                                                         => ( binunionEcases
                                                                           => ( binunionE
                                                                             => ( binunionLsub
                                                                               => ( binunionRsub
                                                                                 => ( binintersectI
                                                                                   => ( binintersectSubset5
                                                                                     => ( binintersectEL
                                                                                       => ( binintersectLsub
                                                                                         => ( binintersectSubset2
                                                                                           => ( binintersectSubset3
                                                                                             => ( binintersectER
                                                                                               => ( disjointsetsI1
                                                                                                 => ( binintersectRsub
                                                                                                   => ( binintersectSubset4
                                                                                                     => ( binintersectSubset1
                                                                                                       => ( bs114d
                                                                                                         => ( setminusI
                                                                                                           => ( setminusEL
                                                                                                             => ( setminusER
                                                                                                               => ( setminusSubset2
                                                                                                                 => ( setminusERneg
                                                                                                                   => ( setminusELneg
                                                                                                                     => ( setminusILneg
                                                                                                                       => ( setminusIRneg
                                                                                                                         => ( setminusLsub
                                                                                                                           => ( setminusSubset1
                                                                                                                             => ( symdiffE
                                                                                                                               => ( symdiffI1
                                                                                                                                 => ( symdiffI2
                                                                                                                                   => ( symdiffIneg1
                                                                                                                                     => ( symdiffIneg2
                                                                                                                                       => ( secondinupair
                                                                                                                                         => ( setukpairIL
                                                                                                                                           => ( setukpairIR
                                                                                                                                             => ( kpairiskpair
                                                                                                                                               => ( kpairp
                                                                                                                                                 => ( singletonsubset
                                                                                                                                                   => ( singletoninpowerset
                                                                                                                                                     => ( singletoninpowunion
                                                                                                                                                       => ( upairset2E
                                                                                                                                                         => ( upairsubunion
                                                                                                                                                           => ( upairinpowunion
                                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                                         => ( setunionE2
                                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                                     => ( ex1I
                                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3883]) ).

thf(f3889,plain,
    ( ( exuE3u
     => ( exu__Cong
       => ( setadjoin__Cong
         => ( powerset__Cong
           => ( setunion__Cong
             => ( exuEu
               => ( descr__Cong
                 => ( dsetconstr__Cong
                   => ( subsetI1
                     => ( eqimpsubset2
                       => ( eqimpsubset1
                         => ( subsetI2
                           => ( emptysetsubset
                             => ( subsetE
                               => ( subsetE2
                                 => ( notsubsetI
                                   => ( notequalI1
                                     => ( notequalI2
                                       => ( subsetRefl
                                         => ( subsetTrans
                                           => ( setadjoinSub
                                             => ( setadjoinSub2
                                               => ( subset2powerset
                                                 => ( setextsub
                                                   => ( subsetemptysetimpeq
                                                     => ( powersetI1
                                                       => ( powersetE1
                                                         => ( inPowerset
                                                           => ( powersetsubset
                                                             => ( sepInPowerset
                                                               => ( sepSubset
                                                                 => ( binunionIL
                                                                   => ( upairset2IR
                                                                     => ( binunionIR
                                                                       => ( binunionEcases
                                                                         => ( binunionE
                                                                           => ( binunionLsub
                                                                             => ( binunionRsub
                                                                               => ( binintersectI
                                                                                 => ( binintersectSubset5
                                                                                   => ( binintersectEL
                                                                                     => ( binintersectLsub
                                                                                       => ( binintersectSubset2
                                                                                         => ( binintersectSubset3
                                                                                           => ( binintersectER
                                                                                             => ( disjointsetsI1
                                                                                               => ( binintersectRsub
                                                                                                 => ( binintersectSubset4
                                                                                                   => ( binintersectSubset1
                                                                                                     => ( bs114d
                                                                                                       => ( setminusI
                                                                                                         => ( setminusEL
                                                                                                           => ( setminusER
                                                                                                             => ( setminusSubset2
                                                                                                               => ( setminusERneg
                                                                                                                 => ( setminusELneg
                                                                                                                   => ( setminusILneg
                                                                                                                     => ( setminusIRneg
                                                                                                                       => ( setminusLsub
                                                                                                                         => ( setminusSubset1
                                                                                                                           => ( symdiffE
                                                                                                                             => ( symdiffI1
                                                                                                                               => ( symdiffI2
                                                                                                                                 => ( symdiffIneg1
                                                                                                                                   => ( symdiffIneg2
                                                                                                                                     => ( secondinupair
                                                                                                                                       => ( setukpairIL
                                                                                                                                         => ( setukpairIR
                                                                                                                                           => ( kpairiskpair
                                                                                                                                             => ( kpairp
                                                                                                                                               => ( singletonsubset
                                                                                                                                                 => ( singletoninpowerset
                                                                                                                                                   => ( singletoninpowunion
                                                                                                                                                     => ( upairset2E
                                                                                                                                                       => ( upairsubunion
                                                                                                                                                         => ( upairinpowunion
                                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                                       => ( setunionE2
                                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                                               => ( singletonprop
                                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                                   => ( ex1I
                                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3886]) ).

thf(f3892,plain,
    ( ( exu__Cong
     => ( setadjoin__Cong
       => ( powerset__Cong
         => ( setunion__Cong
           => ( exuEu
             => ( descr__Cong
               => ( dsetconstr__Cong
                 => ( subsetI1
                   => ( eqimpsubset2
                     => ( eqimpsubset1
                       => ( subsetI2
                         => ( emptysetsubset
                           => ( subsetE
                             => ( subsetE2
                               => ( notsubsetI
                                 => ( notequalI1
                                   => ( notequalI2
                                     => ( subsetRefl
                                       => ( subsetTrans
                                         => ( setadjoinSub
                                           => ( setadjoinSub2
                                             => ( subset2powerset
                                               => ( setextsub
                                                 => ( subsetemptysetimpeq
                                                   => ( powersetI1
                                                     => ( powersetE1
                                                       => ( inPowerset
                                                         => ( powersetsubset
                                                           => ( sepInPowerset
                                                             => ( sepSubset
                                                               => ( binunionIL
                                                                 => ( upairset2IR
                                                                   => ( binunionIR
                                                                     => ( binunionEcases
                                                                       => ( binunionE
                                                                         => ( binunionLsub
                                                                           => ( binunionRsub
                                                                             => ( binintersectI
                                                                               => ( binintersectSubset5
                                                                                 => ( binintersectEL
                                                                                   => ( binintersectLsub
                                                                                     => ( binintersectSubset2
                                                                                       => ( binintersectSubset3
                                                                                         => ( binintersectER
                                                                                           => ( disjointsetsI1
                                                                                             => ( binintersectRsub
                                                                                               => ( binintersectSubset4
                                                                                                 => ( binintersectSubset1
                                                                                                   => ( bs114d
                                                                                                     => ( setminusI
                                                                                                       => ( setminusEL
                                                                                                         => ( setminusER
                                                                                                           => ( setminusSubset2
                                                                                                             => ( setminusERneg
                                                                                                               => ( setminusELneg
                                                                                                                 => ( setminusILneg
                                                                                                                   => ( setminusIRneg
                                                                                                                     => ( setminusLsub
                                                                                                                       => ( setminusSubset1
                                                                                                                         => ( symdiffE
                                                                                                                           => ( symdiffI1
                                                                                                                             => ( symdiffI2
                                                                                                                               => ( symdiffIneg1
                                                                                                                                 => ( symdiffIneg2
                                                                                                                                   => ( secondinupair
                                                                                                                                     => ( setukpairIL
                                                                                                                                       => ( setukpairIR
                                                                                                                                         => ( kpairiskpair
                                                                                                                                           => ( kpairp
                                                                                                                                             => ( singletonsubset
                                                                                                                                               => ( singletoninpowerset
                                                                                                                                                 => ( singletoninpowunion
                                                                                                                                                   => ( upairset2E
                                                                                                                                                     => ( upairsubunion
                                                                                                                                                       => ( upairinpowunion
                                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                                               => ( cartprodpairin
                                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                                     => ( setunionE2
                                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                                             => ( singletonprop
                                                                                                                                                                               => ( ex1E1
                                                                                                                                                                                 => ( ex1I
                                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3889]) ).

thf(f3895,plain,
    ( ( setadjoin__Cong
     => ( powerset__Cong
       => ( setunion__Cong
         => ( exuEu
           => ( descr__Cong
             => ( dsetconstr__Cong
               => ( subsetI1
                 => ( eqimpsubset2
                   => ( eqimpsubset1
                     => ( subsetI2
                       => ( emptysetsubset
                         => ( subsetE
                           => ( subsetE2
                             => ( notsubsetI
                               => ( notequalI1
                                 => ( notequalI2
                                   => ( subsetRefl
                                     => ( subsetTrans
                                       => ( setadjoinSub
                                         => ( setadjoinSub2
                                           => ( subset2powerset
                                             => ( setextsub
                                               => ( subsetemptysetimpeq
                                                 => ( powersetI1
                                                   => ( powersetE1
                                                     => ( inPowerset
                                                       => ( powersetsubset
                                                         => ( sepInPowerset
                                                           => ( sepSubset
                                                             => ( binunionIL
                                                               => ( upairset2IR
                                                                 => ( binunionIR
                                                                   => ( binunionEcases
                                                                     => ( binunionE
                                                                       => ( binunionLsub
                                                                         => ( binunionRsub
                                                                           => ( binintersectI
                                                                             => ( binintersectSubset5
                                                                               => ( binintersectEL
                                                                                 => ( binintersectLsub
                                                                                   => ( binintersectSubset2
                                                                                     => ( binintersectSubset3
                                                                                       => ( binintersectER
                                                                                         => ( disjointsetsI1
                                                                                           => ( binintersectRsub
                                                                                             => ( binintersectSubset4
                                                                                               => ( binintersectSubset1
                                                                                                 => ( bs114d
                                                                                                   => ( setminusI
                                                                                                     => ( setminusEL
                                                                                                       => ( setminusER
                                                                                                         => ( setminusSubset2
                                                                                                           => ( setminusERneg
                                                                                                             => ( setminusELneg
                                                                                                               => ( setminusILneg
                                                                                                                 => ( setminusIRneg
                                                                                                                   => ( setminusLsub
                                                                                                                     => ( setminusSubset1
                                                                                                                       => ( symdiffE
                                                                                                                         => ( symdiffI1
                                                                                                                           => ( symdiffI2
                                                                                                                             => ( symdiffIneg1
                                                                                                                               => ( symdiffIneg2
                                                                                                                                 => ( secondinupair
                                                                                                                                   => ( setukpairIL
                                                                                                                                     => ( setukpairIR
                                                                                                                                       => ( kpairiskpair
                                                                                                                                         => ( kpairp
                                                                                                                                           => ( singletonsubset
                                                                                                                                             => ( singletoninpowerset
                                                                                                                                               => ( singletoninpowunion
                                                                                                                                                 => ( upairset2E
                                                                                                                                                   => ( upairsubunion
                                                                                                                                                     => ( upairinpowunion
                                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                                             => ( cartprodpairin
                                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                                   => ( setunionE2
                                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                                           => ( singletonprop
                                                                                                                                                                             => ( ex1E1
                                                                                                                                                                               => ( ex1I
                                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3892]) ).

thf(f3897,plain,
    ( ( powerset__Cong
     => ( setunion__Cong
       => ( exuEu
         => ( descr__Cong
           => ( dsetconstr__Cong
             => ( subsetI1
               => ( eqimpsubset2
                 => ( eqimpsubset1
                   => ( subsetI2
                     => ( emptysetsubset
                       => ( subsetE
                         => ( subsetE2
                           => ( notsubsetI
                             => ( notequalI1
                               => ( notequalI2
                                 => ( subsetRefl
                                   => ( subsetTrans
                                     => ( setadjoinSub
                                       => ( setadjoinSub2
                                         => ( subset2powerset
                                           => ( setextsub
                                             => ( subsetemptysetimpeq
                                               => ( powersetI1
                                                 => ( powersetE1
                                                   => ( inPowerset
                                                     => ( powersetsubset
                                                       => ( sepInPowerset
                                                         => ( sepSubset
                                                           => ( binunionIL
                                                             => ( upairset2IR
                                                               => ( binunionIR
                                                                 => ( binunionEcases
                                                                   => ( binunionE
                                                                     => ( binunionLsub
                                                                       => ( binunionRsub
                                                                         => ( binintersectI
                                                                           => ( binintersectSubset5
                                                                             => ( binintersectEL
                                                                               => ( binintersectLsub
                                                                                 => ( binintersectSubset2
                                                                                   => ( binintersectSubset3
                                                                                     => ( binintersectER
                                                                                       => ( disjointsetsI1
                                                                                         => ( binintersectRsub
                                                                                           => ( binintersectSubset4
                                                                                             => ( binintersectSubset1
                                                                                               => ( bs114d
                                                                                                 => ( setminusI
                                                                                                   => ( setminusEL
                                                                                                     => ( setminusER
                                                                                                       => ( setminusSubset2
                                                                                                         => ( setminusERneg
                                                                                                           => ( setminusELneg
                                                                                                             => ( setminusILneg
                                                                                                               => ( setminusIRneg
                                                                                                                 => ( setminusLsub
                                                                                                                   => ( setminusSubset1
                                                                                                                     => ( symdiffE
                                                                                                                       => ( symdiffI1
                                                                                                                         => ( symdiffI2
                                                                                                                           => ( symdiffIneg1
                                                                                                                             => ( symdiffIneg2
                                                                                                                               => ( secondinupair
                                                                                                                                 => ( setukpairIL
                                                                                                                                   => ( setukpairIR
                                                                                                                                     => ( kpairiskpair
                                                                                                                                       => ( kpairp
                                                                                                                                         => ( singletonsubset
                                                                                                                                           => ( singletoninpowerset
                                                                                                                                             => ( singletoninpowunion
                                                                                                                                               => ( upairset2E
                                                                                                                                                 => ( upairsubunion
                                                                                                                                                   => ( upairinpowunion
                                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                                           => ( cartprodpairin
                                                                                                                                                             => ( cartprodmempair1
                                                                                                                                                               => ( cartprodmempair
                                                                                                                                                                 => ( setunionE2
                                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                                         => ( singletonprop
                                                                                                                                                                           => ( ex1E1
                                                                                                                                                                             => ( ex1I
                                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3895]) ).

thf(f3901,plain,
    ( ( setunion__Cong
     => ( exuEu
       => ( descr__Cong
         => ( dsetconstr__Cong
           => ( subsetI1
             => ( eqimpsubset2
               => ( eqimpsubset1
                 => ( subsetI2
                   => ( emptysetsubset
                     => ( subsetE
                       => ( subsetE2
                         => ( notsubsetI
                           => ( notequalI1
                             => ( notequalI2
                               => ( subsetRefl
                                 => ( subsetTrans
                                   => ( setadjoinSub
                                     => ( setadjoinSub2
                                       => ( subset2powerset
                                         => ( setextsub
                                           => ( subsetemptysetimpeq
                                             => ( powersetI1
                                               => ( powersetE1
                                                 => ( inPowerset
                                                   => ( powersetsubset
                                                     => ( sepInPowerset
                                                       => ( sepSubset
                                                         => ( binunionIL
                                                           => ( upairset2IR
                                                             => ( binunionIR
                                                               => ( binunionEcases
                                                                 => ( binunionE
                                                                   => ( binunionLsub
                                                                     => ( binunionRsub
                                                                       => ( binintersectI
                                                                         => ( binintersectSubset5
                                                                           => ( binintersectEL
                                                                             => ( binintersectLsub
                                                                               => ( binintersectSubset2
                                                                                 => ( binintersectSubset3
                                                                                   => ( binintersectER
                                                                                     => ( disjointsetsI1
                                                                                       => ( binintersectRsub
                                                                                         => ( binintersectSubset4
                                                                                           => ( binintersectSubset1
                                                                                             => ( bs114d
                                                                                               => ( setminusI
                                                                                                 => ( setminusEL
                                                                                                   => ( setminusER
                                                                                                     => ( setminusSubset2
                                                                                                       => ( setminusERneg
                                                                                                         => ( setminusELneg
                                                                                                           => ( setminusILneg
                                                                                                             => ( setminusIRneg
                                                                                                               => ( setminusLsub
                                                                                                                 => ( setminusSubset1
                                                                                                                   => ( symdiffE
                                                                                                                     => ( symdiffI1
                                                                                                                       => ( symdiffI2
                                                                                                                         => ( symdiffIneg1
                                                                                                                           => ( symdiffIneg2
                                                                                                                             => ( secondinupair
                                                                                                                               => ( setukpairIL
                                                                                                                                 => ( setukpairIR
                                                                                                                                   => ( kpairiskpair
                                                                                                                                     => ( kpairp
                                                                                                                                       => ( singletonsubset
                                                                                                                                         => ( singletoninpowerset
                                                                                                                                           => ( singletoninpowunion
                                                                                                                                             => ( upairset2E
                                                                                                                                               => ( upairsubunion
                                                                                                                                                 => ( upairinpowunion
                                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                                         => ( cartprodpairin
                                                                                                                                                           => ( cartprodmempair1
                                                                                                                                                             => ( cartprodmempair
                                                                                                                                                               => ( setunionE2
                                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                                       => ( singletonprop
                                                                                                                                                                         => ( ex1E1
                                                                                                                                                                           => ( ex1I
                                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3897]) ).

thf(f3903,plain,
    ( ( exuEu
     => ( descr__Cong
       => ( dsetconstr__Cong
         => ( subsetI1
           => ( eqimpsubset2
             => ( eqimpsubset1
               => ( subsetI2
                 => ( emptysetsubset
                   => ( subsetE
                     => ( subsetE2
                       => ( notsubsetI
                         => ( notequalI1
                           => ( notequalI2
                             => ( subsetRefl
                               => ( subsetTrans
                                 => ( setadjoinSub
                                   => ( setadjoinSub2
                                     => ( subset2powerset
                                       => ( setextsub
                                         => ( subsetemptysetimpeq
                                           => ( powersetI1
                                             => ( powersetE1
                                               => ( inPowerset
                                                 => ( powersetsubset
                                                   => ( sepInPowerset
                                                     => ( sepSubset
                                                       => ( binunionIL
                                                         => ( upairset2IR
                                                           => ( binunionIR
                                                             => ( binunionEcases
                                                               => ( binunionE
                                                                 => ( binunionLsub
                                                                   => ( binunionRsub
                                                                     => ( binintersectI
                                                                       => ( binintersectSubset5
                                                                         => ( binintersectEL
                                                                           => ( binintersectLsub
                                                                             => ( binintersectSubset2
                                                                               => ( binintersectSubset3
                                                                                 => ( binintersectER
                                                                                   => ( disjointsetsI1
                                                                                     => ( binintersectRsub
                                                                                       => ( binintersectSubset4
                                                                                         => ( binintersectSubset1
                                                                                           => ( bs114d
                                                                                             => ( setminusI
                                                                                               => ( setminusEL
                                                                                                 => ( setminusER
                                                                                                   => ( setminusSubset2
                                                                                                     => ( setminusERneg
                                                                                                       => ( setminusELneg
                                                                                                         => ( setminusILneg
                                                                                                           => ( setminusIRneg
                                                                                                             => ( setminusLsub
                                                                                                               => ( setminusSubset1
                                                                                                                 => ( symdiffE
                                                                                                                   => ( symdiffI1
                                                                                                                     => ( symdiffI2
                                                                                                                       => ( symdiffIneg1
                                                                                                                         => ( symdiffIneg2
                                                                                                                           => ( secondinupair
                                                                                                                             => ( setukpairIL
                                                                                                                               => ( setukpairIR
                                                                                                                                 => ( kpairiskpair
                                                                                                                                   => ( kpairp
                                                                                                                                     => ( singletonsubset
                                                                                                                                       => ( singletoninpowerset
                                                                                                                                         => ( singletoninpowunion
                                                                                                                                           => ( upairset2E
                                                                                                                                             => ( upairsubunion
                                                                                                                                               => ( upairinpowunion
                                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                                       => ( cartprodpairin
                                                                                                                                                         => ( cartprodmempair1
                                                                                                                                                           => ( cartprodmempair
                                                                                                                                                             => ( setunionE2
                                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                                     => ( singletonprop
                                                                                                                                                                       => ( ex1E1
                                                                                                                                                                         => ( ex1I
                                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3901]) ).

thf(f3906,plain,
    ( ( descr__Cong
     => ( dsetconstr__Cong
       => ( subsetI1
         => ( eqimpsubset2
           => ( eqimpsubset1
             => ( subsetI2
               => ( emptysetsubset
                 => ( subsetE
                   => ( subsetE2
                     => ( notsubsetI
                       => ( notequalI1
                         => ( notequalI2
                           => ( subsetRefl
                             => ( subsetTrans
                               => ( setadjoinSub
                                 => ( setadjoinSub2
                                   => ( subset2powerset
                                     => ( setextsub
                                       => ( subsetemptysetimpeq
                                         => ( powersetI1
                                           => ( powersetE1
                                             => ( inPowerset
                                               => ( powersetsubset
                                                 => ( sepInPowerset
                                                   => ( sepSubset
                                                     => ( binunionIL
                                                       => ( upairset2IR
                                                         => ( binunionIR
                                                           => ( binunionEcases
                                                             => ( binunionE
                                                               => ( binunionLsub
                                                                 => ( binunionRsub
                                                                   => ( binintersectI
                                                                     => ( binintersectSubset5
                                                                       => ( binintersectEL
                                                                         => ( binintersectLsub
                                                                           => ( binintersectSubset2
                                                                             => ( binintersectSubset3
                                                                               => ( binintersectER
                                                                                 => ( disjointsetsI1
                                                                                   => ( binintersectRsub
                                                                                     => ( binintersectSubset4
                                                                                       => ( binintersectSubset1
                                                                                         => ( bs114d
                                                                                           => ( setminusI
                                                                                             => ( setminusEL
                                                                                               => ( setminusER
                                                                                                 => ( setminusSubset2
                                                                                                   => ( setminusERneg
                                                                                                     => ( setminusELneg
                                                                                                       => ( setminusILneg
                                                                                                         => ( setminusIRneg
                                                                                                           => ( setminusLsub
                                                                                                             => ( setminusSubset1
                                                                                                               => ( symdiffE
                                                                                                                 => ( symdiffI1
                                                                                                                   => ( symdiffI2
                                                                                                                     => ( symdiffIneg1
                                                                                                                       => ( symdiffIneg2
                                                                                                                         => ( secondinupair
                                                                                                                           => ( setukpairIL
                                                                                                                             => ( setukpairIR
                                                                                                                               => ( kpairiskpair
                                                                                                                                 => ( kpairp
                                                                                                                                   => ( singletonsubset
                                                                                                                                     => ( singletoninpowerset
                                                                                                                                       => ( singletoninpowunion
                                                                                                                                         => ( upairset2E
                                                                                                                                           => ( upairsubunion
                                                                                                                                             => ( upairinpowunion
                                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                                     => ( cartprodpairin
                                                                                                                                                       => ( cartprodmempair1
                                                                                                                                                         => ( cartprodmempair
                                                                                                                                                           => ( setunionE2
                                                                                                                                                             => ( setunionsingleton1
                                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                                   => ( singletonprop
                                                                                                                                                                     => ( ex1E1
                                                                                                                                                                       => ( ex1I
                                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3903]) ).

thf(f3910,plain,
    ( ( dsetconstr__Cong
     => ( subsetI1
       => ( eqimpsubset2
         => ( eqimpsubset1
           => ( subsetI2
             => ( emptysetsubset
               => ( subsetE
                 => ( subsetE2
                   => ( notsubsetI
                     => ( notequalI1
                       => ( notequalI2
                         => ( subsetRefl
                           => ( subsetTrans
                             => ( setadjoinSub
                               => ( setadjoinSub2
                                 => ( subset2powerset
                                   => ( setextsub
                                     => ( subsetemptysetimpeq
                                       => ( powersetI1
                                         => ( powersetE1
                                           => ( inPowerset
                                             => ( powersetsubset
                                               => ( sepInPowerset
                                                 => ( sepSubset
                                                   => ( binunionIL
                                                     => ( upairset2IR
                                                       => ( binunionIR
                                                         => ( binunionEcases
                                                           => ( binunionE
                                                             => ( binunionLsub
                                                               => ( binunionRsub
                                                                 => ( binintersectI
                                                                   => ( binintersectSubset5
                                                                     => ( binintersectEL
                                                                       => ( binintersectLsub
                                                                         => ( binintersectSubset2
                                                                           => ( binintersectSubset3
                                                                             => ( binintersectER
                                                                               => ( disjointsetsI1
                                                                                 => ( binintersectRsub
                                                                                   => ( binintersectSubset4
                                                                                     => ( binintersectSubset1
                                                                                       => ( bs114d
                                                                                         => ( setminusI
                                                                                           => ( setminusEL
                                                                                             => ( setminusER
                                                                                               => ( setminusSubset2
                                                                                                 => ( setminusERneg
                                                                                                   => ( setminusELneg
                                                                                                     => ( setminusILneg
                                                                                                       => ( setminusIRneg
                                                                                                         => ( setminusLsub
                                                                                                           => ( setminusSubset1
                                                                                                             => ( symdiffE
                                                                                                               => ( symdiffI1
                                                                                                                 => ( symdiffI2
                                                                                                                   => ( symdiffIneg1
                                                                                                                     => ( symdiffIneg2
                                                                                                                       => ( secondinupair
                                                                                                                         => ( setukpairIL
                                                                                                                           => ( setukpairIR
                                                                                                                             => ( kpairiskpair
                                                                                                                               => ( kpairp
                                                                                                                                 => ( singletonsubset
                                                                                                                                   => ( singletoninpowerset
                                                                                                                                     => ( singletoninpowunion
                                                                                                                                       => ( upairset2E
                                                                                                                                         => ( upairsubunion
                                                                                                                                           => ( upairinpowunion
                                                                                                                                             => ( ubforcartprodlem1
                                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                                   => ( cartprodpairin
                                                                                                                                                     => ( cartprodmempair1
                                                                                                                                                       => ( cartprodmempair
                                                                                                                                                         => ( setunionE2
                                                                                                                                                           => ( setunionsingleton1
                                                                                                                                                             => ( setunionsingleton2
                                                                                                                                                               => ( setunionsingleton
                                                                                                                                                                 => ( singletonprop
                                                                                                                                                                   => ( ex1E1
                                                                                                                                                                     => ( ex1I
                                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3906]) ).

thf(f3913,plain,
    ( ( subsetI1
     => ( eqimpsubset2
       => ( eqimpsubset1
         => ( subsetI2
           => ( emptysetsubset
             => ( subsetE
               => ( subsetE2
                 => ( notsubsetI
                   => ( notequalI1
                     => ( notequalI2
                       => ( subsetRefl
                         => ( subsetTrans
                           => ( setadjoinSub
                             => ( setadjoinSub2
                               => ( subset2powerset
                                 => ( setextsub
                                   => ( subsetemptysetimpeq
                                     => ( powersetI1
                                       => ( powersetE1
                                         => ( inPowerset
                                           => ( powersetsubset
                                             => ( sepInPowerset
                                               => ( sepSubset
                                                 => ( binunionIL
                                                   => ( upairset2IR
                                                     => ( binunionIR
                                                       => ( binunionEcases
                                                         => ( binunionE
                                                           => ( binunionLsub
                                                             => ( binunionRsub
                                                               => ( binintersectI
                                                                 => ( binintersectSubset5
                                                                   => ( binintersectEL
                                                                     => ( binintersectLsub
                                                                       => ( binintersectSubset2
                                                                         => ( binintersectSubset3
                                                                           => ( binintersectER
                                                                             => ( disjointsetsI1
                                                                               => ( binintersectRsub
                                                                                 => ( binintersectSubset4
                                                                                   => ( binintersectSubset1
                                                                                     => ( bs114d
                                                                                       => ( setminusI
                                                                                         => ( setminusEL
                                                                                           => ( setminusER
                                                                                             => ( setminusSubset2
                                                                                               => ( setminusERneg
                                                                                                 => ( setminusELneg
                                                                                                   => ( setminusILneg
                                                                                                     => ( setminusIRneg
                                                                                                       => ( setminusLsub
                                                                                                         => ( setminusSubset1
                                                                                                           => ( symdiffE
                                                                                                             => ( symdiffI1
                                                                                                               => ( symdiffI2
                                                                                                                 => ( symdiffIneg1
                                                                                                                   => ( symdiffIneg2
                                                                                                                     => ( secondinupair
                                                                                                                       => ( setukpairIL
                                                                                                                         => ( setukpairIR
                                                                                                                           => ( kpairiskpair
                                                                                                                             => ( kpairp
                                                                                                                               => ( singletonsubset
                                                                                                                                 => ( singletoninpowerset
                                                                                                                                   => ( singletoninpowunion
                                                                                                                                     => ( upairset2E
                                                                                                                                       => ( upairsubunion
                                                                                                                                         => ( upairinpowunion
                                                                                                                                           => ( ubforcartprodlem1
                                                                                                                                             => ( ubforcartprodlem2
                                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                                 => ( cartprodpairin
                                                                                                                                                   => ( cartprodmempair1
                                                                                                                                                     => ( cartprodmempair
                                                                                                                                                       => ( setunionE2
                                                                                                                                                         => ( setunionsingleton1
                                                                                                                                                           => ( setunionsingleton2
                                                                                                                                                             => ( setunionsingleton
                                                                                                                                                               => ( singletonprop
                                                                                                                                                                 => ( ex1E1
                                                                                                                                                                   => ( ex1I
                                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3910]) ).

thf(f3915,plain,
    ( ( eqimpsubset2
     => ( eqimpsubset1
       => ( subsetI2
         => ( emptysetsubset
           => ( subsetE
             => ( subsetE2
               => ( notsubsetI
                 => ( notequalI1
                   => ( notequalI2
                     => ( subsetRefl
                       => ( subsetTrans
                         => ( setadjoinSub
                           => ( setadjoinSub2
                             => ( subset2powerset
                               => ( setextsub
                                 => ( subsetemptysetimpeq
                                   => ( powersetI1
                                     => ( powersetE1
                                       => ( inPowerset
                                         => ( powersetsubset
                                           => ( sepInPowerset
                                             => ( sepSubset
                                               => ( binunionIL
                                                 => ( upairset2IR
                                                   => ( binunionIR
                                                     => ( binunionEcases
                                                       => ( binunionE
                                                         => ( binunionLsub
                                                           => ( binunionRsub
                                                             => ( binintersectI
                                                               => ( binintersectSubset5
                                                                 => ( binintersectEL
                                                                   => ( binintersectLsub
                                                                     => ( binintersectSubset2
                                                                       => ( binintersectSubset3
                                                                         => ( binintersectER
                                                                           => ( disjointsetsI1
                                                                             => ( binintersectRsub
                                                                               => ( binintersectSubset4
                                                                                 => ( binintersectSubset1
                                                                                   => ( bs114d
                                                                                     => ( setminusI
                                                                                       => ( setminusEL
                                                                                         => ( setminusER
                                                                                           => ( setminusSubset2
                                                                                             => ( setminusERneg
                                                                                               => ( setminusELneg
                                                                                                 => ( setminusILneg
                                                                                                   => ( setminusIRneg
                                                                                                     => ( setminusLsub
                                                                                                       => ( setminusSubset1
                                                                                                         => ( symdiffE
                                                                                                           => ( symdiffI1
                                                                                                             => ( symdiffI2
                                                                                                               => ( symdiffIneg1
                                                                                                                 => ( symdiffIneg2
                                                                                                                   => ( secondinupair
                                                                                                                     => ( setukpairIL
                                                                                                                       => ( setukpairIR
                                                                                                                         => ( kpairiskpair
                                                                                                                           => ( kpairp
                                                                                                                             => ( singletonsubset
                                                                                                                               => ( singletoninpowerset
                                                                                                                                 => ( singletoninpowunion
                                                                                                                                   => ( upairset2E
                                                                                                                                     => ( upairsubunion
                                                                                                                                       => ( upairinpowunion
                                                                                                                                         => ( ubforcartprodlem1
                                                                                                                                           => ( ubforcartprodlem2
                                                                                                                                             => ( ubforcartprodlem3
                                                                                                                                               => ( cartprodpairin
                                                                                                                                                 => ( cartprodmempair1
                                                                                                                                                   => ( cartprodmempair
                                                                                                                                                     => ( setunionE2
                                                                                                                                                       => ( setunionsingleton1
                                                                                                                                                         => ( setunionsingleton2
                                                                                                                                                           => ( setunionsingleton
                                                                                                                                                             => ( singletonprop
                                                                                                                                                               => ( ex1E1
                                                                                                                                                                 => ( ex1I
                                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3913]) ).

thf(f3919,plain,
    ( ( eqimpsubset1
     => ( subsetI2
       => ( emptysetsubset
         => ( subsetE
           => ( subsetE2
             => ( notsubsetI
               => ( notequalI1
                 => ( notequalI2
                   => ( subsetRefl
                     => ( subsetTrans
                       => ( setadjoinSub
                         => ( setadjoinSub2
                           => ( subset2powerset
                             => ( setextsub
                               => ( subsetemptysetimpeq
                                 => ( powersetI1
                                   => ( powersetE1
                                     => ( inPowerset
                                       => ( powersetsubset
                                         => ( sepInPowerset
                                           => ( sepSubset
                                             => ( binunionIL
                                               => ( upairset2IR
                                                 => ( binunionIR
                                                   => ( binunionEcases
                                                     => ( binunionE
                                                       => ( binunionLsub
                                                         => ( binunionRsub
                                                           => ( binintersectI
                                                             => ( binintersectSubset5
                                                               => ( binintersectEL
                                                                 => ( binintersectLsub
                                                                   => ( binintersectSubset2
                                                                     => ( binintersectSubset3
                                                                       => ( binintersectER
                                                                         => ( disjointsetsI1
                                                                           => ( binintersectRsub
                                                                             => ( binintersectSubset4
                                                                               => ( binintersectSubset1
                                                                                 => ( bs114d
                                                                                   => ( setminusI
                                                                                     => ( setminusEL
                                                                                       => ( setminusER
                                                                                         => ( setminusSubset2
                                                                                           => ( setminusERneg
                                                                                             => ( setminusELneg
                                                                                               => ( setminusILneg
                                                                                                 => ( setminusIRneg
                                                                                                   => ( setminusLsub
                                                                                                     => ( setminusSubset1
                                                                                                       => ( symdiffE
                                                                                                         => ( symdiffI1
                                                                                                           => ( symdiffI2
                                                                                                             => ( symdiffIneg1
                                                                                                               => ( symdiffIneg2
                                                                                                                 => ( secondinupair
                                                                                                                   => ( setukpairIL
                                                                                                                     => ( setukpairIR
                                                                                                                       => ( kpairiskpair
                                                                                                                         => ( kpairp
                                                                                                                           => ( singletonsubset
                                                                                                                             => ( singletoninpowerset
                                                                                                                               => ( singletoninpowunion
                                                                                                                                 => ( upairset2E
                                                                                                                                   => ( upairsubunion
                                                                                                                                     => ( upairinpowunion
                                                                                                                                       => ( ubforcartprodlem1
                                                                                                                                         => ( ubforcartprodlem2
                                                                                                                                           => ( ubforcartprodlem3
                                                                                                                                             => ( cartprodpairin
                                                                                                                                               => ( cartprodmempair1
                                                                                                                                                 => ( cartprodmempair
                                                                                                                                                   => ( setunionE2
                                                                                                                                                     => ( setunionsingleton1
                                                                                                                                                       => ( setunionsingleton2
                                                                                                                                                         => ( setunionsingleton
                                                                                                                                                           => ( singletonprop
                                                                                                                                                             => ( ex1E1
                                                                                                                                                               => ( ex1I
                                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3915]) ).

thf(f3921,plain,
    ( ( subsetI2
     => ( emptysetsubset
       => ( subsetE
         => ( subsetE2
           => ( notsubsetI
             => ( notequalI1
               => ( notequalI2
                 => ( subsetRefl
                   => ( subsetTrans
                     => ( setadjoinSub
                       => ( setadjoinSub2
                         => ( subset2powerset
                           => ( setextsub
                             => ( subsetemptysetimpeq
                               => ( powersetI1
                                 => ( powersetE1
                                   => ( inPowerset
                                     => ( powersetsubset
                                       => ( sepInPowerset
                                         => ( sepSubset
                                           => ( binunionIL
                                             => ( upairset2IR
                                               => ( binunionIR
                                                 => ( binunionEcases
                                                   => ( binunionE
                                                     => ( binunionLsub
                                                       => ( binunionRsub
                                                         => ( binintersectI
                                                           => ( binintersectSubset5
                                                             => ( binintersectEL
                                                               => ( binintersectLsub
                                                                 => ( binintersectSubset2
                                                                   => ( binintersectSubset3
                                                                     => ( binintersectER
                                                                       => ( disjointsetsI1
                                                                         => ( binintersectRsub
                                                                           => ( binintersectSubset4
                                                                             => ( binintersectSubset1
                                                                               => ( bs114d
                                                                                 => ( setminusI
                                                                                   => ( setminusEL
                                                                                     => ( setminusER
                                                                                       => ( setminusSubset2
                                                                                         => ( setminusERneg
                                                                                           => ( setminusELneg
                                                                                             => ( setminusILneg
                                                                                               => ( setminusIRneg
                                                                                                 => ( setminusLsub
                                                                                                   => ( setminusSubset1
                                                                                                     => ( symdiffE
                                                                                                       => ( symdiffI1
                                                                                                         => ( symdiffI2
                                                                                                           => ( symdiffIneg1
                                                                                                             => ( symdiffIneg2
                                                                                                               => ( secondinupair
                                                                                                                 => ( setukpairIL
                                                                                                                   => ( setukpairIR
                                                                                                                     => ( kpairiskpair
                                                                                                                       => ( kpairp
                                                                                                                         => ( singletonsubset
                                                                                                                           => ( singletoninpowerset
                                                                                                                             => ( singletoninpowunion
                                                                                                                               => ( upairset2E
                                                                                                                                 => ( upairsubunion
                                                                                                                                   => ( upairinpowunion
                                                                                                                                     => ( ubforcartprodlem1
                                                                                                                                       => ( ubforcartprodlem2
                                                                                                                                         => ( ubforcartprodlem3
                                                                                                                                           => ( cartprodpairin
                                                                                                                                             => ( cartprodmempair1
                                                                                                                                               => ( cartprodmempair
                                                                                                                                                 => ( setunionE2
                                                                                                                                                   => ( setunionsingleton1
                                                                                                                                                     => ( setunionsingleton2
                                                                                                                                                       => ( setunionsingleton
                                                                                                                                                         => ( singletonprop
                                                                                                                                                           => ( ex1E1
                                                                                                                                                             => ( ex1I
                                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3919]) ).

thf(f3925,plain,
    ( ( emptysetsubset
     => ( subsetE
       => ( subsetE2
         => ( notsubsetI
           => ( notequalI1
             => ( notequalI2
               => ( subsetRefl
                 => ( subsetTrans
                   => ( setadjoinSub
                     => ( setadjoinSub2
                       => ( subset2powerset
                         => ( setextsub
                           => ( subsetemptysetimpeq
                             => ( powersetI1
                               => ( powersetE1
                                 => ( inPowerset
                                   => ( powersetsubset
                                     => ( sepInPowerset
                                       => ( sepSubset
                                         => ( binunionIL
                                           => ( upairset2IR
                                             => ( binunionIR
                                               => ( binunionEcases
                                                 => ( binunionE
                                                   => ( binunionLsub
                                                     => ( binunionRsub
                                                       => ( binintersectI
                                                         => ( binintersectSubset5
                                                           => ( binintersectEL
                                                             => ( binintersectLsub
                                                               => ( binintersectSubset2
                                                                 => ( binintersectSubset3
                                                                   => ( binintersectER
                                                                     => ( disjointsetsI1
                                                                       => ( binintersectRsub
                                                                         => ( binintersectSubset4
                                                                           => ( binintersectSubset1
                                                                             => ( bs114d
                                                                               => ( setminusI
                                                                                 => ( setminusEL
                                                                                   => ( setminusER
                                                                                     => ( setminusSubset2
                                                                                       => ( setminusERneg
                                                                                         => ( setminusELneg
                                                                                           => ( setminusILneg
                                                                                             => ( setminusIRneg
                                                                                               => ( setminusLsub
                                                                                                 => ( setminusSubset1
                                                                                                   => ( symdiffE
                                                                                                     => ( symdiffI1
                                                                                                       => ( symdiffI2
                                                                                                         => ( symdiffIneg1
                                                                                                           => ( symdiffIneg2
                                                                                                             => ( secondinupair
                                                                                                               => ( setukpairIL
                                                                                                                 => ( setukpairIR
                                                                                                                   => ( kpairiskpair
                                                                                                                     => ( kpairp
                                                                                                                       => ( singletonsubset
                                                                                                                         => ( singletoninpowerset
                                                                                                                           => ( singletoninpowunion
                                                                                                                             => ( upairset2E
                                                                                                                               => ( upairsubunion
                                                                                                                                 => ( upairinpowunion
                                                                                                                                   => ( ubforcartprodlem1
                                                                                                                                     => ( ubforcartprodlem2
                                                                                                                                       => ( ubforcartprodlem3
                                                                                                                                         => ( cartprodpairin
                                                                                                                                           => ( cartprodmempair1
                                                                                                                                             => ( cartprodmempair
                                                                                                                                               => ( setunionE2
                                                                                                                                                 => ( setunionsingleton1
                                                                                                                                                   => ( setunionsingleton2
                                                                                                                                                     => ( setunionsingleton
                                                                                                                                                       => ( singletonprop
                                                                                                                                                         => ( ex1E1
                                                                                                                                                           => ( ex1I
                                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3921]) ).

thf(f3927,plain,
    ( ( subsetE
     => ( subsetE2
       => ( notsubsetI
         => ( notequalI1
           => ( notequalI2
             => ( subsetRefl
               => ( subsetTrans
                 => ( setadjoinSub
                   => ( setadjoinSub2
                     => ( subset2powerset
                       => ( setextsub
                         => ( subsetemptysetimpeq
                           => ( powersetI1
                             => ( powersetE1
                               => ( inPowerset
                                 => ( powersetsubset
                                   => ( sepInPowerset
                                     => ( sepSubset
                                       => ( binunionIL
                                         => ( upairset2IR
                                           => ( binunionIR
                                             => ( binunionEcases
                                               => ( binunionE
                                                 => ( binunionLsub
                                                   => ( binunionRsub
                                                     => ( binintersectI
                                                       => ( binintersectSubset5
                                                         => ( binintersectEL
                                                           => ( binintersectLsub
                                                             => ( binintersectSubset2
                                                               => ( binintersectSubset3
                                                                 => ( binintersectER
                                                                   => ( disjointsetsI1
                                                                     => ( binintersectRsub
                                                                       => ( binintersectSubset4
                                                                         => ( binintersectSubset1
                                                                           => ( bs114d
                                                                             => ( setminusI
                                                                               => ( setminusEL
                                                                                 => ( setminusER
                                                                                   => ( setminusSubset2
                                                                                     => ( setminusERneg
                                                                                       => ( setminusELneg
                                                                                         => ( setminusILneg
                                                                                           => ( setminusIRneg
                                                                                             => ( setminusLsub
                                                                                               => ( setminusSubset1
                                                                                                 => ( symdiffE
                                                                                                   => ( symdiffI1
                                                                                                     => ( symdiffI2
                                                                                                       => ( symdiffIneg1
                                                                                                         => ( symdiffIneg2
                                                                                                           => ( secondinupair
                                                                                                             => ( setukpairIL
                                                                                                               => ( setukpairIR
                                                                                                                 => ( kpairiskpair
                                                                                                                   => ( kpairp
                                                                                                                     => ( singletonsubset
                                                                                                                       => ( singletoninpowerset
                                                                                                                         => ( singletoninpowunion
                                                                                                                           => ( upairset2E
                                                                                                                             => ( upairsubunion
                                                                                                                               => ( upairinpowunion
                                                                                                                                 => ( ubforcartprodlem1
                                                                                                                                   => ( ubforcartprodlem2
                                                                                                                                     => ( ubforcartprodlem3
                                                                                                                                       => ( cartprodpairin
                                                                                                                                         => ( cartprodmempair1
                                                                                                                                           => ( cartprodmempair
                                                                                                                                             => ( setunionE2
                                                                                                                                               => ( setunionsingleton1
                                                                                                                                                 => ( setunionsingleton2
                                                                                                                                                   => ( setunionsingleton
                                                                                                                                                     => ( singletonprop
                                                                                                                                                       => ( ex1E1
                                                                                                                                                         => ( ex1I
                                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3925]) ).

thf(f3931,plain,
    ( ( subsetE2
     => ( notsubsetI
       => ( notequalI1
         => ( notequalI2
           => ( subsetRefl
             => ( subsetTrans
               => ( setadjoinSub
                 => ( setadjoinSub2
                   => ( subset2powerset
                     => ( setextsub
                       => ( subsetemptysetimpeq
                         => ( powersetI1
                           => ( powersetE1
                             => ( inPowerset
                               => ( powersetsubset
                                 => ( sepInPowerset
                                   => ( sepSubset
                                     => ( binunionIL
                                       => ( upairset2IR
                                         => ( binunionIR
                                           => ( binunionEcases
                                             => ( binunionE
                                               => ( binunionLsub
                                                 => ( binunionRsub
                                                   => ( binintersectI
                                                     => ( binintersectSubset5
                                                       => ( binintersectEL
                                                         => ( binintersectLsub
                                                           => ( binintersectSubset2
                                                             => ( binintersectSubset3
                                                               => ( binintersectER
                                                                 => ( disjointsetsI1
                                                                   => ( binintersectRsub
                                                                     => ( binintersectSubset4
                                                                       => ( binintersectSubset1
                                                                         => ( bs114d
                                                                           => ( setminusI
                                                                             => ( setminusEL
                                                                               => ( setminusER
                                                                                 => ( setminusSubset2
                                                                                   => ( setminusERneg
                                                                                     => ( setminusELneg
                                                                                       => ( setminusILneg
                                                                                         => ( setminusIRneg
                                                                                           => ( setminusLsub
                                                                                             => ( setminusSubset1
                                                                                               => ( symdiffE
                                                                                                 => ( symdiffI1
                                                                                                   => ( symdiffI2
                                                                                                     => ( symdiffIneg1
                                                                                                       => ( symdiffIneg2
                                                                                                         => ( secondinupair
                                                                                                           => ( setukpairIL
                                                                                                             => ( setukpairIR
                                                                                                               => ( kpairiskpair
                                                                                                                 => ( kpairp
                                                                                                                   => ( singletonsubset
                                                                                                                     => ( singletoninpowerset
                                                                                                                       => ( singletoninpowunion
                                                                                                                         => ( upairset2E
                                                                                                                           => ( upairsubunion
                                                                                                                             => ( upairinpowunion
                                                                                                                               => ( ubforcartprodlem1
                                                                                                                                 => ( ubforcartprodlem2
                                                                                                                                   => ( ubforcartprodlem3
                                                                                                                                     => ( cartprodpairin
                                                                                                                                       => ( cartprodmempair1
                                                                                                                                         => ( cartprodmempair
                                                                                                                                           => ( setunionE2
                                                                                                                                             => ( setunionsingleton1
                                                                                                                                               => ( setunionsingleton2
                                                                                                                                                 => ( setunionsingleton
                                                                                                                                                   => ( singletonprop
                                                                                                                                                     => ( ex1E1
                                                                                                                                                       => ( ex1I
                                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                                ( !! @ $i
                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3927]) ).

thf(f3934,plain,
    ( ( notsubsetI
     => ( notequalI1
       => ( notequalI2
         => ( subsetRefl
           => ( subsetTrans
             => ( setadjoinSub
               => ( setadjoinSub2
                 => ( subset2powerset
                   => ( setextsub
                     => ( subsetemptysetimpeq
                       => ( powersetI1
                         => ( powersetE1
                           => ( inPowerset
                             => ( powersetsubset
                               => ( sepInPowerset
                                 => ( sepSubset
                                   => ( binunionIL
                                     => ( upairset2IR
                                       => ( binunionIR
                                         => ( binunionEcases
                                           => ( binunionE
                                             => ( binunionLsub
                                               => ( binunionRsub
                                                 => ( binintersectI
                                                   => ( binintersectSubset5
                                                     => ( binintersectEL
                                                       => ( binintersectLsub
                                                         => ( binintersectSubset2
                                                           => ( binintersectSubset3
                                                             => ( binintersectER
                                                               => ( disjointsetsI1
                                                                 => ( binintersectRsub
                                                                   => ( binintersectSubset4
                                                                     => ( binintersectSubset1
                                                                       => ( bs114d
                                                                         => ( setminusI
                                                                           => ( setminusEL
                                                                             => ( setminusER
                                                                               => ( setminusSubset2
                                                                                 => ( setminusERneg
                                                                                   => ( setminusELneg
                                                                                     => ( setminusILneg
                                                                                       => ( setminusIRneg
                                                                                         => ( setminusLsub
                                                                                           => ( setminusSubset1
                                                                                             => ( symdiffE
                                                                                               => ( symdiffI1
                                                                                                 => ( symdiffI2
                                                                                                   => ( symdiffIneg1
                                                                                                     => ( symdiffIneg2
                                                                                                       => ( secondinupair
                                                                                                         => ( setukpairIL
                                                                                                           => ( setukpairIR
                                                                                                             => ( kpairiskpair
                                                                                                               => ( kpairp
                                                                                                                 => ( singletonsubset
                                                                                                                   => ( singletoninpowerset
                                                                                                                     => ( singletoninpowunion
                                                                                                                       => ( upairset2E
                                                                                                                         => ( upairsubunion
                                                                                                                           => ( upairinpowunion
                                                                                                                             => ( ubforcartprodlem1
                                                                                                                               => ( ubforcartprodlem2
                                                                                                                                 => ( ubforcartprodlem3
                                                                                                                                   => ( cartprodpairin
                                                                                                                                     => ( cartprodmempair1
                                                                                                                                       => ( cartprodmempair
                                                                                                                                         => ( setunionE2
                                                                                                                                           => ( setunionsingleton1
                                                                                                                                             => ( setunionsingleton2
                                                                                                                                               => ( setunionsingleton
                                                                                                                                                 => ( singletonprop
                                                                                                                                                   => ( ex1E1
                                                                                                                                                     => ( ex1I
                                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                                              ( !! @ $i
                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3931]) ).

thf(f3937,plain,
    ( $false
    = ( notequalI1
     => ( notequalI2
       => ( subsetRefl
         => ( subsetTrans
           => ( setadjoinSub
             => ( setadjoinSub2
               => ( subset2powerset
                 => ( setextsub
                   => ( subsetemptysetimpeq
                     => ( powersetI1
                       => ( powersetE1
                         => ( inPowerset
                           => ( powersetsubset
                             => ( sepInPowerset
                               => ( sepSubset
                                 => ( binunionIL
                                   => ( upairset2IR
                                     => ( binunionIR
                                       => ( binunionEcases
                                         => ( binunionE
                                           => ( binunionLsub
                                             => ( binunionRsub
                                               => ( binintersectI
                                                 => ( binintersectSubset5
                                                   => ( binintersectEL
                                                     => ( binintersectLsub
                                                       => ( binintersectSubset2
                                                         => ( binintersectSubset3
                                                           => ( binintersectER
                                                             => ( disjointsetsI1
                                                               => ( binintersectRsub
                                                                 => ( binintersectSubset4
                                                                   => ( binintersectSubset1
                                                                     => ( bs114d
                                                                       => ( setminusI
                                                                         => ( setminusEL
                                                                           => ( setminusER
                                                                             => ( setminusSubset2
                                                                               => ( setminusERneg
                                                                                 => ( setminusELneg
                                                                                   => ( setminusILneg
                                                                                     => ( setminusIRneg
                                                                                       => ( setminusLsub
                                                                                         => ( setminusSubset1
                                                                                           => ( symdiffE
                                                                                             => ( symdiffI1
                                                                                               => ( symdiffI2
                                                                                                 => ( symdiffIneg1
                                                                                                   => ( symdiffIneg2
                                                                                                     => ( secondinupair
                                                                                                       => ( setukpairIL
                                                                                                         => ( setukpairIR
                                                                                                           => ( kpairiskpair
                                                                                                             => ( kpairp
                                                                                                               => ( singletonsubset
                                                                                                                 => ( singletoninpowerset
                                                                                                                   => ( singletoninpowunion
                                                                                                                     => ( upairset2E
                                                                                                                       => ( upairsubunion
                                                                                                                         => ( upairinpowunion
                                                                                                                           => ( ubforcartprodlem1
                                                                                                                             => ( ubforcartprodlem2
                                                                                                                               => ( ubforcartprodlem3
                                                                                                                                 => ( cartprodpairin
                                                                                                                                   => ( cartprodmempair1
                                                                                                                                     => ( cartprodmempair
                                                                                                                                       => ( setunionE2
                                                                                                                                         => ( setunionsingleton1
                                                                                                                                           => ( setunionsingleton2
                                                                                                                                             => ( setunionsingleton
                                                                                                                                               => ( singletonprop
                                                                                                                                                 => ( ex1E1
                                                                                                                                                   => ( ex1I
                                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                                            ( !! @ $i
                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                ( ( !! @ $i
                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3934]) ).

thf(f3939,plain,
    ( ( notequalI2
     => ( subsetRefl
       => ( subsetTrans
         => ( setadjoinSub
           => ( setadjoinSub2
             => ( subset2powerset
               => ( setextsub
                 => ( subsetemptysetimpeq
                   => ( powersetI1
                     => ( powersetE1
                       => ( inPowerset
                         => ( powersetsubset
                           => ( sepInPowerset
                             => ( sepSubset
                               => ( binunionIL
                                 => ( upairset2IR
                                   => ( binunionIR
                                     => ( binunionEcases
                                       => ( binunionE
                                         => ( binunionLsub
                                           => ( binunionRsub
                                             => ( binintersectI
                                               => ( binintersectSubset5
                                                 => ( binintersectEL
                                                   => ( binintersectLsub
                                                     => ( binintersectSubset2
                                                       => ( binintersectSubset3
                                                         => ( binintersectER
                                                           => ( disjointsetsI1
                                                             => ( binintersectRsub
                                                               => ( binintersectSubset4
                                                                 => ( binintersectSubset1
                                                                   => ( bs114d
                                                                     => ( setminusI
                                                                       => ( setminusEL
                                                                         => ( setminusER
                                                                           => ( setminusSubset2
                                                                             => ( setminusERneg
                                                                               => ( setminusELneg
                                                                                 => ( setminusILneg
                                                                                   => ( setminusIRneg
                                                                                     => ( setminusLsub
                                                                                       => ( setminusSubset1
                                                                                         => ( symdiffE
                                                                                           => ( symdiffI1
                                                                                             => ( symdiffI2
                                                                                               => ( symdiffIneg1
                                                                                                 => ( symdiffIneg2
                                                                                                   => ( secondinupair
                                                                                                     => ( setukpairIL
                                                                                                       => ( setukpairIR
                                                                                                         => ( kpairiskpair
                                                                                                           => ( kpairp
                                                                                                             => ( singletonsubset
                                                                                                               => ( singletoninpowerset
                                                                                                                 => ( singletoninpowunion
                                                                                                                   => ( upairset2E
                                                                                                                     => ( upairsubunion
                                                                                                                       => ( upairinpowunion
                                                                                                                         => ( ubforcartprodlem1
                                                                                                                           => ( ubforcartprodlem2
                                                                                                                             => ( ubforcartprodlem3
                                                                                                                               => ( cartprodpairin
                                                                                                                                 => ( cartprodmempair1
                                                                                                                                   => ( cartprodmempair
                                                                                                                                     => ( setunionE2
                                                                                                                                       => ( setunionsingleton1
                                                                                                                                         => ( setunionsingleton2
                                                                                                                                           => ( setunionsingleton
                                                                                                                                             => ( singletonprop
                                                                                                                                               => ( ex1E1
                                                                                                                                                 => ( ex1I
                                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                                          ( !! @ $i
                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                              ( ( !! @ $i
                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3937]) ).

thf(f3942,plain,
    ( ( subsetRefl
     => ( subsetTrans
       => ( setadjoinSub
         => ( setadjoinSub2
           => ( subset2powerset
             => ( setextsub
               => ( subsetemptysetimpeq
                 => ( powersetI1
                   => ( powersetE1
                     => ( inPowerset
                       => ( powersetsubset
                         => ( sepInPowerset
                           => ( sepSubset
                             => ( binunionIL
                               => ( upairset2IR
                                 => ( binunionIR
                                   => ( binunionEcases
                                     => ( binunionE
                                       => ( binunionLsub
                                         => ( binunionRsub
                                           => ( binintersectI
                                             => ( binintersectSubset5
                                               => ( binintersectEL
                                                 => ( binintersectLsub
                                                   => ( binintersectSubset2
                                                     => ( binintersectSubset3
                                                       => ( binintersectER
                                                         => ( disjointsetsI1
                                                           => ( binintersectRsub
                                                             => ( binintersectSubset4
                                                               => ( binintersectSubset1
                                                                 => ( bs114d
                                                                   => ( setminusI
                                                                     => ( setminusEL
                                                                       => ( setminusER
                                                                         => ( setminusSubset2
                                                                           => ( setminusERneg
                                                                             => ( setminusELneg
                                                                               => ( setminusILneg
                                                                                 => ( setminusIRneg
                                                                                   => ( setminusLsub
                                                                                     => ( setminusSubset1
                                                                                       => ( symdiffE
                                                                                         => ( symdiffI1
                                                                                           => ( symdiffI2
                                                                                             => ( symdiffIneg1
                                                                                               => ( symdiffIneg2
                                                                                                 => ( secondinupair
                                                                                                   => ( setukpairIL
                                                                                                     => ( setukpairIR
                                                                                                       => ( kpairiskpair
                                                                                                         => ( kpairp
                                                                                                           => ( singletonsubset
                                                                                                             => ( singletoninpowerset
                                                                                                               => ( singletoninpowunion
                                                                                                                 => ( upairset2E
                                                                                                                   => ( upairsubunion
                                                                                                                     => ( upairinpowunion
                                                                                                                       => ( ubforcartprodlem1
                                                                                                                         => ( ubforcartprodlem2
                                                                                                                           => ( ubforcartprodlem3
                                                                                                                             => ( cartprodpairin
                                                                                                                               => ( cartprodmempair1
                                                                                                                                 => ( cartprodmempair
                                                                                                                                   => ( setunionE2
                                                                                                                                     => ( setunionsingleton1
                                                                                                                                       => ( setunionsingleton2
                                                                                                                                         => ( setunionsingleton
                                                                                                                                           => ( singletonprop
                                                                                                                                             => ( ex1E1
                                                                                                                                               => ( ex1I
                                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                                        ( !! @ $i
                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                            ( ( !! @ $i
                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3939]) ).

thf(f3945,plain,
    ( ( subsetTrans
     => ( setadjoinSub
       => ( setadjoinSub2
         => ( subset2powerset
           => ( setextsub
             => ( subsetemptysetimpeq
               => ( powersetI1
                 => ( powersetE1
                   => ( inPowerset
                     => ( powersetsubset
                       => ( sepInPowerset
                         => ( sepSubset
                           => ( binunionIL
                             => ( upairset2IR
                               => ( binunionIR
                                 => ( binunionEcases
                                   => ( binunionE
                                     => ( binunionLsub
                                       => ( binunionRsub
                                         => ( binintersectI
                                           => ( binintersectSubset5
                                             => ( binintersectEL
                                               => ( binintersectLsub
                                                 => ( binintersectSubset2
                                                   => ( binintersectSubset3
                                                     => ( binintersectER
                                                       => ( disjointsetsI1
                                                         => ( binintersectRsub
                                                           => ( binintersectSubset4
                                                             => ( binintersectSubset1
                                                               => ( bs114d
                                                                 => ( setminusI
                                                                   => ( setminusEL
                                                                     => ( setminusER
                                                                       => ( setminusSubset2
                                                                         => ( setminusERneg
                                                                           => ( setminusELneg
                                                                             => ( setminusILneg
                                                                               => ( setminusIRneg
                                                                                 => ( setminusLsub
                                                                                   => ( setminusSubset1
                                                                                     => ( symdiffE
                                                                                       => ( symdiffI1
                                                                                         => ( symdiffI2
                                                                                           => ( symdiffIneg1
                                                                                             => ( symdiffIneg2
                                                                                               => ( secondinupair
                                                                                                 => ( setukpairIL
                                                                                                   => ( setukpairIR
                                                                                                     => ( kpairiskpair
                                                                                                       => ( kpairp
                                                                                                         => ( singletonsubset
                                                                                                           => ( singletoninpowerset
                                                                                                             => ( singletoninpowunion
                                                                                                               => ( upairset2E
                                                                                                                 => ( upairsubunion
                                                                                                                   => ( upairinpowunion
                                                                                                                     => ( ubforcartprodlem1
                                                                                                                       => ( ubforcartprodlem2
                                                                                                                         => ( ubforcartprodlem3
                                                                                                                           => ( cartprodpairin
                                                                                                                             => ( cartprodmempair1
                                                                                                                               => ( cartprodmempair
                                                                                                                                 => ( setunionE2
                                                                                                                                   => ( setunionsingleton1
                                                                                                                                     => ( setunionsingleton2
                                                                                                                                       => ( setunionsingleton
                                                                                                                                         => ( singletonprop
                                                                                                                                           => ( ex1E1
                                                                                                                                             => ( ex1I
                                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                                      ( !! @ $i
                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                          ( ( !! @ $i
                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3942]) ).

thf(f3948,plain,
    ( ( setadjoinSub
     => ( setadjoinSub2
       => ( subset2powerset
         => ( setextsub
           => ( subsetemptysetimpeq
             => ( powersetI1
               => ( powersetE1
                 => ( inPowerset
                   => ( powersetsubset
                     => ( sepInPowerset
                       => ( sepSubset
                         => ( binunionIL
                           => ( upairset2IR
                             => ( binunionIR
                               => ( binunionEcases
                                 => ( binunionE
                                   => ( binunionLsub
                                     => ( binunionRsub
                                       => ( binintersectI
                                         => ( binintersectSubset5
                                           => ( binintersectEL
                                             => ( binintersectLsub
                                               => ( binintersectSubset2
                                                 => ( binintersectSubset3
                                                   => ( binintersectER
                                                     => ( disjointsetsI1
                                                       => ( binintersectRsub
                                                         => ( binintersectSubset4
                                                           => ( binintersectSubset1
                                                             => ( bs114d
                                                               => ( setminusI
                                                                 => ( setminusEL
                                                                   => ( setminusER
                                                                     => ( setminusSubset2
                                                                       => ( setminusERneg
                                                                         => ( setminusELneg
                                                                           => ( setminusILneg
                                                                             => ( setminusIRneg
                                                                               => ( setminusLsub
                                                                                 => ( setminusSubset1
                                                                                   => ( symdiffE
                                                                                     => ( symdiffI1
                                                                                       => ( symdiffI2
                                                                                         => ( symdiffIneg1
                                                                                           => ( symdiffIneg2
                                                                                             => ( secondinupair
                                                                                               => ( setukpairIL
                                                                                                 => ( setukpairIR
                                                                                                   => ( kpairiskpair
                                                                                                     => ( kpairp
                                                                                                       => ( singletonsubset
                                                                                                         => ( singletoninpowerset
                                                                                                           => ( singletoninpowunion
                                                                                                             => ( upairset2E
                                                                                                               => ( upairsubunion
                                                                                                                 => ( upairinpowunion
                                                                                                                   => ( ubforcartprodlem1
                                                                                                                     => ( ubforcartprodlem2
                                                                                                                       => ( ubforcartprodlem3
                                                                                                                         => ( cartprodpairin
                                                                                                                           => ( cartprodmempair1
                                                                                                                             => ( cartprodmempair
                                                                                                                               => ( setunionE2
                                                                                                                                 => ( setunionsingleton1
                                                                                                                                   => ( setunionsingleton2
                                                                                                                                     => ( setunionsingleton
                                                                                                                                       => ( singletonprop
                                                                                                                                         => ( ex1E1
                                                                                                                                           => ( ex1I
                                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                                    ( !! @ $i
                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                        ( ( !! @ $i
                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3945]) ).

thf(f3951,plain,
    ( ( setadjoinSub2
     => ( subset2powerset
       => ( setextsub
         => ( subsetemptysetimpeq
           => ( powersetI1
             => ( powersetE1
               => ( inPowerset
                 => ( powersetsubset
                   => ( sepInPowerset
                     => ( sepSubset
                       => ( binunionIL
                         => ( upairset2IR
                           => ( binunionIR
                             => ( binunionEcases
                               => ( binunionE
                                 => ( binunionLsub
                                   => ( binunionRsub
                                     => ( binintersectI
                                       => ( binintersectSubset5
                                         => ( binintersectEL
                                           => ( binintersectLsub
                                             => ( binintersectSubset2
                                               => ( binintersectSubset3
                                                 => ( binintersectER
                                                   => ( disjointsetsI1
                                                     => ( binintersectRsub
                                                       => ( binintersectSubset4
                                                         => ( binintersectSubset1
                                                           => ( bs114d
                                                             => ( setminusI
                                                               => ( setminusEL
                                                                 => ( setminusER
                                                                   => ( setminusSubset2
                                                                     => ( setminusERneg
                                                                       => ( setminusELneg
                                                                         => ( setminusILneg
                                                                           => ( setminusIRneg
                                                                             => ( setminusLsub
                                                                               => ( setminusSubset1
                                                                                 => ( symdiffE
                                                                                   => ( symdiffI1
                                                                                     => ( symdiffI2
                                                                                       => ( symdiffIneg1
                                                                                         => ( symdiffIneg2
                                                                                           => ( secondinupair
                                                                                             => ( setukpairIL
                                                                                               => ( setukpairIR
                                                                                                 => ( kpairiskpair
                                                                                                   => ( kpairp
                                                                                                     => ( singletonsubset
                                                                                                       => ( singletoninpowerset
                                                                                                         => ( singletoninpowunion
                                                                                                           => ( upairset2E
                                                                                                             => ( upairsubunion
                                                                                                               => ( upairinpowunion
                                                                                                                 => ( ubforcartprodlem1
                                                                                                                   => ( ubforcartprodlem2
                                                                                                                     => ( ubforcartprodlem3
                                                                                                                       => ( cartprodpairin
                                                                                                                         => ( cartprodmempair1
                                                                                                                           => ( cartprodmempair
                                                                                                                             => ( setunionE2
                                                                                                                               => ( setunionsingleton1
                                                                                                                                 => ( setunionsingleton2
                                                                                                                                   => ( setunionsingleton
                                                                                                                                     => ( singletonprop
                                                                                                                                       => ( ex1E1
                                                                                                                                         => ( ex1I
                                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                                  ( !! @ $i
                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                      ( ( !! @ $i
                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                           => ( !! @ $i
                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3948]) ).

thf(f3954,plain,
    ( ( subset2powerset
     => ( setextsub
       => ( subsetemptysetimpeq
         => ( powersetI1
           => ( powersetE1
             => ( inPowerset
               => ( powersetsubset
                 => ( sepInPowerset
                   => ( sepSubset
                     => ( binunionIL
                       => ( upairset2IR
                         => ( binunionIR
                           => ( binunionEcases
                             => ( binunionE
                               => ( binunionLsub
                                 => ( binunionRsub
                                   => ( binintersectI
                                     => ( binintersectSubset5
                                       => ( binintersectEL
                                         => ( binintersectLsub
                                           => ( binintersectSubset2
                                             => ( binintersectSubset3
                                               => ( binintersectER
                                                 => ( disjointsetsI1
                                                   => ( binintersectRsub
                                                     => ( binintersectSubset4
                                                       => ( binintersectSubset1
                                                         => ( bs114d
                                                           => ( setminusI
                                                             => ( setminusEL
                                                               => ( setminusER
                                                                 => ( setminusSubset2
                                                                   => ( setminusERneg
                                                                     => ( setminusELneg
                                                                       => ( setminusILneg
                                                                         => ( setminusIRneg
                                                                           => ( setminusLsub
                                                                             => ( setminusSubset1
                                                                               => ( symdiffE
                                                                                 => ( symdiffI1
                                                                                   => ( symdiffI2
                                                                                     => ( symdiffIneg1
                                                                                       => ( symdiffIneg2
                                                                                         => ( secondinupair
                                                                                           => ( setukpairIL
                                                                                             => ( setukpairIR
                                                                                               => ( kpairiskpair
                                                                                                 => ( kpairp
                                                                                                   => ( singletonsubset
                                                                                                     => ( singletoninpowerset
                                                                                                       => ( singletoninpowunion
                                                                                                         => ( upairset2E
                                                                                                           => ( upairsubunion
                                                                                                             => ( upairinpowunion
                                                                                                               => ( ubforcartprodlem1
                                                                                                                 => ( ubforcartprodlem2
                                                                                                                   => ( ubforcartprodlem3
                                                                                                                     => ( cartprodpairin
                                                                                                                       => ( cartprodmempair1
                                                                                                                         => ( cartprodmempair
                                                                                                                           => ( setunionE2
                                                                                                                             => ( setunionsingleton1
                                                                                                                               => ( setunionsingleton2
                                                                                                                                 => ( setunionsingleton
                                                                                                                                   => ( singletonprop
                                                                                                                                     => ( ex1E1
                                                                                                                                       => ( ex1I
                                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                                ( !! @ $i
                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                    ( ( !! @ $i
                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                         => ( !! @ $i
                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3951]) ).

thf(f3958,plain,
    ( ( setextsub
     => ( subsetemptysetimpeq
       => ( powersetI1
         => ( powersetE1
           => ( inPowerset
             => ( powersetsubset
               => ( sepInPowerset
                 => ( sepSubset
                   => ( binunionIL
                     => ( upairset2IR
                       => ( binunionIR
                         => ( binunionEcases
                           => ( binunionE
                             => ( binunionLsub
                               => ( binunionRsub
                                 => ( binintersectI
                                   => ( binintersectSubset5
                                     => ( binintersectEL
                                       => ( binintersectLsub
                                         => ( binintersectSubset2
                                           => ( binintersectSubset3
                                             => ( binintersectER
                                               => ( disjointsetsI1
                                                 => ( binintersectRsub
                                                   => ( binintersectSubset4
                                                     => ( binintersectSubset1
                                                       => ( bs114d
                                                         => ( setminusI
                                                           => ( setminusEL
                                                             => ( setminusER
                                                               => ( setminusSubset2
                                                                 => ( setminusERneg
                                                                   => ( setminusELneg
                                                                     => ( setminusILneg
                                                                       => ( setminusIRneg
                                                                         => ( setminusLsub
                                                                           => ( setminusSubset1
                                                                             => ( symdiffE
                                                                               => ( symdiffI1
                                                                                 => ( symdiffI2
                                                                                   => ( symdiffIneg1
                                                                                     => ( symdiffIneg2
                                                                                       => ( secondinupair
                                                                                         => ( setukpairIL
                                                                                           => ( setukpairIR
                                                                                             => ( kpairiskpair
                                                                                               => ( kpairp
                                                                                                 => ( singletonsubset
                                                                                                   => ( singletoninpowerset
                                                                                                     => ( singletoninpowunion
                                                                                                       => ( upairset2E
                                                                                                         => ( upairsubunion
                                                                                                           => ( upairinpowunion
                                                                                                             => ( ubforcartprodlem1
                                                                                                               => ( ubforcartprodlem2
                                                                                                                 => ( ubforcartprodlem3
                                                                                                                   => ( cartprodpairin
                                                                                                                     => ( cartprodmempair1
                                                                                                                       => ( cartprodmempair
                                                                                                                         => ( setunionE2
                                                                                                                           => ( setunionsingleton1
                                                                                                                             => ( setunionsingleton2
                                                                                                                               => ( setunionsingleton
                                                                                                                                 => ( singletonprop
                                                                                                                                   => ( ex1E1
                                                                                                                                     => ( ex1I
                                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                                              ( !! @ $i
                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                  ( ( !! @ $i
                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                       => ( !! @ $i
                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3954]) ).

thf(f3961,plain,
    ( ( subsetemptysetimpeq
     => ( powersetI1
       => ( powersetE1
         => ( inPowerset
           => ( powersetsubset
             => ( sepInPowerset
               => ( sepSubset
                 => ( binunionIL
                   => ( upairset2IR
                     => ( binunionIR
                       => ( binunionEcases
                         => ( binunionE
                           => ( binunionLsub
                             => ( binunionRsub
                               => ( binintersectI
                                 => ( binintersectSubset5
                                   => ( binintersectEL
                                     => ( binintersectLsub
                                       => ( binintersectSubset2
                                         => ( binintersectSubset3
                                           => ( binintersectER
                                             => ( disjointsetsI1
                                               => ( binintersectRsub
                                                 => ( binintersectSubset4
                                                   => ( binintersectSubset1
                                                     => ( bs114d
                                                       => ( setminusI
                                                         => ( setminusEL
                                                           => ( setminusER
                                                             => ( setminusSubset2
                                                               => ( setminusERneg
                                                                 => ( setminusELneg
                                                                   => ( setminusILneg
                                                                     => ( setminusIRneg
                                                                       => ( setminusLsub
                                                                         => ( setminusSubset1
                                                                           => ( symdiffE
                                                                             => ( symdiffI1
                                                                               => ( symdiffI2
                                                                                 => ( symdiffIneg1
                                                                                   => ( symdiffIneg2
                                                                                     => ( secondinupair
                                                                                       => ( setukpairIL
                                                                                         => ( setukpairIR
                                                                                           => ( kpairiskpair
                                                                                             => ( kpairp
                                                                                               => ( singletonsubset
                                                                                                 => ( singletoninpowerset
                                                                                                   => ( singletoninpowunion
                                                                                                     => ( upairset2E
                                                                                                       => ( upairsubunion
                                                                                                         => ( upairinpowunion
                                                                                                           => ( ubforcartprodlem1
                                                                                                             => ( ubforcartprodlem2
                                                                                                               => ( ubforcartprodlem3
                                                                                                                 => ( cartprodpairin
                                                                                                                   => ( cartprodmempair1
                                                                                                                     => ( cartprodmempair
                                                                                                                       => ( setunionE2
                                                                                                                         => ( setunionsingleton1
                                                                                                                           => ( setunionsingleton2
                                                                                                                             => ( setunionsingleton
                                                                                                                               => ( singletonprop
                                                                                                                                 => ( ex1E1
                                                                                                                                   => ( ex1I
                                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                                            ( !! @ $i
                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                ( ( !! @ $i
                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                     => ( !! @ $i
                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                               => ( ( ?? @ $i
                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3958]) ).

thf(f3963,plain,
    ( ( powersetI1
     => ( powersetE1
       => ( inPowerset
         => ( powersetsubset
           => ( sepInPowerset
             => ( sepSubset
               => ( binunionIL
                 => ( upairset2IR
                   => ( binunionIR
                     => ( binunionEcases
                       => ( binunionE
                         => ( binunionLsub
                           => ( binunionRsub
                             => ( binintersectI
                               => ( binintersectSubset5
                                 => ( binintersectEL
                                   => ( binintersectLsub
                                     => ( binintersectSubset2
                                       => ( binintersectSubset3
                                         => ( binintersectER
                                           => ( disjointsetsI1
                                             => ( binintersectRsub
                                               => ( binintersectSubset4
                                                 => ( binintersectSubset1
                                                   => ( bs114d
                                                     => ( setminusI
                                                       => ( setminusEL
                                                         => ( setminusER
                                                           => ( setminusSubset2
                                                             => ( setminusERneg
                                                               => ( setminusELneg
                                                                 => ( setminusILneg
                                                                   => ( setminusIRneg
                                                                     => ( setminusLsub
                                                                       => ( setminusSubset1
                                                                         => ( symdiffE
                                                                           => ( symdiffI1
                                                                             => ( symdiffI2
                                                                               => ( symdiffIneg1
                                                                                 => ( symdiffIneg2
                                                                                   => ( secondinupair
                                                                                     => ( setukpairIL
                                                                                       => ( setukpairIR
                                                                                         => ( kpairiskpair
                                                                                           => ( kpairp
                                                                                             => ( singletonsubset
                                                                                               => ( singletoninpowerset
                                                                                                 => ( singletoninpowunion
                                                                                                   => ( upairset2E
                                                                                                     => ( upairsubunion
                                                                                                       => ( upairinpowunion
                                                                                                         => ( ubforcartprodlem1
                                                                                                           => ( ubforcartprodlem2
                                                                                                             => ( ubforcartprodlem3
                                                                                                               => ( cartprodpairin
                                                                                                                 => ( cartprodmempair1
                                                                                                                   => ( cartprodmempair
                                                                                                                     => ( setunionE2
                                                                                                                       => ( setunionsingleton1
                                                                                                                         => ( setunionsingleton2
                                                                                                                           => ( setunionsingleton
                                                                                                                             => ( singletonprop
                                                                                                                               => ( ex1E1
                                                                                                                                 => ( ex1I
                                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                                          ( !! @ $i
                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                              ( ( !! @ $i
                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                   => ( !! @ $i
                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                             => ( ( ?? @ $i
                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                                               => ( ?? @ $i
                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3961]) ).

thf(f3967,plain,
    ( ( powersetE1
     => ( inPowerset
       => ( powersetsubset
         => ( sepInPowerset
           => ( sepSubset
             => ( binunionIL
               => ( upairset2IR
                 => ( binunionIR
                   => ( binunionEcases
                     => ( binunionE
                       => ( binunionLsub
                         => ( binunionRsub
                           => ( binintersectI
                             => ( binintersectSubset5
                               => ( binintersectEL
                                 => ( binintersectLsub
                                   => ( binintersectSubset2
                                     => ( binintersectSubset3
                                       => ( binintersectER
                                         => ( disjointsetsI1
                                           => ( binintersectRsub
                                             => ( binintersectSubset4
                                               => ( binintersectSubset1
                                                 => ( bs114d
                                                   => ( setminusI
                                                     => ( setminusEL
                                                       => ( setminusER
                                                         => ( setminusSubset2
                                                           => ( setminusERneg
                                                             => ( setminusELneg
                                                               => ( setminusILneg
                                                                 => ( setminusIRneg
                                                                   => ( setminusLsub
                                                                     => ( setminusSubset1
                                                                       => ( symdiffE
                                                                         => ( symdiffI1
                                                                           => ( symdiffI2
                                                                             => ( symdiffIneg1
                                                                               => ( symdiffIneg2
                                                                                 => ( secondinupair
                                                                                   => ( setukpairIL
                                                                                     => ( setukpairIR
                                                                                       => ( kpairiskpair
                                                                                         => ( kpairp
                                                                                           => ( singletonsubset
                                                                                             => ( singletoninpowerset
                                                                                               => ( singletoninpowunion
                                                                                                 => ( upairset2E
                                                                                                   => ( upairsubunion
                                                                                                     => ( upairinpowunion
                                                                                                       => ( ubforcartprodlem1
                                                                                                         => ( ubforcartprodlem2
                                                                                                           => ( ubforcartprodlem3
                                                                                                             => ( cartprodpairin
                                                                                                               => ( cartprodmempair1
                                                                                                                 => ( cartprodmempair
                                                                                                                   => ( setunionE2
                                                                                                                     => ( setunionsingleton1
                                                                                                                       => ( setunionsingleton2
                                                                                                                         => ( setunionsingleton
                                                                                                                           => ( singletonprop
                                                                                                                             => ( ex1E1
                                                                                                                               => ( ex1I
                                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                                        ( !! @ $i
                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                            ( ( !! @ $i
                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                 => ( !! @ $i
                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                           => ( ( ?? @ $i
                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                                             => ( ?? @ $i
                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3963]) ).

thf(f3969,plain,
    ( ( inPowerset
     => ( powersetsubset
       => ( sepInPowerset
         => ( sepSubset
           => ( binunionIL
             => ( upairset2IR
               => ( binunionIR
                 => ( binunionEcases
                   => ( binunionE
                     => ( binunionLsub
                       => ( binunionRsub
                         => ( binintersectI
                           => ( binintersectSubset5
                             => ( binintersectEL
                               => ( binintersectLsub
                                 => ( binintersectSubset2
                                   => ( binintersectSubset3
                                     => ( binintersectER
                                       => ( disjointsetsI1
                                         => ( binintersectRsub
                                           => ( binintersectSubset4
                                             => ( binintersectSubset1
                                               => ( bs114d
                                                 => ( setminusI
                                                   => ( setminusEL
                                                     => ( setminusER
                                                       => ( setminusSubset2
                                                         => ( setminusERneg
                                                           => ( setminusELneg
                                                             => ( setminusILneg
                                                               => ( setminusIRneg
                                                                 => ( setminusLsub
                                                                   => ( setminusSubset1
                                                                     => ( symdiffE
                                                                       => ( symdiffI1
                                                                         => ( symdiffI2
                                                                           => ( symdiffIneg1
                                                                             => ( symdiffIneg2
                                                                               => ( secondinupair
                                                                                 => ( setukpairIL
                                                                                   => ( setukpairIR
                                                                                     => ( kpairiskpair
                                                                                       => ( kpairp
                                                                                         => ( singletonsubset
                                                                                           => ( singletoninpowerset
                                                                                             => ( singletoninpowunion
                                                                                               => ( upairset2E
                                                                                                 => ( upairsubunion
                                                                                                   => ( upairinpowunion
                                                                                                     => ( ubforcartprodlem1
                                                                                                       => ( ubforcartprodlem2
                                                                                                         => ( ubforcartprodlem3
                                                                                                           => ( cartprodpairin
                                                                                                             => ( cartprodmempair1
                                                                                                               => ( cartprodmempair
                                                                                                                 => ( setunionE2
                                                                                                                   => ( setunionsingleton1
                                                                                                                     => ( setunionsingleton2
                                                                                                                       => ( setunionsingleton
                                                                                                                         => ( singletonprop
                                                                                                                           => ( ex1E1
                                                                                                                             => ( ex1I
                                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                                      ( !! @ $i
                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                          ( ( !! @ $i
                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                               => ( !! @ $i
                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                         => ( ( ?? @ $i
                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                                           => ( ?? @ $i
                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3967]) ).

thf(f3972,plain,
    ( $false
    = ( powersetsubset
     => ( sepInPowerset
       => ( sepSubset
         => ( binunionIL
           => ( upairset2IR
             => ( binunionIR
               => ( binunionEcases
                 => ( binunionE
                   => ( binunionLsub
                     => ( binunionRsub
                       => ( binintersectI
                         => ( binintersectSubset5
                           => ( binintersectEL
                             => ( binintersectLsub
                               => ( binintersectSubset2
                                 => ( binintersectSubset3
                                   => ( binintersectER
                                     => ( disjointsetsI1
                                       => ( binintersectRsub
                                         => ( binintersectSubset4
                                           => ( binintersectSubset1
                                             => ( bs114d
                                               => ( setminusI
                                                 => ( setminusEL
                                                   => ( setminusER
                                                     => ( setminusSubset2
                                                       => ( setminusERneg
                                                         => ( setminusELneg
                                                           => ( setminusILneg
                                                             => ( setminusIRneg
                                                               => ( setminusLsub
                                                                 => ( setminusSubset1
                                                                   => ( symdiffE
                                                                     => ( symdiffI1
                                                                       => ( symdiffI2
                                                                         => ( symdiffIneg1
                                                                           => ( symdiffIneg2
                                                                             => ( secondinupair
                                                                               => ( setukpairIL
                                                                                 => ( setukpairIR
                                                                                   => ( kpairiskpair
                                                                                     => ( kpairp
                                                                                       => ( singletonsubset
                                                                                         => ( singletoninpowerset
                                                                                           => ( singletoninpowunion
                                                                                             => ( upairset2E
                                                                                               => ( upairsubunion
                                                                                                 => ( upairinpowunion
                                                                                                   => ( ubforcartprodlem1
                                                                                                     => ( ubforcartprodlem2
                                                                                                       => ( ubforcartprodlem3
                                                                                                         => ( cartprodpairin
                                                                                                           => ( cartprodmempair1
                                                                                                             => ( cartprodmempair
                                                                                                               => ( setunionE2
                                                                                                                 => ( setunionsingleton1
                                                                                                                   => ( setunionsingleton2
                                                                                                                     => ( setunionsingleton
                                                                                                                       => ( singletonprop
                                                                                                                         => ( ex1E1
                                                                                                                           => ( ex1I
                                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                                    ( !! @ $i
                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                        ( ( !! @ $i
                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                             => ( !! @ $i
                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                       => ( ( ?? @ $i
                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                                         => ( ?? @ $i
                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3969]) ).

thf(f3975,plain,
    ( ( sepInPowerset
     => ( sepSubset
       => ( binunionIL
         => ( upairset2IR
           => ( binunionIR
             => ( binunionEcases
               => ( binunionE
                 => ( binunionLsub
                   => ( binunionRsub
                     => ( binintersectI
                       => ( binintersectSubset5
                         => ( binintersectEL
                           => ( binintersectLsub
                             => ( binintersectSubset2
                               => ( binintersectSubset3
                                 => ( binintersectER
                                   => ( disjointsetsI1
                                     => ( binintersectRsub
                                       => ( binintersectSubset4
                                         => ( binintersectSubset1
                                           => ( bs114d
                                             => ( setminusI
                                               => ( setminusEL
                                                 => ( setminusER
                                                   => ( setminusSubset2
                                                     => ( setminusERneg
                                                       => ( setminusELneg
                                                         => ( setminusILneg
                                                           => ( setminusIRneg
                                                             => ( setminusLsub
                                                               => ( setminusSubset1
                                                                 => ( symdiffE
                                                                   => ( symdiffI1
                                                                     => ( symdiffI2
                                                                       => ( symdiffIneg1
                                                                         => ( symdiffIneg2
                                                                           => ( secondinupair
                                                                             => ( setukpairIL
                                                                               => ( setukpairIR
                                                                                 => ( kpairiskpair
                                                                                   => ( kpairp
                                                                                     => ( singletonsubset
                                                                                       => ( singletoninpowerset
                                                                                         => ( singletoninpowunion
                                                                                           => ( upairset2E
                                                                                             => ( upairsubunion
                                                                                               => ( upairinpowunion
                                                                                                 => ( ubforcartprodlem1
                                                                                                   => ( ubforcartprodlem2
                                                                                                     => ( ubforcartprodlem3
                                                                                                       => ( cartprodpairin
                                                                                                         => ( cartprodmempair1
                                                                                                           => ( cartprodmempair
                                                                                                             => ( setunionE2
                                                                                                               => ( setunionsingleton1
                                                                                                                 => ( setunionsingleton2
                                                                                                                   => ( setunionsingleton
                                                                                                                     => ( singletonprop
                                                                                                                       => ( ex1E1
                                                                                                                         => ( ex1I
                                                                                                                           => ( !! @ ( $i > $o )
                                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                                  ( !! @ $i
                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                      ( ( !! @ $i
                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                           => ( !! @ $i
                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                     => ( ( ?? @ $i
                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                                       => ( ?? @ $i
                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3972]) ).

thf(f3979,plain,
    ( $false
    = ( sepSubset
     => ( binunionIL
       => ( upairset2IR
         => ( binunionIR
           => ( binunionEcases
             => ( binunionE
               => ( binunionLsub
                 => ( binunionRsub
                   => ( binintersectI
                     => ( binintersectSubset5
                       => ( binintersectEL
                         => ( binintersectLsub
                           => ( binintersectSubset2
                             => ( binintersectSubset3
                               => ( binintersectER
                                 => ( disjointsetsI1
                                   => ( binintersectRsub
                                     => ( binintersectSubset4
                                       => ( binintersectSubset1
                                         => ( bs114d
                                           => ( setminusI
                                             => ( setminusEL
                                               => ( setminusER
                                                 => ( setminusSubset2
                                                   => ( setminusERneg
                                                     => ( setminusELneg
                                                       => ( setminusILneg
                                                         => ( setminusIRneg
                                                           => ( setminusLsub
                                                             => ( setminusSubset1
                                                               => ( symdiffE
                                                                 => ( symdiffI1
                                                                   => ( symdiffI2
                                                                     => ( symdiffIneg1
                                                                       => ( symdiffIneg2
                                                                         => ( secondinupair
                                                                           => ( setukpairIL
                                                                             => ( setukpairIR
                                                                               => ( kpairiskpair
                                                                                 => ( kpairp
                                                                                   => ( singletonsubset
                                                                                     => ( singletoninpowerset
                                                                                       => ( singletoninpowunion
                                                                                         => ( upairset2E
                                                                                           => ( upairsubunion
                                                                                             => ( upairinpowunion
                                                                                               => ( ubforcartprodlem1
                                                                                                 => ( ubforcartprodlem2
                                                                                                   => ( ubforcartprodlem3
                                                                                                     => ( cartprodpairin
                                                                                                       => ( cartprodmempair1
                                                                                                         => ( cartprodmempair
                                                                                                           => ( setunionE2
                                                                                                             => ( setunionsingleton1
                                                                                                               => ( setunionsingleton2
                                                                                                                 => ( setunionsingleton
                                                                                                                   => ( singletonprop
                                                                                                                     => ( ex1E1
                                                                                                                       => ( ex1I
                                                                                                                         => ( !! @ ( $i > $o )
                                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                                ( !! @ $i
                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                    ( ( !! @ $i
                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                         => ( !! @ $i
                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                   => ( ( ?? @ $i
                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                                     => ( ?? @ $i
                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3975]) ).

thf(f3982,plain,
    ( ( binunionIL
     => ( upairset2IR
       => ( binunionIR
         => ( binunionEcases
           => ( binunionE
             => ( binunionLsub
               => ( binunionRsub
                 => ( binintersectI
                   => ( binintersectSubset5
                     => ( binintersectEL
                       => ( binintersectLsub
                         => ( binintersectSubset2
                           => ( binintersectSubset3
                             => ( binintersectER
                               => ( disjointsetsI1
                                 => ( binintersectRsub
                                   => ( binintersectSubset4
                                     => ( binintersectSubset1
                                       => ( bs114d
                                         => ( setminusI
                                           => ( setminusEL
                                             => ( setminusER
                                               => ( setminusSubset2
                                                 => ( setminusERneg
                                                   => ( setminusELneg
                                                     => ( setminusILneg
                                                       => ( setminusIRneg
                                                         => ( setminusLsub
                                                           => ( setminusSubset1
                                                             => ( symdiffE
                                                               => ( symdiffI1
                                                                 => ( symdiffI2
                                                                   => ( symdiffIneg1
                                                                     => ( symdiffIneg2
                                                                       => ( secondinupair
                                                                         => ( setukpairIL
                                                                           => ( setukpairIR
                                                                             => ( kpairiskpair
                                                                               => ( kpairp
                                                                                 => ( singletonsubset
                                                                                   => ( singletoninpowerset
                                                                                     => ( singletoninpowunion
                                                                                       => ( upairset2E
                                                                                         => ( upairsubunion
                                                                                           => ( upairinpowunion
                                                                                             => ( ubforcartprodlem1
                                                                                               => ( ubforcartprodlem2
                                                                                                 => ( ubforcartprodlem3
                                                                                                   => ( cartprodpairin
                                                                                                     => ( cartprodmempair1
                                                                                                       => ( cartprodmempair
                                                                                                         => ( setunionE2
                                                                                                           => ( setunionsingleton1
                                                                                                             => ( setunionsingleton2
                                                                                                               => ( setunionsingleton
                                                                                                                 => ( singletonprop
                                                                                                                   => ( ex1E1
                                                                                                                     => ( ex1I
                                                                                                                       => ( !! @ ( $i > $o )
                                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                                              ( !! @ $i
                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                  ( ( !! @ $i
                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                       => ( !! @ $i
                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                                 => ( ( ?? @ $i
                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                                   => ( ?? @ $i
                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3979]) ).

thf(f3985,plain,
    ( $false
    = ( upairset2IR
     => ( binunionIR
       => ( binunionEcases
         => ( binunionE
           => ( binunionLsub
             => ( binunionRsub
               => ( binintersectI
                 => ( binintersectSubset5
                   => ( binintersectEL
                     => ( binintersectLsub
                       => ( binintersectSubset2
                         => ( binintersectSubset3
                           => ( binintersectER
                             => ( disjointsetsI1
                               => ( binintersectRsub
                                 => ( binintersectSubset4
                                   => ( binintersectSubset1
                                     => ( bs114d
                                       => ( setminusI
                                         => ( setminusEL
                                           => ( setminusER
                                             => ( setminusSubset2
                                               => ( setminusERneg
                                                 => ( setminusELneg
                                                   => ( setminusILneg
                                                     => ( setminusIRneg
                                                       => ( setminusLsub
                                                         => ( setminusSubset1
                                                           => ( symdiffE
                                                             => ( symdiffI1
                                                               => ( symdiffI2
                                                                 => ( symdiffIneg1
                                                                   => ( symdiffIneg2
                                                                     => ( secondinupair
                                                                       => ( setukpairIL
                                                                         => ( setukpairIR
                                                                           => ( kpairiskpair
                                                                             => ( kpairp
                                                                               => ( singletonsubset
                                                                                 => ( singletoninpowerset
                                                                                   => ( singletoninpowunion
                                                                                     => ( upairset2E
                                                                                       => ( upairsubunion
                                                                                         => ( upairinpowunion
                                                                                           => ( ubforcartprodlem1
                                                                                             => ( ubforcartprodlem2
                                                                                               => ( ubforcartprodlem3
                                                                                                 => ( cartprodpairin
                                                                                                   => ( cartprodmempair1
                                                                                                     => ( cartprodmempair
                                                                                                       => ( setunionE2
                                                                                                         => ( setunionsingleton1
                                                                                                           => ( setunionsingleton2
                                                                                                             => ( setunionsingleton
                                                                                                               => ( singletonprop
                                                                                                                 => ( ex1E1
                                                                                                                   => ( ex1I
                                                                                                                     => ( !! @ ( $i > $o )
                                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                                            ( !! @ $i
                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                ( ( !! @ $i
                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                     => ( !! @ $i
                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                               => ( ( ?? @ $i
                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                                 => ( ?? @ $i
                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3982]) ).

thf(f3987,plain,
    ( ( binunionIR
     => ( binunionEcases
       => ( binunionE
         => ( binunionLsub
           => ( binunionRsub
             => ( binintersectI
               => ( binintersectSubset5
                 => ( binintersectEL
                   => ( binintersectLsub
                     => ( binintersectSubset2
                       => ( binintersectSubset3
                         => ( binintersectER
                           => ( disjointsetsI1
                             => ( binintersectRsub
                               => ( binintersectSubset4
                                 => ( binintersectSubset1
                                   => ( bs114d
                                     => ( setminusI
                                       => ( setminusEL
                                         => ( setminusER
                                           => ( setminusSubset2
                                             => ( setminusERneg
                                               => ( setminusELneg
                                                 => ( setminusILneg
                                                   => ( setminusIRneg
                                                     => ( setminusLsub
                                                       => ( setminusSubset1
                                                         => ( symdiffE
                                                           => ( symdiffI1
                                                             => ( symdiffI2
                                                               => ( symdiffIneg1
                                                                 => ( symdiffIneg2
                                                                   => ( secondinupair
                                                                     => ( setukpairIL
                                                                       => ( setukpairIR
                                                                         => ( kpairiskpair
                                                                           => ( kpairp
                                                                             => ( singletonsubset
                                                                               => ( singletoninpowerset
                                                                                 => ( singletoninpowunion
                                                                                   => ( upairset2E
                                                                                     => ( upairsubunion
                                                                                       => ( upairinpowunion
                                                                                         => ( ubforcartprodlem1
                                                                                           => ( ubforcartprodlem2
                                                                                             => ( ubforcartprodlem3
                                                                                               => ( cartprodpairin
                                                                                                 => ( cartprodmempair1
                                                                                                   => ( cartprodmempair
                                                                                                     => ( setunionE2
                                                                                                       => ( setunionsingleton1
                                                                                                         => ( setunionsingleton2
                                                                                                           => ( setunionsingleton
                                                                                                             => ( singletonprop
                                                                                                               => ( ex1E1
                                                                                                                 => ( ex1I
                                                                                                                   => ( !! @ ( $i > $o )
                                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                                          ( !! @ $i
                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                              ( ( !! @ $i
                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                   => ( !! @ $i
                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                             => ( ( ?? @ $i
                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                                               => ( ?? @ $i
                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3985]) ).

thf(f3990,plain,
    ( ( binunionEcases
     => ( binunionE
       => ( binunionLsub
         => ( binunionRsub
           => ( binintersectI
             => ( binintersectSubset5
               => ( binintersectEL
                 => ( binintersectLsub
                   => ( binintersectSubset2
                     => ( binintersectSubset3
                       => ( binintersectER
                         => ( disjointsetsI1
                           => ( binintersectRsub
                             => ( binintersectSubset4
                               => ( binintersectSubset1
                                 => ( bs114d
                                   => ( setminusI
                                     => ( setminusEL
                                       => ( setminusER
                                         => ( setminusSubset2
                                           => ( setminusERneg
                                             => ( setminusELneg
                                               => ( setminusILneg
                                                 => ( setminusIRneg
                                                   => ( setminusLsub
                                                     => ( setminusSubset1
                                                       => ( symdiffE
                                                         => ( symdiffI1
                                                           => ( symdiffI2
                                                             => ( symdiffIneg1
                                                               => ( symdiffIneg2
                                                                 => ( secondinupair
                                                                   => ( setukpairIL
                                                                     => ( setukpairIR
                                                                       => ( kpairiskpair
                                                                         => ( kpairp
                                                                           => ( singletonsubset
                                                                             => ( singletoninpowerset
                                                                               => ( singletoninpowunion
                                                                                 => ( upairset2E
                                                                                   => ( upairsubunion
                                                                                     => ( upairinpowunion
                                                                                       => ( ubforcartprodlem1
                                                                                         => ( ubforcartprodlem2
                                                                                           => ( ubforcartprodlem3
                                                                                             => ( cartprodpairin
                                                                                               => ( cartprodmempair1
                                                                                                 => ( cartprodmempair
                                                                                                   => ( setunionE2
                                                                                                     => ( setunionsingleton1
                                                                                                       => ( setunionsingleton2
                                                                                                         => ( setunionsingleton
                                                                                                           => ( singletonprop
                                                                                                             => ( ex1E1
                                                                                                               => ( ex1I
                                                                                                                 => ( !! @ ( $i > $o )
                                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                                        ( !! @ $i
                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                            ( ( !! @ $i
                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                 => ( !! @ $i
                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                           => ( ( ?? @ $i
                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                                             => ( ?? @ $i
                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3987]) ).

thf(f3993,plain,
    ( ( binunionE
     => ( binunionLsub
       => ( binunionRsub
         => ( binintersectI
           => ( binintersectSubset5
             => ( binintersectEL
               => ( binintersectLsub
                 => ( binintersectSubset2
                   => ( binintersectSubset3
                     => ( binintersectER
                       => ( disjointsetsI1
                         => ( binintersectRsub
                           => ( binintersectSubset4
                             => ( binintersectSubset1
                               => ( bs114d
                                 => ( setminusI
                                   => ( setminusEL
                                     => ( setminusER
                                       => ( setminusSubset2
                                         => ( setminusERneg
                                           => ( setminusELneg
                                             => ( setminusILneg
                                               => ( setminusIRneg
                                                 => ( setminusLsub
                                                   => ( setminusSubset1
                                                     => ( symdiffE
                                                       => ( symdiffI1
                                                         => ( symdiffI2
                                                           => ( symdiffIneg1
                                                             => ( symdiffIneg2
                                                               => ( secondinupair
                                                                 => ( setukpairIL
                                                                   => ( setukpairIR
                                                                     => ( kpairiskpair
                                                                       => ( kpairp
                                                                         => ( singletonsubset
                                                                           => ( singletoninpowerset
                                                                             => ( singletoninpowunion
                                                                               => ( upairset2E
                                                                                 => ( upairsubunion
                                                                                   => ( upairinpowunion
                                                                                     => ( ubforcartprodlem1
                                                                                       => ( ubforcartprodlem2
                                                                                         => ( ubforcartprodlem3
                                                                                           => ( cartprodpairin
                                                                                             => ( cartprodmempair1
                                                                                               => ( cartprodmempair
                                                                                                 => ( setunionE2
                                                                                                   => ( setunionsingleton1
                                                                                                     => ( setunionsingleton2
                                                                                                       => ( setunionsingleton
                                                                                                         => ( singletonprop
                                                                                                           => ( ex1E1
                                                                                                             => ( ex1I
                                                                                                               => ( !! @ ( $i > $o )
                                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                                      ( !! @ $i
                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                          ( ( !! @ $i
                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                               => ( !! @ $i
                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                         => ( ( ?? @ $i
                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                                           => ( ?? @ $i
                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3990]) ).

thf(f3997,plain,
    ( ( binunionLsub
     => ( binunionRsub
       => ( binintersectI
         => ( binintersectSubset5
           => ( binintersectEL
             => ( binintersectLsub
               => ( binintersectSubset2
                 => ( binintersectSubset3
                   => ( binintersectER
                     => ( disjointsetsI1
                       => ( binintersectRsub
                         => ( binintersectSubset4
                           => ( binintersectSubset1
                             => ( bs114d
                               => ( setminusI
                                 => ( setminusEL
                                   => ( setminusER
                                     => ( setminusSubset2
                                       => ( setminusERneg
                                         => ( setminusELneg
                                           => ( setminusILneg
                                             => ( setminusIRneg
                                               => ( setminusLsub
                                                 => ( setminusSubset1
                                                   => ( symdiffE
                                                     => ( symdiffI1
                                                       => ( symdiffI2
                                                         => ( symdiffIneg1
                                                           => ( symdiffIneg2
                                                             => ( secondinupair
                                                               => ( setukpairIL
                                                                 => ( setukpairIR
                                                                   => ( kpairiskpair
                                                                     => ( kpairp
                                                                       => ( singletonsubset
                                                                         => ( singletoninpowerset
                                                                           => ( singletoninpowunion
                                                                             => ( upairset2E
                                                                               => ( upairsubunion
                                                                                 => ( upairinpowunion
                                                                                   => ( ubforcartprodlem1
                                                                                     => ( ubforcartprodlem2
                                                                                       => ( ubforcartprodlem3
                                                                                         => ( cartprodpairin
                                                                                           => ( cartprodmempair1
                                                                                             => ( cartprodmempair
                                                                                               => ( setunionE2
                                                                                                 => ( setunionsingleton1
                                                                                                   => ( setunionsingleton2
                                                                                                     => ( setunionsingleton
                                                                                                       => ( singletonprop
                                                                                                         => ( ex1E1
                                                                                                           => ( ex1I
                                                                                                             => ( !! @ ( $i > $o )
                                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                                    ( !! @ $i
                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                        ( ( !! @ $i
                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                             => ( !! @ $i
                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                       => ( ( ?? @ $i
                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                                         => ( ?? @ $i
                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3993]) ).

thf(f4000,plain,
    ( ( binunionRsub
     => ( binintersectI
       => ( binintersectSubset5
         => ( binintersectEL
           => ( binintersectLsub
             => ( binintersectSubset2
               => ( binintersectSubset3
                 => ( binintersectER
                   => ( disjointsetsI1
                     => ( binintersectRsub
                       => ( binintersectSubset4
                         => ( binintersectSubset1
                           => ( bs114d
                             => ( setminusI
                               => ( setminusEL
                                 => ( setminusER
                                   => ( setminusSubset2
                                     => ( setminusERneg
                                       => ( setminusELneg
                                         => ( setminusILneg
                                           => ( setminusIRneg
                                             => ( setminusLsub
                                               => ( setminusSubset1
                                                 => ( symdiffE
                                                   => ( symdiffI1
                                                     => ( symdiffI2
                                                       => ( symdiffIneg1
                                                         => ( symdiffIneg2
                                                           => ( secondinupair
                                                             => ( setukpairIL
                                                               => ( setukpairIR
                                                                 => ( kpairiskpair
                                                                   => ( kpairp
                                                                     => ( singletonsubset
                                                                       => ( singletoninpowerset
                                                                         => ( singletoninpowunion
                                                                           => ( upairset2E
                                                                             => ( upairsubunion
                                                                               => ( upairinpowunion
                                                                                 => ( ubforcartprodlem1
                                                                                   => ( ubforcartprodlem2
                                                                                     => ( ubforcartprodlem3
                                                                                       => ( cartprodpairin
                                                                                         => ( cartprodmempair1
                                                                                           => ( cartprodmempair
                                                                                             => ( setunionE2
                                                                                               => ( setunionsingleton1
                                                                                                 => ( setunionsingleton2
                                                                                                   => ( setunionsingleton
                                                                                                     => ( singletonprop
                                                                                                       => ( ex1E1
                                                                                                         => ( ex1I
                                                                                                           => ( !! @ ( $i > $o )
                                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                                  ( !! @ $i
                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                      ( ( !! @ $i
                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                           => ( !! @ $i
                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                     => ( ( ?? @ $i
                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                                       => ( ?? @ $i
                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3997]) ).

thf(f4003,plain,
    ( ( binintersectI
     => ( binintersectSubset5
       => ( binintersectEL
         => ( binintersectLsub
           => ( binintersectSubset2
             => ( binintersectSubset3
               => ( binintersectER
                 => ( disjointsetsI1
                   => ( binintersectRsub
                     => ( binintersectSubset4
                       => ( binintersectSubset1
                         => ( bs114d
                           => ( setminusI
                             => ( setminusEL
                               => ( setminusER
                                 => ( setminusSubset2
                                   => ( setminusERneg
                                     => ( setminusELneg
                                       => ( setminusILneg
                                         => ( setminusIRneg
                                           => ( setminusLsub
                                             => ( setminusSubset1
                                               => ( symdiffE
                                                 => ( symdiffI1
                                                   => ( symdiffI2
                                                     => ( symdiffIneg1
                                                       => ( symdiffIneg2
                                                         => ( secondinupair
                                                           => ( setukpairIL
                                                             => ( setukpairIR
                                                               => ( kpairiskpair
                                                                 => ( kpairp
                                                                   => ( singletonsubset
                                                                     => ( singletoninpowerset
                                                                       => ( singletoninpowunion
                                                                         => ( upairset2E
                                                                           => ( upairsubunion
                                                                             => ( upairinpowunion
                                                                               => ( ubforcartprodlem1
                                                                                 => ( ubforcartprodlem2
                                                                                   => ( ubforcartprodlem3
                                                                                     => ( cartprodpairin
                                                                                       => ( cartprodmempair1
                                                                                         => ( cartprodmempair
                                                                                           => ( setunionE2
                                                                                             => ( setunionsingleton1
                                                                                               => ( setunionsingleton2
                                                                                                 => ( setunionsingleton
                                                                                                   => ( singletonprop
                                                                                                     => ( ex1E1
                                                                                                       => ( ex1I
                                                                                                         => ( !! @ ( $i > $o )
                                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                                ( !! @ $i
                                                                                                                @ ^ [Y1: $i] :
                                                                                                                    ( ( !! @ $i
                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                         => ( !! @ $i
                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                   => ( ( ?? @ $i
                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                                     => ( ?? @ $i
                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4000]) ).

thf(f4006,plain,
    ( ( binintersectSubset5
     => ( binintersectEL
       => ( binintersectLsub
         => ( binintersectSubset2
           => ( binintersectSubset3
             => ( binintersectER
               => ( disjointsetsI1
                 => ( binintersectRsub
                   => ( binintersectSubset4
                     => ( binintersectSubset1
                       => ( bs114d
                         => ( setminusI
                           => ( setminusEL
                             => ( setminusER
                               => ( setminusSubset2
                                 => ( setminusERneg
                                   => ( setminusELneg
                                     => ( setminusILneg
                                       => ( setminusIRneg
                                         => ( setminusLsub
                                           => ( setminusSubset1
                                             => ( symdiffE
                                               => ( symdiffI1
                                                 => ( symdiffI2
                                                   => ( symdiffIneg1
                                                     => ( symdiffIneg2
                                                       => ( secondinupair
                                                         => ( setukpairIL
                                                           => ( setukpairIR
                                                             => ( kpairiskpair
                                                               => ( kpairp
                                                                 => ( singletonsubset
                                                                   => ( singletoninpowerset
                                                                     => ( singletoninpowunion
                                                                       => ( upairset2E
                                                                         => ( upairsubunion
                                                                           => ( upairinpowunion
                                                                             => ( ubforcartprodlem1
                                                                               => ( ubforcartprodlem2
                                                                                 => ( ubforcartprodlem3
                                                                                   => ( cartprodpairin
                                                                                     => ( cartprodmempair1
                                                                                       => ( cartprodmempair
                                                                                         => ( setunionE2
                                                                                           => ( setunionsingleton1
                                                                                             => ( setunionsingleton2
                                                                                               => ( setunionsingleton
                                                                                                 => ( singletonprop
                                                                                                   => ( ex1E1
                                                                                                     => ( ex1I
                                                                                                       => ( !! @ ( $i > $o )
                                                                                                          @ ^ [Y0: $i > $o] :
                                                                                                              ( !! @ $i
                                                                                                              @ ^ [Y1: $i] :
                                                                                                                  ( ( !! @ $i
                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                       => ( !! @ $i
                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                                 => ( ( ?? @ $i
                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                                   => ( ?? @ $i
                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4003]) ).

thf(f4008,plain,
    ( ( binintersectEL
     => ( binintersectLsub
       => ( binintersectSubset2
         => ( binintersectSubset3
           => ( binintersectER
             => ( disjointsetsI1
               => ( binintersectRsub
                 => ( binintersectSubset4
                   => ( binintersectSubset1
                     => ( bs114d
                       => ( setminusI
                         => ( setminusEL
                           => ( setminusER
                             => ( setminusSubset2
                               => ( setminusERneg
                                 => ( setminusELneg
                                   => ( setminusILneg
                                     => ( setminusIRneg
                                       => ( setminusLsub
                                         => ( setminusSubset1
                                           => ( symdiffE
                                             => ( symdiffI1
                                               => ( symdiffI2
                                                 => ( symdiffIneg1
                                                   => ( symdiffIneg2
                                                     => ( secondinupair
                                                       => ( setukpairIL
                                                         => ( setukpairIR
                                                           => ( kpairiskpair
                                                             => ( kpairp
                                                               => ( singletonsubset
                                                                 => ( singletoninpowerset
                                                                   => ( singletoninpowunion
                                                                     => ( upairset2E
                                                                       => ( upairsubunion
                                                                         => ( upairinpowunion
                                                                           => ( ubforcartprodlem1
                                                                             => ( ubforcartprodlem2
                                                                               => ( ubforcartprodlem3
                                                                                 => ( cartprodpairin
                                                                                   => ( cartprodmempair1
                                                                                     => ( cartprodmempair
                                                                                       => ( setunionE2
                                                                                         => ( setunionsingleton1
                                                                                           => ( setunionsingleton2
                                                                                             => ( setunionsingleton
                                                                                               => ( singletonprop
                                                                                                 => ( ex1E1
                                                                                                   => ( ex1I
                                                                                                     => ( !! @ ( $i > $o )
                                                                                                        @ ^ [Y0: $i > $o] :
                                                                                                            ( !! @ $i
                                                                                                            @ ^ [Y1: $i] :
                                                                                                                ( ( !! @ $i
                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                     => ( !! @ $i
                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                               => ( ( ?? @ $i
                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                                 => ( ?? @ $i
                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4006]) ).

thf(f4011,plain,
    ( ( binintersectLsub
     => ( binintersectSubset2
       => ( binintersectSubset3
         => ( binintersectER
           => ( disjointsetsI1
             => ( binintersectRsub
               => ( binintersectSubset4
                 => ( binintersectSubset1
                   => ( bs114d
                     => ( setminusI
                       => ( setminusEL
                         => ( setminusER
                           => ( setminusSubset2
                             => ( setminusERneg
                               => ( setminusELneg
                                 => ( setminusILneg
                                   => ( setminusIRneg
                                     => ( setminusLsub
                                       => ( setminusSubset1
                                         => ( symdiffE
                                           => ( symdiffI1
                                             => ( symdiffI2
                                               => ( symdiffIneg1
                                                 => ( symdiffIneg2
                                                   => ( secondinupair
                                                     => ( setukpairIL
                                                       => ( setukpairIR
                                                         => ( kpairiskpair
                                                           => ( kpairp
                                                             => ( singletonsubset
                                                               => ( singletoninpowerset
                                                                 => ( singletoninpowunion
                                                                   => ( upairset2E
                                                                     => ( upairsubunion
                                                                       => ( upairinpowunion
                                                                         => ( ubforcartprodlem1
                                                                           => ( ubforcartprodlem2
                                                                             => ( ubforcartprodlem3
                                                                               => ( cartprodpairin
                                                                                 => ( cartprodmempair1
                                                                                   => ( cartprodmempair
                                                                                     => ( setunionE2
                                                                                       => ( setunionsingleton1
                                                                                         => ( setunionsingleton2
                                                                                           => ( setunionsingleton
                                                                                             => ( singletonprop
                                                                                               => ( ex1E1
                                                                                                 => ( ex1I
                                                                                                   => ( !! @ ( $i > $o )
                                                                                                      @ ^ [Y0: $i > $o] :
                                                                                                          ( !! @ $i
                                                                                                          @ ^ [Y1: $i] :
                                                                                                              ( ( !! @ $i
                                                                                                                @ ^ [Y2: $i] :
                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                   => ( !! @ $i
                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                             => ( ( ?? @ $i
                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                                               => ( ?? @ $i
                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4008]) ).

thf(f4014,plain,
    ( ( binintersectSubset2
     => ( binintersectSubset3
       => ( binintersectER
         => ( disjointsetsI1
           => ( binintersectRsub
             => ( binintersectSubset4
               => ( binintersectSubset1
                 => ( bs114d
                   => ( setminusI
                     => ( setminusEL
                       => ( setminusER
                         => ( setminusSubset2
                           => ( setminusERneg
                             => ( setminusELneg
                               => ( setminusILneg
                                 => ( setminusIRneg
                                   => ( setminusLsub
                                     => ( setminusSubset1
                                       => ( symdiffE
                                         => ( symdiffI1
                                           => ( symdiffI2
                                             => ( symdiffIneg1
                                               => ( symdiffIneg2
                                                 => ( secondinupair
                                                   => ( setukpairIL
                                                     => ( setukpairIR
                                                       => ( kpairiskpair
                                                         => ( kpairp
                                                           => ( singletonsubset
                                                             => ( singletoninpowerset
                                                               => ( singletoninpowunion
                                                                 => ( upairset2E
                                                                   => ( upairsubunion
                                                                     => ( upairinpowunion
                                                                       => ( ubforcartprodlem1
                                                                         => ( ubforcartprodlem2
                                                                           => ( ubforcartprodlem3
                                                                             => ( cartprodpairin
                                                                               => ( cartprodmempair1
                                                                                 => ( cartprodmempair
                                                                                   => ( setunionE2
                                                                                     => ( setunionsingleton1
                                                                                       => ( setunionsingleton2
                                                                                         => ( setunionsingleton
                                                                                           => ( singletonprop
                                                                                             => ( ex1E1
                                                                                               => ( ex1I
                                                                                                 => ( !! @ ( $i > $o )
                                                                                                    @ ^ [Y0: $i > $o] :
                                                                                                        ( !! @ $i
                                                                                                        @ ^ [Y1: $i] :
                                                                                                            ( ( !! @ $i
                                                                                                              @ ^ [Y2: $i] :
                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                 => ( !! @ $i
                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                           => ( ( ?? @ $i
                                                                                                                @ ^ [Y2: $i] :
                                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                                             => ( ?? @ $i
                                                                                                                @ ^ [Y2: $i] :
                                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4011]) ).

thf(f4017,plain,
    ( ( binintersectSubset3
     => ( binintersectER
       => ( disjointsetsI1
         => ( binintersectRsub
           => ( binintersectSubset4
             => ( binintersectSubset1
               => ( bs114d
                 => ( setminusI
                   => ( setminusEL
                     => ( setminusER
                       => ( setminusSubset2
                         => ( setminusERneg
                           => ( setminusELneg
                             => ( setminusILneg
                               => ( setminusIRneg
                                 => ( setminusLsub
                                   => ( setminusSubset1
                                     => ( symdiffE
                                       => ( symdiffI1
                                         => ( symdiffI2
                                           => ( symdiffIneg1
                                             => ( symdiffIneg2
                                               => ( secondinupair
                                                 => ( setukpairIL
                                                   => ( setukpairIR
                                                     => ( kpairiskpair
                                                       => ( kpairp
                                                         => ( singletonsubset
                                                           => ( singletoninpowerset
                                                             => ( singletoninpowunion
                                                               => ( upairset2E
                                                                 => ( upairsubunion
                                                                   => ( upairinpowunion
                                                                     => ( ubforcartprodlem1
                                                                       => ( ubforcartprodlem2
                                                                         => ( ubforcartprodlem3
                                                                           => ( cartprodpairin
                                                                             => ( cartprodmempair1
                                                                               => ( cartprodmempair
                                                                                 => ( setunionE2
                                                                                   => ( setunionsingleton1
                                                                                     => ( setunionsingleton2
                                                                                       => ( setunionsingleton
                                                                                         => ( singletonprop
                                                                                           => ( ex1E1
                                                                                             => ( ex1I
                                                                                               => ( !! @ ( $i > $o )
                                                                                                  @ ^ [Y0: $i > $o] :
                                                                                                      ( !! @ $i
                                                                                                      @ ^ [Y1: $i] :
                                                                                                          ( ( !! @ $i
                                                                                                            @ ^ [Y2: $i] :
                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                               => ( !! @ $i
                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                         => ( ( ?? @ $i
                                                                                                              @ ^ [Y2: $i] :
                                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                                           => ( ?? @ $i
                                                                                                              @ ^ [Y2: $i] :
                                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4014]) ).

thf(f4020,plain,
    ( ( binintersectER
     => ( disjointsetsI1
       => ( binintersectRsub
         => ( binintersectSubset4
           => ( binintersectSubset1
             => ( bs114d
               => ( setminusI
                 => ( setminusEL
                   => ( setminusER
                     => ( setminusSubset2
                       => ( setminusERneg
                         => ( setminusELneg
                           => ( setminusILneg
                             => ( setminusIRneg
                               => ( setminusLsub
                                 => ( setminusSubset1
                                   => ( symdiffE
                                     => ( symdiffI1
                                       => ( symdiffI2
                                         => ( symdiffIneg1
                                           => ( symdiffIneg2
                                             => ( secondinupair
                                               => ( setukpairIL
                                                 => ( setukpairIR
                                                   => ( kpairiskpair
                                                     => ( kpairp
                                                       => ( singletonsubset
                                                         => ( singletoninpowerset
                                                           => ( singletoninpowunion
                                                             => ( upairset2E
                                                               => ( upairsubunion
                                                                 => ( upairinpowunion
                                                                   => ( ubforcartprodlem1
                                                                     => ( ubforcartprodlem2
                                                                       => ( ubforcartprodlem3
                                                                         => ( cartprodpairin
                                                                           => ( cartprodmempair1
                                                                             => ( cartprodmempair
                                                                               => ( setunionE2
                                                                                 => ( setunionsingleton1
                                                                                   => ( setunionsingleton2
                                                                                     => ( setunionsingleton
                                                                                       => ( singletonprop
                                                                                         => ( ex1E1
                                                                                           => ( ex1I
                                                                                             => ( !! @ ( $i > $o )
                                                                                                @ ^ [Y0: $i > $o] :
                                                                                                    ( !! @ $i
                                                                                                    @ ^ [Y1: $i] :
                                                                                                        ( ( !! @ $i
                                                                                                          @ ^ [Y2: $i] :
                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                             => ( !! @ $i
                                                                                                                @ ^ [Y3: $i] :
                                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                       => ( ( ?? @ $i
                                                                                                            @ ^ [Y2: $i] :
                                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                                         => ( ?? @ $i
                                                                                                            @ ^ [Y2: $i] :
                                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4017]) ).

thf(f4024,plain,
    ( ( disjointsetsI1
     => ( binintersectRsub
       => ( binintersectSubset4
         => ( binintersectSubset1
           => ( bs114d
             => ( setminusI
               => ( setminusEL
                 => ( setminusER
                   => ( setminusSubset2
                     => ( setminusERneg
                       => ( setminusELneg
                         => ( setminusILneg
                           => ( setminusIRneg
                             => ( setminusLsub
                               => ( setminusSubset1
                                 => ( symdiffE
                                   => ( symdiffI1
                                     => ( symdiffI2
                                       => ( symdiffIneg1
                                         => ( symdiffIneg2
                                           => ( secondinupair
                                             => ( setukpairIL
                                               => ( setukpairIR
                                                 => ( kpairiskpair
                                                   => ( kpairp
                                                     => ( singletonsubset
                                                       => ( singletoninpowerset
                                                         => ( singletoninpowunion
                                                           => ( upairset2E
                                                             => ( upairsubunion
                                                               => ( upairinpowunion
                                                                 => ( ubforcartprodlem1
                                                                   => ( ubforcartprodlem2
                                                                     => ( ubforcartprodlem3
                                                                       => ( cartprodpairin
                                                                         => ( cartprodmempair1
                                                                           => ( cartprodmempair
                                                                             => ( setunionE2
                                                                               => ( setunionsingleton1
                                                                                 => ( setunionsingleton2
                                                                                   => ( setunionsingleton
                                                                                     => ( singletonprop
                                                                                       => ( ex1E1
                                                                                         => ( ex1I
                                                                                           => ( !! @ ( $i > $o )
                                                                                              @ ^ [Y0: $i > $o] :
                                                                                                  ( !! @ $i
                                                                                                  @ ^ [Y1: $i] :
                                                                                                      ( ( !! @ $i
                                                                                                        @ ^ [Y2: $i] :
                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                           => ( !! @ $i
                                                                                                              @ ^ [Y3: $i] :
                                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                     => ( ( ?? @ $i
                                                                                                          @ ^ [Y2: $i] :
                                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                                       => ( ?? @ $i
                                                                                                          @ ^ [Y2: $i] :
                                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4020]) ).

thf(f4026,plain,
    ( $false
    = ( binintersectRsub
     => ( binintersectSubset4
       => ( binintersectSubset1
         => ( bs114d
           => ( setminusI
             => ( setminusEL
               => ( setminusER
                 => ( setminusSubset2
                   => ( setminusERneg
                     => ( setminusELneg
                       => ( setminusILneg
                         => ( setminusIRneg
                           => ( setminusLsub
                             => ( setminusSubset1
                               => ( symdiffE
                                 => ( symdiffI1
                                   => ( symdiffI2
                                     => ( symdiffIneg1
                                       => ( symdiffIneg2
                                         => ( secondinupair
                                           => ( setukpairIL
                                             => ( setukpairIR
                                               => ( kpairiskpair
                                                 => ( kpairp
                                                   => ( singletonsubset
                                                     => ( singletoninpowerset
                                                       => ( singletoninpowunion
                                                         => ( upairset2E
                                                           => ( upairsubunion
                                                             => ( upairinpowunion
                                                               => ( ubforcartprodlem1
                                                                 => ( ubforcartprodlem2
                                                                   => ( ubforcartprodlem3
                                                                     => ( cartprodpairin
                                                                       => ( cartprodmempair1
                                                                         => ( cartprodmempair
                                                                           => ( setunionE2
                                                                             => ( setunionsingleton1
                                                                               => ( setunionsingleton2
                                                                                 => ( setunionsingleton
                                                                                   => ( singletonprop
                                                                                     => ( ex1E1
                                                                                       => ( ex1I
                                                                                         => ( !! @ ( $i > $o )
                                                                                            @ ^ [Y0: $i > $o] :
                                                                                                ( !! @ $i
                                                                                                @ ^ [Y1: $i] :
                                                                                                    ( ( !! @ $i
                                                                                                      @ ^ [Y2: $i] :
                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                         => ( !! @ $i
                                                                                                            @ ^ [Y3: $i] :
                                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                                               => ( ( Y0 @ Y2 )
                                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                   => ( ( ?? @ $i
                                                                                                        @ ^ [Y2: $i] :
                                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                                     => ( ?? @ $i
                                                                                                        @ ^ [Y2: $i] :
                                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f4024]) ).

thf(f4030,plain,
    ( ( binintersectSubset4
     => ( binintersectSubset1
       => ( bs114d
         => ( setminusI
           => ( setminusEL
             => ( setminusER
               => ( setminusSubset2
                 => ( setminusERneg
                   => ( setminusELneg
                     => ( setminusILneg
                       => ( setminusIRneg
                         => ( setminusLsub
                           => ( setminusSubset1
                             => ( symdiffE
                               => ( symdiffI1
                                 => ( symdiffI2
                                   => ( symdiffIneg1
                                     => ( symdiffIneg2
                                       => ( secondinupair
                                         => ( setukpairIL
                                           => ( setukpairIR
                                             => ( kpairiskpair
                                               => ( kpairp
                                                 => ( singletonsubset
                                                   => ( singletoninpowerset
                                                     => ( singletoninpowunion
                                                       => ( upairset2E
                                                         => ( upairsubunion
                                                           => ( upairinpowunion
                                                             => ( ubforcartprodlem1
                                                               => ( ubforcartprodlem2
                                                                 => ( ubforcartprodlem3
                                                                   => ( cartprodpairin
                                                                     => ( cartprodmempair1
                                                                       => ( cartprodmempair
                                                                         => ( setunionE2
                                                                           => ( setunionsingleton1
                                                                             => ( setunionsingleton2
                                                                               => ( setunionsingleton
                                                                                 => ( singletonprop
                                                                                   => ( ex1E1
                                                                                     => ( ex1I
                                                                                       => ( !! @ ( $i > $o )
                                                                                          @ ^ [Y0: $i > $o] :
                                                                                              ( !! @ $i
                                                                                              @ ^ [Y1: $i] :
                                                                                                  ( ( !! @ $i
                                                                                                    @ ^ [Y2: $i] :
                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                       => ( !! @ $i
                                                                                                          @ ^ [Y3: $i] :
                                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                                             => ( ( Y0 @ Y2 )
                                                                                                               => ( ( Y0 @ Y3 )
                                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                                 => ( ( ?? @ $i
                                                                                                      @ ^ [Y2: $i] :
                                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                                   => ( ?? @ $i
                                                                                                      @ ^ [Y2: $i] :
                                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4026]) ).

thf(f4032,plain,
    ( ( binintersectSubset1
     => ( bs114d
       => ( setminusI
         => ( setminusEL
           => ( setminusER
             => ( setminusSubset2
               => ( setminusERneg
                 => ( setminusELneg
                   => ( setminusILneg
                     => ( setminusIRneg
                       => ( setminusLsub
                         => ( setminusSubset1
                           => ( symdiffE
                             => ( symdiffI1
                               => ( symdiffI2
                                 => ( symdiffIneg1
                                   => ( symdiffIneg2
                                     => ( secondinupair
                                       => ( setukpairIL
                                         => ( setukpairIR
                                           => ( kpairiskpair
                                             => ( kpairp
                                               => ( singletonsubset
                                                 => ( singletoninpowerset
                                                   => ( singletoninpowunion
                                                     => ( upairset2E
                                                       => ( upairsubunion
                                                         => ( upairinpowunion
                                                           => ( ubforcartprodlem1
                                                             => ( ubforcartprodlem2
                                                               => ( ubforcartprodlem3
                                                                 => ( cartprodpairin
                                                                   => ( cartprodmempair1
                                                                     => ( cartprodmempair
                                                                       => ( setunionE2
                                                                         => ( setunionsingleton1
                                                                           => ( setunionsingleton2
                                                                             => ( setunionsingleton
                                                                               => ( singletonprop
                                                                                 => ( ex1E1
                                                                                   => ( ex1I
                                                                                     => ( !! @ ( $i > $o )
                                                                                        @ ^ [Y0: $i > $o] :
                                                                                            ( !! @ $i
                                                                                            @ ^ [Y1: $i] :
                                                                                                ( ( !! @ $i
                                                                                                  @ ^ [Y2: $i] :
                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                     => ( !! @ $i
                                                                                                        @ ^ [Y3: $i] :
                                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                                           => ( ( Y0 @ Y2 )
                                                                                                             => ( ( Y0 @ Y3 )
                                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                               => ( ( ?? @ $i
                                                                                                    @ ^ [Y2: $i] :
                                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                                 => ( ?? @ $i
                                                                                                    @ ^ [Y2: $i] :
                                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4030]) ).

thf(f4035,plain,
    ( ( bs114d
     => ( setminusI
       => ( setminusEL
         => ( setminusER
           => ( setminusSubset2
             => ( setminusERneg
               => ( setminusELneg
                 => ( setminusILneg
                   => ( setminusIRneg
                     => ( setminusLsub
                       => ( setminusSubset1
                         => ( symdiffE
                           => ( symdiffI1
                             => ( symdiffI2
                               => ( symdiffIneg1
                                 => ( symdiffIneg2
                                   => ( secondinupair
                                     => ( setukpairIL
                                       => ( setukpairIR
                                         => ( kpairiskpair
                                           => ( kpairp
                                             => ( singletonsubset
                                               => ( singletoninpowerset
                                                 => ( singletoninpowunion
                                                   => ( upairset2E
                                                     => ( upairsubunion
                                                       => ( upairinpowunion
                                                         => ( ubforcartprodlem1
                                                           => ( ubforcartprodlem2
                                                             => ( ubforcartprodlem3
                                                               => ( cartprodpairin
                                                                 => ( cartprodmempair1
                                                                   => ( cartprodmempair
                                                                     => ( setunionE2
                                                                       => ( setunionsingleton1
                                                                         => ( setunionsingleton2
                                                                           => ( setunionsingleton
                                                                             => ( singletonprop
                                                                               => ( ex1E1
                                                                                 => ( ex1I
                                                                                   => ( !! @ ( $i > $o )
                                                                                      @ ^ [Y0: $i > $o] :
                                                                                          ( !! @ $i
                                                                                          @ ^ [Y1: $i] :
                                                                                              ( ( !! @ $i
                                                                                                @ ^ [Y2: $i] :
                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                   => ( !! @ $i
                                                                                                      @ ^ [Y3: $i] :
                                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                                         => ( ( Y0 @ Y2 )
                                                                                                           => ( ( Y0 @ Y3 )
                                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                             => ( ( ?? @ $i
                                                                                                  @ ^ [Y2: $i] :
                                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                                      & ( Y0 @ Y2 ) ) )
                                                                                               => ( ?? @ $i
                                                                                                  @ ^ [Y2: $i] :
                                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4032]) ).

thf(f4038,plain,
    ( $false
    = ( setminusI
     => ( setminusEL
       => ( setminusER
         => ( setminusSubset2
           => ( setminusERneg
             => ( setminusELneg
               => ( setminusILneg
                 => ( setminusIRneg
                   => ( setminusLsub
                     => ( setminusSubset1
                       => ( symdiffE
                         => ( symdiffI1
                           => ( symdiffI2
                             => ( symdiffIneg1
                               => ( symdiffIneg2
                                 => ( secondinupair
                                   => ( setukpairIL
                                     => ( setukpairIR
                                       => ( kpairiskpair
                                         => ( kpairp
                                           => ( singletonsubset
                                             => ( singletoninpowerset
                                               => ( singletoninpowunion
                                                 => ( upairset2E
                                                   => ( upairsubunion
                                                     => ( upairinpowunion
                                                       => ( ubforcartprodlem1
                                                         => ( ubforcartprodlem2
                                                           => ( ubforcartprodlem3
                                                             => ( cartprodpairin
                                                               => ( cartprodmempair1
                                                                 => ( cartprodmempair
                                                                   => ( setunionE2
                                                                     => ( setunionsingleton1
                                                                       => ( setunionsingleton2
                                                                         => ( setunionsingleton
                                                                           => ( singletonprop
                                                                             => ( ex1E1
                                                                               => ( ex1I
                                                                                 => ( !! @ ( $i > $o )
                                                                                    @ ^ [Y0: $i > $o] :
                                                                                        ( !! @ $i
                                                                                        @ ^ [Y1: $i] :
                                                                                            ( ( !! @ $i
                                                                                              @ ^ [Y2: $i] :
                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                 => ( !! @ $i
                                                                                                    @ ^ [Y3: $i] :
                                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                                       => ( ( Y0 @ Y2 )
                                                                                                         => ( ( Y0 @ Y3 )
                                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                           => ( ( ?? @ $i
                                                                                                @ ^ [Y2: $i] :
                                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                                    & ( Y0 @ Y2 ) ) )
                                                                                             => ( ?? @ $i
                                                                                                @ ^ [Y2: $i] :
                                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f4035]) ).

thf(f4042,plain,
    ( ( setminusEL
     => ( setminusER
       => ( setminusSubset2
         => ( setminusERneg
           => ( setminusELneg
             => ( setminusILneg
               => ( setminusIRneg
                 => ( setminusLsub
                   => ( setminusSubset1
                     => ( symdiffE
                       => ( symdiffI1
                         => ( symdiffI2
                           => ( symdiffIneg1
                             => ( symdiffIneg2
                               => ( secondinupair
                                 => ( setukpairIL
                                   => ( setukpairIR
                                     => ( kpairiskpair
                                       => ( kpairp
                                         => ( singletonsubset
                                           => ( singletoninpowerset
                                             => ( singletoninpowunion
                                               => ( upairset2E
                                                 => ( upairsubunion
                                                   => ( upairinpowunion
                                                     => ( ubforcartprodlem1
                                                       => ( ubforcartprodlem2
                                                         => ( ubforcartprodlem3
                                                           => ( cartprodpairin
                                                             => ( cartprodmempair1
                                                               => ( cartprodmempair
                                                                 => ( setunionE2
                                                                   => ( setunionsingleton1
                                                                     => ( setunionsingleton2
                                                                       => ( setunionsingleton
                                                                         => ( singletonprop
                                                                           => ( ex1E1
                                                                             => ( ex1I
                                                                               => ( !! @ ( $i > $o )
                                                                                  @ ^ [Y0: $i > $o] :
                                                                                      ( !! @ $i
                                                                                      @ ^ [Y1: $i] :
                                                                                          ( ( !! @ $i
                                                                                            @ ^ [Y2: $i] :
                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                               => ( !! @ $i
                                                                                                  @ ^ [Y3: $i] :
                                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                                     => ( ( Y0 @ Y2 )
                                                                                                       => ( ( Y0 @ Y3 )
                                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                         => ( ( ?? @ $i
                                                                                              @ ^ [Y2: $i] :
                                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                                  & ( Y0 @ Y2 ) ) )
                                                                                           => ( ?? @ $i
                                                                                              @ ^ [Y2: $i] :
                                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4038]) ).

thf(f4044,plain,
    ( ( setminusER
     => ( setminusSubset2
       => ( setminusERneg
         => ( setminusELneg
           => ( setminusILneg
             => ( setminusIRneg
               => ( setminusLsub
                 => ( setminusSubset1
                   => ( symdiffE
                     => ( symdiffI1
                       => ( symdiffI2
                         => ( symdiffIneg1
                           => ( symdiffIneg2
                             => ( secondinupair
                               => ( setukpairIL
                                 => ( setukpairIR
                                   => ( kpairiskpair
                                     => ( kpairp
                                       => ( singletonsubset
                                         => ( singletoninpowerset
                                           => ( singletoninpowunion
                                             => ( upairset2E
                                               => ( upairsubunion
                                                 => ( upairinpowunion
                                                   => ( ubforcartprodlem1
                                                     => ( ubforcartprodlem2
                                                       => ( ubforcartprodlem3
                                                         => ( cartprodpairin
                                                           => ( cartprodmempair1
                                                             => ( cartprodmempair
                                                               => ( setunionE2
                                                                 => ( setunionsingleton1
                                                                   => ( setunionsingleton2
                                                                     => ( setunionsingleton
                                                                       => ( singletonprop
                                                                         => ( ex1E1
                                                                           => ( ex1I
                                                                             => ( !! @ ( $i > $o )
                                                                                @ ^ [Y0: $i > $o] :
                                                                                    ( !! @ $i
                                                                                    @ ^ [Y1: $i] :
                                                                                        ( ( !! @ $i
                                                                                          @ ^ [Y2: $i] :
                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                             => ( !! @ $i
                                                                                                @ ^ [Y3: $i] :
                                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                                   => ( ( Y0 @ Y2 )
                                                                                                     => ( ( Y0 @ Y3 )
                                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                       => ( ( ?? @ $i
                                                                                            @ ^ [Y2: $i] :
                                                                                                ( ( in @ Y2 @ Y1 )
                                                                                                & ( Y0 @ Y2 ) ) )
                                                                                         => ( ?? @ $i
                                                                                            @ ^ [Y2: $i] :
                                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4042]) ).

thf(f4047,plain,
    ( ( setminusSubset2
     => ( setminusERneg
       => ( setminusELneg
         => ( setminusILneg
           => ( setminusIRneg
             => ( setminusLsub
               => ( setminusSubset1
                 => ( symdiffE
                   => ( symdiffI1
                     => ( symdiffI2
                       => ( symdiffIneg1
                         => ( symdiffIneg2
                           => ( secondinupair
                             => ( setukpairIL
                               => ( setukpairIR
                                 => ( kpairiskpair
                                   => ( kpairp
                                     => ( singletonsubset
                                       => ( singletoninpowerset
                                         => ( singletoninpowunion
                                           => ( upairset2E
                                             => ( upairsubunion
                                               => ( upairinpowunion
                                                 => ( ubforcartprodlem1
                                                   => ( ubforcartprodlem2
                                                     => ( ubforcartprodlem3
                                                       => ( cartprodpairin
                                                         => ( cartprodmempair1
                                                           => ( cartprodmempair
                                                             => ( setunionE2
                                                               => ( setunionsingleton1
                                                                 => ( setunionsingleton2
                                                                   => ( setunionsingleton
                                                                     => ( singletonprop
                                                                       => ( ex1E1
                                                                         => ( ex1I
                                                                           => ( !! @ ( $i > $o )
                                                                              @ ^ [Y0: $i > $o] :
                                                                                  ( !! @ $i
                                                                                  @ ^ [Y1: $i] :
                                                                                      ( ( !! @ $i
                                                                                        @ ^ [Y2: $i] :
                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                           => ( !! @ $i
                                                                                              @ ^ [Y3: $i] :
                                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                                 => ( ( Y0 @ Y2 )
                                                                                                   => ( ( Y0 @ Y3 )
                                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                     => ( ( ?? @ $i
                                                                                          @ ^ [Y2: $i] :
                                                                                              ( ( in @ Y2 @ Y1 )
                                                                                              & ( Y0 @ Y2 ) ) )
                                                                                       => ( ?? @ $i
                                                                                          @ ^ [Y2: $i] :
                                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4044]) ).

thf(f4050,plain,
    ( ( setminusERneg
     => ( setminusELneg
       => ( setminusILneg
         => ( setminusIRneg
           => ( setminusLsub
             => ( setminusSubset1
               => ( symdiffE
                 => ( symdiffI1
                   => ( symdiffI2
                     => ( symdiffIneg1
                       => ( symdiffIneg2
                         => ( secondinupair
                           => ( setukpairIL
                             => ( setukpairIR
                               => ( kpairiskpair
                                 => ( kpairp
                                   => ( singletonsubset
                                     => ( singletoninpowerset
                                       => ( singletoninpowunion
                                         => ( upairset2E
                                           => ( upairsubunion
                                             => ( upairinpowunion
                                               => ( ubforcartprodlem1
                                                 => ( ubforcartprodlem2
                                                   => ( ubforcartprodlem3
                                                     => ( cartprodpairin
                                                       => ( cartprodmempair1
                                                         => ( cartprodmempair
                                                           => ( setunionE2
                                                             => ( setunionsingleton1
                                                               => ( setunionsingleton2
                                                                 => ( setunionsingleton
                                                                   => ( singletonprop
                                                                     => ( ex1E1
                                                                       => ( ex1I
                                                                         => ( !! @ ( $i > $o )
                                                                            @ ^ [Y0: $i > $o] :
                                                                                ( !! @ $i
                                                                                @ ^ [Y1: $i] :
                                                                                    ( ( !! @ $i
                                                                                      @ ^ [Y2: $i] :
                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                         => ( !! @ $i
                                                                                            @ ^ [Y3: $i] :
                                                                                                ( ( in @ Y3 @ Y1 )
                                                                                               => ( ( Y0 @ Y2 )
                                                                                                 => ( ( Y0 @ Y3 )
                                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                   => ( ( ?? @ $i
                                                                                        @ ^ [Y2: $i] :
                                                                                            ( ( in @ Y2 @ Y1 )
                                                                                            & ( Y0 @ Y2 ) ) )
                                                                                     => ( ?? @ $i
                                                                                        @ ^ [Y2: $i] :
                                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4047]) ).

thf(f4053,plain,
    ( ( setminusELneg
     => ( setminusILneg
       => ( setminusIRneg
         => ( setminusLsub
           => ( setminusSubset1
             => ( symdiffE
               => ( symdiffI1
                 => ( symdiffI2
                   => ( symdiffIneg1
                     => ( symdiffIneg2
                       => ( secondinupair
                         => ( setukpairIL
                           => ( setukpairIR
                             => ( kpairiskpair
                               => ( kpairp
                                 => ( singletonsubset
                                   => ( singletoninpowerset
                                     => ( singletoninpowunion
                                       => ( upairset2E
                                         => ( upairsubunion
                                           => ( upairinpowunion
                                             => ( ubforcartprodlem1
                                               => ( ubforcartprodlem2
                                                 => ( ubforcartprodlem3
                                                   => ( cartprodpairin
                                                     => ( cartprodmempair1
                                                       => ( cartprodmempair
                                                         => ( setunionE2
                                                           => ( setunionsingleton1
                                                             => ( setunionsingleton2
                                                               => ( setunionsingleton
                                                                 => ( singletonprop
                                                                   => ( ex1E1
                                                                     => ( ex1I
                                                                       => ( !! @ ( $i > $o )
                                                                          @ ^ [Y0: $i > $o] :
                                                                              ( !! @ $i
                                                                              @ ^ [Y1: $i] :
                                                                                  ( ( !! @ $i
                                                                                    @ ^ [Y2: $i] :
                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                       => ( !! @ $i
                                                                                          @ ^ [Y3: $i] :
                                                                                              ( ( in @ Y3 @ Y1 )
                                                                                             => ( ( Y0 @ Y2 )
                                                                                               => ( ( Y0 @ Y3 )
                                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                                 => ( ( ?? @ $i
                                                                                      @ ^ [Y2: $i] :
                                                                                          ( ( in @ Y2 @ Y1 )
                                                                                          & ( Y0 @ Y2 ) ) )
                                                                                   => ( ?? @ $i
                                                                                      @ ^ [Y2: $i] :
                                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4050]) ).

thf(f4057,plain,
    ( ( setminusILneg
     => ( setminusIRneg
       => ( setminusLsub
         => ( setminusSubset1
           => ( symdiffE
             => ( symdiffI1
               => ( symdiffI2
                 => ( symdiffIneg1
                   => ( symdiffIneg2
                     => ( secondinupair
                       => ( setukpairIL
                         => ( setukpairIR
                           => ( kpairiskpair
                             => ( kpairp
                               => ( singletonsubset
                                 => ( singletoninpowerset
                                   => ( singletoninpowunion
                                     => ( upairset2E
                                       => ( upairsubunion
                                         => ( upairinpowunion
                                           => ( ubforcartprodlem1
                                             => ( ubforcartprodlem2
                                               => ( ubforcartprodlem3
                                                 => ( cartprodpairin
                                                   => ( cartprodmempair1
                                                     => ( cartprodmempair
                                                       => ( setunionE2
                                                         => ( setunionsingleton1
                                                           => ( setunionsingleton2
                                                             => ( setunionsingleton
                                                               => ( singletonprop
                                                                 => ( ex1E1
                                                                   => ( ex1I
                                                                     => ( !! @ ( $i > $o )
                                                                        @ ^ [Y0: $i > $o] :
                                                                            ( !! @ $i
                                                                            @ ^ [Y1: $i] :
                                                                                ( ( !! @ $i
                                                                                  @ ^ [Y2: $i] :
                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                     => ( !! @ $i
                                                                                        @ ^ [Y3: $i] :
                                                                                            ( ( in @ Y3 @ Y1 )
                                                                                           => ( ( Y0 @ Y2 )
                                                                                             => ( ( Y0 @ Y3 )
                                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                               => ( ( ?? @ $i
                                                                                    @ ^ [Y2: $i] :
                                                                                        ( ( in @ Y2 @ Y1 )
                                                                                        & ( Y0 @ Y2 ) ) )
                                                                                 => ( ?? @ $i
                                                                                    @ ^ [Y2: $i] :
                                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4053]) ).

thf(f4060,plain,
    ( ( setminusIRneg
     => ( setminusLsub
       => ( setminusSubset1
         => ( symdiffE
           => ( symdiffI1
             => ( symdiffI2
               => ( symdiffIneg1
                 => ( symdiffIneg2
                   => ( secondinupair
                     => ( setukpairIL
                       => ( setukpairIR
                         => ( kpairiskpair
                           => ( kpairp
                             => ( singletonsubset
                               => ( singletoninpowerset
                                 => ( singletoninpowunion
                                   => ( upairset2E
                                     => ( upairsubunion
                                       => ( upairinpowunion
                                         => ( ubforcartprodlem1
                                           => ( ubforcartprodlem2
                                             => ( ubforcartprodlem3
                                               => ( cartprodpairin
                                                 => ( cartprodmempair1
                                                   => ( cartprodmempair
                                                     => ( setunionE2
                                                       => ( setunionsingleton1
                                                         => ( setunionsingleton2
                                                           => ( setunionsingleton
                                                             => ( singletonprop
                                                               => ( ex1E1
                                                                 => ( ex1I
                                                                   => ( !! @ ( $i > $o )
                                                                      @ ^ [Y0: $i > $o] :
                                                                          ( !! @ $i
                                                                          @ ^ [Y1: $i] :
                                                                              ( ( !! @ $i
                                                                                @ ^ [Y2: $i] :
                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                   => ( !! @ $i
                                                                                      @ ^ [Y3: $i] :
                                                                                          ( ( in @ Y3 @ Y1 )
                                                                                         => ( ( Y0 @ Y2 )
                                                                                           => ( ( Y0 @ Y3 )
                                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                             => ( ( ?? @ $i
                                                                                  @ ^ [Y2: $i] :
                                                                                      ( ( in @ Y2 @ Y1 )
                                                                                      & ( Y0 @ Y2 ) ) )
                                                                               => ( ?? @ $i
                                                                                  @ ^ [Y2: $i] :
                                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4057]) ).

thf(f4063,plain,
    ( ( setminusLsub
     => ( setminusSubset1
       => ( symdiffE
         => ( symdiffI1
           => ( symdiffI2
             => ( symdiffIneg1
               => ( symdiffIneg2
                 => ( secondinupair
                   => ( setukpairIL
                     => ( setukpairIR
                       => ( kpairiskpair
                         => ( kpairp
                           => ( singletonsubset
                             => ( singletoninpowerset
                               => ( singletoninpowunion
                                 => ( upairset2E
                                   => ( upairsubunion
                                     => ( upairinpowunion
                                       => ( ubforcartprodlem1
                                         => ( ubforcartprodlem2
                                           => ( ubforcartprodlem3
                                             => ( cartprodpairin
                                               => ( cartprodmempair1
                                                 => ( cartprodmempair
                                                   => ( setunionE2
                                                     => ( setunionsingleton1
                                                       => ( setunionsingleton2
                                                         => ( setunionsingleton
                                                           => ( singletonprop
                                                             => ( ex1E1
                                                               => ( ex1I
                                                                 => ( !! @ ( $i > $o )
                                                                    @ ^ [Y0: $i > $o] :
                                                                        ( !! @ $i
                                                                        @ ^ [Y1: $i] :
                                                                            ( ( !! @ $i
                                                                              @ ^ [Y2: $i] :
                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                 => ( !! @ $i
                                                                                    @ ^ [Y3: $i] :
                                                                                        ( ( in @ Y3 @ Y1 )
                                                                                       => ( ( Y0 @ Y2 )
                                                                                         => ( ( Y0 @ Y3 )
                                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                           => ( ( ?? @ $i
                                                                                @ ^ [Y2: $i] :
                                                                                    ( ( in @ Y2 @ Y1 )
                                                                                    & ( Y0 @ Y2 ) ) )
                                                                             => ( ?? @ $i
                                                                                @ ^ [Y2: $i] :
                                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4060]) ).

thf(f4066,plain,
    ( $false
    = ( setminusSubset1
     => ( symdiffE
       => ( symdiffI1
         => ( symdiffI2
           => ( symdiffIneg1
             => ( symdiffIneg2
               => ( secondinupair
                 => ( setukpairIL
                   => ( setukpairIR
                     => ( kpairiskpair
                       => ( kpairp
                         => ( singletonsubset
                           => ( singletoninpowerset
                             => ( singletoninpowunion
                               => ( upairset2E
                                 => ( upairsubunion
                                   => ( upairinpowunion
                                     => ( ubforcartprodlem1
                                       => ( ubforcartprodlem2
                                         => ( ubforcartprodlem3
                                           => ( cartprodpairin
                                             => ( cartprodmempair1
                                               => ( cartprodmempair
                                                 => ( setunionE2
                                                   => ( setunionsingleton1
                                                     => ( setunionsingleton2
                                                       => ( setunionsingleton
                                                         => ( singletonprop
                                                           => ( ex1E1
                                                             => ( ex1I
                                                               => ( !! @ ( $i > $o )
                                                                  @ ^ [Y0: $i > $o] :
                                                                      ( !! @ $i
                                                                      @ ^ [Y1: $i] :
                                                                          ( ( !! @ $i
                                                                            @ ^ [Y2: $i] :
                                                                                ( ( in @ Y2 @ Y1 )
                                                                               => ( !! @ $i
                                                                                  @ ^ [Y3: $i] :
                                                                                      ( ( in @ Y3 @ Y1 )
                                                                                     => ( ( Y0 @ Y2 )
                                                                                       => ( ( Y0 @ Y3 )
                                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                         => ( ( ?? @ $i
                                                                              @ ^ [Y2: $i] :
                                                                                  ( ( in @ Y2 @ Y1 )
                                                                                  & ( Y0 @ Y2 ) ) )
                                                                           => ( ?? @ $i
                                                                              @ ^ [Y2: $i] :
                                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f4063]) ).

thf(f4068,plain,
    ( ( symdiffE
     => ( symdiffI1
       => ( symdiffI2
         => ( symdiffIneg1
           => ( symdiffIneg2
             => ( secondinupair
               => ( setukpairIL
                 => ( setukpairIR
                   => ( kpairiskpair
                     => ( kpairp
                       => ( singletonsubset
                         => ( singletoninpowerset
                           => ( singletoninpowunion
                             => ( upairset2E
                               => ( upairsubunion
                                 => ( upairinpowunion
                                   => ( ubforcartprodlem1
                                     => ( ubforcartprodlem2
                                       => ( ubforcartprodlem3
                                         => ( cartprodpairin
                                           => ( cartprodmempair1
                                             => ( cartprodmempair
                                               => ( setunionE2
                                                 => ( setunionsingleton1
                                                   => ( setunionsingleton2
                                                     => ( setunionsingleton
                                                       => ( singletonprop
                                                         => ( ex1E1
                                                           => ( ex1I
                                                             => ( !! @ ( $i > $o )
                                                                @ ^ [Y0: $i > $o] :
                                                                    ( !! @ $i
                                                                    @ ^ [Y1: $i] :
                                                                        ( ( !! @ $i
                                                                          @ ^ [Y2: $i] :
                                                                              ( ( in @ Y2 @ Y1 )
                                                                             => ( !! @ $i
                                                                                @ ^ [Y3: $i] :
                                                                                    ( ( in @ Y3 @ Y1 )
                                                                                   => ( ( Y0 @ Y2 )
                                                                                     => ( ( Y0 @ Y3 )
                                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                       => ( ( ?? @ $i
                                                                            @ ^ [Y2: $i] :
                                                                                ( ( in @ Y2 @ Y1 )
                                                                                & ( Y0 @ Y2 ) ) )
                                                                         => ( ?? @ $i
                                                                            @ ^ [Y2: $i] :
                                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4066]) ).

thf(f4072,plain,
    ( ( symdiffI1
     => ( symdiffI2
       => ( symdiffIneg1
         => ( symdiffIneg2
           => ( secondinupair
             => ( setukpairIL
               => ( setukpairIR
                 => ( kpairiskpair
                   => ( kpairp
                     => ( singletonsubset
                       => ( singletoninpowerset
                         => ( singletoninpowunion
                           => ( upairset2E
                             => ( upairsubunion
                               => ( upairinpowunion
                                 => ( ubforcartprodlem1
                                   => ( ubforcartprodlem2
                                     => ( ubforcartprodlem3
                                       => ( cartprodpairin
                                         => ( cartprodmempair1
                                           => ( cartprodmempair
                                             => ( setunionE2
                                               => ( setunionsingleton1
                                                 => ( setunionsingleton2
                                                   => ( setunionsingleton
                                                     => ( singletonprop
                                                       => ( ex1E1
                                                         => ( ex1I
                                                           => ( !! @ ( $i > $o )
                                                              @ ^ [Y0: $i > $o] :
                                                                  ( !! @ $i
                                                                  @ ^ [Y1: $i] :
                                                                      ( ( !! @ $i
                                                                        @ ^ [Y2: $i] :
                                                                            ( ( in @ Y2 @ Y1 )
                                                                           => ( !! @ $i
                                                                              @ ^ [Y3: $i] :
                                                                                  ( ( in @ Y3 @ Y1 )
                                                                                 => ( ( Y0 @ Y2 )
                                                                                   => ( ( Y0 @ Y3 )
                                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                     => ( ( ?? @ $i
                                                                          @ ^ [Y2: $i] :
                                                                              ( ( in @ Y2 @ Y1 )
                                                                              & ( Y0 @ Y2 ) ) )
                                                                       => ( ?? @ $i
                                                                          @ ^ [Y2: $i] :
                                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4068]) ).

thf(f4074,plain,
    ( ( symdiffI2
     => ( symdiffIneg1
       => ( symdiffIneg2
         => ( secondinupair
           => ( setukpairIL
             => ( setukpairIR
               => ( kpairiskpair
                 => ( kpairp
                   => ( singletonsubset
                     => ( singletoninpowerset
                       => ( singletoninpowunion
                         => ( upairset2E
                           => ( upairsubunion
                             => ( upairinpowunion
                               => ( ubforcartprodlem1
                                 => ( ubforcartprodlem2
                                   => ( ubforcartprodlem3
                                     => ( cartprodpairin
                                       => ( cartprodmempair1
                                         => ( cartprodmempair
                                           => ( setunionE2
                                             => ( setunionsingleton1
                                               => ( setunionsingleton2
                                                 => ( setunionsingleton
                                                   => ( singletonprop
                                                     => ( ex1E1
                                                       => ( ex1I
                                                         => ( !! @ ( $i > $o )
                                                            @ ^ [Y0: $i > $o] :
                                                                ( !! @ $i
                                                                @ ^ [Y1: $i] :
                                                                    ( ( !! @ $i
                                                                      @ ^ [Y2: $i] :
                                                                          ( ( in @ Y2 @ Y1 )
                                                                         => ( !! @ $i
                                                                            @ ^ [Y3: $i] :
                                                                                ( ( in @ Y3 @ Y1 )
                                                                               => ( ( Y0 @ Y2 )
                                                                                 => ( ( Y0 @ Y3 )
                                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                   => ( ( ?? @ $i
                                                                        @ ^ [Y2: $i] :
                                                                            ( ( in @ Y2 @ Y1 )
                                                                            & ( Y0 @ Y2 ) ) )
                                                                     => ( ?? @ $i
                                                                        @ ^ [Y2: $i] :
                                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4072]) ).

thf(f4078,plain,
    ( ( symdiffIneg1
     => ( symdiffIneg2
       => ( secondinupair
         => ( setukpairIL
           => ( setukpairIR
             => ( kpairiskpair
               => ( kpairp
                 => ( singletonsubset
                   => ( singletoninpowerset
                     => ( singletoninpowunion
                       => ( upairset2E
                         => ( upairsubunion
                           => ( upairinpowunion
                             => ( ubforcartprodlem1
                               => ( ubforcartprodlem2
                                 => ( ubforcartprodlem3
                                   => ( cartprodpairin
                                     => ( cartprodmempair1
                                       => ( cartprodmempair
                                         => ( setunionE2
                                           => ( setunionsingleton1
                                             => ( setunionsingleton2
                                               => ( setunionsingleton
                                                 => ( singletonprop
                                                   => ( ex1E1
                                                     => ( ex1I
                                                       => ( !! @ ( $i > $o )
                                                          @ ^ [Y0: $i > $o] :
                                                              ( !! @ $i
                                                              @ ^ [Y1: $i] :
                                                                  ( ( !! @ $i
                                                                    @ ^ [Y2: $i] :
                                                                        ( ( in @ Y2 @ Y1 )
                                                                       => ( !! @ $i
                                                                          @ ^ [Y3: $i] :
                                                                              ( ( in @ Y3 @ Y1 )
                                                                             => ( ( Y0 @ Y2 )
                                                                               => ( ( Y0 @ Y3 )
                                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                                 => ( ( ?? @ $i
                                                                      @ ^ [Y2: $i] :
                                                                          ( ( in @ Y2 @ Y1 )
                                                                          & ( Y0 @ Y2 ) ) )
                                                                   => ( ?? @ $i
                                                                      @ ^ [Y2: $i] :
                                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4074]) ).

thf(f4080,plain,
    ( ( symdiffIneg2
     => ( secondinupair
       => ( setukpairIL
         => ( setukpairIR
           => ( kpairiskpair
             => ( kpairp
               => ( singletonsubset
                 => ( singletoninpowerset
                   => ( singletoninpowunion
                     => ( upairset2E
                       => ( upairsubunion
                         => ( upairinpowunion
                           => ( ubforcartprodlem1
                             => ( ubforcartprodlem2
                               => ( ubforcartprodlem3
                                 => ( cartprodpairin
                                   => ( cartprodmempair1
                                     => ( cartprodmempair
                                       => ( setunionE2
                                         => ( setunionsingleton1
                                           => ( setunionsingleton2
                                             => ( setunionsingleton
                                               => ( singletonprop
                                                 => ( ex1E1
                                                   => ( ex1I
                                                     => ( !! @ ( $i > $o )
                                                        @ ^ [Y0: $i > $o] :
                                                            ( !! @ $i
                                                            @ ^ [Y1: $i] :
                                                                ( ( !! @ $i
                                                                  @ ^ [Y2: $i] :
                                                                      ( ( in @ Y2 @ Y1 )
                                                                     => ( !! @ $i
                                                                        @ ^ [Y3: $i] :
                                                                            ( ( in @ Y3 @ Y1 )
                                                                           => ( ( Y0 @ Y2 )
                                                                             => ( ( Y0 @ Y3 )
                                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                                               => ( ( ?? @ $i
                                                                    @ ^ [Y2: $i] :
                                                                        ( ( in @ Y2 @ Y1 )
                                                                        & ( Y0 @ Y2 ) ) )
                                                                 => ( ?? @ $i
                                                                    @ ^ [Y2: $i] :
                                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4078]) ).

thf(f4083,plain,
    ( ( secondinupair
     => ( setukpairIL
       => ( setukpairIR
         => ( kpairiskpair
           => ( kpairp
             => ( singletonsubset
               => ( singletoninpowerset
                 => ( singletoninpowunion
                   => ( upairset2E
                     => ( upairsubunion
                       => ( upairinpowunion
                         => ( ubforcartprodlem1
                           => ( ubforcartprodlem2
                             => ( ubforcartprodlem3
                               => ( cartprodpairin
                                 => ( cartprodmempair1
                                   => ( cartprodmempair
                                     => ( setunionE2
                                       => ( setunionsingleton1
                                         => ( setunionsingleton2
                                           => ( setunionsingleton
                                             => ( singletonprop
                                               => ( ex1E1
                                                 => ( ex1I
                                                   => ( !! @ ( $i > $o )
                                                      @ ^ [Y0: $i > $o] :
                                                          ( !! @ $i
                                                          @ ^ [Y1: $i] :
                                                              ( ( !! @ $i
                                                                @ ^ [Y2: $i] :
                                                                    ( ( in @ Y2 @ Y1 )
                                                                   => ( !! @ $i
                                                                      @ ^ [Y3: $i] :
                                                                          ( ( in @ Y3 @ Y1 )
                                                                         => ( ( Y0 @ Y2 )
                                                                           => ( ( Y0 @ Y3 )
                                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                                             => ( ( ?? @ $i
                                                                  @ ^ [Y2: $i] :
                                                                      ( ( in @ Y2 @ Y1 )
                                                                      & ( Y0 @ Y2 ) ) )
                                                               => ( ?? @ $i
                                                                  @ ^ [Y2: $i] :
                                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4080]) ).

thf(f4087,plain,
    ( ( setukpairIL
     => ( setukpairIR
       => ( kpairiskpair
         => ( kpairp
           => ( singletonsubset
             => ( singletoninpowerset
               => ( singletoninpowunion
                 => ( upairset2E
                   => ( upairsubunion
                     => ( upairinpowunion
                       => ( ubforcartprodlem1
                         => ( ubforcartprodlem2
                           => ( ubforcartprodlem3
                             => ( cartprodpairin
                               => ( cartprodmempair1
                                 => ( cartprodmempair
                                   => ( setunionE2
                                     => ( setunionsingleton1
                                       => ( setunionsingleton2
                                         => ( setunionsingleton
                                           => ( singletonprop
                                             => ( ex1E1
                                               => ( ex1I
                                                 => ( !! @ ( $i > $o )
                                                    @ ^ [Y0: $i > $o] :
                                                        ( !! @ $i
                                                        @ ^ [Y1: $i] :
                                                            ( ( !! @ $i
                                                              @ ^ [Y2: $i] :
                                                                  ( ( in @ Y2 @ Y1 )
                                                                 => ( !! @ $i
                                                                    @ ^ [Y3: $i] :
                                                                        ( ( in @ Y3 @ Y1 )
                                                                       => ( ( Y0 @ Y2 )
                                                                         => ( ( Y0 @ Y3 )
                                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                                           => ( ( ?? @ $i
                                                                @ ^ [Y2: $i] :
                                                                    ( ( in @ Y2 @ Y1 )
                                                                    & ( Y0 @ Y2 ) ) )
                                                             => ( ?? @ $i
                                                                @ ^ [Y2: $i] :
                                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4083]) ).

thf(f4089,plain,
    ( ( setukpairIR
     => ( kpairiskpair
       => ( kpairp
         => ( singletonsubset
           => ( singletoninpowerset
             => ( singletoninpowunion
               => ( upairset2E
                 => ( upairsubunion
                   => ( upairinpowunion
                     => ( ubforcartprodlem1
                       => ( ubforcartprodlem2
                         => ( ubforcartprodlem3
                           => ( cartprodpairin
                             => ( cartprodmempair1
                               => ( cartprodmempair
                                 => ( setunionE2
                                   => ( setunionsingleton1
                                     => ( setunionsingleton2
                                       => ( setunionsingleton
                                         => ( singletonprop
                                           => ( ex1E1
                                             => ( ex1I
                                               => ( !! @ ( $i > $o )
                                                  @ ^ [Y0: $i > $o] :
                                                      ( !! @ $i
                                                      @ ^ [Y1: $i] :
                                                          ( ( !! @ $i
                                                            @ ^ [Y2: $i] :
                                                                ( ( in @ Y2 @ Y1 )
                                                               => ( !! @ $i
                                                                  @ ^ [Y3: $i] :
                                                                      ( ( in @ Y3 @ Y1 )
                                                                     => ( ( Y0 @ Y2 )
                                                                       => ( ( Y0 @ Y3 )
                                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                                         => ( ( ?? @ $i
                                                              @ ^ [Y2: $i] :
                                                                  ( ( in @ Y2 @ Y1 )
                                                                  & ( Y0 @ Y2 ) ) )
                                                           => ( ?? @ $i
                                                              @ ^ [Y2: $i] :
                                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4087]) ).

thf(f4093,plain,
    ( ( kpairiskpair
     => ( kpairp
       => ( singletonsubset
         => ( singletoninpowerset
           => ( singletoninpowunion
             => ( upairset2E
               => ( upairsubunion
                 => ( upairinpowunion
                   => ( ubforcartprodlem1
                     => ( ubforcartprodlem2
                       => ( ubforcartprodlem3
                         => ( cartprodpairin
                           => ( cartprodmempair1
                             => ( cartprodmempair
                               => ( setunionE2
                                 => ( setunionsingleton1
                                   => ( setunionsingleton2
                                     => ( setunionsingleton
                                       => ( singletonprop
                                         => ( ex1E1
                                           => ( ex1I
                                             => ( !! @ ( $i > $o )
                                                @ ^ [Y0: $i > $o] :
                                                    ( !! @ $i
                                                    @ ^ [Y1: $i] :
                                                        ( ( !! @ $i
                                                          @ ^ [Y2: $i] :
                                                              ( ( in @ Y2 @ Y1 )
                                                             => ( !! @ $i
                                                                @ ^ [Y3: $i] :
                                                                    ( ( in @ Y3 @ Y1 )
                                                                   => ( ( Y0 @ Y2 )
                                                                     => ( ( Y0 @ Y3 )
                                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                                       => ( ( ?? @ $i
                                                            @ ^ [Y2: $i] :
                                                                ( ( in @ Y2 @ Y1 )
                                                                & ( Y0 @ Y2 ) ) )
                                                         => ( ?? @ $i
                                                            @ ^ [Y2: $i] :
                                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4089]) ).

thf(f4095,plain,
    ( ( kpairp
     => ( singletonsubset
       => ( singletoninpowerset
         => ( singletoninpowunion
           => ( upairset2E
             => ( upairsubunion
               => ( upairinpowunion
                 => ( ubforcartprodlem1
                   => ( ubforcartprodlem2
                     => ( ubforcartprodlem3
                       => ( cartprodpairin
                         => ( cartprodmempair1
                           => ( cartprodmempair
                             => ( setunionE2
                               => ( setunionsingleton1
                                 => ( setunionsingleton2
                                   => ( setunionsingleton
                                     => ( singletonprop
                                       => ( ex1E1
                                         => ( ex1I
                                           => ( !! @ ( $i > $o )
                                              @ ^ [Y0: $i > $o] :
                                                  ( !! @ $i
                                                  @ ^ [Y1: $i] :
                                                      ( ( !! @ $i
                                                        @ ^ [Y2: $i] :
                                                            ( ( in @ Y2 @ Y1 )
                                                           => ( !! @ $i
                                                              @ ^ [Y3: $i] :
                                                                  ( ( in @ Y3 @ Y1 )
                                                                 => ( ( Y0 @ Y2 )
                                                                   => ( ( Y0 @ Y3 )
                                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                                     => ( ( ?? @ $i
                                                          @ ^ [Y2: $i] :
                                                              ( ( in @ Y2 @ Y1 )
                                                              & ( Y0 @ Y2 ) ) )
                                                       => ( ?? @ $i
                                                          @ ^ [Y2: $i] :
                                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4093]) ).

thf(f4099,plain,
    ( ( singletonsubset
     => ( singletoninpowerset
       => ( singletoninpowunion
         => ( upairset2E
           => ( upairsubunion
             => ( upairinpowunion
               => ( ubforcartprodlem1
                 => ( ubforcartprodlem2
                   => ( ubforcartprodlem3
                     => ( cartprodpairin
                       => ( cartprodmempair1
                         => ( cartprodmempair
                           => ( setunionE2
                             => ( setunionsingleton1
                               => ( setunionsingleton2
                                 => ( setunionsingleton
                                   => ( singletonprop
                                     => ( ex1E1
                                       => ( ex1I
                                         => ( !! @ ( $i > $o )
                                            @ ^ [Y0: $i > $o] :
                                                ( !! @ $i
                                                @ ^ [Y1: $i] :
                                                    ( ( !! @ $i
                                                      @ ^ [Y2: $i] :
                                                          ( ( in @ Y2 @ Y1 )
                                                         => ( !! @ $i
                                                            @ ^ [Y3: $i] :
                                                                ( ( in @ Y3 @ Y1 )
                                                               => ( ( Y0 @ Y2 )
                                                                 => ( ( Y0 @ Y3 )
                                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                                   => ( ( ?? @ $i
                                                        @ ^ [Y2: $i] :
                                                            ( ( in @ Y2 @ Y1 )
                                                            & ( Y0 @ Y2 ) ) )
                                                     => ( ?? @ $i
                                                        @ ^ [Y2: $i] :
                                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                            & ( ( setadjoin @ Y2 @ emptyset )
                                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4095]) ).

thf(f4101,plain,
    ( ( singletoninpowerset
     => ( singletoninpowunion
       => ( upairset2E
         => ( upairsubunion
           => ( upairinpowunion
             => ( ubforcartprodlem1
               => ( ubforcartprodlem2
                 => ( ubforcartprodlem3
                   => ( cartprodpairin
                     => ( cartprodmempair1
                       => ( cartprodmempair
                         => ( setunionE2
                           => ( setunionsingleton1
                             => ( setunionsingleton2
                               => ( setunionsingleton
                                 => ( singletonprop
                                   => ( ex1E1
                                     => ( ex1I
                                       => ( !! @ ( $i > $o )
                                          @ ^ [Y0: $i > $o] :
                                              ( !! @ $i
                                              @ ^ [Y1: $i] :
                                                  ( ( !! @ $i
                                                    @ ^ [Y2: $i] :
                                                        ( ( in @ Y2 @ Y1 )
                                                       => ( !! @ $i
                                                          @ ^ [Y3: $i] :
                                                              ( ( in @ Y3 @ Y1 )
                                                             => ( ( Y0 @ Y2 )
                                                               => ( ( Y0 @ Y3 )
                                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                                 => ( ( ?? @ $i
                                                      @ ^ [Y2: $i] :
                                                          ( ( in @ Y2 @ Y1 )
                                                          & ( Y0 @ Y2 ) ) )
                                                   => ( ?? @ $i
                                                      @ ^ [Y2: $i] :
                                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                          & ( ( setadjoin @ Y2 @ emptyset )
                                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4099]) ).

thf(f4105,plain,
    ( ( singletoninpowunion
     => ( upairset2E
       => ( upairsubunion
         => ( upairinpowunion
           => ( ubforcartprodlem1
             => ( ubforcartprodlem2
               => ( ubforcartprodlem3
                 => ( cartprodpairin
                   => ( cartprodmempair1
                     => ( cartprodmempair
                       => ( setunionE2
                         => ( setunionsingleton1
                           => ( setunionsingleton2
                             => ( setunionsingleton
                               => ( singletonprop
                                 => ( ex1E1
                                   => ( ex1I
                                     => ( !! @ ( $i > $o )
                                        @ ^ [Y0: $i > $o] :
                                            ( !! @ $i
                                            @ ^ [Y1: $i] :
                                                ( ( !! @ $i
                                                  @ ^ [Y2: $i] :
                                                      ( ( in @ Y2 @ Y1 )
                                                     => ( !! @ $i
                                                        @ ^ [Y3: $i] :
                                                            ( ( in @ Y3 @ Y1 )
                                                           => ( ( Y0 @ Y2 )
                                                             => ( ( Y0 @ Y3 )
                                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                                               => ( ( ?? @ $i
                                                    @ ^ [Y2: $i] :
                                                        ( ( in @ Y2 @ Y1 )
                                                        & ( Y0 @ Y2 ) ) )
                                                 => ( ?? @ $i
                                                    @ ^ [Y2: $i] :
                                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                        & ( ( setadjoin @ Y2 @ emptyset )
                                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4101]) ).

thf(f4108,plain,
    ( ( upairset2E
     => ( upairsubunion
       => ( upairinpowunion
         => ( ubforcartprodlem1
           => ( ubforcartprodlem2
             => ( ubforcartprodlem3
               => ( cartprodpairin
                 => ( cartprodmempair1
                   => ( cartprodmempair
                     => ( setunionE2
                       => ( setunionsingleton1
                         => ( setunionsingleton2
                           => ( setunionsingleton
                             => ( singletonprop
                               => ( ex1E1
                                 => ( ex1I
                                   => ( !! @ ( $i > $o )
                                      @ ^ [Y0: $i > $o] :
                                          ( !! @ $i
                                          @ ^ [Y1: $i] :
                                              ( ( !! @ $i
                                                @ ^ [Y2: $i] :
                                                    ( ( in @ Y2 @ Y1 )
                                                   => ( !! @ $i
                                                      @ ^ [Y3: $i] :
                                                          ( ( in @ Y3 @ Y1 )
                                                         => ( ( Y0 @ Y2 )
                                                           => ( ( Y0 @ Y3 )
                                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                                             => ( ( ?? @ $i
                                                  @ ^ [Y2: $i] :
                                                      ( ( in @ Y2 @ Y1 )
                                                      & ( Y0 @ Y2 ) ) )
                                               => ( ?? @ $i
                                                  @ ^ [Y2: $i] :
                                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                      & ( ( setadjoin @ Y2 @ emptyset )
                                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4105]) ).

thf(f4111,plain,
    ( ( upairsubunion
     => ( upairinpowunion
       => ( ubforcartprodlem1
         => ( ubforcartprodlem2
           => ( ubforcartprodlem3
             => ( cartprodpairin
               => ( cartprodmempair1
                 => ( cartprodmempair
                   => ( setunionE2
                     => ( setunionsingleton1
                       => ( setunionsingleton2
                         => ( setunionsingleton
                           => ( singletonprop
                             => ( ex1E1
                               => ( ex1I
                                 => ( !! @ ( $i > $o )
                                    @ ^ [Y0: $i > $o] :
                                        ( !! @ $i
                                        @ ^ [Y1: $i] :
                                            ( ( !! @ $i
                                              @ ^ [Y2: $i] :
                                                  ( ( in @ Y2 @ Y1 )
                                                 => ( !! @ $i
                                                    @ ^ [Y3: $i] :
                                                        ( ( in @ Y3 @ Y1 )
                                                       => ( ( Y0 @ Y2 )
                                                         => ( ( Y0 @ Y3 )
                                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                                           => ( ( ?? @ $i
                                                @ ^ [Y2: $i] :
                                                    ( ( in @ Y2 @ Y1 )
                                                    & ( Y0 @ Y2 ) ) )
                                             => ( ?? @ $i
                                                @ ^ [Y2: $i] :
                                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                    & ( ( setadjoin @ Y2 @ emptyset )
                                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4108]) ).

thf(f4113,plain,
    ( ( upairinpowunion
     => ( ubforcartprodlem1
       => ( ubforcartprodlem2
         => ( ubforcartprodlem3
           => ( cartprodpairin
             => ( cartprodmempair1
               => ( cartprodmempair
                 => ( setunionE2
                   => ( setunionsingleton1
                     => ( setunionsingleton2
                       => ( setunionsingleton
                         => ( singletonprop
                           => ( ex1E1
                             => ( ex1I
                               => ( !! @ ( $i > $o )
                                  @ ^ [Y0: $i > $o] :
                                      ( !! @ $i
                                      @ ^ [Y1: $i] :
                                          ( ( !! @ $i
                                            @ ^ [Y2: $i] :
                                                ( ( in @ Y2 @ Y1 )
                                               => ( !! @ $i
                                                  @ ^ [Y3: $i] :
                                                      ( ( in @ Y3 @ Y1 )
                                                     => ( ( Y0 @ Y2 )
                                                       => ( ( Y0 @ Y3 )
                                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                                         => ( ( ?? @ $i
                                              @ ^ [Y2: $i] :
                                                  ( ( in @ Y2 @ Y1 )
                                                  & ( Y0 @ Y2 ) ) )
                                           => ( ?? @ $i
                                              @ ^ [Y2: $i] :
                                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                  & ( ( setadjoin @ Y2 @ emptyset )
                                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4111]) ).

thf(f4117,plain,
    ( ( ubforcartprodlem1
     => ( ubforcartprodlem2
       => ( ubforcartprodlem3
         => ( cartprodpairin
           => ( cartprodmempair1
             => ( cartprodmempair
               => ( setunionE2
                 => ( setunionsingleton1
                   => ( setunionsingleton2
                     => ( setunionsingleton
                       => ( singletonprop
                         => ( ex1E1
                           => ( ex1I
                             => ( !! @ ( $i > $o )
                                @ ^ [Y0: $i > $o] :
                                    ( !! @ $i
                                    @ ^ [Y1: $i] :
                                        ( ( !! @ $i
                                          @ ^ [Y2: $i] :
                                              ( ( in @ Y2 @ Y1 )
                                             => ( !! @ $i
                                                @ ^ [Y3: $i] :
                                                    ( ( in @ Y3 @ Y1 )
                                                   => ( ( Y0 @ Y2 )
                                                     => ( ( Y0 @ Y3 )
                                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                                       => ( ( ?? @ $i
                                            @ ^ [Y2: $i] :
                                                ( ( in @ Y2 @ Y1 )
                                                & ( Y0 @ Y2 ) ) )
                                         => ( ?? @ $i
                                            @ ^ [Y2: $i] :
                                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                                & ( ( setadjoin @ Y2 @ emptyset )
                                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4113]) ).

thf(f4120,plain,
    ( ( ubforcartprodlem2
     => ( ubforcartprodlem3
       => ( cartprodpairin
         => ( cartprodmempair1
           => ( cartprodmempair
             => ( setunionE2
               => ( setunionsingleton1
                 => ( setunionsingleton2
                   => ( setunionsingleton
                     => ( singletonprop
                       => ( ex1E1
                         => ( ex1I
                           => ( !! @ ( $i > $o )
                              @ ^ [Y0: $i > $o] :
                                  ( !! @ $i
                                  @ ^ [Y1: $i] :
                                      ( ( !! @ $i
                                        @ ^ [Y2: $i] :
                                            ( ( in @ Y2 @ Y1 )
                                           => ( !! @ $i
                                              @ ^ [Y3: $i] :
                                                  ( ( in @ Y3 @ Y1 )
                                                 => ( ( Y0 @ Y2 )
                                                   => ( ( Y0 @ Y3 )
                                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                                     => ( ( ?? @ $i
                                          @ ^ [Y2: $i] :
                                              ( ( in @ Y2 @ Y1 )
                                              & ( Y0 @ Y2 ) ) )
                                       => ( ?? @ $i
                                          @ ^ [Y2: $i] :
                                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                              & ( ( setadjoin @ Y2 @ emptyset )
                                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4117]) ).

thf(f4122,plain,
    ( ( ubforcartprodlem3
     => ( cartprodpairin
       => ( cartprodmempair1
         => ( cartprodmempair
           => ( setunionE2
             => ( setunionsingleton1
               => ( setunionsingleton2
                 => ( setunionsingleton
                   => ( singletonprop
                     => ( ex1E1
                       => ( ex1I
                         => ( !! @ ( $i > $o )
                            @ ^ [Y0: $i > $o] :
                                ( !! @ $i
                                @ ^ [Y1: $i] :
                                    ( ( !! @ $i
                                      @ ^ [Y2: $i] :
                                          ( ( in @ Y2 @ Y1 )
                                         => ( !! @ $i
                                            @ ^ [Y3: $i] :
                                                ( ( in @ Y3 @ Y1 )
                                               => ( ( Y0 @ Y2 )
                                                 => ( ( Y0 @ Y3 )
                                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                                   => ( ( ?? @ $i
                                        @ ^ [Y2: $i] :
                                            ( ( in @ Y2 @ Y1 )
                                            & ( Y0 @ Y2 ) ) )
                                     => ( ?? @ $i
                                        @ ^ [Y2: $i] :
                                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                            & ( ( setadjoin @ Y2 @ emptyset )
                                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4120]) ).

thf(f4126,plain,
    ( ( cartprodpairin
     => ( cartprodmempair1
       => ( cartprodmempair
         => ( setunionE2
           => ( setunionsingleton1
             => ( setunionsingleton2
               => ( setunionsingleton
                 => ( singletonprop
                   => ( ex1E1
                     => ( ex1I
                       => ( !! @ ( $i > $o )
                          @ ^ [Y0: $i > $o] :
                              ( !! @ $i
                              @ ^ [Y1: $i] :
                                  ( ( !! @ $i
                                    @ ^ [Y2: $i] :
                                        ( ( in @ Y2 @ Y1 )
                                       => ( !! @ $i
                                          @ ^ [Y3: $i] :
                                              ( ( in @ Y3 @ Y1 )
                                             => ( ( Y0 @ Y2 )
                                               => ( ( Y0 @ Y3 )
                                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                                 => ( ( ?? @ $i
                                      @ ^ [Y2: $i] :
                                          ( ( in @ Y2 @ Y1 )
                                          & ( Y0 @ Y2 ) ) )
                                   => ( ?? @ $i
                                      @ ^ [Y2: $i] :
                                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                          & ( ( setadjoin @ Y2 @ emptyset )
                                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4122]) ).

thf(f4128,plain,
    ( ( cartprodmempair1
     => ( cartprodmempair
       => ( setunionE2
         => ( setunionsingleton1
           => ( setunionsingleton2
             => ( setunionsingleton
               => ( singletonprop
                 => ( ex1E1
                   => ( ex1I
                     => ( !! @ ( $i > $o )
                        @ ^ [Y0: $i > $o] :
                            ( !! @ $i
                            @ ^ [Y1: $i] :
                                ( ( !! @ $i
                                  @ ^ [Y2: $i] :
                                      ( ( in @ Y2 @ Y1 )
                                     => ( !! @ $i
                                        @ ^ [Y3: $i] :
                                            ( ( in @ Y3 @ Y1 )
                                           => ( ( Y0 @ Y2 )
                                             => ( ( Y0 @ Y3 )
                                               => ( Y2 = Y3 ) ) ) ) ) ) )
                               => ( ( ?? @ $i
                                    @ ^ [Y2: $i] :
                                        ( ( in @ Y2 @ Y1 )
                                        & ( Y0 @ Y2 ) ) )
                                 => ( ?? @ $i
                                    @ ^ [Y2: $i] :
                                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                        & ( ( setadjoin @ Y2 @ emptyset )
                                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4126]) ).

thf(f4132,plain,
    ( ( cartprodmempair
     => ( setunionE2
       => ( setunionsingleton1
         => ( setunionsingleton2
           => ( setunionsingleton
             => ( singletonprop
               => ( ex1E1
                 => ( ex1I
                   => ( !! @ ( $i > $o )
                      @ ^ [Y0: $i > $o] :
                          ( !! @ $i
                          @ ^ [Y1: $i] :
                              ( ( !! @ $i
                                @ ^ [Y2: $i] :
                                    ( ( in @ Y2 @ Y1 )
                                   => ( !! @ $i
                                      @ ^ [Y3: $i] :
                                          ( ( in @ Y3 @ Y1 )
                                         => ( ( Y0 @ Y2 )
                                           => ( ( Y0 @ Y3 )
                                             => ( Y2 = Y3 ) ) ) ) ) ) )
                             => ( ( ?? @ $i
                                  @ ^ [Y2: $i] :
                                      ( ( in @ Y2 @ Y1 )
                                      & ( Y0 @ Y2 ) ) )
                               => ( ?? @ $i
                                  @ ^ [Y2: $i] :
                                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                      & ( ( setadjoin @ Y2 @ emptyset )
                                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4128]) ).

thf(f4135,plain,
    ( $false
    = ( setunionE2
     => ( setunionsingleton1
       => ( setunionsingleton2
         => ( setunionsingleton
           => ( singletonprop
             => ( ex1E1
               => ( ex1I
                 => ( !! @ ( $i > $o )
                    @ ^ [Y0: $i > $o] :
                        ( !! @ $i
                        @ ^ [Y1: $i] :
                            ( ( !! @ $i
                              @ ^ [Y2: $i] :
                                  ( ( in @ Y2 @ Y1 )
                                 => ( !! @ $i
                                    @ ^ [Y3: $i] :
                                        ( ( in @ Y3 @ Y1 )
                                       => ( ( Y0 @ Y2 )
                                         => ( ( Y0 @ Y3 )
                                           => ( Y2 = Y3 ) ) ) ) ) ) )
                           => ( ( ?? @ $i
                                @ ^ [Y2: $i] :
                                    ( ( in @ Y2 @ Y1 )
                                    & ( Y0 @ Y2 ) ) )
                             => ( ?? @ $i
                                @ ^ [Y2: $i] :
                                    ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                    & ( ( setadjoin @ Y2 @ emptyset )
                                      = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f4132]) ).

thf(f4137,plain,
    ( ( setunionsingleton1
     => ( setunionsingleton2
       => ( setunionsingleton
         => ( singletonprop
           => ( ex1E1
             => ( ex1I
               => ( !! @ ( $i > $o )
                  @ ^ [Y0: $i > $o] :
                      ( !! @ $i
                      @ ^ [Y1: $i] :
                          ( ( !! @ $i
                            @ ^ [Y2: $i] :
                                ( ( in @ Y2 @ Y1 )
                               => ( !! @ $i
                                  @ ^ [Y3: $i] :
                                      ( ( in @ Y3 @ Y1 )
                                     => ( ( Y0 @ Y2 )
                                       => ( ( Y0 @ Y3 )
                                         => ( Y2 = Y3 ) ) ) ) ) ) )
                         => ( ( ?? @ $i
                              @ ^ [Y2: $i] :
                                  ( ( in @ Y2 @ Y1 )
                                  & ( Y0 @ Y2 ) ) )
                           => ( ?? @ $i
                              @ ^ [Y2: $i] :
                                  ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                  & ( ( setadjoin @ Y2 @ emptyset )
                                    = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4135]) ).

thf(f4141,plain,
    ( ( setunionsingleton2
     => ( setunionsingleton
       => ( singletonprop
         => ( ex1E1
           => ( ex1I
             => ( !! @ ( $i > $o )
                @ ^ [Y0: $i > $o] :
                    ( !! @ $i
                    @ ^ [Y1: $i] :
                        ( ( !! @ $i
                          @ ^ [Y2: $i] :
                              ( ( in @ Y2 @ Y1 )
                             => ( !! @ $i
                                @ ^ [Y3: $i] :
                                    ( ( in @ Y3 @ Y1 )
                                   => ( ( Y0 @ Y2 )
                                     => ( ( Y0 @ Y3 )
                                       => ( Y2 = Y3 ) ) ) ) ) ) )
                       => ( ( ?? @ $i
                            @ ^ [Y2: $i] :
                                ( ( in @ Y2 @ Y1 )
                                & ( Y0 @ Y2 ) ) )
                         => ( ?? @ $i
                            @ ^ [Y2: $i] :
                                ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                                & ( ( setadjoin @ Y2 @ emptyset )
                                  = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4137]) ).

thf(f4144,plain,
    ( ( setunionsingleton
     => ( singletonprop
       => ( ex1E1
         => ( ex1I
           => ( !! @ ( $i > $o )
              @ ^ [Y0: $i > $o] :
                  ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( ( !! @ $i
                        @ ^ [Y2: $i] :
                            ( ( in @ Y2 @ Y1 )
                           => ( !! @ $i
                              @ ^ [Y3: $i] :
                                  ( ( in @ Y3 @ Y1 )
                                 => ( ( Y0 @ Y2 )
                                   => ( ( Y0 @ Y3 )
                                     => ( Y2 = Y3 ) ) ) ) ) ) )
                     => ( ( ?? @ $i
                          @ ^ [Y2: $i] :
                              ( ( in @ Y2 @ Y1 )
                              & ( Y0 @ Y2 ) ) )
                       => ( ?? @ $i
                          @ ^ [Y2: $i] :
                              ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                              & ( ( setadjoin @ Y2 @ emptyset )
                                = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4141]) ).

thf(f4147,plain,
    ( ( singletonprop
     => ( ex1E1
       => ( ex1I
         => ( !! @ ( $i > $o )
            @ ^ [Y0: $i > $o] :
                ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ( !! @ $i
                      @ ^ [Y2: $i] :
                          ( ( in @ Y2 @ Y1 )
                         => ( !! @ $i
                            @ ^ [Y3: $i] :
                                ( ( in @ Y3 @ Y1 )
                               => ( ( Y0 @ Y2 )
                                 => ( ( Y0 @ Y3 )
                                   => ( Y2 = Y3 ) ) ) ) ) ) )
                   => ( ( ?? @ $i
                        @ ^ [Y2: $i] :
                            ( ( in @ Y2 @ Y1 )
                            & ( Y0 @ Y2 ) ) )
                     => ( ?? @ $i
                        @ ^ [Y2: $i] :
                            ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                            & ( ( setadjoin @ Y2 @ emptyset )
                              = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4144]) ).

thf(f4150,plain,
    ( ( ex1E1
     => ( ex1I
       => ( !! @ ( $i > $o )
          @ ^ [Y0: $i > $o] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( !! @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ Y1 )
                       => ( !! @ $i
                          @ ^ [Y3: $i] :
                              ( ( in @ Y3 @ Y1 )
                             => ( ( Y0 @ Y2 )
                               => ( ( Y0 @ Y3 )
                                 => ( Y2 = Y3 ) ) ) ) ) ) )
                 => ( ( ?? @ $i
                      @ ^ [Y2: $i] :
                          ( ( in @ Y2 @ Y1 )
                          & ( Y0 @ Y2 ) ) )
                   => ( ?? @ $i
                      @ ^ [Y2: $i] :
                          ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                          & ( ( setadjoin @ Y2 @ emptyset )
                            = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4147]) ).

thf(f4151,plain,
    singletonprop = $true,
    inference(imp_proxy_clausification,[],[f4147]) ).

thf(f4152,plain,
    spl0_109,
    inference(avatar_split_clause,[],[f4151,f1510]) ).

thf(f4153,plain,
    ( ( ex1I
     => ( !! @ ( $i > $o )
        @ ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                     => ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y1 )
                           => ( ( Y0 @ Y2 )
                             => ( ( Y0 @ Y3 )
                               => ( Y2 = Y3 ) ) ) ) ) ) )
               => ( ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ Y1 )
                        & ( Y0 @ Y2 ) ) )
                 => ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                        & ( ( setadjoin @ Y2 @ emptyset )
                          = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4150]) ).

thf(f4155,plain,
    ( ( !! @ ( $i > $o )
      @ ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ Y1 )
                   => ( !! @ $i
                      @ ^ [Y3: $i] :
                          ( ( in @ Y3 @ Y1 )
                         => ( ( Y0 @ Y2 )
                           => ( ( Y0 @ Y3 )
                             => ( Y2 = Y3 ) ) ) ) ) ) )
             => ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                      & ( Y0 @ Y2 ) ) )
               => ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ ( dsetconstr @ Y1 @ Y0 ) )
                      & ( ( setadjoin @ Y2 @ emptyset )
                        = ( dsetconstr @ Y1 @ Y0 ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f4153]) ).

thf(f4158,plain,
    spl0_110,
    inference(avatar_split_clause,[],[f4155,f1514]) ).

thf(f4250,plain,
    ( ( $true = $false )
    | ~ spl0_109
    | ~ spl0_111 ),
    inference(forward_demodulation,[],[f1512,f1521]) ).

thf(f4251,plain,
    ( $false
    | ~ spl0_109
    | ~ spl0_111 ),
    inference(trivial_inequality_removal,[],[f4250]) ).

thf(f4252,plain,
    ( ~ spl0_109
    | ~ spl0_111 ),
    inference(avatar_contradiction_clause,[],[f4251]) ).

thf(f4268,plain,
    ( ( $true = $false )
    | ~ spl0_110
    | ~ spl0_112 ),
    inference(forward_demodulation,[],[f1525,f1516]) ).

thf(f4269,plain,
    ( $false
    | ~ spl0_110
    | ~ spl0_112 ),
    inference(trivial_inequality_removal,[],[f4268]) ).

thf(f4270,plain,
    ( ~ spl0_110
    | ~ spl0_112 ),
    inference(avatar_contradiction_clause,[],[f4269]) ).

cnf(s56,plain,
    ( spl0_111
    | spl0_112 ),
    inference(sat_conversion,[],[f1526]) ).

cnf(s457,plain,
    spl0_109,
    inference(sat_conversion,[],[f4152]) ).

cnf(s459,plain,
    spl0_110,
    inference(sat_conversion,[],[f4158]) ).

cnf(s491,plain,
    ( ~ spl0_109
    | ~ spl0_111 ),
    inference(sat_conversion,[],[f4252]) ).

cnf(s497,plain,
    ( ~ spl0_110
    | ~ spl0_112 ),
    inference(sat_conversion,[],[f4270]) ).

cnf(s498,plain,
    ~ spl0_112,
    inference(rat,[],[s497,s459]) ).

cnf(s499,plain,
    ~ spl0_111,
    inference(rat,[],[s491,s457]) ).

cnf(s562,plain,
    $false,
    inference(rat,[],[s56,s498,s499]) ).

thf(f4289,plain,
    $false,
    inference(avatar_sat_refutation,[],[s562]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SEU640^1 : TPTP v9.3.1. Released v3.7.0.
% 0.00/0.05  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.07/0.19  % Computer : n001.cluster.edu
% 0.07/0.19  % Model    : x86_64 x86_64
% 0.07/0.19  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.19  % Memory   : 8046.5625MB
% 0.07/0.19  % OS       : Linux 6.8.0-71-generic
% 0.07/0.19  % CPULimit : 300
% 0.07/0.19  % WCLimit  : 300
% 0.07/0.19  % DateTime : Tue Sep 29 14:07:06 UTC 2026
% 0.07/0.19  % CPUTime  : 
% 0.07/0.19  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.07/0.23  Running higher-order theorem proving
% 0.20/0.27  Running: /export/starexec/sandbox2/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.52/0.40  % (1292539)Detected a higher-order problem, will run a greedy HOL sequence.
% 0.52/0.40  % (1292553)lrs+10_40_drc=off:e2e=on:si=on:uwa=one_side_interpreted:random_seed=1330709849:s2a=on:i=87:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/87Mi)
% 0.52/0.40  % (1292560)WARNING Broken Constraint: if ho_split_queue_ratios(1,8) has been set then ho_split_queue(off) is equal to on
% 0.52/0.40  % (1292560)WARNING Broken Constraint: if sine_to_age_tolerance(5) has been set then sine_to_age(off) is equal to on or sine_to_pred_levels(off) is not equal to off or sine_level_split_queue(off) is equal to on
% 0.52/0.40  % (1292554)lrs+10_16_si=on:nwc=1.5:random_seed=3331446085:i=18:kws=arity_squared:rtra=on:fe=abstraction:ntd=on_2999 on theBenchmark for (2999ds/18Mi)
% 0.52/0.40  % (1292558)dis+21_4_fde=none:e2e=on:si=on:uwa=off:foolp=on:random_seed=126679189:i=24:av=off:rtra=on_2999 on theBenchmark for (2999ds/24Mi)
% 0.52/0.40  % (1292555)lrs+10_1_cnfonf=off:si=on:uwa=one_side_interpreted:random_seed=3950816803:i=3:rtra=on:inj=on:ntd=on_2999 on theBenchmark for (2999ds/3Mi)
% 0.52/0.40  % (1292560)dis+1002_8_to=kbo:sil=128000:tgt=full:drc=off:si=on:sp=const_max:lma=off:spb=non_intro:cbe=off:uwa=interpreted_only:random_seed=1983913385:hsqr=1,8:i=157:s2at=5:add=on:nm=2:rtra=on_2999 on theBenchmark for (2999ds/157Mi)
% 0.52/0.40  % (1292559)lrs+10_1_to=lpo:sil=128000:e2e=on:si=on:random_seed=2012611542:s2a=on:i=75:s2at=3:aac=none:bd=preordered:rtra=on:fe=abstraction_2999 on theBenchmark for (2999ds/75Mi)
% 0.52/0.40  % (1292556)dis+1002_4:1_sfv=off:to=lpo:plsq=on:fde=none:e2e=on:si=on:spb=non_intro:acc=on:uwa=off:fd=preordered:foolp=on:s2agt=32:slsqc=1:slsq=on:random_seed=978998091:hsq=on:hsqr=16,1:s2a=on:i=634:add=on:nm=16:nicw=on:rtra=on:gtg=position:ss=included:ixr=off:c=on:inj=on:ntd=on:rawr=on_2999 on theBenchmark for (2999ds/634Mi)
% 0.52/0.40  % (1292555)Instruction limit reached! 
% 0.52/0.40  % (1292555)------------------------------
% 0.52/0.40  % (1292555)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.40  % (1292555)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.40  % (1292555)CaDiCaL version: 2.1.3
% 0.52/0.40  % (1292555)Termination reason: Instruction limit
% 0.52/0.40  % (1292555)Termination phase: shuffling
% 0.52/0.40  % (1292555)Time elapsed: 0.002 s
% 0.52/0.40  % (1292555)Peak memory usage: 10 MB
% 0.52/0.40  % (1292555)Instructions burned: 4 (million)
% 0.52/0.40  % (1292554)Instruction limit reached! 
% 0.52/0.40  % (1292554)------------------------------
% 0.52/0.40  % (1292554)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.40  % (1292554)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.40  % (1292554)CaDiCaL version: 2.1.3
% 0.52/0.40  % (1292554)Termination reason: Instruction limit
% 0.52/0.40  % (1292554)Termination phase: shuffling
% 0.52/0.40  % (1292554)Time elapsed: 0.009 s
% 0.52/0.40  % (1292554)Peak memory usage: 10 MB
% 0.52/0.40  % (1292554)Instructions burned: 18 (million)
% 0.52/0.40  % (1292558)Instruction limit reached! 
% 0.52/0.40  % (1292558)------------------------------
% 0.52/0.40  % (1292558)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.40  % (1292558)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.40  % (1292558)CaDiCaL version: 2.1.3
% 0.52/0.40  % (1292558)Termination reason: Instruction limit
% 0.52/0.40  % (1292558)Termination phase: Preprocessing 3
% 0.52/0.40  % (1292558)Time elapsed: 0.011 s
% 0.52/0.40  % (1292558)Peak memory usage: 11 MB
% 0.52/0.40  % (1292558)Instructions burned: 24 (million)
% 0.52/0.40  % (1292553)Instruction limit reached! 
% 0.52/0.40  % (1292553)------------------------------
% 0.52/0.40  % (1292553)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.40  % (1292553)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.40  % (1292553)CaDiCaL version: 2.1.3
% 0.52/0.40  % (1292553)Termination reason: Instruction limit
% 0.52/0.40  % (1292553)Termination phase: Property scanning
% 0.52/0.40  % (1292553)Time elapsed: 0.022 s
% 0.52/0.40  % (1292553)Peak memory usage: 12 MB
% 0.52/0.40  % (1292553)Instructions burned: 92 (million)
% 0.52/0.40  % (1292574)dis+10_1024_sil=128000:si=on:sp=unary_first:urr=on:uwa=all:fd=off:random_seed=4238374337:i=2:hud=10:rtra=on_2999 on theBenchmark for (2999ds/2Mi)
% 0.52/0.40  % (1292580)lrs+10_1_sil=128000:si=on:urr=on:slsqc=1:slsq=on:random_seed=4182098518:i=12:s2at=2:kws=inv_frequency:bd=all:rtra=on_2999 on theBenchmark for (2999ds/12Mi)
% 0.52/0.44  % (1292574)Instruction limit reached! 
% 0.52/0.44  % (1292574)------------------------------
% 0.52/0.44  % (1292574)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.44  % (1292574)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.44  % (1292574)CaDiCaL version: 2.1.3
% 0.52/0.44  % (1292574)Termination reason: Instruction limit
% 0.52/0.44  % (1292574)Termination phase: shuffling
% 0.52/0.44  % (1292574)Time elapsed: 0.003 s
% 0.52/0.44  % (1292574)Peak memory usage: 10 MB
% 0.52/0.44  % (1292574)Instructions burned: 6 (million)
% 0.52/0.44  % (1292579)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(5) has been set then forward_subsumption_demodulation(off) is equal to on
% 0.52/0.44  % (1292580)Instruction limit reached! 
% 0.52/0.44  % (1292580)------------------------------
% 0.52/0.44  % (1292580)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.44  % (1292580)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.44  % (1292580)CaDiCaL version: 2.1.3
% 0.52/0.44  % (1292580)Termination reason: Instruction limit
% 0.52/0.44  % (1292580)Termination phase: shuffling
% 0.52/0.44  % (1292580)Time elapsed: 0.004 s
% 0.52/0.44  % (1292580)Peak memory usage: 10 MB
% 0.52/0.44  % (1292580)Instructions burned: 16 (million)
% 0.52/0.44  % (1292577)lrs+1010_2:3_cha=on:si=on:uwa=off:nwc=1:random_seed=2503713824:i=5:fgj=on:av=off:rtra=on:fe=axiom:ntd=on_2999 on theBenchmark for (2999ds/5Mi)
% 0.52/0.44  % (1292579)dis+21_1_to=kbo:sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=64,1:uwa=hol:random_seed=1562508547:uwa_fpi=on:i=7:fgj=on:hud=10:fsr=off:rtra=on:rawr=on:fsdmm=5_2999 on theBenchmark for (2999ds/7Mi)
% 0.52/0.44  % (1292577)Instruction limit reached! 
% 0.52/0.44  % (1292577)------------------------------
% 0.52/0.44  % (1292577)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.44  % (1292577)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.44  % (1292577)CaDiCaL version: 2.1.3
% 0.52/0.44  % (1292577)Termination reason: Instruction limit
% 0.52/0.44  % (1292577)Termination phase: shuffling
% 0.52/0.44  % (1292577)Time elapsed: 0.003 s
% 0.52/0.44  % (1292577)Peak memory usage: 10 MB
% 0.52/0.44  % (1292577)Instructions burned: 5 (million)
% 0.52/0.44  % (1292559)Instruction limit reached! 
% 0.52/0.44  % (1292559)------------------------------
% 0.52/0.44  % (1292559)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.44  % (1292579)Instruction limit reached! 
% 0.52/0.44  % (1292579)------------------------------
% 0.52/0.44  % (1292579)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.52/0.44  % (1292559)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.44  % (1292579)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.52/0.44  % (1292559)CaDiCaL version: 2.1.3
% 0.52/0.44  % (1292559)Termination reason: Instruction limit
% 0.52/0.44  % (1292559)Termination phase: Property scanning
% 0.52/0.44  % (1292559)Time elapsed: 0.035 s
% 0.52/0.44  % (1292559)Peak memory usage: 12 MB
% 0.52/0.44  % (1292579)CaDiCaL version: 2.1.3
% 0.52/0.44  % (1292579)Termination reason: Instruction limit
% 0.52/0.44  % (1292579)Termination phase: shuffling
% 0.52/0.44  % (1292559)Instructions burned: 75 (million)
% 0.52/0.44  % (1292579)Time elapsed: 0.004 s
% 0.52/0.44  % (1292579)Peak memory usage: 10 MB
% 0.52/0.44  % (1292579)Instructions burned: 8 (million)
% 0.52/0.44  % (1292589)lrs+1002_64_sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:sp=occurrence:lma=off:plsqr=32,1:uwa=interpreted_only:random_seed=239238398:i=86:piset=equals:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/86Mi)
% 0.52/0.44  % (1292587)WARNING Broken Constraint: if sine_to_age_tolerance(5) has been set then sine_to_age(off) is equal to on or sine_to_pred_levels(off) is not equal to off or sine_level_split_queue(off) is equal to on
% 0.52/0.44  % (1292587)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(1) has been set then forward_subsumption_demodulation(off) is equal to on
% 0.52/0.44  % (1292587)ott+1010_64_tgt=ground:cnfonf=lazy_simp:si=on:lma=off:spb=goal:lcm=predicate:random_seed=2538432464:i=28:s2at=5:piset=not:hud=10:bd=all:av=off:rtra=on:ixr=off:fsdmm=1_2999 on theBenchmark for (2999ds/28Mi)
% 0.52/0.44  % (1292595)WARNING Broken Constraint: if positive_literal_split_queue_ratios(1,32) has been set then positive_literal_split_queue(off) is equal to on
% 1.22/0.47  % (1292594)lrs+10_1_si=on:cs=on:random_seed=548197479:i=8:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/8Mi)
% 1.22/0.47  % (1292596)lrs+1002_3:1_sil=128000:e2e=on:si=on:urr=on:uwa=one_side_constant:nwc=1.5:random_seed=2014933151:i=38:bd=all:rtra=on:amm=off:ss=axioms:ntd=on_2999 on theBenchmark for (2999ds/38Mi)
% 1.22/0.47  % (1292595)ott+1002_20_sil=128000:cnfonf=lazy_not_gen_be_off:si=on:sp=unary_frequency:plsqr=1,32:bce=on:uwa=interpreted_only:foolp=on:random_seed=1645854444:i=2:add=on:rtra=on_2999 on theBenchmark for (2999ds/2Mi)
% 1.22/0.47  % (1292595)Instruction limit reached! 
% 1.22/0.47  % (1292595)------------------------------
% 1.22/0.47  % (1292595)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.47  % (1292595)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.47  % (1292595)CaDiCaL version: 2.1.3
% 1.22/0.47  % (1292595)Termination reason: Instruction limit
% 1.22/0.47  % (1292595)Termination phase: shuffling
% 1.22/0.47  % (1292595)Time elapsed: 0.002 s
% 1.22/0.47  % (1292595)Peak memory usage: 10 MB
% 1.22/0.47  % (1292595)Instructions burned: 3 (million)
% 1.22/0.47  % (1292594)Instruction limit reached! 
% 1.22/0.47  % (1292594)------------------------------
% 1.22/0.47  % (1292594)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.47  % (1292594)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.47  % (1292594)CaDiCaL version: 2.1.3
% 1.22/0.47  % (1292594)Termination reason: Instruction limit
% 1.22/0.47  % (1292594)Termination phase: shuffling
% 1.22/0.47  % (1292594)Time elapsed: 0.004 s
% 1.22/0.47  % (1292594)Peak memory usage: 10 MB
% 1.22/0.47  % (1292594)Instructions burned: 8 (million)
% 1.22/0.47  % (1292589)Instruction limit reached! 
% 1.22/0.47  % (1292589)------------------------------
% 1.22/0.47  % (1292589)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.47  % (1292589)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.47  % (1292589)CaDiCaL version: 2.1.3
% 1.22/0.47  % (1292589)Termination reason: Instruction limit
% 1.22/0.47  % (1292589)Termination phase: Saturation
% 1.22/0.47  % (1292589)Time elapsed: 0.019 s
% 1.22/0.47  % (1292589)Peak memory usage: 12 MB
% 1.22/0.47  % (1292589)Instructions burned: 88 (million)
% 1.22/0.47  % (1292587)Instruction limit reached! 
% 1.22/0.47  % (1292587)------------------------------
% 1.22/0.47  % (1292587)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.47  % (1292587)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.47  % (1292587)CaDiCaL version: 2.1.3
% 1.22/0.47  % (1292587)Termination reason: Instruction limit
% 1.22/0.47  % (1292587)Termination phase: Property scanning
% 1.22/0.47  % (1292587)Time elapsed: 0.013 s
% 1.22/0.47  % (1292587)Peak memory usage: 10 MB
% 1.22/0.47  % (1292587)Instructions burned: 29 (million)
% 1.22/0.47  % (1292614)lrs+10_16:1_sil=128000:si=on:lma=off:urr=on:uwa=interpreted_only:random_seed=1335247190:i=14:kws=precedence:aac=none:nm=10:rtra=on:er=filter:ntd=on_2998 on theBenchmark for (2998ds/14Mi)
% 1.22/0.47  % (1292560)Instruction limit reached! 
% 1.22/0.47  % (1292560)------------------------------
% 1.22/0.47  % (1292560)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.47  % (1292560)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.47  % (1292560)CaDiCaL version: 2.1.3
% 1.22/0.47  % (1292560)Termination reason: Instruction limit
% 1.22/0.47  % (1292560)Termination phase: Saturation
% 1.22/0.47  % (1292560)Time elapsed: 0.069 s
% 1.22/0.47  % (1292560)Peak memory usage: 14 MB
% 1.22/0.47  % (1292560)Instructions burned: 159 (million)
% 1.22/0.47  % (1292614)Instruction limit reached! 
% 1.22/0.47  % (1292614)------------------------------
% 1.22/0.47  % (1292614)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.47  % (1292614)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.47  % (1292614)CaDiCaL version: 2.1.3
% 1.22/0.47  % (1292614)Termination reason: Instruction limit
% 1.22/0.47  % (1292614)Termination phase: shuffling
% 1.22/0.47  % (1292614)Time elapsed: 0.004 s
% 1.22/0.47  % (1292614)Peak memory usage: 10 MB
% 1.22/0.47  % (1292614)Instructions burned: 17 (million)
% 1.22/0.47  % (1292596)Instruction limit reached! 
% 1.22/0.47  % (1292596)------------------------------
% 1.22/0.47  % (1292596)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.47  % (1292596)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.56  % (1292596)CaDiCaL version: 2.1.3
% 1.22/0.56  % (1292596)Termination reason: Instruction limit
% 1.22/0.56  % (1292596)Termination phase: Preprocessing 3
% 1.22/0.56  % (1292596)Time elapsed: 0.019 s
% 1.22/0.56  % (1292596)Peak memory usage: 11 MB
% 1.22/0.56  % (1292596)Instructions burned: 40 (million)
% 1.22/0.56  % (1292609)lrs+1002_1_to=lpo:sil=128000:si=on:sos=on:spb=goal_then_units:uwa=off:random_seed=870849788:st=2:i=249:sd=1:rtra=on:ss=axioms_2998 on theBenchmark for (2998ds/249Mi)
% 1.22/0.56  % (1292611)dis+1002_1_sil=128000:fde=unused:e2e=on:si=on:cbe=off:uwa=off:random_seed=2855902163:hsq=on:st=2:i=25:kws=inv_frequency:rtra=on:ss=axioms:ntd=on_2998 on theBenchmark for (2998ds/25Mi)
% 1.22/0.56  % (1292615)dis+1010_1_sil=128000:si=on:uwa=off:random_seed=3683440877:st=3:s2a=on:i=327:sd=3:rtra=on:ss=axioms_2998 on theBenchmark for (2998ds/327Mi)
% 1.22/0.56  % (1292625)ott+21_20_to=lpo:sil=128000:tgt=ground:si=on:sp=arity:lma=off:uwa=off:foolp=on:random_seed=347579554:st=4:i=2:add=off:sd=3:nm=16:fsr=off:rtra=on:ss=axioms:sgt=8:ntd=on_2998 on theBenchmark for (2998ds/2Mi)
% 1.22/0.56  % (1292625)Instruction limit reached! 
% 1.22/0.56  % (1292625)------------------------------
% 1.22/0.56  % (1292625)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.56  % (1292625)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.56  % (1292625)CaDiCaL version: 2.1.3
% 1.22/0.56  % (1292625)Termination reason: Instruction limit
% 1.22/0.56  % (1292625)Termination phase: shuffling
% 1.22/0.56  % (1292625)Time elapsed: 0.001 s
% 1.22/0.56  % (1292625)Peak memory usage: 10 MB
% 1.22/0.56  % (1292625)Instructions burned: 2 (million)
% 1.22/0.56  % (1292623)dis+10_1_anc=all_dependent:to=kbo:sil=128000:si=on:chr=on:random_seed=2000372312:uwa_fpi=on:i=14:aac=none:rtra=on:fe=abstraction_2998 on theBenchmark for (2998ds/14Mi)
% 1.22/0.56  % (1292611)Instruction limit reached! 
% 1.22/0.56  % (1292611)------------------------------
% 1.22/0.56  % (1292611)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.56  % (1292611)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.56  % (1292611)CaDiCaL version: 2.1.3
% 1.22/0.56  % (1292611)Termination reason: Instruction limit
% 1.22/0.56  % (1292611)Termination phase: shuffling
% 1.22/0.56  % (1292611)Time elapsed: 0.011 s
% 1.22/0.56  % (1292611)Peak memory usage: 11 MB
% 1.22/0.56  % (1292611)Instructions burned: 25 (million)
% 1.22/0.56  % (1292626)ott+1004_1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:sp=unary_frequency:cbe=off:uwa=off:nwc=1:random_seed=3606367021:i=26:ep=R:rtra=on:ntd=on_2998 on theBenchmark for (2998ds/26Mi)
% 1.22/0.56  % (1292623)Instruction limit reached! 
% 1.22/0.56  % (1292623)------------------------------
% 1.22/0.56  % (1292623)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.56  % (1292623)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.56  % (1292623)CaDiCaL version: 2.1.3
% 1.22/0.56  % (1292623)Termination reason: Instruction limit
% 1.22/0.56  % (1292623)Termination phase: shuffling
% 1.22/0.56  % (1292623)Time elapsed: 0.007 s
% 1.22/0.56  % (1292623)Peak memory usage: 10 MB
% 1.22/0.56  % (1292623)Instructions burned: 16 (million)
% 1.22/0.56  % (1292635)dis+1002_16_sil=128000:si=on:sp=occurrence:random_seed=2801390363:cond=fast:i=23:hud=1:av=off:rtra=on:fe=abstraction:ntd=on_2998 on theBenchmark for (2998ds/23Mi)
% 1.22/0.56  % (1292638)lrs+1002_1024_sil=128000:tgt=ground:fde=none:e2e=on:si=on:uwa=off:nwc=1:random_seed=1863053300:cond=on:i=60:rtra=on:ntd=on_2998 on theBenchmark for (2998ds/60Mi)
% 1.22/0.56  % (1292641)WARNING Broken Constraint: if sine_to_age_generality_threshold(10) has been set then sine_to_age(off) is equal to on or sine_to_pred_levels(off) is not equal to off or sine_level_split_queue(off) is equal to on
% 1.22/0.56  % (1292641)WARNING Broken Constraint: if lrs_weight_limit_only(on) has been set then saturation_algorithm(otter) is equal to lrs
% 1.22/0.56  % (1292626)Instruction limit reached! 
% 1.22/0.56  % (1292626)------------------------------
% 1.22/0.56  % (1292626)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.22/0.56  % (1292626)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.22/0.56  % (1292626)CaDiCaL version: 2.1.3
% 1.22/0.56  % (1292626)Termination reason: Instruction limit
% 1.22/0.56  % (1292626)Termination phase: Property scanning
% 1.22/0.56  % (1292626)Time elapsed: 0.020 s
% 1.22/0.56  % (1292626)Peak memory usage: 10 MB
% 2.11/0.63  % (1292626)Instructions burned: 26 (million)
% 2.11/0.63  % (1292641)ott+21_1_to=kbo:sil=128000:cnfonf=lazy_gen:bsd=on:si=on:sp=const_frequency:lma=off:uwa=off:foolp=on:s2agt=10:lwlo=on:random_seed=1345271390:i=14:add=off:nm=40:rtra=on:rawr=on_2998 on theBenchmark for (2998ds/14Mi)
% 2.11/0.63  % (1292635)Instruction limit reached! 
% 2.11/0.63  % (1292635)------------------------------
% 2.11/0.63  % (1292635)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.11/0.63  % (1292635)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.11/0.63  % (1292635)CaDiCaL version: 2.1.3
% 2.11/0.63  % (1292635)Termination reason: Instruction limit
% 2.11/0.63  % (1292635)Termination phase: Property scanning
% 2.11/0.63  % (1292635)Time elapsed: 0.013 s
% 2.11/0.63  % (1292635)Peak memory usage: 10 MB
% 2.11/0.63  % (1292635)Instructions burned: 25 (million)
% 2.11/0.63  % (1292641)Instruction limit reached! 
% 2.11/0.63  % (1292641)------------------------------
% 2.11/0.63  % (1292641)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.11/0.63  % (1292641)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.11/0.63  % (1292641)CaDiCaL version: 2.1.3
% 2.11/0.63  % (1292641)Termination reason: Instruction limit
% 2.11/0.63  % (1292641)Termination phase: shuffling
% 2.11/0.63  % (1292641)Time elapsed: 0.007 s
% 2.11/0.63  % (1292641)Peak memory usage: 10 MB
% 2.11/0.63  % (1292641)Instructions burned: 14 (million)
% 2.11/0.63  % (1292638)Instruction limit reached! 
% 2.11/0.63  % (1292638)------------------------------
% 2.11/0.63  % (1292638)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.11/0.63  % (1292638)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.11/0.63  % (1292638)CaDiCaL version: 2.1.3
% 2.11/0.63  % (1292638)Termination reason: Instruction limit
% 2.11/0.63  % (1292638)Termination phase: Equality resolution with deletion
% 2.11/0.63  % (1292638)Time elapsed: 0.017 s
% 2.11/0.63  % (1292638)Peak memory usage: 12 MB
% 2.11/0.63  % (1292638)Instructions burned: 64 (million)
% 2.11/0.63  % (1292645)WARNING Broken Constraint: if choice_reasoning(on) has been set then choice_ax(on) is equal to off
% 2.11/0.63  % (1292645)lrs+1010_4:1_slsqr=8,1:to=kbo:cha=on:drc=off:si=on:sp=arity:lcm=predicate:uwa=off:fd=preordered:gs=on:nwc=5:s2agt=32:slsqc=1:kmz=on:updr=off:chr=on:pe=on:slsq=on:random_seed=26683453:i=8:nm=2:rtra=on:fe=abstraction:inj=on_2998 on theBenchmark for (2998ds/8Mi)
% 2.11/0.63  % (1292648)dis+1004_50_to=lpo:drc=off:fde=unused:cnfonf=lazy_not_gen_be_off:si=on:sp=reverse_arity:spb=units:cbe=off:foolp=on:random_seed=3550586695:uwa_fpi=on:i=31:doe=on:bd=preordered:rtra=on:fsd=on_2998 on theBenchmark for (2998ds/31Mi)
% 2.11/0.63  % (1292645)Instruction limit reached! 
% 2.11/0.63  % (1292645)------------------------------
% 2.11/0.63  % (1292645)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.11/0.63  % (1292645)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.11/0.63  % (1292645)CaDiCaL version: 2.1.3
% 2.11/0.63  % (1292645)Termination reason: Instruction limit
% 2.11/0.63  % (1292645)Termination phase: shuffling
% 2.11/0.63  % (1292645)Time elapsed: 0.004 s
% 2.11/0.63  % (1292645)Peak memory usage: 10 MB
% 2.11/0.63  % (1292645)Instructions burned: 9 (million)
% 2.11/0.63  % (1292652)lrs+10_1_plsq=on:drc=ordering:cnfonf=lazy_not_gen_be_off:bsd=on:si=on:plsqr=32,1:cs=on:random_seed=1688459649:i=23:rtra=on:ntd=on_2998 on theBenchmark for (2998ds/23Mi)
% 2.11/0.63  % (1292650)dis+10_1024_sil=128000:cnfonf=off:si=on:fd=off:random_seed=1592102157:i=7:hud=5:bd=preordered:rtra=on:bet=on_2998 on theBenchmark for (2998ds/7Mi)
% 2.11/0.63  % (1292650)Instruction limit reached! 
% 2.11/0.63  % (1292650)------------------------------
% 2.11/0.63  % (1292650)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.11/0.63  % (1292650)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.11/0.63  % (1292650)CaDiCaL version: 2.1.3
% 2.11/0.63  % (1292650)Termination reason: Instruction limit
% 2.11/0.63  % (1292650)Termination phase: shuffling
% 2.11/0.63  % (1292650)Time elapsed: 0.004 s
% 2.11/0.63  % (1292650)Peak memory usage: 10 MB
% 2.11/0.63  % (1292650)Instructions burned: 7 (million)
% 2.11/0.63  % (1292652)Instruction limit reached! 
% 2.11/0.63  % (1292652)------------------------------
% 2.11/0.63  % (1292652)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.11/0.63  % (1292652)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.46/0.70  % (1292652)CaDiCaL version: 2.1.3
% 2.46/0.70  % (1292652)Termination reason: Instruction limit
% 2.46/0.70  % (1292652)Termination phase: Property scanning
% 2.46/0.70  % (1292652)Time elapsed: 0.006 s
% 2.46/0.70  % (1292652)Peak memory usage: 10 MB
% 2.46/0.70  % (1292652)Instructions burned: 26 (million)
% 2.46/0.70  % (1292648)Instruction limit reached! 
% 2.46/0.70  % (1292648)------------------------------
% 2.46/0.70  % (1292648)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.46/0.70  % (1292648)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.46/0.70  % (1292648)CaDiCaL version: 2.1.3
% 2.46/0.70  % (1292648)Termination reason: Instruction limit
% 2.46/0.70  % (1292648)Termination phase: Property scanning
% 2.46/0.70  % (1292648)Time elapsed: 0.015 s
% 2.46/0.70  % (1292648)Peak memory usage: 10 MB
% 2.46/0.70  % (1292648)Instructions burned: 31 (million)
% 2.46/0.70  % (1292660)lrs+10_1_sil=128000:fde=unused:si=on:random_seed=3340342202:s2a=on:i=20:kws=inv_frequency:bd=all:rtra=on_2998 on theBenchmark for (2998ds/20Mi)
% 2.46/0.70  % (1292667)dis+1010_2:1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:uwa=off:slsq=on:random_seed=1034835174:i=1240:rtra=on:ixr=off_2998 on theBenchmark for (2998ds/1240Mi)
% 2.46/0.70  % (1292660)Instruction limit reached! 
% 2.46/0.70  % (1292660)------------------------------
% 2.46/0.70  % (1292660)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.46/0.70  % (1292660)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.46/0.70  % (1292660)CaDiCaL version: 2.1.3
% 2.46/0.70  % (1292660)Termination reason: Instruction limit
% 2.46/0.70  % (1292660)Termination phase: Property scanning
% 2.46/0.70  % (1292660)Time elapsed: 0.009 s
% 2.46/0.70  % (1292660)Peak memory usage: 10 MB
% 2.46/0.70  % (1292660)Instructions burned: 20 (million)
% 2.46/0.70  % (1292668)ott+1002_32_tgt=ground:si=on:sp=const_max:acc=on:nwc=0.5:random_seed=2442868648:i=143:fgj=on:piset=pi_sigma:rtra=on:fe=abstraction_2998 on theBenchmark for (2998ds/143Mi)
% 2.46/0.70  % (1292669)lrs+1002_1_sil=128000:si=on:acc=on:uwa=off:random_seed=78198238:st=5:s2a=on:i=193:sd=1:rtra=on:ss=axioms_2998 on theBenchmark for (2998ds/193Mi)
% 2.46/0.70  % (1292676)dis+10_1024_sil=128000:si=on:sp=unary_first:urr=on:uwa=all:fd=off:random_seed=2541850654:i=42:hud=10:rtra=on_2997 on theBenchmark for (2997ds/42Mi)
% 2.46/0.70  % (1292609)Instruction limit reached! 
% 2.46/0.70  % (1292609)------------------------------
% 2.46/0.70  % (1292609)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.46/0.70  % (1292609)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.46/0.70  % (1292609)CaDiCaL version: 2.1.3
% 2.46/0.70  % (1292609)Termination reason: Instruction limit
% 2.46/0.70  % (1292609)Termination phase: Saturation
% 2.46/0.70  % (1292609)Time elapsed: 0.125 s
% 2.46/0.70  % (1292609)Peak memory usage: 14 MB
% 2.46/0.70  % (1292609)Instructions burned: 249 (million)
% 2.46/0.70  % (1292688)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(5) has been set then forward_subsumption_demodulation(off) is equal to on
% 2.46/0.70  % (1292676)Instruction limit reached! 
% 2.46/0.70  % (1292676)------------------------------
% 2.46/0.70  % (1292676)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.46/0.70  % (1292676)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.46/0.70  % (1292676)CaDiCaL version: 2.1.3
% 2.46/0.70  % (1292676)Termination reason: Instruction limit
% 2.46/0.70  % (1292676)Termination phase: Property scanning
% 2.46/0.70  % (1292676)Time elapsed: 0.034 s
% 2.46/0.70  % (1292676)Peak memory usage: 11 MB
% 2.46/0.70  % (1292676)Instructions burned: 43 (million)
% 2.46/0.70  % (1292688)dis+21_1_to=kbo:sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=64,1:uwa=hol:random_seed=2991509283:uwa_fpi=on:i=7:fgj=on:hud=10:fsr=off:rtra=on:rawr=on:fsdmm=5_2997 on theBenchmark for (2997ds/7Mi)
% 2.46/0.70  % (1292688)Instruction limit reached! 
% 2.46/0.70  % (1292688)------------------------------
% 2.46/0.70  % (1292688)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.46/0.70  % (1292688)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.46/0.70  % (1292688)CaDiCaL version: 2.1.3
% 2.46/0.70  % (1292688)Termination reason: Instruction limit
% 2.46/0.70  % (1292688)Termination phase: shuffling
% 2.46/0.70  % (1292688)Time elapsed: 0.007 s
% 2.46/0.70  % (1292688)Peak memory usage: 10 MB
% 2.46/0.70  % (1292688)Instructions burned: 7 (million)
% 2.46/0.70  % (1292668)Instruction limit reached! 
% 2.96/0.84  % (1292668)------------------------------
% 2.96/0.84  % (1292668)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.96/0.84  % (1292668)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.96/0.84  % (1292668)CaDiCaL version: 2.1.3
% 2.96/0.84  % (1292668)Termination reason: Instruction limit
% 2.96/0.84  % (1292668)Termination phase: Saturation
% 2.96/0.84  % (1292668)Time elapsed: 0.069 s
% 2.96/0.84  % (1292668)Peak memory usage: 14 MB
% 2.96/0.84  % (1292668)Instructions burned: 145 (million)
% 2.96/0.84  % (1292698)lrs+10_1_to=lpo:sil=128000:si=on:sp=arity:urr=on:random_seed=2685157665:i=181:sd=2:bd=preordered:rtra=on:ss=axioms_2997 on theBenchmark for (2997ds/181Mi)
% 2.96/0.84  % (1292615)Instruction limit reached! 
% 2.96/0.84  % (1292615)------------------------------
% 2.96/0.84  % (1292615)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.96/0.84  % (1292615)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.96/0.84  % (1292615)CaDiCaL version: 2.1.3
% 2.96/0.84  % (1292615)Termination reason: Instruction limit
% 2.96/0.84  % (1292615)Termination phase: Saturation
% 2.96/0.84  % (1292615)Time elapsed: 0.179 s
% 2.96/0.84  % (1292615)Peak memory usage: 14 MB
% 2.96/0.84  % (1292615)Instructions burned: 327 (million)
% 2.96/0.84  % (1292699)dis+10_8_sil=128000:plsq=on:plsqc=1:si=on:sp=unary_first:sos=on:lma=off:plsqr=64,1:uwa=interpreted_only:foolp=on:random_seed=828923573:st=3:avsq=on:i=169:avsqr=8,1:sd=2:kws=precedence:bd=preordered:rtra=on:ss=axioms:ntd=on_2997 on theBenchmark for (2997ds/169Mi)
% 2.96/0.84  % (1292669)Instruction limit reached! 
% 2.96/0.84  % (1292669)------------------------------
% 2.96/0.84  % (1292669)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.96/0.84  % (1292669)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.96/0.84  % (1292669)CaDiCaL version: 2.1.3
% 2.96/0.84  % (1292669)Termination reason: Instruction limit
% 2.96/0.84  % (1292669)Termination phase: Saturation
% 2.96/0.84  % (1292669)Time elapsed: 0.098 s
% 2.96/0.84  % (1292669)Peak memory usage: 14 MB
% 2.96/0.84  % (1292669)Instructions burned: 194 (million)
% 2.96/0.84  % (1292700)WARNING Broken Constraint: if sine_level_split_queue_cutoffs(5) has been set then sine_level_split_queue(off) is equal to on
% 2.96/0.84  % (1292700)lrs+1002_1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:sp=arity:cbe=off:uwa=all:slsqc=5:random_seed=1987469866:st=4:s2a=on:i=6:add=on:doe=on:hud=10:rtra=on:bet=on:ss=axioms_2997 on theBenchmark for (2997ds/6Mi)
% 2.96/0.84  % (1292707)ott+2_5:4_anc=none:to=lpo:si=on:lma=off:cbe=off:uwa=ground:nwc=3:random_seed=1839734974:uwa_fpi=on:i=22:add=on:doe=on:ins=1:rtra=on_2996 on theBenchmark for (2996ds/22Mi)
% 2.96/0.84  % (1292700)Instruction limit reached! 
% 2.96/0.84  % (1292700)------------------------------
% 2.96/0.84  % (1292700)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.96/0.84  % (1292700)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.96/0.84  % (1292700)CaDiCaL version: 2.1.3
% 2.96/0.84  % (1292700)Termination reason: Instruction limit
% 2.96/0.84  % (1292700)Termination phase: shuffling
% 2.96/0.84  % (1292700)Time elapsed: 0.003 s
% 2.96/0.84  % (1292700)Peak memory usage: 10 MB
% 2.96/0.84  % (1292700)Instructions burned: 7 (million)
% 2.96/0.84  % (1292707)Instruction limit reached! 
% 2.96/0.84  % (1292707)------------------------------
% 2.96/0.84  % (1292707)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.96/0.84  % (1292707)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.96/0.84  % (1292707)CaDiCaL version: 2.1.3
% 2.96/0.84  % (1292707)Termination reason: Instruction limit
% 2.96/0.84  % (1292707)Termination phase: Property scanning
% 2.96/0.84  % (1292707)Time elapsed: 0.010 s
% 2.96/0.84  % (1292707)Peak memory usage: 10 MB
% 2.96/0.84  % (1292707)Instructions burned: 22 (million)
% 2.96/0.84  % (1292712)dis+1010_1_to=lpo:sil=128000:cnfonf=lazy_pi_sigma_gen:sas=cadical:si=on:sos=all:uwa=off:sac=on:random_seed=2105587296:i=19:add=on:rtra=on_2996 on theBenchmark for (2996ds/19Mi)
% 2.96/0.84  % (1292717)ott+10_1_sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:lma=off:plsqr=128,1:urr=ec_only:uwa=off:rp=on:nwc=20:br=off:random_seed=4278382673:i=316:bs=unit_only:ins=25:rtra=on:ntd=on_2996 on theBenchmark for (2996ds/316Mi)
% 2.96/0.84  % (1292712)Instruction limit reached! 
% 2.96/0.84  % (1292712)------------------------------
% 2.96/0.84  % (1292712)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.66/1.01  % (1292712)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.66/1.01  % (1292712)CaDiCaL version: 2.1.3
% 3.66/1.01  % (1292712)Termination reason: Instruction limit
% 3.66/1.01  % (1292712)Termination phase: Property scanning
% 3.66/1.01  % (1292712)Time elapsed: 0.011 s
% 3.66/1.01  % (1292712)Peak memory usage: 10 MB
% 3.66/1.01  % (1292712)Instructions burned: 20 (million)
% 3.66/1.01  % (1292720)dis+1004_4:1_slsqr=1,2:to=lpo:plsq=on:fde=unused:e2e=on:si=on:spb=goal_then_units:acc=on:urr=on:uwa=off:fd=preordered:s2agt=16:slsqc=1:slsq=on:random_seed=3036947190:hsq=on:hsqr=16,1:s2a=on:i=853:add=off:bd=all:nm=64:rtra=on:gtg=position:c=on:ntd=on_2996 on theBenchmark for (2996ds/853Mi)
% 3.66/1.01  % (1292726)dis+1003_3:4_to=kbo:plsq=on:prc=on:sims=off:e2e=on:si=on:spb=intro:acc=on:urr=on:uwa=off:foolp=on:s2agt=32:slsqc=3:slsq=on:random_seed=3127269116:hsq=on:hsqr=16,1:s2a=on:i=45:erml=3:slsql=off:rtra=on:gtg=exists_top:er=filter:ntd=on_2996 on theBenchmark for (2996ds/45Mi)
% 3.66/1.01  % (1292698)Instruction limit reached! 
% 3.66/1.01  % (1292698)------------------------------
% 3.66/1.01  % (1292698)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.66/1.01  % (1292698)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.66/1.01  % (1292698)CaDiCaL version: 2.1.3
% 3.66/1.01  % (1292698)Termination reason: Instruction limit
% 3.66/1.01  % (1292698)Termination phase: Saturation
% 3.66/1.01  % (1292698)Time elapsed: 0.085 s
% 3.66/1.01  % (1292698)Peak memory usage: 14 MB
% 3.66/1.01  % (1292698)Instructions burned: 183 (million)
% 3.66/1.01  % (1292699)Instruction limit reached! 
% 3.66/1.01  % (1292699)------------------------------
% 3.66/1.01  % (1292699)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.66/1.01  % (1292699)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.66/1.01  % (1292699)CaDiCaL version: 2.1.3
% 3.66/1.01  % (1292699)Termination reason: Instruction limit
% 3.66/1.01  % (1292699)Termination phase: Saturation
% 3.66/1.01  % (1292699)Time elapsed: 0.080 s
% 3.66/1.01  % (1292699)Peak memory usage: 14 MB
% 3.66/1.01  % (1292699)Instructions burned: 171 (million)
% 3.66/1.01  % (1292726)Instruction limit reached! 
% 3.66/1.01  % (1292726)------------------------------
% 3.66/1.01  % (1292726)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.66/1.01  % (1292726)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.66/1.01  % (1292726)CaDiCaL version: 2.1.3
% 3.66/1.01  % (1292726)Termination reason: Instruction limit
% 3.66/1.01  % (1292726)Termination phase: Preprocessing 3
% 3.66/1.01  % (1292726)Time elapsed: 0.022 s
% 3.66/1.01  % (1292726)Peak memory usage: 12 MB
% 3.66/1.01  % (1292726)Instructions burned: 47 (million)
% 3.66/1.01  % (1292556)Instruction limit reached! 
% 3.66/1.01  % (1292556)------------------------------
% 3.66/1.01  % (1292556)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.66/1.01  % (1292556)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.66/1.01  % (1292556)CaDiCaL version: 2.1.3
% 3.66/1.01  % (1292556)Termination reason: Instruction limit
% 3.66/1.01  % (1292556)Termination phase: Saturation
% 3.66/1.01  % (1292556)Time elapsed: 0.353 s
% 3.66/1.01  % (1292556)Peak memory usage: 19 MB
% 3.66/1.01  % (1292556)Instructions burned: 635 (million)
% 3.66/1.01  % (1292736)lrs+1002_1_sil=128000:fde=unused:e2e=on:si=on:sos=on:uwa=interpreted_only:random_seed=2354219304:i=480:rtra=on_2996 on theBenchmark for (2996ds/480Mi)
% 3.66/1.01  % (1292742)WARNING Broken Constraint: if sine_level_split_queue_cutoffs(2) has been set then sine_level_split_queue(off) is equal to on
% 3.66/1.01  % (1292740)dis+1010_40_sil=128000:si=on:uwa=off:nwc=1:sac=on:chr=on:avsqc=3:random_seed=233342006:avsq=on:i=21:avsqr=8,1:kws=frequency:fgj=on:bd=all:rtra=on:fe=axiom:ntd=on_2996 on theBenchmark for (2996ds/21Mi)
% 3.66/1.01  % (1292742)ott+1002_3_si=on:sp=weighted_frequency:spb=goal:cbe=off:slsqc=2:random_seed=1639869618:cts=off:uwa_fpi=on:i=200:av=off:fsr=off:rtra=on:ntd=on_2996 on theBenchmark for (2996ds/200Mi)
% 3.66/1.01  % (1292745)lrs+10_1_sil=128000:fde=unused:si=on:random_seed=3184088632:s2a=on:i=13:kws=inv_frequency:bd=all:rtra=on_2996 on theBenchmark for (2996ds/13Mi)
% 3.66/1.01  % (1292740)Instruction limit reached! 
% 3.66/1.01  % (1292740)------------------------------
% 3.66/1.01  % (1292740)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.66/1.01  % (1292740)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 5.91/1.16  % (1292740)CaDiCaL version: 2.1.3
% 5.91/1.16  % (1292740)Termination reason: Instruction limit
% 5.91/1.16  % (1292740)Termination phase: Property scanning
% 5.91/1.16  % (1292740)Time elapsed: 0.010 s
% 5.91/1.16  % (1292740)Peak memory usage: 10 MB
% 5.91/1.16  % (1292740)Instructions burned: 21 (million)
% 5.91/1.16  % (1292745)Instruction limit reached! 
% 5.91/1.16  % (1292745)------------------------------
% 5.91/1.16  % (1292745)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 5.91/1.16  % (1292745)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 5.91/1.16  % (1292745)CaDiCaL version: 2.1.3
% 5.91/1.16  % (1292745)Termination reason: Instruction limit
% 5.91/1.16  % (1292745)Termination phase: shuffling
% 5.91/1.16  % (1292745)Time elapsed: 0.008 s
% 5.91/1.16  % (1292745)Peak memory usage: 10 MB
% 5.91/1.16  % (1292745)Instructions burned: 14 (million)
% 5.91/1.16  % (1292754)lrs+1010_1_anc=none:slsqr=1,2:sil=128000:cnfonf=conj_eager:sas=cadical:si=on:hi=on:uwa=one_side_interpreted:rp=on:nwc=2:slsqc=3:slsq=on:random_seed=139504937:i=66:s2at=3:nm=2:rtra=on:rawr=on_2995 on theBenchmark for (2995ds/66Mi)
% 5.91/1.16  % (1292763)lrs+1004_128_si=on:sos=all:uwa=off:random_seed=3710754248:i=51:fsr=off:rtra=on_2995 on theBenchmark for (2995ds/51Mi)
% 5.91/1.16  % (1292763)Instruction limit reached! 
% 5.91/1.16  % (1292763)------------------------------
% 5.91/1.16  % (1292763)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 5.91/1.16  % (1292763)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 5.91/1.16  % (1292763)CaDiCaL version: 2.1.3
% 5.91/1.16  % (1292763)Termination reason: Instruction limit
% 5.91/1.16  % (1292763)Termination phase: Function definition elimination
% 5.91/1.16  % (1292763)Time elapsed: 0.023 s
% 5.91/1.16  % (1292763)Peak memory usage: 11 MB
% 5.91/1.16  % (1292763)Instructions burned: 52 (million)
% 5.91/1.16  % (1292754)Instruction limit reached! 
% 5.91/1.16  % (1292754)------------------------------
% 5.91/1.16  % (1292754)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 5.91/1.16  % (1292754)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 5.91/1.16  % (1292754)CaDiCaL version: 2.1.3
% 5.91/1.16  % (1292754)Termination reason: Instruction limit
% 5.91/1.16  % (1292754)Termination phase: Property scanning
% 5.91/1.16  % (1292754)Time elapsed: 0.053 s
% 5.91/1.16  % (1292754)Peak memory usage: 11 MB
% 5.91/1.16  % (1292754)Instructions burned: 66 (million)
% 5.91/1.16  % (1292778)dis+1002_64_sil=128000:cnfonf=lazy_not_gen_be_off:si=on:cbe=off:uwa=off:nwc=0.5:random_seed=3669864535:i=31:kws=inv_frequency:bd=all:rtra=on:ntd=on_2995 on theBenchmark for (2995ds/31Mi)
% 5.91/1.16  % (1292781)dis+1010_40_to=kbo:tgt=full:fde=unused:si=on:sp=const_frequency:lma=off:cbe=off:uwa=interpreted_only:random_seed=3780575575:i=137:kws=precedence:bd=all:rtra=on:c=on:ntd=on_2994 on theBenchmark for (2994ds/137Mi)
% 5.91/1.16  % (1292778)Instruction limit reached! 
% 5.91/1.16  % (1292778)------------------------------
% 5.91/1.16  % (1292778)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 5.91/1.16  % (1292778)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 5.91/1.16  % (1292778)CaDiCaL version: 2.1.3
% 5.91/1.16  % (1292778)Termination reason: Instruction limit
% 5.91/1.16  % (1292778)Termination phase: Property scanning
% 5.91/1.16  % (1292778)Time elapsed: 0.025 s
% 5.91/1.16  % (1292778)Peak memory usage: 10 MB
% 5.91/1.16  % (1292778)Instructions burned: 31 (million)
% 5.91/1.16  % (1292717)Instruction limit reached! 
% 5.91/1.16  % (1292717)------------------------------
% 5.91/1.16  % (1292717)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 5.91/1.16  % (1292717)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 5.91/1.16  % (1292717)CaDiCaL version: 2.1.3
% 5.91/1.16  % (1292717)Termination reason: Instruction limit
% 5.91/1.16  % (1292717)Termination phase: Saturation
% 5.91/1.16  % (1292717)Time elapsed: 0.208 s
% 5.91/1.16  % (1292717)Peak memory usage: 15 MB
% 5.91/1.16  % (1292717)Instructions burned: 321 (million)
% 5.91/1.16  % (1292742)Instruction limit reached! 
% 5.91/1.16  % (1292742)------------------------------
% 5.91/1.16  % (1292742)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 5.91/1.16  % (1292742)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 5.91/1.16  % (1292742)CaDiCaL version: 2.1.3
% 5.91/1.16  % (1292742)Termination reason: Instruction limit
% 6.06/1.29  % (1292742)Termination phase: Saturation
% 6.06/1.29  % (1292742)Time elapsed: 0.152 s
% 6.06/1.29  % (1292742)Peak memory usage: 13 MB
% 6.06/1.29  % (1292742)Instructions burned: 201 (million)
% 6.06/1.29  % (1292797)lrs+1010_1_sil=128000:hsqc=4:si=on:sos=on:random_seed=3273171335:hsq=on:i=67:hsqaw=5:rtra=on:fe=abstraction:ntd=on_2994 on theBenchmark for (2994ds/67Mi)
% 6.06/1.29  % (1292795)dis+10_2_sil=128000:plsq=on:plsqc=1:cnfonf=lazy_pi_sigma_gen:si=on:sp=occurrence:plsqr=5,1:bsr=on:plsql=on:random_seed=1141436441:cond=on:i=34:hud=10:nm=10:rtra=on_2994 on theBenchmark for (2994ds/34Mi)
% 6.06/1.29  % (1292801)WARNING Broken Constraint: if sine_generality_threshold(60) has been set then sine_selection(off) is not equal to off
% 6.06/1.29  % (1292801)dis+21_1_to=lpo:sil=128000:cnfonf=lazy_not_gen_be_off:si=on:sp=unary_frequency:bsr=on:random_seed=2488317789:i=180:hud=16:bd=all:fsr=off:rtra=on:sgt=60:ntd=on_2994 on theBenchmark for (2994ds/180Mi)
% 6.06/1.29  % (1292795)Instruction limit reached! 
% 6.06/1.29  % (1292795)------------------------------
% 6.06/1.29  % (1292795)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.06/1.29  % (1292795)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.06/1.29  % (1292795)CaDiCaL version: 2.1.3
% 6.06/1.29  % (1292795)Termination reason: Instruction limit
% 6.06/1.29  % (1292795)Termination phase: Property scanning
% 6.06/1.29  % (1292795)Time elapsed: 0.028 s
% 6.06/1.29  % (1292795)Peak memory usage: 10 MB
% 6.06/1.29  % (1292795)Instructions burned: 35 (million)
% 6.06/1.29  % (1292797)Instruction limit reached! 
% 6.06/1.29  % (1292797)------------------------------
% 6.06/1.29  % (1292797)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.06/1.29  % (1292797)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.06/1.29  % (1292797)CaDiCaL version: 2.1.3
% 6.06/1.29  % (1292797)Termination reason: Instruction limit
% 6.06/1.29  % (1292797)Termination phase: Property scanning
% 6.06/1.29  % (1292797)Time elapsed: 0.041 s
% 6.06/1.29  % (1292797)Peak memory usage: 11 MB
% 6.06/1.29  % (1292797)Instructions burned: 68 (million)
% 6.06/1.29  % (1292667)Instruction limit reached! 
% 6.06/1.29  % (1292667)------------------------------
% 6.06/1.29  % (1292667)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.06/1.29  % (1292667)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.06/1.29  % (1292667)CaDiCaL version: 2.1.3
% 6.06/1.29  % (1292667)Termination reason: Instruction limit
% 6.06/1.29  % (1292667)Termination phase: Saturation
% 6.06/1.29  % (1292667)Time elapsed: 0.423 s
% 6.06/1.29  % (1292667)Peak memory usage: 18 MB
% 6.06/1.29  % (1292667)Instructions burned: 1241 (million)
% 6.06/1.29  % (1292813)lrs+1002_1_sil=128000:si=on:uwa=off:random_seed=4011735152:st=2:i=246:sd=3:rtra=on:ss=axioms_2993 on theBenchmark for (2993ds/246Mi)
% 6.06/1.29  % (1292820)lrs+10_1_sil=128000:si=on:sos=on:urr=on:random_seed=509450718:i=427:sd=1:rtra=on:ss=axioms_2993 on theBenchmark for (2993ds/427Mi)
% 6.06/1.29  % (1292814)lrs+10_7_sil=128000:tgt=full:si=on:lma=off:uwa=off:nwc=1:sac=on:random_seed=1109039241:cond=on:i=96:bd=all:rtra=on_2993 on theBenchmark for (2993ds/96Mi)
% 6.06/1.29  % (1292781)Instruction limit reached! 
% 6.06/1.29  % (1292781)------------------------------
% 6.06/1.29  % (1292781)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.06/1.29  % (1292781)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.06/1.29  % (1292781)CaDiCaL version: 2.1.3
% 6.06/1.29  % (1292781)Termination reason: Instruction limit
% 6.06/1.29  % (1292781)Termination phase: Saturation
% 6.06/1.29  % (1292781)Time elapsed: 0.110 s
% 6.06/1.29  % (1292781)Peak memory usage: 13 MB
% 6.06/1.29  % (1292781)Instructions burned: 137 (million)
% 6.06/1.29  % (1292826)dis+1010_1_sil=128000:si=on:uwa=off:random_seed=3053812471:st=3:s2a=on:i=874:sd=3:rtra=on:ss=axioms_2993 on theBenchmark for (2993ds/874Mi)
% 6.06/1.29  % (1292814)Instruction limit reached! 
% 6.06/1.29  % (1292814)------------------------------
% 6.06/1.29  % (1292814)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.06/1.29  % (1292814)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.06/1.29  % (1292814)CaDiCaL version: 2.1.3
% 6.06/1.29  % (1292814)Termination reason: Instruction limit
% 6.06/1.29  % (1292814)Termination phase: Saturation
% 6.06/1.29  % (1292814)Time elapsed: 0.082 s
% 6.06/1.29  % (1292814)Peak memory usage: 13 MB
% 6.06/1.29  % (1292814)Instructions burned: 96 (million)
% 6.53/1.40  % (1292801)Instruction limit reached! 
% 6.53/1.40  % (1292801)------------------------------
% 6.53/1.40  % (1292801)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.53/1.40  % (1292801)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.53/1.40  % (1292801)CaDiCaL version: 2.1.3
% 6.53/1.40  % (1292801)Termination reason: Instruction limit
% 6.53/1.40  % (1292801)Termination phase: Saturation
% 6.53/1.40  % (1292801)Time elapsed: 0.144 s
% 6.53/1.40  % (1292801)Peak memory usage: 13 MB
% 6.53/1.40  % (1292801)Instructions burned: 184 (million)
% 6.53/1.40  % (1292847)lrs+1002_1_cnfonf=lazy_pi_sigma_gen:si=on:uwa=off:random_seed=244176558:st=1.5:i=130:rtra=on:ss=axioms_2992 on theBenchmark for (2992ds/130Mi)
% 6.53/1.40  % (1292845)dis+1010_4_sas=cadical:si=on:cbe=off:nwc=20:random_seed=2632621080:st=6:s2a=on:i=515:sd=2:nm=2:rtra=on:ss=axioms_2992 on theBenchmark for (2992ds/515Mi)
% 6.53/1.40  % (1292736)Instruction limit reached! 
% 6.53/1.40  % (1292736)------------------------------
% 6.53/1.40  % (1292736)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.53/1.40  % (1292736)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.53/1.40  % (1292736)CaDiCaL version: 2.1.3
% 6.53/1.40  % (1292736)Termination reason: Instruction limit
% 6.53/1.40  % (1292736)Termination phase: Saturation
% 6.53/1.40  % (1292736)Time elapsed: 0.410 s
% 6.53/1.40  % (1292736)Peak memory usage: 16 MB
% 6.53/1.40  % (1292736)Instructions burned: 481 (million)
% 6.53/1.40  % (1292820)Instruction limit reached! 
% 6.53/1.40  % (1292820)------------------------------
% 6.53/1.40  % (1292820)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.53/1.40  % (1292820)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.53/1.40  % (1292820)CaDiCaL version: 2.1.3
% 6.53/1.40  % (1292820)Termination reason: Instruction limit
% 6.53/1.40  % (1292820)Termination phase: Saturation
% 6.53/1.40  % (1292820)Time elapsed: 0.189 s
% 6.53/1.40  % (1292820)Peak memory usage: 15 MB
% 6.53/1.40  % (1292820)Instructions burned: 428 (million)
% 6.53/1.40  % (1292856)ott+1004_1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:sp=unary_frequency:cbe=off:uwa=off:nwc=1:random_seed=3972019313:i=44:ep=R:rtra=on:ntd=on_2991 on theBenchmark for (2991ds/44Mi)
% 6.53/1.40  % (1292847)Instruction limit reached! 
% 6.53/1.40  % (1292847)------------------------------
% 6.53/1.40  % (1292847)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.53/1.40  % (1292847)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.53/1.40  % (1292847)CaDiCaL version: 2.1.3
% 6.53/1.40  % (1292847)Termination reason: Instruction limit
% 6.53/1.40  % (1292847)Termination phase: Saturation
% 6.53/1.40  % (1292847)Time elapsed: 0.075 s
% 6.53/1.40  % (1292847)Peak memory usage: 13 MB
% 6.53/1.40  % (1292847)Instructions burned: 131 (million)
% 6.53/1.40  % (1292813)Instruction limit reached! 
% 6.53/1.40  % (1292813)------------------------------
% 6.53/1.40  % (1292813)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.53/1.40  % (1292813)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.53/1.40  % (1292813)CaDiCaL version: 2.1.3
% 6.53/1.40  % (1292813)Termination reason: Instruction limit
% 6.53/1.40  % (1292813)Termination phase: Saturation
% 6.53/1.40  % (1292813)Time elapsed: 0.212 s
% 6.53/1.40  % (1292813)Peak memory usage: 15 MB
% 6.53/1.40  % (1292813)Instructions burned: 247 (million)
% 6.53/1.40  % (1292859)lrs+1010_8:1_sil=128000:fde=unused:e2e=on:si=on:sos=on:urr=on:uwa=one_side_constant:fd=off:random_seed=2741043609:s2a=on:i=571:nm=16:rtra=on_2991 on theBenchmark for (2991ds/571Mi)
% 6.53/1.40  % (1292861)dis+1010_8_to=lpo:sil=128000:tgt=ground:si=on:sp=reverse_frequency:cbe=off:uwa=off:random_seed=4071493880:i=450:rtra=on:ixr=off:ntd=on_2991 on theBenchmark for (2991ds/450Mi)
% 6.53/1.40  % (1292856)Instruction limit reached! 
% 6.53/1.40  % (1292856)------------------------------
% 6.53/1.40  % (1292856)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 6.53/1.40  % (1292856)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.53/1.40  % (1292856)CaDiCaL version: 2.1.3
% 6.53/1.40  % (1292856)Termination reason: Instruction limit
% 6.53/1.40  % (1292856)Termination phase: Property scanning
% 6.53/1.40  % (1292856)Time elapsed: 0.029 s
% 6.53/1.40  % (1292856)Peak memory usage: 10 MB
% 6.53/1.40  % (1292856)Instructions burned: 44 (million)
% 6.53/1.40  % (1292864)lrs+10_5:1_to=lpo:sil=128000:si=on:uwa=one_side_interpreted:random_seed=2112478692:cts=off:i=95:piset=pi_sigma:bd=all:rtra=on:ntd=on_2991 on theBenchmark for (2991ds/95Mi)
% 7.84/1.52  % (1292869)lrs+1003_1_sil=128000:drc=off:cnfonf=lazy_pi_sigma_gen:si=on:uwa=one_side_interpreted:fd=off:rp=on:sac=on:random_seed=1364012412:s2a=on:i=65:add=on:bd=preordered:ins=10:rtra=on_2991 on theBenchmark for (2991ds/65Mi)
% 7.84/1.52  % (1292869)Instruction limit reached! 
% 7.84/1.52  % (1292869)------------------------------
% 7.84/1.52  % (1292869)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 7.84/1.52  % (1292869)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 7.84/1.52  % (1292869)CaDiCaL version: 2.1.3
% 7.84/1.52  % (1292869)Termination reason: Instruction limit
% 7.84/1.52  % (1292869)Termination phase: Property scanning
% 7.84/1.52  % (1292869)Time elapsed: 0.027 s
% 7.84/1.52  % (1292869)Peak memory usage: 11 MB
% 7.84/1.52  % (1292869)Instructions burned: 66 (million)
% 7.84/1.52  % (1292864)Instruction limit reached! 
% 7.84/1.52  % (1292864)------------------------------
% 7.84/1.52  % (1292864)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 7.84/1.52  % (1292864)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 7.84/1.52  % (1292864)CaDiCaL version: 2.1.3
% 7.84/1.52  % (1292864)Termination reason: Instruction limit
% 7.84/1.52  % (1292864)Termination phase: Saturation
% 7.84/1.52  % (1292864)Time elapsed: 0.042 s
% 7.84/1.52  % (1292864)Peak memory usage: 13 MB
% 7.84/1.52  % (1292864)Instructions burned: 96 (million)
% 7.84/1.52  % (1292872)dis+1010_2:1_slsqr=2,1:to=lpo:plsq=on:cnfonf=lazy_pi_sigma_gen:si=on:sp=reverse_arity:acc=on:uwa=hol:fd=preordered:s2agt=16:flr=on:pe=on:slsq=on:random_seed=3387892831:uwa_fpi=on:avsq=on:s2a=on:cond=fast:i=105:s2at=1.5:aac=none:fgj=on:piset=and:hud=3:fsr=off:rtra=on:er=filter:rawr=on_2990 on theBenchmark for (2990ds/105Mi)
% 7.84/1.52  % (1292873)dis+10_4:1_sfv=off:to=kbo:fde=unused:cnfonf=off:sas=cadical:e2e=on:si=on:sp=occurrence:acc=on:uwa=off:fd=preordered:foolp=on:random_seed=237785542:hsq=on:hsqr=16,1:s2a=on:i=5755:piset=or:nm=32:rtra=on:ss=axioms:c=on:sgt=8:rawr=on_2990 on theBenchmark for (2990ds/5755Mi)
% 7.84/1.52  % (1292861)Instruction limit reached! 
% 7.84/1.52  % (1292861)------------------------------
% 7.84/1.53  % (1292861)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 7.84/1.53  % (1292861)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 7.84/1.53  % (1292861)CaDiCaL version: 2.1.3
% 7.84/1.53  % (1292861)Termination reason: Instruction limit
% 7.84/1.53  % (1292861)Termination phase: Saturation
% 7.84/1.53  % (1292861)Time elapsed: 0.105 s
% 7.84/1.53  % (1292861)Peak memory usage: 19 MB
% 7.84/1.53  % (1292861)Instructions burned: 452 (million)
% 7.84/1.53  % (1292720)Instruction limit reached! 
% 7.84/1.53  % (1292720)------------------------------
% 7.84/1.53  % (1292720)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 7.84/1.53  % (1292720)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 7.84/1.53  % (1292720)CaDiCaL version: 2.1.3
% 7.84/1.53  % (1292720)Termination reason: Instruction limit
% 7.84/1.53  % (1292720)Termination phase: Saturation
% 7.84/1.53  % (1292720)Time elapsed: 0.625 s
% 7.84/1.53  % (1292720)Peak memory usage: 21 MB
% 7.84/1.53  % (1292720)Instructions burned: 853 (million)
% 7.84/1.53  % (1292876)lrs+10_1_sil=128000:drc=off:si=on:fs=off:urr=on:uwa=one_side_constant:random_seed=2299855253:st=10:i=375:sd=1:bd=all:fsr=off:rtra=on:ss=axioms_2990 on theBenchmark for (2990ds/375Mi)
% 7.84/1.53  % (1292872)Instruction limit reached! 
% 7.84/1.53  % (1292872)------------------------------
% 7.84/1.53  % (1292872)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 7.84/1.53  % (1292872)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 7.84/1.53  % (1292872)CaDiCaL version: 2.1.3
% 7.84/1.53  % (1292872)Termination reason: Instruction limit
% 7.84/1.53  % (1292872)Termination phase: Saturation
% 7.84/1.53  % (1292872)Time elapsed: 0.044 s
% 7.84/1.53  % (1292872)Peak memory usage: 12 MB
% 7.84/1.53  % (1292872)Instructions burned: 105 (million)
% 7.84/1.53  % (1292877)lrs+10_1_to=lpo:sil=128000:e2e=on:si=on:random_seed=4123331685:s2a=on:i=495:s2at=3:aac=none:bd=preordered:rtra=on:fe=abstraction_2990 on theBenchmark for (2990ds/495Mi)
% 7.84/1.53  % (1292879)dis+10_2_sil=128000:plsq=on:plsqc=1:cnfonf=lazy_pi_sigma_gen:si=on:sp=occurrence:plsqr=5,1:bsr=on:plsql=on:random_seed=2539705540:cond=on:i=34:hud=10:nm=10:rtra=on_2990 on theBenchmark for (2990ds/34Mi)
% 8.52/1.62  % (1292879)Instruction limit reached! 
% 8.52/1.62  % (1292879)------------------------------
% 8.52/1.62  % (1292879)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.52/1.62  % (1292879)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.52/1.62  % (1292879)CaDiCaL version: 2.1.3
% 8.52/1.62  % (1292879)Termination reason: Instruction limit
% 8.52/1.62  % (1292879)Termination phase: Property scanning
% 8.52/1.62  % (1292879)Time elapsed: 0.017 s
% 8.52/1.62  % (1292879)Peak memory usage: 10 MB
% 8.52/1.62  % (1292879)Instructions burned: 41 (million)
% 8.52/1.62  % (1292845)Instruction limit reached! 
% 8.52/1.62  % (1292845)------------------------------
% 8.52/1.62  % (1292845)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.52/1.62  % (1292845)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.52/1.62  % (1292845)CaDiCaL version: 2.1.3
% 8.52/1.62  % (1292845)Termination reason: Instruction limit
% 8.52/1.62  % (1292845)Termination phase: Saturation
% 8.52/1.62  % (1292845)Time elapsed: 0.260 s
% 8.52/1.62  % (1292845)Peak memory usage: 15 MB
% 8.52/1.62  % (1292845)Instructions burned: 517 (million)
% 8.52/1.62  % (1292882)ott+1002_4_tgt=ground:si=on:tsa=off:nwc=1:random_seed=4250033306:s2a=on:i=91:piset=or:hud=5:rtra=on:fe=abstraction_2989 on theBenchmark for (2989ds/91Mi)
% 8.52/1.62  % (1292883)dis+2_1_sil=128000:tgt=ground:e2e=on:si=on:sos=on:urr=on:uwa=off:nwc=2:random_seed=2628644245:i=66:sd=50:kws=inv_arity:bd=preordered:nm=64:rtra=on:ss=axioms:c=on:ntd=on_2989 on theBenchmark for (2989ds/66Mi)
% 8.52/1.62  % (1292882)Instruction limit reached! 
% 8.52/1.62  % (1292882)------------------------------
% 8.52/1.62  % (1292882)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.52/1.62  % (1292882)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.52/1.62  % (1292882)CaDiCaL version: 2.1.3
% 8.52/1.62  % (1292882)Termination reason: Instruction limit
% 8.52/1.62  % (1292882)Termination phase: Saturation
% 8.52/1.62  % (1292882)Time elapsed: 0.039 s
% 8.52/1.62  % (1292882)Peak memory usage: 13 MB
% 8.52/1.62  % (1292882)Instructions burned: 92 (million)
% 8.52/1.62  % (1292876)Instruction limit reached! 
% 8.52/1.62  % (1292876)------------------------------
% 8.52/1.62  % (1292876)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.52/1.62  % (1292876)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.52/1.62  % (1292876)CaDiCaL version: 2.1.3
% 8.52/1.62  % (1292876)Termination reason: Instruction limit
% 8.52/1.62  % (1292876)Termination phase: Saturation
% 8.52/1.62  % (1292876)Time elapsed: 0.099 s
% 8.52/1.62  % (1292876)Peak memory usage: 14 MB
% 8.52/1.62  % (1292876)Instructions burned: 375 (million)
% 8.52/1.62  % (1292883)Instruction limit reached! 
% 8.52/1.62  % (1292883)------------------------------
% 8.52/1.62  % (1292883)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.52/1.62  % (1292883)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.52/1.62  % (1292883)CaDiCaL version: 2.1.3
% 8.52/1.62  % (1292883)Termination reason: Instruction limit
% 8.52/1.62  % (1292883)Termination phase: Property scanning
% 8.52/1.62  % (1292883)Time elapsed: 0.030 s
% 8.52/1.62  % (1292883)Peak memory usage: 12 MB
% 8.52/1.62  % (1292883)Instructions burned: 66 (million)
% 8.52/1.62  % (1292901)lrs+21_16_anc=none:sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:sas=cadical:si=on:plsqr=32,1:uwa=interpreted_only:foolp=on:nwc=3:random_seed=1215791043:i=338:bd=all:ins=4:rtra=on_2989 on theBenchmark for (2989ds/338Mi)
% 8.52/1.62  % (1292899)ott+2_5:4_anc=none:to=lpo:si=on:lma=off:cbe=off:uwa=ground:nwc=3:random_seed=1494977587:uwa_fpi=on:i=22:add=on:doe=on:ins=1:rtra=on_2989 on theBenchmark for (2989ds/22Mi)
% 8.52/1.62  % (1292902)lrs+10_1_sil=128000:si=on:urr=on:random_seed=3867241949:i=28:sd=1:rtra=on:ss=axioms:sgt=64_2989 on theBenchmark for (2989ds/28Mi)
% 8.52/1.62  % (1292899)Instruction limit reached! 
% 8.52/1.62  % (1292899)------------------------------
% 8.52/1.62  % (1292899)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.52/1.62  % (1292899)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.52/1.62  % (1292899)CaDiCaL version: 2.1.3
% 8.52/1.62  % (1292899)Termination reason: Instruction limit
% 8.52/1.62  % (1292899)Termination phase: Property scanning
% 8.52/1.62  % (1292899)Time elapsed: 0.010 s
% 8.52/1.62  % (1292899)Peak memory usage: 10 MB
% 8.52/1.62  % (1292899)Instructions burned: 23 (million)
% 8.52/1.62  % (1292902)Instruction limit reached! 
% 8.82/1.76  % (1292902)------------------------------
% 8.82/1.76  % (1292902)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.82/1.76  % (1292902)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.82/1.76  % (1292902)CaDiCaL version: 2.1.3
% 8.82/1.76  % (1292902)Termination reason: Instruction limit
% 8.82/1.76  % (1292902)Termination phase: Property scanning
% 8.82/1.76  % (1292902)Time elapsed: 0.013 s
% 8.82/1.76  % (1292902)Peak memory usage: 10 MB
% 8.82/1.76  % (1292902)Instructions burned: 29 (million)
% 8.82/1.76  % (1292914)WARNING Broken Constraint: if avatar_split_queue_ratios(1,16) has been set then avatar_split_queue(off) is equal to on
% 8.82/1.76  % (1292914)lrs+1010_2:13_to=kbo:sil=128000:cnfonf=lazy_not_gen:si=on:sp=const_min:uwa=interpreted_only:random_seed=3817307884:i=137:add=off:avsqr=1,16:kws=inv_arity:bd=preordered:nm=0:rtra=on:ntd=on:rawr=on_2988 on theBenchmark for (2988ds/137Mi)
% 8.82/1.76  % (1292918)dis+10_32_sil=128000:tgt=ground:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=32,1:uwa=one_side_interpreted:nwc=1:random_seed=248570747:hsq=on:hsqr=1,8:i=340:hsql=off:bd=preordered:av=off:rtra=on_2988 on theBenchmark for (2988ds/340Mi)
% 8.82/1.76  % (1292901)Instruction limit reached! 
% 8.82/1.76  % (1292901)------------------------------
% 8.82/1.76  % (1292901)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.82/1.76  % (1292901)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.82/1.76  % (1292901)CaDiCaL version: 2.1.3
% 8.82/1.76  % (1292901)Termination reason: Instruction limit
% 8.82/1.76  % (1292901)Termination phase: Saturation
% 8.82/1.76  % (1292901)Time elapsed: 0.074 s
% 8.82/1.76  % (1292901)Peak memory usage: 15 MB
% 8.82/1.76  % (1292901)Instructions burned: 339 (million)
% 8.82/1.76  % (1292826)Instruction limit reached! 
% 8.82/1.76  % (1292826)------------------------------
% 8.82/1.76  % (1292826)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.82/1.76  % (1292826)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.82/1.76  % (1292826)CaDiCaL version: 2.1.3
% 8.82/1.76  % (1292826)Termination reason: Instruction limit
% 8.82/1.76  % (1292826)Termination phase: Saturation
% 8.82/1.76  % (1292826)Time elapsed: 0.496 s
% 8.82/1.76  % (1292826)Peak memory usage: 15 MB
% 8.82/1.76  % (1292826)Instructions burned: 875 (million)
% 8.82/1.76  % (1292936)dis+1004_1_sil=128000:si=on:sos=on:uwa=one_side_interpreted:random_seed=1644204168:i=227:sd=1:bd=all:rtra=on:ss=axioms_2988 on theBenchmark for (2988ds/227Mi)
% 8.82/1.76  % (1292859)Instruction limit reached! 
% 8.82/1.76  % (1292859)------------------------------
% 8.82/1.76  % (1292859)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.82/1.76  % (1292859)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.82/1.76  % (1292859)CaDiCaL version: 2.1.3
% 8.82/1.76  % (1292859)Termination reason: Instruction limit
% 8.82/1.76  % (1292859)Termination phase: Saturation
% 8.82/1.76  % (1292859)Time elapsed: 0.325 s
% 8.82/1.76  % (1292859)Peak memory usage: 17 MB
% 8.82/1.76  % (1292859)Instructions burned: 573 (million)
% 8.82/1.76  % (1292914)Instruction limit reached! 
% 8.82/1.76  % (1292914)------------------------------
% 8.82/1.76  % (1292914)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.82/1.76  % (1292914)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.82/1.76  % (1292914)CaDiCaL version: 2.1.3
% 8.82/1.76  % (1292914)Termination reason: Instruction limit
% 8.82/1.76  % (1292914)Termination phase: Saturation
% 8.82/1.76  % (1292914)Time elapsed: 0.058 s
% 8.82/1.76  % (1292914)Peak memory usage: 13 MB
% 8.82/1.76  % (1292914)Instructions burned: 140 (million)
% 8.82/1.76  % (1292939)WARNING Broken Constraint: if sine_level_split_queue_cutoffs(1) has been set then sine_level_split_queue(off) is equal to on
% 8.82/1.76  % (1292939)dis+1010_1_sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=64,1:nwc=2:slsqc=1:random_seed=1801926944:i=373:hud=10:nm=16:av=off:rtra=on:ntd=on_2988 on theBenchmark for (2988ds/373Mi)
% 8.82/1.76  % (1292944)lrs+10_64_anc=all_dependent:sil=128000:e2e=on:si=on:cbe=off:uwa=off:random_seed=270204718:i=116:ep=RSTC:rtra=on:ntd=on_2988 on theBenchmark for (2988ds/116Mi)
% 8.82/1.76  % (1292945)lrs+10_1_sil=128000:drc=off:si=on:sos=on:erd=off:urr=on:uwa=interpreted_only:random_seed=1032384912:i=575:rtra=on_2988 on theBenchmark for (2988ds/575Mi)
% 8.82/1.76  % (1292936)Instruction limit reached! 
% 8.82/1.76  % (1292936)------------------------------
% 9.71/1.96  % (1292936)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 9.71/1.96  % (1292936)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 9.71/1.96  % (1292936)CaDiCaL version: 2.1.3
% 9.71/1.96  % (1292936)Termination reason: Instruction limit
% 9.71/1.96  % (1292936)Termination phase: Saturation
% 9.71/1.96  % (1292936)Time elapsed: 0.060 s
% 9.71/1.96  % (1292936)Peak memory usage: 14 MB
% 9.71/1.96  % (1292936)Instructions burned: 228 (million)
% 9.71/1.96  % (1292877)Instruction limit reached! 
% 9.71/1.96  % (1292877)------------------------------
% 9.71/1.96  % (1292877)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 9.71/1.96  % (1292877)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 9.71/1.96  % (1292877)CaDiCaL version: 2.1.3
% 9.71/1.96  % (1292877)Termination reason: Instruction limit
% 9.71/1.96  % (1292877)Termination phase: Saturation
% 9.71/1.96  % (1292877)Time elapsed: 0.254 s
% 9.71/1.96  % (1292877)Peak memory usage: 17 MB
% 9.71/1.96  % (1292877)Instructions burned: 497 (million)
% 9.71/1.96  % (1292970)dis+2_1_to=lpo:sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:fdtod=off:sp=const_max:lma=off:random_seed=1236071726:cts=off:i=270:doe=on:hud=5:bs=unit_only:bd=preordered:nm=30:ins=25:rtra=on_2987 on theBenchmark for (2987ds/270Mi)
% 9.71/1.96  % (1292944)Instruction limit reached! 
% 9.71/1.96  % (1292944)------------------------------
% 9.71/1.96  % (1292944)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 9.71/1.96  % (1292944)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 9.71/1.96  % (1292944)CaDiCaL version: 2.1.3
% 9.71/1.96  % (1292944)Termination reason: Instruction limit
% 9.71/1.96  % (1292944)Termination phase: Saturation
% 9.71/1.96  % (1292944)Time elapsed: 0.053 s
% 9.71/1.96  % (1292944)Peak memory usage: 14 MB
% 9.71/1.96  % (1292944)Instructions burned: 116 (million)
% 9.71/1.96  % (1292972)dis+1002_4:1_sfv=off:to=lpo:plsq=on:fde=none:e2e=on:si=on:spb=non_intro:acc=on:uwa=off:fd=preordered:foolp=on:s2agt=32:slsqc=1:slsq=on:random_seed=1083122054:hsq=on:hsqr=16,1:s2a=on:i=9840:add=on:nm=16:nicw=on:rtra=on:gtg=position:ss=included:ixr=off:c=on:inj=on:ntd=on:rawr=on_2987 on theBenchmark for (2987ds/9840Mi)
% 9.71/1.96  % (1292974)lrs+1010_1_sil=128000:si=on:sos=all:uwa=off:nwc=1:random_seed=3266447584:i=421:rtra=on:ss=axioms_2987 on theBenchmark for (2987ds/421Mi)
% 9.71/1.96  % (1292918)Instruction limit reached! 
% 9.71/1.96  % (1292918)------------------------------
% 9.71/1.96  % (1292918)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 9.71/1.96  % (1292918)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 9.71/1.96  % (1292918)CaDiCaL version: 2.1.3
% 9.71/1.96  % (1292918)Termination reason: Instruction limit
% 9.71/1.96  % (1292918)Termination phase: Saturation
% 9.71/1.96  % (1292918)Time elapsed: 0.146 s
% 9.71/1.96  % (1292918)Peak memory usage: 13 MB
% 9.71/1.96  % (1292918)Instructions burned: 341 (million)
% 9.71/1.96  % (1292983)WARNING Broken Constraint: if sine_to_age_tolerance(3) has been set then sine_to_age(off) is equal to on or sine_to_pred_levels(off) is not equal to off or sine_level_split_queue(off) is equal to on
% 9.71/1.96  % (1292983)lrs+10_40_sil=128000:tgt=full:cnfonf=off:si=on:sp=reverse_frequency:spb=goal_then_units:uwa=off:fd=preordered:nwc=1:random_seed=1009351857:avsq=on:i=270:s2at=3:avsqr=1,16:rtra=on:ntd=on_2987 on theBenchmark for (2987ds/270Mi)
% 9.71/1.96  % (1292970)Instruction limit reached! 
% 9.71/1.96  % (1292970)------------------------------
% 9.71/1.96  % (1292970)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 9.71/1.96  % (1292970)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 9.71/1.96  % (1292970)CaDiCaL version: 2.1.3
% 9.71/1.96  % (1292970)Termination reason: Instruction limit
% 9.71/1.96  % (1292970)Termination phase: Saturation
% 9.71/1.96  % (1292970)Time elapsed: 0.060 s
% 9.71/1.96  % (1292970)Peak memory usage: 14 MB
% 9.71/1.96  % (1292970)Instructions burned: 271 (million)
% 9.71/1.96  % (1292989)dis+1002_64_sil=128000:cnfonf=lazy_not_gen_be_off:si=on:cbe=off:uwa=off:nwc=0.5:random_seed=944591024:i=31:kws=inv_frequency:bd=all:rtra=on:ntd=on_2986 on theBenchmark for (2986ds/31Mi)
% 9.71/1.96  % (1292989)Instruction limit reached! 
% 9.71/1.96  % (1292989)------------------------------
% 9.71/1.96  % (1292989)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 9.71/1.96  % (1292989)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1292989)CaDiCaL version: 2.1.3
% 12.89/2.16  % (1292989)Termination reason: Instruction limit
% 12.89/2.16  % (1292989)Termination phase: Property scanning
% 12.89/2.16  % (1292989)Time elapsed: 0.007 s
% 12.89/2.16  % (1292989)Peak memory usage: 10 MB
% 12.89/2.16  % (1292989)Instructions burned: 33 (million)
% 12.89/2.16  % (1292996)WARNING Broken Constraint: if ho_split_queue_ratios(1,8) has been set then ho_split_queue(off) is equal to on
% 12.89/2.16  % (1292996)WARNING Broken Constraint: if sine_to_age_tolerance(5) has been set then sine_to_age(off) is equal to on or sine_to_pred_levels(off) is not equal to off or sine_level_split_queue(off) is equal to on
% 12.89/2.16  % (1292996)dis+1002_8_to=kbo:sil=128000:tgt=full:drc=off:si=on:sp=const_max:lma=off:spb=non_intro:cbe=off:uwa=interpreted_only:random_seed=3545945350:hsqr=1,8:i=1440:s2at=5:add=on:nm=2:rtra=on_2986 on theBenchmark for (2986ds/1440Mi)
% 12.89/2.16  % (1292939)Instruction limit reached! 
% 12.89/2.16  % (1292939)------------------------------
% 12.89/2.16  % (1292939)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.16  % (1292939)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1292939)CaDiCaL version: 2.1.3
% 12.89/2.16  % (1292939)Termination reason: Instruction limit
% 12.89/2.16  % (1292939)Termination phase: Saturation
% 12.89/2.16  % (1292939)Time elapsed: 0.166 s
% 12.89/2.16  % (1292939)Peak memory usage: 13 MB
% 12.89/2.16  % (1292939)Instructions burned: 374 (million)
% 12.89/2.16  % (1292983)Refutation not found, incomplete strategy
% 12.89/2.16  % (1292983)------------------------------
% 12.89/2.16  % (1292983)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.16  % (1292983)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1292983)CaDiCaL version: 2.1.3
% 12.89/2.16  % (1292983)Termination reason: Refutation not found, incomplete strategy
% 12.89/2.16  % (1292983)Time elapsed: 0.062 s
% 12.89/2.16  % (1292983)Peak memory usage: 14 MB
% 12.89/2.16  % (1292983)Instructions burned: 139 (million)
% 12.89/2.16  % (1292983)------------------------------
% 12.89/2.16  % (1292983)------------------------------
% 12.89/2.16  % (1293007)dis+10_2_sil=128000:si=on:random_seed=937104070:s2a=on:i=339:av=off:rtra=on:fe=abstraction:ss=axioms:fsd=on:ntd=on_2986 on theBenchmark for (2986ds/339Mi)
% 12.89/2.16  % (1293008)lrs+2_16:1_si=on:cbe=off:uwa=interpreted_only:random_seed=2529859303:i=111:add=on:fgj=on:rtra=on:fdi=1024_2986 on theBenchmark for (2986ds/111Mi)
% 12.89/2.16  % (1293008)Instruction limit reached! 
% 12.89/2.16  % (1293008)------------------------------
% 12.89/2.16  % (1293008)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.16  % (1293008)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1293008)CaDiCaL version: 2.1.3
% 12.89/2.16  % (1293008)Termination reason: Instruction limit
% 12.89/2.16  % (1293008)Termination phase: Saturation
% 12.89/2.16  % (1293008)Time elapsed: 0.049 s
% 12.89/2.16  % (1293008)Peak memory usage: 13 MB
% 12.89/2.16  % (1293008)Instructions burned: 113 (million)
% 12.89/2.16  % (1293025)dis+10_8_sil=128000:plsq=on:plsqc=1:si=on:sp=unary_first:sos=on:lma=off:plsqr=64,1:uwa=interpreted_only:foolp=on:random_seed=3127655276:st=3:avsq=on:i=122:avsqr=8,1:sd=2:kws=precedence:bd=preordered:rtra=on:ss=axioms:ntd=on_2985 on theBenchmark for (2985ds/122Mi)
% 12.89/2.16  % (1292945)Instruction limit reached! 
% 12.89/2.16  % (1292945)------------------------------
% 12.89/2.16  % (1292945)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.16  % (1292945)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1292945)CaDiCaL version: 2.1.3
% 12.89/2.16  % (1292945)Termination reason: Instruction limit
% 12.89/2.16  % (1292945)Termination phase: Saturation
% 12.89/2.16  % (1292945)Time elapsed: 0.251 s
% 12.89/2.16  % (1292945)Peak memory usage: 16 MB
% 12.89/2.16  % (1292945)Instructions burned: 575 (million)
% 12.89/2.16  % (1293027)dis+1010_3:2_anc=all_dependent:sil=128000:si=on:sos=on:lma=off:spb=goal_then_units:bce=on:fd=off:random_seed=3089480296:uwa_fpi=on:avsq=on:i=136:avsqr=1,32:hud=15:nm=0:rtra=on:ntd=on_2985 on theBenchmark for (2985ds/136Mi)
% 12.89/2.16  % (1292974)Instruction limit reached! 
% 12.89/2.16  % (1292974)------------------------------
% 12.89/2.16  % (1292974)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.16  % (1292974)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1292974)CaDiCaL version: 2.1.3
% 12.89/2.16  % (1292974)Termination reason: Instruction limit
% 12.89/2.16  % (1292974)Termination phase: Saturation
% 12.89/2.16  % (1292974)Time elapsed: 0.203 s
% 12.89/2.16  % (1292974)Peak memory usage: 15 MB
% 12.89/2.16  % (1292974)Instructions burned: 422 (million)
% 12.89/2.16  % (1293029)dis+1002_1_sil=128000:fde=unused:e2e=on:si=on:cbe=off:uwa=off:random_seed=3027267751:hsq=on:st=2:i=232:kws=inv_frequency:rtra=on:ss=axioms:ntd=on_2985 on theBenchmark for (2985ds/232Mi)
% 12.89/2.16  % (1293025)Instruction limit reached! 
% 12.89/2.16  % (1293025)------------------------------
% 12.89/2.16  % (1293025)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.16  % (1293025)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1293025)CaDiCaL version: 2.1.3
% 12.89/2.16  % (1293025)Termination reason: Instruction limit
% 12.89/2.16  % (1293025)Termination phase: Saturation
% 12.89/2.16  % (1293025)Time elapsed: 0.054 s
% 12.89/2.16  % (1293025)Peak memory usage: 13 MB
% 12.89/2.16  % (1293025)Instructions burned: 123 (million)
% 12.89/2.16  % (1293007)Instruction limit reached! 
% 12.89/2.16  % (1293007)------------------------------
% 12.89/2.16  % (1293007)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.16  % (1293007)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1293007)CaDiCaL version: 2.1.3
% 12.89/2.16  % (1293007)Termination reason: Instruction limit
% 12.89/2.16  % (1293007)Termination phase: Saturation
% 12.89/2.16  % (1293007)Time elapsed: 0.148 s
% 12.89/2.16  % (1293007)Peak memory usage: 14 MB
% 12.89/2.16  % (1293007)Instructions burned: 341 (million)
% 12.89/2.16  % (1293031)lrs+1010_8:1_sil=128000:tgt=ground:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:sos=on:plsqr=256,1:uwa=off:random_seed=163729099:i=1254:kws=precedence:bd=preordered:av=off:rtra=on_2984 on theBenchmark for (2984ds/1254Mi)
% 12.89/2.16  % (1293027)Instruction limit reached! 
% 12.89/2.16  % (1293027)------------------------------
% 12.89/2.16  % (1293027)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.16  % (1293027)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.16  % (1293027)CaDiCaL version: 2.1.3
% 12.89/2.17  % (1293027)Termination reason: Instruction limit
% 12.89/2.17  % (1293027)Termination phase: Saturation
% 12.89/2.17  % (1293027)Time elapsed: 0.062 s
% 12.89/2.17  % (1293027)Peak memory usage: 14 MB
% 12.89/2.17  % (1293027)Instructions burned: 137 (million)
% 12.89/2.17  % (1293033)WARNING Broken Constraint: if lrs_weight_limit_only(on) has been set then saturation_algorithm(discount) is equal to lrs
% 12.89/2.17  % (1293033)dis+1002_5:4_sil=128000:plsq=on:plsqc=1:cnfonf=lazy_simp:si=on:plsqr=878,253:plsql=on:uwa=interpreted_only:lwlo=on:random_seed=1925814861:s2a=on:i=281:add=on:rtra=on:fe=axiom:fdi=1024_2984 on theBenchmark for (2984ds/281Mi)
% 12.89/2.17  % (1293034)dis+1010_1_to=lpo:sil=128000:cnfonf=lazy_pi_sigma_gen:sas=cadical:si=on:sos=all:uwa=off:sac=on:random_seed=2399174776:i=619:add=on:rtra=on_2984 on theBenchmark for (2984ds/619Mi)
% 12.89/2.17  % (1293029)Instruction limit reached! 
% 12.89/2.17  % (1293029)------------------------------
% 12.89/2.17  % (1293029)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.17  % (1293029)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.17  % (1293029)CaDiCaL version: 2.1.3
% 12.89/2.17  % (1293029)Termination reason: Instruction limit
% 12.89/2.17  % (1293029)Termination phase: Saturation
% 12.89/2.17  % (1293029)Time elapsed: 0.119 s
% 12.89/2.17  % (1293029)Peak memory usage: 16 MB
% 12.89/2.17  % (1293029)Instructions burned: 232 (million)
% 12.89/2.17  % (1293061)ott+10_1_sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:lma=off:plsqr=128,1:urr=ec_only:uwa=off:rp=on:nwc=20:br=off:random_seed=994994703:i=865:bs=unit_only:ins=25:rtra=on:ntd=on_2983 on theBenchmark for (2983ds/865Mi)
% 12.89/2.17  % (1293033)Instruction limit reached! 
% 12.89/2.17  % (1293033)------------------------------
% 12.89/2.17  % (1293033)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.17  % (1293033)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.17  % (1293033)CaDiCaL version: 2.1.3
% 12.89/2.17  % (1293033)Termination reason: Instruction limit
% 12.89/2.17  % (1293033)Termination phase: Saturation
% 12.89/2.17  % (1293033)Time elapsed: 0.124 s
% 12.89/2.17  % (1293033)Peak memory usage: 15 MB
% 12.89/2.17  % (1293033)Instructions burned: 282 (million)
% 12.89/2.17  % (1293084)lrs+10_1_sil=128000:si=on:urr=on:random_seed=2358924136:i=212:sd=1:rtra=on:ss=axioms:sgt=64_2983 on theBenchmark for (2983ds/212Mi)
% 12.89/2.17  % (1292996)Instruction limit reached! 
% 12.89/2.17  % (1292996)------------------------------
% 12.89/2.17  % (1292996)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.17  % (1292996)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.17  % (1292996)CaDiCaL version: 2.1.3
% 12.89/2.17  % (1292996)Termination reason: Instruction limit
% 12.89/2.17  % (1292996)Termination phase: Saturation
% 12.89/2.17  % (1292996)Time elapsed: 0.364 s
% 12.89/2.17  % (1292996)Peak memory usage: 23 MB
% 12.89/2.17  % (1292996)Instructions burned: 1443 (million)
% 12.89/2.17  % (1293088)lrs+1010_64_sil=128000:si=on:avsql=on:uwa=off:random_seed=843473241:hsq=on:st=3:avsq=on:i=130:avsqr=1,16:sd=1:rtra=on:ss=axioms_2982 on theBenchmark for (2982ds/130Mi)
% 12.89/2.17  % (1293088)Instruction limit reached! 
% 12.89/2.17  % (1293088)------------------------------
% 12.89/2.17  % (1293088)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.17  % (1293088)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.17  % (1293088)CaDiCaL version: 2.1.3
% 12.89/2.17  % (1293088)Termination reason: Instruction limit
% 12.89/2.17  % (1293088)Termination phase: Saturation
% 12.89/2.17  % (1293088)Time elapsed: 0.032 s
% 12.89/2.17  % (1293088)Peak memory usage: 14 MB
% 12.89/2.17  % (1293088)Instructions burned: 133 (million)
% 12.89/2.17  % (1293090)lrs+1002_1_cnfonf=lazy_pi_sigma_gen:si=on:uwa=off:random_seed=2746865971:st=1.5:i=346:rtra=on:ss=axioms_2982 on theBenchmark for (2982ds/346Mi)
% 12.89/2.17  % (1293084)Instruction limit reached! 
% 12.89/2.17  % (1293084)------------------------------
% 12.89/2.17  % (1293084)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.17  % (1293084)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.17  % (1293084)CaDiCaL version: 2.1.3
% 12.89/2.17  % (1293084)Termination reason: Instruction limit
% 12.89/2.17  % (1293084)Termination phase: Saturation
% 12.89/2.17  % (1293084)Time elapsed: 0.102 s
% 12.89/2.17  % (1293084)Peak memory usage: 14 MB
% 12.89/2.17  % (1293084)Instructions burned: 213 (million)
% 12.89/2.17  % (1293092)lrs+1010_3_sil=128000:si=on:slsq=on:random_seed=1906528445:avsq=on:i=152:avsqr=8,1:hud=5:ins=1:fsr=off:rtra=on_2981 on theBenchmark for (2981ds/152Mi)
% 12.89/2.17  % (1293034)Instruction limit reached! 
% 12.89/2.17  % (1293034)------------------------------
% 12.89/2.17  % (1293034)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.17  % (1293034)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.17  % (1293034)CaDiCaL version: 2.1.3
% 12.89/2.17  % (1293034)Termination reason: Instruction limit
% 12.89/2.17  % (1293034)Termination phase: Saturation
% 12.89/2.17  % (1293034)Time elapsed: 0.261 s
% 12.89/2.17  % (1293034)Peak memory usage: 16 MB
% 12.89/2.17  % (1293034)Instructions burned: 621 (million)
% 12.89/2.17  % (1293090) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-1292539-1293090"...
% 12.89/2.17  % (1293094)ott+1004_1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:sp=unary_frequency:cbe=off:uwa=off:nwc=1:random_seed=2199302869:i=75:ep=R:rtra=on:ntd=on_2981 on theBenchmark for (2981ds/75Mi)
% 12.89/2.17  % (1293090)...printing done.
% 12.89/2.17  % (1293090)Refutation found. Thanks to Tanya!
% 12.89/2.17  % SZS status Theorem for theBenchmark
% 12.89/2.17  % SZS output start Proof for theBenchmark
% See solution above
% 12.89/2.17  % (1293090)------------------------------
% 12.89/2.17  % (1293090)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 12.89/2.17  % (1293090)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 12.89/2.17  % (1293090)CaDiCaL version: 2.1.3
% 12.89/2.17  % (1293090)Termination reason: Refutation
% 12.89/2.17  % (1293090)Time elapsed: 0.108 s
% 12.89/2.17  % (1293090)Peak memory usage: 15 MB
% 12.89/2.17  % (1293090)Instructions burned: 484 (million)
% 12.89/2.17  % (1292539)Success in time 1.89 s
% 12.89/2.17  % Vampire exiting
%------------------------------------------------------------------------------