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Vampire---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : SEU631^1 : TPTP v9.3.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM

% Computer : n009.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 08:30:25 AM UTC 2026

% Result   : Theorem 2.79s 0.72s
% Output   : Refutation 2.79s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :  170
%            Number of leaves      :    7
% Syntax   : Number of formulae    :  209 ( 181 unt;   0 typ;   3 def)
%            Number of atoms       : 15632 ( 523 equ;   0 cnn)
%            Maximal formula atoms :  151 (  74 avg)
%            Number of connectives : 22124 (  32   ~;  26   |; 654   &;8197   @)
%                                         (   3 <=>;12082  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  159 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   24 (  24   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  198 ( 193 usr; 158 con; 0-4 aty)
%                                         ( 486  !!; 644  ??;   0 @@+;   0 @@-)
%            Number of variables   : 1368 (   0 sgn  30   !;  10   ?;1368   :)

% 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,
    vPI: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_172,type,
    db0: 
      !>[X0: $tType] : X0 ).

thf(func_def_173,type,
    vLAM: 
      !>[X0: $tType,X1: $tType] : ( X1 > X0 > X1 ) ).

thf(func_def_174,type,
    db1: 
      !>[X0: $tType] : X0 ).

thf(func_def_175,type,
    vSIGMA: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_176,type,
    vAND: $o > $o > $o ).

thf(func_def_177,type,
    vIMP: $o > $o > $o ).

thf(func_def_178,type,
    db2: 
      !>[X0: $tType] : X0 ).

thf(func_def_179,type,
    vEQ: 
      !>[X0: $tType] : ( X0 > X0 > $o ) ).

thf(func_def_180,type,
    vNOT: $o > $o ).

thf(func_def_181,type,
    db3: 
      !>[X0: $tType] : X0 ).

thf(func_def_182,type,
    vIFF: $o > $o > $o ).

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

thf(func_def_184,type,
    db4: 
      !>[X0: $tType] : X0 ).

thf(func_def_187,type,
    db5: 
      !>[X0: $tType] : X0 ).

thf(func_def_192,type,
    sK4: $i > $i ).

thf(func_def_193,type,
    sK5: $i > $i ).

thf(f16,axiom,
    ! [X0: $i,X1: $i > $o,X2: $i] :
      ( ( ( in @ X2
          @ ( dsetconstr @ X0
            @ ^ [X3: $i] : ( X1 @ X3 ) ) )
       => ( X1 @ X2 ) )
      = dsetconstrER ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dsetconstrER) ).

thf(f140,axiom,
    ( kpair
    = ( ^ [X0: $i,X1: $i] : ( setadjoin @ ( setadjoin @ X0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X0 @ ( setadjoin @ X1 @ emptyset ) ) @ emptyset ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',kpair) ).

thf(f142,axiom,
    ( cartprod
    = ( ^ [X0: $i,X1: $i] :
          ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ X0 @ X1 ) ) )
          @ ^ [X2: $i] :
            ? [X3: $i] :
              ( ( in @ X3 @ X0 )
              & ? [X4: $i] :
                  ( ( X2
                    = ( kpair @ X3 @ X4 ) )
                  & ( in @ X4 @ X1 ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartprod) ).

thf(f153,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
                                                                                                                                                                                                                                                                                                       => ! [X1: $i,X0: $i,X2: $i] :
                                                                                                                                                                                                                                                                                                            ( ( in @ X2 @ ( cartprod @ X0 @ X1 ) )
                                                                                                                                                                                                                                                                                                           => ? [X3: $i] :
                                                                                                                                                                                                                                                                                                                ( ( in @ X3 @ X0 )
                                                                                                                                                                                                                                                                                                                & ? [X4: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( X2
                                                                                                                                                                                                                                                                                                                      = ( kpair @ X3 @ X4 ) )
                                                                                                                                                                                                                                                                                                                    & ( in @ X4 @ X1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartprodmempair1) ).

thf(f154,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
                                                                                                                                                                                                                                                                                                         => ! [X1: $i,X0: $i,X2: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ X2 @ ( cartprod @ X0 @ X1 ) )
                                                                                                                                                                                                                                                                                                             => ? [X3: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ X3 @ X0 )
                                                                                                                                                                                                                                                                                                                  & ? [X4: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( X2
                                                                                                                                                                                                                                                                                                                        = ( kpair @ X3 @ X4 ) )
                                                                                                                                                                                                                                                                                                                      & ( in @ X4 @ X1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f153]) ).

thf(f175,plain,
    ( kpair
    = ( ^ [Y0: $i,Y1: $i] : ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) ) ) ),
    inference(fool_elimination,[],[f140]) ).

thf(f230,plain,
    ! [X0: $i,X1: $i > $o,X2: $i] :
      ( ( ( in @ X2
          @ ( dsetconstr @ X0
            @ ^ [X3: $i] : ( X1 @ X3 ) ) )
       => ( X1 @ X2 ) )
      = dsetconstrER ),
    inference(rectify,[],[f16]) ).

thf(f231,plain,
    ( dsetconstrER
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ ( $i > $o )
          @ ^ [Y1: $i > $o] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y0
                    @ ( dsetconstr @ Y2
                      @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) )
                 => ( Y1 @ Y0 ) ) ) ) ) ),
    inference(fool_elimination,[],[f230]) ).

thf(f264,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
                                                                                                                                                                                                                                                                                                         => ! [X0: $i,X1: $i,X2: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ X2 @ ( cartprod @ X1 @ X0 ) )
                                                                                                                                                                                                                                                                                                             => ? [X3: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ X3 @ X1 )
                                                                                                                                                                                                                                                                                                                  & ? [X4: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( X2
                                                                                                                                                                                                                                                                                                                        = ( kpair @ X3 @ X4 ) )
                                                                                                                                                                                                                                                                                                                      & ( in @ X4 @ X0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[],[f154]) ).

thf(f265,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
                                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y0 @ ( cartprod @ Y1 @ Y2 ) )
                                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                                        & ( ( kpair @ Y3 @ Y4 )
                                                                                                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(fool_elimination,[],[f264]) ).

thf(f444,plain,
    ( cartprod
    = ( ^ [X0: $i,X1: $i] :
          ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ X0 @ X1 ) ) )
          @ ^ [X2: $i] :
            ? [X3: $i] :
              ( ( in @ X3 @ X0 )
              & ? [X4: $i] :
                  ( ( X2
                    = ( kpair @ X3 @ X4 ) )
                  & ( in @ X4 @ X1 ) ) ) ) ) ),
    inference(rectify,[],[f142]) ).

thf(f445,plain,
    ( cartprod
    = ( ^ [Y0: $i,Y1: $i] :
          ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y0 @ Y1 ) ) )
          @ ^ [Y2: $i] :
              ( ?? @ $i
              @ ^ [Y3: $i] :
                  ( ( ?? @ $i
                    @ ^ [Y4: $i] :
                        ( ( in @ Y4 @ Y1 )
                        & ( ( kpair @ Y3 @ Y4 )
                          = Y2 ) ) )
                  & ( in @ Y3 @ Y0 ) ) ) ) ) ),
    inference(fool_elimination,[],[f444]) ).

thf(f465,plain,
    ( dsetconstrER
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ ( $i > $o )
          @ ^ [Y1: $i > $o] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y0
                    @ ( dsetconstr @ Y2
                      @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) )
                 => ( Y1 @ Y0 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f231]) ).

thf(f559,plain,
    ( kpair
    = ( ^ [Y0: $i,Y1: $i] : ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) ) ) ),
    inference(cnf_transformation,[],[f175]) ).

thf(f560,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
                                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y0 @ ( cartprod @ Y1 @ Y2 ) )
                                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                                        & ( ( kpair @ Y3 @ Y4 )
                                                                                                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(cnf_transformation,[],[f265]) ).

thf(f597,plain,
    ( cartprod
    = ( ^ [Y0: $i,Y1: $i] :
          ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y0 @ Y1 ) ) )
          @ ^ [Y2: $i] :
              ( ?? @ $i
              @ ^ [Y3: $i] :
                  ( ( ?? @ $i
                    @ ^ [Y4: $i] :
                        ( ( in @ Y4 @ Y1 )
                        & ( ( kpair @ Y3 @ Y4 )
                          = Y2 ) ) )
                  & ( in @ Y3 @ Y0 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f445]) ).

thf(f609,plain,
    ( cartprod
    = ( ^ [Y0: $i,Y1: $i] :
          ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y0 @ Y1 ) ) )
          @ ^ [Y2: $i] :
              ( ?? @ $i
              @ ^ [Y3: $i] :
                  ( ( ?? @ $i
                    @ ^ [Y4: $i] :
                        ( ( in @ Y4 @ Y1 )
                        & ( ( ^ [Y5: $i,Y6: $i] : ( setadjoin @ ( setadjoin @ Y5 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y5 @ ( setadjoin @ Y6 @ emptyset ) ) @ emptyset ) )
                            @ Y3
                            @ Y4 )
                          = Y2 ) ) )
                  & ( in @ Y3 @ Y0 ) ) ) ) ) ),
    inference(definition_unfolding,[],[f597,f559]) ).

thf(f625,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
                                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                                                                                                                                              @ ( ^ [Y3: $i,Y4: $i] :
                                                                                                                                                                                                                                                                                                                                    ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y3 @ Y4 ) ) )
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                        @ ^ [Y6: $i] :
                                                                                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                              @ ^ [Y7: $i] :
                                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y7 @ Y4 )
                                                                                                                                                                                                                                                                                                                                                  & ( ( ^ [Y8: $i,Y9: $i] : ( setadjoin @ ( setadjoin @ Y8 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y8 @ ( setadjoin @ Y9 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                                      @ Y6
                                                                                                                                                                                                                                                                                                                                                      @ Y7 )
                                                                                                                                                                                                                                                                                                                                                    = Y5 ) ) )
                                                                                                                                                                                                                                                                                                                                            & ( in @ Y6 @ Y3 ) ) ) )
                                                                                                                                                                                                                                                                                                                                @ Y1
                                                                                                                                                                                                                                                                                                                                @ Y2 ) )
                                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                                        & ( ( ^ [Y5: $i,Y6: $i] : ( setadjoin @ ( setadjoin @ Y5 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y5 @ ( setadjoin @ Y6 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                            @ Y3
                                                                                                                                                                                                                                                                                                                                            @ Y4 )
                                                                                                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(definition_unfolding,[],[f560,f609,f559]) ).

thf(f638,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
                                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f625]) ).

thf(f644,plain,
    ( dsetconstrER
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ ( $i > $o )
          @ ^ [Y1: $i > $o] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y0 @ ( dsetconstr @ Y2 @ Y1 ) )
                 => ( Y1 @ Y0 ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f465]) ).

thf(f735,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
                                                                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(not_proxy_clausification,[],[f638]) ).

thf(f765,plain,
    ( ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ ( $i > $o )
            @ ^ [Y1: $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y0 @ ( dsetconstr @ Y2 @ Y1 ) )
                   => ( Y1 @ Y0 ) ) ) ) ) )
    | ( dsetconstrER = $false ) ),
    inference(iff_proxy_clausification,[],[f644]) ).

thf(f1570,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
                                                                                                                                       => ( 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
                                                                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f735]) ).

thf(f1829,definition,
    ( spl0_194
  <=> ( dsetconstrER = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_194])],[avatar_definition]) ).

thf(f1831,plain,
    ( ( dsetconstrER = $true )
    | ~ spl0_194 ),
    inference(avatar_component_clause,[],[f1829]) ).

thf(f1834,definition,
    ( spl0_195
  <=> ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ ( $i > $o )
            @ ^ [Y1: $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y0 @ ( dsetconstr @ Y2 @ Y1 ) )
                   => ( Y1 @ Y0 ) ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl0_195])],[avatar_definition]) ).

thf(f1836,plain,
    ( ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ ( $i > $o )
            @ ^ [Y1: $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y0 @ ( dsetconstr @ Y2 @ Y1 ) )
                   => ( Y1 @ Y0 ) ) ) ) ) )
    | ~ spl0_195 ),
    inference(avatar_component_clause,[],[f1834]) ).

thf(f1838,definition,
    ( spl0_196
  <=> ( dsetconstrER = $false ) ),
    introduced(definition,[new_symbols(definition,[spl0_196])],[avatar_definition]) ).

thf(f1840,plain,
    ( ( dsetconstrER = $false )
    | ~ spl0_196 ),
    inference(avatar_component_clause,[],[f1838]) ).

thf(f1841,plain,
    ( spl0_195
    | spl0_196 ),
    inference(avatar_split_clause,[],[f765,f1838,f1834]) ).

thf(f3506,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
                                                                                                                                     => ( 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
                                                                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f1570]) ).

thf(f3509,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
                                                                                                                                   => ( 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
                                                                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3506]) ).

thf(f3513,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
                                                                                                                                 => ( 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
                                                                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3509]) ).

thf(f3516,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
                                                                                                                               => ( 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
                                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3513]) ).

thf(f3518,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
                                                                                                                             => ( 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
                                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3516]) ).

thf(f3522,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
                                                                                                                           => ( 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
                                                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3518]) ).

thf(f3525,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
                                                                                                                         => ( 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
                                                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3522]) ).

thf(f3527,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3525]) ).

thf(f3530,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
                                                                                                                     => ( 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
                                                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3527]) ).

thf(f3533,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
                                                                                                                   => ( 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
                                                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3530]) ).

thf(f3536,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3533]) ).

thf(f3539,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
                                                                                                               => ( 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
                                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3536]) ).

thf(f3543,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3539]) ).

thf(f3545,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
                                                                                                           => ( 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
                                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3543]) ).

thf(f3546,plain,
    dsetconstrER = $true,
    inference(imp_proxy_clausification,[],[f3543]) ).

thf(f3548,plain,
    spl0_194,
    inference(avatar_split_clause,[],[f3546,f1829]) ).

thf(f3549,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3545]) ).

thf(f3551,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
                                                                                                       => ( 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
                                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3549]) ).

thf(f3555,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3551]) ).

thf(f3558,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
                                                                                                   => ( 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
                                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3555]) ).

thf(f3560,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
                                                                                                 => ( 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
                                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3558]) ).

thf(f3564,plain,
    ( ( 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
                                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3560]) ).

thf(f3566,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
                                                                                             => ( 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
                                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3564]) ).

thf(f3570,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
                                                                                           => ( 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
                                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3566]) ).

thf(f3573,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3570]) ).

thf(f3575,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
                                                                                       => ( 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
                                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3573]) ).

thf(f3578,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
                                                                                     => ( 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
                                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3575]) ).

thf(f3582,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3578]) ).

thf(f3585,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3582]) ).

thf(f3587,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
                                                                               => ( 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
                                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3585]) ).

thf(f3591,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
                                                                             => ( 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
                                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3587]) ).

thf(f3593,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3591]) ).

thf(f3597,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
                                                                         => ( 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
                                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3593]) ).

thf(f3599,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
                                                                       => ( 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
                                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3597]) ).

thf(f3602,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
                                                                     => ( 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
                                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3599]) ).

thf(f3606,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
                                                                   => ( 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
                                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3602]) ).

thf(f3608,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3606]) ).

thf(f3611,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
                                                               => ( 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
                                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3608]) ).

thf(f3615,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3611]) ).

thf(f3617,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
                                                           => ( 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
                                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3615]) ).

thf(f3620,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3617]) ).

thf(f3624,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
                                                       => ( 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
                                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3620]) ).

thf(f3626,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
                                                     => ( 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
                                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3624]) ).

thf(f3629,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3626]) ).

thf(f3632,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3629]) ).

thf(f3636,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
                                               => ( 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
                                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3632]) ).

thf(f3639,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
                                             => ( 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
                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3636]) ).

thf(f3642,plain,
    ( ( 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
                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3639]) ).

thf(f3645,plain,
    ( ( 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
                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3642]) ).

thf(f3648,plain,
    ( ( 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
                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3645]) ).

thf(f3651,plain,
    ( ( 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
                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3648]) ).

thf(f3654,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3651]) ).

thf(f3656,plain,
    ( ( 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
                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3654]) ).

thf(f3659,plain,
    ( ( 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
                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3656]) ).

thf(f3662,plain,
    ( ( 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
                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3659]) ).

thf(f3666,plain,
    ( ( 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
                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3662]) ).

thf(f3669,plain,
    ( ( 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
                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3666]) ).

thf(f3671,plain,
    ( ( 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
                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3669]) ).

thf(f3675,plain,
    ( ( 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
                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3671]) ).

thf(f3677,plain,
    ( $false
    = ( 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
                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3675]) ).

thf(f3680,plain,
    ( ( 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
                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3677]) ).

thf(f3684,plain,
    ( ( 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
                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3680]) ).

thf(f3686,plain,
    ( $false
    = ( 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
                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3684]) ).

thf(f3689,plain,
    ( ( 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
                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3686]) ).

thf(f3692,plain,
    ( ( 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
                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3689]) ).

thf(f3696,plain,
    ( ( 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
                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3692]) ).

thf(f3698,plain,
    ( ( 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
                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3696]) ).

thf(f3701,plain,
    ( ( 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
                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3698]) ).

thf(f3705,plain,
    ( ( 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
                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3701]) ).

thf(f3707,plain,
    ( ( 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
                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3705]) ).

thf(f3710,plain,
    ( ( 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
                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3707]) ).

thf(f3713,plain,
    ( ( 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
                                                                                                                                                           => ( !! @ $i
                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3710]) ).

thf(f3715,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
                                                                                                                                                         => ( !! @ $i
                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                ( !! @ $i
                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3713]) ).

thf(f3718,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
                                                                                                                                                       => ( !! @ $i
                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                              ( !! @ $i
                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                                              ( ?? @ $i
                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3715]) ).

thf(f3720,plain,
    ( $false
    = ( 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
                                                                                                                                                     => ( !! @ $i
                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                            ( !! @ $i
                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                ( !! @ $i
                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                                            ( ?? @ $i
                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3718]) ).

thf(f3724,plain,
    ( $false
    = ( 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
                                                                                                                                                   => ( !! @ $i
                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                          ( !! @ $i
                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                              ( !! @ $i
                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                                          ( ?? @ $i
                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3720]) ).

thf(f3726,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
                                                                                                                                                 => ( !! @ $i
                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                        ( !! @ $i
                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                            ( !! @ $i
                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                ( ( in @ Y0
                                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                                        ( ?? @ $i
                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                               => ( ?? @ $i
                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3724]) ).

thf(f3730,plain,
    ( $false
    = ( 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
                                                                                                                                               => ( !! @ $i
                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                      ( !! @ $i
                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                          ( !! @ $i
                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                              ( ( in @ Y0
                                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                                      ( ?? @ $i
                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                             => ( ?? @ $i
                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3726]) ).

thf(f3733,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
                                                                                                                                             => ( !! @ $i
                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                    ( !! @ $i
                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                        ( !! @ $i
                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                            ( ( in @ Y0
                                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                                    ( ?? @ $i
                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                           => ( ?? @ $i
                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3730]) ).

thf(f3736,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
                                                                                                                                           => ( !! @ $i
                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                  ( !! @ $i
                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                      ( !! @ $i
                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                          ( ( in @ Y0
                                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                                  ( ?? @ $i
                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                         => ( ?? @ $i
                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3733]) ).

thf(f3738,plain,
    ( $false
    = ( 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
                                                                                                                                         => ( !! @ $i
                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                ( !! @ $i
                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                    ( !! @ $i
                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                        ( ( in @ Y0
                                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                                ( ?? @ $i
                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                       => ( ?? @ $i
                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                      = Y0 ) ) )
                                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3736]) ).

thf(f3742,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
                                                                                                                                       => ( !! @ $i
                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                              ( !! @ $i
                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                  ( !! @ $i
                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                      ( ( in @ Y0
                                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                                              ( ?? @ $i
                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                     => ( ?? @ $i
                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                    = Y0 ) ) )
                                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3738]) ).

thf(f3745,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
                                                                                                                                     => ( !! @ $i
                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                            ( !! @ $i
                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                ( !! @ $i
                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                                            ( ?? @ $i
                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                   => ( ?? @ $i
                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                  = Y0 ) ) )
                                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3742]) ).

thf(f3747,plain,
    ( ( 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
                                                                                                                                   => ( !! @ $i
                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                          ( !! @ $i
                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                              ( !! @ $i
                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                  ( ( in @ Y0
                                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                                          ( ?? @ $i
                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                      = Y3 ) ) )
                                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                                 => ( ?? @ $i
                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                = Y0 ) ) )
                                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3745]) ).

thf(f3751,plain,
    ( $false
    = ( 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
                                                                                                                                 => ( !! @ $i
                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                        ( !! @ $i
                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                            ( !! @ $i
                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                ( ( in @ Y0
                                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                                        ( ?? @ $i
                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                            ( ( ?? @ $i
                                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                    = Y3 ) ) )
                                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                               => ( ?? @ $i
                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                              = Y0 ) ) )
                                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3747]) ).

thf(f3753,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
                                                                                                                               => ( !! @ $i
                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                      ( !! @ $i
                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                          ( !! @ $i
                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                              ( ( in @ Y0
                                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                                      ( ?? @ $i
                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                          ( ( ?? @ $i
                                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                  = Y3 ) ) )
                                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                             => ( ?? @ $i
                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                            = Y0 ) ) )
                                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3751]) ).

thf(f3756,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
                                                                                                                             => ( !! @ $i
                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                    ( !! @ $i
                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                        ( !! @ $i
                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                            ( ( in @ Y0
                                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                                    ( ?? @ $i
                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                        ( ( ?? @ $i
                                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                                = Y3 ) ) )
                                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                           => ( ?? @ $i
                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                          = Y0 ) ) )
                                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3753]) ).

thf(f3760,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
                                                                                                                           => ( !! @ $i
                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                  ( !! @ $i
                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                      ( !! @ $i
                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                          ( ( in @ Y0
                                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                                  ( ?? @ $i
                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                      ( ( ?? @ $i
                                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                              = Y3 ) ) )
                                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                         => ( ?? @ $i
                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                        = Y0 ) ) )
                                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3756]) ).

thf(f3762,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
                                                                                                                         => ( !! @ $i
                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                ( !! @ $i
                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                    ( !! @ $i
                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                        ( ( in @ Y0
                                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                                ( ?? @ $i
                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                    ( ( ?? @ $i
                                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                            = Y3 ) ) )
                                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                       => ( ?? @ $i
                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                      = Y0 ) ) )
                                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3760]) ).

thf(f3765,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
                                                                                                                       => ( !! @ $i
                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                              ( !! @ $i
                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                  ( !! @ $i
                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                      ( ( in @ Y0
                                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                                              ( ?? @ $i
                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                  ( ( ?? @ $i
                                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                          = Y3 ) ) )
                                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                     => ( ?? @ $i
                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                            ( ( ?? @ $i
                                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                    = Y0 ) ) )
                                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3762]) ).

thf(f3769,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
                                                                                                                     => ( !! @ $i
                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                            ( !! @ $i
                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                ( !! @ $i
                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                    ( ( in @ Y0
                                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                                            ( ?? @ $i
                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                ( ( ?? @ $i
                                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                        = Y3 ) ) )
                                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                   => ( ?? @ $i
                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                          ( ( ?? @ $i
                                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                  = Y0 ) ) )
                                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3765]) ).

thf(f3772,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
                                                                                                                   => ( !! @ $i
                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                          ( !! @ $i
                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                              ( !! @ $i
                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                  ( ( in @ Y0
                                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                                          ( ?? @ $i
                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                              ( ( ?? @ $i
                                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                      = Y3 ) ) )
                                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                                 => ( ?? @ $i
                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                        ( ( ?? @ $i
                                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                = Y0 ) ) )
                                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3769]) ).

thf(f3775,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
                                                                                                                 => ( !! @ $i
                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                        ( !! @ $i
                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                            ( !! @ $i
                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                ( ( in @ Y0
                                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                                        ( ?? @ $i
                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                            ( ( ?? @ $i
                                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                    = Y3 ) ) )
                                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                               => ( ?? @ $i
                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                      ( ( ?? @ $i
                                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                              = Y0 ) ) )
                                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3772]) ).

thf(f3777,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
                                                                                                               => ( !! @ $i
                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                      ( !! @ $i
                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                          ( !! @ $i
                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                              ( ( in @ Y0
                                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                                      ( ?? @ $i
                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                          ( ( ?? @ $i
                                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                  = Y3 ) ) )
                                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                             => ( ?? @ $i
                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                    ( ( ?? @ $i
                                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                            = Y0 ) ) )
                                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3775]) ).

thf(f3781,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
                                                                                                             => ( !! @ $i
                                                                                                                @ ^ [Y0: $i] :
                                                                                                                    ( !! @ $i
                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                        ( !! @ $i
                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                            ( ( in @ Y0
                                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                                @ ^ [Y3: $i] :
                                                                                                                                    ( ?? @ $i
                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                        ( ( ?? @ $i
                                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                                = Y3 ) ) )
                                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                           => ( ?? @ $i
                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                  ( ( ?? @ $i
                                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                          = Y0 ) ) )
                                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3777]) ).

thf(f3784,plain,
    ( ( 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
                                                                                                           => ( !! @ $i
                                                                                                              @ ^ [Y0: $i] :
                                                                                                                  ( !! @ $i
                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                      ( !! @ $i
                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                          ( ( in @ Y0
                                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                              @ ^ [Y3: $i] :
                                                                                                                                  ( ?? @ $i
                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                      ( ( ?? @ $i
                                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                              = Y3 ) ) )
                                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                         => ( ?? @ $i
                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                ( ( ?? @ $i
                                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                        = Y0 ) ) )
                                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3781]) ).

thf(f3786,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
                                                                                                         => ( !! @ $i
                                                                                                            @ ^ [Y0: $i] :
                                                                                                                ( !! @ $i
                                                                                                                @ ^ [Y1: $i] :
                                                                                                                    ( !! @ $i
                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                        ( ( in @ Y0
                                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                            @ ^ [Y3: $i] :
                                                                                                                                ( ?? @ $i
                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                    ( ( ?? @ $i
                                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                            = Y3 ) ) )
                                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                       => ( ?? @ $i
                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                              ( ( ?? @ $i
                                                                                                                                @ ^ [Y4: $i] :
                                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                      = Y0 ) ) )
                                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3784]) ).

thf(f3790,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
                                                                                                       => ( !! @ $i
                                                                                                          @ ^ [Y0: $i] :
                                                                                                              ( !! @ $i
                                                                                                              @ ^ [Y1: $i] :
                                                                                                                  ( !! @ $i
                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                      ( ( in @ Y0
                                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                          @ ^ [Y3: $i] :
                                                                                                                              ( ?? @ $i
                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                  ( ( ?? @ $i
                                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                          = Y3 ) ) )
                                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                     => ( ?? @ $i
                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                            ( ( ?? @ $i
                                                                                                                              @ ^ [Y4: $i] :
                                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                    = Y0 ) ) )
                                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3786]) ).

thf(f3792,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
                                                                                                     => ( !! @ $i
                                                                                                        @ ^ [Y0: $i] :
                                                                                                            ( !! @ $i
                                                                                                            @ ^ [Y1: $i] :
                                                                                                                ( !! @ $i
                                                                                                                @ ^ [Y2: $i] :
                                                                                                                    ( ( in @ Y0
                                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                        @ ^ [Y3: $i] :
                                                                                                                            ( ?? @ $i
                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                ( ( ?? @ $i
                                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                        = Y3 ) ) )
                                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                   => ( ?? @ $i
                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                          ( ( ?? @ $i
                                                                                                                            @ ^ [Y4: $i] :
                                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                  = Y0 ) ) )
                                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3790]) ).

thf(f3795,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
                                                                                                   => ( !! @ $i
                                                                                                      @ ^ [Y0: $i] :
                                                                                                          ( !! @ $i
                                                                                                          @ ^ [Y1: $i] :
                                                                                                              ( !! @ $i
                                                                                                              @ ^ [Y2: $i] :
                                                                                                                  ( ( in @ Y0
                                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                      @ ^ [Y3: $i] :
                                                                                                                          ( ?? @ $i
                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                              ( ( ?? @ $i
                                                                                                                                @ ^ [Y5: $i] :
                                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                      = Y3 ) ) )
                                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                                 => ( ?? @ $i
                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                        ( ( ?? @ $i
                                                                                                                          @ ^ [Y4: $i] :
                                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                                = Y0 ) ) )
                                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3792]) ).

thf(f3798,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
                                                                                                 => ( !! @ $i
                                                                                                    @ ^ [Y0: $i] :
                                                                                                        ( !! @ $i
                                                                                                        @ ^ [Y1: $i] :
                                                                                                            ( !! @ $i
                                                                                                            @ ^ [Y2: $i] :
                                                                                                                ( ( in @ Y0
                                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                    @ ^ [Y3: $i] :
                                                                                                                        ( ?? @ $i
                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                            ( ( ?? @ $i
                                                                                                                              @ ^ [Y5: $i] :
                                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                    = Y3 ) ) )
                                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                               => ( ?? @ $i
                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                      ( ( ?? @ $i
                                                                                                                        @ ^ [Y4: $i] :
                                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                              = Y0 ) ) )
                                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3795]) ).

thf(f3802,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
                                                                                               => ( !! @ $i
                                                                                                  @ ^ [Y0: $i] :
                                                                                                      ( !! @ $i
                                                                                                      @ ^ [Y1: $i] :
                                                                                                          ( !! @ $i
                                                                                                          @ ^ [Y2: $i] :
                                                                                                              ( ( in @ Y0
                                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                  @ ^ [Y3: $i] :
                                                                                                                      ( ?? @ $i
                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                          ( ( ?? @ $i
                                                                                                                            @ ^ [Y5: $i] :
                                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                  = Y3 ) ) )
                                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                             => ( ?? @ $i
                                                                                                                @ ^ [Y3: $i] :
                                                                                                                    ( ( ?? @ $i
                                                                                                                      @ ^ [Y4: $i] :
                                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                            = Y0 ) ) )
                                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3798]) ).

thf(f3804,plain,
    ( $false
    = ( 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
                                                                                             => ( !! @ $i
                                                                                                @ ^ [Y0: $i] :
                                                                                                    ( !! @ $i
                                                                                                    @ ^ [Y1: $i] :
                                                                                                        ( !! @ $i
                                                                                                        @ ^ [Y2: $i] :
                                                                                                            ( ( in @ Y0
                                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                                @ ^ [Y3: $i] :
                                                                                                                    ( ?? @ $i
                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                        ( ( ?? @ $i
                                                                                                                          @ ^ [Y5: $i] :
                                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                                = Y3 ) ) )
                                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                           => ( ?? @ $i
                                                                                                              @ ^ [Y3: $i] :
                                                                                                                  ( ( ?? @ $i
                                                                                                                    @ ^ [Y4: $i] :
                                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                          = Y0 ) ) )
                                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3802]) ).

thf(f3808,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
                                                                                           => ( !! @ $i
                                                                                              @ ^ [Y0: $i] :
                                                                                                  ( !! @ $i
                                                                                                  @ ^ [Y1: $i] :
                                                                                                      ( !! @ $i
                                                                                                      @ ^ [Y2: $i] :
                                                                                                          ( ( in @ Y0
                                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                              @ ^ [Y3: $i] :
                                                                                                                  ( ?? @ $i
                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                      ( ( ?? @ $i
                                                                                                                        @ ^ [Y5: $i] :
                                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                              = Y3 ) ) )
                                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                         => ( ?? @ $i
                                                                                                            @ ^ [Y3: $i] :
                                                                                                                ( ( ?? @ $i
                                                                                                                  @ ^ [Y4: $i] :
                                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                        = Y0 ) ) )
                                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3804]) ).

thf(f3811,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
                                                                                         => ( !! @ $i
                                                                                            @ ^ [Y0: $i] :
                                                                                                ( !! @ $i
                                                                                                @ ^ [Y1: $i] :
                                                                                                    ( !! @ $i
                                                                                                    @ ^ [Y2: $i] :
                                                                                                        ( ( in @ Y0
                                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                            @ ^ [Y3: $i] :
                                                                                                                ( ?? @ $i
                                                                                                                @ ^ [Y4: $i] :
                                                                                                                    ( ( ?? @ $i
                                                                                                                      @ ^ [Y5: $i] :
                                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                            = Y3 ) ) )
                                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                       => ( ?? @ $i
                                                                                                          @ ^ [Y3: $i] :
                                                                                                              ( ( ?? @ $i
                                                                                                                @ ^ [Y4: $i] :
                                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                      = Y0 ) ) )
                                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3808]) ).

thf(f3813,plain,
    ( $false
    = ( 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
                                                                                       => ( !! @ $i
                                                                                          @ ^ [Y0: $i] :
                                                                                              ( !! @ $i
                                                                                              @ ^ [Y1: $i] :
                                                                                                  ( !! @ $i
                                                                                                  @ ^ [Y2: $i] :
                                                                                                      ( ( in @ Y0
                                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                          @ ^ [Y3: $i] :
                                                                                                              ( ?? @ $i
                                                                                                              @ ^ [Y4: $i] :
                                                                                                                  ( ( ?? @ $i
                                                                                                                    @ ^ [Y5: $i] :
                                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                          = Y3 ) ) )
                                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                     => ( ?? @ $i
                                                                                                        @ ^ [Y3: $i] :
                                                                                                            ( ( ?? @ $i
                                                                                                              @ ^ [Y4: $i] :
                                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                    = Y0 ) ) )
                                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3811]) ).

thf(f3816,plain,
    ( $false
    = ( 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
                                                                                     => ( !! @ $i
                                                                                        @ ^ [Y0: $i] :
                                                                                            ( !! @ $i
                                                                                            @ ^ [Y1: $i] :
                                                                                                ( !! @ $i
                                                                                                @ ^ [Y2: $i] :
                                                                                                    ( ( in @ Y0
                                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                        @ ^ [Y3: $i] :
                                                                                                            ( ?? @ $i
                                                                                                            @ ^ [Y4: $i] :
                                                                                                                ( ( ?? @ $i
                                                                                                                  @ ^ [Y5: $i] :
                                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                        = Y3 ) ) )
                                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                   => ( ?? @ $i
                                                                                                      @ ^ [Y3: $i] :
                                                                                                          ( ( ?? @ $i
                                                                                                            @ ^ [Y4: $i] :
                                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                  = Y0 ) ) )
                                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3813]) ).

thf(f3820,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
                                                                                   => ( !! @ $i
                                                                                      @ ^ [Y0: $i] :
                                                                                          ( !! @ $i
                                                                                          @ ^ [Y1: $i] :
                                                                                              ( !! @ $i
                                                                                              @ ^ [Y2: $i] :
                                                                                                  ( ( in @ Y0
                                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                      @ ^ [Y3: $i] :
                                                                                                          ( ?? @ $i
                                                                                                          @ ^ [Y4: $i] :
                                                                                                              ( ( ?? @ $i
                                                                                                                @ ^ [Y5: $i] :
                                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                      = Y3 ) ) )
                                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                                 => ( ?? @ $i
                                                                                                    @ ^ [Y3: $i] :
                                                                                                        ( ( ?? @ $i
                                                                                                          @ ^ [Y4: $i] :
                                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                                = Y0 ) ) )
                                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3816]) ).

thf(f3822,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
                                                                                 => ( !! @ $i
                                                                                    @ ^ [Y0: $i] :
                                                                                        ( !! @ $i
                                                                                        @ ^ [Y1: $i] :
                                                                                            ( !! @ $i
                                                                                            @ ^ [Y2: $i] :
                                                                                                ( ( in @ Y0
                                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                    @ ^ [Y3: $i] :
                                                                                                        ( ?? @ $i
                                                                                                        @ ^ [Y4: $i] :
                                                                                                            ( ( ?? @ $i
                                                                                                              @ ^ [Y5: $i] :
                                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                    = Y3 ) ) )
                                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                               => ( ?? @ $i
                                                                                                  @ ^ [Y3: $i] :
                                                                                                      ( ( ?? @ $i
                                                                                                        @ ^ [Y4: $i] :
                                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                              = Y0 ) ) )
                                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3820]) ).

thf(f3825,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
                                                                               => ( !! @ $i
                                                                                  @ ^ [Y0: $i] :
                                                                                      ( !! @ $i
                                                                                      @ ^ [Y1: $i] :
                                                                                          ( !! @ $i
                                                                                          @ ^ [Y2: $i] :
                                                                                              ( ( in @ Y0
                                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                  @ ^ [Y3: $i] :
                                                                                                      ( ?? @ $i
                                                                                                      @ ^ [Y4: $i] :
                                                                                                          ( ( ?? @ $i
                                                                                                            @ ^ [Y5: $i] :
                                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                  = Y3 ) ) )
                                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                             => ( ?? @ $i
                                                                                                @ ^ [Y3: $i] :
                                                                                                    ( ( ?? @ $i
                                                                                                      @ ^ [Y4: $i] :
                                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                            = Y0 ) ) )
                                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3822]) ).

thf(f3828,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
                                                                             => ( !! @ $i
                                                                                @ ^ [Y0: $i] :
                                                                                    ( !! @ $i
                                                                                    @ ^ [Y1: $i] :
                                                                                        ( !! @ $i
                                                                                        @ ^ [Y2: $i] :
                                                                                            ( ( in @ Y0
                                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                                @ ^ [Y3: $i] :
                                                                                                    ( ?? @ $i
                                                                                                    @ ^ [Y4: $i] :
                                                                                                        ( ( ?? @ $i
                                                                                                          @ ^ [Y5: $i] :
                                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                                = Y3 ) ) )
                                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                           => ( ?? @ $i
                                                                                              @ ^ [Y3: $i] :
                                                                                                  ( ( ?? @ $i
                                                                                                    @ ^ [Y4: $i] :
                                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                          = Y0 ) ) )
                                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3825]) ).

thf(f3831,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
                                                                           => ( !! @ $i
                                                                              @ ^ [Y0: $i] :
                                                                                  ( !! @ $i
                                                                                  @ ^ [Y1: $i] :
                                                                                      ( !! @ $i
                                                                                      @ ^ [Y2: $i] :
                                                                                          ( ( in @ Y0
                                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                              @ ^ [Y3: $i] :
                                                                                                  ( ?? @ $i
                                                                                                  @ ^ [Y4: $i] :
                                                                                                      ( ( ?? @ $i
                                                                                                        @ ^ [Y5: $i] :
                                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                              = Y3 ) ) )
                                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                         => ( ?? @ $i
                                                                                            @ ^ [Y3: $i] :
                                                                                                ( ( ?? @ $i
                                                                                                  @ ^ [Y4: $i] :
                                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                        = Y0 ) ) )
                                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3828]) ).

thf(f3835,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
                                                                         => ( !! @ $i
                                                                            @ ^ [Y0: $i] :
                                                                                ( !! @ $i
                                                                                @ ^ [Y1: $i] :
                                                                                    ( !! @ $i
                                                                                    @ ^ [Y2: $i] :
                                                                                        ( ( in @ Y0
                                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                            @ ^ [Y3: $i] :
                                                                                                ( ?? @ $i
                                                                                                @ ^ [Y4: $i] :
                                                                                                    ( ( ?? @ $i
                                                                                                      @ ^ [Y5: $i] :
                                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                            = Y3 ) ) )
                                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                       => ( ?? @ $i
                                                                                          @ ^ [Y3: $i] :
                                                                                              ( ( ?? @ $i
                                                                                                @ ^ [Y4: $i] :
                                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                      = Y0 ) ) )
                                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3831]) ).

thf(f3837,plain,
    ( ( 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
                                                                       => ( !! @ $i
                                                                          @ ^ [Y0: $i] :
                                                                              ( !! @ $i
                                                                              @ ^ [Y1: $i] :
                                                                                  ( !! @ $i
                                                                                  @ ^ [Y2: $i] :
                                                                                      ( ( in @ Y0
                                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                          @ ^ [Y3: $i] :
                                                                                              ( ?? @ $i
                                                                                              @ ^ [Y4: $i] :
                                                                                                  ( ( ?? @ $i
                                                                                                    @ ^ [Y5: $i] :
                                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                          = Y3 ) ) )
                                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                     => ( ?? @ $i
                                                                                        @ ^ [Y3: $i] :
                                                                                            ( ( ?? @ $i
                                                                                              @ ^ [Y4: $i] :
                                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                    = Y0 ) ) )
                                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3835]) ).

thf(f3841,plain,
    ( $false
    = ( 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
                                                                     => ( !! @ $i
                                                                        @ ^ [Y0: $i] :
                                                                            ( !! @ $i
                                                                            @ ^ [Y1: $i] :
                                                                                ( !! @ $i
                                                                                @ ^ [Y2: $i] :
                                                                                    ( ( in @ Y0
                                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                        @ ^ [Y3: $i] :
                                                                                            ( ?? @ $i
                                                                                            @ ^ [Y4: $i] :
                                                                                                ( ( ?? @ $i
                                                                                                  @ ^ [Y5: $i] :
                                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                        = Y3 ) ) )
                                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                   => ( ?? @ $i
                                                                                      @ ^ [Y3: $i] :
                                                                                          ( ( ?? @ $i
                                                                                            @ ^ [Y4: $i] :
                                                                                                ( ( in @ Y4 @ Y2 )
                                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                  = Y0 ) ) )
                                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3837]) ).

thf(f3844,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
                                                                   => ( !! @ $i
                                                                      @ ^ [Y0: $i] :
                                                                          ( !! @ $i
                                                                          @ ^ [Y1: $i] :
                                                                              ( !! @ $i
                                                                              @ ^ [Y2: $i] :
                                                                                  ( ( in @ Y0
                                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                      @ ^ [Y3: $i] :
                                                                                          ( ?? @ $i
                                                                                          @ ^ [Y4: $i] :
                                                                                              ( ( ?? @ $i
                                                                                                @ ^ [Y5: $i] :
                                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                      = Y3 ) ) )
                                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                                 => ( ?? @ $i
                                                                                    @ ^ [Y3: $i] :
                                                                                        ( ( ?? @ $i
                                                                                          @ ^ [Y4: $i] :
                                                                                              ( ( in @ Y4 @ Y2 )
                                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                                = Y0 ) ) )
                                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3841]) ).

thf(f3846,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
                                                                 => ( !! @ $i
                                                                    @ ^ [Y0: $i] :
                                                                        ( !! @ $i
                                                                        @ ^ [Y1: $i] :
                                                                            ( !! @ $i
                                                                            @ ^ [Y2: $i] :
                                                                                ( ( in @ Y0
                                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                    @ ^ [Y3: $i] :
                                                                                        ( ?? @ $i
                                                                                        @ ^ [Y4: $i] :
                                                                                            ( ( ?? @ $i
                                                                                              @ ^ [Y5: $i] :
                                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                    = Y3 ) ) )
                                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                               => ( ?? @ $i
                                                                                  @ ^ [Y3: $i] :
                                                                                      ( ( ?? @ $i
                                                                                        @ ^ [Y4: $i] :
                                                                                            ( ( in @ Y4 @ Y2 )
                                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                              = Y0 ) ) )
                                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3844]) ).

thf(f3850,plain,
    ( ( 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
                                                               => ( !! @ $i
                                                                  @ ^ [Y0: $i] :
                                                                      ( !! @ $i
                                                                      @ ^ [Y1: $i] :
                                                                          ( !! @ $i
                                                                          @ ^ [Y2: $i] :
                                                                              ( ( in @ Y0
                                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                  @ ^ [Y3: $i] :
                                                                                      ( ?? @ $i
                                                                                      @ ^ [Y4: $i] :
                                                                                          ( ( ?? @ $i
                                                                                            @ ^ [Y5: $i] :
                                                                                                ( ( in @ Y5 @ Y2 )
                                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                  = Y3 ) ) )
                                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                             => ( ?? @ $i
                                                                                @ ^ [Y3: $i] :
                                                                                    ( ( ?? @ $i
                                                                                      @ ^ [Y4: $i] :
                                                                                          ( ( in @ Y4 @ Y2 )
                                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                            = Y0 ) ) )
                                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3846]) ).

thf(f3853,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
                                                             => ( !! @ $i
                                                                @ ^ [Y0: $i] :
                                                                    ( !! @ $i
                                                                    @ ^ [Y1: $i] :
                                                                        ( !! @ $i
                                                                        @ ^ [Y2: $i] :
                                                                            ( ( in @ Y0
                                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                                @ ^ [Y3: $i] :
                                                                                    ( ?? @ $i
                                                                                    @ ^ [Y4: $i] :
                                                                                        ( ( ?? @ $i
                                                                                          @ ^ [Y5: $i] :
                                                                                              ( ( in @ Y5 @ Y2 )
                                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                                = Y3 ) ) )
                                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                           => ( ?? @ $i
                                                                              @ ^ [Y3: $i] :
                                                                                  ( ( ?? @ $i
                                                                                    @ ^ [Y4: $i] :
                                                                                        ( ( in @ Y4 @ Y2 )
                                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                          = Y0 ) ) )
                                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3850]) ).

thf(f3855,plain,
    ( $false
    = ( 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
                                                           => ( !! @ $i
                                                              @ ^ [Y0: $i] :
                                                                  ( !! @ $i
                                                                  @ ^ [Y1: $i] :
                                                                      ( !! @ $i
                                                                      @ ^ [Y2: $i] :
                                                                          ( ( in @ Y0
                                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                              @ ^ [Y3: $i] :
                                                                                  ( ?? @ $i
                                                                                  @ ^ [Y4: $i] :
                                                                                      ( ( ?? @ $i
                                                                                        @ ^ [Y5: $i] :
                                                                                            ( ( in @ Y5 @ Y2 )
                                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                              = Y3 ) ) )
                                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                         => ( ?? @ $i
                                                                            @ ^ [Y3: $i] :
                                                                                ( ( ?? @ $i
                                                                                  @ ^ [Y4: $i] :
                                                                                      ( ( in @ Y4 @ Y2 )
                                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                        = Y0 ) ) )
                                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3853]) ).

thf(f3858,plain,
    ( $false
    = ( 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
                                                         => ( !! @ $i
                                                            @ ^ [Y0: $i] :
                                                                ( !! @ $i
                                                                @ ^ [Y1: $i] :
                                                                    ( !! @ $i
                                                                    @ ^ [Y2: $i] :
                                                                        ( ( in @ Y0
                                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                            @ ^ [Y3: $i] :
                                                                                ( ?? @ $i
                                                                                @ ^ [Y4: $i] :
                                                                                    ( ( ?? @ $i
                                                                                      @ ^ [Y5: $i] :
                                                                                          ( ( in @ Y5 @ Y2 )
                                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                            = Y3 ) ) )
                                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                       => ( ?? @ $i
                                                                          @ ^ [Y3: $i] :
                                                                              ( ( ?? @ $i
                                                                                @ ^ [Y4: $i] :
                                                                                    ( ( in @ Y4 @ Y2 )
                                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                      = Y0 ) ) )
                                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3855]) ).

thf(f3861,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
                                                       => ( !! @ $i
                                                          @ ^ [Y0: $i] :
                                                              ( !! @ $i
                                                              @ ^ [Y1: $i] :
                                                                  ( !! @ $i
                                                                  @ ^ [Y2: $i] :
                                                                      ( ( in @ Y0
                                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                          @ ^ [Y3: $i] :
                                                                              ( ?? @ $i
                                                                              @ ^ [Y4: $i] :
                                                                                  ( ( ?? @ $i
                                                                                    @ ^ [Y5: $i] :
                                                                                        ( ( in @ Y5 @ Y2 )
                                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                          = Y3 ) ) )
                                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                     => ( ?? @ $i
                                                                        @ ^ [Y3: $i] :
                                                                            ( ( ?? @ $i
                                                                              @ ^ [Y4: $i] :
                                                                                  ( ( in @ Y4 @ Y2 )
                                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                    = Y0 ) ) )
                                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3858]) ).

thf(f3864,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
                                                     => ( !! @ $i
                                                        @ ^ [Y0: $i] :
                                                            ( !! @ $i
                                                            @ ^ [Y1: $i] :
                                                                ( !! @ $i
                                                                @ ^ [Y2: $i] :
                                                                    ( ( in @ Y0
                                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                        @ ^ [Y3: $i] :
                                                                            ( ?? @ $i
                                                                            @ ^ [Y4: $i] :
                                                                                ( ( ?? @ $i
                                                                                  @ ^ [Y5: $i] :
                                                                                      ( ( in @ Y5 @ Y2 )
                                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                        = Y3 ) ) )
                                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                   => ( ?? @ $i
                                                                      @ ^ [Y3: $i] :
                                                                          ( ( ?? @ $i
                                                                            @ ^ [Y4: $i] :
                                                                                ( ( in @ Y4 @ Y2 )
                                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                  = Y0 ) ) )
                                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3861]) ).

thf(f3868,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
                                                   => ( !! @ $i
                                                      @ ^ [Y0: $i] :
                                                          ( !! @ $i
                                                          @ ^ [Y1: $i] :
                                                              ( !! @ $i
                                                              @ ^ [Y2: $i] :
                                                                  ( ( in @ Y0
                                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                      @ ^ [Y3: $i] :
                                                                          ( ?? @ $i
                                                                          @ ^ [Y4: $i] :
                                                                              ( ( ?? @ $i
                                                                                @ ^ [Y5: $i] :
                                                                                    ( ( in @ Y5 @ Y2 )
                                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                      = Y3 ) ) )
                                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                                 => ( ?? @ $i
                                                                    @ ^ [Y3: $i] :
                                                                        ( ( ?? @ $i
                                                                          @ ^ [Y4: $i] :
                                                                              ( ( in @ Y4 @ Y2 )
                                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                                = Y0 ) ) )
                                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3864]) ).

thf(f3871,plain,
    ( $false
    = ( setminusIRneg
     => ( setminusLsub
       => ( setminusSubset1
         => ( symdiffE
           => ( symdiffI1
             => ( symdiffI2
               => ( symdiffIneg1
                 => ( symdiffIneg2
                   => ( secondinupair
                     => ( setukpairIL
                       => ( setukpairIR
                         => ( kpairiskpair
                           => ( kpairp
                             => ( singletonsubset
                               => ( singletoninpowerset
                                 => ( singletoninpowunion
                                   => ( upairset2E
                                     => ( upairsubunion
                                       => ( upairinpowunion
                                         => ( ubforcartprodlem1
                                           => ( ubforcartprodlem2
                                             => ( ubforcartprodlem3
                                               => ( cartprodpairin
                                                 => ( !! @ $i
                                                    @ ^ [Y0: $i] :
                                                        ( !! @ $i
                                                        @ ^ [Y1: $i] :
                                                            ( !! @ $i
                                                            @ ^ [Y2: $i] :
                                                                ( ( in @ Y0
                                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                    @ ^ [Y3: $i] :
                                                                        ( ?? @ $i
                                                                        @ ^ [Y4: $i] :
                                                                            ( ( ?? @ $i
                                                                              @ ^ [Y5: $i] :
                                                                                  ( ( in @ Y5 @ Y2 )
                                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                    = Y3 ) ) )
                                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                                               => ( ?? @ $i
                                                                  @ ^ [Y3: $i] :
                                                                      ( ( ?? @ $i
                                                                        @ ^ [Y4: $i] :
                                                                            ( ( in @ Y4 @ Y2 )
                                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                              = Y0 ) ) )
                                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3868]) ).

thf(f3873,plain,
    ( ( setminusLsub
     => ( setminusSubset1
       => ( symdiffE
         => ( symdiffI1
           => ( symdiffI2
             => ( symdiffIneg1
               => ( symdiffIneg2
                 => ( secondinupair
                   => ( setukpairIL
                     => ( setukpairIR
                       => ( kpairiskpair
                         => ( kpairp
                           => ( singletonsubset
                             => ( singletoninpowerset
                               => ( singletoninpowunion
                                 => ( upairset2E
                                   => ( upairsubunion
                                     => ( upairinpowunion
                                       => ( ubforcartprodlem1
                                         => ( ubforcartprodlem2
                                           => ( ubforcartprodlem3
                                             => ( cartprodpairin
                                               => ( !! @ $i
                                                  @ ^ [Y0: $i] :
                                                      ( !! @ $i
                                                      @ ^ [Y1: $i] :
                                                          ( !! @ $i
                                                          @ ^ [Y2: $i] :
                                                              ( ( in @ Y0
                                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                  @ ^ [Y3: $i] :
                                                                      ( ?? @ $i
                                                                      @ ^ [Y4: $i] :
                                                                          ( ( ?? @ $i
                                                                            @ ^ [Y5: $i] :
                                                                                ( ( in @ Y5 @ Y2 )
                                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                  = Y3 ) ) )
                                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                                             => ( ?? @ $i
                                                                @ ^ [Y3: $i] :
                                                                    ( ( ?? @ $i
                                                                      @ ^ [Y4: $i] :
                                                                          ( ( in @ Y4 @ Y2 )
                                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                            = Y0 ) ) )
                                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3871]) ).

thf(f3876,plain,
    ( $false
    = ( setminusSubset1
     => ( symdiffE
       => ( symdiffI1
         => ( symdiffI2
           => ( symdiffIneg1
             => ( symdiffIneg2
               => ( secondinupair
                 => ( setukpairIL
                   => ( setukpairIR
                     => ( kpairiskpair
                       => ( kpairp
                         => ( singletonsubset
                           => ( singletoninpowerset
                             => ( singletoninpowunion
                               => ( upairset2E
                                 => ( upairsubunion
                                   => ( upairinpowunion
                                     => ( ubforcartprodlem1
                                       => ( ubforcartprodlem2
                                         => ( ubforcartprodlem3
                                           => ( cartprodpairin
                                             => ( !! @ $i
                                                @ ^ [Y0: $i] :
                                                    ( !! @ $i
                                                    @ ^ [Y1: $i] :
                                                        ( !! @ $i
                                                        @ ^ [Y2: $i] :
                                                            ( ( in @ Y0
                                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                                @ ^ [Y3: $i] :
                                                                    ( ?? @ $i
                                                                    @ ^ [Y4: $i] :
                                                                        ( ( ?? @ $i
                                                                          @ ^ [Y5: $i] :
                                                                              ( ( in @ Y5 @ Y2 )
                                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                                = Y3 ) ) )
                                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                                           => ( ?? @ $i
                                                              @ ^ [Y3: $i] :
                                                                  ( ( ?? @ $i
                                                                    @ ^ [Y4: $i] :
                                                                        ( ( in @ Y4 @ Y2 )
                                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                          = Y0 ) ) )
                                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3873]) ).

thf(f3880,plain,
    ( ( symdiffE
     => ( symdiffI1
       => ( symdiffI2
         => ( symdiffIneg1
           => ( symdiffIneg2
             => ( secondinupair
               => ( setukpairIL
                 => ( setukpairIR
                   => ( kpairiskpair
                     => ( kpairp
                       => ( singletonsubset
                         => ( singletoninpowerset
                           => ( singletoninpowunion
                             => ( upairset2E
                               => ( upairsubunion
                                 => ( upairinpowunion
                                   => ( ubforcartprodlem1
                                     => ( ubforcartprodlem2
                                       => ( ubforcartprodlem3
                                         => ( cartprodpairin
                                           => ( !! @ $i
                                              @ ^ [Y0: $i] :
                                                  ( !! @ $i
                                                  @ ^ [Y1: $i] :
                                                      ( !! @ $i
                                                      @ ^ [Y2: $i] :
                                                          ( ( in @ Y0
                                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                              @ ^ [Y3: $i] :
                                                                  ( ?? @ $i
                                                                  @ ^ [Y4: $i] :
                                                                      ( ( ?? @ $i
                                                                        @ ^ [Y5: $i] :
                                                                            ( ( in @ Y5 @ Y2 )
                                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                              = Y3 ) ) )
                                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                                         => ( ?? @ $i
                                                            @ ^ [Y3: $i] :
                                                                ( ( ?? @ $i
                                                                  @ ^ [Y4: $i] :
                                                                      ( ( in @ Y4 @ Y2 )
                                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                        = Y0 ) ) )
                                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3876]) ).

thf(f3882,plain,
    ( $false
    = ( symdiffI1
     => ( symdiffI2
       => ( symdiffIneg1
         => ( symdiffIneg2
           => ( secondinupair
             => ( setukpairIL
               => ( setukpairIR
                 => ( kpairiskpair
                   => ( kpairp
                     => ( singletonsubset
                       => ( singletoninpowerset
                         => ( singletoninpowunion
                           => ( upairset2E
                             => ( upairsubunion
                               => ( upairinpowunion
                                 => ( ubforcartprodlem1
                                   => ( ubforcartprodlem2
                                     => ( ubforcartprodlem3
                                       => ( cartprodpairin
                                         => ( !! @ $i
                                            @ ^ [Y0: $i] :
                                                ( !! @ $i
                                                @ ^ [Y1: $i] :
                                                    ( !! @ $i
                                                    @ ^ [Y2: $i] :
                                                        ( ( in @ Y0
                                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                            @ ^ [Y3: $i] :
                                                                ( ?? @ $i
                                                                @ ^ [Y4: $i] :
                                                                    ( ( ?? @ $i
                                                                      @ ^ [Y5: $i] :
                                                                          ( ( in @ Y5 @ Y2 )
                                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                            = Y3 ) ) )
                                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                                       => ( ?? @ $i
                                                          @ ^ [Y3: $i] :
                                                              ( ( ?? @ $i
                                                                @ ^ [Y4: $i] :
                                                                    ( ( in @ Y4 @ Y2 )
                                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                      = Y0 ) ) )
                                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3880]) ).

thf(f3886,plain,
    ( ( symdiffI2
     => ( symdiffIneg1
       => ( symdiffIneg2
         => ( secondinupair
           => ( setukpairIL
             => ( setukpairIR
               => ( kpairiskpair
                 => ( kpairp
                   => ( singletonsubset
                     => ( singletoninpowerset
                       => ( singletoninpowunion
                         => ( upairset2E
                           => ( upairsubunion
                             => ( upairinpowunion
                               => ( ubforcartprodlem1
                                 => ( ubforcartprodlem2
                                   => ( ubforcartprodlem3
                                     => ( cartprodpairin
                                       => ( !! @ $i
                                          @ ^ [Y0: $i] :
                                              ( !! @ $i
                                              @ ^ [Y1: $i] :
                                                  ( !! @ $i
                                                  @ ^ [Y2: $i] :
                                                      ( ( in @ Y0
                                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                          @ ^ [Y3: $i] :
                                                              ( ?? @ $i
                                                              @ ^ [Y4: $i] :
                                                                  ( ( ?? @ $i
                                                                    @ ^ [Y5: $i] :
                                                                        ( ( in @ Y5 @ Y2 )
                                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                          = Y3 ) ) )
                                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                                     => ( ?? @ $i
                                                        @ ^ [Y3: $i] :
                                                            ( ( ?? @ $i
                                                              @ ^ [Y4: $i] :
                                                                  ( ( in @ Y4 @ Y2 )
                                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                    = Y0 ) ) )
                                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3882]) ).

thf(f3889,plain,
    ( ( symdiffIneg1
     => ( symdiffIneg2
       => ( secondinupair
         => ( setukpairIL
           => ( setukpairIR
             => ( kpairiskpair
               => ( kpairp
                 => ( singletonsubset
                   => ( singletoninpowerset
                     => ( singletoninpowunion
                       => ( upairset2E
                         => ( upairsubunion
                           => ( upairinpowunion
                             => ( ubforcartprodlem1
                               => ( ubforcartprodlem2
                                 => ( ubforcartprodlem3
                                   => ( cartprodpairin
                                     => ( !! @ $i
                                        @ ^ [Y0: $i] :
                                            ( !! @ $i
                                            @ ^ [Y1: $i] :
                                                ( !! @ $i
                                                @ ^ [Y2: $i] :
                                                    ( ( in @ Y0
                                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                        @ ^ [Y3: $i] :
                                                            ( ?? @ $i
                                                            @ ^ [Y4: $i] :
                                                                ( ( ?? @ $i
                                                                  @ ^ [Y5: $i] :
                                                                      ( ( in @ Y5 @ Y2 )
                                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                        = Y3 ) ) )
                                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                                   => ( ?? @ $i
                                                      @ ^ [Y3: $i] :
                                                          ( ( ?? @ $i
                                                            @ ^ [Y4: $i] :
                                                                ( ( in @ Y4 @ Y2 )
                                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                  = Y0 ) ) )
                                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3886]) ).

thf(f3891,plain,
    ( ( symdiffIneg2
     => ( secondinupair
       => ( setukpairIL
         => ( setukpairIR
           => ( kpairiskpair
             => ( kpairp
               => ( singletonsubset
                 => ( singletoninpowerset
                   => ( singletoninpowunion
                     => ( upairset2E
                       => ( upairsubunion
                         => ( upairinpowunion
                           => ( ubforcartprodlem1
                             => ( ubforcartprodlem2
                               => ( ubforcartprodlem3
                                 => ( cartprodpairin
                                   => ( !! @ $i
                                      @ ^ [Y0: $i] :
                                          ( !! @ $i
                                          @ ^ [Y1: $i] :
                                              ( !! @ $i
                                              @ ^ [Y2: $i] :
                                                  ( ( in @ Y0
                                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                      @ ^ [Y3: $i] :
                                                          ( ?? @ $i
                                                          @ ^ [Y4: $i] :
                                                              ( ( ?? @ $i
                                                                @ ^ [Y5: $i] :
                                                                    ( ( in @ Y5 @ Y2 )
                                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                      = Y3 ) ) )
                                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                                 => ( ?? @ $i
                                                    @ ^ [Y3: $i] :
                                                        ( ( ?? @ $i
                                                          @ ^ [Y4: $i] :
                                                              ( ( in @ Y4 @ Y2 )
                                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                                = Y0 ) ) )
                                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3889]) ).

thf(f3895,plain,
    ( ( secondinupair
     => ( setukpairIL
       => ( setukpairIR
         => ( kpairiskpair
           => ( kpairp
             => ( singletonsubset
               => ( singletoninpowerset
                 => ( singletoninpowunion
                   => ( upairset2E
                     => ( upairsubunion
                       => ( upairinpowunion
                         => ( ubforcartprodlem1
                           => ( ubforcartprodlem2
                             => ( ubforcartprodlem3
                               => ( cartprodpairin
                                 => ( !! @ $i
                                    @ ^ [Y0: $i] :
                                        ( !! @ $i
                                        @ ^ [Y1: $i] :
                                            ( !! @ $i
                                            @ ^ [Y2: $i] :
                                                ( ( in @ Y0
                                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                    @ ^ [Y3: $i] :
                                                        ( ?? @ $i
                                                        @ ^ [Y4: $i] :
                                                            ( ( ?? @ $i
                                                              @ ^ [Y5: $i] :
                                                                  ( ( in @ Y5 @ Y2 )
                                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                    = Y3 ) ) )
                                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                                               => ( ?? @ $i
                                                  @ ^ [Y3: $i] :
                                                      ( ( ?? @ $i
                                                        @ ^ [Y4: $i] :
                                                            ( ( in @ Y4 @ Y2 )
                                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                              = Y0 ) ) )
                                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3891]) ).

thf(f3897,plain,
    ( ( setukpairIL
     => ( setukpairIR
       => ( kpairiskpair
         => ( kpairp
           => ( singletonsubset
             => ( singletoninpowerset
               => ( singletoninpowunion
                 => ( upairset2E
                   => ( upairsubunion
                     => ( upairinpowunion
                       => ( ubforcartprodlem1
                         => ( ubforcartprodlem2
                           => ( ubforcartprodlem3
                             => ( cartprodpairin
                               => ( !! @ $i
                                  @ ^ [Y0: $i] :
                                      ( !! @ $i
                                      @ ^ [Y1: $i] :
                                          ( !! @ $i
                                          @ ^ [Y2: $i] :
                                              ( ( in @ Y0
                                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                  @ ^ [Y3: $i] :
                                                      ( ?? @ $i
                                                      @ ^ [Y4: $i] :
                                                          ( ( ?? @ $i
                                                            @ ^ [Y5: $i] :
                                                                ( ( in @ Y5 @ Y2 )
                                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                  = Y3 ) ) )
                                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                                             => ( ?? @ $i
                                                @ ^ [Y3: $i] :
                                                    ( ( ?? @ $i
                                                      @ ^ [Y4: $i] :
                                                          ( ( in @ Y4 @ Y2 )
                                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                            = Y0 ) ) )
                                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3895]) ).

thf(f3901,plain,
    ( ( setukpairIR
     => ( kpairiskpair
       => ( kpairp
         => ( singletonsubset
           => ( singletoninpowerset
             => ( singletoninpowunion
               => ( upairset2E
                 => ( upairsubunion
                   => ( upairinpowunion
                     => ( ubforcartprodlem1
                       => ( ubforcartprodlem2
                         => ( ubforcartprodlem3
                           => ( cartprodpairin
                             => ( !! @ $i
                                @ ^ [Y0: $i] :
                                    ( !! @ $i
                                    @ ^ [Y1: $i] :
                                        ( !! @ $i
                                        @ ^ [Y2: $i] :
                                            ( ( in @ Y0
                                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                                @ ^ [Y3: $i] :
                                                    ( ?? @ $i
                                                    @ ^ [Y4: $i] :
                                                        ( ( ?? @ $i
                                                          @ ^ [Y5: $i] :
                                                              ( ( in @ Y5 @ Y2 )
                                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                                = Y3 ) ) )
                                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                                           => ( ?? @ $i
                                              @ ^ [Y3: $i] :
                                                  ( ( ?? @ $i
                                                    @ ^ [Y4: $i] :
                                                        ( ( in @ Y4 @ Y2 )
                                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                          = Y0 ) ) )
                                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3897]) ).

thf(f3903,plain,
    ( ( kpairiskpair
     => ( kpairp
       => ( singletonsubset
         => ( singletoninpowerset
           => ( singletoninpowunion
             => ( upairset2E
               => ( upairsubunion
                 => ( upairinpowunion
                   => ( ubforcartprodlem1
                     => ( ubforcartprodlem2
                       => ( ubforcartprodlem3
                         => ( cartprodpairin
                           => ( !! @ $i
                              @ ^ [Y0: $i] :
                                  ( !! @ $i
                                  @ ^ [Y1: $i] :
                                      ( !! @ $i
                                      @ ^ [Y2: $i] :
                                          ( ( in @ Y0
                                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                              @ ^ [Y3: $i] :
                                                  ( ?? @ $i
                                                  @ ^ [Y4: $i] :
                                                      ( ( ?? @ $i
                                                        @ ^ [Y5: $i] :
                                                            ( ( in @ Y5 @ Y2 )
                                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                              = Y3 ) ) )
                                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                                         => ( ?? @ $i
                                            @ ^ [Y3: $i] :
                                                ( ( ?? @ $i
                                                  @ ^ [Y4: $i] :
                                                      ( ( in @ Y4 @ Y2 )
                                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                        = Y0 ) ) )
                                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3901]) ).

thf(f3906,plain,
    ( ( kpairp
     => ( singletonsubset
       => ( singletoninpowerset
         => ( singletoninpowunion
           => ( upairset2E
             => ( upairsubunion
               => ( upairinpowunion
                 => ( ubforcartprodlem1
                   => ( ubforcartprodlem2
                     => ( ubforcartprodlem3
                       => ( cartprodpairin
                         => ( !! @ $i
                            @ ^ [Y0: $i] :
                                ( !! @ $i
                                @ ^ [Y1: $i] :
                                    ( !! @ $i
                                    @ ^ [Y2: $i] :
                                        ( ( in @ Y0
                                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                            @ ^ [Y3: $i] :
                                                ( ?? @ $i
                                                @ ^ [Y4: $i] :
                                                    ( ( ?? @ $i
                                                      @ ^ [Y5: $i] :
                                                          ( ( in @ Y5 @ Y2 )
                                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                            = Y3 ) ) )
                                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                                       => ( ?? @ $i
                                          @ ^ [Y3: $i] :
                                              ( ( ?? @ $i
                                                @ ^ [Y4: $i] :
                                                    ( ( in @ Y4 @ Y2 )
                                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                      = Y0 ) ) )
                                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3903]) ).

thf(f3909,plain,
    ( ( singletonsubset
     => ( singletoninpowerset
       => ( singletoninpowunion
         => ( upairset2E
           => ( upairsubunion
             => ( upairinpowunion
               => ( ubforcartprodlem1
                 => ( ubforcartprodlem2
                   => ( ubforcartprodlem3
                     => ( cartprodpairin
                       => ( !! @ $i
                          @ ^ [Y0: $i] :
                              ( !! @ $i
                              @ ^ [Y1: $i] :
                                  ( !! @ $i
                                  @ ^ [Y2: $i] :
                                      ( ( in @ Y0
                                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                          @ ^ [Y3: $i] :
                                              ( ?? @ $i
                                              @ ^ [Y4: $i] :
                                                  ( ( ?? @ $i
                                                    @ ^ [Y5: $i] :
                                                        ( ( in @ Y5 @ Y2 )
                                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                          = Y3 ) ) )
                                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                                     => ( ?? @ $i
                                        @ ^ [Y3: $i] :
                                            ( ( ?? @ $i
                                              @ ^ [Y4: $i] :
                                                  ( ( in @ Y4 @ Y2 )
                                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                    = Y0 ) ) )
                                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3906]) ).

thf(f3912,plain,
    ( ( singletoninpowerset
     => ( singletoninpowunion
       => ( upairset2E
         => ( upairsubunion
           => ( upairinpowunion
             => ( ubforcartprodlem1
               => ( ubforcartprodlem2
                 => ( ubforcartprodlem3
                   => ( cartprodpairin
                     => ( !! @ $i
                        @ ^ [Y0: $i] :
                            ( !! @ $i
                            @ ^ [Y1: $i] :
                                ( !! @ $i
                                @ ^ [Y2: $i] :
                                    ( ( in @ Y0
                                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                        @ ^ [Y3: $i] :
                                            ( ?? @ $i
                                            @ ^ [Y4: $i] :
                                                ( ( ?? @ $i
                                                  @ ^ [Y5: $i] :
                                                      ( ( in @ Y5 @ Y2 )
                                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                        = Y3 ) ) )
                                                & ( in @ Y4 @ Y1 ) ) ) ) )
                                   => ( ?? @ $i
                                      @ ^ [Y3: $i] :
                                          ( ( ?? @ $i
                                            @ ^ [Y4: $i] :
                                                ( ( in @ Y4 @ Y2 )
                                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                  = Y0 ) ) )
                                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3909]) ).

thf(f3916,plain,
    ( $false
    = ( singletoninpowunion
     => ( upairset2E
       => ( upairsubunion
         => ( upairinpowunion
           => ( ubforcartprodlem1
             => ( ubforcartprodlem2
               => ( ubforcartprodlem3
                 => ( cartprodpairin
                   => ( !! @ $i
                      @ ^ [Y0: $i] :
                          ( !! @ $i
                          @ ^ [Y1: $i] :
                              ( !! @ $i
                              @ ^ [Y2: $i] :
                                  ( ( in @ Y0
                                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                      @ ^ [Y3: $i] :
                                          ( ?? @ $i
                                          @ ^ [Y4: $i] :
                                              ( ( ?? @ $i
                                                @ ^ [Y5: $i] :
                                                    ( ( in @ Y5 @ Y2 )
                                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                      = Y3 ) ) )
                                              & ( in @ Y4 @ Y1 ) ) ) ) )
                                 => ( ?? @ $i
                                    @ ^ [Y3: $i] :
                                        ( ( ?? @ $i
                                          @ ^ [Y4: $i] :
                                              ( ( in @ Y4 @ Y2 )
                                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                                = Y0 ) ) )
                                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3912]) ).

thf(f3918,plain,
    ( $false
    = ( upairset2E
     => ( upairsubunion
       => ( upairinpowunion
         => ( ubforcartprodlem1
           => ( ubforcartprodlem2
             => ( ubforcartprodlem3
               => ( cartprodpairin
                 => ( !! @ $i
                    @ ^ [Y0: $i] :
                        ( !! @ $i
                        @ ^ [Y1: $i] :
                            ( !! @ $i
                            @ ^ [Y2: $i] :
                                ( ( in @ Y0
                                  @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                    @ ^ [Y3: $i] :
                                        ( ?? @ $i
                                        @ ^ [Y4: $i] :
                                            ( ( ?? @ $i
                                              @ ^ [Y5: $i] :
                                                  ( ( in @ Y5 @ Y2 )
                                                  & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                    = Y3 ) ) )
                                            & ( in @ Y4 @ Y1 ) ) ) ) )
                               => ( ?? @ $i
                                  @ ^ [Y3: $i] :
                                      ( ( ?? @ $i
                                        @ ^ [Y4: $i] :
                                            ( ( in @ Y4 @ Y2 )
                                            & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                              = Y0 ) ) )
                                      & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3916]) ).

thf(f3921,plain,
    ( ( upairsubunion
     => ( upairinpowunion
       => ( ubforcartprodlem1
         => ( ubforcartprodlem2
           => ( ubforcartprodlem3
             => ( cartprodpairin
               => ( !! @ $i
                  @ ^ [Y0: $i] :
                      ( !! @ $i
                      @ ^ [Y1: $i] :
                          ( !! @ $i
                          @ ^ [Y2: $i] :
                              ( ( in @ Y0
                                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                  @ ^ [Y3: $i] :
                                      ( ?? @ $i
                                      @ ^ [Y4: $i] :
                                          ( ( ?? @ $i
                                            @ ^ [Y5: $i] :
                                                ( ( in @ Y5 @ Y2 )
                                                & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                  = Y3 ) ) )
                                          & ( in @ Y4 @ Y1 ) ) ) ) )
                             => ( ?? @ $i
                                @ ^ [Y3: $i] :
                                    ( ( ?? @ $i
                                      @ ^ [Y4: $i] :
                                          ( ( in @ Y4 @ Y2 )
                                          & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                            = Y0 ) ) )
                                    & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3918]) ).

thf(f3925,plain,
    ( ( upairinpowunion
     => ( ubforcartprodlem1
       => ( ubforcartprodlem2
         => ( ubforcartprodlem3
           => ( cartprodpairin
             => ( !! @ $i
                @ ^ [Y0: $i] :
                    ( !! @ $i
                    @ ^ [Y1: $i] :
                        ( !! @ $i
                        @ ^ [Y2: $i] :
                            ( ( in @ Y0
                              @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                                @ ^ [Y3: $i] :
                                    ( ?? @ $i
                                    @ ^ [Y4: $i] :
                                        ( ( ?? @ $i
                                          @ ^ [Y5: $i] :
                                              ( ( in @ Y5 @ Y2 )
                                              & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                                = Y3 ) ) )
                                        & ( in @ Y4 @ Y1 ) ) ) ) )
                           => ( ?? @ $i
                              @ ^ [Y3: $i] :
                                  ( ( ?? @ $i
                                    @ ^ [Y4: $i] :
                                        ( ( in @ Y4 @ Y2 )
                                        & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                          = Y0 ) ) )
                                  & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3921]) ).

thf(f3928,plain,
    ( $false
    = ( ubforcartprodlem1
     => ( ubforcartprodlem2
       => ( ubforcartprodlem3
         => ( cartprodpairin
           => ( !! @ $i
              @ ^ [Y0: $i] :
                  ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( !! @ $i
                      @ ^ [Y2: $i] :
                          ( ( in @ Y0
                            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                              @ ^ [Y3: $i] :
                                  ( ?? @ $i
                                  @ ^ [Y4: $i] :
                                      ( ( ?? @ $i
                                        @ ^ [Y5: $i] :
                                            ( ( in @ Y5 @ Y2 )
                                            & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                              = Y3 ) ) )
                                      & ( in @ Y4 @ Y1 ) ) ) ) )
                         => ( ?? @ $i
                            @ ^ [Y3: $i] :
                                ( ( ?? @ $i
                                  @ ^ [Y4: $i] :
                                      ( ( in @ Y4 @ Y2 )
                                      & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                        = Y0 ) ) )
                                & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3925]) ).

thf(f3931,plain,
    ( ( ubforcartprodlem2
     => ( ubforcartprodlem3
       => ( cartprodpairin
         => ( !! @ $i
            @ ^ [Y0: $i] :
                ( !! @ $i
                @ ^ [Y1: $i] :
                    ( !! @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y0
                          @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                            @ ^ [Y3: $i] :
                                ( ?? @ $i
                                @ ^ [Y4: $i] :
                                    ( ( ?? @ $i
                                      @ ^ [Y5: $i] :
                                          ( ( in @ Y5 @ Y2 )
                                          & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                            = Y3 ) ) )
                                    & ( in @ Y4 @ Y1 ) ) ) ) )
                       => ( ?? @ $i
                          @ ^ [Y3: $i] :
                              ( ( ?? @ $i
                                @ ^ [Y4: $i] :
                                    ( ( in @ Y4 @ Y2 )
                                    & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                      = Y0 ) ) )
                              & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3928]) ).

thf(f3934,plain,
    ( ( ubforcartprodlem3
     => ( cartprodpairin
       => ( !! @ $i
          @ ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y0
                        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                          @ ^ [Y3: $i] :
                              ( ?? @ $i
                              @ ^ [Y4: $i] :
                                  ( ( ?? @ $i
                                    @ ^ [Y5: $i] :
                                        ( ( in @ Y5 @ Y2 )
                                        & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                          = Y3 ) ) )
                                  & ( in @ Y4 @ Y1 ) ) ) ) )
                     => ( ?? @ $i
                        @ ^ [Y3: $i] :
                            ( ( ?? @ $i
                              @ ^ [Y4: $i] :
                                  ( ( in @ Y4 @ Y2 )
                                  & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                    = Y0 ) ) )
                            & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3931]) ).

thf(f3936,plain,
    ( ( cartprodpairin
     => ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y0
                      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                        @ ^ [Y3: $i] :
                            ( ?? @ $i
                            @ ^ [Y4: $i] :
                                ( ( ?? @ $i
                                  @ ^ [Y5: $i] :
                                      ( ( in @ Y5 @ Y2 )
                                      & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                        = Y3 ) ) )
                                & ( in @ Y4 @ Y1 ) ) ) ) )
                   => ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( ?? @ $i
                            @ ^ [Y4: $i] :
                                ( ( in @ Y4 @ Y2 )
                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                  = Y0 ) ) )
                          & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3934]) ).

thf(f3939,plain,
    ( $false
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y0
                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                      @ ^ [Y3: $i] :
                          ( ?? @ $i
                          @ ^ [Y4: $i] :
                              ( ( ?? @ $i
                                @ ^ [Y5: $i] :
                                    ( ( in @ Y5 @ Y2 )
                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                      = Y3 ) ) )
                              & ( in @ Y4 @ Y1 ) ) ) ) )
                 => ( ?? @ $i
                    @ ^ [Y3: $i] :
                        ( ( ?? @ $i
                          @ ^ [Y4: $i] :
                              ( ( in @ Y4 @ Y2 )
                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                = Y0 ) ) )
                        & ( in @ Y3 @ Y1 ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f3936]) ).

thf(f3943,plain,
    ( $false
    = ( ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y0
                    @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y1 @ Y2 ) ) )
                      @ ^ [Y3: $i] :
                          ( ?? @ $i
                          @ ^ [Y4: $i] :
                              ( ( ?? @ $i
                                @ ^ [Y5: $i] :
                                    ( ( in @ Y5 @ Y2 )
                                    & ( ( setadjoin @ ( setadjoin @ Y4 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) @ emptyset ) )
                                      = Y3 ) ) )
                              & ( in @ Y4 @ Y1 ) ) ) ) )
                 => ( ?? @ $i
                    @ ^ [Y3: $i] :
                        ( ( ?? @ $i
                          @ ^ [Y4: $i] :
                              ( ( in @ Y4 @ Y2 )
                              & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                = Y0 ) ) )
                        & ( in @ Y3 @ Y1 ) ) ) ) ) )
      @ sK1 ) ),
    inference(sigma_proxy_clausification,[],[f3939]) ).

thf(f3944,plain,
    ( ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( in @ sK1
                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y0 @ Y1 ) ) )
                  @ ^ [Y2: $i] :
                      ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( ?? @ $i
                            @ ^ [Y4: $i] :
                                ( ( in @ Y4 @ Y1 )
                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                  = Y2 ) ) )
                          & ( in @ Y3 @ Y0 ) ) ) ) )
             => ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( in @ Y3 @ Y1 )
                          & ( ( setadjoin @ ( setadjoin @ Y2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y2 @ ( setadjoin @ Y3 @ emptyset ) ) @ emptyset ) )
                            = sK1 ) ) )
                    & ( in @ Y2 @ Y0 ) ) ) ) ) )
    = $false ),
    inference(beta-eta_normalization,[],[f3943]) ).

thf(f3945,plain,
    ( $false
    = ( ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( in @ sK1
                @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ Y0 @ Y1 ) ) )
                  @ ^ [Y2: $i] :
                      ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( ?? @ $i
                            @ ^ [Y4: $i] :
                                ( ( in @ Y4 @ Y1 )
                                & ( ( setadjoin @ ( setadjoin @ Y3 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y3 @ ( setadjoin @ Y4 @ emptyset ) ) @ emptyset ) )
                                  = Y2 ) ) )
                          & ( in @ Y3 @ Y0 ) ) ) ) )
             => ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( in @ Y3 @ Y1 )
                          & ( ( setadjoin @ ( setadjoin @ Y2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y2 @ ( setadjoin @ Y3 @ emptyset ) ) @ emptyset ) )
                            = sK1 ) ) )
                    & ( in @ Y2 @ Y0 ) ) ) ) )
      @ sK2 ) ),
    inference(sigma_proxy_clausification,[],[f3944]) ).

thf(f3946,plain,
    ( ( !! @ $i
      @ ^ [Y0: $i] :
          ( ( in @ sK1
            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ sK2 @ Y0 ) ) )
              @ ^ [Y1: $i] :
                  ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( ?? @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y0 )
                            & ( ( setadjoin @ ( setadjoin @ Y2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y2 @ ( setadjoin @ Y3 @ emptyset ) ) @ emptyset ) )
                              = Y1 ) ) )
                      & ( in @ Y2 @ sK2 ) ) ) ) )
         => ( ?? @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y0 )
                      & ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                        = sK1 ) ) )
                & ( in @ Y1 @ sK2 ) ) ) ) )
    = $false ),
    inference(beta-eta_normalization,[],[f3945]) ).

thf(f3958,plain,
    ( ( ^ [Y0: $i] :
          ( ( in @ sK1
            @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ sK2 @ Y0 ) ) )
              @ ^ [Y1: $i] :
                  ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( ?? @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y0 )
                            & ( ( setadjoin @ ( setadjoin @ Y2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y2 @ ( setadjoin @ Y3 @ emptyset ) ) @ emptyset ) )
                              = Y1 ) ) )
                      & ( in @ Y2 @ sK2 ) ) ) ) )
         => ( ?? @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y0 )
                      & ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                        = sK1 ) ) )
                & ( in @ Y1 @ sK2 ) ) ) )
      @ sK3 )
    = $false ),
    inference(sigma_proxy_clausification,[],[f3946]) ).

thf(f3961,plain,
    ( ( ( in @ sK1
        @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ sK2 @ sK3 ) ) )
          @ ^ [Y0: $i] :
              ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ sK3 )
                        & ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                          = Y0 ) ) )
                  & ( in @ Y1 @ sK2 ) ) ) ) )
     => ( ?? @ $i
        @ ^ [Y0: $i] :
            ( ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ Y1 @ sK3 )
                  & ( ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) )
                    = sK1 ) ) )
            & ( in @ Y0 @ sK2 ) ) ) )
    = $false ),
    inference(beta-eta_normalization,[],[f3958]) ).

thf(f3962,plain,
    ( ( ?? @ $i
      @ ^ [Y0: $i] :
          ( ( ?? @ $i
            @ ^ [Y1: $i] :
                ( ( in @ Y1 @ sK3 )
                & ( ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) )
                  = sK1 ) ) )
          & ( in @ Y0 @ sK2 ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f3961]) ).

thf(f3963,plain,
    ( ( in @ sK1
      @ ( dsetconstr @ ( powerset @ ( powerset @ ( binunion @ sK2 @ sK3 ) ) )
        @ ^ [Y0: $i] :
            ( ?? @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ sK3 )
                      & ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                        = Y0 ) ) )
                & ( in @ Y1 @ sK2 ) ) ) ) )
    = $true ),
    inference(imp_proxy_clausification,[],[f3961]) ).

thf(f5828,plain,
    ( ! [X1: $i] :
        ( ( ^ [Y0: $i] :
              ( !! @ ( $i > $o )
              @ ^ [Y1: $i > $o] :
                  ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y0 @ ( dsetconstr @ Y2 @ Y1 ) )
                     => ( Y1 @ Y0 ) ) ) )
          @ X1 )
        = $true )
    | ~ spl0_195 ),
    inference(pi_proxy_clausification,[],[f1836]) ).

thf(f5829,plain,
    ( ! [X1: $i] :
        ( ( !! @ ( $i > $o )
          @ ^ [Y0: $i > $o] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ X1 @ ( dsetconstr @ Y1 @ Y0 ) )
                 => ( Y0 @ X1 ) ) ) )
        = $true )
    | ~ spl0_195 ),
    inference(beta-eta_normalization,[],[f5828]) ).

thf(f5834,plain,
    ( ! [X2: $i > $o,X1: $i] :
        ( ( ^ [Y0: $i > $o] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ X1 @ ( dsetconstr @ Y1 @ Y0 ) )
                 => ( Y0 @ X1 ) ) )
          @ X2 )
        = $true )
    | ~ spl0_195 ),
    inference(pi_proxy_clausification,[],[f5829]) ).

thf(f5835,plain,
    ( ! [X2: $i > $o,X1: $i] :
        ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( in @ X1 @ ( dsetconstr @ Y0 @ X2 ) )
             => ( X2 @ X1 ) ) )
        = $true )
    | ~ spl0_195 ),
    inference(beta-eta_normalization,[],[f5834]) ).

thf(f5836,plain,
    ( ! [X2: $i > $o,X3: $i,X1: $i] :
        ( ( ^ [Y0: $i] :
              ( ( in @ X1 @ ( dsetconstr @ Y0 @ X2 ) )
             => ( X2 @ X1 ) )
          @ X3 )
        = $true )
    | ~ spl0_195 ),
    inference(pi_proxy_clausification,[],[f5835]) ).

thf(f5837,plain,
    ( ! [X2: $i > $o,X3: $i,X1: $i] :
        ( ( ( in @ X1 @ ( dsetconstr @ X3 @ X2 ) )
         => ( X2 @ X1 ) )
        = $true )
    | ~ spl0_195 ),
    inference(beta-eta_normalization,[],[f5836]) ).

thf(f5838,plain,
    ( ! [X2: $i > $o,X3: $i,X1: $i] :
        ( ( ( in @ X1 @ ( dsetconstr @ X3 @ X2 ) )
          = $false )
        | ( ( X2 @ X1 )
          = $true ) )
    | ~ spl0_195 ),
    inference(imp_proxy_clausification,[],[f5837]) ).

thf(f5845,plain,
    ( ( ( ^ [Y0: $i] :
            ( ?? @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ sK3 )
                      & ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                        = Y0 ) ) )
                & ( in @ Y1 @ sK2 ) ) )
        @ sK1 )
      = $true )
    | ( $false = $true )
    | ~ spl0_195 ),
    inference(superposition,[],[f5838,f3963]) ).

thf(f5860,plain,
    ( ( ( ^ [Y0: $i] :
            ( ?? @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ sK3 )
                      & ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                        = Y0 ) ) )
                & ( in @ Y1 @ sK2 ) ) )
        @ sK1 )
      = $true )
    | ~ spl0_195 ),
    inference(trivial_inequality_removal,[],[f5845]) ).

thf(f5861,plain,
    ( ( ( ?? @ $i
        @ ^ [Y0: $i] :
            ( ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ Y1 @ sK3 )
                  & ( ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) )
                    = sK1 ) ) )
            & ( in @ Y0 @ sK2 ) ) )
      = $true )
    | ~ spl0_195 ),
    inference(beta-eta_normalization,[],[f5860]) ).

thf(f5865,plain,
    ( ( $false = $true )
    | ~ spl0_195 ),
    inference(forward_demodulation,[],[f5861,f3962]) ).

thf(f5866,plain,
    ( $false
    | ~ spl0_195 ),
    inference(trivial_inequality_removal,[],[f5865]) ).

thf(f5867,plain,
    ~ spl0_195,
    inference(avatar_contradiction_clause,[],[f5866]) ).

thf(f5868,plain,
    ( ( $false = $true )
    | ~ spl0_194
    | ~ spl0_196 ),
    inference(superposition,[],[f1840,f1831]) ).

thf(f5873,plain,
    ( $false
    | ~ spl0_194
    | ~ spl0_196 ),
    inference(trivial_inequality_removal,[],[f5868]) ).

thf(f5874,plain,
    ( ~ spl0_194
    | ~ spl0_196 ),
    inference(avatar_contradiction_clause,[],[f5873]) ).

cnf(s98,plain,
    ( spl0_195
    | spl0_196 ),
    inference(sat_conversion,[],[f1841]) ).

cnf(s305,plain,
    spl0_194,
    inference(sat_conversion,[],[f3548]) ).

cnf(s602,plain,
    ~ spl0_195,
    inference(sat_conversion,[],[f5867]) ).

cnf(s604,plain,
    ( ~ spl0_194
    | ~ spl0_196 ),
    inference(sat_conversion,[],[f5874]) ).

cnf(s682,plain,
    ~ spl0_196,
    inference(rat,[],[s604,s305]) ).

cnf(s752,plain,
    $false,
    inference(rat,[],[s98,s682,s602]) ).

thf(f5876,plain,
    $false,
    inference(avatar_sat_refutation,[],[s752]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SEU631^1 : TPTP v9.3.1. Released v3.7.0.
% 0.00/0.04  % Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.08/0.17  % Computer : n009.cluster.edu
% 0.08/0.17  % Model    : x86_64 x86_64
% 0.08/0.17  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.17  % Memory   : 8046.5625MB
% 0.08/0.17  % OS       : Linux 6.8.0-71-generic
% 0.08/0.17  % CPULimit : 300
% 0.08/0.17  % WCLimit  : 300
% 0.08/0.17  % DateTime : Tue Sep 29 14:00:23 UTC 2026
% 0.08/0.17  % CPUTime  : 
% 0.08/0.17  Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.08/0.20  Running higher-order theorem proving
% 0.08/0.23  Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.78/0.36  % (4045619)Detected a higher-order problem, will run a greedy HOL sequence.
% 0.78/0.36  % (4045625)lrs+10_16_si=on:nwc=1.5:random_seed=3529407917:i=18:kws=arity_squared:rtra=on:fe=abstraction:ntd=on_2999 on theBenchmark for (2999ds/18Mi)
% 0.78/0.36  % (4045630)WARNING Broken Constraint: if ho_split_queue_ratios(1,8) has been set then ho_split_queue(off) is equal to on
% 0.78/0.36  % (4045630)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
% 0.78/0.36  % (4045625)Instruction limit reached! 
% 0.78/0.36  % (4045625)------------------------------
% 0.78/0.36  % (4045625)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.36  % (4045625)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.36  % (4045625)CaDiCaL version: 2.1.3
% 0.78/0.36  % (4045625)Termination reason: Instruction limit
% 0.78/0.36  % (4045625)Termination phase: Property scanning
% 0.78/0.36  % (4045625)Time elapsed: 0.005 s
% 0.78/0.36  % (4045625)Peak memory usage: 10 MB
% 0.78/0.36  % (4045625)Instructions burned: 22 (million)
% 0.78/0.36  % (4045624)lrs+10_40_drc=off:e2e=on:si=on:uwa=one_side_interpreted:random_seed=3020389780:s2a=on:i=87:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/87Mi)
% 0.78/0.36  % (4045626)lrs+10_1_cnfonf=off:si=on:uwa=one_side_interpreted:random_seed=2120663968:i=3:rtra=on:inj=on:ntd=on_2999 on theBenchmark for (2999ds/3Mi)
% 0.78/0.36  % (4045627)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=2027685445: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)
% 0.78/0.36  % (4045628)dis+21_4_fde=none:e2e=on:si=on:uwa=off:foolp=on:random_seed=414219460:i=24:av=off:rtra=on_2999 on theBenchmark for (2999ds/24Mi)
% 0.78/0.36  % (4045629)lrs+10_1_to=lpo:sil=128000:e2e=on:si=on:random_seed=143541420:s2a=on:i=75:s2at=3:aac=none:bd=preordered:rtra=on:fe=abstraction_2999 on theBenchmark for (2999ds/75Mi)
% 0.78/0.36  % (4045630)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=4113282907:hsqr=1,8:i=157:s2at=5:add=on:nm=2:rtra=on_2999 on theBenchmark for (2999ds/157Mi)
% 0.78/0.36  % (4045626)Instruction limit reached! 
% 0.78/0.36  % (4045626)------------------------------
% 0.78/0.36  % (4045626)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.36  % (4045626)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.36  % (4045626)CaDiCaL version: 2.1.3
% 0.78/0.36  % (4045626)Termination reason: Instruction limit
% 0.78/0.36  % (4045626)Termination phase: shuffling
% 0.78/0.36  % (4045626)Time elapsed: 0.002 s
% 0.78/0.36  % (4045626)Peak memory usage: 10 MB
% 0.78/0.36  % (4045626)Instructions burned: 4 (million)
% 0.78/0.36  % (4045632)dis+10_1024_sil=128000:si=on:sp=unary_first:urr=on:uwa=all:fd=off:random_seed=910982623:i=2:hud=10:rtra=on_2999 on theBenchmark for (2999ds/2Mi)
% 0.78/0.36  % (4045632)Instruction limit reached! 
% 0.78/0.36  % (4045632)------------------------------
% 0.78/0.36  % (4045632)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.36  % (4045632)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.36  % (4045632)CaDiCaL version: 2.1.3
% 0.78/0.36  % (4045632)Termination reason: Instruction limit
% 0.78/0.36  % (4045632)Termination phase: shuffling
% 0.78/0.36  % (4045632)Time elapsed: 0.001 s
% 0.78/0.36  % (4045632)Peak memory usage: 10 MB
% 0.78/0.36  % (4045632)Instructions burned: 3 (million)
% 0.78/0.36  % (4045628)Instruction limit reached! 
% 0.78/0.36  % (4045628)------------------------------
% 0.78/0.36  % (4045628)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.36  % (4045628)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.36  % (4045628)CaDiCaL version: 2.1.3
% 0.78/0.36  % (4045628)Termination reason: Instruction limit
% 0.78/0.36  % (4045628)Termination phase: Preprocessing 3
% 0.78/0.36  % (4045628)Time elapsed: 0.012 s
% 0.78/0.36  % (4045628)Peak memory usage: 11 MB
% 0.78/0.36  % (4045628)Instructions burned: 25 (million)
% 0.78/0.36  % (4045641)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(5) has been set then forward_subsumption_demodulation(off) is equal to on
% 0.78/0.40  % (4045641)dis+21_1_to=kbo:sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=64,1:uwa=hol:random_seed=1163967047:uwa_fpi=on:i=7:fgj=on:hud=10:fsr=off:rtra=on:rawr=on:fsdmm=5_2999 on theBenchmark for (2999ds/7Mi)
% 0.78/0.40  % (4045639)lrs+1010_2:3_cha=on:si=on:uwa=off:nwc=1:random_seed=1326662150:i=5:fgj=on:av=off:rtra=on:fe=axiom:ntd=on_2999 on theBenchmark for (2999ds/5Mi)
% 0.78/0.40  % (4045641)Instruction limit reached! 
% 0.78/0.40  % (4045641)------------------------------
% 0.78/0.40  % (4045641)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.40  % (4045641)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.40  % (4045641)CaDiCaL version: 2.1.3
% 0.78/0.40  % (4045641)Termination reason: Instruction limit
% 0.78/0.40  % (4045641)Termination phase: shuffling
% 0.78/0.40  % (4045641)Time elapsed: 0.002 s
% 0.78/0.40  % (4045641)Peak memory usage: 10 MB
% 0.78/0.40  % (4045641)Instructions burned: 9 (million)
% 0.78/0.40  % (4045639)Instruction limit reached! 
% 0.78/0.40  % (4045639)------------------------------
% 0.78/0.40  % (4045639)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.40  % (4045639)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.40  % (4045639)CaDiCaL version: 2.1.3
% 0.78/0.40  % (4045639)Termination reason: Instruction limit
% 0.78/0.40  % (4045639)Termination phase: shuffling
% 0.78/0.40  % (4045639)Time elapsed: 0.003 s
% 0.78/0.40  % (4045639)Peak memory usage: 10 MB
% 0.78/0.40  % (4045639)Instructions burned: 6 (million)
% 0.78/0.40  % (4045645)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
% 0.78/0.40  % (4045645)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(1) has been set then forward_subsumption_demodulation(off) is equal to on
% 0.78/0.40  % (4045642)lrs+10_1_sil=128000:si=on:urr=on:slsqc=1:slsq=on:random_seed=838630988:i=12:s2at=2:kws=inv_frequency:bd=all:rtra=on_2999 on theBenchmark for (2999ds/12Mi)
% 0.78/0.40  % (4045645)ott+1010_64_tgt=ground:cnfonf=lazy_simp:si=on:lma=off:spb=goal:lcm=predicate:random_seed=3207405935:i=28:s2at=5:piset=not:hud=10:bd=all:av=off:rtra=on:ixr=off:fsdmm=1_2999 on theBenchmark for (2999ds/28Mi)
% 0.78/0.40  % (4045629)Instruction limit reached! 
% 0.78/0.40  % (4045629)------------------------------
% 0.78/0.40  % (4045629)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.40  % (4045629)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.40  % (4045629)CaDiCaL version: 2.1.3
% 0.78/0.40  % (4045629)Termination reason: Instruction limit
% 0.78/0.40  % (4045629)Termination phase: Property scanning
% 0.78/0.40  % (4045629)Time elapsed: 0.034 s
% 0.78/0.40  % (4045629)Peak memory usage: 12 MB
% 0.78/0.40  % (4045629)Instructions burned: 76 (million)
% 0.78/0.40  % (4045642)Instruction limit reached! 
% 0.78/0.40  % (4045642)------------------------------
% 0.78/0.40  % (4045642)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.40  % (4045642)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.40  % (4045642)CaDiCaL version: 2.1.3
% 0.78/0.40  % (4045642)Termination reason: Instruction limit
% 0.78/0.40  % (4045642)Termination phase: shuffling
% 0.78/0.40  % (4045642)Time elapsed: 0.006 s
% 0.78/0.40  % (4045642)Peak memory usage: 10 MB
% 0.78/0.40  % (4045642)Instructions burned: 14 (million)
% 0.78/0.40  % (4045624)Instruction limit reached! 
% 0.78/0.40  % (4045624)------------------------------
% 0.78/0.40  % (4045624)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.40  % (4045624)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.40  % (4045624)CaDiCaL version: 2.1.3
% 0.78/0.40  % (4045624)Termination reason: Instruction limit
% 0.78/0.40  % (4045624)Termination phase: Property scanning
% 0.78/0.40  % (4045624)Time elapsed: 0.039 s
% 0.78/0.40  % (4045624)Peak memory usage: 12 MB
% 0.78/0.40  % (4045624)Instructions burned: 87 (million)
% 0.78/0.40  % (4045645)Instruction limit reached! 
% 0.78/0.40  % (4045645)------------------------------
% 0.78/0.40  % (4045645)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.40  % (4045645)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.40  % (4045645)CaDiCaL version: 2.1.3
% 0.78/0.40  % (4045645)Termination reason: Instruction limit
% 0.78/0.43  % (4045645)Termination phase: Property scanning
% 0.78/0.43  % (4045645)Time elapsed: 0.006 s
% 0.78/0.43  % (4045645)Peak memory usage: 10 MB
% 0.78/0.43  % (4045645)Instructions burned: 29 (million)
% 0.78/0.43  % (4045646)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=2435760172:i=86:piset=equals:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/86Mi)
% 0.78/0.43  % (4045652)lrs+1002_1_to=lpo:sil=128000:si=on:sos=on:spb=goal_then_units:uwa=off:random_seed=1492508755:st=2:i=249:sd=1:rtra=on:ss=axioms_2999 on theBenchmark for (2999ds/249Mi)
% 0.78/0.43  % (4045650)WARNING Broken Constraint: if positive_literal_split_queue_ratios(1,32) has been set then positive_literal_split_queue(off) is equal to on
% 0.78/0.43  % (4045649)lrs+10_1_si=on:cs=on:random_seed=3194109564:i=8:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/8Mi)
% 0.78/0.43  % (4045650)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=3424116783:i=2:add=on:rtra=on_2999 on theBenchmark for (2999ds/2Mi)
% 0.78/0.43  % (4045651)lrs+1002_3:1_sil=128000:e2e=on:si=on:urr=on:uwa=one_side_constant:nwc=1.5:random_seed=1227201964:i=38:bd=all:rtra=on:amm=off:ss=axioms:ntd=on_2999 on theBenchmark for (2999ds/38Mi)
% 0.78/0.43  % (4045649)Instruction limit reached! 
% 0.78/0.43  % (4045649)------------------------------
% 0.78/0.43  % (4045649)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.43  % (4045649)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.43  % (4045649)CaDiCaL version: 2.1.3
% 0.78/0.43  % (4045649)Termination reason: Instruction limit
% 0.78/0.43  % (4045649)Termination phase: shuffling
% 0.78/0.43  % (4045649)Time elapsed: 0.004 s
% 0.78/0.43  % (4045649)Peak memory usage: 10 MB
% 0.78/0.43  % (4045649)Instructions burned: 9 (million)
% 0.78/0.43  % (4045650)Instruction limit reached! 
% 0.78/0.43  % (4045650)------------------------------
% 0.78/0.43  % (4045650)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.43  % (4045650)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.43  % (4045650)CaDiCaL version: 2.1.3
% 0.78/0.43  % (4045650)Termination reason: Instruction limit
% 0.78/0.43  % (4045650)Termination phase: shuffling
% 0.78/0.43  % (4045650)Time elapsed: 0.003 s
% 0.78/0.43  % (4045650)Peak memory usage: 10 MB
% 0.78/0.43  % (4045650)Instructions burned: 6 (million)
% 0.78/0.43  % (4045630)Instruction limit reached! 
% 0.78/0.43  % (4045630)------------------------------
% 0.78/0.43  % (4045630)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.43  % (4045630)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.43  % (4045630)CaDiCaL version: 2.1.3
% 0.78/0.43  % (4045630)Termination reason: Instruction limit
% 0.78/0.43  % (4045630)Termination phase: Saturation
% 0.78/0.43  % (4045630)Time elapsed: 0.065 s
% 0.78/0.43  % (4045630)Peak memory usage: 13 MB
% 0.78/0.43  % (4045630)Instructions burned: 158 (million)
% 0.78/0.43  % (4045651)Instruction limit reached! 
% 0.78/0.43  % (4045651)------------------------------
% 0.78/0.43  % (4045651)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.43  % (4045651)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.43  % (4045651)CaDiCaL version: 2.1.3
% 0.78/0.43  % (4045651)Termination reason: Instruction limit
% 0.78/0.43  % (4045651)Termination phase: Preprocessing 3
% 0.78/0.43  % (4045651)Time elapsed: 0.018 s
% 0.78/0.43  % (4045651)Peak memory usage: 11 MB
% 0.78/0.43  % (4045651)Instructions burned: 38 (million)
% 0.78/0.43  % (4045658)dis+1002_1_sil=128000:fde=unused:e2e=on:si=on:cbe=off:uwa=off:random_seed=374890830:hsq=on:st=2:i=25:kws=inv_frequency:rtra=on:ss=axioms:ntd=on_2999 on theBenchmark for (2999ds/25Mi)
% 0.78/0.43  % (4045646)Instruction limit reached! 
% 0.78/0.43  % (4045646)------------------------------
% 0.78/0.43  % (4045646)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.78/0.43  % (4045646)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.78/0.43  % (4045646)CaDiCaL version: 2.1.3
% 0.78/0.43  % (4045646)Termination reason: Instruction limit
% 0.78/0.43  % (4045646)Termination phase: Saturation
% 0.78/0.43  % (4045646)Time elapsed: 0.037 s
% 0.78/0.43  % (4045646)Peak memory usage: 12 MB
% 0.78/0.43  % (4045646)Instructions burned: 86 (million)
% 0.78/0.43  % (4045659)lrs+10_16:1_sil=128000:si=on:lma=off:urr=on:uwa=interpreted_only:random_seed=1818593647:i=14:kws=precedence:aac=none:nm=10:rtra=on:er=filter:ntd=on_2998 on theBenchmark for (2998ds/14Mi)
% 1.52/0.47  % (4045660)dis+1010_1_sil=128000:si=on:uwa=off:random_seed=3378305325:st=3:s2a=on:i=327:sd=3:rtra=on:ss=axioms_2998 on theBenchmark for (2998ds/327Mi)
% 1.52/0.47  % (4045659)Instruction limit reached! 
% 1.52/0.47  % (4045659)------------------------------
% 1.52/0.47  % (4045659)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.47  % (4045659)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.47  % (4045659)CaDiCaL version: 2.1.3
% 1.52/0.47  % (4045659)Termination reason: Instruction limit
% 1.52/0.47  % (4045659)Termination phase: shuffling
% 1.52/0.47  % (4045659)Time elapsed: 0.007 s
% 1.52/0.47  % (4045659)Peak memory usage: 10 MB
% 1.52/0.47  % (4045659)Instructions burned: 15 (million)
% 1.52/0.47  % (4045658)Instruction limit reached! 
% 1.52/0.47  % (4045658)------------------------------
% 1.52/0.47  % (4045658)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.47  % (4045658)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.47  % (4045658)CaDiCaL version: 2.1.3
% 1.52/0.47  % (4045658)Termination reason: Instruction limit
% 1.52/0.47  % (4045658)Termination phase: Naming
% 1.52/0.47  % (4045658)Time elapsed: 0.012 s
% 1.52/0.47  % (4045658)Peak memory usage: 11 MB
% 1.52/0.47  % (4045658)Instructions burned: 25 (million)
% 1.52/0.47  % (4045661)dis+10_1_anc=all_dependent:to=kbo:sil=128000:si=on:chr=on:random_seed=2970960684:uwa_fpi=on:i=14:aac=none:rtra=on:fe=abstraction_2998 on theBenchmark for (2998ds/14Mi)
% 1.52/0.47  % (4045663)ott+21_20_to=lpo:sil=128000:tgt=ground:si=on:sp=arity:lma=off:uwa=off:foolp=on:random_seed=711103770: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)
% 1.52/0.47  % (4045663)Instruction limit reached! 
% 1.52/0.47  % (4045663)------------------------------
% 1.52/0.47  % (4045663)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.47  % (4045663)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.47  % (4045663)CaDiCaL version: 2.1.3
% 1.52/0.47  % (4045663)Termination reason: Instruction limit
% 1.52/0.47  % (4045663)Termination phase: shuffling
% 1.52/0.47  % (4045663)Time elapsed: 0.002 s
% 1.52/0.47  % (4045663)Peak memory usage: 10 MB
% 1.52/0.47  % (4045663)Instructions burned: 4 (million)
% 1.52/0.47  % (4045661)Instruction limit reached! 
% 1.52/0.47  % (4045661)------------------------------
% 1.52/0.47  % (4045661)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.47  % (4045661)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.47  % (4045661)CaDiCaL version: 2.1.3
% 1.52/0.47  % (4045661)Termination reason: Instruction limit
% 1.52/0.47  % (4045661)Termination phase: shuffling
% 1.52/0.47  % (4045661)Time elapsed: 0.006 s
% 1.52/0.47  % (4045661)Peak memory usage: 10 MB
% 1.52/0.47  % (4045661)Instructions burned: 14 (million)
% 1.52/0.47  % (4045666)ott+1004_1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:sp=unary_frequency:cbe=off:uwa=off:nwc=1:random_seed=1611074357:i=26:ep=R:rtra=on:ntd=on_2998 on theBenchmark for (2998ds/26Mi)
% 1.52/0.47  % (4045667)dis+1002_16_sil=128000:si=on:sp=occurrence:random_seed=1969425884:cond=fast:i=23:hud=1:av=off:rtra=on:fe=abstraction:ntd=on_2998 on theBenchmark for (2998ds/23Mi)
% 1.52/0.48  % (4045652)Instruction limit reached! 
% 1.52/0.48  % (4045652)------------------------------
% 1.52/0.48  % (4045652)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.48  % (4045652)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.48  % (4045652)CaDiCaL version: 2.1.3
% 1.52/0.48  % (4045652)Termination reason: Instruction limit
% 1.52/0.48  % (4045652)Termination phase: Saturation
% 1.52/0.48  % (4045652)Time elapsed: 0.065 s
% 1.52/0.48  % (4045652)Peak memory usage: 14 MB
% 1.52/0.48  % (4045652)Instructions burned: 250 (million)
% 1.52/0.48  % (4045671)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
% 1.52/0.48  % (4045671)WARNING Broken Constraint: if lrs_weight_limit_only(on) has been set then saturation_algorithm(otter) is equal to lrs
% 1.52/0.48  % (4045667)Instruction limit reached! 
% 1.52/0.48  % (4045667)------------------------------
% 1.52/0.48  % (4045667)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.55  % (4045667)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.55  % (4045667)CaDiCaL version: 2.1.3
% 1.52/0.55  % (4045667)Termination reason: Instruction limit
% 1.52/0.55  % (4045667)Termination phase: Property scanning
% 1.52/0.55  % (4045667)Time elapsed: 0.010 s
% 1.52/0.55  % (4045667)Peak memory usage: 10 MB
% 1.52/0.55  % (4045667)Instructions burned: 24 (million)
% 1.52/0.55  % (4045670)lrs+1002_1024_sil=128000:tgt=ground:fde=none:e2e=on:si=on:uwa=off:nwc=1:random_seed=1825538010:cond=on:i=60:rtra=on:ntd=on_2998 on theBenchmark for (2998ds/60Mi)
% 1.52/0.55  % (4045666)Instruction limit reached! 
% 1.52/0.55  % (4045666)------------------------------
% 1.52/0.55  % (4045666)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.55  % (4045666)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.55  % (4045666)CaDiCaL version: 2.1.3
% 1.52/0.55  % (4045666)Termination reason: Instruction limit
% 1.52/0.55  % (4045666)Termination phase: Property scanning
% 1.52/0.55  % (4045666)Time elapsed: 0.012 s
% 1.52/0.55  % (4045666)Peak memory usage: 10 MB
% 1.52/0.55  % (4045666)Instructions burned: 28 (million)
% 1.52/0.55  % (4045671)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=171175561:i=14:add=off:nm=40:rtra=on:rawr=on_2998 on theBenchmark for (2998ds/14Mi)
% 1.52/0.55  % (4045671)Instruction limit reached! 
% 1.52/0.55  % (4045671)------------------------------
% 1.52/0.55  % (4045671)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.55  % (4045671)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.55  % (4045671)CaDiCaL version: 2.1.3
% 1.52/0.55  % (4045671)Termination reason: Instruction limit
% 1.52/0.55  % (4045671)Termination phase: shuffling
% 1.52/0.55  % (4045671)Time elapsed: 0.006 s
% 1.52/0.55  % (4045671)Peak memory usage: 10 MB
% 1.52/0.55  % (4045671)Instructions burned: 14 (million)
% 1.52/0.55  % (4045674)WARNING Broken Constraint: if choice_reasoning(on) has been set then choice_ax(on) is equal to off
% 1.52/0.55  % (4045674)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=2551284948:i=8:nm=2:rtra=on:fe=abstraction:inj=on_2998 on theBenchmark for (2998ds/8Mi)
% 1.52/0.55  % (4045674)Instruction limit reached! 
% 1.52/0.55  % (4045674)------------------------------
% 1.52/0.55  % (4045674)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.55  % (4045674)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.55  % (4045674)CaDiCaL version: 2.1.3
% 1.52/0.55  % (4045674)Termination reason: Instruction limit
% 1.52/0.55  % (4045674)Termination phase: shuffling
% 1.52/0.55  % (4045674)Time elapsed: 0.004 s
% 1.52/0.55  % (4045674)Peak memory usage: 10 MB
% 1.52/0.55  % (4045674)Instructions burned: 9 (million)
% 1.52/0.55  % (4045675)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=1398528114:uwa_fpi=on:i=31:doe=on:bd=preordered:rtra=on:fsd=on_2998 on theBenchmark for (2998ds/31Mi)
% 1.52/0.55  % (4045678)dis+10_1024_sil=128000:cnfonf=off:si=on:fd=off:random_seed=2013644138:i=7:hud=5:bd=preordered:rtra=on:bet=on_2998 on theBenchmark for (2998ds/7Mi)
% 1.52/0.55  % (4045678)Instruction limit reached! 
% 1.52/0.55  % (4045678)------------------------------
% 1.52/0.55  % (4045678)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.55  % (4045678)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.52/0.55  % (4045678)CaDiCaL version: 2.1.3
% 1.52/0.55  % (4045678)Termination reason: Instruction limit
% 1.52/0.55  % (4045678)Termination phase: shuffling
% 1.52/0.55  % (4045678)Time elapsed: 0.004 s
% 1.52/0.55  % (4045678)Peak memory usage: 10 MB
% 1.52/0.55  % (4045678)Instructions burned: 9 (million)
% 1.52/0.55  % (4045679)lrs+10_1_plsq=on:drc=ordering:cnfonf=lazy_not_gen_be_off:bsd=on:si=on:plsqr=32,1:cs=on:random_seed=1851508726:i=23:rtra=on:ntd=on_2998 on theBenchmark for (2998ds/23Mi)
% 1.52/0.55  % (4045670)Instruction limit reached! 
% 1.52/0.55  % (4045670)------------------------------
% 1.52/0.55  % (4045670)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.52/0.55  % (4045670)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.21/0.62  % (4045670)CaDiCaL version: 2.1.3
% 2.21/0.62  % (4045670)Termination reason: Instruction limit
% 2.21/0.62  % (4045670)Termination phase: Property scanning
% 2.21/0.62  % (4045670)Time elapsed: 0.027 s
% 2.21/0.62  % (4045670)Peak memory usage: 12 MB
% 2.21/0.62  % (4045670)Instructions burned: 61 (million)
% 2.21/0.62  % (4045675)Instruction limit reached! 
% 2.21/0.62  % (4045675)------------------------------
% 2.21/0.62  % (4045675)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.21/0.62  % (4045675)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.21/0.62  % (4045675)CaDiCaL version: 2.1.3
% 2.21/0.62  % (4045675)Termination reason: Instruction limit
% 2.21/0.62  % (4045675)Termination phase: Property scanning
% 2.21/0.62  % (4045675)Time elapsed: 0.013 s
% 2.21/0.62  % (4045675)Peak memory usage: 10 MB
% 2.21/0.62  % (4045675)Instructions burned: 33 (million)
% 2.21/0.62  % (4045681)lrs+10_1_sil=128000:fde=unused:si=on:random_seed=1541867658:s2a=on:i=20:kws=inv_frequency:bd=all:rtra=on_2998 on theBenchmark for (2998ds/20Mi)
% 2.21/0.62  % (4045679)Instruction limit reached! 
% 2.21/0.62  % (4045679)------------------------------
% 2.21/0.62  % (4045679)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.21/0.62  % (4045679)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.21/0.62  % (4045679)CaDiCaL version: 2.1.3
% 2.21/0.62  % (4045679)Termination reason: Instruction limit
% 2.21/0.62  % (4045679)Termination phase: Property scanning
% 2.21/0.62  % (4045679)Time elapsed: 0.010 s
% 2.21/0.62  % (4045679)Peak memory usage: 10 MB
% 2.21/0.62  % (4045679)Instructions burned: 36 (million)
% 2.21/0.62  % (4045684)dis+1010_2:1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:uwa=off:slsq=on:random_seed=1777144515:i=1240:rtra=on:ixr=off_2998 on theBenchmark for (2998ds/1240Mi)
% 2.21/0.62  % (4045681)Instruction limit reached! 
% 2.21/0.62  % (4045681)------------------------------
% 2.21/0.62  % (4045681)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.21/0.62  % (4045681)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.21/0.62  % (4045681)CaDiCaL version: 2.1.3
% 2.21/0.62  % (4045689)dis+10_1024_sil=128000:si=on:sp=unary_first:urr=on:uwa=all:fd=off:random_seed=1692909504:i=42:hud=10:rtra=on_2998 on theBenchmark for (2998ds/42Mi)
% 2.21/0.62  % (4045681)Termination reason: Instruction limit
% 2.21/0.62  % (4045681)Termination phase: Property scanning
% 2.21/0.62  % (4045681)Time elapsed: 0.013 s
% 2.21/0.62  % (4045681)Peak memory usage: 10 MB
% 2.21/0.62  % (4045681)Instructions burned: 29 (million)
% 2.21/0.62  % (4045686)ott+1002_32_tgt=ground:si=on:sp=const_max:acc=on:nwc=0.5:random_seed=2627333798:i=143:fgj=on:piset=pi_sigma:rtra=on:fe=abstraction_2998 on theBenchmark for (2998ds/143Mi)
% 2.21/0.62  % (4045687)lrs+1002_1_sil=128000:si=on:acc=on:uwa=off:random_seed=1103576821:st=5:s2a=on:i=193:sd=1:rtra=on:ss=axioms_2998 on theBenchmark for (2998ds/193Mi)
% 2.21/0.62  % (4045689)Instruction limit reached! 
% 2.21/0.62  % (4045689)------------------------------
% 2.21/0.62  % (4045689)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.21/0.62  % (4045689)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.21/0.62  % (4045689)CaDiCaL version: 2.1.3
% 2.21/0.62  % (4045689)Termination reason: Instruction limit
% 2.21/0.62  % (4045689)Termination phase: Property scanning
% 2.21/0.62  % (4045689)Time elapsed: 0.010 s
% 2.21/0.62  % (4045689)Peak memory usage: 11 MB
% 2.21/0.62  % (4045689)Instructions burned: 44 (million)
% 2.21/0.62  % (4045692)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(5) has been set then forward_subsumption_demodulation(off) is equal to on
% 2.21/0.62  % (4045695)lrs+10_1_to=lpo:sil=128000:si=on:sp=arity:urr=on:random_seed=3533995104:i=181:sd=2:bd=preordered:rtra=on:ss=axioms_2997 on theBenchmark for (2997ds/181Mi)
% 2.21/0.62  % (4045692)dis+21_1_to=kbo:sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=64,1:uwa=hol:random_seed=2157078106:uwa_fpi=on:i=7:fgj=on:hud=10:fsr=off:rtra=on:rawr=on:fsdmm=5_2997 on theBenchmark for (2997ds/7Mi)
% 2.21/0.62  % (4045692)Instruction limit reached! 
% 2.21/0.62  % (4045692)------------------------------
% 2.21/0.62  % (4045692)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.21/0.62  % (4045692)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.21/0.62  % (4045692)CaDiCaL version: 2.1.3
% 2.21/0.62  % (4045692)Termination reason: Instruction limit
% 2.21/0.62  % (4045692)Termination phase: shuffling
% 2.57/0.69  % (4045692)Time elapsed: 0.004 s
% 2.57/0.69  % (4045692)Peak memory usage: 10 MB
% 2.57/0.69  % (4045692)Instructions burned: 9 (million)
% 2.57/0.69  % (4045698)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=3354906149: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)
% 2.57/0.69  % (4045695)Instruction limit reached! 
% 2.57/0.69  % (4045695)------------------------------
% 2.57/0.69  % (4045695)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.57/0.69  % (4045695)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.57/0.69  % (4045695)CaDiCaL version: 2.1.3
% 2.57/0.69  % (4045695)Termination reason: Instruction limit
% 2.57/0.69  % (4045695)Termination phase: Saturation
% 2.57/0.69  % (4045695)Time elapsed: 0.045 s
% 2.57/0.69  % (4045695)Peak memory usage: 14 MB
% 2.57/0.69  % (4045695)Instructions burned: 182 (million)
% 2.57/0.69  % (4045686)Instruction limit reached! 
% 2.57/0.69  % (4045686)------------------------------
% 2.57/0.69  % (4045686)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.57/0.69  % (4045686)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.57/0.69  % (4045686)CaDiCaL version: 2.1.3
% 2.57/0.69  % (4045686)Termination reason: Instruction limit
% 2.57/0.69  % (4045686)Termination phase: Saturation
% 2.57/0.69  % (4045686)Time elapsed: 0.061 s
% 2.57/0.69  % (4045686)Peak memory usage: 13 MB
% 2.57/0.69  % (4045686)Instructions burned: 144 (million)
% 2.57/0.69  % (4045700)WARNING Broken Constraint: if sine_level_split_queue_cutoffs(5) has been set then sine_level_split_queue(off) is equal to on
% 2.57/0.69  % (4045700)lrs+1002_1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:sp=arity:cbe=off:uwa=all:slsqc=5:random_seed=4107898357:st=4:s2a=on:i=6:add=on:doe=on:hud=10:rtra=on:bet=on:ss=axioms_2997 on theBenchmark for (2997ds/6Mi)
% 2.57/0.69  % (4045660)Instruction limit reached! 
% 2.57/0.69  % (4045660)------------------------------
% 2.57/0.69  % (4045660)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.57/0.69  % (4045660)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.57/0.69  % (4045660)CaDiCaL version: 2.1.3
% 2.57/0.69  % (4045660)Termination reason: Instruction limit
% 2.57/0.69  % (4045660)Termination phase: Saturation
% 2.57/0.69  % (4045660)Time elapsed: 0.159 s
% 2.57/0.69  % (4045660)Peak memory usage: 14 MB
% 2.57/0.69  % (4045660)Instructions burned: 327 (million)
% 2.57/0.69  % (4045700)Instruction limit reached! 
% 2.57/0.69  % (4045700)------------------------------
% 2.57/0.69  % (4045700)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.57/0.69  % (4045700)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.57/0.69  % (4045700)CaDiCaL version: 2.1.3
% 2.57/0.69  % (4045700)Termination reason: Instruction limit
% 2.57/0.69  % (4045700)Termination phase: Property scanning
% 2.57/0.69  % (4045700)Time elapsed: 0.004 s
% 2.57/0.69  % (4045700)Peak memory usage: 10 MB
% 2.57/0.69  % (4045700)Instructions burned: 20 (million)
% 2.57/0.69  % (4045701)ott+2_5:4_anc=none:to=lpo:si=on:lma=off:cbe=off:uwa=ground:nwc=3:random_seed=2172525920:uwa_fpi=on:i=22:add=on:doe=on:ins=1:rtra=on_2997 on theBenchmark for (2997ds/22Mi)
% 2.57/0.69  % (4045704)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=1247061794:i=316:bs=unit_only:ins=25:rtra=on:ntd=on_2997 on theBenchmark for (2997ds/316Mi)
% 2.57/0.69  % (4045701)Instruction limit reached! 
% 2.57/0.69  % (4045701)------------------------------
% 2.57/0.69  % (4045701)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.57/0.69  % (4045701)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.57/0.69  % (4045701)CaDiCaL version: 2.1.3
% 2.57/0.69  % (4045701)Termination reason: Instruction limit
% 2.57/0.69  % (4045701)Termination phase: Property scanning
% 2.57/0.69  % (4045701)Time elapsed: 0.010 s
% 2.57/0.69  % (4045701)Peak memory usage: 10 MB
% 2.57/0.69  % (4045701)Instructions burned: 24 (million)
% 2.57/0.69  % (4045703)dis+1010_1_to=lpo:sil=128000:cnfonf=lazy_pi_sigma_gen:sas=cadical:si=on:sos=all:uwa=off:sac=on:random_seed=1947590028:i=19:add=on:rtra=on_2997 on theBenchmark for (2997ds/19Mi)
% 2.57/0.69  % (4045687)Instruction limit reached! 
% 2.57/0.69  % (4045687)------------------------------
% 2.57/0.69  % (4045687)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045687)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045687)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045687)Termination reason: Instruction limit
% 2.79/0.72  % (4045687)Termination phase: Saturation
% 2.79/0.72  % (4045687)Time elapsed: 0.094 s
% 2.79/0.72  % (4045687)Peak memory usage: 14 MB
% 2.79/0.72  % (4045687)Instructions burned: 194 (million)
% 2.79/0.72  % (4045703)Instruction limit reached! 
% 2.79/0.72  % (4045703)------------------------------
% 2.79/0.72  % (4045703)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045703)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045703)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045703)Termination reason: Instruction limit
% 2.79/0.72  % (4045703)Termination phase: Property scanning
% 2.79/0.72  % (4045703)Time elapsed: 0.009 s
% 2.79/0.72  % (4045703)Peak memory usage: 10 MB
% 2.79/0.72  % (4045703)Instructions burned: 19 (million)
% 2.79/0.72  % (4045707)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=4054946064: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)
% 2.79/0.72  % (4045709)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=2316761189: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)
% 2.79/0.72  % (4045698)Instruction limit reached! 
% 2.79/0.72  % (4045698)------------------------------
% 2.79/0.72  % (4045698)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045698)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045698)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045698)Termination reason: Instruction limit
% 2.79/0.72  % (4045698)Termination phase: Saturation
% 2.79/0.72  % (4045698)Time elapsed: 0.074 s
% 2.79/0.72  % (4045698)Peak memory usage: 13 MB
% 2.79/0.72  % (4045698)Instructions burned: 169 (million)
% 2.79/0.72  % (4045710)lrs+1002_1_sil=128000:fde=unused:e2e=on:si=on:sos=on:uwa=interpreted_only:random_seed=2828426884:i=480:rtra=on_2996 on theBenchmark for (2996ds/480Mi)
% 2.79/0.72  % (4045713)dis+1010_40_sil=128000:si=on:uwa=off:nwc=1:sac=on:chr=on:avsqc=3:random_seed=1197495767: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)
% 2.79/0.72  % (4045709)Instruction limit reached! 
% 2.79/0.72  % (4045709)------------------------------
% 2.79/0.72  % (4045709)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045709)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045709)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045709)Termination reason: Instruction limit
% 2.79/0.72  % (4045709)Termination phase: Preprocessing 3
% 2.79/0.72  % (4045709)Time elapsed: 0.022 s
% 2.79/0.72  % (4045709)Peak memory usage: 12 MB
% 2.79/0.72  % (4045709)Instructions burned: 46 (million)
% 2.79/0.72  % (4045713)Instruction limit reached! 
% 2.79/0.72  % (4045713)------------------------------
% 2.79/0.72  % (4045713)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045713)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045713)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045713)Termination reason: Instruction limit
% 2.79/0.72  % (4045713)Termination phase: Property scanning
% 2.79/0.72  % (4045713)Time elapsed: 0.010 s
% 2.79/0.72  % (4045713)Peak memory usage: 10 MB
% 2.79/0.72  % (4045713)Instructions burned: 22 (million)
% 2.79/0.72  % (4045716)WARNING Broken Constraint: if sine_level_split_queue_cutoffs(2) has been set then sine_level_split_queue(off) is equal to on
% 2.79/0.72  % (4045716)ott+1002_3_si=on:sp=weighted_frequency:spb=goal:cbe=off:slsqc=2:random_seed=3924213968:cts=off:uwa_fpi=on:i=200:av=off:fsr=off:rtra=on:ntd=on_2996 on theBenchmark for (2996ds/200Mi)
% 2.79/0.72  % (4045717)lrs+10_1_sil=128000:fde=unused:si=on:random_seed=1551354345:s2a=on:i=13:kws=inv_frequency:bd=all:rtra=on_2996 on theBenchmark for (2996ds/13Mi)
% 2.79/0.72  % (4045704)Instruction limit reached! 
% 2.79/0.72  % (4045704)------------------------------
% 2.79/0.72  % (4045704)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045704)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045704)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045704)Termination reason: Instruction limit
% 2.79/0.72  % (4045704)Termination phase: Saturation
% 2.79/0.72  % (4045704)Time elapsed: 0.079 s
% 2.79/0.72  % (4045704)Peak memory usage: 16 MB
% 2.79/0.72  % (4045704)Instructions burned: 321 (million)
% 2.79/0.72  % (4045717)Instruction limit reached! 
% 2.79/0.72  % (4045717)------------------------------
% 2.79/0.72  % (4045717)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045717)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045717)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045717)Termination reason: Instruction limit
% 2.79/0.72  % (4045717)Termination phase: shuffling
% 2.79/0.72  % (4045717)Time elapsed: 0.006 s
% 2.79/0.72  % (4045717)Peak memory usage: 10 MB
% 2.79/0.72  % (4045717)Instructions burned: 14 (million)
% 2.79/0.72  % (4045627)Instruction limit reached! 
% 2.79/0.72  % (4045627)------------------------------
% 2.79/0.72  % (4045627)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045627)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045627)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045627)Termination reason: Instruction limit
% 2.79/0.72  % (4045627)Termination phase: Saturation
% 2.79/0.72  % (4045627)Time elapsed: 0.350 s
% 2.79/0.72  % (4045627)Peak memory usage: 18 MB
% 2.79/0.72  % (4045627)Instructions burned: 634 (million)
% 2.79/0.72  % (4045720)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=2919764658:i=66:s2at=3:nm=2:rtra=on:rawr=on_2996 on theBenchmark for (2996ds/66Mi)
% 2.79/0.72  % (4045721)lrs+1004_128_si=on:sos=all:uwa=off:random_seed=4170721807:i=51:fsr=off:rtra=on_2996 on theBenchmark for (2996ds/51Mi)
% 2.79/0.72  % (4045720)Instruction limit reached! 
% 2.79/0.72  % (4045720)------------------------------
% 2.79/0.72  % (4045720)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045720)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045720)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045720)Termination reason: Instruction limit
% 2.79/0.72  % (4045720)Termination phase: Property scanning
% 2.79/0.72  % (4045720)Time elapsed: 0.015 s
% 2.79/0.72  % (4045720)Peak memory usage: 11 MB
% 2.79/0.72  % (4045720)Instructions burned: 67 (million)
% 2.79/0.72  % (4045684) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-4045619-4045684"...
% 2.79/0.72  % (4045723)dis+1002_64_sil=128000:cnfonf=lazy_not_gen_be_off:si=on:cbe=off:uwa=off:nwc=0.5:random_seed=944054921:i=31:kws=inv_frequency:bd=all:rtra=on:ntd=on_2996 on theBenchmark for (2996ds/31Mi)
% 2.79/0.72  % (4045725)dis+1010_40_to=kbo:tgt=full:fde=unused:si=on:sp=const_frequency:lma=off:cbe=off:uwa=interpreted_only:random_seed=2440744358:i=137:kws=precedence:bd=all:rtra=on:c=on:ntd=on_2995 on theBenchmark for (2995ds/137Mi)
% 2.79/0.72  % (4045721)Instruction limit reached! 
% 2.79/0.72  % (4045721)------------------------------
% 2.79/0.72  % (4045721)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045721)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045721)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045721)Termination reason: Instruction limit
% 2.79/0.72  % (4045721)Termination phase: Property scanning
% 2.79/0.72  % (4045721)Time elapsed: 0.022 s
% 2.79/0.72  % (4045721)Peak memory usage: 11 MB
% 2.79/0.72  % (4045721)Instructions burned: 52 (million)
% 2.79/0.72  % (4045723)Instruction limit reached! 
% 2.79/0.72  % (4045723)------------------------------
% 2.79/0.72  % (4045723)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045723)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045723)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045723)Termination reason: Instruction limit
% 2.79/0.72  % (4045723)Termination phase: shuffling
% 2.79/0.72  % (4045723)Time elapsed: 0.014 s
% 2.79/0.72  % (4045723)Peak memory usage: 10 MB
% 2.79/0.72  % (4045723)Instructions burned: 33 (million)
% 2.79/0.72  % (4045728)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=2018067401:cond=on:i=34:hud=10:nm=10:rtra=on_2995 on theBenchmark for (2995ds/34Mi)
% 2.79/0.72  % (4045729)lrs+1010_1_sil=128000:hsqc=4:si=on:sos=on:random_seed=1018170534:hsq=on:i=67:hsqaw=5:rtra=on:fe=abstraction:ntd=on_2995 on theBenchmark for (2995ds/67Mi)
% 2.79/0.72  % (4045725)Instruction limit reached! 
% 2.79/0.72  % (4045725)------------------------------
% 2.79/0.72  % (4045725)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045725)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045725)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045725)Termination reason: Instruction limit
% 2.79/0.72  % (4045725)Termination phase: Saturation
% 2.79/0.72  % (4045725)Time elapsed: 0.032 s
% 2.79/0.72  % (4045725)Peak memory usage: 13 MB
% 2.79/0.72  % (4045725)Instructions burned: 140 (million)
% 2.79/0.72  % (4045732)WARNING Broken Constraint: if sine_generality_threshold(60) has been set then sine_selection(off) is not equal to off
% 2.79/0.72  % (4045728)Instruction limit reached! 
% 2.79/0.72  % (4045728)------------------------------
% 2.79/0.72  % (4045728)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045728)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045728)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045728)Termination reason: Instruction limit
% 2.79/0.72  % (4045728)Termination phase: Property scanning
% 2.79/0.72  % (4045728)Time elapsed: 0.015 s
% 2.79/0.72  % (4045728)Peak memory usage: 10 MB
% 2.79/0.72  % (4045728)Instructions burned: 35 (million)
% 2.79/0.72  % (4045716)Instruction limit reached! 
% 2.79/0.72  % (4045716)------------------------------
% 2.79/0.72  % (4045716)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045716)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045716)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045716)Termination reason: Instruction limit
% 2.79/0.72  % (4045716)Termination phase: Saturation
% 2.79/0.72  % (4045716)Time elapsed: 0.088 s
% 2.79/0.72  % (4045716)Peak memory usage: 13 MB
% 2.79/0.72  % (4045716)Instructions burned: 200 (million)
% 2.79/0.72  % (4045732)dis+21_1_to=lpo:sil=128000:cnfonf=lazy_not_gen_be_off:si=on:sp=unary_frequency:bsr=on:random_seed=2083645074:i=180:hud=16:bd=all:fsr=off:rtra=on:sgt=60:ntd=on_2995 on theBenchmark for (2995ds/180Mi)
% 2.79/0.72  % (4045729)Instruction limit reached! 
% 2.79/0.72  % (4045729)------------------------------
% 2.79/0.72  % (4045729)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.72  % (4045729)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.72  % (4045729)CaDiCaL version: 2.1.3
% 2.79/0.72  % (4045729)Termination reason: Instruction limit
% 2.79/0.72  % (4045729)Termination phase: Saturation
% 2.79/0.72  % (4045729)Time elapsed: 0.028 s
% 2.79/0.72  % (4045729)Peak memory usage: 12 MB
% 2.79/0.72  % (4045729)Instructions burned: 68 (million)
% 2.79/0.72  % (4045684)...printing done.
% 2.79/0.72  % (4045733)lrs+1002_1_sil=128000:si=on:uwa=off:random_seed=1967077355:st=2:i=246:sd=3:rtra=on:ss=axioms_2995 on theBenchmark for (2995ds/246Mi)
% 2.79/0.72  % (4045684)Refutation found. Thanks to Tanya!
% 2.79/0.72  % SZS status Theorem for theBenchmark
% 2.79/0.72  % SZS output start Proof for theBenchmark
% See solution above
% 2.79/0.73  % (4045684)------------------------------
% 2.79/0.73  % (4045684)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.79/0.73  % (4045684)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.79/0.73  % (4045684)CaDiCaL version: 2.1.3
% 2.79/0.73  % (4045684)Termination reason: Refutation
% 2.79/0.73  % (4045684)Time elapsed: 0.269 s
% 2.79/0.73  % (4045684)Peak memory usage: 16 MB
% 2.79/0.73  % (4045684)Instructions burned: 591 (million)
% 2.79/0.73  % (4045619)Success in time 0.479 s
% 2.79/0.73  % Vampire exiting
%------------------------------------------------------------------------------