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Vampire---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : SEU585^1 : TPTP v9.3.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM

% Computer : 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 08:30:11 AM UTC 2026

% Result   : Theorem 3.14s 0.92s
% Output   : Refutation 3.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :  130
%            Number of leaves      :   19
% Syntax   : Number of formulae    :  262 ( 158 unt;   0 typ;  14 def)
%            Number of atoms       : 7775 ( 264 equ;   0 cnn)
%            Maximal formula atoms :  104 (  29 avg)
%            Number of connectives : 9894 ( 126   ~; 145   |;  18   &;2622   @)
%                                         (  16 <=>;6475  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  113 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  160 ( 155 usr; 125 con; 0-4 aty)
%                                         ( 481  !!;  11  ??;   0 @@+;   0 @@-)
%            Number of variables   :  578 (   0 sgn  63   !;   2   ?; 578   :)

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

thf(func_def_119,type,
    vIMP: $o > $o > $o ).

thf(func_def_120,type,
    vIFF: $o > $o > $o ).

thf(func_def_121,type,
    db0: 
      !>[X0: $tType] : X0 ).

thf(func_def_122,type,
    db2: 
      !>[X0: $tType] : X0 ).

thf(func_def_123,type,
    db1: 
      !>[X0: $tType] : X0 ).

thf(func_def_124,type,
    vLAM: 
      !>[X0: $tType,X1: $tType] : ( X1 > X0 > X1 ) ).

thf(func_def_125,type,
    vEQ: 
      !>[X0: $tType] : ( X0 > X0 > $o ) ).

thf(func_def_126,type,
    vSIGMA: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_127,type,
    vAND: $o > $o > $o ).

thf(func_def_128,type,
    db3: 
      !>[X0: $tType] : X0 ).

thf(func_def_129,type,
    db4: 
      !>[X0: $tType] : X0 ).

thf(func_def_130,type,
    vOR: $o > $o > $o ).

thf(func_def_131,type,
    vNOT: $o > $o ).

thf(func_def_134,type,
    db5: 
      !>[X0: $tType] : X0 ).

thf(func_def_139,type,
    sK4: $o ).

thf(func_def_140,type,
    sK5: $i > $i ).

thf(func_def_141,type,
    sK6: $i > $i ).

thf(func_def_142,type,
    sK7: $i > $i > $i ).

thf(func_def_143,type,
    sK8: $i > $i > $i ).

thf(f6,axiom,
    ! [X0: $i,X1: $i] :
      ( ( ? [X2: $i] :
            ( ( in @ X1 @ X2 )
            & ( in @ X2 @ X0 ) )
      <=> ( in @ X1 @ ( setunion @ X0 ) ) )
      = setunionAx ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setunionAx) ).

thf(f35,axiom,
    ! [X2: $i,X0: $i,X1: $i] :
      ( ( ( in @ X2 @ ( setadjoin @ X0 @ X1 ) )
       => ( ( X2 = X0 )
          | ( in @ X2 @ X1 ) ) )
      = setadjoinOr ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setadjoinOr) ).

thf(f46,axiom,
    ! [X1: $i,X0: $i] :
      ( ( ( in @ X0 @ ( setadjoin @ X1 @ emptyset ) )
       => ( X0 = X1 ) )
      = uniqinunit ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',uniqinunit) ).

thf(f101,axiom,
    ( ( ^ [X0: $i,X1: $i] : ( setunion @ ( setadjoin @ X0 @ ( setadjoin @ X1 @ emptyset ) ) ) )
    = binunion ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',binunion) ).

thf(f105,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
                                                                                                                                                                                                           => ! [X3: $o,X0: $i,X1: $i,X2: $i] :
                                                                                                                                                                                                                ( ( in @ X2 @ ( binunion @ X0 @ X1 ) )
                                                                                                                                                                                                               => ( ( ( in @ X2 @ X0 )
                                                                                                                                                                                                                   => X3 )
                                                                                                                                                                                                                 => ( ( ( in @ X2 @ X1 )
                                                                                                                                                                                                                     => X3 )
                                                                                                                                                                                                                   => X3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',binunionEcases) ).

thf(f106,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
                                                                                                                                                                                                             => ! [X3: $o,X0: $i,X1: $i,X2: $i] :
                                                                                                                                                                                                                  ( ( in @ X2 @ ( binunion @ X0 @ X1 ) )
                                                                                                                                                                                                                 => ( ( ( in @ X2 @ X0 )
                                                                                                                                                                                                                     => X3 )
                                                                                                                                                                                                                   => ( ( ( in @ X2 @ X1 )
                                                                                                                                                                                                                       => X3 )
                                                                                                                                                                                                                     => X3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f105]) ).

thf(f117,plain,
    ! [X0: $i,X1: $i] :
      ( ( ( in @ X1 @ ( setadjoin @ X0 @ emptyset ) )
       => ( X0 = X1 ) )
      = uniqinunit ),
    inference(rectify,[],[f46]) ).

thf(f118,plain,
    ( uniqinunit
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y0 @ ( setadjoin @ Y1 @ emptyset ) )
             => ( Y1 = Y0 ) ) ) ) ),
    inference(fool_elimination,[],[f117]) ).

thf(f157,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ( ( in @ X0 @ ( setadjoin @ X1 @ X2 ) )
       => ( ( X0 = X1 )
          | ( in @ X0 @ X2 ) ) )
      = setadjoinOr ),
    inference(rectify,[],[f35]) ).

thf(f158,plain,
    ( setadjoinOr
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y2 @ ( setadjoin @ Y1 @ Y0 ) )
                 => ( ( in @ Y2 @ Y0 )
                    | ( Y2 = Y1 ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f157]) ).

thf(f186,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
                                                                                                                                                                                                             => ! [X0: $o,X1: $i,X2: $i,X3: $i] :
                                                                                                                                                                                                                  ( ( in @ X3 @ ( binunion @ X1 @ X2 ) )
                                                                                                                                                                                                                 => ( ( ( in @ X3 @ X1 )
                                                                                                                                                                                                                     => X0 )
                                                                                                                                                                                                                   => ( ( ( in @ X3 @ X2 )
                                                                                                                                                                                                                       => X0 )
                                                                                                                                                                                                                     => X0 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(rectify,[],[f106]) ).

thf(f187,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
                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                ( !! @ $o
                                                                                                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                                                                                                    ( ( in @ Y0 @ ( binunion @ Y2 @ Y1 ) )
                                                                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(fool_elimination,[],[f186]) ).

thf(f231,plain,
    ( binunion
    = ( ^ [Y0: $i,Y1: $i] : ( setunion @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) ) ) ),
    inference(fool_elimination,[],[f101]) ).

thf(f236,plain,
    ! [X0: $i,X1: $i] :
      ( ( ? [X2: $i] :
            ( ( in @ X1 @ X2 )
            & ( in @ X2 @ X0 ) )
      <=> ( in @ X1 @ ( setunion @ X0 ) ) )
      = setunionAx ),
    inference(rectify,[],[f6]) ).

thf(f237,plain,
    ( setunionAx
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ Y1 )
                    & ( in @ Y0 @ Y2 ) ) )
              = ( in @ Y0 @ ( setunion @ Y1 ) ) ) ) ) ),
    inference(fool_elimination,[],[f236]) ).

thf(f315,plain,
    ( setadjoinOr
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y2 @ ( setadjoin @ Y1 @ Y0 ) )
                 => ( ( in @ Y2 @ Y0 )
                    | ( Y2 = Y1 ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f158]) ).

thf(f325,plain,
    ( setunionAx
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ Y1 )
                    & ( in @ Y0 @ Y2 ) ) )
              = ( in @ Y0 @ ( setunion @ Y1 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f237]) ).

thf(f329,plain,
    ( uniqinunit
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y0 @ ( setadjoin @ Y1 @ emptyset ) )
             => ( Y1 = Y0 ) ) ) ) ),
    inference(cnf_transformation,[],[f118]) ).

thf(f332,plain,
    ( binunion
    = ( ^ [Y0: $i,Y1: $i] : ( setunion @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) ) ) ),
    inference(cnf_transformation,[],[f231]) ).

thf(f350,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
                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                ( !! @ $o
                                                                                                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                                                                                                    ( ( in @ Y0 @ ( binunion @ Y2 @ Y1 ) )
                                                                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(cnf_transformation,[],[f187]) ).

thf(f423,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
                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                ( !! @ $o
                                                                                                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                                                                                                    ( ( in @ Y0
                                                                                                                                                                                                                                      @ ( ^ [Y4: $i,Y5: $i] : ( setunion @ ( setadjoin @ Y4 @ ( setadjoin @ Y5 @ emptyset ) ) )
                                                                                                                                                                                                                                        @ Y2
                                                                                                                                                                                                                                        @ Y1 ) )
                                                                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(definition_unfolding,[],[f350,f332]) ).

thf(f454,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
                                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                                ( !! @ $o
                                                                                                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $true ),
    inference(beta-eta_normalization,[],[f423]) ).

thf(f475,plain,
    ( ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                      & ( in @ Y0 @ Y2 ) ) )
                = ( in @ Y0 @ ( setunion @ Y1 ) ) ) ) )
      = $true )
    | ( setunionAx = $false ) ),
    inference(iff_proxy_clausification,[],[f325]) ).

thf(f483,plain,
    ( ( uniqinunit = $false )
    | ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( in @ Y0 @ ( setadjoin @ Y1 @ emptyset ) )
               => ( Y1 = Y0 ) ) ) ) ) ),
    inference(iff_proxy_clausification,[],[f329]) ).

thf(f505,plain,
    ( ( setadjoinOr = $false )
    | ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ ( setadjoin @ Y1 @ Y0 ) )
                   => ( ( in @ Y2 @ Y0 )
                      | ( Y2 = Y1 ) ) ) ) ) ) ) ),
    inference(iff_proxy_clausification,[],[f315]) ).

thf(f566,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                                            ( !! @ $o
                                                                                                                                                                                                                            @ ^ [Y3: $o] :
                                                                                                                                                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                                   => Y3 )
                                                                                                                                                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                                     => Y3 )
                                                                                                                                                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(not_proxy_clausification,[],[f454]) ).

thf(f694,definition,
    ( spl0_6
  <=> ( setunionAx = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_6])],[avatar_definition]) ).

thf(f696,plain,
    ( ( setunionAx = $true )
    | ~ spl0_6 ),
    inference(avatar_component_clause,[],[f694]) ).

thf(f699,definition,
    ( spl0_7
  <=> ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                      & ( in @ Y0 @ Y2 ) ) )
                = ( in @ Y0 @ ( setunion @ Y1 ) ) ) ) )
      = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_7])],[avatar_definition]) ).

thf(f701,plain,
    ( ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y1 )
                      & ( in @ Y0 @ Y2 ) ) )
                = ( in @ Y0 @ ( setunion @ Y1 ) ) ) ) )
      = $true )
    | ~ spl0_7 ),
    inference(avatar_component_clause,[],[f699]) ).

thf(f703,definition,
    ( spl0_8
  <=> ( setunionAx = $false ) ),
    introduced(definition,[new_symbols(definition,[spl0_8])],[avatar_definition]) ).

thf(f705,plain,
    ( ( setunionAx = $false )
    | ~ spl0_8 ),
    inference(avatar_component_clause,[],[f703]) ).

thf(f706,plain,
    ( spl0_7
    | spl0_8 ),
    inference(avatar_split_clause,[],[f475,f703,f699]) ).

thf(f762,definition,
    ( spl0_21
  <=> ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( in @ Y0 @ ( setadjoin @ Y1 @ emptyset ) )
               => ( Y1 = Y0 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl0_21])],[avatar_definition]) ).

thf(f764,plain,
    ( ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( in @ Y0 @ ( setadjoin @ Y1 @ emptyset ) )
               => ( Y1 = Y0 ) ) ) ) )
    | ~ spl0_21 ),
    inference(avatar_component_clause,[],[f762]) ).

thf(f766,definition,
    ( spl0_22
  <=> ( uniqinunit = $false ) ),
    introduced(definition,[new_symbols(definition,[spl0_22])],[avatar_definition]) ).

thf(f768,plain,
    ( ( uniqinunit = $false )
    | ~ spl0_22 ),
    inference(avatar_component_clause,[],[f766]) ).

thf(f769,plain,
    ( spl0_21
    | spl0_22 ),
    inference(avatar_split_clause,[],[f483,f766,f762]) ).

thf(f771,definition,
    ( spl0_23
  <=> ( uniqinunit = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_23])],[avatar_definition]) ).

thf(f773,plain,
    ( ( uniqinunit = $true )
    | ~ spl0_23 ),
    inference(avatar_component_clause,[],[f771]) ).

thf(f960,definition,
    ( spl0_65
  <=> ( setadjoinOr = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_65])],[avatar_definition]) ).

thf(f962,plain,
    ( ( setadjoinOr = $true )
    | ~ spl0_65 ),
    inference(avatar_component_clause,[],[f960]) ).

thf(f969,definition,
    ( spl0_67
  <=> ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ ( setadjoin @ Y1 @ Y0 ) )
                   => ( ( in @ Y2 @ Y0 )
                      | ( Y2 = Y1 ) ) ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl0_67])],[avatar_definition]) ).

thf(f971,plain,
    ( ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ ( setadjoin @ Y1 @ Y0 ) )
                   => ( ( in @ Y2 @ Y0 )
                      | ( Y2 = Y1 ) ) ) ) ) ) )
    | ~ spl0_67 ),
    inference(avatar_component_clause,[],[f969]) ).

thf(f973,definition,
    ( spl0_68
  <=> ( setadjoinOr = $false ) ),
    introduced(definition,[new_symbols(definition,[spl0_68])],[avatar_definition]) ).

thf(f975,plain,
    ( ( setadjoinOr = $false )
    | ~ spl0_68 ),
    inference(avatar_component_clause,[],[f973]) ).

thf(f976,plain,
    ( spl0_67
    | spl0_68 ),
    inference(avatar_split_clause,[],[f505,f973,f969]) ).

thf(f1509,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                                          ( !! @ $o
                                                                                                                                                                                                                          @ ^ [Y3: $o] :
                                                                                                                                                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                                 => Y3 )
                                                                                                                                                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                                   => Y3 )
                                                                                                                                                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f566]) ).

thf(f2392,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                                        ( !! @ $o
                                                                                                                                                                                                                        @ ^ [Y3: $o] :
                                                                                                                                                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                               => Y3 )
                                                                                                                                                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                                 => Y3 )
                                                                                                                                                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f1509]) ).

thf(f2395,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                                      ( !! @ $o
                                                                                                                                                                                                                      @ ^ [Y3: $o] :
                                                                                                                                                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                             => Y3 )
                                                                                                                                                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                               => Y3 )
                                                                                                                                                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2392]) ).

thf(f2398,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                                    ( !! @ $o
                                                                                                                                                                                                                    @ ^ [Y3: $o] :
                                                                                                                                                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                           => Y3 )
                                                                                                                                                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                             => Y3 )
                                                                                                                                                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2395]) ).

thf(f2400,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                                  ( !! @ $o
                                                                                                                                                                                                                  @ ^ [Y3: $o] :
                                                                                                                                                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                           => Y3 )
                                                                                                                                                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2398]) ).

thf(f2401,plain,
    setunionAx = $true,
    inference(imp_proxy_clausification,[],[f2398]) ).

thf(f2403,plain,
    ( $false
    = ( 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
                                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                                ( !! @ $o
                                                                                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2400]) ).

thf(f2405,plain,
    spl0_6,
    inference(avatar_split_clause,[],[f2401,f694]) ).

thf(f2407,plain,
    ( $false
    = ( 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
                                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                                              ( !! @ $o
                                                                                                                                                                                                              @ ^ [Y3: $o] :
                                                                                                                                                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                     => Y3 )
                                                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2403]) ).

thf(f2409,plain,
    ( $false
    = ( 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
                                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                                            ( !! @ $o
                                                                                                                                                                                                            @ ^ [Y3: $o] :
                                                                                                                                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                   => Y3 )
                                                                                                                                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                     => Y3 )
                                                                                                                                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2407]) ).

thf(f2413,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
                                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                                          ( !! @ $o
                                                                                                                                                                                                          @ ^ [Y3: $o] :
                                                                                                                                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                                 => Y3 )
                                                                                                                                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                   => Y3 )
                                                                                                                                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2409]) ).

thf(f2415,plain,
    ( $false
    = ( 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
                                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                                        ( !! @ $o
                                                                                                                                                                                                        @ ^ [Y3: $o] :
                                                                                                                                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                               => Y3 )
                                                                                                                                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                                 => Y3 )
                                                                                                                                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2413]) ).

thf(f2419,plain,
    ( $false
    = ( 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
                                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                                      ( !! @ $o
                                                                                                                                                                                                      @ ^ [Y3: $o] :
                                                                                                                                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                             => Y3 )
                                                                                                                                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                               => Y3 )
                                                                                                                                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2415]) ).

thf(f2421,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
                                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                                    ( !! @ $o
                                                                                                                                                                                                    @ ^ [Y3: $o] :
                                                                                                                                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                           => Y3 )
                                                                                                                                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                             => Y3 )
                                                                                                                                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2419]) ).

thf(f2425,plain,
    ( $false
    = ( 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
                                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                                  ( !! @ $o
                                                                                                                                                                                                  @ ^ [Y3: $o] :
                                                                                                                                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                           => Y3 )
                                                                                                                                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2421]) ).

thf(f2427,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
                                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                                ( !! @ $o
                                                                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2425]) ).

thf(f2430,plain,
    ( $false
    = ( 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
                                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                                              ( !! @ $o
                                                                                                                                                                                              @ ^ [Y3: $o] :
                                                                                                                                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                     => Y3 )
                                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2427]) ).

thf(f2434,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
                                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                                            ( !! @ $o
                                                                                                                                                                                            @ ^ [Y3: $o] :
                                                                                                                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                   => Y3 )
                                                                                                                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                     => Y3 )
                                                                                                                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2430]) ).

thf(f2436,plain,
    ( $false
    = ( 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
                                                                                                                                                                           => ( !! @ $i
                                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                                          ( !! @ $o
                                                                                                                                                                                          @ ^ [Y3: $o] :
                                                                                                                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                                 => Y3 )
                                                                                                                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                   => Y3 )
                                                                                                                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2434]) ).

thf(f2439,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
                                                                                                                                                                         => ( !! @ $i
                                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                                        ( !! @ $o
                                                                                                                                                                                        @ ^ [Y3: $o] :
                                                                                                                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                               => Y3 )
                                                                                                                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                                 => Y3 )
                                                                                                                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2436]) ).

thf(f2442,plain,
    ( $false
    = ( 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
                                                                                                                                                                       => ( !! @ $i
                                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                                      ( !! @ $o
                                                                                                                                                                                      @ ^ [Y3: $o] :
                                                                                                                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                             => Y3 )
                                                                                                                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                               => Y3 )
                                                                                                                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2439]) ).

thf(f2445,plain,
    ( $false
    = ( 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
                                                                                                                                                                     => ( !! @ $i
                                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                                ( !! @ $i
                                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                                    ( !! @ $o
                                                                                                                                                                                    @ ^ [Y3: $o] :
                                                                                                                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                           => Y3 )
                                                                                                                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                             => Y3 )
                                                                                                                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2442]) ).

thf(f2449,plain,
    ( $false
    = ( setext
     => ( emptyI
       => ( noeltsimpempty
         => ( setbeta
           => ( nonemptyE1
             => ( nonemptyI
               => ( nonemptyI1
                 => ( setadjoinIL
                   => ( emptyinunitempty
                     => ( setadjoinIR
                       => ( setadjoinE
                         => ( setadjoinOr
                           => ( setoftrueEq
                             => ( powersetI
                               => ( emptyinPowerset
                                 => ( emptyInPowerset
                                   => ( powersetE
                                     => ( setunionI
                                       => ( setunionE
                                         => ( subPowSU
                                           => ( exuE2
                                             => ( nonemptyImpWitness
                                               => ( uniqinunit
                                                 => ( notinsingleton
                                                   => ( eqinunit
                                                     => ( singletonsswitch
                                                       => ( upairsetE
                                                         => ( upairsetIL
                                                           => ( upairsetIR
                                                             => ( emptyE1
                                                               => ( vacuousDall
                                                                 => ( quantDeMorgan1
                                                                   => ( quantDeMorgan2
                                                                     => ( quantDeMorgan3
                                                                       => ( quantDeMorgan4
                                                                         => ( prop2setI
                                                                           => ( prop2set2propI
                                                                             => ( notdexE
                                                                               => ( notdallE
                                                                                 => ( exuI1
                                                                                   => ( exuI3
                                                                                     => ( exuI2
                                                                                       => ( inCongP
                                                                                         => ( in__Cong
                                                                                           => ( exuE3u
                                                                                             => ( exu__Cong
                                                                                               => ( 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
                                                                                                                                                                   => ( !! @ $i
                                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                                              ( !! @ $i
                                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                                  ( !! @ $o
                                                                                                                                                                                  @ ^ [Y3: $o] :
                                                                                                                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                           => Y3 )
                                                                                                                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2445]) ).

thf(f2451,plain,
    ( $false
    = ( 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
                                                                                                                                                                 => ( !! @ $i
                                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                                            ( !! @ $i
                                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                                ( !! @ $o
                                                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                         => Y3 )
                                                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2449]) ).

thf(f2454,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
                                                                                                                                                               => ( !! @ $i
                                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                                          ( !! @ $i
                                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                                              ( !! @ $o
                                                                                                                                                                              @ ^ [Y3: $o] :
                                                                                                                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                     => Y3 )
                                                                                                                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                       => Y3 )
                                                                                                                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2451]) ).

thf(f2458,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
                                                                                                                                                             => ( !! @ $i
                                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                                        ( !! @ $i
                                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                                            ( !! @ $o
                                                                                                                                                                            @ ^ [Y3: $o] :
                                                                                                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                   => Y3 )
                                                                                                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                     => Y3 )
                                                                                                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2454]) ).

thf(f2461,plain,
    ( $false
    = ( 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
                                                                                                                                                           => ( !! @ $i
                                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                                      ( !! @ $i
                                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                                          ( !! @ $o
                                                                                                                                                                          @ ^ [Y3: $o] :
                                                                                                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                                 => Y3 )
                                                                                                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                   => Y3 )
                                                                                                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2458]) ).

thf(f2463,plain,
    ( $false
    = ( 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
                                                                                                                                                         => ( !! @ $i
                                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                                ( !! @ $i
                                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                                    ( !! @ $i
                                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                                        ( !! @ $o
                                                                                                                                                                        @ ^ [Y3: $o] :
                                                                                                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                               => Y3 )
                                                                                                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                                 => Y3 )
                                                                                                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2461]) ).

thf(f2466,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
                                                                                                                                                       => ( !! @ $i
                                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                                              ( !! @ $i
                                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                                  ( !! @ $i
                                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                                      ( !! @ $o
                                                                                                                                                                      @ ^ [Y3: $o] :
                                                                                                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                             => Y3 )
                                                                                                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                               => Y3 )
                                                                                                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2463]) ).

thf(f2469,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
                                                                                                                                                     => ( !! @ $i
                                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                                            ( !! @ $i
                                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                                ( !! @ $i
                                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                                    ( !! @ $o
                                                                                                                                                                    @ ^ [Y3: $o] :
                                                                                                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                           => Y3 )
                                                                                                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                             => Y3 )
                                                                                                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2466]) ).

thf(f2472,plain,
    ( $false
    = ( 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
                                                                                                                                                   => ( !! @ $i
                                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                                          ( !! @ $i
                                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                                              ( !! @ $i
                                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                                  ( !! @ $o
                                                                                                                                                                  @ ^ [Y3: $o] :
                                                                                                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                         => Y3 )
                                                                                                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                           => Y3 )
                                                                                                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2469]) ).

thf(f2476,plain,
    ( $false
    = ( 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
                                                                                                                                                 => ( !! @ $i
                                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                                        ( !! @ $i
                                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                                            ( !! @ $i
                                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                                ( !! @ $o
                                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                       => Y3 )
                                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                         => Y3 )
                                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2472]) ).

thf(f2478,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
                                                                                                                                               => ( !! @ $i
                                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                                      ( !! @ $i
                                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                                          ( !! @ $i
                                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                                              ( !! @ $o
                                                                                                                                                              @ ^ [Y3: $o] :
                                                                                                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                     => Y3 )
                                                                                                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                       => Y3 )
                                                                                                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2476]) ).

thf(f2482,plain,
    ( $false
    = ( 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
                                                                                                                                             => ( !! @ $i
                                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                                    ( !! @ $i
                                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                                        ( !! @ $i
                                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                                            ( !! @ $o
                                                                                                                                                            @ ^ [Y3: $o] :
                                                                                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                   => Y3 )
                                                                                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                     => Y3 )
                                                                                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2478]) ).

thf(f2485,plain,
    ( $false
    = ( 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
                                                                                                                                           => ( !! @ $i
                                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                                  ( !! @ $i
                                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                                      ( !! @ $i
                                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                                          ( !! @ $o
                                                                                                                                                          @ ^ [Y3: $o] :
                                                                                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                                 => Y3 )
                                                                                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                   => Y3 )
                                                                                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2482]) ).

thf(f2486,plain,
    setadjoinOr = $true,
    inference(imp_proxy_clausification,[],[f2482]) ).

thf(f2487,plain,
    ( $false
    = ( 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
                                                                                                                                         => ( !! @ $i
                                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                                ( !! @ $i
                                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                                    ( !! @ $i
                                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                                        ( !! @ $o
                                                                                                                                                        @ ^ [Y3: $o] :
                                                                                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                               => Y3 )
                                                                                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                                 => Y3 )
                                                                                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2485]) ).

thf(f2489,plain,
    spl0_65,
    inference(avatar_split_clause,[],[f2486,f960]) ).

thf(f2491,plain,
    ( $false
    = ( 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
                                                                                                                                       => ( !! @ $i
                                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                                              ( !! @ $i
                                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                                  ( !! @ $i
                                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                                      ( !! @ $o
                                                                                                                                                      @ ^ [Y3: $o] :
                                                                                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                             => Y3 )
                                                                                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                               => Y3 )
                                                                                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2487]) ).

thf(f2493,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
                                                                                                                                     => ( !! @ $i
                                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                                            ( !! @ $i
                                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                                ( !! @ $i
                                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                                    ( !! @ $o
                                                                                                                                                    @ ^ [Y3: $o] :
                                                                                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                           => Y3 )
                                                                                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                             => Y3 )
                                                                                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2491]) ).

thf(f2496,plain,
    ( $false
    = ( 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
                                                                                                                                   => ( !! @ $i
                                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                                          ( !! @ $i
                                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                                              ( !! @ $i
                                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                                  ( !! @ $o
                                                                                                                                                  @ ^ [Y3: $o] :
                                                                                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                         => Y3 )
                                                                                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                           => Y3 )
                                                                                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2493]) ).

thf(f2499,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
                                                                                                                                 => ( !! @ $i
                                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                                        ( !! @ $i
                                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                                            ( !! @ $i
                                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                                ( !! @ $o
                                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                       => Y3 )
                                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                         => Y3 )
                                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2496]) ).

thf(f2502,plain,
    ( $false
    = ( 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
                                                                                                                               => ( !! @ $i
                                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                                      ( !! @ $i
                                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                                          ( !! @ $i
                                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                                              ( !! @ $o
                                                                                                                                              @ ^ [Y3: $o] :
                                                                                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                     => Y3 )
                                                                                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                       => Y3 )
                                                                                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2499]) ).

thf(f2506,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
                                                                                                                             => ( !! @ $i
                                                                                                                                @ ^ [Y0: $i] :
                                                                                                                                    ( !! @ $i
                                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                                        ( !! @ $i
                                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                                            ( !! @ $o
                                                                                                                                            @ ^ [Y3: $o] :
                                                                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                   => Y3 )
                                                                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                     => Y3 )
                                                                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2502]) ).

thf(f2509,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
                                                                                                                           => ( !! @ $i
                                                                                                                              @ ^ [Y0: $i] :
                                                                                                                                  ( !! @ $i
                                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                                      ( !! @ $i
                                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                                          ( !! @ $o
                                                                                                                                          @ ^ [Y3: $o] :
                                                                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                                 => Y3 )
                                                                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                   => Y3 )
                                                                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2506]) ).

thf(f2511,plain,
    ( $false
    = ( 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
                                                                                                                         => ( !! @ $i
                                                                                                                            @ ^ [Y0: $i] :
                                                                                                                                ( !! @ $i
                                                                                                                                @ ^ [Y1: $i] :
                                                                                                                                    ( !! @ $i
                                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                                        ( !! @ $o
                                                                                                                                        @ ^ [Y3: $o] :
                                                                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                               => Y3 )
                                                                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                                 => Y3 )
                                                                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2509]) ).

thf(f2514,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
                                                                                                                       => ( !! @ $i
                                                                                                                          @ ^ [Y0: $i] :
                                                                                                                              ( !! @ $i
                                                                                                                              @ ^ [Y1: $i] :
                                                                                                                                  ( !! @ $i
                                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                                      ( !! @ $o
                                                                                                                                      @ ^ [Y3: $o] :
                                                                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                             => Y3 )
                                                                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                               => Y3 )
                                                                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2511]) ).

thf(f2517,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
                                                                                                                     => ( !! @ $i
                                                                                                                        @ ^ [Y0: $i] :
                                                                                                                            ( !! @ $i
                                                                                                                            @ ^ [Y1: $i] :
                                                                                                                                ( !! @ $i
                                                                                                                                @ ^ [Y2: $i] :
                                                                                                                                    ( !! @ $o
                                                                                                                                    @ ^ [Y3: $o] :
                                                                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                           => Y3 )
                                                                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                             => Y3 )
                                                                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2514]) ).

thf(f2518,plain,
    uniqinunit = $true,
    inference(imp_proxy_clausification,[],[f2514]) ).

thf(f2520,plain,
    ( $false
    = ( 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
                                                                                                                   => ( !! @ $i
                                                                                                                      @ ^ [Y0: $i] :
                                                                                                                          ( !! @ $i
                                                                                                                          @ ^ [Y1: $i] :
                                                                                                                              ( !! @ $i
                                                                                                                              @ ^ [Y2: $i] :
                                                                                                                                  ( !! @ $o
                                                                                                                                  @ ^ [Y3: $o] :
                                                                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                         => Y3 )
                                                                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                           => Y3 )
                                                                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2517]) ).

thf(f2522,plain,
    spl0_23,
    inference(avatar_split_clause,[],[f2518,f771]) ).

thf(f2524,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
                                                                                                                 => ( !! @ $i
                                                                                                                    @ ^ [Y0: $i] :
                                                                                                                        ( !! @ $i
                                                                                                                        @ ^ [Y1: $i] :
                                                                                                                            ( !! @ $i
                                                                                                                            @ ^ [Y2: $i] :
                                                                                                                                ( !! @ $o
                                                                                                                                @ ^ [Y3: $o] :
                                                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                       => Y3 )
                                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                         => Y3 )
                                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2520]) ).

thf(f2527,plain,
    ( $false
    = ( 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
                                                                                                               => ( !! @ $i
                                                                                                                  @ ^ [Y0: $i] :
                                                                                                                      ( !! @ $i
                                                                                                                      @ ^ [Y1: $i] :
                                                                                                                          ( !! @ $i
                                                                                                                          @ ^ [Y2: $i] :
                                                                                                                              ( !! @ $o
                                                                                                                              @ ^ [Y3: $o] :
                                                                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                     => Y3 )
                                                                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                       => Y3 )
                                                                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2524]) ).

thf(f2529,plain,
    ( $false
    = ( 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
                                                                                                             => ( !! @ $i
                                                                                                                @ ^ [Y0: $i] :
                                                                                                                    ( !! @ $i
                                                                                                                    @ ^ [Y1: $i] :
                                                                                                                        ( !! @ $i
                                                                                                                        @ ^ [Y2: $i] :
                                                                                                                            ( !! @ $o
                                                                                                                            @ ^ [Y3: $o] :
                                                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                   => Y3 )
                                                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                     => Y3 )
                                                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2527]) ).

thf(f2532,plain,
    ( $false
    = ( 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
                                                                                                           => ( !! @ $i
                                                                                                              @ ^ [Y0: $i] :
                                                                                                                  ( !! @ $i
                                                                                                                  @ ^ [Y1: $i] :
                                                                                                                      ( !! @ $i
                                                                                                                      @ ^ [Y2: $i] :
                                                                                                                          ( !! @ $o
                                                                                                                          @ ^ [Y3: $o] :
                                                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                                                 => Y3 )
                                                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                   => Y3 )
                                                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2529]) ).

thf(f2536,plain,
    ( $false
    = ( 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
                                                                                                         => ( !! @ $i
                                                                                                            @ ^ [Y0: $i] :
                                                                                                                ( !! @ $i
                                                                                                                @ ^ [Y1: $i] :
                                                                                                                    ( !! @ $i
                                                                                                                    @ ^ [Y2: $i] :
                                                                                                                        ( !! @ $o
                                                                                                                        @ ^ [Y3: $o] :
                                                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                                                               => Y3 )
                                                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                                                 => Y3 )
                                                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2532]) ).

thf(f2538,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
                                                                                                       => ( !! @ $i
                                                                                                          @ ^ [Y0: $i] :
                                                                                                              ( !! @ $i
                                                                                                              @ ^ [Y1: $i] :
                                                                                                                  ( !! @ $i
                                                                                                                  @ ^ [Y2: $i] :
                                                                                                                      ( !! @ $o
                                                                                                                      @ ^ [Y3: $o] :
                                                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                                                             => Y3 )
                                                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                                                               => Y3 )
                                                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2536]) ).

thf(f2541,plain,
    ( $false
    = ( 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
                                                                                                     => ( !! @ $i
                                                                                                        @ ^ [Y0: $i] :
                                                                                                            ( !! @ $i
                                                                                                            @ ^ [Y1: $i] :
                                                                                                                ( !! @ $i
                                                                                                                @ ^ [Y2: $i] :
                                                                                                                    ( !! @ $o
                                                                                                                    @ ^ [Y3: $o] :
                                                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                                                           => Y3 )
                                                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                                                             => Y3 )
                                                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2538]) ).

thf(f2544,plain,
    ( $false
    = ( 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
                                                                                                   => ( !! @ $i
                                                                                                      @ ^ [Y0: $i] :
                                                                                                          ( !! @ $i
                                                                                                          @ ^ [Y1: $i] :
                                                                                                              ( !! @ $i
                                                                                                              @ ^ [Y2: $i] :
                                                                                                                  ( !! @ $o
                                                                                                                  @ ^ [Y3: $o] :
                                                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                                                         => Y3 )
                                                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                                                           => Y3 )
                                                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2541]) ).

thf(f2548,plain,
    ( $false
    = ( 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
                                                                                                 => ( !! @ $i
                                                                                                    @ ^ [Y0: $i] :
                                                                                                        ( !! @ $i
                                                                                                        @ ^ [Y1: $i] :
                                                                                                            ( !! @ $i
                                                                                                            @ ^ [Y2: $i] :
                                                                                                                ( !! @ $o
                                                                                                                @ ^ [Y3: $o] :
                                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                                       => Y3 )
                                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                                         => Y3 )
                                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2544]) ).

thf(f2550,plain,
    ( $false
    = ( 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
                                                                                               => ( !! @ $i
                                                                                                  @ ^ [Y0: $i] :
                                                                                                      ( !! @ $i
                                                                                                      @ ^ [Y1: $i] :
                                                                                                          ( !! @ $i
                                                                                                          @ ^ [Y2: $i] :
                                                                                                              ( !! @ $o
                                                                                                              @ ^ [Y3: $o] :
                                                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                                                     => Y3 )
                                                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                                                       => Y3 )
                                                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2548]) ).

thf(f2553,plain,
    ( $false
    = ( 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
                                                                                             => ( !! @ $i
                                                                                                @ ^ [Y0: $i] :
                                                                                                    ( !! @ $i
                                                                                                    @ ^ [Y1: $i] :
                                                                                                        ( !! @ $i
                                                                                                        @ ^ [Y2: $i] :
                                                                                                            ( !! @ $o
                                                                                                            @ ^ [Y3: $o] :
                                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                                   => Y3 )
                                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                                     => Y3 )
                                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2550]) ).

thf(f2557,plain,
    ( $false
    = ( 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
                                                                                           => ( !! @ $i
                                                                                              @ ^ [Y0: $i] :
                                                                                                  ( !! @ $i
                                                                                                  @ ^ [Y1: $i] :
                                                                                                      ( !! @ $i
                                                                                                      @ ^ [Y2: $i] :
                                                                                                          ( !! @ $o
                                                                                                          @ ^ [Y3: $o] :
                                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                                 => Y3 )
                                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                                   => Y3 )
                                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2553]) ).

thf(f2559,plain,
    ( $false
    = ( 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
                                                                                         => ( !! @ $i
                                                                                            @ ^ [Y0: $i] :
                                                                                                ( !! @ $i
                                                                                                @ ^ [Y1: $i] :
                                                                                                    ( !! @ $i
                                                                                                    @ ^ [Y2: $i] :
                                                                                                        ( !! @ $o
                                                                                                        @ ^ [Y3: $o] :
                                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                                               => Y3 )
                                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                                 => Y3 )
                                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2557]) ).

thf(f2563,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
                                                                                       => ( !! @ $i
                                                                                          @ ^ [Y0: $i] :
                                                                                              ( !! @ $i
                                                                                              @ ^ [Y1: $i] :
                                                                                                  ( !! @ $i
                                                                                                  @ ^ [Y2: $i] :
                                                                                                      ( !! @ $o
                                                                                                      @ ^ [Y3: $o] :
                                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                                             => Y3 )
                                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                                               => Y3 )
                                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2559]) ).

thf(f2566,plain,
    ( $false
    = ( 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
                                                                                     => ( !! @ $i
                                                                                        @ ^ [Y0: $i] :
                                                                                            ( !! @ $i
                                                                                            @ ^ [Y1: $i] :
                                                                                                ( !! @ $i
                                                                                                @ ^ [Y2: $i] :
                                                                                                    ( !! @ $o
                                                                                                    @ ^ [Y3: $o] :
                                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                                           => Y3 )
                                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                                             => Y3 )
                                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2563]) ).

thf(f2568,plain,
    ( $false
    = ( 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
                                                                                   => ( !! @ $i
                                                                                      @ ^ [Y0: $i] :
                                                                                          ( !! @ $i
                                                                                          @ ^ [Y1: $i] :
                                                                                              ( !! @ $i
                                                                                              @ ^ [Y2: $i] :
                                                                                                  ( !! @ $o
                                                                                                  @ ^ [Y3: $o] :
                                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                                         => Y3 )
                                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                                           => Y3 )
                                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2566]) ).

thf(f2572,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
                                                                                 => ( !! @ $i
                                                                                    @ ^ [Y0: $i] :
                                                                                        ( !! @ $i
                                                                                        @ ^ [Y1: $i] :
                                                                                            ( !! @ $i
                                                                                            @ ^ [Y2: $i] :
                                                                                                ( !! @ $o
                                                                                                @ ^ [Y3: $o] :
                                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                                       => Y3 )
                                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                                         => Y3 )
                                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2568]) ).

thf(f2574,plain,
    ( $false
    = ( 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
                                                                               => ( !! @ $i
                                                                                  @ ^ [Y0: $i] :
                                                                                      ( !! @ $i
                                                                                      @ ^ [Y1: $i] :
                                                                                          ( !! @ $i
                                                                                          @ ^ [Y2: $i] :
                                                                                              ( !! @ $o
                                                                                              @ ^ [Y3: $o] :
                                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                                     => Y3 )
                                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                                       => Y3 )
                                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2572]) ).

thf(f2577,plain,
    ( $false
    = ( 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
                                                                             => ( !! @ $i
                                                                                @ ^ [Y0: $i] :
                                                                                    ( !! @ $i
                                                                                    @ ^ [Y1: $i] :
                                                                                        ( !! @ $i
                                                                                        @ ^ [Y2: $i] :
                                                                                            ( !! @ $o
                                                                                            @ ^ [Y3: $o] :
                                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                                   => Y3 )
                                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                                     => Y3 )
                                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2574]) ).

thf(f2580,plain,
    ( $false
    = ( 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
                                                                           => ( !! @ $i
                                                                              @ ^ [Y0: $i] :
                                                                                  ( !! @ $i
                                                                                  @ ^ [Y1: $i] :
                                                                                      ( !! @ $i
                                                                                      @ ^ [Y2: $i] :
                                                                                          ( !! @ $o
                                                                                          @ ^ [Y3: $o] :
                                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                                 => Y3 )
                                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                                   => Y3 )
                                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2577]) ).

thf(f2583,plain,
    ( $false
    = ( 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
                                                                         => ( !! @ $i
                                                                            @ ^ [Y0: $i] :
                                                                                ( !! @ $i
                                                                                @ ^ [Y1: $i] :
                                                                                    ( !! @ $i
                                                                                    @ ^ [Y2: $i] :
                                                                                        ( !! @ $o
                                                                                        @ ^ [Y3: $o] :
                                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                                               => Y3 )
                                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                                 => Y3 )
                                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2580]) ).

thf(f2587,plain,
    ( $false
    = ( 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
                                                                       => ( !! @ $i
                                                                          @ ^ [Y0: $i] :
                                                                              ( !! @ $i
                                                                              @ ^ [Y1: $i] :
                                                                                  ( !! @ $i
                                                                                  @ ^ [Y2: $i] :
                                                                                      ( !! @ $o
                                                                                      @ ^ [Y3: $o] :
                                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                                             => Y3 )
                                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                                               => Y3 )
                                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2583]) ).

thf(f2590,plain,
    ( $false
    = ( 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
                                                                     => ( !! @ $i
                                                                        @ ^ [Y0: $i] :
                                                                            ( !! @ $i
                                                                            @ ^ [Y1: $i] :
                                                                                ( !! @ $i
                                                                                @ ^ [Y2: $i] :
                                                                                    ( !! @ $o
                                                                                    @ ^ [Y3: $o] :
                                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                                           => Y3 )
                                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                                             => Y3 )
                                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2587]) ).

thf(f2592,plain,
    ( $false
    = ( 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
                                                                   => ( !! @ $i
                                                                      @ ^ [Y0: $i] :
                                                                          ( !! @ $i
                                                                          @ ^ [Y1: $i] :
                                                                              ( !! @ $i
                                                                              @ ^ [Y2: $i] :
                                                                                  ( !! @ $o
                                                                                  @ ^ [Y3: $o] :
                                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                                         => Y3 )
                                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                                           => Y3 )
                                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2590]) ).

thf(f2594,plain,
    ( $false
    = ( 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
                                                                 => ( !! @ $i
                                                                    @ ^ [Y0: $i] :
                                                                        ( !! @ $i
                                                                        @ ^ [Y1: $i] :
                                                                            ( !! @ $i
                                                                            @ ^ [Y2: $i] :
                                                                                ( !! @ $o
                                                                                @ ^ [Y3: $o] :
                                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                                       => Y3 )
                                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                                         => Y3 )
                                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2592]) ).

thf(f2597,plain,
    ( $false
    = ( 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
                                                               => ( !! @ $i
                                                                  @ ^ [Y0: $i] :
                                                                      ( !! @ $i
                                                                      @ ^ [Y1: $i] :
                                                                          ( !! @ $i
                                                                          @ ^ [Y2: $i] :
                                                                              ( !! @ $o
                                                                              @ ^ [Y3: $o] :
                                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                                     => Y3 )
                                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                                       => Y3 )
                                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2594]) ).

thf(f2601,plain,
    ( $false
    = ( 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
                                                             => ( !! @ $i
                                                                @ ^ [Y0: $i] :
                                                                    ( !! @ $i
                                                                    @ ^ [Y1: $i] :
                                                                        ( !! @ $i
                                                                        @ ^ [Y2: $i] :
                                                                            ( !! @ $o
                                                                            @ ^ [Y3: $o] :
                                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                                   => Y3 )
                                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                                     => Y3 )
                                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2597]) ).

thf(f2603,plain,
    ( $false
    = ( 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
                                                           => ( !! @ $i
                                                              @ ^ [Y0: $i] :
                                                                  ( !! @ $i
                                                                  @ ^ [Y1: $i] :
                                                                      ( !! @ $i
                                                                      @ ^ [Y2: $i] :
                                                                          ( !! @ $o
                                                                          @ ^ [Y3: $o] :
                                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                                 => Y3 )
                                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                                   => Y3 )
                                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2601]) ).

thf(f2606,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
                                                         => ( !! @ $i
                                                            @ ^ [Y0: $i] :
                                                                ( !! @ $i
                                                                @ ^ [Y1: $i] :
                                                                    ( !! @ $i
                                                                    @ ^ [Y2: $i] :
                                                                        ( !! @ $o
                                                                        @ ^ [Y3: $o] :
                                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                           => ( ( ( in @ Y0 @ Y2 )
                                                                               => Y3 )
                                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                                 => Y3 )
                                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2603]) ).

thf(f2609,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
                                                       => ( !! @ $i
                                                          @ ^ [Y0: $i] :
                                                              ( !! @ $i
                                                              @ ^ [Y1: $i] :
                                                                  ( !! @ $i
                                                                  @ ^ [Y2: $i] :
                                                                      ( !! @ $o
                                                                      @ ^ [Y3: $o] :
                                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                         => ( ( ( in @ Y0 @ Y2 )
                                                                             => Y3 )
                                                                           => ( ( ( in @ Y0 @ Y1 )
                                                                               => Y3 )
                                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2606]) ).

thf(f2612,plain,
    ( $false
    = ( 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
                                                     => ( !! @ $i
                                                        @ ^ [Y0: $i] :
                                                            ( !! @ $i
                                                            @ ^ [Y1: $i] :
                                                                ( !! @ $i
                                                                @ ^ [Y2: $i] :
                                                                    ( !! @ $o
                                                                    @ ^ [Y3: $o] :
                                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                       => ( ( ( in @ Y0 @ Y2 )
                                                                           => Y3 )
                                                                         => ( ( ( in @ Y0 @ Y1 )
                                                                             => Y3 )
                                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2609]) ).

thf(f2614,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
                                                   => ( !! @ $i
                                                      @ ^ [Y0: $i] :
                                                          ( !! @ $i
                                                          @ ^ [Y1: $i] :
                                                              ( !! @ $i
                                                              @ ^ [Y2: $i] :
                                                                  ( !! @ $o
                                                                  @ ^ [Y3: $o] :
                                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                     => ( ( ( in @ Y0 @ Y2 )
                                                                         => Y3 )
                                                                       => ( ( ( in @ Y0 @ Y1 )
                                                                           => Y3 )
                                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2612]) ).

thf(f2617,plain,
    ( $false
    = ( subsetI2
     => ( emptysetsubset
       => ( subsetE
         => ( subsetE2
           => ( notsubsetI
             => ( notequalI1
               => ( notequalI2
                 => ( subsetRefl
                   => ( subsetTrans
                     => ( setadjoinSub
                       => ( setadjoinSub2
                         => ( subset2powerset
                           => ( setextsub
                             => ( subsetemptysetimpeq
                               => ( powersetI1
                                 => ( powersetE1
                                   => ( inPowerset
                                     => ( powersetsubset
                                       => ( sepInPowerset
                                         => ( sepSubset
                                           => ( binunionIL
                                             => ( upairset2IR
                                               => ( binunionIR
                                                 => ( !! @ $i
                                                    @ ^ [Y0: $i] :
                                                        ( !! @ $i
                                                        @ ^ [Y1: $i] :
                                                            ( !! @ $i
                                                            @ ^ [Y2: $i] :
                                                                ( !! @ $o
                                                                @ ^ [Y3: $o] :
                                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                   => ( ( ( in @ Y0 @ Y2 )
                                                                       => Y3 )
                                                                     => ( ( ( in @ Y0 @ Y1 )
                                                                         => Y3 )
                                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2614]) ).

thf(f2620,plain,
    ( $false
    = ( emptysetsubset
     => ( subsetE
       => ( subsetE2
         => ( notsubsetI
           => ( notequalI1
             => ( notequalI2
               => ( subsetRefl
                 => ( subsetTrans
                   => ( setadjoinSub
                     => ( setadjoinSub2
                       => ( subset2powerset
                         => ( setextsub
                           => ( subsetemptysetimpeq
                             => ( powersetI1
                               => ( powersetE1
                                 => ( inPowerset
                                   => ( powersetsubset
                                     => ( sepInPowerset
                                       => ( sepSubset
                                         => ( binunionIL
                                           => ( upairset2IR
                                             => ( binunionIR
                                               => ( !! @ $i
                                                  @ ^ [Y0: $i] :
                                                      ( !! @ $i
                                                      @ ^ [Y1: $i] :
                                                          ( !! @ $i
                                                          @ ^ [Y2: $i] :
                                                              ( !! @ $o
                                                              @ ^ [Y3: $o] :
                                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                                 => ( ( ( in @ Y0 @ Y2 )
                                                                     => Y3 )
                                                                   => ( ( ( in @ Y0 @ Y1 )
                                                                       => Y3 )
                                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2617]) ).

thf(f2624,plain,
    ( $false
    = ( subsetE
     => ( subsetE2
       => ( notsubsetI
         => ( notequalI1
           => ( notequalI2
             => ( subsetRefl
               => ( subsetTrans
                 => ( setadjoinSub
                   => ( setadjoinSub2
                     => ( subset2powerset
                       => ( setextsub
                         => ( subsetemptysetimpeq
                           => ( powersetI1
                             => ( powersetE1
                               => ( inPowerset
                                 => ( powersetsubset
                                   => ( sepInPowerset
                                     => ( sepSubset
                                       => ( binunionIL
                                         => ( upairset2IR
                                           => ( binunionIR
                                             => ( !! @ $i
                                                @ ^ [Y0: $i] :
                                                    ( !! @ $i
                                                    @ ^ [Y1: $i] :
                                                        ( !! @ $i
                                                        @ ^ [Y2: $i] :
                                                            ( !! @ $o
                                                            @ ^ [Y3: $o] :
                                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                               => ( ( ( in @ Y0 @ Y2 )
                                                                   => Y3 )
                                                                 => ( ( ( in @ Y0 @ Y1 )
                                                                     => Y3 )
                                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2620]) ).

thf(f2626,plain,
    ( $false
    = ( subsetE2
     => ( notsubsetI
       => ( notequalI1
         => ( notequalI2
           => ( subsetRefl
             => ( subsetTrans
               => ( setadjoinSub
                 => ( setadjoinSub2
                   => ( subset2powerset
                     => ( setextsub
                       => ( subsetemptysetimpeq
                         => ( powersetI1
                           => ( powersetE1
                             => ( inPowerset
                               => ( powersetsubset
                                 => ( sepInPowerset
                                   => ( sepSubset
                                     => ( binunionIL
                                       => ( upairset2IR
                                         => ( binunionIR
                                           => ( !! @ $i
                                              @ ^ [Y0: $i] :
                                                  ( !! @ $i
                                                  @ ^ [Y1: $i] :
                                                      ( !! @ $i
                                                      @ ^ [Y2: $i] :
                                                          ( !! @ $o
                                                          @ ^ [Y3: $o] :
                                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                             => ( ( ( in @ Y0 @ Y2 )
                                                                 => Y3 )
                                                               => ( ( ( in @ Y0 @ Y1 )
                                                                   => Y3 )
                                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2624]) ).

thf(f2630,plain,
    ( $false
    = ( notsubsetI
     => ( notequalI1
       => ( notequalI2
         => ( subsetRefl
           => ( subsetTrans
             => ( setadjoinSub
               => ( setadjoinSub2
                 => ( subset2powerset
                   => ( setextsub
                     => ( subsetemptysetimpeq
                       => ( powersetI1
                         => ( powersetE1
                           => ( inPowerset
                             => ( powersetsubset
                               => ( sepInPowerset
                                 => ( sepSubset
                                   => ( binunionIL
                                     => ( upairset2IR
                                       => ( binunionIR
                                         => ( !! @ $i
                                            @ ^ [Y0: $i] :
                                                ( !! @ $i
                                                @ ^ [Y1: $i] :
                                                    ( !! @ $i
                                                    @ ^ [Y2: $i] :
                                                        ( !! @ $o
                                                        @ ^ [Y3: $o] :
                                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                           => ( ( ( in @ Y0 @ Y2 )
                                                               => Y3 )
                                                             => ( ( ( in @ Y0 @ Y1 )
                                                                 => Y3 )
                                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2626]) ).

thf(f2632,plain,
    ( $false
    = ( notequalI1
     => ( notequalI2
       => ( subsetRefl
         => ( subsetTrans
           => ( setadjoinSub
             => ( setadjoinSub2
               => ( subset2powerset
                 => ( setextsub
                   => ( subsetemptysetimpeq
                     => ( powersetI1
                       => ( powersetE1
                         => ( inPowerset
                           => ( powersetsubset
                             => ( sepInPowerset
                               => ( sepSubset
                                 => ( binunionIL
                                   => ( upairset2IR
                                     => ( binunionIR
                                       => ( !! @ $i
                                          @ ^ [Y0: $i] :
                                              ( !! @ $i
                                              @ ^ [Y1: $i] :
                                                  ( !! @ $i
                                                  @ ^ [Y2: $i] :
                                                      ( !! @ $o
                                                      @ ^ [Y3: $o] :
                                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                         => ( ( ( in @ Y0 @ Y2 )
                                                             => Y3 )
                                                           => ( ( ( in @ Y0 @ Y1 )
                                                               => Y3 )
                                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2630]) ).

thf(f2636,plain,
    ( $false
    = ( notequalI2
     => ( subsetRefl
       => ( subsetTrans
         => ( setadjoinSub
           => ( setadjoinSub2
             => ( subset2powerset
               => ( setextsub
                 => ( subsetemptysetimpeq
                   => ( powersetI1
                     => ( powersetE1
                       => ( inPowerset
                         => ( powersetsubset
                           => ( sepInPowerset
                             => ( sepSubset
                               => ( binunionIL
                                 => ( upairset2IR
                                   => ( binunionIR
                                     => ( !! @ $i
                                        @ ^ [Y0: $i] :
                                            ( !! @ $i
                                            @ ^ [Y1: $i] :
                                                ( !! @ $i
                                                @ ^ [Y2: $i] :
                                                    ( !! @ $o
                                                    @ ^ [Y3: $o] :
                                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                       => ( ( ( in @ Y0 @ Y2 )
                                                           => Y3 )
                                                         => ( ( ( in @ Y0 @ Y1 )
                                                             => Y3 )
                                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2632]) ).

thf(f2638,plain,
    ( $false
    = ( subsetRefl
     => ( subsetTrans
       => ( setadjoinSub
         => ( setadjoinSub2
           => ( subset2powerset
             => ( setextsub
               => ( subsetemptysetimpeq
                 => ( powersetI1
                   => ( powersetE1
                     => ( inPowerset
                       => ( powersetsubset
                         => ( sepInPowerset
                           => ( sepSubset
                             => ( binunionIL
                               => ( upairset2IR
                                 => ( binunionIR
                                   => ( !! @ $i
                                      @ ^ [Y0: $i] :
                                          ( !! @ $i
                                          @ ^ [Y1: $i] :
                                              ( !! @ $i
                                              @ ^ [Y2: $i] :
                                                  ( !! @ $o
                                                  @ ^ [Y3: $o] :
                                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                     => ( ( ( in @ Y0 @ Y2 )
                                                         => Y3 )
                                                       => ( ( ( in @ Y0 @ Y1 )
                                                           => Y3 )
                                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2636]) ).

thf(f2642,plain,
    ( $false
    = ( subsetTrans
     => ( setadjoinSub
       => ( setadjoinSub2
         => ( subset2powerset
           => ( setextsub
             => ( subsetemptysetimpeq
               => ( powersetI1
                 => ( powersetE1
                   => ( inPowerset
                     => ( powersetsubset
                       => ( sepInPowerset
                         => ( sepSubset
                           => ( binunionIL
                             => ( upairset2IR
                               => ( binunionIR
                                 => ( !! @ $i
                                    @ ^ [Y0: $i] :
                                        ( !! @ $i
                                        @ ^ [Y1: $i] :
                                            ( !! @ $i
                                            @ ^ [Y2: $i] :
                                                ( !! @ $o
                                                @ ^ [Y3: $o] :
                                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                   => ( ( ( in @ Y0 @ Y2 )
                                                       => Y3 )
                                                     => ( ( ( in @ Y0 @ Y1 )
                                                         => Y3 )
                                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2638]) ).

thf(f2644,plain,
    ( $false
    = ( setadjoinSub
     => ( setadjoinSub2
       => ( subset2powerset
         => ( setextsub
           => ( subsetemptysetimpeq
             => ( powersetI1
               => ( powersetE1
                 => ( inPowerset
                   => ( powersetsubset
                     => ( sepInPowerset
                       => ( sepSubset
                         => ( binunionIL
                           => ( upairset2IR
                             => ( binunionIR
                               => ( !! @ $i
                                  @ ^ [Y0: $i] :
                                      ( !! @ $i
                                      @ ^ [Y1: $i] :
                                          ( !! @ $i
                                          @ ^ [Y2: $i] :
                                              ( !! @ $o
                                              @ ^ [Y3: $o] :
                                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                                 => ( ( ( in @ Y0 @ Y2 )
                                                     => Y3 )
                                                   => ( ( ( in @ Y0 @ Y1 )
                                                       => Y3 )
                                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2642]) ).

thf(f2647,plain,
    ( $false
    = ( setadjoinSub2
     => ( subset2powerset
       => ( setextsub
         => ( subsetemptysetimpeq
           => ( powersetI1
             => ( powersetE1
               => ( inPowerset
                 => ( powersetsubset
                   => ( sepInPowerset
                     => ( sepSubset
                       => ( binunionIL
                         => ( upairset2IR
                           => ( binunionIR
                             => ( !! @ $i
                                @ ^ [Y0: $i] :
                                    ( !! @ $i
                                    @ ^ [Y1: $i] :
                                        ( !! @ $i
                                        @ ^ [Y2: $i] :
                                            ( !! @ $o
                                            @ ^ [Y3: $o] :
                                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                               => ( ( ( in @ Y0 @ Y2 )
                                                   => Y3 )
                                                 => ( ( ( in @ Y0 @ Y1 )
                                                     => Y3 )
                                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2644]) ).

thf(f2650,plain,
    ( $false
    = ( subset2powerset
     => ( setextsub
       => ( subsetemptysetimpeq
         => ( powersetI1
           => ( powersetE1
             => ( inPowerset
               => ( powersetsubset
                 => ( sepInPowerset
                   => ( sepSubset
                     => ( binunionIL
                       => ( upairset2IR
                         => ( binunionIR
                           => ( !! @ $i
                              @ ^ [Y0: $i] :
                                  ( !! @ $i
                                  @ ^ [Y1: $i] :
                                      ( !! @ $i
                                      @ ^ [Y2: $i] :
                                          ( !! @ $o
                                          @ ^ [Y3: $o] :
                                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                             => ( ( ( in @ Y0 @ Y2 )
                                                 => Y3 )
                                               => ( ( ( in @ Y0 @ Y1 )
                                                   => Y3 )
                                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2647]) ).

thf(f2653,plain,
    ( $false
    = ( setextsub
     => ( subsetemptysetimpeq
       => ( powersetI1
         => ( powersetE1
           => ( inPowerset
             => ( powersetsubset
               => ( sepInPowerset
                 => ( sepSubset
                   => ( binunionIL
                     => ( upairset2IR
                       => ( binunionIR
                         => ( !! @ $i
                            @ ^ [Y0: $i] :
                                ( !! @ $i
                                @ ^ [Y1: $i] :
                                    ( !! @ $i
                                    @ ^ [Y2: $i] :
                                        ( !! @ $o
                                        @ ^ [Y3: $o] :
                                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                           => ( ( ( in @ Y0 @ Y2 )
                                               => Y3 )
                                             => ( ( ( in @ Y0 @ Y1 )
                                                 => Y3 )
                                               => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2650]) ).

thf(f2657,plain,
    ( $false
    = ( subsetemptysetimpeq
     => ( powersetI1
       => ( powersetE1
         => ( inPowerset
           => ( powersetsubset
             => ( sepInPowerset
               => ( sepSubset
                 => ( binunionIL
                   => ( upairset2IR
                     => ( binunionIR
                       => ( !! @ $i
                          @ ^ [Y0: $i] :
                              ( !! @ $i
                              @ ^ [Y1: $i] :
                                  ( !! @ $i
                                  @ ^ [Y2: $i] :
                                      ( !! @ $o
                                      @ ^ [Y3: $o] :
                                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                         => ( ( ( in @ Y0 @ Y2 )
                                             => Y3 )
                                           => ( ( ( in @ Y0 @ Y1 )
                                               => Y3 )
                                             => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2653]) ).

thf(f2660,plain,
    ( $false
    = ( powersetI1
     => ( powersetE1
       => ( inPowerset
         => ( powersetsubset
           => ( sepInPowerset
             => ( sepSubset
               => ( binunionIL
                 => ( upairset2IR
                   => ( binunionIR
                     => ( !! @ $i
                        @ ^ [Y0: $i] :
                            ( !! @ $i
                            @ ^ [Y1: $i] :
                                ( !! @ $i
                                @ ^ [Y2: $i] :
                                    ( !! @ $o
                                    @ ^ [Y3: $o] :
                                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                       => ( ( ( in @ Y0 @ Y2 )
                                           => Y3 )
                                         => ( ( ( in @ Y0 @ Y1 )
                                             => Y3 )
                                           => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2657]) ).

thf(f2662,plain,
    ( $false
    = ( powersetE1
     => ( inPowerset
       => ( powersetsubset
         => ( sepInPowerset
           => ( sepSubset
             => ( binunionIL
               => ( upairset2IR
                 => ( binunionIR
                   => ( !! @ $i
                      @ ^ [Y0: $i] :
                          ( !! @ $i
                          @ ^ [Y1: $i] :
                              ( !! @ $i
                              @ ^ [Y2: $i] :
                                  ( !! @ $o
                                  @ ^ [Y3: $o] :
                                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                     => ( ( ( in @ Y0 @ Y2 )
                                         => Y3 )
                                       => ( ( ( in @ Y0 @ Y1 )
                                           => Y3 )
                                         => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2660]) ).

thf(f2665,plain,
    ( $false
    = ( inPowerset
     => ( powersetsubset
       => ( sepInPowerset
         => ( sepSubset
           => ( binunionIL
             => ( upairset2IR
               => ( binunionIR
                 => ( !! @ $i
                    @ ^ [Y0: $i] :
                        ( !! @ $i
                        @ ^ [Y1: $i] :
                            ( !! @ $i
                            @ ^ [Y2: $i] :
                                ( !! @ $o
                                @ ^ [Y3: $o] :
                                    ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                   => ( ( ( in @ Y0 @ Y2 )
                                       => Y3 )
                                     => ( ( ( in @ Y0 @ Y1 )
                                         => Y3 )
                                       => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2662]) ).

thf(f2669,plain,
    ( $false
    = ( powersetsubset
     => ( sepInPowerset
       => ( sepSubset
         => ( binunionIL
           => ( upairset2IR
             => ( binunionIR
               => ( !! @ $i
                  @ ^ [Y0: $i] :
                      ( !! @ $i
                      @ ^ [Y1: $i] :
                          ( !! @ $i
                          @ ^ [Y2: $i] :
                              ( !! @ $o
                              @ ^ [Y3: $o] :
                                  ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                                 => ( ( ( in @ Y0 @ Y2 )
                                     => Y3 )
                                   => ( ( ( in @ Y0 @ Y1 )
                                       => Y3 )
                                     => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2665]) ).

thf(f2672,plain,
    ( $false
    = ( sepInPowerset
     => ( sepSubset
       => ( binunionIL
         => ( upairset2IR
           => ( binunionIR
             => ( !! @ $i
                @ ^ [Y0: $i] :
                    ( !! @ $i
                    @ ^ [Y1: $i] :
                        ( !! @ $i
                        @ ^ [Y2: $i] :
                            ( !! @ $o
                            @ ^ [Y3: $o] :
                                ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                               => ( ( ( in @ Y0 @ Y2 )
                                   => Y3 )
                                 => ( ( ( in @ Y0 @ Y1 )
                                     => Y3 )
                                   => Y3 ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2669]) ).

thf(f2675,plain,
    ( $false
    = ( sepSubset
     => ( binunionIL
       => ( upairset2IR
         => ( binunionIR
           => ( !! @ $i
              @ ^ [Y0: $i] :
                  ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( !! @ $i
                      @ ^ [Y2: $i] :
                          ( !! @ $o
                          @ ^ [Y3: $o] :
                              ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                             => ( ( ( in @ Y0 @ Y2 )
                                 => Y3 )
                               => ( ( ( in @ Y0 @ Y1 )
                                   => Y3 )
                                 => Y3 ) ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2672]) ).

thf(f2678,plain,
    ( $false
    = ( binunionIL
     => ( upairset2IR
       => ( binunionIR
         => ( !! @ $i
            @ ^ [Y0: $i] :
                ( !! @ $i
                @ ^ [Y1: $i] :
                    ( !! @ $i
                    @ ^ [Y2: $i] :
                        ( !! @ $o
                        @ ^ [Y3: $o] :
                            ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                           => ( ( ( in @ Y0 @ Y2 )
                               => Y3 )
                             => ( ( ( in @ Y0 @ Y1 )
                                 => Y3 )
                               => Y3 ) ) ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2675]) ).

thf(f2680,plain,
    ( ( upairset2IR
     => ( binunionIR
       => ( !! @ $i
          @ ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( !! @ $o
                      @ ^ [Y3: $o] :
                          ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                         => ( ( ( in @ Y0 @ Y2 )
                             => Y3 )
                           => ( ( ( in @ Y0 @ Y1 )
                               => Y3 )
                             => Y3 ) ) ) ) ) ) ) ) )
    = $false ),
    inference(imp_proxy_clausification,[],[f2678]) ).

thf(f2684,plain,
    ( $false
    = ( binunionIR
     => ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $o
                    @ ^ [Y3: $o] :
                        ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                       => ( ( ( in @ Y0 @ Y2 )
                           => Y3 )
                         => ( ( ( in @ Y0 @ Y1 )
                             => Y3 )
                           => Y3 ) ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2680]) ).

thf(f2686,plain,
    ( $false
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $o
                  @ ^ [Y3: $o] :
                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                     => ( ( ( in @ Y0 @ Y2 )
                         => Y3 )
                       => ( ( ( in @ Y0 @ Y1 )
                           => Y3 )
                         => Y3 ) ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f2684]) ).

thf(f2690,plain,
    ( $false
    = ( ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $o
                  @ ^ [Y3: $o] :
                      ( ( in @ Y0 @ ( setunion @ ( setadjoin @ Y2 @ ( setadjoin @ Y1 @ emptyset ) ) ) )
                     => ( ( ( in @ Y0 @ Y2 )
                         => Y3 )
                       => ( ( ( in @ Y0 @ Y1 )
                           => Y3 )
                         => Y3 ) ) ) ) ) )
      @ sK1 ) ),
    inference(sigma_proxy_clausification,[],[f2686]) ).

thf(f2691,plain,
    ( $false
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $o
              @ ^ [Y2: $o] :
                  ( ( in @ sK1 @ ( setunion @ ( setadjoin @ Y1 @ ( setadjoin @ Y0 @ emptyset ) ) ) )
                 => ( ( ( in @ sK1 @ Y1 )
                     => Y2 )
                   => ( ( ( in @ sK1 @ Y0 )
                       => Y2 )
                     => Y2 ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f2690]) ).

thf(f2692,plain,
    ( $false
    = ( ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $o
              @ ^ [Y2: $o] :
                  ( ( in @ sK1 @ ( setunion @ ( setadjoin @ Y1 @ ( setadjoin @ Y0 @ emptyset ) ) ) )
                 => ( ( ( in @ sK1 @ Y1 )
                     => Y2 )
                   => ( ( ( in @ sK1 @ Y0 )
                       => Y2 )
                     => Y2 ) ) ) ) )
      @ sK2 ) ),
    inference(sigma_proxy_clausification,[],[f2691]) ).

thf(f2693,plain,
    ( $false
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $o
          @ ^ [Y1: $o] :
              ( ( in @ sK1 @ ( setunion @ ( setadjoin @ Y0 @ ( setadjoin @ sK2 @ emptyset ) ) ) )
             => ( ( ( in @ sK1 @ Y0 )
                 => Y1 )
               => ( ( ( in @ sK1 @ sK2 )
                   => Y1 )
                 => Y1 ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f2692]) ).

thf(f2705,plain,
    ( $false
    = ( ^ [Y0: $i] :
          ( !! @ $o
          @ ^ [Y1: $o] :
              ( ( in @ sK1 @ ( setunion @ ( setadjoin @ Y0 @ ( setadjoin @ sK2 @ emptyset ) ) ) )
             => ( ( ( in @ sK1 @ Y0 )
                 => Y1 )
               => ( ( ( in @ sK1 @ sK2 )
                   => Y1 )
                 => Y1 ) ) ) )
      @ sK3 ) ),
    inference(sigma_proxy_clausification,[],[f2693]) ).

thf(f2707,plain,
    ( $false
    = ( !! @ $o
      @ ^ [Y0: $o] :
          ( ( in @ sK1 @ ( setunion @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) ) )
         => ( ( ( in @ sK1 @ sK3 )
             => Y0 )
           => ( ( ( in @ sK1 @ sK2 )
               => Y0 )
             => Y0 ) ) ) ) ),
    inference(beta-eta_normalization,[],[f2705]) ).

thf(f2709,plain,
    ( $false
    = ( ^ [Y0: $o] :
          ( ( in @ sK1 @ ( setunion @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) ) )
         => ( ( ( in @ sK1 @ sK3 )
             => Y0 )
           => ( ( ( in @ sK1 @ sK2 )
               => Y0 )
             => Y0 ) ) )
      @ sK4 ) ),
    inference(sigma_proxy_clausification,[],[f2707]) ).

thf(f2711,plain,
    ( $false
    = ( ( in @ sK1 @ ( setunion @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) ) )
     => ( ( ( in @ sK1 @ sK3 )
         => sK4 )
       => ( ( ( in @ sK1 @ sK2 )
           => sK4 )
         => sK4 ) ) ) ),
    inference(beta-eta_normalization,[],[f2709]) ).

thf(f2713,plain,
    ( $false
    = ( ( ( in @ sK1 @ sK3 )
       => sK4 )
     => ( ( ( in @ sK1 @ sK2 )
         => sK4 )
       => sK4 ) ) ),
    inference(imp_proxy_clausification,[],[f2711]) ).

thf(f2714,plain,
    ( ( in @ sK1 @ ( setunion @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) ) )
    = $true ),
    inference(imp_proxy_clausification,[],[f2711]) ).

thf(f2715,plain,
    ( ( ( ( in @ sK1 @ sK2 )
       => sK4 )
     => sK4 )
    = $false ),
    inference(imp_proxy_clausification,[],[f2713]) ).

thf(f2716,plain,
    ( ( ( in @ sK1 @ sK3 )
     => sK4 )
    = $true ),
    inference(imp_proxy_clausification,[],[f2713]) ).

thf(f2717,plain,
    ( ( ( in @ sK1 @ sK3 )
      = $false )
    | ( sK4 = $true ) ),
    inference(imp_proxy_clausification,[],[f2716]) ).

thf(f2718,plain,
    $false = sK4,
    inference(imp_proxy_clausification,[],[f2715]) ).

thf(f2719,plain,
    ( ( ( in @ sK1 @ sK2 )
     => sK4 )
    = $true ),
    inference(imp_proxy_clausification,[],[f2715]) ).

thf(f2721,definition,
    ( spl0_381
  <=> ( ( in @ sK1 @ sK3 )
      = $false ) ),
    introduced(definition,[new_symbols(definition,[spl0_381])],[avatar_definition]) ).

thf(f2723,plain,
    ( ( ( in @ sK1 @ sK3 )
      = $false )
    | ~ spl0_381 ),
    inference(avatar_component_clause,[],[f2721]) ).

thf(f2725,definition,
    ( spl0_382
  <=> ( sK4 = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_382])],[avatar_definition]) ).

thf(f2727,plain,
    ( ( sK4 = $true )
    | ~ spl0_382 ),
    inference(avatar_component_clause,[],[f2725]) ).

thf(f2728,plain,
    ( spl0_381
    | spl0_382 ),
    inference(avatar_split_clause,[],[f2717,f2725,f2721]) ).

thf(f2729,plain,
    ( ( sK4 = $true )
    | ( $false
      = ( in @ sK1 @ sK2 ) ) ),
    inference(imp_proxy_clausification,[],[f2719]) ).

thf(f2731,definition,
    ( spl0_383
  <=> ( $false
      = ( in @ sK1 @ sK2 ) ) ),
    introduced(definition,[new_symbols(definition,[spl0_383])],[avatar_definition]) ).

thf(f2733,plain,
    ( ( $false
      = ( in @ sK1 @ sK2 ) )
    | ~ spl0_383 ),
    inference(avatar_component_clause,[],[f2731]) ).

thf(f2734,plain,
    ( spl0_382
    | spl0_383 ),
    inference(avatar_split_clause,[],[f2729,f2731,f2725]) ).

thf(f2737,plain,
    ( ( $false = $true )
    | ~ spl0_382 ),
    inference(superposition,[],[f2718,f2727]) ).

thf(f2742,plain,
    ( $false
    | ~ spl0_382 ),
    inference(trivial_inequality_removal,[],[f2737]) ).

thf(f2743,plain,
    ~ spl0_382,
    inference(avatar_contradiction_clause,[],[f2742]) ).

thf(f3407,plain,
    ( ! [X1: $i] :
        ( ( ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ Y0 @ ( setadjoin @ Y1 @ emptyset ) )
                 => ( Y1 = Y0 ) ) )
          @ X1 )
        = $true )
    | ~ spl0_21 ),
    inference(pi_proxy_clausification,[],[f764]) ).

thf(f3408,plain,
    ( ! [X1: $i] :
        ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( in @ X1 @ ( setadjoin @ Y0 @ emptyset ) )
             => ( Y0 = X1 ) ) )
        = $true )
    | ~ spl0_21 ),
    inference(beta-eta_normalization,[],[f3407]) ).

thf(f3411,plain,
    ( ! [X2: $i,X1: $i] :
        ( ( ^ [Y0: $i] :
              ( ( in @ X1 @ ( setadjoin @ Y0 @ emptyset ) )
             => ( Y0 = X1 ) )
          @ X2 )
        = $true )
    | ~ spl0_21 ),
    inference(pi_proxy_clausification,[],[f3408]) ).

thf(f3412,plain,
    ( ! [X2: $i,X1: $i] :
        ( ( ( in @ X1 @ ( setadjoin @ X2 @ emptyset ) )
         => ( X2 = X1 ) )
        = $true )
    | ~ spl0_21 ),
    inference(beta-eta_normalization,[],[f3411]) ).

thf(f3413,plain,
    ( ! [X2: $i,X1: $i] :
        ( ( $true
          = ( X2 = X1 ) )
        | ( $false
          = ( in @ X1 @ ( setadjoin @ X2 @ emptyset ) ) ) )
    | ~ spl0_21 ),
    inference(imp_proxy_clausification,[],[f3412]) ).

thf(f3414,plain,
    ( ! [X2: $i,X1: $i] :
        ( ( $false
          = ( in @ X1 @ ( setadjoin @ X2 @ emptyset ) ) )
        | ( X1 = X2 ) )
    | ~ spl0_21 ),
    inference(equality_proxy_clausification,[],[f3413]) ).

thf(f3901,plain,
    ( ! [X1: $i] :
        ( ( ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( ?? @ $i
                    @ ^ [Y2: $i] :
                        ( ( in @ Y2 @ Y1 )
                        & ( in @ Y0 @ Y2 ) ) )
                  = ( in @ Y0 @ ( setunion @ Y1 ) ) ) )
          @ X1 )
        = $true )
    | ~ spl0_7 ),
    inference(pi_proxy_clausification,[],[f701]) ).

thf(f3902,plain,
    ( ! [X1: $i] :
        ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( ?? @ $i
                @ ^ [Y1: $i] :
                    ( ( in @ Y1 @ Y0 )
                    & ( in @ X1 @ Y1 ) ) )
              = ( in @ X1 @ ( setunion @ Y0 ) ) ) )
        = $true )
    | ~ spl0_7 ),
    inference(beta-eta_normalization,[],[f3901]) ).

thf(f3903,plain,
    ( ! [X2: $i,X1: $i] :
        ( ( ^ [Y0: $i] :
              ( ( ?? @ $i
                @ ^ [Y1: $i] :
                    ( ( in @ Y1 @ Y0 )
                    & ( in @ X1 @ Y1 ) ) )
              = ( in @ X1 @ ( setunion @ Y0 ) ) )
          @ X2 )
        = $true )
    | ~ spl0_7 ),
    inference(pi_proxy_clausification,[],[f3902]) ).

thf(f3904,plain,
    ( ! [X2: $i,X1: $i] :
        ( ( ( ?? @ $i
            @ ^ [Y0: $i] :
                ( ( in @ Y0 @ X2 )
                & ( in @ X1 @ Y0 ) ) )
          = ( in @ X1 @ ( setunion @ X2 ) ) )
        = $true )
    | ~ spl0_7 ),
    inference(beta-eta_normalization,[],[f3903]) ).

thf(f3915,plain,
    ( ( ( ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ( in @ Y0 @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) )
              & ( in @ sK1 @ Y0 ) ) )
        = $true )
      = $true )
    | ~ spl0_7 ),
    inference(superposition,[],[f3904,f2714]) ).

thf(f3922,plain,
    ( ( ( ?? @ $i
        @ ^ [Y0: $i] :
            ( ( in @ Y0 @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) )
            & ( in @ sK1 @ Y0 ) ) )
      = $true )
    | ~ spl0_7 ),
    inference(boolean_simplification,[],[f3915]) ).

thf(f3925,plain,
    ( ( ( ^ [Y0: $i] :
            ( ( in @ Y0 @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) )
            & ( in @ sK1 @ Y0 ) )
        @ sK9 )
      = $true )
    | ~ spl0_7 ),
    inference(sigma_proxy_clausification,[],[f3922]) ).

thf(f3926,plain,
    ( ( ( ( in @ sK9 @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) )
        & ( in @ sK1 @ sK9 ) )
      = $true )
    | ~ spl0_7 ),
    inference(beta-eta_normalization,[],[f3925]) ).

thf(f3927,plain,
    ( ( ( in @ sK1 @ sK9 )
      = $true )
    | ~ spl0_7 ),
    inference(and_proxy_clausification,[],[f3926]) ).

thf(f4301,plain,
    ( ! [X1: $i] :
        ( ( ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ ( setadjoin @ Y1 @ Y0 ) )
                     => ( ( in @ Y2 @ Y0 )
                        | ( Y2 = Y1 ) ) ) ) )
          @ X1 )
        = $true )
    | ~ spl0_67 ),
    inference(pi_proxy_clausification,[],[f971]) ).

thf(f4302,plain,
    ( ! [X1: $i] :
        ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ Y1 @ ( setadjoin @ Y0 @ X1 ) )
                 => ( ( in @ Y1 @ X1 )
                    | ( Y1 = Y0 ) ) ) ) )
        = $true )
    | ~ spl0_67 ),
    inference(beta-eta_normalization,[],[f4301]) ).

thf(f4303,plain,
    ( ! [X2: $i,X1: $i] :
        ( ( ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ Y1 @ ( setadjoin @ Y0 @ X1 ) )
                 => ( ( in @ Y1 @ X1 )
                    | ( Y1 = Y0 ) ) ) )
          @ X2 )
        = $true )
    | ~ spl0_67 ),
    inference(pi_proxy_clausification,[],[f4302]) ).

thf(f4304,plain,
    ( ! [X2: $i,X1: $i] :
        ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( in @ Y0 @ ( setadjoin @ X2 @ X1 ) )
             => ( ( in @ Y0 @ X1 )
                | ( Y0 = X2 ) ) ) )
        = $true )
    | ~ spl0_67 ),
    inference(beta-eta_normalization,[],[f4303]) ).

thf(f4309,plain,
    ( ! [X2: $i,X3: $i,X1: $i] :
        ( ( ^ [Y0: $i] :
              ( ( in @ Y0 @ ( setadjoin @ X2 @ X1 ) )
             => ( ( in @ Y0 @ X1 )
                | ( Y0 = X2 ) ) )
          @ X3 )
        = $true )
    | ~ spl0_67 ),
    inference(pi_proxy_clausification,[],[f4304]) ).

thf(f4310,plain,
    ( ! [X2: $i,X3: $i,X1: $i] :
        ( ( ( in @ X3 @ ( setadjoin @ X2 @ X1 ) )
         => ( ( in @ X3 @ X1 )
            | ( X3 = X2 ) ) )
        = $true )
    | ~ spl0_67 ),
    inference(beta-eta_normalization,[],[f4309]) ).

thf(f4311,plain,
    ( ! [X2: $i,X3: $i,X1: $i] :
        ( ( ( ( in @ X3 @ X1 )
            | ( X3 = X2 ) )
          = $true )
        | ( $false
          = ( in @ X3 @ ( setadjoin @ X2 @ X1 ) ) ) )
    | ~ spl0_67 ),
    inference(imp_proxy_clausification,[],[f4310]) ).

thf(f4312,plain,
    ( ! [X2: $i,X3: $i,X1: $i] :
        ( ( ( in @ X3 @ X1 )
          = $true )
        | ( $false
          = ( in @ X3 @ ( setadjoin @ X2 @ X1 ) ) )
        | ( ( X3 = X2 )
          = $true ) )
    | ~ spl0_67 ),
    inference(or_proxy_clausification,[],[f4311]) ).

thf(f4313,plain,
    ( ! [X2: $i,X3: $i,X1: $i] :
        ( ( $false
          = ( in @ X3 @ ( setadjoin @ X2 @ X1 ) ) )
        | ( X2 = X3 )
        | ( ( in @ X3 @ X1 )
          = $true ) )
    | ~ spl0_67 ),
    inference(equality_proxy_clausification,[],[f4312]) ).

thf(f4343,definition,
    ( spl0_386
  <=> ( sK9 = sK3 ) ),
    introduced(definition,[new_symbols(definition,[spl0_386])],[avatar_definition]) ).

thf(f4345,plain,
    ( ( sK9 = sK3 )
    | ~ spl0_386 ),
    inference(avatar_component_clause,[],[f4343]) ).

thf(f4347,definition,
    ( spl0_387
  <=> ( ( in @ sK9 @ ( setadjoin @ sK2 @ emptyset ) )
      = $true ) ),
    introduced(definition,[new_symbols(definition,[spl0_387])],[avatar_definition]) ).

thf(f4349,plain,
    ( ( ( in @ sK9 @ ( setadjoin @ sK2 @ emptyset ) )
      = $true )
    | ~ spl0_387 ),
    inference(avatar_component_clause,[],[f4347]) ).

thf(f4358,plain,
    ( ( $false = $true )
    | ~ spl0_6
    | ~ spl0_8 ),
    inference(superposition,[],[f696,f705]) ).

thf(f4362,plain,
    ( $false
    | ~ spl0_6
    | ~ spl0_8 ),
    inference(trivial_inequality_removal,[],[f4358]) ).

thf(f4363,plain,
    ( ~ spl0_6
    | ~ spl0_8 ),
    inference(avatar_contradiction_clause,[],[f4362]) ).

thf(f4392,plain,
    ( ( $false = $true )
    | ~ spl0_65
    | ~ spl0_68 ),
    inference(superposition,[],[f975,f962]) ).

thf(f4398,plain,
    ( $false
    | ~ spl0_65
    | ~ spl0_68 ),
    inference(trivial_inequality_removal,[],[f4392]) ).

thf(f4399,plain,
    ( ~ spl0_65
    | ~ spl0_68 ),
    inference(avatar_contradiction_clause,[],[f4398]) ).

thf(f4428,plain,
    ( ( ( ^ [Y0: $i] :
            ( ( in @ Y0 @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) )
            & ( in @ sK1 @ Y0 ) )
        @ sK9 )
      = $true )
    | ~ spl0_7 ),
    inference(sigma_proxy_clausification,[],[f3922]) ).

thf(f4429,plain,
    ( ( ( ( in @ sK9 @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) )
        & ( in @ sK1 @ sK9 ) )
      = $true )
    | ~ spl0_7 ),
    inference(beta-eta_normalization,[],[f4428]) ).

thf(f4430,plain,
    ( ( ( ( in @ sK9 @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) )
        & $true )
      = $true )
    | ~ spl0_7 ),
    inference(forward_demodulation,[],[f4429,f3927]) ).

thf(f4431,plain,
    ( ( ( in @ sK9 @ ( setadjoin @ sK3 @ ( setadjoin @ sK2 @ emptyset ) ) )
      = $true )
    | ~ spl0_7 ),
    inference(boolean_simplification,[],[f4430]) ).

thf(f4460,plain,
    ( ( sK9 = sK3 )
    | ( ( in @ sK9 @ ( setadjoin @ sK2 @ emptyset ) )
      = $true )
    | ( $false = $true )
    | ~ spl0_7
    | ~ spl0_67 ),
    inference(superposition,[],[f4313,f4431]) ).

thf(f4465,plain,
    ( ( ( in @ sK9 @ ( setadjoin @ sK2 @ emptyset ) )
      = $true )
    | ( sK9 = sK3 )
    | ~ spl0_7
    | ~ spl0_67 ),
    inference(trivial_inequality_removal,[],[f4460]) ).

thf(f4467,plain,
    ( spl0_386
    | spl0_387
    | ~ spl0_7
    | ~ spl0_67 ),
    inference(avatar_split_clause,[],[f4465,f969,f699,f4347,f4343]) ).

thf(f4469,plain,
    ( ( ( in @ sK1 @ sK3 )
      = $true )
    | ~ spl0_7
    | ~ spl0_386 ),
    inference(superposition,[],[f3927,f4345]) ).

thf(f4470,plain,
    ( ( $false = $true )
    | ~ spl0_7
    | ~ spl0_381
    | ~ spl0_386 ),
    inference(forward_demodulation,[],[f4469,f2723]) ).

thf(f4471,plain,
    ( $false
    | ~ spl0_7
    | ~ spl0_381
    | ~ spl0_386 ),
    inference(trivial_inequality_removal,[],[f4470]) ).

thf(f4472,plain,
    ( ~ spl0_7
    | ~ spl0_381
    | ~ spl0_386 ),
    inference(avatar_contradiction_clause,[],[f4471]) ).

thf(f4509,plain,
    ( ( sK9 = sK2 )
    | ( $false = $true )
    | ~ spl0_21
    | ~ spl0_387 ),
    inference(superposition,[],[f4349,f3414]) ).

thf(f4519,plain,
    ( ( sK9 = sK2 )
    | ~ spl0_21
    | ~ spl0_387 ),
    inference(trivial_inequality_removal,[],[f4509]) ).

thf(f4536,plain,
    ( ( ( in @ sK1 @ sK2 )
      = $true )
    | ~ spl0_7
    | ~ spl0_21
    | ~ spl0_387 ),
    inference(superposition,[],[f3927,f4519]) ).

thf(f4537,plain,
    ( ( $false = $true )
    | ~ spl0_7
    | ~ spl0_21
    | ~ spl0_383
    | ~ spl0_387 ),
    inference(forward_demodulation,[],[f4536,f2733]) ).

thf(f4538,plain,
    ( $false
    | ~ spl0_7
    | ~ spl0_21
    | ~ spl0_383
    | ~ spl0_387 ),
    inference(trivial_inequality_removal,[],[f4537]) ).

thf(f4539,plain,
    ( ~ spl0_7
    | ~ spl0_21
    | ~ spl0_383
    | ~ spl0_387 ),
    inference(avatar_contradiction_clause,[],[f4538]) ).

thf(f4575,plain,
    ( ( $false = $true )
    | ~ spl0_22
    | ~ spl0_23 ),
    inference(superposition,[],[f768,f773]) ).

thf(f4581,plain,
    ( $false
    | ~ spl0_22
    | ~ spl0_23 ),
    inference(trivial_inequality_removal,[],[f4575]) ).

thf(f4582,plain,
    ( ~ spl0_22
    | ~ spl0_23 ),
    inference(avatar_contradiction_clause,[],[f4581]) ).

cnf(s4,plain,
    ( spl0_7
    | spl0_8 ),
    inference(sat_conversion,[],[f706]) ).

cnf(s11,plain,
    ( spl0_21
    | spl0_22 ),
    inference(sat_conversion,[],[f769]) ).

cnf(s34,plain,
    ( spl0_67
    | spl0_68 ),
    inference(sat_conversion,[],[f976]) ).

cnf(s203,plain,
    spl0_6,
    inference(sat_conversion,[],[f2405]) ).

cnf(s231,plain,
    spl0_65,
    inference(sat_conversion,[],[f2489]) ).

cnf(s242,plain,
    spl0_23,
    inference(sat_conversion,[],[f2522]) ).

cnf(s298,plain,
    ( spl0_381
    | spl0_382 ),
    inference(sat_conversion,[],[f2728]) ).

cnf(s299,plain,
    ( spl0_382
    | spl0_383 ),
    inference(sat_conversion,[],[f2734]) ).

cnf(s301,plain,
    ~ spl0_382,
    inference(sat_conversion,[],[f2743]) ).

cnf(s374,plain,
    ( ~ spl0_6
    | ~ spl0_8 ),
    inference(sat_conversion,[],[f4363]) ).

cnf(s376,plain,
    ( ~ spl0_65
    | ~ spl0_68 ),
    inference(sat_conversion,[],[f4399]) ).

cnf(s382,plain,
    ( ~ spl0_7
    | ~ spl0_67
    | spl0_386
    | spl0_387 ),
    inference(sat_conversion,[],[f4467]) ).

cnf(s383,plain,
    ( ~ spl0_7
    | ~ spl0_381
    | ~ spl0_386 ),
    inference(sat_conversion,[],[f4472]) ).

cnf(s384,plain,
    ( ~ spl0_7
    | ~ spl0_21
    | ~ spl0_383
    | ~ spl0_387 ),
    inference(sat_conversion,[],[f4539]) ).

cnf(s396,plain,
    ( ~ spl0_22
    | ~ spl0_23 ),
    inference(sat_conversion,[],[f4582]) ).

cnf(s397,plain,
    spl0_383,
    inference(rat,[],[s299,s301]) ).

cnf(s398,plain,
    spl0_381,
    inference(rat,[],[s298,s301]) ).

cnf(s425,plain,
    ~ spl0_22,
    inference(rat,[],[s396,s242]) ).

cnf(s429,plain,
    ~ spl0_68,
    inference(rat,[],[s376,s231]) ).

cnf(s443,plain,
    ~ spl0_8,
    inference(rat,[],[s374,s203]) ).

cnf(s481,plain,
    spl0_67,
    inference(rat,[],[s34,s429]) ).

cnf(s486,plain,
    spl0_21,
    inference(rat,[],[s11,s425]) ).

cnf(s489,plain,
    spl0_7,
    inference(rat,[],[s4,s443]) ).

cnf(s490,plain,
    ~ spl0_387,
    inference(rat,[],[s384,s486,s397,s489]) ).

cnf(s491,plain,
    ~ spl0_386,
    inference(rat,[],[s383,s398,s489]) ).

cnf(s492,plain,
    $false,
    inference(rat,[],[s382,s490,s481,s491,s489]) ).

thf(f4583,plain,
    $false,
    inference(avatar_sat_refutation,[],[s492]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU585^1 : TPTP v9.3.1. Released v3.7.0.
% 0.00/0.07  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.14/0.28  % Computer : n009.cluster.edu
% 0.14/0.28  % Model    : x86_64 x86_64
% 0.14/0.28  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.28  % Memory   : 8046.5625MB
% 0.14/0.28  % OS       : Linux 6.8.0-71-generic
% 0.14/0.28  % CPULimit : 300
% 0.14/0.28  % WCLimit  : 300
% 0.14/0.28  % DateTime : Tue Sep 29 13:52:45 UTC 2026
% 0.14/0.28  % CPUTime  : 
% 0.14/0.28  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.29/0.34  Running higher-order theorem proving
% 0.29/0.39  Running: /export/starexec/sandbox2/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 1.10/0.61  % (4034344)Detected a higher-order problem, will run a greedy HOL sequence.
% 1.10/0.61  % (4034349)lrs+10_40_drc=off:e2e=on:si=on:uwa=one_side_interpreted:random_seed=805906073:s2a=on:i=87:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/87Mi)
% 1.10/0.61  % (4034355)WARNING Broken Constraint: if ho_split_queue_ratios(1,8) has been set then ho_split_queue(off) is equal to on
% 1.10/0.61  % (4034355)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
% 1.10/0.61  % (4034350)lrs+10_16_si=on:nwc=1.5:random_seed=2726686691:i=18:kws=arity_squared:rtra=on:fe=abstraction:ntd=on_2999 on theBenchmark for (2999ds/18Mi)
% 1.10/0.61  % (4034351)lrs+10_1_cnfonf=off:si=on:uwa=one_side_interpreted:random_seed=724855975:i=3:rtra=on:inj=on:ntd=on_2999 on theBenchmark for (2999ds/3Mi)
% 1.10/0.61  % (4034352)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=3287648027: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)
% 1.10/0.61  % (4034353)dis+21_4_fde=none:e2e=on:si=on:uwa=off:foolp=on:random_seed=3071760999:i=24:av=off:rtra=on_2999 on theBenchmark for (2999ds/24Mi)
% 1.10/0.61  % (4034354)lrs+10_1_to=lpo:sil=128000:e2e=on:si=on:random_seed=798842895:s2a=on:i=75:s2at=3:aac=none:bd=preordered:rtra=on:fe=abstraction_2999 on theBenchmark for (2999ds/75Mi)
% 1.10/0.61  % (4034355)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=1098471059:hsqr=1,8:i=157:s2at=5:add=on:nm=2:rtra=on_2999 on theBenchmark for (2999ds/157Mi)
% 1.10/0.61  % (4034351)Instruction limit reached! 
% 1.10/0.61  % (4034351)------------------------------
% 1.10/0.61  % (4034351)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.61  % (4034351)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.61  % (4034351)CaDiCaL version: 2.1.3
% 1.10/0.61  % (4034351)Termination reason: Instruction limit
% 1.10/0.61  % (4034351)Termination phase: shuffling
% 1.10/0.61  % (4034351)Time elapsed: 0.012 s
% 1.10/0.61  % (4034351)Peak memory usage: 10 MB
% 1.10/0.61  % (4034351)Instructions burned: 7 (million)
% 1.10/0.61  % (4034350)Instruction limit reached! 
% 1.10/0.61  % (4034350)------------------------------
% 1.10/0.61  % (4034350)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.61  % (4034350)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.61  % (4034350)CaDiCaL version: 2.1.3
% 1.10/0.61  % (4034350)Termination reason: Instruction limit
% 1.10/0.61  % (4034350)Termination phase: Property scanning
% 1.10/0.61  % (4034350)Time elapsed: 0.015 s
% 1.10/0.61  % (4034350)Peak memory usage: 10 MB
% 1.10/0.61  % (4034350)Instructions burned: 18 (million)
% 1.10/0.61  % (4034353)Instruction limit reached! 
% 1.10/0.61  % (4034353)------------------------------
% 1.10/0.61  % (4034353)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.61  % (4034353)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.61  % (4034353)CaDiCaL version: 2.1.3
% 1.10/0.61  % (4034353)Termination reason: Instruction limit
% 1.10/0.61  % (4034353)Termination phase: Preprocessing 3
% 1.10/0.61  % (4034353)Time elapsed: 0.022 s
% 1.10/0.61  % (4034353)Peak memory usage: 11 MB
% 1.10/0.61  % (4034353)Instructions burned: 24 (million)
% 1.10/0.61  % (4034349)Instruction limit reached! 
% 1.10/0.61  % (4034349)------------------------------
% 1.10/0.61  % (4034349)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.61  % (4034349)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.61  % (4034349)CaDiCaL version: 2.1.3
% 1.10/0.61  % (4034349)Termination reason: Instruction limit
% 1.10/0.61  % (4034349)Termination phase: Saturation
% 1.10/0.61  % (4034349)Time elapsed: 0.039 s
% 1.10/0.61  % (4034349)Peak memory usage: 13 MB
% 1.10/0.61  % (4034349)Instructions burned: 87 (million)
% 1.10/0.61  % (4034366)lrs+10_1_sil=128000:si=on:urr=on:slsqc=1:slsq=on:random_seed=3529172642:i=12:s2at=2:kws=inv_frequency:bd=all:rtra=on_2999 on theBenchmark for (2999ds/12Mi)
% 1.10/0.61  % (4034364)lrs+1010_2:3_cha=on:si=on:uwa=off:nwc=1:random_seed=4172235823:i=5:fgj=on:av=off:rtra=on:fe=axiom:ntd=on_2999 on theBenchmark for (2999ds/5Mi)
% 1.10/0.68  % (4034365)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(5) has been set then forward_subsumption_demodulation(off) is equal to on
% 1.10/0.68  % (4034366)Instruction limit reached! 
% 1.10/0.68  % (4034366)------------------------------
% 1.10/0.68  % (4034366)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.68  % (4034366)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.68  % (4034366)CaDiCaL version: 2.1.3
% 1.10/0.68  % (4034366)Termination reason: Instruction limit
% 1.10/0.68  % (4034366)Termination phase: Property scanning
% 1.10/0.68  % (4034366)Time elapsed: 0.006 s
% 1.10/0.68  % (4034366)Peak memory usage: 10 MB
% 1.10/0.68  % (4034366)Instructions burned: 15 (million)
% 1.10/0.68  % (4034364)Instruction limit reached! 
% 1.10/0.68  % (4034364)------------------------------
% 1.10/0.68  % (4034364)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.68  % (4034364)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.68  % (4034364)CaDiCaL version: 2.1.3
% 1.10/0.68  % (4034364)Termination reason: Instruction limit
% 1.10/0.68  % (4034364)Termination phase: shuffling
% 1.10/0.68  % (4034364)Time elapsed: 0.005 s
% 1.10/0.68  % (4034364)Peak memory usage: 10 MB
% 1.10/0.68  % (4034364)Instructions burned: 6 (million)
% 1.10/0.68  % (4034365)dis+21_1_to=kbo:sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=64,1:uwa=hol:random_seed=1480255717:uwa_fpi=on:i=7:fgj=on:hud=10:fsr=off:rtra=on:rawr=on:fsdmm=5_2999 on theBenchmark for (2999ds/7Mi)
% 1.10/0.68  % (4034365)Instruction limit reached! 
% 1.10/0.68  % (4034365)------------------------------
% 1.10/0.68  % (4034365)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.68  % (4034365)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.68  % (4034365)CaDiCaL version: 2.1.3
% 1.10/0.68  % (4034365)Termination reason: Instruction limit
% 1.10/0.68  % (4034365)Termination phase: shuffling
% 1.10/0.68  % (4034365)Time elapsed: 0.007 s
% 1.10/0.68  % (4034365)Peak memory usage: 10 MB
% 1.10/0.68  % (4034365)Instructions burned: 8 (million)
% 1.10/0.68  % (4034369)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
% 1.10/0.68  % (4034369)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(1) has been set then forward_subsumption_demodulation(off) is equal to on
% 1.10/0.68  % (4034354)Instruction limit reached! 
% 1.10/0.68  % (4034354)------------------------------
% 1.10/0.68  % (4034354)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.68  % (4034354)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.68  % (4034354)CaDiCaL version: 2.1.3
% 1.10/0.68  % (4034354)Termination reason: Instruction limit
% 1.10/0.68  % (4034354)Termination phase: Saturation
% 1.10/0.68  % (4034354)Time elapsed: 0.065 s
% 1.10/0.68  % (4034354)Peak memory usage: 13 MB
% 1.10/0.68  % (4034354)Instructions burned: 76 (million)
% 1.10/0.68  % (4034369)ott+1010_64_tgt=ground:cnfonf=lazy_simp:si=on:lma=off:spb=goal:lcm=predicate:random_seed=2596616897:i=28:s2at=5:piset=not:hud=10:bd=all:av=off:rtra=on:ixr=off:fsdmm=1_2998 on theBenchmark for (2998ds/28Mi)
% 1.10/0.68  % (4034363)dis+10_1024_sil=128000:si=on:sp=unary_first:urr=on:uwa=all:fd=off:random_seed=624915798:i=2:hud=10:rtra=on_2999 on theBenchmark for (2999ds/2Mi)
% 1.10/0.68  % (4034363)Instruction limit reached! 
% 1.10/0.68  % (4034363)------------------------------
% 1.10/0.68  % (4034363)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.68  % (4034363)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.68  % (4034363)CaDiCaL version: 2.1.3
% 1.10/0.68  % (4034363)Termination reason: Instruction limit
% 1.10/0.68  % (4034363)Termination phase: shuffling
% 1.10/0.68  % (4034363)Time elapsed: 0.003 s
% 1.10/0.68  % (4034363)Peak memory usage: 10 MB
% 1.10/0.68  % (4034363)Instructions burned: 3 (million)
% 1.10/0.68  % (4034369)Instruction limit reached! 
% 1.10/0.68  % (4034369)------------------------------
% 1.10/0.68  % (4034369)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.10/0.68  % (4034369)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.10/0.68  % (4034369)CaDiCaL version: 2.1.3
% 1.10/0.68  % (4034369)Termination reason: Instruction limit
% 2.07/0.73  % (4034369)Termination phase: Property scanning
% 2.07/0.73  % (4034369)Time elapsed: 0.013 s
% 2.07/0.73  % (4034369)Peak memory usage: 10 MB
% 2.07/0.73  % (4034369)Instructions burned: 31 (million)
% 2.07/0.73  % (4034370)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=546978522:i=86:piset=equals:rtra=on:ntd=on_2998 on theBenchmark for (2998ds/86Mi)
% 2.07/0.73  % (4034373)WARNING Broken Constraint: if positive_literal_split_queue_ratios(1,32) has been set then positive_literal_split_queue(off) is equal to on
% 2.07/0.73  % (4034373)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=3640373494:i=2:add=on:rtra=on_2998 on theBenchmark for (2998ds/2Mi)
% 2.07/0.73  % (4034377)lrs+1002_1_to=lpo:sil=128000:si=on:sos=on:spb=goal_then_units:uwa=off:random_seed=2050410879:st=2:i=249:sd=1:rtra=on:ss=axioms_2998 on theBenchmark for (2998ds/249Mi)
% 2.07/0.73  % (4034373)Instruction limit reached! 
% 2.07/0.73  % (4034373)------------------------------
% 2.07/0.73  % (4034373)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.07/0.73  % (4034373)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.07/0.73  % (4034373)CaDiCaL version: 2.1.3
% 2.07/0.73  % (4034373)Termination reason: Instruction limit
% 2.07/0.73  % (4034373)Termination phase: shuffling
% 2.07/0.73  % (4034373)Time elapsed: 0.003 s
% 2.07/0.73  % (4034373)Peak memory usage: 10 MB
% 2.07/0.73  % (4034373)Instructions burned: 3 (million)
% 2.07/0.73  % (4034376)lrs+1002_3:1_sil=128000:e2e=on:si=on:urr=on:uwa=one_side_constant:nwc=1.5:random_seed=1945800171:i=38:bd=all:rtra=on:amm=off:ss=axioms:ntd=on_2998 on theBenchmark for (2998ds/38Mi)
% 2.07/0.73  % (4034372)lrs+10_1_si=on:cs=on:random_seed=3674224536:i=8:rtra=on:ntd=on_2998 on theBenchmark for (2998ds/8Mi)
% 2.07/0.73  % (4034372)Instruction limit reached! 
% 2.07/0.73  % (4034372)------------------------------
% 2.07/0.73  % (4034372)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.07/0.73  % (4034372)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.07/0.73  % (4034372)CaDiCaL version: 2.1.3
% 2.07/0.73  % (4034372)Termination reason: Instruction limit
% 2.07/0.73  % (4034372)Termination phase: shuffling
% 2.07/0.73  % (4034372)Time elapsed: 0.008 s
% 2.07/0.73  % (4034372)Peak memory usage: 10 MB
% 2.07/0.73  % (4034372)Instructions burned: 8 (million)
% 2.07/0.73  % (4034355)Instruction limit reached! 
% 2.07/0.73  % (4034355)------------------------------
% 2.07/0.73  % (4034355)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.07/0.73  % (4034355)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.07/0.73  % (4034355)CaDiCaL version: 2.1.3
% 2.07/0.73  % (4034355)Termination reason: Instruction limit
% 2.07/0.73  % (4034355)Termination phase: Saturation
% 2.07/0.73  % (4034355)Time elapsed: 0.129 s
% 2.07/0.73  % (4034355)Peak memory usage: 13 MB
% 2.07/0.73  % (4034355)Instructions burned: 157 (million)
% 2.07/0.73  % (4034381)dis+1002_1_sil=128000:fde=unused:e2e=on:si=on:cbe=off:uwa=off:random_seed=1802455202:hsq=on:st=2:i=25:kws=inv_frequency:rtra=on:ss=axioms:ntd=on_2998 on theBenchmark for (2998ds/25Mi)
% 2.07/0.73  % (4034376)Instruction limit reached! 
% 2.07/0.73  % (4034376)------------------------------
% 2.07/0.73  % (4034376)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.07/0.73  % (4034376)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.07/0.73  % (4034376)CaDiCaL version: 2.1.3
% 2.07/0.73  % (4034376)Termination reason: Instruction limit
% 2.07/0.73  % (4034376)Termination phase: Property scanning
% 2.07/0.73  % (4034376)Time elapsed: 0.033 s
% 2.07/0.73  % (4034376)Peak memory usage: 11 MB
% 2.07/0.73  % (4034376)Instructions burned: 39 (million)
% 2.07/0.73  % (4034384)lrs+10_16:1_sil=128000:si=on:lma=off:urr=on:uwa=interpreted_only:random_seed=2593609174:i=14:kws=precedence:aac=none:nm=10:rtra=on:er=filter:ntd=on_2998 on theBenchmark for (2998ds/14Mi)
% 2.07/0.73  % (4034370)Instruction limit reached! 
% 2.07/0.73  % (4034370)------------------------------
% 2.07/0.73  % (4034370)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.07/0.73  % (4034370)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.07/0.73  % (4034370)CaDiCaL version: 2.1.3
% 2.07/0.73  % (4034370)Termination reason: Instruction limit
% 2.07/0.73  % (4034370)Termination phase: Saturation
% 2.66/0.84  % (4034370)Time elapsed: 0.071 s
% 2.66/0.84  % (4034370)Peak memory usage: 13 MB
% 2.66/0.84  % (4034370)Instructions burned: 86 (million)
% 2.66/0.84  % (4034385)dis+1010_1_sil=128000:si=on:uwa=off:random_seed=754369700:st=3:s2a=on:i=327:sd=3:rtra=on:ss=axioms_2998 on theBenchmark for (2998ds/327Mi)
% 2.66/0.84  % (4034384)Instruction limit reached! 
% 2.66/0.84  % (4034384)------------------------------
% 2.66/0.84  % (4034384)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.66/0.84  % (4034384)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.66/0.84  % (4034384)CaDiCaL version: 2.1.3
% 2.66/0.84  % (4034384)Termination reason: Instruction limit
% 2.66/0.84  % (4034384)Termination phase: Property scanning
% 2.66/0.84  % (4034384)Time elapsed: 0.013 s
% 2.66/0.84  % (4034384)Peak memory usage: 10 MB
% 2.66/0.84  % (4034384)Instructions burned: 14 (million)
% 2.66/0.84  % (4034381)Instruction limit reached! 
% 2.66/0.84  % (4034381)------------------------------
% 2.66/0.84  % (4034381)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.66/0.84  % (4034381)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.66/0.84  % (4034381)CaDiCaL version: 2.1.3
% 2.66/0.84  % (4034381)Termination reason: Instruction limit
% 2.66/0.84  % (4034381)Termination phase: Preprocessing 3
% 2.66/0.84  % (4034381)Time elapsed: 0.031 s
% 2.66/0.84  % (4034381)Peak memory usage: 11 MB
% 2.66/0.84  % (4034381)Instructions burned: 25 (million)
% 2.66/0.84  % (4034387)dis+10_1_anc=all_dependent:to=kbo:sil=128000:si=on:chr=on:random_seed=1757603842:uwa_fpi=on:i=14:aac=none:rtra=on:fe=abstraction_2998 on theBenchmark for (2998ds/14Mi)
% 2.66/0.84  % (4034387)Instruction limit reached! 
% 2.66/0.84  % (4034387)------------------------------
% 2.66/0.84  % (4034387)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.66/0.84  % (4034387)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.66/0.84  % (4034387)CaDiCaL version: 2.1.3
% 2.66/0.84  % (4034387)Termination reason: Instruction limit
% 2.66/0.84  % (4034387)Termination phase: Property scanning
% 2.66/0.84  % (4034387)Time elapsed: 0.013 s
% 2.66/0.84  % (4034387)Peak memory usage: 10 MB
% 2.66/0.84  % (4034387)Instructions burned: 16 (million)
% 2.66/0.84  % (4034392)dis+1002_16_sil=128000:si=on:sp=occurrence:random_seed=784578583:cond=fast:i=23:hud=1:av=off:rtra=on:fe=abstraction:ntd=on_2997 on theBenchmark for (2997ds/23Mi)
% 2.66/0.84  % (4034391)ott+1004_1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:sp=unary_frequency:cbe=off:uwa=off:nwc=1:random_seed=3882325300:i=26:ep=R:rtra=on:ntd=on_2997 on theBenchmark for (2997ds/26Mi)
% 2.66/0.84  % (4034377)Instruction limit reached! 
% 2.66/0.84  % (4034377)------------------------------
% 2.66/0.84  % (4034377)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.66/0.84  % (4034377)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.66/0.84  % (4034377)CaDiCaL version: 2.1.3
% 2.66/0.84  % (4034377)Termination reason: Instruction limit
% 2.66/0.84  % (4034377)Termination phase: Saturation
% 2.66/0.84  % (4034377)Time elapsed: 0.118 s
% 2.66/0.84  % (4034377)Peak memory usage: 13 MB
% 2.66/0.84  % (4034377)Instructions burned: 250 (million)
% 2.66/0.84  % (4034392)Instruction limit reached! 
% 2.66/0.84  % (4034392)------------------------------
% 2.66/0.84  % (4034392)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.66/0.84  % (4034392)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.66/0.84  % (4034392)CaDiCaL version: 2.1.3
% 2.66/0.84  % (4034392)Termination reason: Instruction limit
% 2.66/0.84  % (4034392)Termination phase: Property scanning
% 2.66/0.84  % (4034392)Time elapsed: 0.019 s
% 2.66/0.84  % (4034392)Peak memory usage: 10 MB
% 2.66/0.84  % (4034392)Instructions burned: 23 (million)
% 2.66/0.84  % (4034389)ott+21_20_to=lpo:sil=128000:tgt=ground:si=on:sp=arity:lma=off:uwa=off:foolp=on:random_seed=4193150288:st=4:i=2:add=off:sd=3:nm=16:fsr=off:rtra=on:ss=axioms:sgt=8:ntd=on_2997 on theBenchmark for (2997ds/2Mi)
% 2.66/0.84  % (4034394)lrs+1002_1024_sil=128000:tgt=ground:fde=none:e2e=on:si=on:uwa=off:nwc=1:random_seed=3092154883:cond=on:i=60:rtra=on:ntd=on_2997 on theBenchmark for (2997ds/60Mi)
% 2.66/0.84  % (4034391)Instruction limit reached! 
% 2.66/0.84  % (4034391)------------------------------
% 2.66/0.84  % (4034391)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 2.66/0.84  % (4034391)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034391)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034391)Termination reason: Instruction limit
% 3.14/0.92  % (4034391)Termination phase: Property scanning
% 3.14/0.92  % (4034391)Time elapsed: 0.022 s
% 3.14/0.92  % (4034391)Peak memory usage: 10 MB
% 3.14/0.92  % (4034391)Instructions burned: 27 (million)
% 3.14/0.92  % (4034389)Instruction limit reached! 
% 3.14/0.92  % (4034389)------------------------------
% 3.14/0.92  % (4034389)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034389)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034389)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034389)Termination reason: Instruction limit
% 3.14/0.92  % (4034389)Termination phase: shuffling
% 3.14/0.92  % (4034389)Time elapsed: 0.004 s
% 3.14/0.92  % (4034389)Peak memory usage: 10 MB
% 3.14/0.92  % (4034389)Instructions burned: 3 (million)
% 3.14/0.92  % (4034399)WARNING Broken Constraint: if choice_reasoning(on) has been set then choice_ax(on) is equal to off
% 3.14/0.92  % (4034399)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=3455330221:i=8:nm=2:rtra=on:fe=abstraction:inj=on_2997 on theBenchmark for (2997ds/8Mi)
% 3.14/0.92  % (4034399)Instruction limit reached! 
% 3.14/0.92  % (4034399)------------------------------
% 3.14/0.92  % (4034399)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034399)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034399)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034399)Termination reason: Instruction limit
% 3.14/0.92  % (4034399)Termination phase: shuffling
% 3.14/0.92  % (4034399)Time elapsed: 0.004 s
% 3.14/0.92  % (4034399)Peak memory usage: 10 MB
% 3.14/0.92  % (4034399)Instructions burned: 9 (million)
% 3.14/0.92  % (4034398)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
% 3.14/0.92  % (4034398)WARNING Broken Constraint: if lrs_weight_limit_only(on) has been set then saturation_algorithm(otter) is equal to lrs
% 3.14/0.92  % (4034398)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=2770666996:i=14:add=off:nm=40:rtra=on:rawr=on_2997 on theBenchmark for (2997ds/14Mi)
% 3.14/0.92  % (4034402)dis+10_1024_sil=128000:cnfonf=off:si=on:fd=off:random_seed=2145041580:i=7:hud=5:bd=preordered:rtra=on:bet=on_2997 on theBenchmark for (2997ds/7Mi)
% 3.14/0.92  % (4034401)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=1125613039:uwa_fpi=on:i=31:doe=on:bd=preordered:rtra=on:fsd=on_2997 on theBenchmark for (2997ds/31Mi)
% 3.14/0.92  % (4034398)Instruction limit reached! 
% 3.14/0.92  % (4034398)------------------------------
% 3.14/0.92  % (4034398)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034398)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034398)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034398)Termination reason: Instruction limit
% 3.14/0.92  % (4034398)Termination phase: Property scanning
% 3.14/0.92  % (4034398)Time elapsed: 0.013 s
% 3.14/0.92  % (4034398)Peak memory usage: 10 MB
% 3.14/0.92  % (4034398)Instructions burned: 15 (million)
% 3.14/0.92  % (4034402)Instruction limit reached! 
% 3.14/0.92  % (4034402)------------------------------
% 3.14/0.92  % (4034402)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034402)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034402)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034402)Termination reason: Instruction limit
% 3.14/0.92  % (4034402)Termination phase: shuffling
% 3.14/0.92  % (4034402)Time elapsed: 0.007 s
% 3.14/0.92  % (4034402)Peak memory usage: 10 MB
% 3.14/0.92  % (4034402)Instructions burned: 8 (million)
% 3.14/0.92  % (4034394)Instruction limit reached! 
% 3.14/0.92  % (4034394)------------------------------
% 3.14/0.92  % (4034394)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034394)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034394)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034394)Termination reason: Instruction limit
% 3.14/0.92  % (4034394)Termination phase: Saturation
% 3.14/0.92  % (4034394)Time elapsed: 0.052 s
% 3.14/0.92  % (4034394)Peak memory usage: 12 MB
% 3.14/0.92  % (4034394)Instructions burned: 61 (million)
% 3.14/0.92  % (4034404)lrs+10_1_plsq=on:drc=ordering:cnfonf=lazy_not_gen_be_off:bsd=on:si=on:plsqr=32,1:cs=on:random_seed=2675224284:i=23:rtra=on:ntd=on_2997 on theBenchmark for (2997ds/23Mi)
% 3.14/0.92  % (4034409)dis+1010_2:1_sil=128000:cnfonf=lazy_pi_sigma_gen:si=on:uwa=off:slsq=on:random_seed=25522776:i=1240:rtra=on:ixr=off_2996 on theBenchmark for (2996ds/1240Mi)
% 3.14/0.92  % (4034401)Instruction limit reached! 
% 3.14/0.92  % (4034401)------------------------------
% 3.14/0.92  % (4034401)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034401)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034401)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034401)Termination reason: Instruction limit
% 3.14/0.92  % (4034401)Termination phase: Property scanning
% 3.14/0.92  % (4034401)Time elapsed: 0.026 s
% 3.14/0.92  % (4034401)Peak memory usage: 10 MB
% 3.14/0.92  % (4034401)Instructions burned: 31 (million)
% 3.14/0.92  % (4034404)Instruction limit reached! 
% 3.14/0.92  % (4034404)------------------------------
% 3.14/0.92  % (4034404)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034404)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034404)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034404)Termination reason: Instruction limit
% 3.14/0.92  % (4034404)Termination phase: Property scanning
% 3.14/0.92  % (4034404)Time elapsed: 0.019 s
% 3.14/0.92  % (4034404)Peak memory usage: 10 MB
% 3.14/0.92  % (4034404)Instructions burned: 24 (million)
% 3.14/0.92  % (4034408)lrs+10_1_sil=128000:fde=unused:si=on:random_seed=3317694751:s2a=on:i=20:kws=inv_frequency:bd=all:rtra=on_2996 on theBenchmark for (2996ds/20Mi)
% 3.14/0.92  % (4034411)ott+1002_32_tgt=ground:si=on:sp=const_max:acc=on:nwc=0.5:random_seed=3961217861:i=143:fgj=on:piset=pi_sigma:rtra=on:fe=abstraction_2996 on theBenchmark for (2996ds/143Mi)
% 3.14/0.92  % (4034408)Instruction limit reached! 
% 3.14/0.92  % (4034408)------------------------------
% 3.14/0.92  % (4034408)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034408)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034408)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034408)Termination reason: Instruction limit
% 3.14/0.92  % (4034408)Termination phase: SInE selection
% 3.14/0.92  % (4034408)Time elapsed: 0.017 s
% 3.14/0.92  % (4034408)Peak memory usage: 10 MB
% 3.14/0.92  % (4034408)Instructions burned: 20 (million)
% 3.14/0.92  % (4034413)lrs+1002_1_sil=128000:si=on:acc=on:uwa=off:random_seed=1105858865:st=5:s2a=on:i=193:sd=1:rtra=on:ss=axioms_2996 on theBenchmark for (2996ds/193Mi)
% 3.14/0.92  % (4034414)dis+10_1024_sil=128000:si=on:sp=unary_first:urr=on:uwa=all:fd=off:random_seed=4186472628:i=42:hud=10:rtra=on_2996 on theBenchmark for (2996ds/42Mi)
% 3.14/0.92  % (4034417)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(5) has been set then forward_subsumption_demodulation(off) is equal to on
% 3.14/0.92  % (4034417)dis+21_1_to=kbo:sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=64,1:uwa=hol:random_seed=3804552545:uwa_fpi=on:i=7:fgj=on:hud=10:fsr=off:rtra=on:rawr=on:fsdmm=5_2996 on theBenchmark for (2996ds/7Mi)
% 3.14/0.92  % (4034417)Instruction limit reached! 
% 3.14/0.92  % (4034417)------------------------------
% 3.14/0.92  % (4034417)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034417)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034417)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034417)Termination reason: Instruction limit
% 3.14/0.92  % (4034417)Termination phase: shuffling
% 3.14/0.92  % (4034417)Time elapsed: 0.006 s
% 3.14/0.92  % (4034417)Peak memory usage: 10 MB
% 3.14/0.92  % (4034417)Instructions burned: 7 (million)
% 3.14/0.92  % (4034414)Instruction limit reached! 
% 3.14/0.92  % (4034414)------------------------------
% 3.14/0.92  % (4034414)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034414)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034414)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034414)Termination reason: Instruction limit
% 3.14/0.92  % (4034414)Termination phase: Property scanning
% 3.14/0.92  % (4034414)Time elapsed: 0.038 s
% 3.14/0.92  % (4034414)Peak memory usage: 11 MB
% 3.14/0.92  % (4034414)Instructions burned: 43 (million)
% 3.14/0.92  % (4034421)lrs+10_1_to=lpo:sil=128000:si=on:sp=arity:urr=on:random_seed=2193049257:i=181:sd=2:bd=preordered:rtra=on:ss=axioms_2995 on theBenchmark for (2995ds/181Mi)
% 3.14/0.92  % (4034422)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=3142813831:st=3:avsq=on:i=169:avsqr=8,1:sd=2:kws=precedence:bd=preordered:rtra=on:ss=axioms:ntd=on_2995 on theBenchmark for (2995ds/169Mi)
% 3.14/0.92  % (4034409) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-4034344-4034409"...
% 3.14/0.92  % (4034411)Instruction limit reached! 
% 3.14/0.92  % (4034411)------------------------------
% 3.14/0.92  % (4034411)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034411)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034411)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034411)Termination reason: Instruction limit
% 3.14/0.92  % (4034411)Termination phase: Saturation
% 3.14/0.92  % (4034411)Time elapsed: 0.124 s
% 3.14/0.92  % (4034411)Peak memory usage: 13 MB
% 3.14/0.92  % (4034411)Instructions burned: 143 (million)
% 3.14/0.92  % (4034385)Instruction limit reached! 
% 3.14/0.92  % (4034385)------------------------------
% 3.14/0.92  % (4034385)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.92  % (4034385)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.92  % (4034385)CaDiCaL version: 2.1.3
% 3.14/0.92  % (4034385)Termination reason: Instruction limit
% 3.14/0.92  % (4034385)Termination phase: Saturation
% 3.14/0.92  % (4034385)Time elapsed: 0.279 s
% 3.14/0.92  % (4034385)Peak memory usage: 13 MB
% 3.14/0.92  % (4034385)Instructions burned: 328 (million)
% 3.14/0.92  % (4034409)...printing done.
% 3.14/0.92  % (4034409)Refutation found. Thanks to Tanya!
% 3.14/0.92  % SZS status Theorem for theBenchmark
% 3.14/0.92  % SZS output start Proof for theBenchmark
% See solution above
% 3.14/0.93  % (4034409)------------------------------
% 3.14/0.93  % (4034409)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 3.14/0.93  % (4034409)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.14/0.93  % (4034409)CaDiCaL version: 2.1.3
% 3.14/0.93  % (4034409)Termination reason: Refutation
% 3.14/0.93  % (4034409)Time elapsed: 0.177 s
% 3.14/0.93  % (4034409)Peak memory usage: 16 MB
% 3.14/0.93  % (4034409)Instructions burned: 384 (million)
% 3.14/0.93  % (4034344)Success in time 0.521 s
% 3.14/0.93  % Vampire exiting
%------------------------------------------------------------------------------