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LEO-II---2.3.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SEU531^1 : TPTP v9.3.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n014.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 Oct  7 10:44:50 AM UTC 2026

% Result   : Theorem 3.60s 0.84s
% Output   : CNFRefutation 3.60s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   47
%            Number of leaves      :   51
% Syntax   : Number of formulae    :  967 ( 326 unt;   0 typ;  50 def)
%            Number of atoms       : 8100 (2750 equ;   0 cnn)
%            Maximal formula atoms :   50 (   8 avg)
%            Number of connectives : 17711 (4120   ~;3012   |;  88   &;10028   @)
%                                         (  32 <=>; 431  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   56 (   4 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :  411 ( 411   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  105 ( 102 usr;  54 con; 0-4 aty)
%            Number of variables   : 3622 ( 120   ^;3418   !;  84   ?;3622   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_descr,type,
    descr: ( $i > $o ) > $i ).

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

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

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

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

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

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

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

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

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

thf(tp_emptyset,type,
    emptyset: $i ).

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

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

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

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

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

thf(tp_exuE1,type,
    exuE1: $o ).

thf(tp_exuE2,type,
    exuE2: $o ).

thf(tp_exuE3e,type,
    exuE3e: $o ).

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

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

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

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

thf(tp_nonemptyE1,type,
    nonemptyE1: $o ).

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

thf(tp_nonemptyI1,type,
    nonemptyI1: $o ).

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

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

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

thf(tp_omega,type,
    omega: $i ).

thf(tp_omega0Ax,type,
    omega0Ax: $o ).

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

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

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

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

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

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

thf(tp_prop2set,type,
    prop2set: $o > $i ).

thf(tp_prop2setE,type,
    prop2setE: $o ).

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

thf(tp_sK10_SY445,type,
    sK10_SY445: $i > $i > $i ).

thf(tp_sK11_SY344,type,
    sK11_SY344: $i > $i ).

thf(tp_sK12_SY374,type,
    sK12_SY374: $i > $i ).

thf(tp_sK13_SY316,type,
    sK13_SY316: $i > $i ).

thf(tp_sK14_SY481,type,
    sK14_SY481: $o > $i > $i > $i ).

thf(tp_sK15_SX0,type,
    sK15_SX0: $i > $i > $i ).

thf(tp_sK16_SX0,type,
    sK16_SX0: $i > $i > $i ).

thf(tp_sK17_SY366,type,
    sK17_SY366: $i > $i > $i ).

thf(tp_sK18_SY448,type,
    sK18_SY448: $i > $i > $i ).

thf(tp_sK19_SY416,type,
    sK19_SY416: $i > $i > $i ).

thf(tp_sK1_SX0,type,
    sK1_SX0: $i ).

thf(tp_sK20_SY423,type,
    sK20_SY423: ( $i > $i > $o ) > $i > $i ).

thf(tp_sK21_SY446,type,
    sK21_SY446: $i > $i > $i ).

thf(tp_sK22_SY446,type,
    sK22_SY446: $i > $i > $i ).

thf(tp_sK23_SY476,type,
    sK23_SY476: $i > ( $i > $o ) > $i ).

thf(tp_sK24_SY479,type,
    sK24_SY479: $i > ( $i > $o ) > $i ).

thf(tp_sK25_SY480,type,
    sK25_SY480: $i > ( $i > $o ) > $i ).

thf(tp_sK26_SY482,type,
    sK26_SY482: $i > ( $i > $o ) > $i ).

thf(tp_sK27_SY483,type,
    sK27_SY483: $i > $i > ( $i > $i > $o ) > $i ).

thf(tp_sK28_SY347,type,
    sK28_SY347: $i > ( $i > $o ) > $i ).

thf(tp_sK29_SY351,type,
    sK29_SY351: $i > ( $i > $o ) > $i ).

thf(tp_sK2_SY439,type,
    sK2_SY439: $i ).

thf(tp_sK30_SY388,type,
    sK30_SY388: $i > ( $i > $o ) > $i ).

thf(tp_sK31_SY485,type,
    sK31_SY485: $i > $i > $i ).

thf(tp_sK32_SY347,type,
    sK32_SY347: $i > ( $i > $o ) > $i ).

thf(tp_sK33_SY351,type,
    sK33_SY351: $i > ( $i > $o ) > $i ).

thf(tp_sK34_SY388,type,
    sK34_SY388: $i > ( $i > $o ) > $i ).

thf(tp_sK35_SY423,type,
    sK35_SY423: $i > ( $i > $i > $o ) > $i > $i ).

thf(tp_sK36_SY495,type,
    sK36_SY495: $i > ( $i > $i > $o ) > $i > $i ).

thf(tp_sK37_SY423,type,
    sK37_SY423: $i > ( $i > $i > $o ) > $i > $i ).

thf(tp_sK38_SY487,type,
    sK38_SY487: $i > $i > $i > $i ).

thf(tp_sK39_SY487,type,
    sK39_SY487: $i > $i > $i > $i ).

thf(tp_sK3_SY390,type,
    sK3_SY390: $i > $i ).

thf(tp_sK40_SY509,type,
    sK40_SY509: $i > $i > $i > $i ).

thf(tp_sK41_SY520,type,
    sK41_SY520: $i > $i > $i > $i ).

thf(tp_sK42_SY524,type,
    sK42_SY524: $i > $i > $i > $i ).

thf(tp_sK43_SY516,type,
    sK43_SY516: $i > $i > ( $i > $i > $o ) > $i > $i ).

thf(tp_sK44_SY518,type,
    sK44_SY518: $i > $i > ( $i > $i > $o ) > $i > $i ).

thf(tp_sK4_SY456,type,
    sK4_SY456: $i ).

thf(tp_sK5_SY375,type,
    sK5_SY375: $i > $i ).

thf(tp_sK6_SY376,type,
    sK6_SY376: $i > $i ).

thf(tp_sK7_SY418,type,
    sK7_SY418: $i > $i > $i ).

thf(tp_sK8_SY420,type,
    sK8_SY420: ( $i > $i > $o ) > $i > $i ).

thf(tp_sK9_SY429,type,
    sK9_SY429: $i > $i > $i ).

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

thf(descrp,definition,
    ( descrp
    = ( ! [Xphi: $i > $o] :
          ( ( exu
            @ ^ [Xx: $i] : ( Xphi @ Xx ) )
         => ( Xphi
            @ ( descr
              @ ^ [Xx: $i] : ( Xphi @ Xx ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',descrp) ).

thf(dsetconstrEL,definition,
    ( dsetconstrEL
    = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx
            @ ( dsetconstr @ A
              @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
         => ( in @ Xx @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dsetconstrEL) ).

thf(dsetconstrER,definition,
    ( dsetconstrER
    = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx
            @ ( dsetconstr @ A
              @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
         => ( Xphi @ Xx ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dsetconstrER) ).

thf(dsetconstrI,definition,
    ( dsetconstrI
    = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( ( Xphi @ Xx )
           => ( in @ Xx
              @ ( dsetconstr @ A
                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dsetconstrI) ).

thf(emptyI,definition,
    ( emptyI
    = ( ! [A: $i] :
          ( ! [Xx: $i] :
              ~ ( in @ Xx @ A )
         => ( A = emptyset ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',emptyI) ).

thf(emptyInPowerset,definition,
    ( emptyInPowerset
    = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',emptyInPowerset) ).

thf(emptyinPowerset,definition,
    ( emptyinPowerset
    = ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',emptyinPowerset) ).

thf(emptyinunitempty,definition,
    ( emptyinunitempty
    = ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',emptyinunitempty) ).

thf(emptysetAx,definition,
    ( emptysetAx
    = ( ! [Xx: $i] :
          ~ ( in @ Xx @ emptyset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',emptysetAx) ).

thf(emptysetE,definition,
    ( emptysetE
    = ( ! [Xx: $i] :
          ( ( in @ Xx @ emptyset )
         => ! [Xphi: $o] : Xphi ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',emptysetE) ).

thf(emptysetimpfalse,definition,
    ( emptysetimpfalse
    = ( ! [Xx: $i] :
          ( ( in @ Xx @ emptyset )
         => $false ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',emptysetimpfalse) ).

thf(eqinunit,definition,
    ( eqinunit
    = ( ! [Xx: $i,Xy: $i] :
          ( ( Xx = Xy )
         => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',eqinunit) ).

thf(exu,definition,
    ( exu
    = ( ^ [Xphi: $i > $o] :
        ? [Xx: $i] :
          ( ( Xphi @ Xx )
          & ! [Xy: $i] :
              ( ( Xphi @ Xy )
             => ( Xx = Xy ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',exu) ).

thf(exuE1,definition,
    ( exuE1
    = ( ! [Xphi: $i > $o] :
          ( ( exu
            @ ^ [Xx: $i] : ( Xphi @ Xx ) )
         => ? [Xx: $i] :
              ( ( Xphi @ Xx )
              & ! [Xy: $i] :
                  ( ( Xphi @ Xy )
                 => ( Xx = Xy ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',exuE1) ).

thf(exuE2,definition,
    ( exuE2
    = ( ! [Xphi: $i > $o] :
          ( ( exu
            @ ^ [Xx: $i] : ( Xphi @ Xx ) )
         => ? [Xx: $i] :
            ! [Xy: $i] :
              ( ( Xphi @ Xy )
            <=> ( Xy = Xx ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',exuE2) ).

thf(exuE3e,definition,
    ( exuE3e
    = ( ! [Xphi: $i > $o] :
          ( ( exu
            @ ^ [Xx: $i] : ( Xphi @ Xx ) )
         => ? [Xx: $i] : ( Xphi @ Xx ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',exuE3e) ).

thf(foundationAx,definition,
    ( foundationAx
    = ( ! [A: $i] :
          ( ? [Xx: $i] : ( in @ Xx @ A )
         => ? [B: $i] :
              ( ( in @ B @ A )
              & ~ ? [Xx: $i] :
                    ( ( in @ Xx @ B )
                    & ( in @ Xx @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',foundationAx) ).

thf(noeltsimpempty,definition,
    ( noeltsimpempty
    = ( ! [A: $i] :
          ( ! [Xx: $i] :
              ~ ( in @ Xx @ A )
         => ( A = emptyset ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',noeltsimpempty) ).

thf(nonempty,definition,
    ( nonempty
    = ( ^ [Xx: $i] : ( Xx != emptyset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nonempty) ).

thf(nonemptyE1,definition,
    ( nonemptyE1
    = ( ! [A: $i] :
          ( ( nonempty @ A )
         => ? [Xx: $i] : ( in @ Xx @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nonemptyE1) ).

thf(nonemptyI,definition,
    ( nonemptyI
    = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( ( Xphi @ Xx )
           => ( nonempty
              @ ( dsetconstr @ A
                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nonemptyI) ).

thf(nonemptyI1,definition,
    ( nonemptyI1
    = ( ! [A: $i] :
          ( ? [Xx: $i] : ( in @ Xx @ A )
         => ( nonempty @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nonemptyI1) ).

thf(nonemptyImpWitness,definition,
    ( nonemptyImpWitness
    = ( ! [A: $i] :
          ( ( nonempty @ A )
         => ? [Xx: $i] :
              ( ( in @ Xx @ A )
              & $true ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nonemptyImpWitness) ).

thf(notinemptyset,definition,
    ( notinemptyset
    = ( ! [Xx: $i] :
          ~ ( in @ Xx @ emptyset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',notinemptyset) ).

thf(notinsingleton,definition,
    ( notinsingleton
    = ( ! [Xx: $i,Xy: $i] :
          ( ( Xx != Xy )
         => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',notinsingleton) ).

thf(omega0Ax,definition,
    ( omega0Ax
    = ( in @ emptyset @ omega ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',omega0Ax) ).

thf(omegaIndAx,definition,
    ( omegaIndAx
    = ( ! [A: $i] :
          ( ( ( in @ emptyset @ A )
            & ! [Xx: $i] :
                ( ( ( in @ Xx @ omega )
                  & ( in @ Xx @ A ) )
               => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
         => ! [Xx: $i] :
              ( ( in @ Xx @ omega )
             => ( in @ Xx @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',omegaIndAx) ).

thf(omegaSAx,definition,
    ( omegaSAx
    = ( ! [Xx: $i] :
          ( ( in @ Xx @ omega )
         => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',omegaSAx) ).

thf(powersetAx,definition,
    ( powersetAx
    = ( ! [A: $i,B: $i] :
          ( ( in @ B @ ( powerset @ A ) )
        <=> ! [Xx: $i] :
              ( ( in @ Xx @ B )
             => ( in @ Xx @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',powersetAx) ).

thf(powersetE,definition,
    ( powersetE
    = ( ! [A: $i,B: $i,Xx: $i] :
          ( ( in @ B @ ( powerset @ A ) )
         => ( ( in @ Xx @ B )
           => ( in @ Xx @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',powersetE) ).

thf(powersetI,definition,
    ( powersetI
    = ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ B )
             => ( in @ Xx @ A ) )
         => ( in @ B @ ( powerset @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',powersetI) ).

thf(prop2set,definition,
    ( prop2set
    = ( ^ [Xphi: $o] :
          ( dsetconstr @ ( powerset @ emptyset )
          @ ^ [Xx: $i] : Xphi ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prop2set) ).

thf(prop2setE,definition,
    ( prop2setE
    = ( ! [Xphi: $o,Xx: $i] :
          ( ( in @ Xx @ ( prop2set @ Xphi ) )
         => Xphi ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prop2setE) ).

thf(replAx,definition,
    ( replAx
    = ( ! [Xphi: $i > $i > $o,A: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ A )
             => ( exu
                @ ^ [Xy: $i] : ( Xphi @ Xx @ Xy ) ) )
         => ? [B: $i] :
            ! [Xx: $i] :
              ( ( in @ Xx @ B )
            <=> ? [Xy: $i] :
                  ( ( in @ Xy @ A )
                  & ( Xphi @ Xy @ Xx ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',replAx) ).

thf(setadjoinAx,definition,
    ( setadjoinAx
    = ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
        <=> ( ( Xy = Xx )
            | ( in @ Xy @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setadjoinAx) ).

thf(setadjoinE,definition,
    ( setadjoinE
    = ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
         => ! [Xphi: $o] :
              ( ( ( Xy = Xx )
               => Xphi )
             => ( ( ( in @ Xy @ A )
                 => Xphi )
               => Xphi ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setadjoinE) ).

thf(setadjoinIL,definition,
    ( setadjoinIL
    = ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setadjoinIL) ).

thf(setadjoinIR,definition,
    ( setadjoinIR
    = ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ A )
         => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setadjoinIR) ).

thf(setadjoinOr,definition,
    ( setadjoinOr
    = ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
         => ( ( Xy = Xx )
            | ( in @ Xy @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setadjoinOr) ).

thf(setbeta,definition,
    ( setbeta
    = ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( ( in @ Xx
              @ ( dsetconstr @ A
                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
          <=> ( Xphi @ Xx ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setbeta) ).

thf(setext,definition,
    ( setext
    = ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ A )
             => ( in @ Xx @ B ) )
         => ( ! [Xx: $i] :
                ( ( in @ Xx @ B )
               => ( in @ Xx @ A ) )
           => ( A = B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setext) ).

thf(setextAx,definition,
    ( setextAx
    = ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ A )
            <=> ( in @ Xx @ B ) )
         => ( A = B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setextAx) ).

thf(setoftrueEq,definition,
    ( setoftrueEq
    = ( ! [A: $i] :
          ( ( dsetconstr @ A
            @ ^ [Xx: $i] : $true )
          = A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setoftrueEq) ).

thf(setunionAx,definition,
    ( setunionAx
    = ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ ( setunion @ A ) )
        <=> ? [B: $i] :
              ( ( in @ Xx @ B )
              & ( in @ B @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setunionAx) ).

thf(setunionE,definition,
    ( setunionE
    = ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ ( setunion @ A ) )
         => ! [Xphi: $o] :
              ( ! [B: $i] :
                  ( ( in @ Xx @ B )
                 => ( ( in @ B @ A )
                   => Xphi ) )
             => Xphi ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setunionE) ).

thf(setunionI,definition,
    ( setunionI
    = ( ! [A: $i,Xx: $i,B: $i] :
          ( ( in @ Xx @ B )
         => ( ( in @ B @ A )
           => ( in @ Xx @ ( setunion @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',setunionI) ).

thf(singletonsswitch,definition,
    ( singletonsswitch
    = ( ! [Xx: $i,Xy: $i] :
          ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
         => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',singletonsswitch) ).

thf(subPowSU,definition,
    ( subPowSU
    = ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subPowSU) ).

thf(uniqinunit,definition,
    ( uniqinunit
    = ( ! [Xx: $i,Xy: $i] :
          ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
         => ( Xx = Xy ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',uniqinunit) ).

thf(wellorderingAx,definition,
    ( wellorderingAx
    = ( ! [A: $i] :
        ? [B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ B )
             => ! [Xx: $i] :
                  ( ( in @ Xx @ C )
                 => ( in @ Xx @ A ) ) )
          & ! [Xx: $i,Xy: $i] :
              ( ( ( in @ Xx @ A )
                & ( in @ Xy @ A ) )
             => ( ! [C: $i] :
                    ( ( in @ C @ B )
                   => ( ( in @ Xx @ C )
                    <=> ( in @ Xy @ C ) ) )
               => ( Xx = Xy ) ) )
          & ! [C: $i,D: $i] :
              ( ( ( in @ C @ B )
                & ( in @ D @ B ) )
             => ( ! [Xx: $i] :
                    ( ( in @ Xx @ C )
                   => ( in @ Xx @ D ) )
                | ! [Xx: $i] :
                    ( ( in @ Xx @ D )
                   => ( in @ Xx @ C ) ) ) )
          & ! [C: $i] :
              ( ( ! [Xx: $i] :
                    ( ( in @ Xx @ C )
                   => ( in @ Xx @ A ) )
                & ? [Xx: $i] : ( in @ Xx @ C ) )
             => ? [D: $i,Xx: $i] :
                  ( ( in @ D @ B )
                  & ( in @ Xx @ C )
                  & ~ ? [Xy: $i] :
                        ( ( in @ Xy @ D )
                        & ( in @ Xy @ C ) )
                  & ! [E: $i] :
                      ( ( in @ E @ B )
                     => ( ! [Xy: $i] :
                            ( ( in @ Xy @ E )
                           => ( in @ Xy @ D ) )
                        | ( in @ Xx @ E ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',wellorderingAx) ).

thf(1,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
                                                                                               => ! [Xx: $i,Xy: $i,Xz: $i] :
                                                                                                    ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
                                                                                                   => ( ( Xz = Xx )
                                                                                                      | ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',upairsetE) ).

thf(2,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
                                                                                                 => ! [Xx: $i,Xy: $i,Xz: $i] :
                                                                                                      ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
                                                                                                     => ( ( Xz = Xx )
                                                                                                        | ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[1]) ).

thf(3,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ A )
            <=> ( in @ Xx @ B ) )
         => ( A = B ) )
     => ( ! [Xx: $i] :
            ~ ( in @ Xx @ emptyset )
       => ( ! [Xx: $i,A: $i,Xy: $i] :
              ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
            <=> ( ( Xy = Xx )
                | ( in @ Xy @ A ) ) )
         => ( ! [A: $i,B: $i] :
                ( ( in @ B @ ( powerset @ A ) )
              <=> ! [Xx: $i] :
                    ( ( in @ Xx @ B )
                   => ( in @ Xx @ A ) ) )
           => ( ! [A: $i,Xx: $i] :
                  ( ( in @ Xx @ ( setunion @ A ) )
                <=> ? [B: $i] :
                      ( ( in @ Xx @ B )
                      & ( in @ B @ A ) ) )
             => ( ( in @ emptyset @ omega )
               => ( ! [Xx: $i] :
                      ( ( in @ Xx @ omega )
                     => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) )
                 => ( ! [A: $i] :
                        ( ( ( in @ emptyset @ A )
                          & ! [Xx: $i] :
                              ( ( ( in @ Xx @ omega )
                                & ( in @ Xx @ A ) )
                             => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
                       => ! [Xx: $i] :
                            ( ( in @ Xx @ omega )
                           => ( in @ Xx @ A ) ) )
                   => ( ! [SY20: $i > $i > $o,SY21: $i] :
                          ( ! [SY22: $i] :
                              ( ( in @ SY22 @ SY21 )
                             => ? [SY24: $i] :
                                  ( ( SY20 @ SY22 @ SY24 )
                                  & ! [SY25: $i] :
                                      ( ( SY20 @ SY22 @ SY25 )
                                     => ( SY24 = SY25 ) ) ) )
                         => ? [B: $i] :
                            ! [Xx: $i] :
                              ( ( in @ Xx @ B )
                            <=> ? [Xy: $i] :
                                  ( ( in @ Xy @ SY21 )
                                  & ( SY20 @ Xy @ Xx ) ) ) )
                     => ( ! [A: $i] :
                            ( ? [Xx: $i] : ( in @ Xx @ A )
                           => ? [B: $i] :
                                ( ( in @ B @ A )
                                & ~ ? [Xx: $i] :
                                      ( ( in @ Xx @ B )
                                      & ( in @ Xx @ A ) ) ) )
                       => ( ! [A: $i] :
                            ? [B: $i] :
                              ( ! [C: $i] :
                                  ( ( in @ C @ B )
                                 => ! [Xx: $i] :
                                      ( ( in @ Xx @ C )
                                     => ( in @ Xx @ A ) ) )
                              & ! [Xx: $i,Xy: $i] :
                                  ( ( ( in @ Xx @ A )
                                    & ( in @ Xy @ A ) )
                                 => ( ! [C: $i] :
                                        ( ( in @ C @ B )
                                       => ( ( in @ Xx @ C )
                                        <=> ( in @ Xy @ C ) ) )
                                   => ( Xx = Xy ) ) )
                              & ! [C: $i,D: $i] :
                                  ( ( ( in @ C @ B )
                                    & ( in @ D @ B ) )
                                 => ( ! [Xx: $i] :
                                        ( ( in @ Xx @ C )
                                       => ( in @ Xx @ D ) )
                                    | ! [Xx: $i] :
                                        ( ( in @ Xx @ D )
                                       => ( in @ Xx @ C ) ) ) )
                              & ! [C: $i] :
                                  ( ( ! [Xx: $i] :
                                        ( ( in @ Xx @ C )
                                       => ( in @ Xx @ A ) )
                                    & ? [Xx: $i] : ( in @ Xx @ C ) )
                                 => ? [D: $i,Xx: $i] :
                                      ( ( in @ D @ B )
                                      & ( in @ Xx @ C )
                                      & ~ ? [Xy: $i] :
                                            ( ( in @ Xy @ D )
                                            & ( in @ Xy @ C ) )
                                      & ! [E: $i] :
                                          ( ( in @ E @ B )
                                         => ( ! [Xy: $i] :
                                                ( ( in @ Xy @ E )
                                               => ( in @ Xy @ D ) )
                                            | ( in @ Xx @ E ) ) ) ) ) )
                         => ( ! [SY52: $i > $o] :
                                ( ? [SY54: $i] :
                                    ( ( SY52 @ SY54 )
                                    & ! [SY55: $i] :
                                        ( ( SY52 @ SY55 )
                                       => ( SY54 = SY55 ) ) )
                               => ( SY52
                                  @ ( descr
                                    @ ^ [Xx: $i] : ( SY52 @ Xx ) ) ) )
                           => ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
                                  ( ( in @ Xx @ A )
                                 => ( ( Xphi @ Xx )
                                   => ( in @ Xx
                                      @ ( dsetconstr @ A
                                        @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) )
                             => ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
                                    ( ( in @ Xx
                                      @ ( dsetconstr @ A
                                        @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
                                   => ( in @ Xx @ A ) )
                               => ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
                                      ( ( in @ Xx
                                        @ ( dsetconstr @ A
                                          @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
                                     => ( Xphi @ Xx ) )
                                 => ( ! [SY69: $i > $o] :
                                        ( ? [SY71: $i] :
                                            ( ( SY69 @ SY71 )
                                            & ! [SY72: $i] :
                                                ( ( SY69 @ SY72 )
                                               => ( SY71 = SY72 ) ) )
                                       => ? [Xx: $i] :
                                            ( ( SY69 @ Xx )
                                            & ! [Xy: $i] :
                                                ( ( SY69 @ Xy )
                                               => ( Xx = Xy ) ) ) )
                                   => ( ! [SY75: $o,SY76: $i] :
                                          ( ( in @ SY76
                                            @ ( dsetconstr @ ( powerset @ emptyset )
                                              @ ^ [SY77: $i] : SY75 ) )
                                         => SY75 )
                                     => ( ! [Xx: $i] :
                                            ( ( in @ Xx @ emptyset )
                                           => ! [Xphi: $o] : Xphi )
                                       => ( ! [Xx: $i] :
                                              ( ( in @ Xx @ emptyset )
                                             => $false )
                                         => ( ! [Xx: $i] :
                                                ~ ( in @ Xx @ emptyset )
                                           => ( ! [SY82: $i > $o] :
                                                  ( ? [SY84: $i] :
                                                      ( ( SY82 @ SY84 )
                                                      & ! [SY85: $i] :
                                                          ( ( SY82 @ SY85 )
                                                         => ( SY84 = SY85 ) ) )
                                                 => ? [Xx: $i] : ( SY82 @ Xx ) )
                                             => ( ! [A: $i,B: $i] :
                                                    ( ! [Xx: $i] :
                                                        ( ( in @ Xx @ A )
                                                       => ( in @ Xx @ B ) )
                                                   => ( ! [Xx: $i] :
                                                          ( ( in @ Xx @ B )
                                                         => ( in @ Xx @ A ) )
                                                     => ( A = B ) ) )
                                               => ( ! [A: $i] :
                                                      ( ! [Xx: $i] :
                                                          ~ ( in @ Xx @ A )
                                                     => ( A = emptyset ) )
                                                 => ( ! [A: $i] :
                                                        ( ! [Xx: $i] :
                                                            ~ ( in @ Xx @ A )
                                                       => ( A = emptyset ) )
                                                   => ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
                                                          ( ( in @ Xx @ A )
                                                         => ( ( in @ Xx
                                                              @ ( dsetconstr @ A
                                                                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
                                                          <=> ( Xphi @ Xx ) ) )
                                                     => ( ! [SY99: $i] :
                                                            ( ( SY99 != emptyset )
                                                           => ? [Xx: $i] : ( in @ Xx @ SY99 ) )
                                                       => ( ! [SY101: $i,SY102: $i > $o,SY103: $i] :
                                                              ( ( in @ SY103 @ SY101 )
                                                             => ( ( SY102 @ SY103 )
                                                               => ( ( dsetconstr @ SY101
                                                                    @ ^ [Xy: $i] : ( SY102 @ Xy ) )
                                                                 != emptyset ) ) )
                                                         => ( ! [SY105: $i] :
                                                                ( ? [Xx: $i] : ( in @ Xx @ SY105 )
                                                               => ( SY105 != emptyset ) )
                                                           => ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) )
                                                             => ( ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) )
                                                               => ( ! [Xx: $i,A: $i,Xy: $i] :
                                                                      ( ( in @ Xy @ A )
                                                                     => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) )
                                                                 => ( ! [Xx: $i,A: $i,Xy: $i] :
                                                                        ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
                                                                       => ! [Xphi: $o] :
                                                                            ( ( ( Xy = Xx )
                                                                             => Xphi )
                                                                           => ( ( ( in @ Xy @ A )
                                                                               => Xphi )
                                                                             => Xphi ) ) )
                                                                   => ( ! [Xx: $i,A: $i,Xy: $i] :
                                                                          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
                                                                         => ( ( Xy = Xx )
                                                                            | ( in @ Xy @ A ) ) )
                                                                     => ( ! [A: $i] :
                                                                            ( ( dsetconstr @ A
                                                                              @ ^ [Xx: $i] : $true )
                                                                            = A )
                                                                       => ( ! [A: $i,B: $i] :
                                                                              ( ! [Xx: $i] :
                                                                                  ( ( in @ Xx @ B )
                                                                                 => ( in @ Xx @ A ) )
                                                                             => ( in @ B @ ( powerset @ A ) ) )
                                                                         => ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) )
                                                                           => ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) )
                                                                             => ( ! [A: $i,B: $i,Xx: $i] :
                                                                                    ( ( in @ B @ ( powerset @ A ) )
                                                                                   => ( ( in @ Xx @ B )
                                                                                     => ( in @ Xx @ A ) ) )
                                                                               => ( ! [A: $i,Xx: $i,B: $i] :
                                                                                      ( ( in @ Xx @ B )
                                                                                     => ( ( in @ B @ A )
                                                                                       => ( in @ Xx @ ( setunion @ A ) ) ) )
                                                                                 => ( ! [A: $i,Xx: $i] :
                                                                                        ( ( in @ Xx @ ( setunion @ A ) )
                                                                                       => ! [Xphi: $o] :
                                                                                            ( ! [B: $i] :
                                                                                                ( ( in @ Xx @ B )
                                                                                               => ( ( in @ B @ A )
                                                                                                 => Xphi ) )
                                                                                           => Xphi ) )
                                                                                   => ( ! [A: $i,Xx: $i] :
                                                                                          ( ( in @ Xx @ A )
                                                                                         => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) )
                                                                                     => ( ! [SY138: $i > $o] :
                                                                                            ( ? [SY140: $i] :
                                                                                                ( ( SY138 @ SY140 )
                                                                                                & ! [SY141: $i] :
                                                                                                    ( ( SY138 @ SY141 )
                                                                                                   => ( SY140 = SY141 ) ) )
                                                                                           => ? [Xx: $i] :
                                                                                              ! [Xy: $i] :
                                                                                                ( ( SY138 @ Xy )
                                                                                              <=> ( Xy = Xx ) ) )
                                                                                       => ( ! [SY144: $i] :
                                                                                              ( ( SY144 != emptyset )
                                                                                             => ? [Xx: $i] :
                                                                                                  ( ( in @ Xx @ SY144 )
                                                                                                  & $true ) )
                                                                                         => ( ! [Xx: $i,Xy: $i] :
                                                                                                ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
                                                                                               => ( Xx = Xy ) )
                                                                                           => ( ! [Xx: $i,Xy: $i] :
                                                                                                  ( ( Xx != Xy )
                                                                                                 => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) )
                                                                                             => ( ! [Xx: $i,Xy: $i] :
                                                                                                    ( ( Xx = Xy )
                                                                                                   => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
                                                                                               => ( ! [Xx: $i,Xy: $i] :
                                                                                                      ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
                                                                                                     => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) )
                                                                                                 => ! [Xx: $i,Xy: $i,Xz: $i] :
                                                                                                      ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
                                                                                                     => ( ( Xz = Xx )
                                                                                                        | ( Xz = Xy ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[2,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(4,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ A )
            <=> ( in @ Xx @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(5,plain,
    ( ( ! [Xx: $i] :
          ~ ( in @ Xx @ emptyset ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(6,plain,
    ( ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
        <=> ( ( Xy = Xx )
            | ( in @ Xy @ A ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(7,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ B @ ( powerset @ A ) )
        <=> ! [Xx: $i] :
              ( ( in @ Xx @ B )
             => ( in @ Xx @ A ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(8,plain,
    ( ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ ( setunion @ A ) )
        <=> ? [B: $i] :
              ( ( in @ Xx @ B )
              & ( in @ B @ A ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(9,plain,
    ( ( in @ emptyset @ omega )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(10,plain,
    ( ( ! [Xx: $i] :
          ( ( in @ Xx @ omega )
         => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(11,plain,
    ( ( ! [A: $i] :
          ( ( ( in @ emptyset @ A )
            & ! [Xx: $i] :
                ( ( ( in @ Xx @ omega )
                  & ( in @ Xx @ A ) )
               => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
         => ! [Xx: $i] :
              ( ( in @ Xx @ omega )
             => ( in @ Xx @ A ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(12,plain,
    ( ( ! [SY20: $i > $i > $o,SY21: $i] :
          ( ! [SY22: $i] :
              ( ( in @ SY22 @ SY21 )
             => ? [SY24: $i] :
                  ( ( SY20 @ SY22 @ SY24 )
                  & ! [SY25: $i] :
                      ( ( SY20 @ SY22 @ SY25 )
                     => ( SY24 = SY25 ) ) ) )
         => ? [B: $i] :
            ! [Xx: $i] :
              ( ( in @ Xx @ B )
            <=> ? [Xy: $i] :
                  ( ( in @ Xy @ SY21 )
                  & ( SY20 @ Xy @ Xx ) ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(13,plain,
    ( ( ! [A: $i] :
          ( ? [Xx: $i] : ( in @ Xx @ A )
         => ? [B: $i] :
              ( ( in @ B @ A )
              & ~ ? [Xx: $i] :
                    ( ( in @ Xx @ B )
                    & ( in @ Xx @ A ) ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(14,plain,
    ( ( ! [A: $i] :
        ? [B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ B )
             => ! [Xx: $i] :
                  ( ( in @ Xx @ C )
                 => ( in @ Xx @ A ) ) )
          & ! [Xx: $i,Xy: $i] :
              ( ( ( in @ Xx @ A )
                & ( in @ Xy @ A ) )
             => ( ! [C: $i] :
                    ( ( in @ C @ B )
                   => ( ( in @ Xx @ C )
                    <=> ( in @ Xy @ C ) ) )
               => ( Xx = Xy ) ) )
          & ! [C: $i,D: $i] :
              ( ( ( in @ C @ B )
                & ( in @ D @ B ) )
             => ( ! [Xx: $i] :
                    ( ( in @ Xx @ C )
                   => ( in @ Xx @ D ) )
                | ! [Xx: $i] :
                    ( ( in @ Xx @ D )
                   => ( in @ Xx @ C ) ) ) )
          & ! [C: $i] :
              ( ( ! [Xx: $i] :
                    ( ( in @ Xx @ C )
                   => ( in @ Xx @ A ) )
                & ? [Xx: $i] : ( in @ Xx @ C ) )
             => ? [D: $i,Xx: $i] :
                  ( ( in @ D @ B )
                  & ( in @ Xx @ C )
                  & ~ ? [Xy: $i] :
                        ( ( in @ Xy @ D )
                        & ( in @ Xy @ C ) )
                  & ! [E: $i] :
                      ( ( in @ E @ B )
                     => ( ! [Xy: $i] :
                            ( ( in @ Xy @ E )
                           => ( in @ Xy @ D ) )
                        | ( in @ Xx @ E ) ) ) ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(15,plain,
    ( ( ! [SY52: $i > $o] :
          ( ? [SY54: $i] :
              ( ( SY52 @ SY54 )
              & ! [SY55: $i] :
                  ( ( SY52 @ SY55 )
                 => ( SY54 = SY55 ) ) )
         => ( SY52
            @ ( descr
              @ ^ [Xx: $i] : ( SY52 @ Xx ) ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(16,plain,
    ( ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( ( Xphi @ Xx )
           => ( in @ Xx
              @ ( dsetconstr @ A
                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(17,plain,
    ( ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx
            @ ( dsetconstr @ A
              @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
         => ( in @ Xx @ A ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(18,plain,
    ( ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx
            @ ( dsetconstr @ A
              @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
         => ( Xphi @ Xx ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(19,plain,
    ( ( ! [SY69: $i > $o] :
          ( ? [SY71: $i] :
              ( ( SY69 @ SY71 )
              & ! [SY72: $i] :
                  ( ( SY69 @ SY72 )
                 => ( SY71 = SY72 ) ) )
         => ? [Xx: $i] :
              ( ( SY69 @ Xx )
              & ! [Xy: $i] :
                  ( ( SY69 @ Xy )
                 => ( Xx = Xy ) ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(20,plain,
    ( ( ! [SY75: $o,SY76: $i] :
          ( ( in @ SY76
            @ ( dsetconstr @ ( powerset @ emptyset )
              @ ^ [SY77: $i] : SY75 ) )
         => SY75 ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(21,plain,
    ( ( ! [Xx: $i] :
          ( ( in @ Xx @ emptyset )
         => ! [Xphi: $o] : Xphi ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(22,plain,
    ( ( ! [Xx: $i] :
          ( ( in @ Xx @ emptyset )
         => $false ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(23,plain,
    ( ( ! [Xx: $i] :
          ~ ( in @ Xx @ emptyset ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(24,plain,
    ( ( ! [SY82: $i > $o] :
          ( ? [SY84: $i] :
              ( ( SY82 @ SY84 )
              & ! [SY85: $i] :
                  ( ( SY82 @ SY85 )
                 => ( SY84 = SY85 ) ) )
         => ? [Xx: $i] : ( SY82 @ Xx ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(25,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ A )
             => ( in @ Xx @ B ) )
         => ( ! [Xx: $i] :
                ( ( in @ Xx @ B )
               => ( in @ Xx @ A ) )
           => ( A = B ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(26,plain,
    ( ( ! [A: $i] :
          ( ! [Xx: $i] :
              ~ ( in @ Xx @ A )
         => ( A = emptyset ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(27,plain,
    ( ( ! [A: $i] :
          ( ! [Xx: $i] :
              ~ ( in @ Xx @ A )
         => ( A = emptyset ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(28,plain,
    ( ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( ( in @ Xx
              @ ( dsetconstr @ A
                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
          <=> ( Xphi @ Xx ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(29,plain,
    ( ( ! [SY99: $i] :
          ( ( SY99 != emptyset )
         => ? [Xx: $i] : ( in @ Xx @ SY99 ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(30,plain,
    ( ( ! [SY101: $i,SY102: $i > $o,SY103: $i] :
          ( ( in @ SY103 @ SY101 )
         => ( ( SY102 @ SY103 )
           => ( ( dsetconstr @ SY101
                @ ^ [Xy: $i] : ( SY102 @ Xy ) )
             != emptyset ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(31,plain,
    ( ( ! [SY105: $i] :
          ( ? [Xx: $i] : ( in @ Xx @ SY105 )
         => ( SY105 != emptyset ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(32,plain,
    ( ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(33,plain,
    ( ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(34,plain,
    ( ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ A )
         => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(35,plain,
    ( ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
         => ! [Xphi: $o] :
              ( ( ( Xy = Xx )
               => Xphi )
             => ( ( ( in @ Xy @ A )
                 => Xphi )
               => Xphi ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(36,plain,
    ( ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
         => ( ( Xy = Xx )
            | ( in @ Xy @ A ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(37,plain,
    ( ( ! [A: $i] :
          ( ( dsetconstr @ A
            @ ^ [Xx: $i] : $true )
          = A ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(38,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ B )
             => ( in @ Xx @ A ) )
         => ( in @ B @ ( powerset @ A ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(39,plain,
    ( ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(40,plain,
    ( ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(41,plain,
    ( ( ! [A: $i,B: $i,Xx: $i] :
          ( ( in @ B @ ( powerset @ A ) )
         => ( ( in @ Xx @ B )
           => ( in @ Xx @ A ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(42,plain,
    ( ( ! [A: $i,Xx: $i,B: $i] :
          ( ( in @ Xx @ B )
         => ( ( in @ B @ A )
           => ( in @ Xx @ ( setunion @ A ) ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(43,plain,
    ( ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ ( setunion @ A ) )
         => ! [Xphi: $o] :
              ( ! [B: $i] :
                  ( ( in @ Xx @ B )
                 => ( ( in @ B @ A )
                   => Xphi ) )
             => Xphi ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(44,plain,
    ( ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(45,plain,
    ( ( ! [SY138: $i > $o] :
          ( ? [SY140: $i] :
              ( ( SY138 @ SY140 )
              & ! [SY141: $i] :
                  ( ( SY138 @ SY141 )
                 => ( SY140 = SY141 ) ) )
         => ? [Xx: $i] :
            ! [Xy: $i] :
              ( ( SY138 @ Xy )
            <=> ( Xy = Xx ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(46,plain,
    ( ( ! [SY144: $i] :
          ( ( SY144 != emptyset )
         => ? [Xx: $i] :
              ( ( in @ Xx @ SY144 )
              & $true ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(47,plain,
    ( ( ! [Xx: $i,Xy: $i] :
          ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
         => ( Xx = Xy ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(48,plain,
    ( ( ! [Xx: $i,Xy: $i] :
          ( ( Xx != Xy )
         => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(49,plain,
    ( ( ! [Xx: $i,Xy: $i] :
          ( ( Xx = Xy )
         => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(50,plain,
    ( ( ! [Xx: $i,Xy: $i] :
          ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
         => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(51,plain,
    ( ( ! [Xx: $i,Xy: $i,Xz: $i] :
          ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
         => ( ( Xz = Xx )
            | ( Xz = Xy ) ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(52,plain,
    ( ( ~ ! [Xx: $i,Xy: $i,Xz: $i] :
            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
           => ( ( Xz = Xx )
              | ( Xz = Xy ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[51]) ).

thf(53,plain,
    ( ( ! [Xx: $i,Xy: $i] :
          ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
         => ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[50]) ).

thf(54,plain,
    ( ( ! [Xx: $i,Xy: $i] :
          ( ( Xx = Xy )
         => ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[49]) ).

thf(55,plain,
    ( ( ! [Xx: $i,Xy: $i] :
          ( ( Xx != Xy )
         => ~ ( in @ Xy @ ( setadjoin @ Xx @ emptyset ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[48]) ).

thf(56,plain,
    ( ( ! [Xx: $i,Xy: $i] :
          ( ( in @ Xx @ ( setadjoin @ Xy @ emptyset ) )
         => ( Xx = Xy ) ) )
    = $true ),
    inference(copy,[status(thm)],[47]) ).

thf(57,plain,
    ( ( ! [SY144: $i] :
          ( ( SY144 != emptyset )
         => ? [Xx: $i] :
              ( ( in @ Xx @ SY144 )
              & $true ) ) )
    = $true ),
    inference(copy,[status(thm)],[46]) ).

thf(58,plain,
    ( ( ! [SY138: $i > $o] :
          ( ? [SY140: $i] :
              ( ( SY138 @ SY140 )
              & ! [SY141: $i] :
                  ( ( SY138 @ SY141 )
                 => ( SY140 = SY141 ) ) )
         => ? [Xx: $i] :
            ! [Xy: $i] :
              ( ( SY138 @ Xy )
            <=> ( Xy = Xx ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[45]) ).

thf(59,plain,
    ( ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( in @ Xx @ ( powerset @ ( setunion @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[44]) ).

thf(60,plain,
    ( ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ ( setunion @ A ) )
         => ! [Xphi: $o] :
              ( ! [B: $i] :
                  ( ( in @ Xx @ B )
                 => ( ( in @ B @ A )
                   => Xphi ) )
             => Xphi ) ) )
    = $true ),
    inference(copy,[status(thm)],[43]) ).

thf(61,plain,
    ( ( ! [A: $i,Xx: $i,B: $i] :
          ( ( in @ Xx @ B )
         => ( ( in @ B @ A )
           => ( in @ Xx @ ( setunion @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[42]) ).

thf(62,plain,
    ( ( ! [A: $i,B: $i,Xx: $i] :
          ( ( in @ B @ ( powerset @ A ) )
         => ( ( in @ Xx @ B )
           => ( in @ Xx @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[41]) ).

thf(63,plain,
    ( ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[40]) ).

thf(64,plain,
    ( ( ! [A: $i] : ( in @ emptyset @ ( powerset @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[39]) ).

thf(65,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ B )
             => ( in @ Xx @ A ) )
         => ( in @ B @ ( powerset @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[38]) ).

thf(66,plain,
    ( ( ! [A: $i] :
          ( ( dsetconstr @ A
            @ ^ [Xx: $i] : $true )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[37]) ).

thf(67,plain,
    ( ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
         => ( ( Xy = Xx )
            | ( in @ Xy @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[36]) ).

thf(68,plain,
    ( ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
         => ! [Xphi: $o] :
              ( ( ( Xy = Xx )
               => Xphi )
             => ( ( ( in @ Xy @ A )
                 => Xphi )
               => Xphi ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[35]) ).

thf(69,plain,
    ( ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ A )
         => ( in @ Xy @ ( setadjoin @ Xx @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[34]) ).

thf(70,plain,
    ( ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) )
    = $true ),
    inference(copy,[status(thm)],[33]) ).

thf(71,plain,
    ( ( ! [Xx: $i,Xy: $i] : ( in @ Xx @ ( setadjoin @ Xx @ Xy ) ) )
    = $true ),
    inference(copy,[status(thm)],[32]) ).

thf(72,plain,
    ( ( ! [SY105: $i] :
          ( ? [Xx: $i] : ( in @ Xx @ SY105 )
         => ( SY105 != emptyset ) ) )
    = $true ),
    inference(copy,[status(thm)],[31]) ).

thf(73,plain,
    ( ( ! [SY101: $i,SY102: $i > $o,SY103: $i] :
          ( ( in @ SY103 @ SY101 )
         => ( ( SY102 @ SY103 )
           => ( ( dsetconstr @ SY101
                @ ^ [Xy: $i] : ( SY102 @ Xy ) )
             != emptyset ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[30]) ).

thf(74,plain,
    ( ( ! [SY99: $i] :
          ( ( SY99 != emptyset )
         => ? [Xx: $i] : ( in @ Xx @ SY99 ) ) )
    = $true ),
    inference(copy,[status(thm)],[29]) ).

thf(75,plain,
    ( ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( ( in @ Xx
              @ ( dsetconstr @ A
                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
          <=> ( Xphi @ Xx ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[28]) ).

thf(76,plain,
    ( ( ! [A: $i] :
          ( ! [Xx: $i] :
              ~ ( in @ Xx @ A )
         => ( A = emptyset ) ) )
    = $true ),
    inference(copy,[status(thm)],[27]) ).

thf(77,plain,
    ( ( ! [A: $i] :
          ( ! [Xx: $i] :
              ~ ( in @ Xx @ A )
         => ( A = emptyset ) ) )
    = $true ),
    inference(copy,[status(thm)],[26]) ).

thf(78,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ A )
             => ( in @ Xx @ B ) )
         => ( ! [Xx: $i] :
                ( ( in @ Xx @ B )
               => ( in @ Xx @ A ) )
           => ( A = B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[25]) ).

thf(79,plain,
    ( ( ! [SY82: $i > $o] :
          ( ? [SY84: $i] :
              ( ( SY82 @ SY84 )
              & ! [SY85: $i] :
                  ( ( SY82 @ SY85 )
                 => ( SY84 = SY85 ) ) )
         => ? [Xx: $i] : ( SY82 @ Xx ) ) )
    = $true ),
    inference(copy,[status(thm)],[24]) ).

thf(80,plain,
    ( ( ! [Xx: $i] :
          ~ ( in @ Xx @ emptyset ) )
    = $true ),
    inference(copy,[status(thm)],[23]) ).

thf(81,plain,
    ( ( ! [Xx: $i] :
          ( ( in @ Xx @ emptyset )
         => $false ) )
    = $true ),
    inference(copy,[status(thm)],[22]) ).

thf(82,plain,
    ( ( ! [Xx: $i] :
          ( ( in @ Xx @ emptyset )
         => ! [Xphi: $o] : Xphi ) )
    = $true ),
    inference(copy,[status(thm)],[21]) ).

thf(83,plain,
    ( ( ! [SY75: $o,SY76: $i] :
          ( ( in @ SY76
            @ ( dsetconstr @ ( powerset @ emptyset )
              @ ^ [SY77: $i] : SY75 ) )
         => SY75 ) )
    = $true ),
    inference(copy,[status(thm)],[20]) ).

thf(84,plain,
    ( ( ! [SY69: $i > $o] :
          ( ? [SY71: $i] :
              ( ( SY69 @ SY71 )
              & ! [SY72: $i] :
                  ( ( SY69 @ SY72 )
                 => ( SY71 = SY72 ) ) )
         => ? [Xx: $i] :
              ( ( SY69 @ Xx )
              & ! [Xy: $i] :
                  ( ( SY69 @ Xy )
                 => ( Xx = Xy ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[19]) ).

thf(85,plain,
    ( ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx
            @ ( dsetconstr @ A
              @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
         => ( Xphi @ Xx ) ) )
    = $true ),
    inference(copy,[status(thm)],[18]) ).

thf(86,plain,
    ( ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx
            @ ( dsetconstr @ A
              @ ^ [Xy: $i] : ( Xphi @ Xy ) ) )
         => ( in @ Xx @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[17]) ).

thf(87,plain,
    ( ( ! [A: $i,Xphi: $i > $o,Xx: $i] :
          ( ( in @ Xx @ A )
         => ( ( Xphi @ Xx )
           => ( in @ Xx
              @ ( dsetconstr @ A
                @ ^ [Xy: $i] : ( Xphi @ Xy ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[16]) ).

thf(88,plain,
    ( ( ! [SY52: $i > $o] :
          ( ? [SY54: $i] :
              ( ( SY52 @ SY54 )
              & ! [SY55: $i] :
                  ( ( SY52 @ SY55 )
                 => ( SY54 = SY55 ) ) )
         => ( SY52
            @ ( descr
              @ ^ [Xx: $i] : ( SY52 @ Xx ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[15]) ).

thf(89,plain,
    ( ( ! [A: $i] :
        ? [B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ B )
             => ! [Xx: $i] :
                  ( ( in @ Xx @ C )
                 => ( in @ Xx @ A ) ) )
          & ! [Xx: $i,Xy: $i] :
              ( ( ( in @ Xx @ A )
                & ( in @ Xy @ A ) )
             => ( ! [C: $i] :
                    ( ( in @ C @ B )
                   => ( ( in @ Xx @ C )
                    <=> ( in @ Xy @ C ) ) )
               => ( Xx = Xy ) ) )
          & ! [C: $i,D: $i] :
              ( ( ( in @ C @ B )
                & ( in @ D @ B ) )
             => ( ! [Xx: $i] :
                    ( ( in @ Xx @ C )
                   => ( in @ Xx @ D ) )
                | ! [Xx: $i] :
                    ( ( in @ Xx @ D )
                   => ( in @ Xx @ C ) ) ) )
          & ! [C: $i] :
              ( ( ! [Xx: $i] :
                    ( ( in @ Xx @ C )
                   => ( in @ Xx @ A ) )
                & ? [Xx: $i] : ( in @ Xx @ C ) )
             => ? [D: $i,Xx: $i] :
                  ( ( in @ D @ B )
                  & ( in @ Xx @ C )
                  & ~ ? [Xy: $i] :
                        ( ( in @ Xy @ D )
                        & ( in @ Xy @ C ) )
                  & ! [E: $i] :
                      ( ( in @ E @ B )
                     => ( ! [Xy: $i] :
                            ( ( in @ Xy @ E )
                           => ( in @ Xy @ D ) )
                        | ( in @ Xx @ E ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[14]) ).

thf(90,plain,
    ( ( ! [A: $i] :
          ( ? [Xx: $i] : ( in @ Xx @ A )
         => ? [B: $i] :
              ( ( in @ B @ A )
              & ~ ? [Xx: $i] :
                    ( ( in @ Xx @ B )
                    & ( in @ Xx @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[13]) ).

thf(91,plain,
    ( ( ! [SY20: $i > $i > $o,SY21: $i] :
          ( ! [SY22: $i] :
              ( ( in @ SY22 @ SY21 )
             => ? [SY24: $i] :
                  ( ( SY20 @ SY22 @ SY24 )
                  & ! [SY25: $i] :
                      ( ( SY20 @ SY22 @ SY25 )
                     => ( SY24 = SY25 ) ) ) )
         => ? [B: $i] :
            ! [Xx: $i] :
              ( ( in @ Xx @ B )
            <=> ? [Xy: $i] :
                  ( ( in @ Xy @ SY21 )
                  & ( SY20 @ Xy @ Xx ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[12]) ).

thf(92,plain,
    ( ( ! [A: $i] :
          ( ( ( in @ emptyset @ A )
            & ! [Xx: $i] :
                ( ( ( in @ Xx @ omega )
                  & ( in @ Xx @ A ) )
               => ( in @ ( setadjoin @ Xx @ Xx ) @ A ) ) )
         => ! [Xx: $i] :
              ( ( in @ Xx @ omega )
             => ( in @ Xx @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[11]) ).

thf(93,plain,
    ( ( ! [Xx: $i] :
          ( ( in @ Xx @ omega )
         => ( in @ ( setadjoin @ Xx @ Xx ) @ omega ) ) )
    = $true ),
    inference(copy,[status(thm)],[10]) ).

thf(94,plain,
    ( ( in @ emptyset @ omega )
    = $true ),
    inference(copy,[status(thm)],[9]) ).

thf(95,plain,
    ( ( ! [A: $i,Xx: $i] :
          ( ( in @ Xx @ ( setunion @ A ) )
        <=> ? [B: $i] :
              ( ( in @ Xx @ B )
              & ( in @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[8]) ).

thf(96,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ B @ ( powerset @ A ) )
        <=> ! [Xx: $i] :
              ( ( in @ Xx @ B )
             => ( in @ Xx @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[7]) ).

thf(97,plain,
    ( ( ! [Xx: $i,A: $i,Xy: $i] :
          ( ( in @ Xy @ ( setadjoin @ Xx @ A ) )
        <=> ( ( Xy = Xx )
            | ( in @ Xy @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[6]) ).

thf(98,plain,
    ( ( ! [Xx: $i] :
          ~ ( in @ Xx @ emptyset ) )
    = $true ),
    inference(copy,[status(thm)],[5]) ).

thf(99,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [Xx: $i] :
              ( ( in @ Xx @ A )
            <=> ( in @ Xx @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[4]) ).

thf(100,plain,
    ( ( ~ ! [Xx: $i,Xy: $i,Xz: $i] :
            ( ( in @ Xz @ ( setadjoin @ Xx @ ( setadjoin @ Xy @ emptyset ) ) )
           => ( ( Xz = Xx )
              | ( Xz = Xy ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[52]) ).

thf(101,plain,
    ( ( ! [SX0: $i,SX1: $i > $o,SX2: $i] :
          ( ~ ( in @ SX2
              @ ( dsetconstr @ SX0
                @ ^ [SX3: $i] : ( SX1 @ SX3 ) ) )
          | ( in @ SX2 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[86,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(102,plain,
    ( ( ! [SX0: $i > $o] :
          ( ~ ~ ! [SX1: $i] :
                  ~ ~ ( ~ ( SX0 @ SX1 )
                      | ~ ! [SX2: $i] :
                            ( ~ ( SX0 @ SX2 )
                            | ( SX1 = SX2 ) ) )
          | ( SX0
            @ ( descr
              @ ^ [SX1: $i] : ( SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[88,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(103,plain,
    ( ( ! [SX0: $o,SX1: $i] :
          ( ~ ( in @ SX1
              @ ( dsetconstr @ ( powerset @ emptyset )
                @ ^ [SX2: $i] : SX0 ) )
          | SX0 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[83,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(104,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ( ~ ( in @ emptyset @ SX0 )
                | ~ ! [SX1: $i] :
                      ( ~ ~ ( ~ ( in @ SX1 @ omega )
                            | ~ ( in @ SX1 @ SX0 ) )
                      | ( in @ ( setadjoin @ SX1 @ SX1 ) @ SX0 ) ) )
          | ! [SX1: $i] :
              ( ~ ( in @ SX1 @ omega )
              | ( in @ SX1 @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[92,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(105,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( in @ SX1 @ ( setunion @ SX0 ) )
                | ~ ! [SX2: $i] :
                      ~ ~ ( ~ ( in @ SX1 @ SX2 )
                          | ~ ( in @ SX2 @ SX0 ) ) )
            | ~ ( ~ ~ ! [SX2: $i] :
                        ~ ~ ( ~ ( in @ SX1 @ SX2 )
                            | ~ ( in @ SX2 @ SX0 ) )
                | ( in @ SX1 @ ( setunion @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[95,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(106,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( in @ SX0 @ omega )
          | ( in @ ( setadjoin @ SX0 @ SX0 ) @ omega ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[93,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(107,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ! [SX2: $i] :
                ~ ( ~ ( ~ ( in @ SX2 @ SX0 )
                      | ( in @ SX2 @ SX1 ) )
                  | ~ ( ~ ( in @ SX2 @ SX1 )
                      | ( in @ SX2 @ SX0 ) ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[99,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(108,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ! [SX1: $i] :
                  ~ ( in @ SX1 @ SX0 )
          | ( SX0 != emptyset ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[72,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(109,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ~ ( ~ ( ~ ( in @ SX2 @ ( setadjoin @ SX0 @ SX1 ) )
                | ( SX2 = SX0 )
                | ( in @ SX2 @ SX1 ) )
            | ~ ( ~ ( ( SX2 = SX0 )
                    | ( in @ SX2 @ SX1 ) )
                | ( in @ SX2 @ ( setadjoin @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[97,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(110,plain,
    ( ( ! [SX0: $i > $i > $o,SX1: $i] :
          ( ~ ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX1 )
                | ~ ! [SX3: $i] :
                      ~ ~ ( ~ ( SX0 @ SX2 @ SX3 )
                          | ~ ! [SX4: $i] :
                                ( ~ ( SX0 @ SX2 @ SX4 )
                                | ( SX3 = SX4 ) ) ) )
          | ~ ! [SX2: $i] :
                ~ ! [SX3: $i] :
                    ~ ( ~ ( ~ ( in @ SX3 @ SX2 )
                          | ~ ! [SX4: $i] :
                                ~ ~ ( ~ ( in @ SX4 @ SX1 )
                                    | ~ ( SX0 @ SX4 @ SX3 ) ) )
                      | ~ ( ~ ~ ! [SX4: $i] :
                                  ~ ~ ( ~ ( in @ SX4 @ SX1 )
                                      | ~ ( SX0 @ SX4 @ SX3 ) )
                          | ( in @ SX3 @ SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[91,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(111,plain,
    ( ( ! [SX0: $i,SX1: $i > $o,SX2: $i] :
          ( ~ ( in @ SX2 @ SX0 )
          | ~ ( SX1 @ SX2 )
          | ( ( dsetconstr @ SX0
              @ ^ [SX3: $i] : ( SX1 @ SX3 ) )
           != emptyset ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[73,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(112,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX1 )
                | ( in @ SX2 @ SX0 ) )
          | ( in @ SX1 @ ( powerset @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[65,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(113,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ ( setadjoin @ SX1 @ emptyset ) )
          | ( in @ SX1 @ ( setadjoin @ SX0 @ emptyset ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[53,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(114,plain,
    ( ( ! [SX0: $i,SX1: $i > $o,SX2: $i] :
          ( ~ ( in @ SX2 @ SX0 )
          | ~ ( ~ ( ~ ( in @ SX2
                      @ ( dsetconstr @ SX0
                        @ ^ [SX3: $i] : ( SX1 @ SX3 ) ) )
                  | ( SX1 @ SX2 ) )
              | ~ ( ~ ( SX1 @ SX2 )
                  | ( in @ SX2
                    @ ( dsetconstr @ SX0
                      @ ^ [SX3: $i] : ( SX1 @ SX3 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[75,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(115,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ( SX0 != emptyset ) )
          | ~ ! [SX1: $i] :
                ~ ( in @ SX1 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[74,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(116,plain,
    ( ( ! [SX0: $i > $o] :
          ( ~ ~ ! [SX1: $i] :
                  ~ ~ ( ~ ( SX0 @ SX1 )
                      | ~ ! [SX2: $i] :
                            ( ~ ( SX0 @ SX2 )
                            | ( SX1 = SX2 ) ) )
          | ~ ! [SX1: $i] :
                ~ ~ ( ~ ( SX0 @ SX1 )
                    | ~ ! [SX2: $i] :
                          ( ~ ( SX0 @ SX2 )
                          | ( SX1 = SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[84,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(117,plain,
    ( ( ! [SX0: $i > $o] :
          ( ~ ~ ! [SX1: $i] :
                  ~ ~ ( ~ ( SX0 @ SX1 )
                      | ~ ! [SX2: $i] :
                            ( ~ ( SX0 @ SX2 )
                            | ( SX1 = SX2 ) ) )
          | ~ ! [SX1: $i] :
                ~ ! [SX2: $i] :
                    ~ ( ~ ( ~ ( SX0 @ SX2 )
                          | ( SX2 = SX1 ) )
                      | ~ ( ( SX2 != SX1 )
                          | ( SX0 @ SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[58,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(118,plain,
    ( ( ! [SX0: $i,SX1: $i > $o,SX2: $i] :
          ( ~ ( in @ SX2 @ SX0 )
          | ~ ( SX1 @ SX2 )
          | ( in @ SX2
            @ ( dsetconstr @ SX0
              @ ^ [SX3: $i] : ( SX1 @ SX3 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[87,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(119,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( in @ SX1 @ SX2 )
          | ~ ( in @ SX2 @ SX0 )
          | ( in @ SX1 @ ( setunion @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[61,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(120,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX1 @ SX0 )
          | ( in @ SX1 @ ( powerset @ ( setunion @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[59,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(121,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX1 @ ( setunion @ SX0 ) )
          | ! [SX2: $o] :
              ( ~ ! [SX3: $i] :
                    ( ~ ( in @ SX1 @ SX3 )
                    | ~ ( in @ SX3 @ SX0 )
                    | SX2 )
              | SX2 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[60,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(122,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ( SX0 != SX1 ) )
          | ~ ( in @ SX1 @ ( setadjoin @ SX0 @ emptyset ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[55,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(123,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( in @ SX2 @ ( setadjoin @ SX0 @ SX1 ) )
          | ( SX2 = SX0 )
          | ( in @ SX2 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[67,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(124,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ! [SX1: $i] :
                  ~ ( in @ SX1 @ SX0 )
          | ~ ! [SX1: $i] :
                ~ ~ ( ~ ( in @ SX1 @ SX0 )
                    | ~ ~ ~ ! [SX2: $i] :
                              ~ ~ ( ~ ( in @ SX2 @ SX1 )
                                  | ~ ( in @ SX2 @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[90,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(125,plain,
    ( ( ~ ! [SX0: $i,SX1: $i,SX2: $i] :
            ( ~ ( in @ SX2 @ ( setadjoin @ SX0 @ ( setadjoin @ SX1 @ emptyset ) ) )
            | ( SX2 = SX0 )
            | ( SX2 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[100,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(126,plain,
    ( ( ! [SX0: $i,SX1: $i > $o,SX2: $i] :
          ( ~ ( in @ SX2
              @ ( dsetconstr @ SX0
                @ ^ [SX3: $i] : ( SX1 @ SX3 ) ) )
          | ( SX1 @ SX2 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[85,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(127,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( in @ SX2 @ ( setadjoin @ SX0 @ SX1 ) )
          | ! [SX3: $o] :
              ( ~ ( ( SX2 != SX0 )
                  | SX3 )
              | ~ ( ~ ( in @ SX2 @ SX1 )
                  | SX3 )
              | SX3 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[68,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(128,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ( SX0 != emptyset ) )
          | ~ ! [SX1: $i] :
                ~ ~ ( ~ ( in @ SX1 @ SX0 )
                    | ~ $true ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[57,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(129,plain,
    ( ( ! [SX0: $i] :
          ( ~ ! [SX1: $i] :
                ~ ( in @ SX1 @ SX0 )
          | ( SX0 = emptyset ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[76,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(130,plain,
    ( ( ! [SX0: $i] :
          ( ~ ! [SX1: $i] :
                ~ ( in @ SX1 @ SX0 )
          | ( SX0 = emptyset ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[77,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(131,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( in @ SX0 @ emptyset )
          | $false ) )
    = $true ),
    inference(unfold_def,[status(thm)],[81,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(132,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX0 )
                | ( in @ SX2 @ SX1 ) )
          | ~ ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX1 )
                | ( in @ SX2 @ SX0 ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[78,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(133,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX0 != SX1 )
          | ( in @ SX0 @ ( setadjoin @ SX1 @ emptyset ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[54,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(134,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( in @ SX1 @ ( powerset @ SX0 ) )
                | ! [SX2: $i] :
                    ( ~ ( in @ SX2 @ SX1 )
                    | ( in @ SX2 @ SX0 ) ) )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( in @ SX2 @ SX1 )
                      | ( in @ SX2 @ SX0 ) )
                | ( in @ SX1 @ ( powerset @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[96,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(135,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( in @ SX2 @ SX1 )
          | ( in @ SX2 @ ( setadjoin @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[69,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(136,plain,
    ( ( ! [SX0: $i > $o] :
          ( ~ ~ ! [SX1: $i] :
                  ~ ~ ( ~ ( SX0 @ SX1 )
                      | ~ ! [SX2: $i] :
                            ( ~ ( SX0 @ SX2 )
                            | ( SX1 = SX2 ) ) )
          | ~ ! [SX1: $i] :
                ~ ( SX0 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[79,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(137,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ ( setadjoin @ SX1 @ emptyset ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[56,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(138,plain,
    ( ( ! [SX0: $i] :
          ~ ! [SX1: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ! [SX2: $i] :
                                    ( ~ ( in @ SX2 @ SX1 )
                                    | ! [SX3: $i] :
                                        ( ~ ( in @ SX3 @ SX2 )
                                        | ( in @ SX3 @ SX0 ) ) )
                              | ~ ! [SX2: $i,SX3: $i] :
                                    ( ~ ~ ( ~ ( in @ SX2 @ SX0 )
                                          | ~ ( in @ SX3 @ SX0 ) )
                                    | ~ ! [SX4: $i] :
                                          ( ~ ( in @ SX4 @ SX1 )
                                          | ~ ( ~ ( ~ ( in @ SX2 @ SX4 )
                                                  | ( in @ SX3 @ SX4 ) )
                                              | ~ ( ~ ( in @ SX3 @ SX4 )
                                                  | ( in @ SX2 @ SX4 ) ) ) )
                                    | ( SX2 = SX3 ) ) )
                        | ~ ! [SX2: $i,SX3: $i] :
                              ( ~ ~ ( ~ ( in @ SX2 @ SX1 )
                                    | ~ ( in @ SX3 @ SX1 ) )
                              | ! [SX4: $i] :
                                  ( ~ ( in @ SX4 @ SX2 )
                                  | ( in @ SX4 @ SX3 ) )
                              | ! [SX4: $i] :
                                  ( ~ ( in @ SX4 @ SX3 )
                                  | ( in @ SX4 @ SX2 ) ) ) )
                  | ~ ! [SX2: $i] :
                        ( ~ ~ ( ~ ! [SX3: $i] :
                                    ( ~ ( in @ SX3 @ SX2 )
                                    | ( in @ SX3 @ SX0 ) )
                              | ~ ~ ! [SX3: $i] :
                                      ~ ( in @ SX3 @ SX2 ) )
                        | ~ ! [SX3: $i] :
                              ~ ~ ! [SX4: $i] :
                                    ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SX3 @ SX1 )
                                                    | ~ ( in @ SX4 @ SX2 ) )
                                              | ~ ~ ~ ! [SX5: $i] :
                                                        ~ ~ ( ~ ( in @ SX5 @ SX3 )
                                                            | ~ ( in @ SX5 @ SX2 ) ) )
                                        | ~ ! [SX5: $i] :
                                              ( ~ ( in @ SX5 @ SX1 )
                                              | ! [SX6: $i] :
                                                  ( ~ ( in @ SX6 @ SX5 )
                                                  | ( in @ SX6 @ SX3 ) )
                                              | ( in @ SX4 @ SX5 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[89,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(139,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( in @ SX0 @ emptyset )
          | ! [SX1: $o] : SX1 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[82,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(140,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( in @ SX1 @ ( powerset @ SX0 ) )
          | ~ ( in @ SX2 @ SX1 )
          | ( in @ SX2 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[62,descrp,dsetconstrEL,dsetconstrER,dsetconstrI,emptyI,emptyInPowerset,emptyinPowerset,emptyinunitempty,emptysetAx,emptysetE,emptysetimpfalse,eqinunit,exu,exuE1,exuE2,exuE3e,foundationAx,noeltsimpempty,nonempty,nonemptyE1,nonemptyI,nonemptyI1,nonemptyImpWitness,notinemptyset,notinsingleton,omega0Ax,omegaIndAx,omegaSAx,powersetAx,powersetE,powersetI,prop2set,prop2setE,replAx,setadjoinAx,setadjoinE,setadjoinIL,setadjoinIR,setadjoinOr,setbeta,setext,setextAx,setoftrueEq,setunionAx,setunionE,setunionI,singletonsswitch,subPowSU,uniqinunit,wellorderingAx]) ).

thf(141,plain,
    ! [SV1: $i] :
      ( ( in @ emptyset @ ( powerset @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[63]) ).

thf(142,plain,
    ! [SV2: $i] :
      ( ( in @ emptyset @ ( powerset @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[64]) ).

thf(143,plain,
    ! [SV3: $i] :
      ( ( ( dsetconstr @ SV3
          @ ^ [Xx: $i] : $true )
        = SV3 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[66]) ).

thf(144,plain,
    ! [SV4: $i] :
      ( ( ! [SY307: $i] : ( in @ SV4 @ ( setadjoin @ SV4 @ SY307 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[71]) ).

thf(145,plain,
    ! [SV5: $i] :
      ( ( ~ ( in @ SV5 @ emptyset ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[80]) ).

thf(146,plain,
    ! [SV6: $i] :
      ( ( ~ ( in @ SV6 @ emptyset ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[98]) ).

thf(147,plain,
    ! [SV7: $i] :
      ( ( ! [SY308: $i > $o,SY309: $i] :
            ( ~ ( in @ SY309
                @ ( dsetconstr @ SV7
                  @ ^ [SX3: $i] : ( SY308 @ SX3 ) ) )
            | ( in @ SY309 @ SV7 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[101]) ).

thf(148,plain,
    ! [SV8: $i > $o] :
      ( ( ~ ~ ! [SY311: $i] :
                ~ ~ ( ~ ( SV8 @ SY311 )
                    | ~ ! [SY312: $i] :
                          ( ~ ( SV8 @ SY312 )
                          | ( SY311 = SY312 ) ) )
        | ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[102]) ).

thf(149,plain,
    ! [SV9: $o] :
      ( ( ! [SY314: $i] :
            ( ~ ( in @ SY314
                @ ( dsetconstr @ ( powerset @ emptyset )
                  @ ^ [SY315: $i] : SV9 ) )
            | SV9 ) )
      = $true ),
    inference(extcnf_forall_special_pos,[status(thm)],[103]) ).

thf(150,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( in @ SX0
              @ ( dsetconstr @ ( powerset @ emptyset )
                @ ^ [SX1: $i] : $true ) )
          | $true ) )
    = $true ),
    inference(extcnf_forall_special_pos,[status(thm)],[103]) ).

thf(151,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( in @ SX0
              @ ( dsetconstr @ ( powerset @ emptyset )
                @ ^ [SX1: $i] : $false ) )
          | $false ) )
    = $true ),
    inference(extcnf_forall_special_pos,[status(thm)],[103]) ).

thf(152,plain,
    ! [SV10: $i] :
      ( ( ~ ~ ( ~ ( in @ emptyset @ SV10 )
              | ~ ! [SY316: $i] :
                    ( ~ ~ ( ~ ( in @ SY316 @ omega )
                          | ~ ( in @ SY316 @ SV10 ) )
                    | ( in @ ( setadjoin @ SY316 @ SY316 ) @ SV10 ) ) )
        | ! [SY317: $i] :
            ( ~ ( in @ SY317 @ omega )
            | ( in @ SY317 @ SV10 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[104]) ).

thf(153,plain,
    ! [SV11: $i] :
      ( ( ! [SY318: $i] :
            ~ ( ~ ( ~ ( in @ SY318 @ ( setunion @ SV11 ) )
                  | ~ ! [SY319: $i] :
                        ~ ~ ( ~ ( in @ SY318 @ SY319 )
                            | ~ ( in @ SY319 @ SV11 ) ) )
              | ~ ( ~ ~ ! [SY320: $i] :
                          ~ ~ ( ~ ( in @ SY318 @ SY320 )
                              | ~ ( in @ SY320 @ SV11 ) )
                  | ( in @ SY318 @ ( setunion @ SV11 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[105]) ).

thf(154,plain,
    ! [SV12: $i] :
      ( ( ~ ( in @ SV12 @ omega )
        | ( in @ ( setadjoin @ SV12 @ SV12 ) @ omega ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[106]) ).

thf(155,plain,
    ! [SV13: $i] :
      ( ( ! [SY321: $i] :
            ( ~ ! [SY322: $i] :
                  ~ ( ~ ( ~ ( in @ SY322 @ SV13 )
                        | ( in @ SY322 @ SY321 ) )
                    | ~ ( ~ ( in @ SY322 @ SY321 )
                        | ( in @ SY322 @ SV13 ) ) )
            | ( SV13 = SY321 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[107]) ).

thf(156,plain,
    ! [SV14: $i] :
      ( ( ~ ~ ! [SY323: $i] :
                ~ ( in @ SY323 @ SV14 )
        | ( SV14 != emptyset ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[108]) ).

thf(157,plain,
    ! [SV15: $i] :
      ( ( ! [SY324: $i,SY325: $i] :
            ~ ( ~ ( ~ ( in @ SY325 @ ( setadjoin @ SV15 @ SY324 ) )
                  | ( SY325 = SV15 )
                  | ( in @ SY325 @ SY324 ) )
              | ~ ( ~ ( ( SY325 = SV15 )
                      | ( in @ SY325 @ SY324 ) )
                  | ( in @ SY325 @ ( setadjoin @ SV15 @ SY324 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[109]) ).

thf(158,plain,
    ! [SV16: $i > $i > $o] :
      ( ( ! [SY326: $i] :
            ( ~ ! [SY327: $i] :
                  ( ~ ( in @ SY327 @ SY326 )
                  | ~ ! [SY328: $i] :
                        ~ ~ ( ~ ( SV16 @ SY327 @ SY328 )
                            | ~ ! [SY329: $i] :
                                  ( ~ ( SV16 @ SY327 @ SY329 )
                                  | ( SY328 = SY329 ) ) ) )
            | ~ ! [SY330: $i] :
                  ~ ! [SY331: $i] :
                      ~ ( ~ ( ~ ( in @ SY331 @ SY330 )
                            | ~ ! [SY332: $i] :
                                  ~ ~ ( ~ ( in @ SY332 @ SY326 )
                                      | ~ ( SV16 @ SY332 @ SY331 ) ) )
                        | ~ ( ~ ~ ! [SY333: $i] :
                                    ~ ~ ( ~ ( in @ SY333 @ SY326 )
                                        | ~ ( SV16 @ SY333 @ SY331 ) )
                            | ( in @ SY331 @ SY330 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[110]) ).

thf(159,plain,
    ! [SV17: $i] :
      ( ( ! [SY334: $i > $o,SY335: $i] :
            ( ~ ( in @ SY335 @ SV17 )
            | ~ ( SY334 @ SY335 )
            | ( ( dsetconstr @ SV17
                @ ^ [SX3: $i] : ( SY334 @ SX3 ) )
             != emptyset ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[111]) ).

thf(160,plain,
    ! [SV18: $i] :
      ( ( ! [SY337: $i] :
            ( ~ ! [SY338: $i] :
                  ( ~ ( in @ SY338 @ SY337 )
                  | ( in @ SY338 @ SV18 ) )
            | ( in @ SY337 @ ( powerset @ SV18 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[112]) ).

thf(161,plain,
    ! [SV19: $i] :
      ( ( ! [SY339: $i] :
            ( ~ ( in @ SV19 @ ( setadjoin @ SY339 @ emptyset ) )
            | ( in @ SY339 @ ( setadjoin @ SV19 @ emptyset ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[113]) ).

thf(162,plain,
    ! [SV20: $i] :
      ( ( ! [SY340: $i > $o,SY341: $i] :
            ( ~ ( in @ SY341 @ SV20 )
            | ~ ( ~ ( ~ ( in @ SY341
                        @ ( dsetconstr @ SV20
                          @ ^ [SX3: $i] : ( SY340 @ SX3 ) ) )
                    | ( SY340 @ SY341 ) )
                | ~ ( ~ ( SY340 @ SY341 )
                    | ( in @ SY341
                      @ ( dsetconstr @ SV20
                        @ ^ [SX3: $i] : ( SY340 @ SX3 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[114]) ).

thf(163,plain,
    ! [SV21: $i] :
      ( ( ~ ( ( SV21 != emptyset ) )
        | ~ ! [SY344: $i] :
              ~ ( in @ SY344 @ SV21 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[115]) ).

thf(164,plain,
    ! [SV22: $i > $o] :
      ( ( ~ ~ ! [SY345: $i] :
                ~ ~ ( ~ ( SV22 @ SY345 )
                    | ~ ! [SY346: $i] :
                          ( ~ ( SV22 @ SY346 )
                          | ( SY345 = SY346 ) ) )
        | ~ ! [SY347: $i] :
              ~ ~ ( ~ ( SV22 @ SY347 )
                  | ~ ! [SY348: $i] :
                        ( ~ ( SV22 @ SY348 )
                        | ( SY347 = SY348 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[116]) ).

thf(165,plain,
    ! [SV23: $i > $o] :
      ( ( ~ ~ ! [SY349: $i] :
                ~ ~ ( ~ ( SV23 @ SY349 )
                    | ~ ! [SY350: $i] :
                          ( ~ ( SV23 @ SY350 )
                          | ( SY349 = SY350 ) ) )
        | ~ ! [SY351: $i] :
              ~ ! [SY352: $i] :
                  ~ ( ~ ( ~ ( SV23 @ SY352 )
                        | ( SY352 = SY351 ) )
                    | ~ ( ( SY352 != SY351 )
                        | ( SV23 @ SY352 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[117]) ).

thf(166,plain,
    ! [SV24: $i] :
      ( ( ! [SY353: $i > $o,SY354: $i] :
            ( ~ ( in @ SY354 @ SV24 )
            | ~ ( SY353 @ SY354 )
            | ( in @ SY354
              @ ( dsetconstr @ SV24
                @ ^ [SX3: $i] : ( SY353 @ SX3 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[118]) ).

thf(167,plain,
    ! [SV25: $i] :
      ( ( ! [SY356: $i,SY357: $i] :
            ( ~ ( in @ SY356 @ SY357 )
            | ~ ( in @ SY357 @ SV25 )
            | ( in @ SY356 @ ( setunion @ SV25 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[119]) ).

thf(168,plain,
    ! [SV26: $i] :
      ( ( ! [SY358: $i] :
            ( ~ ( in @ SY358 @ SV26 )
            | ( in @ SY358 @ ( powerset @ ( setunion @ SV26 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[120]) ).

thf(169,plain,
    ! [SV27: $i] :
      ( ( ! [SY359: $i] :
            ( ~ ( in @ SY359 @ ( setunion @ SV27 ) )
            | ! [SY360: $o] :
                ( ~ ! [SY361: $i] :
                      ( ~ ( in @ SY359 @ SY361 )
                      | ~ ( in @ SY361 @ SV27 )
                      | SY360 )
                | SY360 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[121]) ).

thf(170,plain,
    ! [SV28: $i] :
      ( ( ! [SY362: $i] :
            ( ~ ( ( SV28 != SY362 ) )
            | ~ ( in @ SY362 @ ( setadjoin @ SV28 @ emptyset ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[122]) ).

thf(171,plain,
    ! [SV29: $i] :
      ( ( ! [SY363: $i,SY364: $i] :
            ( ~ ( in @ SY364 @ ( setadjoin @ SV29 @ SY363 ) )
            | ( SY364 = SV29 )
            | ( in @ SY364 @ SY363 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[123]) ).

thf(172,plain,
    ! [SV30: $i] :
      ( ( ~ ~ ! [SY365: $i] :
                ~ ( in @ SY365 @ SV30 )
        | ~ ! [SY366: $i] :
              ~ ~ ( ~ ( in @ SY366 @ SV30 )
                  | ~ ~ ~ ! [SY367: $i] :
                            ~ ~ ( ~ ( in @ SY367 @ SY366 )
                                | ~ ( in @ SY367 @ SV30 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[124]) ).

thf(173,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( in @ SX2 @ ( setadjoin @ SX0 @ ( setadjoin @ SX1 @ emptyset ) ) )
          | ( SX2 = SX0 )
          | ( SX2 = SX1 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[125]) ).

thf(174,plain,
    ! [SV31: $i] :
      ( ( ! [SY368: $i > $o,SY369: $i] :
            ( ~ ( in @ SY369
                @ ( dsetconstr @ SV31
                  @ ^ [SX3: $i] : ( SY368 @ SX3 ) ) )
            | ( SY368 @ SY369 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[126]) ).

thf(175,plain,
    ! [SV32: $i] :
      ( ( ! [SY371: $i,SY372: $i] :
            ( ~ ( in @ SY372 @ ( setadjoin @ SV32 @ SY371 ) )
            | ! [SY373: $o] :
                ( ~ ( ( SY372 != SV32 )
                    | SY373 )
                | ~ ( ~ ( in @ SY372 @ SY371 )
                    | SY373 )
                | SY373 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[127]) ).

thf(176,plain,
    ! [SV33: $i] :
      ( ( ~ ( ( SV33 != emptyset ) )
        | ~ ! [SY374: $i] :
              ~ ~ ( ~ ( in @ SY374 @ SV33 )
                  | ~ $true ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[128]) ).

thf(177,plain,
    ! [SV34: $i] :
      ( ( ~ ! [SY375: $i] :
              ~ ( in @ SY375 @ SV34 )
        | ( SV34 = emptyset ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[129]) ).

thf(178,plain,
    ! [SV35: $i] :
      ( ( ~ ! [SY376: $i] :
              ~ ( in @ SY376 @ SV35 )
        | ( SV35 = emptyset ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[130]) ).

thf(179,plain,
    ! [SV36: $i] :
      ( ( ~ ( in @ SV36 @ emptyset )
        | $false )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[131]) ).

thf(180,plain,
    ! [SV37: $i] :
      ( ( ! [SY377: $i] :
            ( ~ ! [SY378: $i] :
                  ( ~ ( in @ SY378 @ SV37 )
                  | ( in @ SY378 @ SY377 ) )
            | ~ ! [SY379: $i] :
                  ( ~ ( in @ SY379 @ SY377 )
                  | ( in @ SY379 @ SV37 ) )
            | ( SV37 = SY377 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[132]) ).

thf(181,plain,
    ! [SV38: $i] :
      ( ( ! [SY380: $i] :
            ( ( SV38 != SY380 )
            | ( in @ SV38 @ ( setadjoin @ SY380 @ emptyset ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[133]) ).

thf(182,plain,
    ! [SV39: $i] :
      ( ( ! [SY381: $i] :
            ~ ( ~ ( ~ ( in @ SY381 @ ( powerset @ SV39 ) )
                  | ! [SY382: $i] :
                      ( ~ ( in @ SY382 @ SY381 )
                      | ( in @ SY382 @ SV39 ) ) )
              | ~ ( ~ ! [SY383: $i] :
                        ( ~ ( in @ SY383 @ SY381 )
                        | ( in @ SY383 @ SV39 ) )
                  | ( in @ SY381 @ ( powerset @ SV39 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[134]) ).

thf(183,plain,
    ! [SV40: $i] :
      ( ( ! [SY384: $i,SY385: $i] :
            ( ~ ( in @ SY385 @ SY384 )
            | ( in @ SY385 @ ( setadjoin @ SV40 @ SY384 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[135]) ).

thf(184,plain,
    ! [SV41: $i > $o] :
      ( ( ~ ~ ! [SY386: $i] :
                ~ ~ ( ~ ( SV41 @ SY386 )
                    | ~ ! [SY387: $i] :
                          ( ~ ( SV41 @ SY387 )
                          | ( SY386 = SY387 ) ) )
        | ~ ! [SY388: $i] :
              ~ ( SV41 @ SY388 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[136]) ).

thf(185,plain,
    ! [SV42: $i] :
      ( ( ! [SY389: $i] :
            ( ~ ( in @ SV42 @ ( setadjoin @ SY389 @ emptyset ) )
            | ( SV42 = SY389 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[137]) ).

thf(186,plain,
    ! [SV43: $i] :
      ( ( ~ ! [SY390: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ! [SY391: $i] :
                                    ( ~ ( in @ SY391 @ SY390 )
                                    | ! [SY392: $i] :
                                        ( ~ ( in @ SY392 @ SY391 )
                                        | ( in @ SY392 @ SV43 ) ) )
                              | ~ ! [SY393: $i,SY394: $i] :
                                    ( ~ ~ ( ~ ( in @ SY393 @ SV43 )
                                          | ~ ( in @ SY394 @ SV43 ) )
                                    | ~ ! [SX4: $i] :
                                          ( ~ ( in @ SX4 @ SY390 )
                                          | ~ ( ~ ( ~ ( in @ SY393 @ SX4 )
                                                  | ( in @ SY394 @ SX4 ) )
                                              | ~ ( ~ ( in @ SY394 @ SX4 )
                                                  | ( in @ SY393 @ SX4 ) ) ) )
                                    | ( SY393 = SY394 ) ) )
                        | ~ ! [SX2: $i,SX3: $i] :
                              ( ~ ~ ( ~ ( in @ SX2 @ SY390 )
                                    | ~ ( in @ SX3 @ SY390 ) )
                              | ! [SX4: $i] :
                                  ( ~ ( in @ SX4 @ SX2 )
                                  | ( in @ SX4 @ SX3 ) )
                              | ! [SX4: $i] :
                                  ( ~ ( in @ SX4 @ SX3 )
                                  | ( in @ SX4 @ SX2 ) ) ) )
                  | ~ ! [SY400: $i] :
                        ( ~ ~ ( ~ ! [SY401: $i] :
                                    ( ~ ( in @ SY401 @ SY400 )
                                    | ( in @ SY401 @ SV43 ) )
                              | ~ ~ ! [SX3: $i] :
                                      ~ ( in @ SX3 @ SY400 ) )
                        | ~ ! [SX3: $i] :
                              ~ ~ ! [SX4: $i] :
                                    ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SX3 @ SY390 )
                                                    | ~ ( in @ SX4 @ SY400 ) )
                                              | ~ ~ ~ ! [SX5: $i] :
                                                        ~ ~ ( ~ ( in @ SX5 @ SX3 )
                                                            | ~ ( in @ SX5 @ SY400 ) ) )
                                        | ~ ! [SX5: $i] :
                                              ( ~ ( in @ SX5 @ SY390 )
                                              | ! [SX6: $i] :
                                                  ( ~ ( in @ SX6 @ SX5 )
                                                  | ( in @ SX6 @ SX3 ) )
                                              | ( in @ SX4 @ SX5 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[138]) ).

thf(187,plain,
    ! [SV44: $i] :
      ( ( ~ ( in @ SV44 @ emptyset )
        | ! [SX1: $o] : SX1 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[139]) ).

thf(188,plain,
    ! [SV45: $i] :
      ( ( ! [SY409: $i,SY410: $i] :
            ( ~ ( in @ SY409 @ ( powerset @ SV45 ) )
            | ~ ( in @ SY410 @ SY409 )
            | ( in @ SY410 @ SV45 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[140]) ).

thf(189,plain,
    ! [SV46: $i,SV4: $i] :
      ( ( in @ SV4 @ ( setadjoin @ SV4 @ SV46 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[144]) ).

thf(190,plain,
    ! [SV5: $i] :
      ( ( in @ SV5 @ emptyset )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[145]) ).

thf(191,plain,
    ! [SV6: $i] :
      ( ( in @ SV6 @ emptyset )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[146]) ).

thf(192,plain,
    ! [SV47: $i > $o,SV7: $i] :
      ( ( ! [SY411: $i] :
            ( ~ ( in @ SY411
                @ ( dsetconstr @ SV7
                  @ ^ [SY412: $i] : ( SV47 @ SY412 ) ) )
            | ( in @ SY411 @ SV7 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[147]) ).

thf(193,plain,
    ! [SV8: $i > $o] :
      ( ( ( ~ ~ ! [SY311: $i] :
                  ~ ~ ( ~ ( SV8 @ SY311 )
                      | ~ ! [SY312: $i] :
                            ( ~ ( SV8 @ SY312 )
                            | ( SY311 = SY312 ) ) ) )
        = $true )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[148]) ).

thf(194,plain,
    ! [SV9: $o,SV48: $i] :
      ( ( ~ ( in @ SV48
            @ ( dsetconstr @ ( powerset @ emptyset )
              @ ^ [SY315: $i] : SV9 ) )
        | SV9 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[149]) ).

thf(195,plain,
    ! [SV49: $i] :
      ( ( ~ ( in @ SV49
            @ ( dsetconstr @ ( powerset @ emptyset )
              @ ^ [SX1: $i] : $true ) )
        | $true )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[150]) ).

thf(196,plain,
    ! [SV50: $i] :
      ( ( ~ ( in @ SV50
            @ ( dsetconstr @ ( powerset @ emptyset )
              @ ^ [SX1: $i] : $false ) )
        | $false )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[151]) ).

thf(197,plain,
    ! [SV10: $i] :
      ( ( ( ~ ~ ( ~ ( in @ emptyset @ SV10 )
                | ~ ! [SY316: $i] :
                      ( ~ ~ ( ~ ( in @ SY316 @ omega )
                            | ~ ( in @ SY316 @ SV10 ) )
                      | ( in @ ( setadjoin @ SY316 @ SY316 ) @ SV10 ) ) ) )
        = $true )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[152]) ).

thf(198,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ~ ( ~ ( ~ ( in @ SV51 @ ( setunion @ SV11 ) )
                | ~ ! [SY416: $i] :
                      ~ ~ ( ~ ( in @ SV51 @ SY416 )
                          | ~ ( in @ SY416 @ SV11 ) ) )
            | ~ ( ~ ~ ! [SY417: $i] :
                        ~ ~ ( ~ ( in @ SV51 @ SY417 )
                            | ~ ( in @ SY417 @ SV11 ) )
                | ( in @ SV51 @ ( setunion @ SV11 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[153]) ).

thf(199,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( in @ SV12 @ omega ) )
        = $true )
      | ( ( in @ ( setadjoin @ SV12 @ SV12 ) @ omega )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[154]) ).

thf(200,plain,
    ! [SV52: $i,SV13: $i] :
      ( ( ~ ! [SY418: $i] :
              ~ ( ~ ( ~ ( in @ SY418 @ SV13 )
                    | ( in @ SY418 @ SV52 ) )
                | ~ ( ~ ( in @ SY418 @ SV52 )
                    | ( in @ SY418 @ SV13 ) ) )
        | ( SV13 = SV52 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[155]) ).

thf(201,plain,
    ! [SV14: $i] :
      ( ( ( ~ ~ ! [SY323: $i] :
                  ~ ( in @ SY323 @ SV14 ) )
        = $true )
      | ( ( SV14 != emptyset )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[156]) ).

thf(202,plain,
    ! [SV53: $i,SV15: $i] :
      ( ( ! [SY419: $i] :
            ~ ( ~ ( ~ ( in @ SY419 @ ( setadjoin @ SV15 @ SV53 ) )
                  | ( SY419 = SV15 )
                  | ( in @ SY419 @ SV53 ) )
              | ~ ( ~ ( ( SY419 = SV15 )
                      | ( in @ SY419 @ SV53 ) )
                  | ( in @ SY419 @ ( setadjoin @ SV15 @ SV53 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[157]) ).

thf(203,plain,
    ! [SV16: $i > $i > $o,SV54: $i] :
      ( ( ~ ! [SY420: $i] :
              ( ~ ( in @ SY420 @ SV54 )
              | ~ ! [SY328: $i] :
                    ~ ~ ( ~ ( SV16 @ SY420 @ SY328 )
                        | ~ ! [SY329: $i] :
                              ( ~ ( SV16 @ SY420 @ SY329 )
                              | ( SY328 = SY329 ) ) ) )
        | ~ ! [SY423: $i] :
              ~ ! [SY424: $i] :
                  ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                        | ~ ! [SY425: $i] :
                              ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                  | ~ ( SV16 @ SY425 @ SY424 ) ) )
                    | ~ ( ~ ~ ! [SY426: $i] :
                                ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                    | ~ ( SV16 @ SY426 @ SY424 ) )
                        | ( in @ SY424 @ SY423 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[158]) ).

thf(204,plain,
    ! [SV55: $i > $o,SV17: $i] :
      ( ( ! [SY427: $i] :
            ( ~ ( in @ SY427 @ SV17 )
            | ~ ( SV55 @ SY427 )
            | ( ( dsetconstr @ SV17
                @ ^ [SY428: $i] : ( SV55 @ SY428 ) )
             != emptyset ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[159]) ).

thf(205,plain,
    ! [SV18: $i,SV56: $i] :
      ( ( ~ ! [SY429: $i] :
              ( ~ ( in @ SY429 @ SV56 )
              | ( in @ SY429 @ SV18 ) )
        | ( in @ SV56 @ ( powerset @ SV18 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[160]) ).

thf(206,plain,
    ! [SV57: $i,SV19: $i] :
      ( ( ~ ( in @ SV19 @ ( setadjoin @ SV57 @ emptyset ) )
        | ( in @ SV57 @ ( setadjoin @ SV19 @ emptyset ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[161]) ).

thf(207,plain,
    ! [SV58: $i > $o,SV20: $i] :
      ( ( ! [SY430: $i] :
            ( ~ ( in @ SY430 @ SV20 )
            | ~ ( ~ ( ~ ( in @ SY430
                        @ ( dsetconstr @ SV20
                          @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) )
                    | ( SV58 @ SY430 ) )
                | ~ ( ~ ( SV58 @ SY430 )
                    | ( in @ SY430
                      @ ( dsetconstr @ SV20
                        @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[162]) ).

thf(208,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( ( SV21 != emptyset ) ) )
        = $true )
      | ( ( ~ ! [SY344: $i] :
                ~ ( in @ SY344 @ SV21 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[163]) ).

thf(209,plain,
    ! [SV22: $i > $o] :
      ( ( ( ~ ~ ! [SY345: $i] :
                  ~ ~ ( ~ ( SV22 @ SY345 )
                      | ~ ! [SY346: $i] :
                            ( ~ ( SV22 @ SY346 )
                            | ( SY345 = SY346 ) ) ) )
        = $true )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[164]) ).

thf(210,plain,
    ! [SV23: $i > $o] :
      ( ( ( ~ ~ ! [SY349: $i] :
                  ~ ~ ( ~ ( SV23 @ SY349 )
                      | ~ ! [SY350: $i] :
                            ( ~ ( SV23 @ SY350 )
                            | ( SY349 = SY350 ) ) ) )
        = $true )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[165]) ).

thf(211,plain,
    ! [SV59: $i > $o,SV24: $i] :
      ( ( ! [SY433: $i] :
            ( ~ ( in @ SY433 @ SV24 )
            | ~ ( SV59 @ SY433 )
            | ( in @ SY433
              @ ( dsetconstr @ SV24
                @ ^ [SY434: $i] : ( SV59 @ SY434 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[166]) ).

thf(212,plain,
    ! [SV25: $i,SV60: $i] :
      ( ( ! [SY435: $i] :
            ( ~ ( in @ SV60 @ SY435 )
            | ~ ( in @ SY435 @ SV25 )
            | ( in @ SV60 @ ( setunion @ SV25 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[167]) ).

thf(213,plain,
    ! [SV26: $i,SV61: $i] :
      ( ( ~ ( in @ SV61 @ SV26 )
        | ( in @ SV61 @ ( powerset @ ( setunion @ SV26 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[168]) ).

thf(214,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ~ ( in @ SV62 @ ( setunion @ SV27 ) )
        | ! [SY436: $o] :
            ( ~ ! [SY437: $i] :
                  ( ~ ( in @ SV62 @ SY437 )
                  | ~ ( in @ SY437 @ SV27 )
                  | SY436 )
            | SY436 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[169]) ).

thf(215,plain,
    ! [SV63: $i,SV28: $i] :
      ( ( ~ ( ( SV28 != SV63 ) )
        | ~ ( in @ SV63 @ ( setadjoin @ SV28 @ emptyset ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[170]) ).

thf(216,plain,
    ! [SV64: $i,SV29: $i] :
      ( ( ! [SY438: $i] :
            ( ~ ( in @ SY438 @ ( setadjoin @ SV29 @ SV64 ) )
            | ( SY438 = SV29 )
            | ( in @ SY438 @ SV64 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[171]) ).

thf(217,plain,
    ! [SV30: $i] :
      ( ( ( ~ ~ ! [SY365: $i] :
                  ~ ( in @ SY365 @ SV30 ) )
        = $true )
      | ( ( ~ ! [SY366: $i] :
                ~ ~ ( ~ ( in @ SY366 @ SV30 )
                    | ~ ~ ~ ! [SY367: $i] :
                              ~ ~ ( ~ ( in @ SY367 @ SY366 )
                                  | ~ ( in @ SY367 @ SV30 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[172]) ).

thf(218,plain,
    ( ( ! [SY439: $i,SY440: $i] :
          ( ~ ( in @ SY440 @ ( setadjoin @ sK1_SX0 @ ( setadjoin @ SY439 @ emptyset ) ) )
          | ( SY440 = sK1_SX0 )
          | ( SY440 = SY439 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[173]) ).

thf(219,plain,
    ! [SV65: $i > $o,SV31: $i] :
      ( ( ! [SY441: $i] :
            ( ~ ( in @ SY441
                @ ( dsetconstr @ SV31
                  @ ^ [SY442: $i] : ( SV65 @ SY442 ) ) )
            | ( SV65 @ SY441 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[174]) ).

thf(220,plain,
    ! [SV66: $i,SV32: $i] :
      ( ( ! [SY443: $i] :
            ( ~ ( in @ SY443 @ ( setadjoin @ SV32 @ SV66 ) )
            | ! [SY444: $o] :
                ( ~ ( ( SY443 != SV32 )
                    | SY444 )
                | ~ ( ~ ( in @ SY443 @ SV66 )
                    | SY444 )
                | SY444 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[175]) ).

thf(221,plain,
    ! [SV33: $i] :
      ( ( ( ~ ( ( SV33 != emptyset ) ) )
        = $true )
      | ( ( ~ ! [SY374: $i] :
                ~ ~ ( ~ ( in @ SY374 @ SV33 )
                    | ~ $true ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[176]) ).

thf(222,plain,
    ! [SV34: $i] :
      ( ( ( ~ ! [SY375: $i] :
                ~ ( in @ SY375 @ SV34 ) )
        = $true )
      | ( ( SV34 = emptyset )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[177]) ).

thf(223,plain,
    ! [SV35: $i] :
      ( ( ( ~ ! [SY376: $i] :
                ~ ( in @ SY376 @ SV35 ) )
        = $true )
      | ( ( SV35 = emptyset )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[178]) ).

thf(224,plain,
    ! [SV36: $i] :
      ( ( ( ~ ( in @ SV36 @ emptyset ) )
        = $true )
      | ( $false = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[179]) ).

thf(225,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ~ ! [SY445: $i] :
              ( ~ ( in @ SY445 @ SV37 )
              | ( in @ SY445 @ SV67 ) )
        | ~ ! [SY446: $i] :
              ( ~ ( in @ SY446 @ SV67 )
              | ( in @ SY446 @ SV37 ) )
        | ( SV37 = SV67 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[180]) ).

thf(226,plain,
    ! [SV68: $i,SV38: $i] :
      ( ( ( SV38 != SV68 )
        | ( in @ SV38 @ ( setadjoin @ SV68 @ emptyset ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[181]) ).

thf(227,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ~ ( ~ ( ~ ( in @ SV69 @ ( powerset @ SV39 ) )
                | ! [SY447: $i] :
                    ( ~ ( in @ SY447 @ SV69 )
                    | ( in @ SY447 @ SV39 ) ) )
            | ~ ( ~ ! [SY448: $i] :
                      ( ~ ( in @ SY448 @ SV69 )
                      | ( in @ SY448 @ SV39 ) )
                | ( in @ SV69 @ ( powerset @ SV39 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[182]) ).

thf(228,plain,
    ! [SV40: $i,SV70: $i] :
      ( ( ! [SY449: $i] :
            ( ~ ( in @ SY449 @ SV70 )
            | ( in @ SY449 @ ( setadjoin @ SV40 @ SV70 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[183]) ).

thf(229,plain,
    ! [SV41: $i > $o] :
      ( ( ( ~ ~ ! [SY386: $i] :
                  ~ ~ ( ~ ( SV41 @ SY386 )
                      | ~ ! [SY387: $i] :
                            ( ~ ( SV41 @ SY387 )
                            | ( SY386 = SY387 ) ) ) )
        = $true )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[184]) ).

thf(230,plain,
    ! [SV71: $i,SV42: $i] :
      ( ( ~ ( in @ SV42 @ ( setadjoin @ SV71 @ emptyset ) )
        | ( SV42 = SV71 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[185]) ).

thf(231,plain,
    ! [SV43: $i] :
      ( ( ! [SY390: $i] :
            ~ ~ ( ~ ~ ( ~ ~ ( ~ ! [SY391: $i] :
                                  ( ~ ( in @ SY391 @ SY390 )
                                  | ! [SY392: $i] :
                                      ( ~ ( in @ SY392 @ SY391 )
                                      | ( in @ SY392 @ SV43 ) ) )
                            | ~ ! [SY393: $i,SY394: $i] :
                                  ( ~ ~ ( ~ ( in @ SY393 @ SV43 )
                                        | ~ ( in @ SY394 @ SV43 ) )
                                  | ~ ! [SX4: $i] :
                                        ( ~ ( in @ SX4 @ SY390 )
                                        | ~ ( ~ ( ~ ( in @ SY393 @ SX4 )
                                                | ( in @ SY394 @ SX4 ) )
                                            | ~ ( ~ ( in @ SY394 @ SX4 )
                                                | ( in @ SY393 @ SX4 ) ) ) )
                                  | ( SY393 = SY394 ) ) )
                      | ~ ! [SX2: $i,SX3: $i] :
                            ( ~ ~ ( ~ ( in @ SX2 @ SY390 )
                                  | ~ ( in @ SX3 @ SY390 ) )
                            | ! [SX4: $i] :
                                ( ~ ( in @ SX4 @ SX2 )
                                | ( in @ SX4 @ SX3 ) )
                            | ! [SX4: $i] :
                                ( ~ ( in @ SX4 @ SX3 )
                                | ( in @ SX4 @ SX2 ) ) ) )
                | ~ ! [SY400: $i] :
                      ( ~ ~ ( ~ ! [SY401: $i] :
                                  ( ~ ( in @ SY401 @ SY400 )
                                  | ( in @ SY401 @ SV43 ) )
                            | ~ ~ ! [SX3: $i] :
                                    ~ ( in @ SX3 @ SY400 ) )
                      | ~ ! [SX3: $i] :
                            ~ ~ ! [SX4: $i] :
                                  ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SX3 @ SY390 )
                                                  | ~ ( in @ SX4 @ SY400 ) )
                                            | ~ ~ ~ ! [SX5: $i] :
                                                      ~ ~ ( ~ ( in @ SX5 @ SX3 )
                                                          | ~ ( in @ SX5 @ SY400 ) ) )
                                      | ~ ! [SX5: $i] :
                                            ( ~ ( in @ SX5 @ SY390 )
                                            | ! [SX6: $i] :
                                                ( ~ ( in @ SX6 @ SX5 )
                                                | ( in @ SX6 @ SX3 ) )
                                            | ( in @ SX4 @ SX5 ) ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[186]) ).

thf(232,plain,
    ! [SV44: $i] :
      ( ( ( ~ ( in @ SV44 @ emptyset ) )
        = $true )
      | ( ( ! [SX1: $o] : SX1 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[187]) ).

thf(233,plain,
    ! [SV45: $i,SV72: $i] :
      ( ( ! [SY450: $i] :
            ( ~ ( in @ SV72 @ ( powerset @ SV45 ) )
            | ~ ( in @ SY450 @ SV72 )
            | ( in @ SY450 @ SV45 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[188]) ).

thf(234,plain,
    ! [SV47: $i > $o,SV7: $i,SV73: $i] :
      ( ( ~ ( in @ SV73
            @ ( dsetconstr @ SV7
              @ ^ [SY412: $i] : ( SV47 @ SY412 ) ) )
        | ( in @ SV73 @ SV7 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[192]) ).

thf(235,plain,
    ! [SV8: $i > $o] :
      ( ( ( ~ ! [SY311: $i] :
                ~ ~ ( ~ ( SV8 @ SY311 )
                    | ~ ! [SY312: $i] :
                          ( ~ ( SV8 @ SY312 )
                          | ( SY311 = SY312 ) ) ) )
        = $false )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[193]) ).

thf(236,plain,
    ! [SV9: $o,SV48: $i] :
      ( ( ( ~ ( in @ SV48
              @ ( dsetconstr @ ( powerset @ emptyset )
                @ ^ [SY315: $i] : SV9 ) ) )
        = $true )
      | ( SV9 = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[194]) ).

thf(237,plain,
    ! [SV49: $i] :
      ( ( ( ~ ( in @ SV49
              @ ( dsetconstr @ ( powerset @ emptyset )
                @ ^ [SX1: $i] : $true ) ) )
        = $true )
      | ( $true = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[195]) ).

thf(238,plain,
    ! [SV50: $i] :
      ( ( ( ~ ( in @ SV50
              @ ( dsetconstr @ ( powerset @ emptyset )
                @ ^ [SX1: $i] : $false ) ) )
        = $true )
      | ( $false = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[196]) ).

thf(239,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( ~ ( in @ emptyset @ SV10 )
              | ~ ! [SY316: $i] :
                    ( ~ ~ ( ~ ( in @ SY316 @ omega )
                          | ~ ( in @ SY316 @ SV10 ) )
                    | ( in @ ( setadjoin @ SY316 @ SY316 ) @ SV10 ) ) ) )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[197]) ).

thf(240,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ~ ( ~ ( in @ SV51 @ ( setunion @ SV11 ) )
            | ~ ! [SY416: $i] :
                  ~ ~ ( ~ ( in @ SV51 @ SY416 )
                      | ~ ( in @ SY416 @ SV11 ) ) )
        | ~ ( ~ ~ ! [SY417: $i] :
                    ~ ~ ( ~ ( in @ SV51 @ SY417 )
                        | ~ ( in @ SY417 @ SV11 ) )
            | ( in @ SV51 @ ( setunion @ SV11 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[198]) ).

thf(241,plain,
    ! [SV12: $i] :
      ( ( ( in @ SV12 @ omega )
        = $false )
      | ( ( in @ ( setadjoin @ SV12 @ SV12 ) @ omega )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[199]) ).

thf(242,plain,
    ! [SV52: $i,SV13: $i] :
      ( ( ( ~ ! [SY418: $i] :
                ~ ( ~ ( ~ ( in @ SY418 @ SV13 )
                      | ( in @ SY418 @ SV52 ) )
                  | ~ ( ~ ( in @ SY418 @ SV52 )
                      | ( in @ SY418 @ SV13 ) ) ) )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[200]) ).

thf(243,plain,
    ! [SV14: $i] :
      ( ( ( ~ ! [SY323: $i] :
                ~ ( in @ SY323 @ SV14 ) )
        = $false )
      | ( ( SV14 != emptyset )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[201]) ).

thf(244,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ~ ( ~ ( ~ ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
                | ( SV74 = SV15 )
                | ( in @ SV74 @ SV53 ) )
            | ~ ( ~ ( ( SV74 = SV15 )
                    | ( in @ SV74 @ SV53 ) )
                | ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[202]) ).

thf(245,plain,
    ! [SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ! [SY420: $i] :
                ( ~ ( in @ SY420 @ SV54 )
                | ~ ! [SY328: $i] :
                      ~ ~ ( ~ ( SV16 @ SY420 @ SY328 )
                          | ~ ! [SY329: $i] :
                                ( ~ ( SV16 @ SY420 @ SY329 )
                                | ( SY328 = SY329 ) ) ) ) )
        = $true )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[203]) ).

thf(246,plain,
    ! [SV55: $i > $o,SV17: $i,SV75: $i] :
      ( ( ~ ( in @ SV75 @ SV17 )
        | ~ ( SV55 @ SV75 )
        | ( ( dsetconstr @ SV17
            @ ^ [SY428: $i] : ( SV55 @ SY428 ) )
         != emptyset ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[204]) ).

thf(247,plain,
    ! [SV18: $i,SV56: $i] :
      ( ( ( ~ ! [SY429: $i] :
                ( ~ ( in @ SY429 @ SV56 )
                | ( in @ SY429 @ SV18 ) ) )
        = $true )
      | ( ( in @ SV56 @ ( powerset @ SV18 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[205]) ).

thf(248,plain,
    ! [SV57: $i,SV19: $i] :
      ( ( ( ~ ( in @ SV19 @ ( setadjoin @ SV57 @ emptyset ) ) )
        = $true )
      | ( ( in @ SV57 @ ( setadjoin @ SV19 @ emptyset ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[206]) ).

thf(249,plain,
    ! [SV58: $i > $o,SV20: $i,SV76: $i] :
      ( ( ~ ( in @ SV76 @ SV20 )
        | ~ ( ~ ( ~ ( in @ SV76
                    @ ( dsetconstr @ SV20
                      @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) )
                | ( SV58 @ SV76 ) )
            | ~ ( ~ ( SV58 @ SV76 )
                | ( in @ SV76
                  @ ( dsetconstr @ SV20
                    @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[207]) ).

thf(250,plain,
    ! [SV21: $i] :
      ( ( ( SV21 != emptyset )
        = $false )
      | ( ( ~ ! [SY344: $i] :
                ~ ( in @ SY344 @ SV21 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[208]) ).

thf(251,plain,
    ! [SV22: $i > $o] :
      ( ( ( ~ ! [SY345: $i] :
                ~ ~ ( ~ ( SV22 @ SY345 )
                    | ~ ! [SY346: $i] :
                          ( ~ ( SV22 @ SY346 )
                          | ( SY345 = SY346 ) ) ) )
        = $false )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[209]) ).

thf(252,plain,
    ! [SV23: $i > $o] :
      ( ( ( ~ ! [SY349: $i] :
                ~ ~ ( ~ ( SV23 @ SY349 )
                    | ~ ! [SY350: $i] :
                          ( ~ ( SV23 @ SY350 )
                          | ( SY349 = SY350 ) ) ) )
        = $false )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[210]) ).

thf(253,plain,
    ! [SV59: $i > $o,SV24: $i,SV77: $i] :
      ( ( ~ ( in @ SV77 @ SV24 )
        | ~ ( SV59 @ SV77 )
        | ( in @ SV77
          @ ( dsetconstr @ SV24
            @ ^ [SY434: $i] : ( SV59 @ SY434 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[211]) ).

thf(254,plain,
    ! [SV25: $i,SV78: $i,SV60: $i] :
      ( ( ~ ( in @ SV60 @ SV78 )
        | ~ ( in @ SV78 @ SV25 )
        | ( in @ SV60 @ ( setunion @ SV25 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[212]) ).

thf(255,plain,
    ! [SV26: $i,SV61: $i] :
      ( ( ( ~ ( in @ SV61 @ SV26 ) )
        = $true )
      | ( ( in @ SV61 @ ( powerset @ ( setunion @ SV26 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[213]) ).

thf(256,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ( in @ SV62 @ ( setunion @ SV27 ) ) )
        = $true )
      | ( ( ! [SY436: $o] :
              ( ~ ! [SY437: $i] :
                    ( ~ ( in @ SV62 @ SY437 )
                    | ~ ( in @ SY437 @ SV27 )
                    | SY436 )
              | SY436 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[214]) ).

thf(257,plain,
    ! [SV63: $i,SV28: $i] :
      ( ( ( ~ ( ( SV28 != SV63 ) ) )
        = $true )
      | ( ( ~ ( in @ SV63 @ ( setadjoin @ SV28 @ emptyset ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[215]) ).

thf(258,plain,
    ! [SV64: $i,SV29: $i,SV79: $i] :
      ( ( ~ ( in @ SV79 @ ( setadjoin @ SV29 @ SV64 ) )
        | ( SV79 = SV29 )
        | ( in @ SV79 @ SV64 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[216]) ).

thf(259,plain,
    ! [SV30: $i] :
      ( ( ( ~ ! [SY365: $i] :
                ~ ( in @ SY365 @ SV30 ) )
        = $false )
      | ( ( ~ ! [SY366: $i] :
                ~ ~ ( ~ ( in @ SY366 @ SV30 )
                    | ~ ~ ~ ! [SY367: $i] :
                              ~ ~ ( ~ ( in @ SY367 @ SY366 )
                                  | ~ ( in @ SY367 @ SV30 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[217]) ).

thf(260,plain,
    ( ( ! [SY456: $i] :
          ( ~ ( in @ SY456 @ ( setadjoin @ sK1_SX0 @ ( setadjoin @ sK2_SY439 @ emptyset ) ) )
          | ( SY456 = sK1_SX0 )
          | ( SY456 = sK2_SY439 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[218]) ).

thf(261,plain,
    ! [SV65: $i > $o,SV31: $i,SV80: $i] :
      ( ( ~ ( in @ SV80
            @ ( dsetconstr @ SV31
              @ ^ [SY442: $i] : ( SV65 @ SY442 ) ) )
        | ( SV65 @ SV80 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[219]) ).

thf(262,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ~ ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        | ! [SY458: $o] :
            ( ~ ( ( SV81 != SV32 )
                | SY458 )
            | ~ ( ~ ( in @ SV81 @ SV66 )
                | SY458 )
            | SY458 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[220]) ).

thf(263,plain,
    ! [SV33: $i] :
      ( ( ( SV33 != emptyset )
        = $false )
      | ( ( ~ ! [SY374: $i] :
                ~ ~ ( ~ ( in @ SY374 @ SV33 )
                    | ~ $true ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[221]) ).

thf(264,plain,
    ! [SV34: $i] :
      ( ( ( ! [SY375: $i] :
              ~ ( in @ SY375 @ SV34 ) )
        = $false )
      | ( ( SV34 = emptyset )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[222]) ).

thf(265,plain,
    ! [SV35: $i] :
      ( ( ( ! [SY376: $i] :
              ~ ( in @ SY376 @ SV35 ) )
        = $false )
      | ( ( SV35 = emptyset )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[223]) ).

thf(266,plain,
    ! [SV36: $i] :
      ( ( ( in @ SV36 @ emptyset )
        = $false )
      | ( $false = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[224]) ).

thf(267,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( ~ ! [SY445: $i] :
                ( ~ ( in @ SY445 @ SV37 )
                | ( in @ SY445 @ SV67 ) ) )
        = $true )
      | ( ( ~ ! [SY446: $i] :
                ( ~ ( in @ SY446 @ SV67 )
                | ( in @ SY446 @ SV37 ) )
          | ( SV37 = SV67 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[225]) ).

thf(268,plain,
    ! [SV68: $i,SV38: $i] :
      ( ( ( SV38 != SV68 )
        = $true )
      | ( ( in @ SV38 @ ( setadjoin @ SV68 @ emptyset ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[226]) ).

thf(269,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ~ ( ~ ( in @ SV69 @ ( powerset @ SV39 ) )
            | ! [SY447: $i] :
                ( ~ ( in @ SY447 @ SV69 )
                | ( in @ SY447 @ SV39 ) ) )
        | ~ ( ~ ! [SY448: $i] :
                  ( ~ ( in @ SY448 @ SV69 )
                  | ( in @ SY448 @ SV39 ) )
            | ( in @ SV69 @ ( powerset @ SV39 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[227]) ).

thf(270,plain,
    ! [SV40: $i,SV70: $i,SV82: $i] :
      ( ( ~ ( in @ SV82 @ SV70 )
        | ( in @ SV82 @ ( setadjoin @ SV40 @ SV70 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[228]) ).

thf(271,plain,
    ! [SV41: $i > $o] :
      ( ( ( ~ ! [SY386: $i] :
                ~ ~ ( ~ ( SV41 @ SY386 )
                    | ~ ! [SY387: $i] :
                          ( ~ ( SV41 @ SY387 )
                          | ( SY386 = SY387 ) ) ) )
        = $false )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[229]) ).

thf(272,plain,
    ! [SV71: $i,SV42: $i] :
      ( ( ( ~ ( in @ SV42 @ ( setadjoin @ SV71 @ emptyset ) ) )
        = $true )
      | ( ( SV42 = SV71 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[230]) ).

thf(273,plain,
    ! [SV43: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ! [SY459: $i] :
                                ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SY392: $i] :
                                    ( ~ ( in @ SY392 @ SY459 )
                                    | ( in @ SY392 @ SV43 ) ) )
                          | ~ ! [SY461: $i,SY462: $i] :
                                ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                                      | ~ ( in @ SY462 @ SV43 ) )
                                | ~ ! [SY463: $i] :
                                      ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                                              | ( in @ SY462 @ SY463 ) )
                                          | ~ ( ~ ( in @ SY462 @ SY463 )
                                              | ( in @ SY461 @ SY463 ) ) ) )
                                | ( SY461 = SY462 ) ) )
                    | ~ ! [SY464: $i,SY465: $i] :
                          ( ~ ~ ( ~ ( in @ SY464 @ ( sK3_SY390 @ SV43 ) )
                                | ~ ( in @ SY465 @ ( sK3_SY390 @ SV43 ) ) )
                          | ! [SX4: $i] :
                              ( ~ ( in @ SX4 @ SY464 )
                              | ( in @ SX4 @ SY465 ) )
                          | ! [SX4: $i] :
                              ( ~ ( in @ SX4 @ SY465 )
                              | ( in @ SX4 @ SY464 ) ) ) )
              | ~ ! [SY468: $i] :
                    ( ~ ~ ( ~ ! [SY401: $i] :
                                ( ~ ( in @ SY401 @ SY468 )
                                | ( in @ SY401 @ SV43 ) )
                          | ~ ~ ! [SX3: $i] :
                                  ~ ( in @ SX3 @ SY468 ) )
                    | ~ ! [SY471: $i] :
                          ~ ~ ! [SY472: $i] :
                                ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY471 @ ( sK3_SY390 @ SV43 ) )
                                                | ~ ( in @ SY472 @ SY468 ) )
                                          | ~ ~ ~ ! [SX5: $i] :
                                                    ~ ~ ( ~ ( in @ SX5 @ SY471 )
                                                        | ~ ( in @ SX5 @ SY468 ) ) )
                                    | ~ ! [SY474: $i] :
                                          ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                          | ! [SX6: $i] :
                                              ( ~ ( in @ SX6 @ SY474 )
                                              | ( in @ SX6 @ SY471 ) )
                                          | ( in @ SY472 @ SY474 ) ) ) ) ) )
      = $false ),
    inference(extcnf_forall_neg,[status(esa)],[231]) ).

thf(274,plain,
    ! [SV44: $i] :
      ( ( ( in @ SV44 @ emptyset )
        = $false )
      | ( ( ! [SX1: $o] : SX1 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[232]) ).

thf(275,plain,
    ! [SV83: $i,SV45: $i,SV72: $i] :
      ( ( ~ ( in @ SV72 @ ( powerset @ SV45 ) )
        | ~ ( in @ SV83 @ SV72 )
        | ( in @ SV83 @ SV45 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[233]) ).

thf(276,plain,
    ! [SV47: $i > $o,SV7: $i,SV73: $i] :
      ( ( ( ~ ( in @ SV73
              @ ( dsetconstr @ SV7
                @ ^ [SY412: $i] : ( SV47 @ SY412 ) ) ) )
        = $true )
      | ( ( in @ SV73 @ SV7 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[234]) ).

thf(277,plain,
    ! [SV8: $i > $o] :
      ( ( ( ! [SY311: $i] :
              ~ ~ ( ~ ( SV8 @ SY311 )
                  | ~ ! [SY312: $i] :
                        ( ~ ( SV8 @ SY312 )
                        | ( SY311 = SY312 ) ) ) )
        = $true )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[235]) ).

thf(278,plain,
    ! [SV9: $o,SV48: $i] :
      ( ( ( in @ SV48
          @ ( dsetconstr @ ( powerset @ emptyset )
            @ ^ [SY315: $i] : SV9 ) )
        = $false )
      | ( SV9 = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[236]) ).

thf(279,plain,
    ! [SV49: $i] :
      ( ( ( in @ SV49
          @ ( dsetconstr @ ( powerset @ emptyset )
            @ ^ [SX1: $i] : $true ) )
        = $false )
      | ( $true = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[237]) ).

thf(280,plain,
    ! [SV50: $i] :
      ( ( ( in @ SV50
          @ ( dsetconstr @ ( powerset @ emptyset )
            @ ^ [SX1: $i] : $false ) )
        = $false )
      | ( $false = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[238]) ).

thf(281,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( in @ emptyset @ SV10 )
          | ~ ! [SY316: $i] :
                ( ~ ~ ( ~ ( in @ SY316 @ omega )
                      | ~ ( in @ SY316 @ SV10 ) )
                | ( in @ ( setadjoin @ SY316 @ SY316 ) @ SV10 ) ) )
        = $true )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[239]) ).

thf(282,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ~ ( ~ ( in @ SV51 @ ( setunion @ SV11 ) )
            | ~ ! [SY416: $i] :
                  ~ ~ ( ~ ( in @ SV51 @ SY416 )
                      | ~ ( in @ SY416 @ SV11 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[240]) ).

thf(283,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ~ ( ~ ~ ! [SY417: $i] :
                    ~ ~ ( ~ ( in @ SV51 @ SY417 )
                        | ~ ( in @ SY417 @ SV11 ) )
            | ( in @ SV51 @ ( setunion @ SV11 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[240]) ).

thf(284,plain,
    ! [SV52: $i,SV13: $i] :
      ( ( ( ! [SY418: $i] :
              ~ ( ~ ( ~ ( in @ SY418 @ SV13 )
                    | ( in @ SY418 @ SV52 ) )
                | ~ ( ~ ( in @ SY418 @ SV52 )
                    | ( in @ SY418 @ SV13 ) ) ) )
        = $false )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[242]) ).

thf(285,plain,
    ! [SV14: $i] :
      ( ( ( ! [SY323: $i] :
              ~ ( in @ SY323 @ SV14 ) )
        = $true )
      | ( ( SV14 != emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[243]) ).

thf(286,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ~ ( ~ ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
            | ( SV74 = SV15 )
            | ( in @ SV74 @ SV53 ) )
        | ~ ( ~ ( ( SV74 = SV15 )
                | ( in @ SV74 @ SV53 ) )
            | ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[244]) ).

thf(287,plain,
    ! [SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY420: $i] :
              ( ~ ( in @ SY420 @ SV54 )
              | ~ ! [SY328: $i] :
                    ~ ~ ( ~ ( SV16 @ SY420 @ SY328 )
                        | ~ ! [SY329: $i] :
                              ( ~ ( SV16 @ SY420 @ SY329 )
                              | ( SY328 = SY329 ) ) ) ) )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[245]) ).

thf(288,plain,
    ! [SV55: $i > $o,SV17: $i,SV75: $i] :
      ( ( ( ~ ( in @ SV75 @ SV17 ) )
        = $true )
      | ( ( ~ ( SV55 @ SV75 )
          | ( ( dsetconstr @ SV17
              @ ^ [SY428: $i] : ( SV55 @ SY428 ) )
           != emptyset ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[246]) ).

thf(289,plain,
    ! [SV18: $i,SV56: $i] :
      ( ( ( ! [SY429: $i] :
              ( ~ ( in @ SY429 @ SV56 )
              | ( in @ SY429 @ SV18 ) ) )
        = $false )
      | ( ( in @ SV56 @ ( powerset @ SV18 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[247]) ).

thf(290,plain,
    ! [SV57: $i,SV19: $i] :
      ( ( ( in @ SV19 @ ( setadjoin @ SV57 @ emptyset ) )
        = $false )
      | ( ( in @ SV57 @ ( setadjoin @ SV19 @ emptyset ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[248]) ).

thf(291,plain,
    ! [SV58: $i > $o,SV20: $i,SV76: $i] :
      ( ( ( ~ ( in @ SV76 @ SV20 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV76
                      @ ( dsetconstr @ SV20
                        @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) )
                  | ( SV58 @ SV76 ) )
              | ~ ( ~ ( SV58 @ SV76 )
                  | ( in @ SV76
                    @ ( dsetconstr @ SV20
                      @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[249]) ).

thf(292,plain,
    ! [SV21: $i] :
      ( ( ( SV21 = emptyset )
        = $true )
      | ( ( ~ ! [SY344: $i] :
                ~ ( in @ SY344 @ SV21 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[250]) ).

thf(293,plain,
    ! [SV22: $i > $o] :
      ( ( ( ! [SY345: $i] :
              ~ ~ ( ~ ( SV22 @ SY345 )
                  | ~ ! [SY346: $i] :
                        ( ~ ( SV22 @ SY346 )
                        | ( SY345 = SY346 ) ) ) )
        = $true )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[251]) ).

thf(294,plain,
    ! [SV23: $i > $o] :
      ( ( ( ! [SY349: $i] :
              ~ ~ ( ~ ( SV23 @ SY349 )
                  | ~ ! [SY350: $i] :
                        ( ~ ( SV23 @ SY350 )
                        | ( SY349 = SY350 ) ) ) )
        = $true )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[252]) ).

thf(295,plain,
    ! [SV59: $i > $o,SV24: $i,SV77: $i] :
      ( ( ( ~ ( in @ SV77 @ SV24 ) )
        = $true )
      | ( ( ~ ( SV59 @ SV77 )
          | ( in @ SV77
            @ ( dsetconstr @ SV24
              @ ^ [SY434: $i] : ( SV59 @ SY434 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[253]) ).

thf(296,plain,
    ! [SV25: $i,SV78: $i,SV60: $i] :
      ( ( ( ~ ( in @ SV60 @ SV78 ) )
        = $true )
      | ( ( ~ ( in @ SV78 @ SV25 )
          | ( in @ SV60 @ ( setunion @ SV25 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[254]) ).

thf(297,plain,
    ! [SV26: $i,SV61: $i] :
      ( ( ( in @ SV61 @ SV26 )
        = $false )
      | ( ( in @ SV61 @ ( powerset @ ( setunion @ SV26 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[255]) ).

thf(298,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false )
      | ( ( ! [SY436: $o] :
              ( ~ ! [SY437: $i] :
                    ( ~ ( in @ SV62 @ SY437 )
                    | ~ ( in @ SY437 @ SV27 )
                    | SY436 )
              | SY436 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[256]) ).

thf(299,plain,
    ! [SV63: $i,SV28: $i] :
      ( ( ( SV28 != SV63 )
        = $false )
      | ( ( ~ ( in @ SV63 @ ( setadjoin @ SV28 @ emptyset ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[257]) ).

thf(300,plain,
    ! [SV64: $i,SV29: $i,SV79: $i] :
      ( ( ( ~ ( in @ SV79 @ ( setadjoin @ SV29 @ SV64 ) ) )
        = $true )
      | ( ( ( SV79 = SV29 )
          | ( in @ SV79 @ SV64 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[258]) ).

thf(301,plain,
    ! [SV30: $i] :
      ( ( ( ! [SY365: $i] :
              ~ ( in @ SY365 @ SV30 ) )
        = $true )
      | ( ( ~ ! [SY366: $i] :
                ~ ~ ( ~ ( in @ SY366 @ SV30 )
                    | ~ ~ ~ ! [SY367: $i] :
                              ~ ~ ( ~ ( in @ SY367 @ SY366 )
                                  | ~ ( in @ SY367 @ SV30 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[259]) ).

thf(302,plain,
    ( ( ~ ( in @ sK4_SY456 @ ( setadjoin @ sK1_SX0 @ ( setadjoin @ sK2_SY439 @ emptyset ) ) )
      | ( sK4_SY456 = sK1_SX0 )
      | ( sK4_SY456 = sK2_SY439 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[260]) ).

thf(303,plain,
    ! [SV65: $i > $o,SV31: $i,SV80: $i] :
      ( ( ( ~ ( in @ SV80
              @ ( dsetconstr @ SV31
                @ ^ [SY442: $i] : ( SV65 @ SY442 ) ) ) )
        = $true )
      | ( ( SV65 @ SV80 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[261]) ).

thf(304,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) ) )
        = $true )
      | ( ( ! [SY458: $o] :
              ( ~ ( ( SV81 != SV32 )
                  | SY458 )
              | ~ ( ~ ( in @ SV81 @ SV66 )
                  | SY458 )
              | SY458 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[262]) ).

thf(305,plain,
    ! [SV33: $i] :
      ( ( ( SV33 = emptyset )
        = $true )
      | ( ( ~ ! [SY374: $i] :
                ~ ~ ( ~ ( in @ SY374 @ SV33 )
                    | ~ $true ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[263]) ).

thf(306,plain,
    ! [SV34: $i] :
      ( ( ( ~ ( in @ ( sK5_SY375 @ SV34 ) @ SV34 ) )
        = $false )
      | ( ( SV34 = emptyset )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[264]) ).

thf(307,plain,
    ! [SV35: $i] :
      ( ( ( ~ ( in @ ( sK6_SY376 @ SV35 ) @ SV35 ) )
        = $false )
      | ( ( SV35 = emptyset )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[265]) ).

thf(308,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( ! [SY445: $i] :
              ( ~ ( in @ SY445 @ SV37 )
              | ( in @ SY445 @ SV67 ) ) )
        = $false )
      | ( ( ~ ! [SY446: $i] :
                ( ~ ( in @ SY446 @ SV67 )
                | ( in @ SY446 @ SV37 ) )
          | ( SV37 = SV67 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[267]) ).

thf(309,plain,
    ! [SV68: $i,SV38: $i] :
      ( ( ( SV38 = SV68 )
        = $false )
      | ( ( in @ SV38 @ ( setadjoin @ SV68 @ emptyset ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[268]) ).

thf(310,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ~ ( ~ ( in @ SV69 @ ( powerset @ SV39 ) )
            | ! [SY447: $i] :
                ( ~ ( in @ SY447 @ SV69 )
                | ( in @ SY447 @ SV39 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[269]) ).

thf(311,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ~ ( ~ ! [SY448: $i] :
                  ( ~ ( in @ SY448 @ SV69 )
                  | ( in @ SY448 @ SV39 ) )
            | ( in @ SV69 @ ( powerset @ SV39 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[269]) ).

thf(312,plain,
    ! [SV40: $i,SV70: $i,SV82: $i] :
      ( ( ( ~ ( in @ SV82 @ SV70 ) )
        = $true )
      | ( ( in @ SV82 @ ( setadjoin @ SV40 @ SV70 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[270]) ).

thf(313,plain,
    ! [SV41: $i > $o] :
      ( ( ( ! [SY386: $i] :
              ~ ~ ( ~ ( SV41 @ SY386 )
                  | ~ ! [SY387: $i] :
                        ( ~ ( SV41 @ SY387 )
                        | ( SY386 = SY387 ) ) ) )
        = $true )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[271]) ).

thf(314,plain,
    ! [SV71: $i,SV42: $i] :
      ( ( ( in @ SV42 @ ( setadjoin @ SV71 @ emptyset ) )
        = $false )
      | ( ( SV42 = SV71 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[272]) ).

thf(315,plain,
    ! [SV43: $i] :
      ( ( ~ ( ~ ~ ( ~ ~ ( ~ ! [SY459: $i] :
                              ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
                              | ! [SY392: $i] :
                                  ( ~ ( in @ SY392 @ SY459 )
                                  | ( in @ SY392 @ SV43 ) ) )
                        | ~ ! [SY461: $i,SY462: $i] :
                              ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                                    | ~ ( in @ SY462 @ SV43 ) )
                              | ~ ! [SY463: $i] :
                                    ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                                    | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                                            | ( in @ SY462 @ SY463 ) )
                                        | ~ ( ~ ( in @ SY462 @ SY463 )
                                            | ( in @ SY461 @ SY463 ) ) ) )
                              | ( SY461 = SY462 ) ) )
                  | ~ ! [SY464: $i,SY465: $i] :
                        ( ~ ~ ( ~ ( in @ SY464 @ ( sK3_SY390 @ SV43 ) )
                              | ~ ( in @ SY465 @ ( sK3_SY390 @ SV43 ) ) )
                        | ! [SX4: $i] :
                            ( ~ ( in @ SX4 @ SY464 )
                            | ( in @ SX4 @ SY465 ) )
                        | ! [SX4: $i] :
                            ( ~ ( in @ SX4 @ SY465 )
                            | ( in @ SX4 @ SY464 ) ) ) )
            | ~ ! [SY468: $i] :
                  ( ~ ~ ( ~ ! [SY401: $i] :
                              ( ~ ( in @ SY401 @ SY468 )
                              | ( in @ SY401 @ SV43 ) )
                        | ~ ~ ! [SX3: $i] :
                                ~ ( in @ SX3 @ SY468 ) )
                  | ~ ! [SY471: $i] :
                        ~ ~ ! [SY472: $i] :
                              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY471 @ ( sK3_SY390 @ SV43 ) )
                                              | ~ ( in @ SY472 @ SY468 ) )
                                        | ~ ~ ~ ! [SX5: $i] :
                                                  ~ ~ ( ~ ( in @ SX5 @ SY471 )
                                                      | ~ ( in @ SX5 @ SY468 ) ) )
                                  | ~ ! [SY474: $i] :
                                        ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                        | ! [SX6: $i] :
                                            ( ~ ( in @ SX6 @ SY474 )
                                            | ( in @ SX6 @ SY471 ) )
                                        | ( in @ SY472 @ SY474 ) ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[273]) ).

thf(316,plain,
    ! [SV44: $i,SV84: $o] :
      ( ( SV84 = $true )
      | ( ( in @ SV44 @ emptyset )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[274]) ).

thf(317,plain,
    ! [SV44: $i] :
      ( ( $true = $true )
      | ( ( in @ SV44 @ emptyset )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[274]) ).

thf(318,plain,
    ! [SV44: $i] :
      ( ( $false = $true )
      | ( ( in @ SV44 @ emptyset )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[274]) ).

thf(319,plain,
    ! [SV83: $i,SV45: $i,SV72: $i] :
      ( ( ( ~ ( in @ SV72 @ ( powerset @ SV45 ) ) )
        = $true )
      | ( ( ~ ( in @ SV83 @ SV72 )
          | ( in @ SV83 @ SV45 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[275]) ).

thf(320,plain,
    ! [SV47: $i > $o,SV7: $i,SV73: $i] :
      ( ( ( in @ SV73
          @ ( dsetconstr @ SV7
            @ ^ [SY412: $i] : ( SV47 @ SY412 ) ) )
        = $false )
      | ( ( in @ SV73 @ SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[276]) ).

thf(321,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( ~ ~ ( ~ ( SV8 @ SV85 )
                | ~ ! [SY476: $i] :
                      ( ~ ( SV8 @ SY476 )
                      | ( SV85 = SY476 ) ) ) )
        = $true )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[277]) ).

thf(322,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( in @ emptyset @ SV10 ) )
        = $true )
      | ( ( ~ ! [SY316: $i] :
                ( ~ ~ ( ~ ( in @ SY316 @ omega )
                      | ~ ( in @ SY316 @ SV10 ) )
                | ( in @ ( setadjoin @ SY316 @ SY316 ) @ SV10 ) ) )
        = $true )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[281]) ).

thf(323,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ~ ( in @ SV51 @ ( setunion @ SV11 ) )
        | ~ ! [SY416: $i] :
              ~ ~ ( ~ ( in @ SV51 @ SY416 )
                  | ~ ( in @ SY416 @ SV11 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[282]) ).

thf(324,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ~ ~ ! [SY417: $i] :
                ~ ~ ( ~ ( in @ SV51 @ SY417 )
                    | ~ ( in @ SY417 @ SV11 ) )
        | ( in @ SV51 @ ( setunion @ SV11 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[283]) ).

thf(325,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
                  | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 ) )
              | ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
                  | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) ) ) )
        = $false )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[284]) ).

thf(326,plain,
    ! [SV14: $i,SV86: $i] :
      ( ( ( ~ ( in @ SV86 @ SV14 ) )
        = $true )
      | ( ( SV14 != emptyset )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[285]) ).

thf(327,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ~ ( ~ ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
            | ( SV74 = SV15 )
            | ( in @ SV74 @ SV53 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[286]) ).

thf(328,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ~ ( ~ ( ( SV74 = SV15 )
                | ( in @ SV74 @ SV53 ) )
            | ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[286]) ).

thf(329,plain,
    ! [SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
          | ~ ! [SY477: $i] :
                ~ ~ ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY477 )
                    | ~ ! [SY478: $i] :
                          ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY478 )
                          | ( SY477 = SY478 ) ) ) )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[287]) ).

thf(330,plain,
    ! [SV55: $i > $o,SV17: $i,SV75: $i] :
      ( ( ( in @ SV75 @ SV17 )
        = $false )
      | ( ( ~ ( SV55 @ SV75 )
          | ( ( dsetconstr @ SV17
              @ ^ [SY428: $i] : ( SV55 @ SY428 ) )
           != emptyset ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[288]) ).

thf(331,plain,
    ! [SV56: $i,SV18: $i] :
      ( ( ( ~ ( in @ ( sK9_SY429 @ SV18 @ SV56 ) @ SV56 )
          | ( in @ ( sK9_SY429 @ SV18 @ SV56 ) @ SV18 ) )
        = $false )
      | ( ( in @ SV56 @ ( powerset @ SV18 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[289]) ).

thf(332,plain,
    ! [SV58: $i > $o,SV20: $i,SV76: $i] :
      ( ( ( in @ SV76 @ SV20 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( in @ SV76
                      @ ( dsetconstr @ SV20
                        @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) )
                  | ( SV58 @ SV76 ) )
              | ~ ( ~ ( SV58 @ SV76 )
                  | ( in @ SV76
                    @ ( dsetconstr @ SV20
                      @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[291]) ).

thf(333,plain,
    ! [SV21: $i] :
      ( ( ( ! [SY344: $i] :
              ~ ( in @ SY344 @ SV21 ) )
        = $false )
      | ( ( SV21 = emptyset )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[292]) ).

thf(334,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ~ ( ~ ( SV22 @ SV87 )
                | ~ ! [SY479: $i] :
                      ( ~ ( SV22 @ SY479 )
                      | ( SV87 = SY479 ) ) ) )
        = $true )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[293]) ).

thf(335,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ~ ~ ( ~ ( SV23 @ SV88 )
                | ~ ! [SY480: $i] :
                      ( ~ ( SV23 @ SY480 )
                      | ( SV88 = SY480 ) ) ) )
        = $true )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[294]) ).

thf(336,plain,
    ! [SV59: $i > $o,SV24: $i,SV77: $i] :
      ( ( ( in @ SV77 @ SV24 )
        = $false )
      | ( ( ~ ( SV59 @ SV77 )
          | ( in @ SV77
            @ ( dsetconstr @ SV24
              @ ^ [SY434: $i] : ( SV59 @ SY434 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[295]) ).

thf(337,plain,
    ! [SV25: $i,SV78: $i,SV60: $i] :
      ( ( ( in @ SV60 @ SV78 )
        = $false )
      | ( ( ~ ( in @ SV78 @ SV25 )
          | ( in @ SV60 @ ( setunion @ SV25 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[296]) ).

thf(338,plain,
    ! [SV89: $o,SV27: $i,SV62: $i] :
      ( ( ( ~ ! [SY481: $i] :
                ( ~ ( in @ SV62 @ SY481 )
                | ~ ( in @ SY481 @ SV27 )
                | SV89 )
          | SV89 )
        = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[298]) ).

thf(339,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ! [SX0: $i] :
                ( ~ ( in @ SV62 @ SX0 )
                | ~ ( in @ SX0 @ SV27 )
                | $true )
          | $true )
        = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[298]) ).

thf(340,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ! [SX0: $i] :
                ( ~ ( in @ SV62 @ SX0 )
                | ~ ( in @ SX0 @ SV27 )
                | $false )
          | $false )
        = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[298]) ).

thf(341,plain,
    ! [SV63: $i,SV28: $i] :
      ( ( ( SV28 = SV63 )
        = $true )
      | ( ( ~ ( in @ SV63 @ ( setadjoin @ SV28 @ emptyset ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[299]) ).

thf(342,plain,
    ! [SV64: $i,SV29: $i,SV79: $i] :
      ( ( ( in @ SV79 @ ( setadjoin @ SV29 @ SV64 ) )
        = $false )
      | ( ( ( SV79 = SV29 )
          | ( in @ SV79 @ SV64 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[300]) ).

thf(343,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ~ ( in @ SV90 @ SV30 ) )
        = $true )
      | ( ( ~ ! [SY366: $i] :
                ~ ~ ( ~ ( in @ SY366 @ SV30 )
                    | ~ ~ ~ ! [SY367: $i] :
                              ~ ~ ( ~ ( in @ SY367 @ SY366 )
                                  | ~ ( in @ SY367 @ SV30 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[301]) ).

thf(344,plain,
    ( ( ~ ( in @ sK4_SY456 @ ( setadjoin @ sK1_SX0 @ ( setadjoin @ sK2_SY439 @ emptyset ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[302]) ).

thf(345,plain,
    ( ( ( sK4_SY456 = sK1_SX0 )
      | ( sK4_SY456 = sK2_SY439 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[302]) ).

thf(346,plain,
    ! [SV65: $i > $o,SV31: $i,SV80: $i] :
      ( ( ( in @ SV80
          @ ( dsetconstr @ SV31
            @ ^ [SY442: $i] : ( SV65 @ SY442 ) ) )
        = $false )
      | ( ( SV65 @ SV80 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[303]) ).

thf(347,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false )
      | ( ( ! [SY458: $o] :
              ( ~ ( ( SV81 != SV32 )
                  | SY458 )
              | ~ ( ~ ( in @ SV81 @ SV66 )
                  | SY458 )
              | SY458 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[304]) ).

thf(348,plain,
    ! [SV33: $i] :
      ( ( ( ! [SY374: $i] :
              ~ ~ ( ~ ( in @ SY374 @ SV33 )
                  | ~ $true ) )
        = $false )
      | ( ( SV33 = emptyset )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[305]) ).

thf(349,plain,
    ! [SV34: $i] :
      ( ( ( in @ ( sK5_SY375 @ SV34 ) @ SV34 )
        = $true )
      | ( ( SV34 = emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[306]) ).

thf(350,plain,
    ! [SV35: $i] :
      ( ( ( in @ ( sK6_SY376 @ SV35 ) @ SV35 )
        = $true )
      | ( ( SV35 = emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[307]) ).

thf(351,plain,
    ! [SV37: $i,SV67: $i] :
      ( ( ( ~ ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 )
          | ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV67 ) )
        = $false )
      | ( ( ~ ! [SY446: $i] :
                ( ~ ( in @ SY446 @ SV67 )
                | ( in @ SY446 @ SV37 ) )
          | ( SV37 = SV67 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[308]) ).

thf(352,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ~ ( in @ SV69 @ ( powerset @ SV39 ) )
        | ! [SY447: $i] :
            ( ~ ( in @ SY447 @ SV69 )
            | ( in @ SY447 @ SV39 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[310]) ).

thf(353,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ~ ! [SY448: $i] :
              ( ~ ( in @ SY448 @ SV69 )
              | ( in @ SY448 @ SV39 ) )
        | ( in @ SV69 @ ( powerset @ SV39 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[311]) ).

thf(354,plain,
    ! [SV40: $i,SV70: $i,SV82: $i] :
      ( ( ( in @ SV82 @ SV70 )
        = $false )
      | ( ( in @ SV82 @ ( setadjoin @ SV40 @ SV70 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[312]) ).

thf(355,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ~ ~ ( ~ ( SV41 @ SV91 )
                | ~ ! [SY482: $i] :
                      ( ~ ( SV41 @ SY482 )
                      | ( SV91 = SY482 ) ) ) )
        = $true )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[313]) ).

thf(356,plain,
    ! [SV43: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ! [SY459: $i] :
                          ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
                          | ! [SY392: $i] :
                              ( ~ ( in @ SY392 @ SY459 )
                              | ( in @ SY392 @ SV43 ) ) )
                    | ~ ! [SY461: $i,SY462: $i] :
                          ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                                | ~ ( in @ SY462 @ SV43 ) )
                          | ~ ! [SY463: $i] :
                                ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                                | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                                        | ( in @ SY462 @ SY463 ) )
                                    | ~ ( ~ ( in @ SY462 @ SY463 )
                                        | ( in @ SY461 @ SY463 ) ) ) )
                          | ( SY461 = SY462 ) ) )
              | ~ ! [SY464: $i,SY465: $i] :
                    ( ~ ~ ( ~ ( in @ SY464 @ ( sK3_SY390 @ SV43 ) )
                          | ~ ( in @ SY465 @ ( sK3_SY390 @ SV43 ) ) )
                    | ! [SX4: $i] :
                        ( ~ ( in @ SX4 @ SY464 )
                        | ( in @ SX4 @ SY465 ) )
                    | ! [SX4: $i] :
                        ( ~ ( in @ SX4 @ SY465 )
                        | ( in @ SX4 @ SY464 ) ) ) )
        | ~ ! [SY468: $i] :
              ( ~ ~ ( ~ ! [SY401: $i] :
                          ( ~ ( in @ SY401 @ SY468 )
                          | ( in @ SY401 @ SV43 ) )
                    | ~ ~ ! [SX3: $i] :
                            ~ ( in @ SX3 @ SY468 ) )
              | ~ ! [SY471: $i] :
                    ~ ~ ! [SY472: $i] :
                          ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY471 @ ( sK3_SY390 @ SV43 ) )
                                          | ~ ( in @ SY472 @ SY468 ) )
                                    | ~ ~ ~ ! [SX5: $i] :
                                              ~ ~ ( ~ ( in @ SX5 @ SY471 )
                                                  | ~ ( in @ SX5 @ SY468 ) ) )
                              | ~ ! [SY474: $i] :
                                    ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                    | ! [SX6: $i] :
                                        ( ~ ( in @ SX6 @ SY474 )
                                        | ( in @ SX6 @ SY471 ) )
                                    | ( in @ SY472 @ SY474 ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[315]) ).

thf(357,plain,
    ! [SV83: $i,SV45: $i,SV72: $i] :
      ( ( ( in @ SV72 @ ( powerset @ SV45 ) )
        = $false )
      | ( ( ~ ( in @ SV83 @ SV72 )
          | ( in @ SV83 @ SV45 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[319]) ).

thf(358,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( ~ ( ~ ( SV8 @ SV85 )
              | ~ ! [SY476: $i] :
                    ( ~ ( SV8 @ SY476 )
                    | ( SV85 = SY476 ) ) ) )
        = $false )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[321]) ).

thf(359,plain,
    ! [SV10: $i] :
      ( ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ~ ! [SY316: $i] :
                ( ~ ~ ( ~ ( in @ SY316 @ omega )
                      | ~ ( in @ SY316 @ SV10 ) )
                | ( in @ ( setadjoin @ SY316 @ SY316 ) @ SV10 ) ) )
        = $true )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[322]) ).

thf(360,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ~ ( in @ SV51 @ ( setunion @ SV11 ) ) )
        = $true )
      | ( ( ~ ! [SY416: $i] :
                ~ ~ ( ~ ( in @ SV51 @ SY416 )
                    | ~ ( in @ SY416 @ SV11 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[323]) ).

thf(361,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ~ ~ ! [SY417: $i] :
                  ~ ~ ( ~ ( in @ SV51 @ SY417 )
                      | ~ ( in @ SY417 @ SV11 ) ) )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[324]) ).

thf(362,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
              | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 ) )
          | ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
              | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) ) )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[325]) ).

thf(363,plain,
    ! [SV14: $i,SV86: $i] :
      ( ( ( in @ SV86 @ SV14 )
        = $false )
      | ( ( SV14 != emptyset )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[326]) ).

thf(364,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ~ ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
        | ( SV74 = SV15 )
        | ( in @ SV74 @ SV53 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[327]) ).

thf(365,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ~ ( ( SV74 = SV15 )
            | ( in @ SV74 @ SV53 ) )
        | ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[328]) ).

thf(366,plain,
    ! [SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 ) )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[329]) ).

thf(367,plain,
    ! [SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ! [SY477: $i] :
                ~ ~ ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY477 )
                    | ~ ! [SY478: $i] :
                          ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY478 )
                          | ( SY477 = SY478 ) ) ) )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[329]) ).

thf(368,plain,
    ! [SV17: $i,SV75: $i,SV55: $i > $o] :
      ( ( ( ~ ( SV55 @ SV75 ) )
        = $true )
      | ( ( ( dsetconstr @ SV17
            @ ^ [SY428: $i] : ( SV55 @ SY428 ) )
         != emptyset )
        = $true )
      | ( ( in @ SV75 @ SV17 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[330]) ).

thf(369,plain,
    ! [SV56: $i,SV18: $i] :
      ( ( ( ~ ( in @ ( sK9_SY429 @ SV18 @ SV56 ) @ SV56 ) )
        = $false )
      | ( ( in @ SV56 @ ( powerset @ SV18 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[331]) ).

thf(370,plain,
    ! [SV56: $i,SV18: $i] :
      ( ( ( in @ ( sK9_SY429 @ SV18 @ SV56 ) @ SV18 )
        = $false )
      | ( ( in @ SV56 @ ( powerset @ SV18 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[331]) ).

thf(371,plain,
    ! [SV58: $i > $o,SV20: $i,SV76: $i] :
      ( ( ( ~ ( ~ ( in @ SV76
                  @ ( dsetconstr @ SV20
                    @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) )
              | ( SV58 @ SV76 ) )
          | ~ ( ~ ( SV58 @ SV76 )
              | ( in @ SV76
                @ ( dsetconstr @ SV20
                  @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) ) ) )
        = $false )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[332]) ).

thf(372,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( in @ ( sK11_SY344 @ SV21 ) @ SV21 ) )
        = $false )
      | ( ( SV21 = emptyset )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[333]) ).

thf(373,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( ~ ( SV22 @ SV87 )
              | ~ ! [SY479: $i] :
                    ( ~ ( SV22 @ SY479 )
                    | ( SV87 = SY479 ) ) ) )
        = $false )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[334]) ).

thf(374,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ~ ( ~ ( SV23 @ SV88 )
              | ~ ! [SY480: $i] :
                    ( ~ ( SV23 @ SY480 )
                    | ( SV88 = SY480 ) ) ) )
        = $false )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[335]) ).

thf(375,plain,
    ! [SV24: $i,SV77: $i,SV59: $i > $o] :
      ( ( ( ~ ( SV59 @ SV77 ) )
        = $true )
      | ( ( in @ SV77
          @ ( dsetconstr @ SV24
            @ ^ [SY434: $i] : ( SV59 @ SY434 ) ) )
        = $true )
      | ( ( in @ SV77 @ SV24 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[336]) ).

thf(376,plain,
    ! [SV60: $i,SV25: $i,SV78: $i] :
      ( ( ( ~ ( in @ SV78 @ SV25 ) )
        = $true )
      | ( ( in @ SV60 @ ( setunion @ SV25 ) )
        = $true )
      | ( ( in @ SV60 @ SV78 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[337]) ).

thf(377,plain,
    ! [SV89: $o,SV27: $i,SV62: $i] :
      ( ( ( ~ ! [SY481: $i] :
                ( ~ ( in @ SV62 @ SY481 )
                | ~ ( in @ SY481 @ SV27 )
                | SV89 ) )
        = $true )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[338]) ).

thf(378,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ! [SX0: $i] :
                ( ~ ( in @ SV62 @ SX0 )
                | ~ ( in @ SX0 @ SV27 )
                | $true ) )
        = $true )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[339]) ).

thf(379,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ! [SX0: $i] :
                ( ~ ( in @ SV62 @ SX0 )
                | ~ ( in @ SX0 @ SV27 )
                | $false ) )
        = $true )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[340]) ).

thf(380,plain,
    ! [SV28: $i,SV63: $i] :
      ( ( ( in @ SV63 @ ( setadjoin @ SV28 @ emptyset ) )
        = $false )
      | ( ( SV28 = SV63 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[341]) ).

thf(381,plain,
    ! [SV64: $i,SV29: $i,SV79: $i] :
      ( ( ( SV79 = SV29 )
        = $true )
      | ( ( in @ SV79 @ SV64 )
        = $true )
      | ( ( in @ SV79 @ ( setadjoin @ SV29 @ SV64 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[342]) ).

thf(382,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( in @ SV90 @ SV30 )
        = $false )
      | ( ( ~ ! [SY366: $i] :
                ~ ~ ( ~ ( in @ SY366 @ SV30 )
                    | ~ ~ ~ ! [SY367: $i] :
                              ~ ~ ( ~ ( in @ SY367 @ SY366 )
                                  | ~ ( in @ SY367 @ SV30 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[343]) ).

thf(383,plain,
    ( ( in @ sK4_SY456 @ ( setadjoin @ sK1_SX0 @ ( setadjoin @ sK2_SY439 @ emptyset ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[344]) ).

thf(384,plain,
    ( ( sK4_SY456 = sK1_SX0 )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[345]) ).

thf(385,plain,
    ( ( sK4_SY456 = sK2_SY439 )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[345]) ).

thf(386,plain,
    ! [SV66: $i,SV92: $o,SV32: $i,SV81: $i] :
      ( ( ( ~ ( ( SV81 != SV32 )
              | SV92 )
          | ~ ( ~ ( in @ SV81 @ SV66 )
              | SV92 )
          | SV92 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[347]) ).

thf(387,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( ~ ( ( SV81 != SV32 )
              | $true )
          | ~ ( ~ ( in @ SV81 @ SV66 )
              | $true )
          | $true )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[347]) ).

thf(388,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( ~ ( ( SV81 != SV32 )
              | $false )
          | ~ ( ~ ( in @ SV81 @ SV66 )
              | $false )
          | $false )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_forall_special_pos,[status(thm)],[347]) ).

thf(389,plain,
    ! [SV33: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK12_SY374 @ SV33 ) @ SV33 )
                | ~ $true ) )
        = $false )
      | ( ( SV33 = emptyset )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[348]) ).

thf(390,plain,
    ! [SV37: $i,SV67: $i] :
      ( ( ( ~ ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 ) )
        = $false )
      | ( ( ~ ! [SY446: $i] :
                ( ~ ( in @ SY446 @ SV67 )
                | ( in @ SY446 @ SV37 ) )
          | ( SV37 = SV67 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[351]) ).

thf(391,plain,
    ! [SV37: $i,SV67: $i] :
      ( ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV67 )
        = $false )
      | ( ( ~ ! [SY446: $i] :
                ( ~ ( in @ SY446 @ SV67 )
                | ( in @ SY446 @ SV37 ) )
          | ( SV37 = SV67 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[351]) ).

thf(392,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ( ~ ( in @ SV69 @ ( powerset @ SV39 ) ) )
        = $true )
      | ( ( ! [SY447: $i] :
              ( ~ ( in @ SY447 @ SV69 )
              | ( in @ SY447 @ SV39 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[352]) ).

thf(393,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ( ~ ! [SY448: $i] :
                ( ~ ( in @ SY448 @ SV69 )
                | ( in @ SY448 @ SV39 ) ) )
        = $true )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[353]) ).

thf(394,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ~ ( ~ ( SV41 @ SV91 )
              | ~ ! [SY482: $i] :
                    ( ~ ( SV41 @ SY482 )
                    | ( SV91 = SY482 ) ) ) )
        = $false )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[355]) ).

thf(395,plain,
    ! [SV43: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ! [SY459: $i] :
                          ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
                          | ! [SY392: $i] :
                              ( ~ ( in @ SY392 @ SY459 )
                              | ( in @ SY392 @ SV43 ) ) )
                    | ~ ! [SY461: $i,SY462: $i] :
                          ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                                | ~ ( in @ SY462 @ SV43 ) )
                          | ~ ! [SY463: $i] :
                                ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                                | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                                        | ( in @ SY462 @ SY463 ) )
                                    | ~ ( ~ ( in @ SY462 @ SY463 )
                                        | ( in @ SY461 @ SY463 ) ) ) )
                          | ( SY461 = SY462 ) ) )
              | ~ ! [SY464: $i,SY465: $i] :
                    ( ~ ~ ( ~ ( in @ SY464 @ ( sK3_SY390 @ SV43 ) )
                          | ~ ( in @ SY465 @ ( sK3_SY390 @ SV43 ) ) )
                    | ! [SX4: $i] :
                        ( ~ ( in @ SX4 @ SY464 )
                        | ( in @ SX4 @ SY465 ) )
                    | ! [SX4: $i] :
                        ( ~ ( in @ SX4 @ SY465 )
                        | ( in @ SX4 @ SY464 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[356]) ).

thf(396,plain,
    ! [SV43: $i] :
      ( ( ~ ! [SY468: $i] :
              ( ~ ~ ( ~ ! [SY401: $i] :
                          ( ~ ( in @ SY401 @ SY468 )
                          | ( in @ SY401 @ SV43 ) )
                    | ~ ~ ! [SX3: $i] :
                            ~ ( in @ SX3 @ SY468 ) )
              | ~ ! [SY471: $i] :
                    ~ ~ ! [SY472: $i] :
                          ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY471 @ ( sK3_SY390 @ SV43 ) )
                                          | ~ ( in @ SY472 @ SY468 ) )
                                    | ~ ~ ~ ! [SX5: $i] :
                                              ~ ~ ( ~ ( in @ SX5 @ SY471 )
                                                  | ~ ( in @ SX5 @ SY468 ) ) )
                              | ~ ! [SY474: $i] :
                                    ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                    | ! [SX6: $i] :
                                        ( ~ ( in @ SX6 @ SY474 )
                                        | ( in @ SX6 @ SY471 ) )
                                    | ( in @ SY472 @ SY474 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[356]) ).

thf(397,plain,
    ! [SV45: $i,SV72: $i,SV83: $i] :
      ( ( ( ~ ( in @ SV83 @ SV72 ) )
        = $true )
      | ( ( in @ SV83 @ SV45 )
        = $true )
      | ( ( in @ SV72 @ ( powerset @ SV45 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[357]) ).

thf(398,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( ~ ( SV8 @ SV85 )
          | ~ ! [SY476: $i] :
                ( ~ ( SV8 @ SY476 )
                | ( SV85 = SY476 ) ) )
        = $true )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[358]) ).

thf(399,plain,
    ! [SV10: $i] :
      ( ( ( ! [SY316: $i] :
              ( ~ ~ ( ~ ( in @ SY316 @ omega )
                    | ~ ( in @ SY316 @ SV10 ) )
              | ( in @ ( setadjoin @ SY316 @ SY316 ) @ SV10 ) ) )
        = $false )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[359]) ).

thf(400,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false )
      | ( ( ~ ! [SY416: $i] :
                ~ ~ ( ~ ( in @ SV51 @ SY416 )
                    | ~ ( in @ SY416 @ SV11 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[360]) ).

thf(401,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ~ ! [SY417: $i] :
                ~ ~ ( ~ ( in @ SV51 @ SY417 )
                    | ~ ( in @ SY417 @ SV11 ) ) )
        = $false )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[361]) ).

thf(402,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
              | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 ) ) )
        = $true )
      | ( ( ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
              | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) ) )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[362]) ).

thf(403,plain,
    ! [SV86: $i,SV14: $i] :
      ( ( ( SV14 = emptyset )
        = $false )
      | ( ( in @ SV86 @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[363]) ).

thf(404,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ( ~ ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) ) )
        = $true )
      | ( ( ( SV74 = SV15 )
          | ( in @ SV74 @ SV53 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[364]) ).

thf(405,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ( ~ ( ( SV74 = SV15 )
              | ( in @ SV74 @ SV53 ) ) )
        = $true )
      | ( ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[365]) ).

thf(406,plain,
    ! [SV54: $i,SV16: $i > $i > $o] :
      ( ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[366]) ).

thf(407,plain,
    ! [SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ! [SY477: $i] :
              ~ ~ ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY477 )
                  | ~ ! [SY478: $i] :
                        ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY478 )
                        | ( SY477 = SY478 ) ) ) )
        = $true )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[367]) ).

thf(408,plain,
    ! [SV17: $i,SV75: $i,SV55: $i > $o] :
      ( ( ( SV55 @ SV75 )
        = $false )
      | ( ( ( dsetconstr @ SV17
            @ ^ [SY428: $i] : ( SV55 @ SY428 ) )
         != emptyset )
        = $true )
      | ( ( in @ SV75 @ SV17 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[368]) ).

thf(409,plain,
    ! [SV56: $i,SV18: $i] :
      ( ( ( in @ ( sK9_SY429 @ SV18 @ SV56 ) @ SV56 )
        = $true )
      | ( ( in @ SV56 @ ( powerset @ SV18 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[369]) ).

thf(410,plain,
    ! [SV58: $i > $o,SV20: $i,SV76: $i] :
      ( ( ( ~ ( ~ ( in @ SV76
                  @ ( dsetconstr @ SV20
                    @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) )
              | ( SV58 @ SV76 ) ) )
        = $false )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[371]) ).

thf(411,plain,
    ! [SV20: $i,SV76: $i,SV58: $i > $o] :
      ( ( ( ~ ( ~ ( SV58 @ SV76 )
              | ( in @ SV76
                @ ( dsetconstr @ SV20
                  @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) ) ) )
        = $false )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[371]) ).

thf(412,plain,
    ! [SV21: $i] :
      ( ( ( in @ ( sK11_SY344 @ SV21 ) @ SV21 )
        = $true )
      | ( ( SV21 = emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[372]) ).

thf(413,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ SV87 )
          | ~ ! [SY479: $i] :
                ( ~ ( SV22 @ SY479 )
                | ( SV87 = SY479 ) ) )
        = $true )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[373]) ).

thf(414,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ~ ( SV23 @ SV88 )
          | ~ ! [SY480: $i] :
                ( ~ ( SV23 @ SY480 )
                | ( SV88 = SY480 ) ) )
        = $true )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[374]) ).

thf(415,plain,
    ! [SV24: $i,SV77: $i,SV59: $i > $o] :
      ( ( ( SV59 @ SV77 )
        = $false )
      | ( ( in @ SV77
          @ ( dsetconstr @ SV24
            @ ^ [SY434: $i] : ( SV59 @ SY434 ) ) )
        = $true )
      | ( ( in @ SV77 @ SV24 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[375]) ).

thf(416,plain,
    ! [SV60: $i,SV25: $i,SV78: $i] :
      ( ( ( in @ SV78 @ SV25 )
        = $false )
      | ( ( in @ SV60 @ ( setunion @ SV25 ) )
        = $true )
      | ( ( in @ SV60 @ SV78 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[376]) ).

thf(417,plain,
    ! [SV89: $o,SV27: $i,SV62: $i] :
      ( ( ( ! [SY481: $i] :
              ( ~ ( in @ SV62 @ SY481 )
              | ~ ( in @ SY481 @ SV27 )
              | SV89 ) )
        = $false )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[377]) ).

thf(418,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ! [SX0: $i] :
              ( ~ ( in @ SV62 @ SX0 )
              | ~ ( in @ SX0 @ SV27 )
              | $true ) )
        = $false )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[378]) ).

thf(419,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ! [SX0: $i] :
              ( ~ ( in @ SV62 @ SX0 )
              | ~ ( in @ SX0 @ SV27 )
              | $false ) )
        = $false )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[379]) ).

thf(420,plain,
    ! [SV90: $i,SV30: $i] :
      ( ( ( ! [SY366: $i] :
              ~ ~ ( ~ ( in @ SY366 @ SV30 )
                  | ~ ~ ~ ! [SY367: $i] :
                            ~ ~ ( ~ ( in @ SY367 @ SY366 )
                                | ~ ( in @ SY367 @ SV30 ) ) ) )
        = $false )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[382]) ).

thf(421,plain,
    ! [SV66: $i,SV92: $o,SV32: $i,SV81: $i] :
      ( ( ( ~ ( ( SV81 != SV32 )
              | SV92 ) )
        = $true )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | SV92 )
          | SV92 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[386]) ).

thf(422,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( ~ ( ( SV81 != SV32 )
              | $true ) )
        = $true )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $true )
          | $true )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[387]) ).

thf(423,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( ~ ( ( SV81 != SV32 )
              | $false ) )
        = $true )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $false )
          | $false )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[388]) ).

thf(424,plain,
    ! [SV33: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK12_SY374 @ SV33 ) @ SV33 )
              | ~ $true ) )
        = $true )
      | ( ( SV33 = emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[389]) ).

thf(425,plain,
    ! [SV37: $i,SV67: $i] :
      ( ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 )
        = $true )
      | ( ( ~ ! [SY446: $i] :
                ( ~ ( in @ SY446 @ SV67 )
                | ( in @ SY446 @ SV37 ) )
          | ( SV37 = SV67 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[390]) ).

thf(426,plain,
    ! [SV37: $i,SV67: $i] :
      ( ( ( ~ ! [SY446: $i] :
                ( ~ ( in @ SY446 @ SV67 )
                | ( in @ SY446 @ SV37 ) ) )
        = $true )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV67 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[391]) ).

thf(427,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $false )
      | ( ( ! [SY447: $i] :
              ( ~ ( in @ SY447 @ SV69 )
              | ( in @ SY447 @ SV39 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[392]) ).

thf(428,plain,
    ! [SV39: $i,SV69: $i] :
      ( ( ( ! [SY448: $i] :
              ( ~ ( in @ SY448 @ SV69 )
              | ( in @ SY448 @ SV39 ) ) )
        = $false )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[393]) ).

thf(429,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ~ ( SV41 @ SV91 )
          | ~ ! [SY482: $i] :
                ( ~ ( SV41 @ SY482 )
                | ( SV91 = SY482 ) ) )
        = $true )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[394]) ).

thf(430,plain,
    ! [SV43: $i] :
      ( ( ~ ( ~ ~ ( ~ ! [SY459: $i] :
                        ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
                        | ! [SY392: $i] :
                            ( ~ ( in @ SY392 @ SY459 )
                            | ( in @ SY392 @ SV43 ) ) )
                  | ~ ! [SY461: $i,SY462: $i] :
                        ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                              | ~ ( in @ SY462 @ SV43 ) )
                        | ~ ! [SY463: $i] :
                              ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                              | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                                      | ( in @ SY462 @ SY463 ) )
                                  | ~ ( ~ ( in @ SY462 @ SY463 )
                                      | ( in @ SY461 @ SY463 ) ) ) )
                        | ( SY461 = SY462 ) ) )
            | ~ ! [SY464: $i,SY465: $i] :
                  ( ~ ~ ( ~ ( in @ SY464 @ ( sK3_SY390 @ SV43 ) )
                        | ~ ( in @ SY465 @ ( sK3_SY390 @ SV43 ) ) )
                  | ! [SX4: $i] :
                      ( ~ ( in @ SX4 @ SY464 )
                      | ( in @ SX4 @ SY465 ) )
                  | ! [SX4: $i] :
                      ( ~ ( in @ SX4 @ SY465 )
                      | ( in @ SX4 @ SY464 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[395]) ).

thf(431,plain,
    ! [SV43: $i] :
      ( ( ! [SY468: $i] :
            ( ~ ~ ( ~ ! [SY401: $i] :
                        ( ~ ( in @ SY401 @ SY468 )
                        | ( in @ SY401 @ SV43 ) )
                  | ~ ~ ! [SX3: $i] :
                          ~ ( in @ SX3 @ SY468 ) )
            | ~ ! [SY471: $i] :
                  ~ ~ ! [SY472: $i] :
                        ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY471 @ ( sK3_SY390 @ SV43 ) )
                                        | ~ ( in @ SY472 @ SY468 ) )
                                  | ~ ~ ~ ! [SX5: $i] :
                                            ~ ~ ( ~ ( in @ SX5 @ SY471 )
                                                | ~ ( in @ SX5 @ SY468 ) ) )
                            | ~ ! [SY474: $i] :
                                  ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                  | ! [SX6: $i] :
                                      ( ~ ( in @ SX6 @ SY474 )
                                      | ( in @ SX6 @ SY471 ) )
                                  | ( in @ SY472 @ SY474 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[396]) ).

thf(432,plain,
    ! [SV45: $i,SV72: $i,SV83: $i] :
      ( ( ( in @ SV83 @ SV72 )
        = $false )
      | ( ( in @ SV83 @ SV45 )
        = $true )
      | ( ( in @ SV72 @ ( powerset @ SV45 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[397]) ).

thf(433,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( ~ ( SV8 @ SV85 ) )
        = $true )
      | ( ( ~ ! [SY476: $i] :
                ( ~ ( SV8 @ SY476 )
                | ( SV85 = SY476 ) ) )
        = $true )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[398]) ).

thf(434,plain,
    ! [SV10: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK13_SY316 @ SV10 ) @ omega )
                | ~ ( in @ ( sK13_SY316 @ SV10 ) @ SV10 ) )
          | ( in @ ( setadjoin @ ( sK13_SY316 @ SV10 ) @ ( sK13_SY316 @ SV10 ) ) @ SV10 ) )
        = $false )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[399]) ).

thf(435,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ! [SY416: $i] :
              ~ ~ ( ~ ( in @ SV51 @ SY416 )
                  | ~ ( in @ SY416 @ SV11 ) ) )
        = $false )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[400]) ).

thf(436,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ! [SY417: $i] :
              ~ ~ ( ~ ( in @ SV51 @ SY417 )
                  | ~ ( in @ SY417 @ SV11 ) ) )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[401]) ).

thf(437,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
          | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 ) )
        = $false )
      | ( ( ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
              | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) ) )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[402]) ).

thf(438,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
        = $false )
      | ( ( ( SV74 = SV15 )
          | ( in @ SV74 @ SV53 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[404]) ).

thf(439,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ( ( SV74 = SV15 )
          | ( in @ SV74 @ SV53 ) )
        = $false )
      | ( ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[405]) ).

thf(440,plain,
    ! [SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY423: $i] :
              ~ ! [SY424: $i] :
                  ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                        | ~ ! [SY425: $i] :
                              ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                  | ~ ( SV16 @ SY425 @ SY424 ) ) )
                    | ~ ( ~ ~ ! [SY426: $i] :
                                ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                    | ~ ( SV16 @ SY426 @ SY424 ) )
                        | ( in @ SY424 @ SY423 ) ) ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[406]) ).

thf(441,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ~ ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
                | ~ ! [SY483: $i] :
                      ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY483 )
                      | ( SV93 = SY483 ) ) ) )
        = $true )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[407]) ).

thf(442,plain,
    ! [SV75: $i,SV55: $i > $o,SV17: $i] :
      ( ( ( ( dsetconstr @ SV17
            @ ^ [SY428: $i] : ( SV55 @ SY428 ) )
          = emptyset )
        = $false )
      | ( ( SV55 @ SV75 )
        = $false )
      | ( ( in @ SV75 @ SV17 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[408]) ).

thf(443,plain,
    ! [SV58: $i > $o,SV20: $i,SV76: $i] :
      ( ( ( ~ ( in @ SV76
              @ ( dsetconstr @ SV20
                @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) )
          | ( SV58 @ SV76 ) )
        = $true )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[410]) ).

thf(444,plain,
    ! [SV20: $i,SV76: $i,SV58: $i > $o] :
      ( ( ( ~ ( SV58 @ SV76 )
          | ( in @ SV76
            @ ( dsetconstr @ SV20
              @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) ) )
        = $true )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[411]) ).

thf(445,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ SV87 ) )
        = $true )
      | ( ( ~ ! [SY479: $i] :
                ( ~ ( SV22 @ SY479 )
                | ( SV87 = SY479 ) ) )
        = $true )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[413]) ).

thf(446,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ~ ( SV23 @ SV88 ) )
        = $true )
      | ( ( ~ ! [SY480: $i] :
                ( ~ ( SV23 @ SY480 )
                | ( SV88 = SY480 ) ) )
        = $true )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[414]) ).

thf(447,plain,
    ! [SV27: $i,SV89: $o,SV62: $i] :
      ( ( ( ~ ( in @ SV62 @ ( sK14_SY481 @ SV89 @ SV27 @ SV62 ) )
          | ~ ( in @ ( sK14_SY481 @ SV89 @ SV27 @ SV62 ) @ SV27 )
          | SV89 )
        = $false )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[417]) ).

thf(448,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ( in @ SV62 @ ( sK15_SX0 @ SV27 @ SV62 ) )
          | ~ ( in @ ( sK15_SX0 @ SV27 @ SV62 ) @ SV27 )
          | $true )
        = $false )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[418]) ).

thf(449,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ( in @ SV62 @ ( sK16_SX0 @ SV27 @ SV62 ) )
          | ~ ( in @ ( sK16_SX0 @ SV27 @ SV62 ) @ SV27 )
          | $false )
        = $false )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[419]) ).

thf(450,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK17_SY366 @ SV90 @ SV30 ) @ SV30 )
                | ~ ~ ~ ! [SY484: $i] :
                          ~ ~ ( ~ ( in @ SY484 @ ( sK17_SY366 @ SV90 @ SV30 ) )
                              | ~ ( in @ SY484 @ SV30 ) ) ) )
        = $false )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[420]) ).

thf(451,plain,
    ! [SV66: $i,SV92: $o,SV32: $i,SV81: $i] :
      ( ( ( ( SV81 != SV32 )
          | SV92 )
        = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | SV92 )
          | SV92 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[421]) ).

thf(452,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( ( SV81 != SV32 )
          | $true )
        = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $true )
          | $true )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[422]) ).

thf(453,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( ( SV81 != SV32 )
          | $false )
        = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $false )
          | $false )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[423]) ).

thf(454,plain,
    ! [SV33: $i] :
      ( ( ( ~ ( in @ ( sK12_SY374 @ SV33 ) @ SV33 )
          | ~ $true )
        = $false )
      | ( ( SV33 = emptyset )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[424]) ).

thf(455,plain,
    ! [SV37: $i,SV67: $i] :
      ( ( ( ~ ! [SY446: $i] :
                ( ~ ( in @ SY446 @ SV67 )
                | ( in @ SY446 @ SV37 ) ) )
        = $true )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[425]) ).

thf(456,plain,
    ! [SV37: $i,SV67: $i] :
      ( ( ( ! [SY446: $i] :
              ( ~ ( in @ SY446 @ SV67 )
              | ( in @ SY446 @ SV37 ) ) )
        = $false )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV67 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[426]) ).

thf(457,plain,
    ! [SV39: $i,SV69: $i,SV94: $i] :
      ( ( ( ~ ( in @ SV94 @ SV69 )
          | ( in @ SV94 @ SV39 ) )
        = $true )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[427]) ).

thf(458,plain,
    ! [SV69: $i,SV39: $i] :
      ( ( ( ~ ( in @ ( sK18_SY448 @ SV39 @ SV69 ) @ SV69 )
          | ( in @ ( sK18_SY448 @ SV39 @ SV69 ) @ SV39 ) )
        = $false )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[428]) ).

thf(459,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ~ ( SV41 @ SV91 ) )
        = $true )
      | ( ( ~ ! [SY482: $i] :
                ( ~ ( SV41 @ SY482 )
                | ( SV91 = SY482 ) ) )
        = $true )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[429]) ).

thf(460,plain,
    ! [SV43: $i] :
      ( ( ~ ~ ( ~ ! [SY459: $i] :
                    ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
                    | ! [SY392: $i] :
                        ( ~ ( in @ SY392 @ SY459 )
                        | ( in @ SY392 @ SV43 ) ) )
              | ~ ! [SY461: $i,SY462: $i] :
                    ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                          | ~ ( in @ SY462 @ SV43 ) )
                    | ~ ! [SY463: $i] :
                          ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                          | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                                  | ( in @ SY462 @ SY463 ) )
                              | ~ ( ~ ( in @ SY462 @ SY463 )
                                  | ( in @ SY461 @ SY463 ) ) ) )
                    | ( SY461 = SY462 ) ) )
        | ~ ! [SY464: $i,SY465: $i] :
              ( ~ ~ ( ~ ( in @ SY464 @ ( sK3_SY390 @ SV43 ) )
                    | ~ ( in @ SY465 @ ( sK3_SY390 @ SV43 ) ) )
              | ! [SX4: $i] :
                  ( ~ ( in @ SX4 @ SY464 )
                  | ( in @ SX4 @ SY465 ) )
              | ! [SX4: $i] :
                  ( ~ ( in @ SX4 @ SY465 )
                  | ( in @ SX4 @ SY464 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[430]) ).

thf(461,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ~ ~ ( ~ ! [SY485: $i] :
                    ( ~ ( in @ SY485 @ SV95 )
                    | ( in @ SY485 @ SV43 ) )
              | ~ ~ ! [SY486: $i] :
                      ~ ( in @ SY486 @ SV95 ) )
        | ~ ! [SY487: $i] :
              ~ ~ ! [SY488: $i] :
                    ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                    | ~ ( in @ SY488 @ SV95 ) )
                              | ~ ~ ~ ! [SY489: $i] :
                                        ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                            | ~ ( in @ SY489 @ SV95 ) ) )
                        | ~ ! [SY474: $i] :
                              ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                              | ! [SX6: $i] :
                                  ( ~ ( in @ SX6 @ SY474 )
                                  | ( in @ SX6 @ SY487 ) )
                              | ( in @ SY488 @ SY474 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[431]) ).

thf(462,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( SV8 @ SV85 )
        = $false )
      | ( ( ~ ! [SY476: $i] :
                ( ~ ( SV8 @ SY476 )
                | ( SV85 = SY476 ) ) )
        = $true )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[433]) ).

thf(463,plain,
    ! [SV10: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK13_SY316 @ SV10 ) @ omega )
                | ~ ( in @ ( sK13_SY316 @ SV10 ) @ SV10 ) ) )
        = $false )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[434]) ).

thf(464,plain,
    ! [SV10: $i] :
      ( ( ( in @ ( setadjoin @ ( sK13_SY316 @ SV10 ) @ ( sK13_SY316 @ SV10 ) ) @ SV10 )
        = $false )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[434]) ).

thf(465,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV51 @ ( sK19_SY416 @ SV11 @ SV51 ) )
                | ~ ( in @ ( sK19_SY416 @ SV11 @ SV51 ) @ SV11 ) ) )
        = $false )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[435]) ).

thf(466,plain,
    ! [SV11: $i,SV96: $i,SV51: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV51 @ SV96 )
                | ~ ( in @ SV96 @ SV11 ) ) )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[436]) ).

thf(467,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) )
        = $false )
      | ( ( ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
              | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) ) )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[437]) ).

thf(468,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
        = $false )
      | ( ( ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
              | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) ) )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[437]) ).

thf(469,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ( SV74 = SV15 )
        = $true )
      | ( ( in @ SV74 @ SV53 )
        = $true )
      | ( ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[438]) ).

thf(470,plain,
    ! [SV53: $i,SV15: $i,SV74: $i] :
      ( ( ( SV74 = SV15 )
        = $false )
      | ( ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[439]) ).

thf(471,plain,
    ! [SV15: $i,SV53: $i,SV74: $i] :
      ( ( ( in @ SV74 @ SV53 )
        = $false )
      | ( ( in @ SV74 @ ( setadjoin @ SV15 @ SV53 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[439]) ).

thf(472,plain,
    ! [SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ! [SY492: $i] :
                ~ ( ~ ( ~ ( in @ SY492 @ ( sK20_SY423 @ SV16 @ SV54 ) )
                      | ~ ! [SY425: $i] :
                            ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                | ~ ( SV16 @ SY425 @ SY492 ) ) )
                  | ~ ( ~ ~ ! [SY426: $i] :
                              ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                  | ~ ( SV16 @ SY426 @ SY492 ) )
                      | ( in @ SY492 @ ( sK20_SY423 @ SV16 @ SV54 ) ) ) ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[440]) ).

thf(473,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
              | ~ ! [SY483: $i] :
                    ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY483 )
                    | ( SV93 = SY483 ) ) ) )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[441]) ).

thf(474,plain,
    ! [SV58: $i > $o,SV20: $i,SV76: $i] :
      ( ( ( ~ ( in @ SV76
              @ ( dsetconstr @ SV20
                @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) ) )
        = $true )
      | ( ( SV58 @ SV76 )
        = $true )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[443]) ).

thf(475,plain,
    ! [SV20: $i,SV76: $i,SV58: $i > $o] :
      ( ( ( ~ ( SV58 @ SV76 ) )
        = $true )
      | ( ( in @ SV76
          @ ( dsetconstr @ SV20
            @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) )
        = $true )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[444]) ).

thf(476,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( SV22 @ SV87 )
        = $false )
      | ( ( ~ ! [SY479: $i] :
                ( ~ ( SV22 @ SY479 )
                | ( SV87 = SY479 ) ) )
        = $true )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[445]) ).

thf(477,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( SV23 @ SV88 )
        = $false )
      | ( ( ~ ! [SY480: $i] :
                ( ~ ( SV23 @ SY480 )
                | ( SV88 = SY480 ) ) )
        = $true )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[446]) ).

thf(478,plain,
    ! [SV27: $i,SV89: $o,SV62: $i] :
      ( ( ( ~ ( in @ SV62 @ ( sK14_SY481 @ SV89 @ SV27 @ SV62 ) ) )
        = $false )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[447]) ).

thf(479,plain,
    ! [SV62: $i,SV27: $i,SV89: $o] :
      ( ( ( ~ ( in @ ( sK14_SY481 @ SV89 @ SV27 @ SV62 ) @ SV27 )
          | SV89 )
        = $false )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[447]) ).

thf(480,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ( in @ SV62 @ ( sK15_SX0 @ SV27 @ SV62 ) ) )
        = $false )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[448]) ).

thf(481,plain,
    ! [SV62: $i,SV27: $i] :
      ( ( ( ~ ( in @ ( sK15_SX0 @ SV27 @ SV62 ) @ SV27 )
          | $true )
        = $false )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[448]) ).

thf(482,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( ~ ( in @ SV62 @ ( sK16_SX0 @ SV27 @ SV62 ) ) )
        = $false )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[449]) ).

thf(483,plain,
    ! [SV62: $i,SV27: $i] :
      ( ( ( ~ ( in @ ( sK16_SX0 @ SV27 @ SV62 ) @ SV27 )
          | $false )
        = $false )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[449]) ).

thf(484,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK17_SY366 @ SV90 @ SV30 ) @ SV30 )
              | ~ ~ ~ ! [SY484: $i] :
                        ~ ~ ( ~ ( in @ SY484 @ ( sK17_SY366 @ SV90 @ SV30 ) )
                            | ~ ( in @ SY484 @ SV30 ) ) ) )
        = $true )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[450]) ).

thf(485,plain,
    ! [SV92: $o,SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( SV81 != SV32 )
        = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | SV92 )
          | SV92 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[451]) ).

thf(486,plain,
    ! [SV32: $i,SV66: $i,SV81: $i,SV92: $o] :
      ( ( SV92 = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | SV92 )
          | SV92 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[451]) ).

thf(487,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( SV81 != SV32 )
        = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $true )
          | $true )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[452]) ).

thf(488,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( $true = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $true )
          | $true )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[452]) ).

thf(489,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( SV81 != SV32 )
        = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $false )
          | $false )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[453]) ).

thf(490,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( $false = $false )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $false )
          | $false )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[453]) ).

thf(491,plain,
    ! [SV33: $i] :
      ( ( ( ~ ( in @ ( sK12_SY374 @ SV33 ) @ SV33 ) )
        = $false )
      | ( ( SV33 = emptyset )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[454]) ).

thf(492,plain,
    ! [SV33: $i] :
      ( ( ( ~ $true ) = $false )
      | ( ( SV33 = emptyset )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[454]) ).

thf(493,plain,
    ! [SV37: $i,SV67: $i] :
      ( ( ( ! [SY446: $i] :
              ( ~ ( in @ SY446 @ SV67 )
              | ( in @ SY446 @ SV37 ) ) )
        = $false )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[455]) ).

thf(494,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( ~ ( in @ ( sK21_SY446 @ SV37 @ SV67 ) @ SV67 )
          | ( in @ ( sK21_SY446 @ SV37 @ SV67 ) @ SV37 ) )
        = $false )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV67 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[456]) ).

thf(495,plain,
    ! [SV39: $i,SV69: $i,SV94: $i] :
      ( ( ( ~ ( in @ SV94 @ SV69 ) )
        = $true )
      | ( ( in @ SV94 @ SV39 )
        = $true )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[457]) ).

thf(496,plain,
    ! [SV69: $i,SV39: $i] :
      ( ( ( ~ ( in @ ( sK18_SY448 @ SV39 @ SV69 ) @ SV69 ) )
        = $false )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[458]) ).

thf(497,plain,
    ! [SV69: $i,SV39: $i] :
      ( ( ( in @ ( sK18_SY448 @ SV39 @ SV69 ) @ SV39 )
        = $false )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[458]) ).

thf(498,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( SV41 @ SV91 )
        = $false )
      | ( ( ~ ! [SY482: $i] :
                ( ~ ( SV41 @ SY482 )
                | ( SV91 = SY482 ) ) )
        = $true )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[459]) ).

thf(499,plain,
    ! [SV43: $i] :
      ( ( ~ ~ ( ~ ! [SY459: $i] :
                    ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
                    | ! [SY392: $i] :
                        ( ~ ( in @ SY392 @ SY459 )
                        | ( in @ SY392 @ SV43 ) ) )
              | ~ ! [SY461: $i,SY462: $i] :
                    ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                          | ~ ( in @ SY462 @ SV43 ) )
                    | ~ ! [SY463: $i] :
                          ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                          | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                                  | ( in @ SY462 @ SY463 ) )
                              | ~ ( ~ ( in @ SY462 @ SY463 )
                                  | ( in @ SY461 @ SY463 ) ) ) )
                    | ( SY461 = SY462 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[460]) ).

thf(500,plain,
    ! [SV43: $i] :
      ( ( ~ ! [SY464: $i,SY465: $i] :
              ( ~ ~ ( ~ ( in @ SY464 @ ( sK3_SY390 @ SV43 ) )
                    | ~ ( in @ SY465 @ ( sK3_SY390 @ SV43 ) ) )
              | ! [SX4: $i] :
                  ( ~ ( in @ SX4 @ SY464 )
                  | ( in @ SX4 @ SY465 ) )
              | ! [SX4: $i] :
                  ( ~ ( in @ SX4 @ SY465 )
                  | ( in @ SX4 @ SY464 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[460]) ).

thf(501,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ~ ~ ( ~ ! [SY485: $i] :
                      ( ~ ( in @ SY485 @ SV95 )
                      | ( in @ SY485 @ SV43 ) )
                | ~ ~ ! [SY486: $i] :
                        ~ ( in @ SY486 @ SV95 ) ) )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[461]) ).

thf(502,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( ! [SY476: $i] :
              ( ~ ( SV8 @ SY476 )
              | ( SV85 = SY476 ) ) )
        = $false )
      | ( ( SV8 @ SV85 )
        = $false )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[462]) ).

thf(503,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK13_SY316 @ SV10 ) @ omega )
              | ~ ( in @ ( sK13_SY316 @ SV10 ) @ SV10 ) ) )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[463]) ).

thf(504,plain,
    ! [SV10: $i,SV97: $i] :
      ( ( ( ~ ( in @ SV97 @ omega )
          | ( in @ SV97 @ SV10 ) )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( setadjoin @ ( sK13_SY316 @ SV10 ) @ ( sK13_SY316 @ SV10 ) ) @ SV10 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[464]) ).

thf(505,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ~ ( ~ ( in @ SV51 @ ( sK19_SY416 @ SV11 @ SV51 ) )
              | ~ ( in @ ( sK19_SY416 @ SV11 @ SV51 ) @ SV11 ) ) )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[465]) ).

thf(506,plain,
    ! [SV11: $i,SV96: $i,SV51: $i] :
      ( ( ( ~ ( ~ ( in @ SV51 @ SV96 )
              | ~ ( in @ SV96 @ SV11 ) ) )
        = $false )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[466]) ).

thf(507,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
        = $true )
      | ( ( ~ ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
              | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) ) )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[467]) ).

thf(508,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
          | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) )
        = $false )
      | ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
        = $false )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[468]) ).

thf(509,plain,
    ! [SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ! [SY492: $i] :
              ~ ( ~ ( ~ ( in @ SY492 @ ( sK20_SY423 @ SV16 @ SV54 ) )
                    | ~ ! [SY425: $i] :
                          ~ ~ ( ~ ( in @ SY425 @ SV54 )
                              | ~ ( SV16 @ SY425 @ SY492 ) ) )
                | ~ ( ~ ~ ! [SY426: $i] :
                            ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                | ~ ( SV16 @ SY426 @ SY492 ) )
                    | ( in @ SY492 @ ( sK20_SY423 @ SV16 @ SV54 ) ) ) ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[472]) ).

thf(510,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
          | ~ ! [SY483: $i] :
                ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY483 )
                | ( SV93 = SY483 ) ) )
        = $true )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[473]) ).

thf(511,plain,
    ! [SV58: $i > $o,SV20: $i,SV76: $i] :
      ( ( ( in @ SV76
          @ ( dsetconstr @ SV20
            @ ^ [SY431: $i] : ( SV58 @ SY431 ) ) )
        = $false )
      | ( ( SV58 @ SV76 )
        = $true )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[474]) ).

thf(512,plain,
    ! [SV20: $i,SV76: $i,SV58: $i > $o] :
      ( ( ( SV58 @ SV76 )
        = $false )
      | ( ( in @ SV76
          @ ( dsetconstr @ SV20
            @ ^ [SY432: $i] : ( SV58 @ SY432 ) ) )
        = $true )
      | ( ( in @ SV76 @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[475]) ).

thf(513,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ! [SY479: $i] :
              ( ~ ( SV22 @ SY479 )
              | ( SV87 = SY479 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[476]) ).

thf(514,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ! [SY480: $i] :
              ( ~ ( SV23 @ SY480 )
              | ( SV88 = SY480 ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[477]) ).

thf(515,plain,
    ! [SV27: $i,SV89: $o,SV62: $i] :
      ( ( ( in @ SV62 @ ( sK14_SY481 @ SV89 @ SV27 @ SV62 ) )
        = $true )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[478]) ).

thf(516,plain,
    ! [SV62: $i,SV27: $i,SV89: $o] :
      ( ( ( ~ ( in @ ( sK14_SY481 @ SV89 @ SV27 @ SV62 ) @ SV27 ) )
        = $false )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[479]) ).

thf(517,plain,
    ! [SV27: $i,SV62: $i,SV89: $o] :
      ( ( SV89 = $false )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[479]) ).

thf(518,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( in @ SV62 @ ( sK15_SX0 @ SV27 @ SV62 ) )
        = $true )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[480]) ).

thf(519,plain,
    ! [SV62: $i,SV27: $i] :
      ( ( ( ~ ( in @ ( sK15_SX0 @ SV27 @ SV62 ) @ SV27 ) )
        = $false )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[481]) ).

thf(520,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( $true = $false )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[481]) ).

thf(521,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( ( in @ SV62 @ ( sK16_SX0 @ SV27 @ SV62 ) )
        = $true )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[482]) ).

thf(522,plain,
    ! [SV62: $i,SV27: $i] :
      ( ( ( ~ ( in @ ( sK16_SX0 @ SV27 @ SV62 ) @ SV27 ) )
        = $false )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[483]) ).

thf(523,plain,
    ! [SV27: $i,SV62: $i] :
      ( ( $false = $false )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[483]) ).

thf(524,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ~ ( in @ ( sK17_SY366 @ SV90 @ SV30 ) @ SV30 )
          | ~ ~ ~ ! [SY484: $i] :
                    ~ ~ ( ~ ( in @ SY484 @ ( sK17_SY366 @ SV90 @ SV30 ) )
                        | ~ ( in @ SY484 @ SV30 ) ) )
        = $false )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[484]) ).

thf(525,plain,
    ! [SV92: $o,SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( SV81 = SV32 )
        = $true )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | SV92 )
          | SV92 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[485]) ).

thf(526,plain,
    ! [SV32: $i,SV92: $o,SV66: $i,SV81: $i] :
      ( ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | SV92 ) )
        = $true )
      | ( SV92 = $true )
      | ( SV92 = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[486]) ).

thf(527,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( SV81 = SV32 )
        = $true )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $true )
          | $true )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[487]) ).

thf(528,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $true ) )
        = $true )
      | ( $true = $true )
      | ( $true = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[488]) ).

thf(529,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( ( SV81 = SV32 )
        = $true )
      | ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $false )
          | $false )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[489]) ).

thf(530,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $false ) )
        = $true )
      | ( $false = $true )
      | ( $false = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[490]) ).

thf(531,plain,
    ! [SV33: $i] :
      ( ( ( in @ ( sK12_SY374 @ SV33 ) @ SV33 )
        = $true )
      | ( ( SV33 = emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[491]) ).

thf(532,plain,
    ! [SV33: $i] :
      ( ( $true = $true )
      | ( ( SV33 = emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[492]) ).

thf(533,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( ~ ( in @ ( sK22_SY446 @ SV37 @ SV67 ) @ SV67 )
          | ( in @ ( sK22_SY446 @ SV37 @ SV67 ) @ SV37 ) )
        = $false )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[493]) ).

thf(534,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( ~ ( in @ ( sK21_SY446 @ SV37 @ SV67 ) @ SV67 ) )
        = $false )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV67 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[494]) ).

thf(535,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( in @ ( sK21_SY446 @ SV37 @ SV67 ) @ SV37 )
        = $false )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV67 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[494]) ).

thf(536,plain,
    ! [SV39: $i,SV69: $i,SV94: $i] :
      ( ( ( in @ SV94 @ SV69 )
        = $false )
      | ( ( in @ SV94 @ SV39 )
        = $true )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[495]) ).

thf(537,plain,
    ! [SV69: $i,SV39: $i] :
      ( ( ( in @ ( sK18_SY448 @ SV39 @ SV69 ) @ SV69 )
        = $true )
      | ( ( in @ SV69 @ ( powerset @ SV39 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[496]) ).

thf(538,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ! [SY482: $i] :
              ( ~ ( SV41 @ SY482 )
              | ( SV91 = SY482 ) ) )
        = $false )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[498]) ).

thf(539,plain,
    ! [SV43: $i] :
      ( ( ~ ( ~ ! [SY459: $i] :
                  ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
                  | ! [SY392: $i] :
                      ( ~ ( in @ SY392 @ SY459 )
                      | ( in @ SY392 @ SV43 ) ) )
            | ~ ! [SY461: $i,SY462: $i] :
                  ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                        | ~ ( in @ SY462 @ SV43 ) )
                  | ~ ! [SY463: $i] :
                        ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                        | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                                | ( in @ SY462 @ SY463 ) )
                            | ~ ( ~ ( in @ SY462 @ SY463 )
                                | ( in @ SY461 @ SY463 ) ) ) )
                  | ( SY461 = SY462 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[499]) ).

thf(540,plain,
    ! [SV43: $i] :
      ( ( ! [SY464: $i,SY465: $i] :
            ( ~ ~ ( ~ ( in @ SY464 @ ( sK3_SY390 @ SV43 ) )
                  | ~ ( in @ SY465 @ ( sK3_SY390 @ SV43 ) ) )
            | ! [SX4: $i] :
                ( ~ ( in @ SX4 @ SY464 )
                | ( in @ SX4 @ SY465 ) )
            | ! [SX4: $i] :
                ( ~ ( in @ SX4 @ SY465 )
                | ( in @ SX4 @ SY464 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[500]) ).

thf(541,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ~ ( ~ ! [SY485: $i] :
                    ( ~ ( in @ SY485 @ SV95 )
                    | ( in @ SY485 @ SV43 ) )
              | ~ ~ ! [SY486: $i] :
                      ~ ( in @ SY486 @ SV95 ) ) )
        = $false )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[501]) ).

thf(542,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( ~ ( SV8 @ ( sK23_SY476 @ SV85 @ SV8 ) )
          | ( SV85
            = ( sK23_SY476 @ SV85 @ SV8 ) ) )
        = $false )
      | ( ( SV8 @ SV85 )
        = $false )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[502]) ).

thf(543,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( in @ ( sK13_SY316 @ SV10 ) @ omega )
          | ~ ( in @ ( sK13_SY316 @ SV10 ) @ SV10 ) )
        = $false )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[503]) ).

thf(544,plain,
    ! [SV10: $i,SV97: $i] :
      ( ( ( ~ ( in @ SV97 @ omega ) )
        = $true )
      | ( ( in @ SV97 @ SV10 )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( setadjoin @ ( sK13_SY316 @ SV10 ) @ ( sK13_SY316 @ SV10 ) ) @ SV10 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[504]) ).

thf(545,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ~ ( in @ SV51 @ ( sK19_SY416 @ SV11 @ SV51 ) )
          | ~ ( in @ ( sK19_SY416 @ SV11 @ SV51 ) @ SV11 ) )
        = $false )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[505]) ).

thf(546,plain,
    ! [SV11: $i,SV96: $i,SV51: $i] :
      ( ( ( ~ ( in @ SV51 @ SV96 )
          | ~ ( in @ SV96 @ SV11 ) )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[506]) ).

thf(547,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
          | ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 ) )
        = $false )
      | ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[507]) ).

thf(548,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 ) )
        = $false )
      | ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
        = $false )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[508]) ).

thf(549,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
        = $false )
      | ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
        = $false )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[508]) ).

thf(550,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
                  | ~ ! [SY495: $i] :
                        ~ ~ ( ~ ( in @ SY495 @ SV54 )
                            | ~ ( SV16 @ SY495 @ SV98 ) ) )
              | ~ ( ~ ~ ! [SY496: $i] :
                          ~ ~ ( ~ ( in @ SY496 @ SV54 )
                              | ~ ( SV16 @ SY496 @ SV98 ) )
                  | ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) ) ) ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[509]) ).

thf(551,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 ) )
        = $true )
      | ( ( ~ ! [SY483: $i] :
                ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY483 )
                | ( SV93 = SY483 ) ) )
        = $true )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[510]) ).

thf(552,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
          | ( SV87
            = ( sK24_SY479 @ SV87 @ SV22 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[513]) ).

thf(553,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ~ ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
          | ( SV88
            = ( sK25_SY480 @ SV88 @ SV23 ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[514]) ).

thf(554,plain,
    ! [SV62: $i,SV27: $i,SV89: $o] :
      ( ( ( in @ ( sK14_SY481 @ SV89 @ SV27 @ SV62 ) @ SV27 )
        = $true )
      | ( SV89 = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[516]) ).

thf(555,plain,
    ! [SV62: $i,SV27: $i] :
      ( ( ( in @ ( sK15_SX0 @ SV27 @ SV62 ) @ SV27 )
        = $true )
      | ( $true = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[519]) ).

thf(556,plain,
    ! [SV62: $i,SV27: $i] :
      ( ( ( in @ ( sK16_SX0 @ SV27 @ SV62 ) @ SV27 )
        = $true )
      | ( $false = $true )
      | ( ( in @ SV62 @ ( setunion @ SV27 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[522]) ).

thf(557,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ~ ( in @ ( sK17_SY366 @ SV90 @ SV30 ) @ SV30 ) )
        = $false )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[524]) ).

thf(558,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ~ ~ ~ ! [SY484: $i] :
                    ~ ~ ( ~ ( in @ SY484 @ ( sK17_SY366 @ SV90 @ SV30 ) )
                        | ~ ( in @ SY484 @ SV30 ) ) )
        = $false )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[524]) ).

thf(559,plain,
    ! [SV32: $i,SV92: $o,SV66: $i,SV81: $i] :
      ( ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | SV92 ) )
        = $true )
      | ( SV92 = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[525]) ).

thf(560,plain,
    ! [SV32: $i,SV92: $o,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 )
          | SV92 )
        = $false )
      | ( SV92 = $true )
      | ( SV92 = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[526]) ).

thf(561,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $true ) )
        = $true )
      | ( $true = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[527]) ).

thf(562,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 )
          | $true )
        = $false )
      | ( $true = $true )
      | ( $true = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[528]) ).

thf(563,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( ~ ( in @ SV81 @ SV66 )
              | $false ) )
        = $true )
      | ( $false = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[529]) ).

thf(564,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 )
          | $false )
        = $false )
      | ( $false = $true )
      | ( $false = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[530]) ).

thf(565,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( ~ ( in @ ( sK22_SY446 @ SV37 @ SV67 ) @ SV67 ) )
        = $false )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[533]) ).

thf(566,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( in @ ( sK22_SY446 @ SV37 @ SV67 ) @ SV37 )
        = $false )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[533]) ).

thf(567,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( in @ ( sK21_SY446 @ SV37 @ SV67 ) @ SV67 )
        = $true )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV67 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[534]) ).

thf(568,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ~ ( SV41 @ ( sK26_SY482 @ SV91 @ SV41 ) )
          | ( SV91
            = ( sK26_SY482 @ SV91 @ SV41 ) ) )
        = $false )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[538]) ).

thf(569,plain,
    ! [SV43: $i] :
      ( ( ~ ! [SY459: $i] :
              ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
              | ! [SY392: $i] :
                  ( ~ ( in @ SY392 @ SY459 )
                  | ( in @ SY392 @ SV43 ) ) )
        | ~ ! [SY461: $i,SY462: $i] :
              ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                    | ~ ( in @ SY462 @ SV43 ) )
              | ~ ! [SY463: $i] :
                    ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                    | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                            | ( in @ SY462 @ SY463 ) )
                        | ~ ( ~ ( in @ SY462 @ SY463 )
                            | ( in @ SY461 @ SY463 ) ) ) )
              | ( SY461 = SY462 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[539]) ).

thf(570,plain,
    ! [SV43: $i,SV99: $i] :
      ( ( ! [SY497: $i] :
            ( ~ ~ ( ~ ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
                  | ~ ( in @ SY497 @ ( sK3_SY390 @ SV43 ) ) )
            | ! [SY498: $i] :
                ( ~ ( in @ SY498 @ SV99 )
                | ( in @ SY498 @ SY497 ) )
            | ! [SY499: $i] :
                ( ~ ( in @ SY499 @ SY497 )
                | ( in @ SY499 @ SV99 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[540]) ).

thf(571,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ~ ! [SY485: $i] :
                ( ~ ( in @ SY485 @ SV95 )
                | ( in @ SY485 @ SV43 ) )
          | ~ ~ ! [SY486: $i] :
                  ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[541]) ).

thf(572,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( ~ ( SV8 @ ( sK23_SY476 @ SV85 @ SV8 ) ) )
        = $false )
      | ( ( SV8 @ SV85 )
        = $false )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[542]) ).

thf(573,plain,
    ! [SV8: $i > $o,SV85: $i] :
      ( ( ( SV85
          = ( sK23_SY476 @ SV85 @ SV8 ) )
        = $false )
      | ( ( SV8 @ SV85 )
        = $false )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[542]) ).

thf(574,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( in @ ( sK13_SY316 @ SV10 ) @ omega ) )
        = $false )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[543]) ).

thf(575,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( in @ ( sK13_SY316 @ SV10 ) @ SV10 ) )
        = $false )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[543]) ).

thf(576,plain,
    ! [SV10: $i,SV97: $i] :
      ( ( ( in @ SV97 @ omega )
        = $false )
      | ( ( in @ SV97 @ SV10 )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( setadjoin @ ( sK13_SY316 @ SV10 ) @ ( sK13_SY316 @ SV10 ) ) @ SV10 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[544]) ).

thf(577,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( ~ ( in @ SV51 @ ( sK19_SY416 @ SV11 @ SV51 ) ) )
        = $false )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[545]) ).

thf(578,plain,
    ! [SV51: $i,SV11: $i] :
      ( ( ( ~ ( in @ ( sK19_SY416 @ SV11 @ SV51 ) @ SV11 ) )
        = $false )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[545]) ).

thf(579,plain,
    ! [SV11: $i,SV96: $i,SV51: $i] :
      ( ( ( ~ ( in @ SV51 @ SV96 ) )
        = $true )
      | ( ( ~ ( in @ SV96 @ SV11 ) )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[546]) ).

thf(580,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( ~ ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 ) )
        = $false )
      | ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[547]) ).

thf(581,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
        = $false )
      | ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[547]) ).

thf(582,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
        = $true )
      | ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
        = $false )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[548]) ).

thf(583,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ( ~ ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
              | ~ ! [SY495: $i] :
                    ~ ~ ( ~ ( in @ SY495 @ SV54 )
                        | ~ ( SV16 @ SY495 @ SV98 ) ) )
          | ~ ( ~ ~ ! [SY496: $i] :
                      ~ ~ ( ~ ( in @ SY496 @ SV54 )
                          | ~ ( SV16 @ SY496 @ SV98 ) )
              | ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) ) ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[550]) ).

thf(584,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( ~ ! [SY483: $i] :
                ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY483 )
                | ( SV93 = SY483 ) ) )
        = $true )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[551]) ).

thf(585,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[552]) ).

thf(586,plain,
    ! [SV22: $i > $o,SV87: $i] :
      ( ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[552]) ).

thf(587,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ~ ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[553]) ).

thf(588,plain,
    ! [SV23: $i > $o,SV88: $i] :
      ( ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[553]) ).

thf(589,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( in @ ( sK17_SY366 @ SV90 @ SV30 ) @ SV30 )
        = $true )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[557]) ).

thf(590,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ~ ~ ! [SY484: $i] :
                  ~ ~ ( ~ ( in @ SY484 @ ( sK17_SY366 @ SV90 @ SV30 ) )
                      | ~ ( in @ SY484 @ SV30 ) ) )
        = $true )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[558]) ).

thf(591,plain,
    ! [SV32: $i,SV92: $o,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 )
          | SV92 )
        = $false )
      | ( SV92 = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[559]) ).

thf(592,plain,
    ! [SV32: $i,SV92: $o,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 ) )
        = $false )
      | ( SV92 = $true )
      | ( SV92 = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[560]) ).

thf(593,plain,
    ! [SV66: $i,SV32: $i,SV81: $i,SV92: $o] :
      ( ( SV92 = $false )
      | ( SV92 = $true )
      | ( SV92 = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[560]) ).

thf(594,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 )
          | $true )
        = $false )
      | ( $true = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[561]) ).

thf(595,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 ) )
        = $false )
      | ( $true = $true )
      | ( $true = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[562]) ).

thf(596,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( $true = $false )
      | ( $true = $true )
      | ( $true = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[562]) ).

thf(597,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 )
          | $false )
        = $false )
      | ( $false = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[563]) ).

thf(598,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 ) )
        = $false )
      | ( $false = $true )
      | ( $false = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[564]) ).

thf(599,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( $false = $false )
      | ( $false = $true )
      | ( $false = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[564]) ).

thf(600,plain,
    ! [SV67: $i,SV37: $i] :
      ( ( ( in @ ( sK22_SY446 @ SV37 @ SV67 ) @ SV67 )
        = $true )
      | ( ( SV37 = SV67 )
        = $true )
      | ( ( in @ ( sK10_SY445 @ SV67 @ SV37 ) @ SV37 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[565]) ).

thf(601,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ~ ( SV41 @ ( sK26_SY482 @ SV91 @ SV41 ) ) )
        = $false )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[568]) ).

thf(602,plain,
    ! [SV41: $i > $o,SV91: $i] :
      ( ( ( SV91
          = ( sK26_SY482 @ SV91 @ SV41 ) )
        = $false )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[568]) ).

thf(603,plain,
    ! [SV43: $i] :
      ( ( ~ ! [SY459: $i] :
              ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
              | ! [SY392: $i] :
                  ( ~ ( in @ SY392 @ SY459 )
                  | ( in @ SY392 @ SV43 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[569]) ).

thf(604,plain,
    ! [SV43: $i] :
      ( ( ~ ! [SY461: $i,SY462: $i] :
              ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                    | ~ ( in @ SY462 @ SV43 ) )
              | ~ ! [SY463: $i] :
                    ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                    | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                            | ( in @ SY462 @ SY463 ) )
                        | ~ ( ~ ( in @ SY462 @ SY463 )
                            | ( in @ SY461 @ SY463 ) ) ) )
              | ( SY461 = SY462 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[569]) ).

thf(605,plain,
    ! [SV100: $i,SV43: $i,SV99: $i] :
      ( ( ~ ~ ( ~ ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
              | ~ ( in @ SV100 @ ( sK3_SY390 @ SV43 ) ) )
        | ! [SY500: $i] :
            ( ~ ( in @ SY500 @ SV99 )
            | ( in @ SY500 @ SV100 ) )
        | ! [SY501: $i] :
            ( ~ ( in @ SY501 @ SV100 )
            | ( in @ SY501 @ SV99 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[570]) ).

thf(606,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ~ ! [SY485: $i] :
                ( ~ ( in @ SY485 @ SV95 )
                | ( in @ SY485 @ SV43 ) ) )
        = $true )
      | ( ( ~ ~ ! [SY486: $i] :
                  ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[571]) ).

thf(607,plain,
    ! [SV85: $i,SV8: $i > $o] :
      ( ( ( SV8 @ ( sK23_SY476 @ SV85 @ SV8 ) )
        = $true )
      | ( ( SV8 @ SV85 )
        = $false )
      | ( ( SV8
          @ ( descr
            @ ^ [SY313: $i] : ( SV8 @ SY313 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[572]) ).

thf(608,plain,
    ! [SV10: $i] :
      ( ( ( in @ ( sK13_SY316 @ SV10 ) @ omega )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[574]) ).

thf(609,plain,
    ! [SV10: $i] :
      ( ( ( in @ ( sK13_SY316 @ SV10 ) @ SV10 )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( ! [SY317: $i] :
              ( ~ ( in @ SY317 @ omega )
              | ( in @ SY317 @ SV10 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[575]) ).

thf(610,plain,
    ! [SV11: $i,SV51: $i] :
      ( ( ( in @ SV51 @ ( sK19_SY416 @ SV11 @ SV51 ) )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[577]) ).

thf(611,plain,
    ! [SV51: $i,SV11: $i] :
      ( ( ( in @ ( sK19_SY416 @ SV11 @ SV51 ) @ SV11 )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[578]) ).

thf(612,plain,
    ! [SV11: $i,SV96: $i,SV51: $i] :
      ( ( ( in @ SV51 @ SV96 )
        = $false )
      | ( ( ~ ( in @ SV96 @ SV11 ) )
        = $true )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[579]) ).

thf(613,plain,
    ! [SV13: $i,SV52: $i] :
      ( ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV52 )
        = $true )
      | ( ( in @ ( sK7_SY418 @ SV52 @ SV13 ) @ SV13 )
        = $true )
      | ( ( SV13 = SV52 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[580]) ).

thf(614,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ( ~ ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
              | ~ ! [SY495: $i] :
                    ~ ~ ( ~ ( in @ SY495 @ SV54 )
                        | ~ ( SV16 @ SY495 @ SV98 ) ) ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[583]) ).

thf(615,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ( ~ ~ ! [SY496: $i] :
                      ~ ~ ( ~ ( in @ SY496 @ SV54 )
                          | ~ ( SV16 @ SY496 @ SV98 ) )
              | ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) ) ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[583]) ).

thf(616,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ! [SY483: $i] :
              ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SY483 )
              | ( SV93 = SY483 ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[584]) ).

thf(617,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( ~ ! [SY347: $i] :
                ~ ~ ( ~ ( SV22 @ SY347 )
                    | ~ ! [SY348: $i] :
                          ( ~ ( SV22 @ SY348 )
                          | ( SY347 = SY348 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[585]) ).

thf(618,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ! [SY347: $i] :
              ~ ~ ( ~ ( SV22 @ SY347 )
                  | ~ ! [SY348: $i] :
                        ( ~ ( SV22 @ SY348 )
                        | ( SY347 = SY348 ) ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[586]) ).

thf(619,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( ~ ! [SY351: $i] :
                ~ ! [SY352: $i] :
                    ~ ( ~ ( ~ ( SV23 @ SY352 )
                          | ( SY352 = SY351 ) )
                      | ~ ( ( SY352 != SY351 )
                          | ( SV23 @ SY352 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[587]) ).

thf(620,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ! [SY351: $i] :
              ~ ! [SY352: $i] :
                  ~ ( ~ ( ~ ( SV23 @ SY352 )
                        | ( SY352 = SY351 ) )
                    | ~ ( ( SY352 != SY351 )
                        | ( SV23 @ SY352 ) ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[588]) ).

thf(621,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ~ ! [SY484: $i] :
                ~ ~ ( ~ ( in @ SY484 @ ( sK17_SY366 @ SV90 @ SV30 ) )
                    | ~ ( in @ SY484 @ SV30 ) ) )
        = $false )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[590]) ).

thf(622,plain,
    ! [SV32: $i,SV92: $o,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 ) )
        = $false )
      | ( SV92 = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[591]) ).

thf(623,plain,
    ! [SV66: $i,SV32: $i,SV81: $i,SV92: $o] :
      ( ( SV92 = $false )
      | ( SV92 = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[591]) ).

thf(624,plain,
    ! [SV32: $i,SV92: $o,SV66: $i,SV81: $i] :
      ( ( ( in @ SV81 @ SV66 )
        = $true )
      | ( SV92 = $true )
      | ( SV92 = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[592]) ).

thf(625,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 ) )
        = $false )
      | ( $true = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[594]) ).

thf(626,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( $true = $false )
      | ( $true = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[594]) ).

thf(627,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( in @ SV81 @ SV66 )
        = $true )
      | ( $true = $true )
      | ( $true = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[595]) ).

thf(628,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV66 ) )
        = $false )
      | ( $false = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[597]) ).

thf(629,plain,
    ! [SV66: $i,SV32: $i,SV81: $i] :
      ( ( $false = $false )
      | ( $false = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[597]) ).

thf(630,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( in @ SV81 @ SV66 )
        = $true )
      | ( $false = $true )
      | ( $false = $false )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[598]) ).

thf(631,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( SV41 @ ( sK26_SY482 @ SV91 @ SV41 ) )
        = $true )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( ~ ! [SY388: $i] :
                ~ ( SV41 @ SY388 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[601]) ).

thf(632,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ! [SY388: $i] :
              ~ ( SV41 @ SY388 ) )
        = $false )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( SV91
          = ( sK26_SY482 @ SV91 @ SV41 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[602]) ).

thf(633,plain,
    ! [SV43: $i] :
      ( ( ! [SY459: $i] :
            ( ~ ( in @ SY459 @ ( sK3_SY390 @ SV43 ) )
            | ! [SY392: $i] :
                ( ~ ( in @ SY392 @ SY459 )
                | ( in @ SY392 @ SV43 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[603]) ).

thf(634,plain,
    ! [SV43: $i] :
      ( ( ! [SY461: $i,SY462: $i] :
            ( ~ ~ ( ~ ( in @ SY461 @ SV43 )
                  | ~ ( in @ SY462 @ SV43 ) )
            | ~ ! [SY463: $i] :
                  ( ~ ( in @ SY463 @ ( sK3_SY390 @ SV43 ) )
                  | ~ ( ~ ( ~ ( in @ SY461 @ SY463 )
                          | ( in @ SY462 @ SY463 ) )
                      | ~ ( ~ ( in @ SY462 @ SY463 )
                          | ( in @ SY461 @ SY463 ) ) ) )
            | ( SY461 = SY462 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[604]) ).

thf(635,plain,
    ! [SV100: $i,SV43: $i,SV99: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
                | ~ ( in @ SV100 @ ( sK3_SY390 @ SV43 ) ) ) )
        = $true )
      | ( ( ! [SY500: $i] :
              ( ~ ( in @ SY500 @ SV99 )
              | ( in @ SY500 @ SV100 ) )
          | ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[605]) ).

thf(636,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ! [SY485: $i] :
              ( ~ ( in @ SY485 @ SV95 )
              | ( in @ SY485 @ SV43 ) ) )
        = $false )
      | ( ( ~ ~ ! [SY486: $i] :
                  ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[606]) ).

thf(637,plain,
    ! [SV10: $i,SV101: $i] :
      ( ( ( ~ ( in @ SV101 @ omega )
          | ( in @ SV101 @ SV10 ) )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( sK13_SY316 @ SV10 ) @ omega )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[608]) ).

thf(638,plain,
    ! [SV10: $i,SV102: $i] :
      ( ( ( ~ ( in @ SV102 @ omega )
          | ( in @ SV102 @ SV10 ) )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( sK13_SY316 @ SV10 ) @ SV10 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[609]) ).

thf(639,plain,
    ! [SV51: $i,SV11: $i,SV96: $i] :
      ( ( ( in @ SV96 @ SV11 )
        = $false )
      | ( ( in @ SV51 @ SV96 )
        = $false )
      | ( ( in @ SV51 @ ( setunion @ SV11 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[612]) ).

thf(640,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
          | ~ ! [SY495: $i] :
                ~ ~ ( ~ ( in @ SY495 @ SV54 )
                    | ~ ( SV16 @ SY495 @ SV98 ) ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[614]) ).

thf(641,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ~ ! [SY496: $i] :
                  ~ ~ ( ~ ( in @ SY496 @ SV54 )
                      | ~ ( SV16 @ SY496 @ SV98 ) )
          | ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[615]) ).

thf(642,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
          | ( SV93
            = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[616]) ).

thf(643,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ! [SY347: $i] :
              ~ ~ ( ~ ( SV22 @ SY347 )
                  | ~ ! [SY348: $i] :
                        ( ~ ( SV22 @ SY348 )
                        | ( SY347 = SY348 ) ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[617]) ).

thf(644,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ~ ( ~ ( SV22 @ ( sK28_SY347 @ SV87 @ SV22 ) )
                | ~ ! [SY502: $i] :
                      ( ~ ( SV22 @ SY502 )
                      | ( ( sK28_SY347 @ SV87 @ SV22 )
                        = SY502 ) ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[618]) ).

thf(645,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ! [SY351: $i] :
              ~ ! [SY352: $i] :
                  ~ ( ~ ( ~ ( SV23 @ SY352 )
                        | ( SY352 = SY351 ) )
                    | ~ ( ( SY352 != SY351 )
                        | ( SV23 @ SY352 ) ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[619]) ).

thf(646,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ~ ! [SY503: $i] :
                ~ ( ~ ( ~ ( SV23 @ SY503 )
                      | ( SY503
                        = ( sK29_SY351 @ SV88 @ SV23 ) ) )
                  | ~ ( ( SY503
                       != ( sK29_SY351 @ SV88 @ SV23 ) )
                      | ( SV23 @ SY503 ) ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[620]) ).

thf(647,plain,
    ! [SV30: $i,SV90: $i] :
      ( ( ( ! [SY484: $i] :
              ~ ~ ( ~ ( in @ SY484 @ ( sK17_SY366 @ SV90 @ SV30 ) )
                  | ~ ( in @ SY484 @ SV30 ) ) )
        = $true )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[621]) ).

thf(648,plain,
    ! [SV32: $i,SV92: $o,SV66: $i,SV81: $i] :
      ( ( ( in @ SV81 @ SV66 )
        = $true )
      | ( SV92 = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[622]) ).

thf(649,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( in @ SV81 @ SV66 )
        = $true )
      | ( $true = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[625]) ).

thf(650,plain,
    ! [SV32: $i,SV66: $i,SV81: $i] :
      ( ( ( in @ SV81 @ SV66 )
        = $true )
      | ( $false = $true )
      | ( ( SV81 = SV32 )
        = $true )
      | ( ( in @ SV81 @ ( setadjoin @ SV32 @ SV66 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[628]) ).

thf(651,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ! [SY388: $i] :
              ~ ( SV41 @ SY388 ) )
        = $false )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( SV41 @ ( sK26_SY482 @ SV91 @ SV41 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[631]) ).

thf(652,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ~ ( SV41 @ ( sK30_SY388 @ SV91 @ SV41 ) ) )
        = $false )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( SV91
          = ( sK26_SY482 @ SV91 @ SV41 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[632]) ).

thf(653,plain,
    ! [SV43: $i,SV103: $i] :
      ( ( ~ ( in @ SV103 @ ( sK3_SY390 @ SV43 ) )
        | ! [SY504: $i] :
            ( ~ ( in @ SY504 @ SV103 )
            | ( in @ SY504 @ SV43 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[633]) ).

thf(654,plain,
    ! [SV43: $i,SV104: $i] :
      ( ( ! [SY505: $i] :
            ( ~ ~ ( ~ ( in @ SV104 @ SV43 )
                  | ~ ( in @ SY505 @ SV43 ) )
            | ~ ! [SY506: $i] :
                  ( ~ ( in @ SY506 @ ( sK3_SY390 @ SV43 ) )
                  | ~ ( ~ ( ~ ( in @ SV104 @ SY506 )
                          | ( in @ SY505 @ SY506 ) )
                      | ~ ( ~ ( in @ SY505 @ SY506 )
                          | ( in @ SV104 @ SY506 ) ) ) )
            | ( SV104 = SY505 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[634]) ).

thf(655,plain,
    ! [SV100: $i,SV43: $i,SV99: $i] :
      ( ( ( ~ ( ~ ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
              | ~ ( in @ SV100 @ ( sK3_SY390 @ SV43 ) ) ) )
        = $false )
      | ( ( ! [SY500: $i] :
              ( ~ ( in @ SY500 @ SV99 )
              | ( in @ SY500 @ SV100 ) )
          | ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[635]) ).

thf(656,plain,
    ! [SV95: $i,SV43: $i] :
      ( ( ( ~ ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
          | ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 ) )
        = $false )
      | ( ( ~ ~ ! [SY486: $i] :
                  ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[636]) ).

thf(657,plain,
    ! [SV10: $i,SV101: $i] :
      ( ( ( ~ ( in @ SV101 @ omega ) )
        = $true )
      | ( ( in @ SV101 @ SV10 )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( sK13_SY316 @ SV10 ) @ omega )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[637]) ).

thf(658,plain,
    ! [SV10: $i,SV102: $i] :
      ( ( ( ~ ( in @ SV102 @ omega ) )
        = $true )
      | ( ( in @ SV102 @ SV10 )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( sK13_SY316 @ SV10 ) @ SV10 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[638]) ).

thf(659,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) ) )
        = $true )
      | ( ( ~ ! [SY495: $i] :
                ~ ~ ( ~ ( in @ SY495 @ SV54 )
                    | ~ ( SV16 @ SY495 @ SV98 ) ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[640]) ).

thf(660,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ~ ! [SY496: $i] :
                  ~ ~ ( ~ ( in @ SY496 @ SV54 )
                      | ~ ( SV16 @ SY496 @ SV98 ) ) )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[641]) ).

thf(661,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[642]) ).

thf(662,plain,
    ! [SV16: $i > $i > $o,SV54: $i,SV93: $i] :
      ( ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[642]) ).

thf(663,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ~ ( ~ ( SV22 @ ( sK32_SY347 @ SV87 @ SV22 ) )
                | ~ ! [SY507: $i] :
                      ( ~ ( SV22 @ SY507 )
                      | ( ( sK32_SY347 @ SV87 @ SV22 )
                        = SY507 ) ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[643]) ).

thf(664,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( ~ ( SV22 @ ( sK28_SY347 @ SV87 @ SV22 ) )
              | ~ ! [SY502: $i] :
                    ( ~ ( SV22 @ SY502 )
                    | ( ( sK28_SY347 @ SV87 @ SV22 )
                      = SY502 ) ) ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[644]) ).

thf(665,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ~ ! [SY508: $i] :
                ~ ( ~ ( ~ ( SV23 @ SY508 )
                      | ( SY508
                        = ( sK33_SY351 @ SV88 @ SV23 ) ) )
                  | ~ ( ( SY508
                       != ( sK33_SY351 @ SV88 @ SV23 ) )
                      | ( SV23 @ SY508 ) ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[645]) ).

thf(666,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ! [SY503: $i] :
              ~ ( ~ ( ~ ( SV23 @ SY503 )
                    | ( SY503
                      = ( sK29_SY351 @ SV88 @ SV23 ) ) )
                | ~ ( ( SY503
                     != ( sK29_SY351 @ SV88 @ SV23 ) )
                    | ( SV23 @ SY503 ) ) ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[646]) ).

thf(667,plain,
    ! [SV30: $i,SV90: $i,SV105: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV105 @ ( sK17_SY366 @ SV90 @ SV30 ) )
                | ~ ( in @ SV105 @ SV30 ) ) )
        = $true )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[647]) ).

thf(668,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( ~ ( SV41 @ ( sK34_SY388 @ SV91 @ SV41 ) ) )
        = $false )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( SV41 @ ( sK26_SY482 @ SV91 @ SV41 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[651]) ).

thf(669,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( SV41 @ ( sK30_SY388 @ SV91 @ SV41 ) )
        = $true )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( SV91
          = ( sK26_SY482 @ SV91 @ SV41 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[652]) ).

thf(670,plain,
    ! [SV43: $i,SV103: $i] :
      ( ( ( ~ ( in @ SV103 @ ( sK3_SY390 @ SV43 ) ) )
        = $true )
      | ( ( ! [SY504: $i] :
              ( ~ ( in @ SY504 @ SV103 )
              | ( in @ SY504 @ SV43 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[653]) ).

thf(671,plain,
    ! [SV106: $i,SV43: $i,SV104: $i] :
      ( ( ~ ~ ( ~ ( in @ SV104 @ SV43 )
              | ~ ( in @ SV106 @ SV43 ) )
        | ~ ! [SY509: $i] :
              ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
              | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                      | ( in @ SV106 @ SY509 ) )
                  | ~ ( ~ ( in @ SV106 @ SY509 )
                      | ( in @ SV104 @ SY509 ) ) ) )
        | ( SV104 = SV106 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[654]) ).

thf(672,plain,
    ! [SV100: $i,SV43: $i,SV99: $i] :
      ( ( ( ~ ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
          | ~ ( in @ SV100 @ ( sK3_SY390 @ SV43 ) ) )
        = $true )
      | ( ( ! [SY500: $i] :
              ( ~ ( in @ SY500 @ SV99 )
              | ( in @ SY500 @ SV100 ) )
          | ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[655]) ).

thf(673,plain,
    ! [SV95: $i,SV43: $i] :
      ( ( ( ~ ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 ) )
        = $false )
      | ( ( ~ ~ ! [SY486: $i] :
                  ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[656]) ).

thf(674,plain,
    ! [SV95: $i,SV43: $i] :
      ( ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( ~ ~ ! [SY486: $i] :
                  ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[656]) ).

thf(675,plain,
    ! [SV10: $i,SV101: $i] :
      ( ( ( in @ SV101 @ omega )
        = $false )
      | ( ( in @ SV101 @ SV10 )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( sK13_SY316 @ SV10 ) @ omega )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[657]) ).

thf(676,plain,
    ! [SV10: $i,SV102: $i] :
      ( ( ( in @ SV102 @ omega )
        = $false )
      | ( ( in @ SV102 @ SV10 )
        = $true )
      | ( ( in @ emptyset @ SV10 )
        = $false )
      | ( ( in @ ( sK13_SY316 @ SV10 ) @ SV10 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[658]) ).

thf(677,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( ~ ! [SY495: $i] :
                ~ ~ ( ~ ( in @ SY495 @ SV54 )
                    | ~ ( SV16 @ SY495 @ SV98 ) ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[659]) ).

thf(678,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ! [SY496: $i] :
                ~ ~ ( ~ ( in @ SY496 @ SV54 )
                    | ~ ( SV16 @ SY496 @ SV98 ) ) )
        = $false )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[660]) ).

thf(679,plain,
    ! [SV93: $i,SV54: $i,SV16: $i > $i > $o] :
      ( ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( ~ ! [SY423: $i] :
                ~ ! [SY424: $i] :
                    ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                          | ~ ! [SY425: $i] :
                                ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                    | ~ ( SV16 @ SY425 @ SY424 ) ) )
                      | ~ ( ~ ~ ! [SY426: $i] :
                                  ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                      | ~ ( SV16 @ SY426 @ SY424 ) )
                          | ( in @ SY424 @ SY423 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[661]) ).

thf(680,plain,
    ! [SV93: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY423: $i] :
              ~ ! [SY424: $i] :
                  ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                        | ~ ! [SY425: $i] :
                              ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                  | ~ ( SV16 @ SY425 @ SY424 ) ) )
                    | ~ ( ~ ~ ! [SY426: $i] :
                                ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                    | ~ ( SV16 @ SY426 @ SY424 ) )
                        | ( in @ SY424 @ SY423 ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[662]) ).

thf(681,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( ~ ( SV22 @ ( sK32_SY347 @ SV87 @ SV22 ) )
              | ~ ! [SY507: $i] :
                    ( ~ ( SV22 @ SY507 )
                    | ( ( sK32_SY347 @ SV87 @ SV22 )
                      = SY507 ) ) ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[663]) ).

thf(682,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ ( sK28_SY347 @ SV87 @ SV22 ) )
          | ~ ! [SY502: $i] :
                ( ~ ( SV22 @ SY502 )
                | ( ( sK28_SY347 @ SV87 @ SV22 )
                  = SY502 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[664]) ).

thf(683,plain,
    ! [SV88: $i,SV23: $i > $o] :
      ( ( ( ! [SY508: $i] :
              ~ ( ~ ( ~ ( SV23 @ SY508 )
                    | ( SY508
                      = ( sK33_SY351 @ SV88 @ SV23 ) ) )
                | ~ ( ( SY508
                     != ( sK33_SY351 @ SV88 @ SV23 ) )
                    | ( SV23 @ SY508 ) ) ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[665]) ).

thf(684,plain,
    ! [SV88: $i,SV107: $i,SV23: $i > $o] :
      ( ( ( ~ ( ~ ( ~ ( SV23 @ SV107 )
                  | ( SV107
                    = ( sK29_SY351 @ SV88 @ SV23 ) ) )
              | ~ ( ( SV107
                   != ( sK29_SY351 @ SV88 @ SV23 ) )
                  | ( SV23 @ SV107 ) ) ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[666]) ).

thf(685,plain,
    ! [SV30: $i,SV90: $i,SV105: $i] :
      ( ( ( ~ ( ~ ( in @ SV105 @ ( sK17_SY366 @ SV90 @ SV30 ) )
              | ~ ( in @ SV105 @ SV30 ) ) )
        = $false )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[667]) ).

thf(686,plain,
    ! [SV91: $i,SV41: $i > $o] :
      ( ( ( SV41 @ ( sK34_SY388 @ SV91 @ SV41 ) )
        = $true )
      | ( ( SV41 @ SV91 )
        = $false )
      | ( ( SV41 @ ( sK26_SY482 @ SV91 @ SV41 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[668]) ).

thf(687,plain,
    ! [SV43: $i,SV103: $i] :
      ( ( ( in @ SV103 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( ! [SY504: $i] :
              ( ~ ( in @ SY504 @ SV103 )
              | ( in @ SY504 @ SV43 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[670]) ).

thf(688,plain,
    ! [SV106: $i,SV43: $i,SV104: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV104 @ SV43 )
                | ~ ( in @ SV106 @ SV43 ) ) )
        = $true )
      | ( ( ~ ! [SY509: $i] :
                ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
                | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                        | ( in @ SV106 @ SY509 ) )
                    | ~ ( ~ ( in @ SV106 @ SY509 )
                        | ( in @ SV104 @ SY509 ) ) ) )
          | ( SV104 = SV106 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[671]) ).

thf(689,plain,
    ! [SV100: $i,SV43: $i,SV99: $i] :
      ( ( ( ~ ( in @ SV99 @ ( sK3_SY390 @ SV43 ) ) )
        = $true )
      | ( ( ~ ( in @ SV100 @ ( sK3_SY390 @ SV43 ) ) )
        = $true )
      | ( ( ! [SY500: $i] :
              ( ~ ( in @ SY500 @ SV99 )
              | ( in @ SY500 @ SV100 ) )
          | ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[672]) ).

thf(690,plain,
    ! [SV95: $i,SV43: $i] :
      ( ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( ~ ~ ! [SY486: $i] :
                  ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[673]) ).

thf(691,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ~ ! [SY486: $i] :
                ~ ( in @ SY486 @ SV95 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[674]) ).

thf(692,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY495: $i] :
              ~ ~ ( ~ ( in @ SY495 @ SV54 )
                  | ~ ( SV16 @ SY495 @ SV98 ) ) )
        = $false )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[677]) ).

thf(693,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY496: $i] :
              ~ ~ ( ~ ( in @ SY496 @ SV54 )
                  | ~ ( SV16 @ SY496 @ SV98 ) ) )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[678]) ).

thf(694,plain,
    ! [SV93: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY423: $i] :
              ~ ! [SY424: $i] :
                  ~ ( ~ ( ~ ( in @ SY424 @ SY423 )
                        | ~ ! [SY425: $i] :
                              ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                  | ~ ( SV16 @ SY425 @ SY424 ) ) )
                    | ~ ( ~ ~ ! [SY426: $i] :
                                ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                    | ~ ( SV16 @ SY426 @ SY424 ) )
                        | ( in @ SY424 @ SY423 ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[679]) ).

thf(695,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i] :
      ( ( ( ~ ! [SY510: $i] :
                ~ ( ~ ( ~ ( in @ SY510 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
                      | ~ ! [SY425: $i] :
                            ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                | ~ ( SV16 @ SY425 @ SY510 ) ) )
                  | ~ ( ~ ~ ! [SY426: $i] :
                              ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                  | ~ ( SV16 @ SY426 @ SY510 ) )
                      | ( in @ SY510 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[680]) ).

thf(696,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ ( sK32_SY347 @ SV87 @ SV22 ) )
          | ~ ! [SY507: $i] :
                ( ~ ( SV22 @ SY507 )
                | ( ( sK32_SY347 @ SV87 @ SV22 )
                  = SY507 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[681]) ).

thf(697,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ ( sK28_SY347 @ SV87 @ SV22 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[682]) ).

thf(698,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ! [SY502: $i] :
                ( ~ ( SV22 @ SY502 )
                | ( ( sK28_SY347 @ SV87 @ SV22 )
                  = SY502 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[682]) ).

thf(699,plain,
    ! [SV88: $i,SV108: $i,SV23: $i > $o] :
      ( ( ( ~ ( ~ ( ~ ( SV23 @ SV108 )
                  | ( SV108
                    = ( sK33_SY351 @ SV88 @ SV23 ) ) )
              | ~ ( ( SV108
                   != ( sK33_SY351 @ SV88 @ SV23 ) )
                  | ( SV23 @ SV108 ) ) ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[683]) ).

thf(700,plain,
    ! [SV88: $i,SV107: $i,SV23: $i > $o] :
      ( ( ( ~ ( ~ ( SV23 @ SV107 )
              | ( SV107
                = ( sK29_SY351 @ SV88 @ SV23 ) ) )
          | ~ ( ( SV107
               != ( sK29_SY351 @ SV88 @ SV23 ) )
              | ( SV23 @ SV107 ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[684]) ).

thf(701,plain,
    ! [SV30: $i,SV90: $i,SV105: $i] :
      ( ( ( ~ ( in @ SV105 @ ( sK17_SY366 @ SV90 @ SV30 ) )
          | ~ ( in @ SV105 @ SV30 ) )
        = $true )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[685]) ).

thf(702,plain,
    ! [SV43: $i,SV103: $i,SV109: $i] :
      ( ( ( ~ ( in @ SV109 @ SV103 )
          | ( in @ SV109 @ SV43 ) )
        = $true )
      | ( ( in @ SV103 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[687]) ).

thf(703,plain,
    ! [SV106: $i,SV43: $i,SV104: $i] :
      ( ( ( ~ ( ~ ( in @ SV104 @ SV43 )
              | ~ ( in @ SV106 @ SV43 ) ) )
        = $false )
      | ( ( ~ ! [SY509: $i] :
                ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
                | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                        | ( in @ SV106 @ SY509 ) )
                    | ~ ( ~ ( in @ SV106 @ SY509 )
                        | ( in @ SV104 @ SY509 ) ) ) )
          | ( SV104 = SV106 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[688]) ).

thf(704,plain,
    ! [SV100: $i,SV43: $i,SV99: $i] :
      ( ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( ~ ( in @ SV100 @ ( sK3_SY390 @ SV43 ) ) )
        = $true )
      | ( ( ! [SY500: $i] :
              ( ~ ( in @ SY500 @ SV99 )
              | ( in @ SY500 @ SV100 ) )
          | ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[689]) ).

thf(705,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ~ ! [SY486: $i] :
                ~ ( in @ SY486 @ SV95 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[690]) ).

thf(706,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ! [SY486: $i] :
              ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[691]) ).

thf(707,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV54 )
                | ~ ( SV16 @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV98 ) ) )
        = $false )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[692]) ).

thf(708,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i,SV110: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV110 @ SV54 )
                | ~ ( SV16 @ SV110 @ SV98 ) ) )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[693]) ).

thf(709,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i] :
      ( ( ( ~ ! [SY513: $i] :
                ~ ( ~ ( ~ ( in @ SY513 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
                      | ~ ! [SY425: $i] :
                            ~ ~ ( ~ ( in @ SY425 @ SV54 )
                                | ~ ( SV16 @ SY425 @ SY513 ) ) )
                  | ~ ( ~ ~ ! [SY426: $i] :
                              ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                  | ~ ( SV16 @ SY426 @ SY513 ) )
                      | ( in @ SY513 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[694]) ).

thf(710,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i] :
      ( ( ( ! [SY510: $i] :
              ~ ( ~ ( ~ ( in @ SY510 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
                    | ~ ! [SY425: $i] :
                          ~ ~ ( ~ ( in @ SY425 @ SV54 )
                              | ~ ( SV16 @ SY425 @ SY510 ) ) )
                | ~ ( ~ ~ ! [SY426: $i] :
                            ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                | ~ ( SV16 @ SY426 @ SY510 ) )
                    | ( in @ SY510 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) ) ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[695]) ).

thf(711,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ ( sK32_SY347 @ SV87 @ SV22 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[696]) ).

thf(712,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ~ ! [SY507: $i] :
                ( ~ ( SV22 @ SY507 )
                | ( ( sK32_SY347 @ SV87 @ SV22 )
                  = SY507 ) ) )
        = $false )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[696]) ).

thf(713,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( SV22 @ ( sK28_SY347 @ SV87 @ SV22 ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[697]) ).

thf(714,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ! [SY502: $i] :
              ( ~ ( SV22 @ SY502 )
              | ( ( sK28_SY347 @ SV87 @ SV22 )
                = SY502 ) ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[698]) ).

thf(715,plain,
    ! [SV88: $i,SV108: $i,SV23: $i > $o] :
      ( ( ( ~ ( ~ ( SV23 @ SV108 )
              | ( SV108
                = ( sK33_SY351 @ SV88 @ SV23 ) ) )
          | ~ ( ( SV108
               != ( sK33_SY351 @ SV88 @ SV23 ) )
              | ( SV23 @ SV108 ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[699]) ).

thf(716,plain,
    ! [SV88: $i,SV107: $i,SV23: $i > $o] :
      ( ( ( ~ ( ~ ( SV23 @ SV107 )
              | ( SV107
                = ( sK29_SY351 @ SV88 @ SV23 ) ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[700]) ).

thf(717,plain,
    ! [SV23: $i > $o,SV88: $i,SV107: $i] :
      ( ( ( ~ ( ( SV107
               != ( sK29_SY351 @ SV88 @ SV23 ) )
              | ( SV23 @ SV107 ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[700]) ).

thf(718,plain,
    ! [SV30: $i,SV90: $i,SV105: $i] :
      ( ( ( ~ ( in @ SV105 @ ( sK17_SY366 @ SV90 @ SV30 ) ) )
        = $true )
      | ( ( ~ ( in @ SV105 @ SV30 ) )
        = $true )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[701]) ).

thf(719,plain,
    ! [SV43: $i,SV103: $i,SV109: $i] :
      ( ( ( ~ ( in @ SV109 @ SV103 ) )
        = $true )
      | ( ( in @ SV109 @ SV43 )
        = $true )
      | ( ( in @ SV103 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[702]) ).

thf(720,plain,
    ! [SV106: $i,SV43: $i,SV104: $i] :
      ( ( ( ~ ( in @ SV104 @ SV43 )
          | ~ ( in @ SV106 @ SV43 ) )
        = $true )
      | ( ( ~ ! [SY509: $i] :
                ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
                | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                        | ( in @ SV106 @ SY509 ) )
                    | ~ ( ~ ( in @ SV106 @ SY509 )
                        | ( in @ SV104 @ SY509 ) ) ) )
          | ( SV104 = SV106 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[703]) ).

thf(721,plain,
    ! [SV99: $i,SV43: $i,SV100: $i] :
      ( ( ( in @ SV100 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( ! [SY500: $i] :
              ( ~ ( in @ SY500 @ SV99 )
              | ( in @ SY500 @ SV100 ) )
          | ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[704]) ).

thf(722,plain,
    ! [SV43: $i,SV95: $i] :
      ( ( ( ! [SY486: $i] :
              ~ ( in @ SY486 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[705]) ).

thf(723,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ( in @ SV111 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[706]) ).

thf(724,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV54 )
              | ~ ( SV16 @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV98 ) ) )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[707]) ).

thf(725,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i,SV110: $i] :
      ( ( ( ~ ( ~ ( in @ SV110 @ SV54 )
              | ~ ( SV16 @ SV110 @ SV98 ) ) )
        = $false )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[708]) ).

thf(726,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i] :
      ( ( ( ! [SY513: $i] :
              ~ ( ~ ( ~ ( in @ SY513 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
                    | ~ ! [SY425: $i] :
                          ~ ~ ( ~ ( in @ SY425 @ SV54 )
                              | ~ ( SV16 @ SY425 @ SY513 ) ) )
                | ~ ( ~ ~ ! [SY426: $i] :
                            ~ ~ ( ~ ( in @ SY426 @ SV54 )
                                | ~ ( SV16 @ SY426 @ SY513 ) )
                    | ( in @ SY513 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) ) ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[709]) ).

thf(727,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV112: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
                  | ~ ! [SY516: $i] :
                        ~ ~ ( ~ ( in @ SY516 @ SV54 )
                            | ~ ( SV16 @ SY516 @ SV112 ) ) )
              | ~ ( ~ ~ ! [SY517: $i] :
                          ~ ~ ( ~ ( in @ SY517 @ SV54 )
                              | ~ ( SV16 @ SY517 @ SV112 ) )
                  | ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) ) ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[710]) ).

thf(728,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( SV22 @ ( sK32_SY347 @ SV87 @ SV22 ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[711]) ).

thf(729,plain,
    ! [SV87: $i,SV22: $i > $o] :
      ( ( ( ! [SY507: $i] :
              ( ~ ( SV22 @ SY507 )
              | ( ( sK32_SY347 @ SV87 @ SV22 )
                = SY507 ) ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[712]) ).

thf(730,plain,
    ! [SV87: $i,SV113: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ SV113 )
          | ( ( sK28_SY347 @ SV87 @ SV22 )
            = SV113 ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[714]) ).

thf(731,plain,
    ! [SV88: $i,SV108: $i,SV23: $i > $o] :
      ( ( ( ~ ( ~ ( SV23 @ SV108 )
              | ( SV108
                = ( sK33_SY351 @ SV88 @ SV23 ) ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[715]) ).

thf(732,plain,
    ! [SV23: $i > $o,SV88: $i,SV108: $i] :
      ( ( ( ~ ( ( SV108
               != ( sK33_SY351 @ SV88 @ SV23 ) )
              | ( SV23 @ SV108 ) ) )
        = $false )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[715]) ).

thf(733,plain,
    ! [SV88: $i,SV107: $i,SV23: $i > $o] :
      ( ( ( ~ ( SV23 @ SV107 )
          | ( SV107
            = ( sK29_SY351 @ SV88 @ SV23 ) ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[716]) ).

thf(734,plain,
    ! [SV23: $i > $o,SV88: $i,SV107: $i] :
      ( ( ( ( SV107
           != ( sK29_SY351 @ SV88 @ SV23 ) )
          | ( SV23 @ SV107 ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[717]) ).

thf(735,plain,
    ! [SV30: $i,SV90: $i,SV105: $i] :
      ( ( ( in @ SV105 @ ( sK17_SY366 @ SV90 @ SV30 ) )
        = $false )
      | ( ( ~ ( in @ SV105 @ SV30 ) )
        = $true )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[718]) ).

thf(736,plain,
    ! [SV43: $i,SV103: $i,SV109: $i] :
      ( ( ( in @ SV109 @ SV103 )
        = $false )
      | ( ( in @ SV109 @ SV43 )
        = $true )
      | ( ( in @ SV103 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[719]) ).

thf(737,plain,
    ! [SV106: $i,SV43: $i,SV104: $i] :
      ( ( ( ~ ( in @ SV104 @ SV43 ) )
        = $true )
      | ( ( ~ ( in @ SV106 @ SV43 ) )
        = $true )
      | ( ( ~ ! [SY509: $i] :
                ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
                | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                        | ( in @ SV106 @ SY509 ) )
                    | ~ ( ~ ( in @ SV106 @ SY509 )
                        | ( in @ SV104 @ SY509 ) ) ) )
          | ( SV104 = SV106 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[720]) ).

thf(738,plain,
    ! [SV43: $i,SV100: $i,SV99: $i] :
      ( ( ( ! [SY500: $i] :
              ( ~ ( in @ SY500 @ SV99 )
              | ( in @ SY500 @ SV100 ) ) )
        = $true )
      | ( ( ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true )
      | ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ SV100 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[721]) ).

thf(739,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ( in @ SV114 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[722]) ).

thf(740,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( in @ SV111 @ SV95 )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[723]) ).

thf(741,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ( in @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV54 )
          | ~ ( SV16 @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV98 ) )
        = $false )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[724]) ).

thf(742,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i,SV110: $i] :
      ( ( ( ~ ( in @ SV110 @ SV54 )
          | ~ ( SV16 @ SV110 @ SV98 ) )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[725]) ).

thf(743,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV115: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
                  | ~ ! [SY518: $i] :
                        ~ ~ ( ~ ( in @ SY518 @ SV54 )
                            | ~ ( SV16 @ SY518 @ SV115 ) ) )
              | ~ ( ~ ~ ! [SY519: $i] :
                          ~ ~ ( ~ ( in @ SY519 @ SV54 )
                              | ~ ( SV16 @ SY519 @ SV115 ) )
                  | ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) ) ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[726]) ).

thf(744,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV112: $i] :
      ( ( ( ~ ( ~ ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
              | ~ ! [SY516: $i] :
                    ~ ~ ( ~ ( in @ SY516 @ SV54 )
                        | ~ ( SV16 @ SY516 @ SV112 ) ) )
          | ~ ( ~ ~ ! [SY517: $i] :
                      ~ ~ ( ~ ( in @ SY517 @ SV54 )
                          | ~ ( SV16 @ SY517 @ SV112 ) )
              | ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[727]) ).

thf(745,plain,
    ! [SV87: $i,SV116: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ SV116 )
          | ( ( sK32_SY347 @ SV87 @ SV22 )
            = SV116 ) )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[729]) ).

thf(746,plain,
    ! [SV87: $i,SV113: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ SV113 ) )
        = $true )
      | ( ( ( sK28_SY347 @ SV87 @ SV22 )
          = SV113 )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[730]) ).

thf(747,plain,
    ! [SV88: $i,SV108: $i,SV23: $i > $o] :
      ( ( ( ~ ( SV23 @ SV108 )
          | ( SV108
            = ( sK33_SY351 @ SV88 @ SV23 ) ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[731]) ).

thf(748,plain,
    ! [SV23: $i > $o,SV88: $i,SV108: $i] :
      ( ( ( ( SV108
           != ( sK33_SY351 @ SV88 @ SV23 ) )
          | ( SV23 @ SV108 ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[732]) ).

thf(749,plain,
    ! [SV88: $i,SV107: $i,SV23: $i > $o] :
      ( ( ( ~ ( SV23 @ SV107 ) )
        = $true )
      | ( ( SV107
          = ( sK29_SY351 @ SV88 @ SV23 ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[733]) ).

thf(750,plain,
    ! [SV23: $i > $o,SV88: $i,SV107: $i] :
      ( ( ( SV107
         != ( sK29_SY351 @ SV88 @ SV23 ) )
        = $true )
      | ( ( SV23 @ SV107 )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[734]) ).

thf(751,plain,
    ! [SV90: $i,SV30: $i,SV105: $i] :
      ( ( ( in @ SV105 @ SV30 )
        = $false )
      | ( ( in @ SV105 @ ( sK17_SY366 @ SV90 @ SV30 ) )
        = $false )
      | ( ( in @ SV90 @ SV30 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[735]) ).

thf(752,plain,
    ! [SV106: $i,SV43: $i,SV104: $i] :
      ( ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( ~ ( in @ SV106 @ SV43 ) )
        = $true )
      | ( ( ~ ! [SY509: $i] :
                ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
                | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                        | ( in @ SV106 @ SY509 ) )
                    | ~ ( ~ ( in @ SV106 @ SY509 )
                        | ( in @ SV104 @ SY509 ) ) ) )
          | ( SV104 = SV106 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[737]) ).

thf(753,plain,
    ! [SV43: $i,SV100: $i,SV99: $i,SV117: $i] :
      ( ( ( ~ ( in @ SV117 @ SV99 )
          | ( in @ SV117 @ SV100 ) )
        = $true )
      | ( ( ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true )
      | ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ SV100 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[738]) ).

thf(754,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( in @ SV114 @ SV95 )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( ~ ! [SY487: $i] :
                ~ ~ ! [SY488: $i] :
                      ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                      | ~ ( in @ SY488 @ SV95 ) )
                                | ~ ~ ~ ! [SY489: $i] :
                                          ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                              | ~ ( in @ SY489 @ SV95 ) ) )
                          | ~ ! [SY474: $i] :
                                ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                                | ! [SX6: $i] :
                                    ( ~ ( in @ SX6 @ SY474 )
                                    | ( in @ SX6 @ SY487 ) )
                                | ( in @ SY488 @ SY474 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[739]) ).

thf(755,plain,
    ! [SV111: $i,SV95: $i,SV43: $i] :
      ( ( ( ! [SY487: $i] :
              ~ ~ ! [SY488: $i] :
                    ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                    | ~ ( in @ SY488 @ SV95 ) )
                              | ~ ~ ~ ! [SY489: $i] :
                                        ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                            | ~ ( in @ SY489 @ SV95 ) ) )
                        | ~ ! [SY474: $i] :
                              ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                              | ! [SX6: $i] :
                                  ( ~ ( in @ SX6 @ SY474 )
                                  | ( in @ SX6 @ SY487 ) )
                              | ( in @ SY488 @ SY474 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[740]) ).

thf(756,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( ~ ( in @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV54 ) )
        = $false )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[741]) ).

thf(757,plain,
    ! [SV54: $i,SV98: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( SV16 @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV98 ) )
        = $false )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[741]) ).

thf(758,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i,SV110: $i] :
      ( ( ( ~ ( in @ SV110 @ SV54 ) )
        = $true )
      | ( ( ~ ( SV16 @ SV110 @ SV98 ) )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[742]) ).

thf(759,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV115: $i] :
      ( ( ( ~ ( ~ ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
              | ~ ! [SY518: $i] :
                    ~ ~ ( ~ ( in @ SY518 @ SV54 )
                        | ~ ( SV16 @ SY518 @ SV115 ) ) )
          | ~ ( ~ ~ ! [SY519: $i] :
                      ~ ~ ( ~ ( in @ SY519 @ SV54 )
                          | ~ ( SV16 @ SY519 @ SV115 ) )
              | ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[743]) ).

thf(760,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV112: $i] :
      ( ( ( ~ ( ~ ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
              | ~ ! [SY516: $i] :
                    ~ ~ ( ~ ( in @ SY516 @ SV54 )
                        | ~ ( SV16 @ SY516 @ SV112 ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[744]) ).

thf(761,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ( ~ ~ ! [SY517: $i] :
                      ~ ~ ( ~ ( in @ SY517 @ SV54 )
                          | ~ ( SV16 @ SY517 @ SV112 ) )
              | ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[744]) ).

thf(762,plain,
    ! [SV87: $i,SV116: $i,SV22: $i > $o] :
      ( ( ( ~ ( SV22 @ SV116 ) )
        = $true )
      | ( ( ( sK32_SY347 @ SV87 @ SV22 )
          = SV116 )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[745]) ).

thf(763,plain,
    ! [SV87: $i,SV113: $i,SV22: $i > $o] :
      ( ( ( SV22 @ SV113 )
        = $false )
      | ( ( ( sK28_SY347 @ SV87 @ SV22 )
          = SV113 )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV87
          = ( sK24_SY479 @ SV87 @ SV22 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[746]) ).

thf(764,plain,
    ! [SV88: $i,SV108: $i,SV23: $i > $o] :
      ( ( ( ~ ( SV23 @ SV108 ) )
        = $true )
      | ( ( SV108
          = ( sK33_SY351 @ SV88 @ SV23 ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[747]) ).

thf(765,plain,
    ! [SV23: $i > $o,SV88: $i,SV108: $i] :
      ( ( ( SV108
         != ( sK33_SY351 @ SV88 @ SV23 ) )
        = $true )
      | ( ( SV23 @ SV108 )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[748]) ).

thf(766,plain,
    ! [SV88: $i,SV107: $i,SV23: $i > $o] :
      ( ( ( SV23 @ SV107 )
        = $false )
      | ( ( SV107
          = ( sK29_SY351 @ SV88 @ SV23 ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[749]) ).

thf(767,plain,
    ! [SV23: $i > $o,SV88: $i,SV107: $i] :
      ( ( ( SV107
          = ( sK29_SY351 @ SV88 @ SV23 ) )
        = $false )
      | ( ( SV23 @ SV107 )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV88
          = ( sK25_SY480 @ SV88 @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[750]) ).

thf(768,plain,
    ! [SV104: $i,SV43: $i,SV106: $i] :
      ( ( ( in @ SV106 @ SV43 )
        = $false )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( ~ ! [SY509: $i] :
                ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
                | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                        | ( in @ SV106 @ SY509 ) )
                    | ~ ( ~ ( in @ SV106 @ SY509 )
                        | ( in @ SV104 @ SY509 ) ) ) )
          | ( SV104 = SV106 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[752]) ).

thf(769,plain,
    ! [SV43: $i,SV100: $i,SV99: $i,SV117: $i] :
      ( ( ( ~ ( in @ SV117 @ SV99 ) )
        = $true )
      | ( ( in @ SV117 @ SV100 )
        = $true )
      | ( ( ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true )
      | ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ SV100 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[753]) ).

thf(770,plain,
    ! [SV114: $i,SV95: $i,SV43: $i] :
      ( ( ( ! [SY487: $i] :
              ~ ~ ! [SY488: $i] :
                    ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SY487 @ ( sK3_SY390 @ SV43 ) )
                                    | ~ ( in @ SY488 @ SV95 ) )
                              | ~ ~ ~ ! [SY489: $i] :
                                        ~ ~ ( ~ ( in @ SY489 @ SY487 )
                                            | ~ ( in @ SY489 @ SV95 ) ) )
                        | ~ ! [SY474: $i] :
                              ( ~ ( in @ SY474 @ ( sK3_SY390 @ SV43 ) )
                              | ! [SX6: $i] :
                                  ( ~ ( in @ SX6 @ SY474 )
                                  | ( in @ SX6 @ SY487 ) )
                              | ( in @ SY488 @ SY474 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[754]) ).

thf(771,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ~ ! [SY520: $i] :
                  ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                                  | ~ ( in @ SY520 @ SV95 ) )
                            | ~ ~ ~ ! [SY521: $i] :
                                      ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                                          | ~ ( in @ SY521 @ SV95 ) ) )
                      | ~ ! [SY522: $i] :
                            ( ~ ( in @ SY522 @ ( sK3_SY390 @ SV43 ) )
                            | ! [SY523: $i] :
                                ( ~ ( in @ SY523 @ SY522 )
                                | ( in @ SY523 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
                            | ( in @ SY520 @ SY522 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[755]) ).

thf(772,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV98: $i] :
      ( ( ( in @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV54 )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[756]) ).

thf(773,plain,
    ! [SV54: $i,SV98: $i,SV16: $i > $i > $o] :
      ( ( ( SV16 @ ( sK36_SY495 @ SV98 @ SV16 @ SV54 ) @ SV98 )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $false )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[757]) ).

thf(774,plain,
    ! [SV98: $i,SV16: $i > $i > $o,SV54: $i,SV110: $i] :
      ( ( ( in @ SV110 @ SV54 )
        = $false )
      | ( ( ~ ( SV16 @ SV110 @ SV98 ) )
        = $true )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[758]) ).

thf(775,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV115: $i] :
      ( ( ( ~ ( ~ ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
              | ~ ! [SY518: $i] :
                    ~ ~ ( ~ ( in @ SY518 @ SV54 )
                        | ~ ( SV16 @ SY518 @ SV115 ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[759]) ).

thf(776,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ( ~ ~ ! [SY519: $i] :
                      ~ ~ ( ~ ( in @ SY519 @ SV54 )
                          | ~ ( SV16 @ SY519 @ SV115 ) )
              | ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) ) ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[759]) ).

thf(777,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV112: $i] :
      ( ( ( ~ ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
          | ~ ! [SY516: $i] :
                ~ ~ ( ~ ( in @ SY516 @ SV54 )
                    | ~ ( SV16 @ SY516 @ SV112 ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[760]) ).

thf(778,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ~ ! [SY517: $i] :
                  ~ ~ ( ~ ( in @ SY517 @ SV54 )
                      | ~ ( SV16 @ SY517 @ SV112 ) )
          | ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[761]) ).

thf(779,plain,
    ! [SV87: $i,SV116: $i,SV22: $i > $o] :
      ( ( ( SV22 @ SV116 )
        = $false )
      | ( ( ( sK32_SY347 @ SV87 @ SV22 )
          = SV116 )
        = $true )
      | ( ( SV22 @ SV87 )
        = $false )
      | ( ( SV22 @ ( sK24_SY479 @ SV87 @ SV22 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[762]) ).

thf(780,plain,
    ! [SV88: $i,SV108: $i,SV23: $i > $o] :
      ( ( ( SV23 @ SV108 )
        = $false )
      | ( ( SV108
          = ( sK33_SY351 @ SV88 @ SV23 ) )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[764]) ).

thf(781,plain,
    ! [SV23: $i > $o,SV88: $i,SV108: $i] :
      ( ( ( SV108
          = ( sK33_SY351 @ SV88 @ SV23 ) )
        = $false )
      | ( ( SV23 @ SV108 )
        = $true )
      | ( ( SV23 @ SV88 )
        = $false )
      | ( ( SV23 @ ( sK25_SY480 @ SV88 @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[765]) ).

thf(782,plain,
    ! [SV106: $i,SV104: $i,SV43: $i] :
      ( ( ( ~ ! [SY509: $i] :
                ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
                | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                        | ( in @ SV106 @ SY509 ) )
                    | ~ ( ~ ( in @ SV106 @ SY509 )
                        | ( in @ SV104 @ SY509 ) ) ) ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[768]) ).

thf(783,plain,
    ! [SV43: $i,SV100: $i,SV99: $i,SV117: $i] :
      ( ( ( in @ SV117 @ SV99 )
        = $false )
      | ( ( in @ SV117 @ SV100 )
        = $true )
      | ( ( ! [SY501: $i] :
              ( ~ ( in @ SY501 @ SV100 )
              | ( in @ SY501 @ SV99 ) ) )
        = $true )
      | ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ SV100 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[769]) ).

thf(784,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ~ ! [SY524: $i] :
                  ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                                  | ~ ( in @ SY524 @ SV95 ) )
                            | ~ ~ ~ ! [SY525: $i] :
                                      ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                                          | ~ ( in @ SY525 @ SV95 ) ) )
                      | ~ ! [SY526: $i] :
                            ( ~ ( in @ SY526 @ ( sK3_SY390 @ SV43 ) )
                            | ! [SY527: $i] :
                                ( ~ ( in @ SY527 @ SY526 )
                                | ( in @ SY527 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
                            | ( in @ SY524 @ SY526 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[770]) ).

thf(785,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ! [SY520: $i] :
                ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                                | ~ ( in @ SY520 @ SV95 ) )
                          | ~ ~ ~ ! [SY521: $i] :
                                    ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                                        | ~ ( in @ SY521 @ SV95 ) ) )
                    | ~ ! [SY522: $i] :
                          ( ~ ( in @ SY522 @ ( sK3_SY390 @ SV43 ) )
                          | ! [SY523: $i] :
                              ( ~ ( in @ SY523 @ SY522 )
                              | ( in @ SY523 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
                          | ( in @ SY520 @ SY522 ) ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[771]) ).

thf(786,plain,
    ! [SV54: $i,SV98: $i,SV110: $i,SV16: $i > $i > $o] :
      ( ( ( SV16 @ SV110 @ SV98 )
        = $false )
      | ( ( in @ SV110 @ SV54 )
        = $false )
      | ( ( in @ SV98 @ ( sK20_SY423 @ SV16 @ SV54 ) )
        = $true )
      | ( ( in @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[774]) ).

thf(787,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV115: $i] :
      ( ( ( ~ ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
          | ~ ! [SY518: $i] :
                ~ ~ ( ~ ( in @ SY518 @ SV54 )
                    | ~ ( SV16 @ SY518 @ SV115 ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[775]) ).

thf(788,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ~ ! [SY519: $i] :
                  ~ ~ ( ~ ( in @ SY519 @ SV54 )
                      | ~ ( SV16 @ SY519 @ SV115 ) )
          | ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[776]) ).

thf(789,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV112: $i] :
      ( ( ( ~ ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) ) )
        = $true )
      | ( ( ~ ! [SY516: $i] :
                ~ ~ ( ~ ( in @ SY516 @ SV54 )
                    | ~ ( SV16 @ SY516 @ SV112 ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[777]) ).

thf(790,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ~ ! [SY517: $i] :
                  ~ ~ ( ~ ( in @ SY517 @ SV54 )
                      | ~ ( SV16 @ SY517 @ SV112 ) ) )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[778]) ).

thf(791,plain,
    ! [SV106: $i,SV104: $i,SV43: $i] :
      ( ( ( ! [SY509: $i] :
              ( ~ ( in @ SY509 @ ( sK3_SY390 @ SV43 ) )
              | ~ ( ~ ( ~ ( in @ SV104 @ SY509 )
                      | ( in @ SV106 @ SY509 ) )
                  | ~ ( ~ ( in @ SV106 @ SY509 )
                      | ( in @ SV104 @ SY509 ) ) ) ) )
        = $false )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[782]) ).

thf(792,plain,
    ! [SV43: $i,SV117: $i,SV99: $i,SV100: $i,SV118: $i] :
      ( ( ( ~ ( in @ SV118 @ SV100 )
          | ( in @ SV118 @ SV99 ) )
        = $true )
      | ( ( in @ SV117 @ SV100 )
        = $true )
      | ( ( in @ SV117 @ SV99 )
        = $false )
      | ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ SV100 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[783]) ).

thf(793,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ! [SY524: $i] :
                ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                                | ~ ( in @ SY524 @ SV95 ) )
                          | ~ ~ ~ ! [SY525: $i] :
                                    ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                                        | ~ ( in @ SY525 @ SV95 ) ) )
                    | ~ ! [SY526: $i] :
                          ( ~ ( in @ SY526 @ ( sK3_SY390 @ SV43 ) )
                          | ! [SY527: $i] :
                              ( ~ ( in @ SY527 @ SY526 )
                              | ( in @ SY527 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
                          | ( in @ SY524 @ SY526 ) ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[784]) ).

thf(794,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ! [SY520: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                              | ~ ( in @ SY520 @ SV95 ) )
                        | ~ ~ ~ ! [SY521: $i] :
                                  ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                                      | ~ ( in @ SY521 @ SV95 ) ) )
                  | ~ ! [SY522: $i] :
                        ( ~ ( in @ SY522 @ ( sK3_SY390 @ SV43 ) )
                        | ! [SY523: $i] :
                            ( ~ ( in @ SY523 @ SY522 )
                            | ( in @ SY523 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
                        | ( in @ SY520 @ SY522 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[785]) ).

thf(795,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV115: $i] :
      ( ( ( ~ ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) ) )
        = $true )
      | ( ( ~ ! [SY518: $i] :
                ~ ~ ( ~ ( in @ SY518 @ SV54 )
                    | ~ ( SV16 @ SY518 @ SV115 ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[787]) ).

thf(796,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ~ ! [SY519: $i] :
                  ~ ~ ( ~ ( in @ SY519 @ SV54 )
                      | ~ ( SV16 @ SY519 @ SV115 ) ) )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[788]) ).

thf(797,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV112: $i] :
      ( ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( ~ ! [SY516: $i] :
                ~ ~ ( ~ ( in @ SY516 @ SV54 )
                    | ~ ( SV16 @ SY516 @ SV112 ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[789]) ).

thf(798,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ! [SY517: $i] :
                ~ ~ ( ~ ( in @ SY517 @ SV54 )
                    | ~ ( SV16 @ SY517 @ SV112 ) ) )
        = $false )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[790]) ).

thf(799,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( ~ ( in @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
          | ~ ( ~ ( ~ ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
                  | ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
              | ~ ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
                  | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) ) )
        = $false )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[791]) ).

thf(800,plain,
    ! [SV43: $i,SV117: $i,SV99: $i,SV100: $i,SV118: $i] :
      ( ( ( ~ ( in @ SV118 @ SV100 ) )
        = $true )
      | ( ( in @ SV118 @ SV99 )
        = $true )
      | ( ( in @ SV117 @ SV100 )
        = $true )
      | ( ( in @ SV117 @ SV99 )
        = $false )
      | ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ SV100 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[792]) ).

thf(801,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ! [SY524: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                              | ~ ( in @ SY524 @ SV95 ) )
                        | ~ ~ ~ ! [SY525: $i] :
                                  ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                                      | ~ ( in @ SY525 @ SV95 ) ) )
                  | ~ ! [SY526: $i] :
                        ( ~ ( in @ SY526 @ ( sK3_SY390 @ SV43 ) )
                        | ! [SY527: $i] :
                            ( ~ ( in @ SY527 @ SY526 )
                            | ( in @ SY527 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
                        | ( in @ SY524 @ SY526 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[793]) ).

thf(802,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                            | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) )
                      | ~ ~ ~ ! [SY521: $i] :
                                ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                                    | ~ ( in @ SY521 @ SV95 ) ) )
                | ~ ! [SY529: $i] :
                      ( ~ ( in @ SY529 @ ( sK3_SY390 @ SV43 ) )
                      | ! [SY523: $i] :
                          ( ~ ( in @ SY523 @ SY529 )
                          | ( in @ SY523 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
                      | ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SY529 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[794]) ).

thf(803,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV93: $i,SV115: $i] :
      ( ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( ~ ! [SY518: $i] :
                ~ ~ ( ~ ( in @ SY518 @ SV54 )
                    | ~ ( SV16 @ SY518 @ SV115 ) ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[795]) ).

thf(804,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ~ ! [SY519: $i] :
                ~ ~ ( ~ ( in @ SY519 @ SV54 )
                    | ~ ( SV16 @ SY519 @ SV115 ) ) )
        = $false )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[796]) ).

thf(805,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY516: $i] :
              ~ ~ ( ~ ( in @ SY516 @ SV54 )
                  | ~ ( SV16 @ SY516 @ SV112 ) ) )
        = $false )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[797]) ).

thf(806,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY517: $i] :
              ~ ~ ( ~ ( in @ SY517 @ SV54 )
                  | ~ ( SV16 @ SY517 @ SV112 ) ) )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[798]) ).

thf(807,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( ~ ( in @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) @ ( sK3_SY390 @ SV43 ) ) )
        = $false )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[799]) ).

thf(808,plain,
    ! [SV43: $i,SV106: $i,SV104: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
                  | ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
              | ~ ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
                  | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) ) )
        = $false )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[799]) ).

thf(809,plain,
    ! [SV43: $i,SV117: $i,SV99: $i,SV100: $i,SV118: $i] :
      ( ( ( in @ SV118 @ SV100 )
        = $false )
      | ( ( in @ SV118 @ SV99 )
        = $true )
      | ( ( in @ SV117 @ SV100 )
        = $true )
      | ( ( in @ SV117 @ SV99 )
        = $false )
      | ( ( in @ SV99 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ SV100 @ ( sK3_SY390 @ SV43 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[800]) ).

thf(810,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                            | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) )
                      | ~ ~ ~ ! [SY525: $i] :
                                ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                                    | ~ ( in @ SY525 @ SV95 ) ) )
                | ~ ! [SY532: $i] :
                      ( ~ ( in @ SY532 @ ( sK3_SY390 @ SV43 ) )
                      | ! [SY527: $i] :
                          ( ~ ( in @ SY527 @ SY532 )
                          | ( in @ SY527 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
                      | ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SY532 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[801]) ).

thf(811,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                          | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) )
                    | ~ ~ ~ ! [SY521: $i] :
                              ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                                  | ~ ( in @ SY521 @ SV95 ) ) )
              | ~ ! [SY529: $i] :
                    ( ~ ( in @ SY529 @ ( sK3_SY390 @ SV43 ) )
                    | ! [SY523: $i] :
                        ( ~ ( in @ SY523 @ SY529 )
                        | ( in @ SY523 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
                    | ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SY529 ) ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[802]) ).

thf(812,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY518: $i] :
              ~ ~ ( ~ ( in @ SY518 @ SV54 )
                  | ~ ( SV16 @ SY518 @ SV115 ) ) )
        = $false )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[803]) ).

thf(813,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i] :
      ( ( ( ! [SY519: $i] :
              ~ ~ ( ~ ( in @ SY519 @ SV54 )
                  | ~ ( SV16 @ SY519 @ SV115 ) ) )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[804]) ).

thf(814,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV112: $i,SV93: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV54 )
                | ~ ( SV16 @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV112 ) ) )
        = $false )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[805]) ).

thf(815,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i,SV119: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV119 @ SV54 )
                | ~ ( SV16 @ SV119 @ SV112 ) ) )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[806]) ).

thf(816,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( in @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[807]) ).

thf(817,plain,
    ! [SV43: $i,SV106: $i,SV104: $i] :
      ( ( ( ~ ( ~ ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
              | ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
          | ~ ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
              | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[808]) ).

thf(818,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                          | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) )
                    | ~ ~ ~ ! [SY525: $i] :
                              ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                                  | ~ ( in @ SY525 @ SV95 ) ) )
              | ~ ! [SY532: $i] :
                    ( ~ ( in @ SY532 @ ( sK3_SY390 @ SV43 ) )
                    | ! [SY527: $i] :
                        ( ~ ( in @ SY527 @ SY532 )
                        | ( in @ SY527 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
                    | ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SY532 ) ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[810]) ).

thf(819,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                      | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) )
                | ~ ~ ~ ! [SY521: $i] :
                          ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                              | ~ ( in @ SY521 @ SV95 ) ) )
          | ~ ! [SY529: $i] :
                ( ~ ( in @ SY529 @ ( sK3_SY390 @ SV43 ) )
                | ! [SY523: $i] :
                    ( ~ ( in @ SY523 @ SY529 )
                    | ( in @ SY523 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
                | ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SY529 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[811]) ).

thf(820,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV115: $i,SV93: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV54 )
                | ~ ( SV16 @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV115 ) ) )
        = $false )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[812]) ).

thf(821,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i,SV120: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV120 @ SV54 )
                | ~ ( SV16 @ SV120 @ SV115 ) ) )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[813]) ).

thf(822,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV112: $i,SV93: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV54 )
              | ~ ( SV16 @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV112 ) ) )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[814]) ).

thf(823,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i,SV119: $i] :
      ( ( ( ~ ( ~ ( in @ SV119 @ SV54 )
              | ~ ( SV16 @ SV119 @ SV112 ) ) )
        = $false )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[815]) ).

thf(824,plain,
    ! [SV43: $i,SV106: $i,SV104: $i] :
      ( ( ( ~ ( ~ ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
              | ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
              | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[817]) ).

thf(825,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                      | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) )
                | ~ ~ ~ ! [SY525: $i] :
                          ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                              | ~ ( in @ SY525 @ SV95 ) ) )
          | ~ ! [SY532: $i] :
                ( ~ ( in @ SY532 @ ( sK3_SY390 @ SV43 ) )
                | ! [SY527: $i] :
                    ( ~ ( in @ SY527 @ SY532 )
                    | ( in @ SY527 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
                | ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SY532 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[818]) ).

thf(826,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                      | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) )
                | ~ ~ ~ ! [SY521: $i] :
                          ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                              | ~ ( in @ SY521 @ SV95 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[819]) ).

thf(827,plain,
    ! [SV95: $i,SV111: $i,SV43: $i] :
      ( ( ( ~ ! [SY529: $i] :
                ( ~ ( in @ SY529 @ ( sK3_SY390 @ SV43 ) )
                | ! [SY523: $i] :
                    ( ~ ( in @ SY523 @ SY529 )
                    | ( in @ SY523 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
                | ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SY529 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[819]) ).

thf(828,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV115: $i,SV93: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV54 )
              | ~ ( SV16 @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV115 ) ) )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[820]) ).

thf(829,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i,SV120: $i] :
      ( ( ( ~ ( ~ ( in @ SV120 @ SV54 )
              | ~ ( SV16 @ SV120 @ SV115 ) ) )
        = $false )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[821]) ).

thf(830,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV112: $i,SV93: $i] :
      ( ( ( ~ ( in @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV54 )
          | ~ ( SV16 @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV112 ) )
        = $false )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[822]) ).

thf(831,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i,SV119: $i] :
      ( ( ( ~ ( in @ SV119 @ SV54 )
          | ~ ( SV16 @ SV119 @ SV112 ) )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[823]) ).

thf(832,plain,
    ! [SV43: $i,SV106: $i,SV104: $i] :
      ( ( ( ~ ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
          | ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
        = $false )
      | ( ( ~ ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
              | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[824]) ).

thf(833,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                      | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) )
                | ~ ~ ~ ! [SY525: $i] :
                          ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                              | ~ ( in @ SY525 @ SV95 ) ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[825]) ).

thf(834,plain,
    ! [SV95: $i,SV114: $i,SV43: $i] :
      ( ( ( ~ ! [SY532: $i] :
                ( ~ ( in @ SY532 @ ( sK3_SY390 @ SV43 ) )
                | ! [SY527: $i] :
                    ( ~ ( in @ SY527 @ SY532 )
                    | ( in @ SY527 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
                | ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SY532 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[825]) ).

thf(835,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                    | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) )
              | ~ ~ ~ ! [SY521: $i] :
                        ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                            | ~ ( in @ SY521 @ SV95 ) ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[826]) ).

thf(836,plain,
    ! [SV95: $i,SV111: $i,SV43: $i] :
      ( ( ( ! [SY529: $i] :
              ( ~ ( in @ SY529 @ ( sK3_SY390 @ SV43 ) )
              | ! [SY523: $i] :
                  ( ~ ( in @ SY523 @ SY529 )
                  | ( in @ SY523 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
              | ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SY529 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[827]) ).

thf(837,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV115: $i,SV93: $i] :
      ( ( ( ~ ( in @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV54 )
          | ~ ( SV16 @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV115 ) )
        = $false )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[828]) ).

thf(838,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i,SV120: $i] :
      ( ( ( ~ ( in @ SV120 @ SV54 )
          | ~ ( SV16 @ SV120 @ SV115 ) )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[829]) ).

thf(839,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV112: $i,SV93: $i] :
      ( ( ( ~ ( in @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV54 ) )
        = $false )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[830]) ).

thf(840,plain,
    ! [SV54: $i,SV112: $i,SV93: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( SV16 @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV112 ) )
        = $false )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[830]) ).

thf(841,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i,SV119: $i] :
      ( ( ( ~ ( in @ SV119 @ SV54 ) )
        = $true )
      | ( ( ~ ( SV16 @ SV119 @ SV112 ) )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[831]) ).

thf(842,plain,
    ! [SV43: $i,SV106: $i,SV104: $i] :
      ( ( ( ~ ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
        = $false )
      | ( ( ~ ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
              | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[832]) ).

thf(843,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $false )
      | ( ( ~ ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
              | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[832]) ).

thf(844,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                    | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) )
              | ~ ~ ~ ! [SY525: $i] :
                        ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                            | ~ ( in @ SY525 @ SV95 ) ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[833]) ).

thf(845,plain,
    ! [SV95: $i,SV114: $i,SV43: $i] :
      ( ( ( ! [SY532: $i] :
              ( ~ ( in @ SY532 @ ( sK3_SY390 @ SV43 ) )
              | ! [SY527: $i] :
                  ( ~ ( in @ SY527 @ SY532 )
                  | ( in @ SY527 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
              | ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SY532 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[834]) ).

thf(846,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) )
          | ~ ~ ~ ! [SY521: $i] :
                    ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                        | ~ ( in @ SY521 @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[835]) ).

thf(847,plain,
    ! [SV95: $i,SV111: $i,SV43: $i,SV121: $i] :
      ( ( ( ~ ( in @ SV121 @ ( sK3_SY390 @ SV43 ) )
          | ! [SY534: $i] :
              ( ~ ( in @ SY534 @ SV121 )
              | ( in @ SY534 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
          | ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV121 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[836]) ).

thf(848,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV115: $i,SV93: $i] :
      ( ( ( ~ ( in @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV54 ) )
        = $false )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[837]) ).

thf(849,plain,
    ! [SV54: $i,SV115: $i,SV93: $i,SV16: $i > $i > $o] :
      ( ( ( ~ ( SV16 @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV115 ) )
        = $false )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[837]) ).

thf(850,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i,SV120: $i] :
      ( ( ( ~ ( in @ SV120 @ SV54 ) )
        = $true )
      | ( ( ~ ( SV16 @ SV120 @ SV115 ) )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[838]) ).

thf(851,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV112: $i,SV93: $i] :
      ( ( ( in @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV54 )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[839]) ).

thf(852,plain,
    ! [SV54: $i,SV112: $i,SV93: $i,SV16: $i > $i > $o] :
      ( ( ( SV16 @ ( sK43_SY516 @ SV93 @ SV112 @ SV16 @ SV54 ) @ SV112 )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[840]) ).

thf(853,plain,
    ! [SV93: $i,SV112: $i,SV16: $i > $i > $o,SV54: $i,SV119: $i] :
      ( ( ( in @ SV119 @ SV54 )
        = $false )
      | ( ( ~ ( SV16 @ SV119 @ SV112 ) )
        = $true )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[841]) ).

thf(854,plain,
    ! [SV43: $i,SV106: $i,SV104: $i] :
      ( ( ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $true )
      | ( ( ~ ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
              | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[842]) ).

thf(855,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
          | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
        = $false )
      | ( ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $false )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[843]) ).

thf(856,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) )
          | ~ ~ ~ ! [SY525: $i] :
                    ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                        | ~ ( in @ SY525 @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[844]) ).

thf(857,plain,
    ! [SV95: $i,SV114: $i,SV43: $i,SV122: $i] :
      ( ( ( ~ ( in @ SV122 @ ( sK3_SY390 @ SV43 ) )
          | ! [SY535: $i] :
              ( ~ ( in @ SY535 @ SV122 )
              | ( in @ SY535 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
          | ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV122 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[845]) ).

thf(858,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[846]) ).

thf(859,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ~ ~ ! [SY521: $i] :
                    ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                        | ~ ( in @ SY521 @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[846]) ).

thf(860,plain,
    ! [SV95: $i,SV111: $i,SV43: $i,SV121: $i] :
      ( ( ( ~ ( in @ SV121 @ ( sK3_SY390 @ SV43 ) ) )
        = $true )
      | ( ( ! [SY534: $i] :
              ( ~ ( in @ SY534 @ SV121 )
              | ( in @ SY534 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
          | ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV121 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[847]) ).

thf(861,plain,
    ! [SV54: $i,SV16: $i > $i > $o,SV115: $i,SV93: $i] :
      ( ( ( in @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV54 )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[848]) ).

thf(862,plain,
    ! [SV54: $i,SV115: $i,SV93: $i,SV16: $i > $i > $o] :
      ( ( ( SV16 @ ( sK44_SY518 @ SV93 @ SV115 @ SV16 @ SV54 ) @ SV115 )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[849]) ).

thf(863,plain,
    ! [SV93: $i,SV115: $i,SV16: $i > $i > $o,SV54: $i,SV120: $i] :
      ( ( ( in @ SV120 @ SV54 )
        = $false )
      | ( ( ~ ( SV16 @ SV120 @ SV115 ) )
        = $true )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[850]) ).

thf(864,plain,
    ! [SV93: $i,SV54: $i,SV112: $i,SV119: $i,SV16: $i > $i > $o] :
      ( ( ( SV16 @ SV119 @ SV112 )
        = $false )
      | ( ( in @ SV119 @ SV54 )
        = $false )
      | ( ( in @ SV112 @ ( sK35_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV93
          = ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[853]) ).

thf(865,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
          | ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
        = $false )
      | ( ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[854]) ).

thf(866,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
        = $false )
      | ( ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $false )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[855]) ).

thf(867,plain,
    ! [SV43: $i,SV106: $i,SV104: $i] :
      ( ( ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $false )
      | ( ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $false )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[855]) ).

thf(868,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
                | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[856]) ).

thf(869,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ~ ~ ! [SY525: $i] :
                    ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                        | ~ ( in @ SY525 @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[856]) ).

thf(870,plain,
    ! [SV95: $i,SV114: $i,SV43: $i,SV122: $i] :
      ( ( ( ~ ( in @ SV122 @ ( sK3_SY390 @ SV43 ) ) )
        = $true )
      | ( ( ! [SY535: $i] :
              ( ~ ( in @ SY535 @ SV122 )
              | ( in @ SY535 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
          | ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV122 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[857]) ).

thf(871,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
              | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[858]) ).

thf(872,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ~ ! [SY521: $i] :
                  ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                      | ~ ( in @ SY521 @ SV95 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[859]) ).

thf(873,plain,
    ! [SV95: $i,SV111: $i,SV43: $i,SV121: $i] :
      ( ( ( in @ SV121 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( ! [SY534: $i] :
              ( ~ ( in @ SY534 @ SV121 )
              | ( in @ SY534 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
          | ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV121 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[860]) ).

thf(874,plain,
    ! [SV93: $i,SV54: $i,SV115: $i,SV120: $i,SV16: $i > $i > $o] :
      ( ( ( SV16 @ SV120 @ SV115 )
        = $false )
      | ( ( in @ SV120 @ SV54 )
        = $false )
      | ( ( in @ SV115 @ ( sK37_SY423 @ SV93 @ SV16 @ SV54 ) )
        = $true )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ SV93 )
        = $false )
      | ( ( SV16 @ ( sK8_SY420 @ SV16 @ SV54 ) @ ( sK27_SY483 @ SV93 @ SV54 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[863]) ).

thf(875,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( ~ ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) ) )
        = $false )
      | ( ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[865]) ).

thf(876,plain,
    ! [SV43: $i,SV106: $i,SV104: $i] :
      ( ( ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $false )
      | ( ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[865]) ).

thf(877,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $true )
      | ( ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $false )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[866]) ).

thf(878,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
              | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[868]) ).

thf(879,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ~ ! [SY525: $i] :
                  ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                      | ~ ( in @ SY525 @ SV95 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[869]) ).

thf(880,plain,
    ! [SV95: $i,SV114: $i,SV43: $i,SV122: $i] :
      ( ( ( in @ SV122 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( ! [SY535: $i] :
              ( ~ ( in @ SY535 @ SV122 )
              | ( in @ SY535 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
          | ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV122 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[870]) ).

thf(881,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
          | ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[871]) ).

thf(882,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ! [SY521: $i] :
                ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                    | ~ ( in @ SY521 @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[872]) ).

thf(883,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV121: $i] :
      ( ( ( ! [SY534: $i] :
              ( ~ ( in @ SY534 @ SV121 )
              | ( in @ SY534 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) ) )
        = $true )
      | ( ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV121 )
        = $true )
      | ( ( in @ SV121 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[873]) ).

thf(884,plain,
    ! [SV43: $i,SV104: $i,SV106: $i] :
      ( ( ( in @ SV106 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $true )
      | ( ( in @ SV104 @ ( sK40_SY509 @ SV106 @ SV104 @ SV43 ) )
        = $true )
      | ( ( SV104 = SV106 )
        = $true )
      | ( ( in @ SV104 @ SV43 )
        = $false )
      | ( ( in @ SV106 @ SV43 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[875]) ).

thf(885,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
          | ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[878]) ).

thf(886,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ! [SY525: $i] :
                ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                    | ~ ( in @ SY525 @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[879]) ).

thf(887,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV122: $i] :
      ( ( ( ! [SY535: $i] :
              ( ~ ( in @ SY535 @ SV122 )
              | ( in @ SY535 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) ) )
        = $true )
      | ( ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV122 )
        = $true )
      | ( ( in @ SV122 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[880]) ).

thf(888,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ~ ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[881]) ).

thf(889,plain,
    ! [SV111: $i,SV95: $i,SV43: $i] :
      ( ( ( ~ ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[881]) ).

thf(890,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( ! [SY521: $i] :
              ~ ~ ( ~ ( in @ SY521 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                  | ~ ( in @ SY521 @ SV95 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[882]) ).

thf(891,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV121: $i,SV123: $i] :
      ( ( ( ~ ( in @ SV123 @ SV121 )
          | ( in @ SV123 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
        = $true )
      | ( ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV121 )
        = $true )
      | ( ( in @ SV121 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[883]) ).

thf(892,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ~ ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[885]) ).

thf(893,plain,
    ! [SV114: $i,SV95: $i,SV43: $i] :
      ( ( ( ~ ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[885]) ).

thf(894,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( ! [SY525: $i] :
              ~ ~ ( ~ ( in @ SY525 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                  | ~ ( in @ SY525 @ SV95 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[886]) ).

thf(895,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV122: $i,SV124: $i] :
      ( ( ( ~ ( in @ SV124 @ SV122 )
          | ( in @ SV124 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
        = $true )
      | ( ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV122 )
        = $true )
      | ( ( in @ SV122 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[887]) ).

thf(896,plain,
    ! [SV43: $i,SV95: $i,SV111: $i] :
      ( ( ( in @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[888]) ).

thf(897,plain,
    ! [SV111: $i,SV95: $i,SV43: $i] :
      ( ( ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV95 )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[889]) ).

thf(898,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV125: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV125 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
                | ~ ( in @ SV125 @ SV95 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[890]) ).

thf(899,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV121: $i,SV123: $i] :
      ( ( ( ~ ( in @ SV123 @ SV121 ) )
        = $true )
      | ( ( in @ SV123 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
        = $true )
      | ( ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV121 )
        = $true )
      | ( ( in @ SV121 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[891]) ).

thf(900,plain,
    ! [SV43: $i,SV95: $i,SV114: $i] :
      ( ( ( in @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) @ ( sK3_SY390 @ SV43 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[892]) ).

thf(901,plain,
    ! [SV114: $i,SV95: $i,SV43: $i] :
      ( ( ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV95 )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[893]) ).

thf(902,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV126: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV126 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
                | ~ ( in @ SV126 @ SV95 ) ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[894]) ).

thf(903,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV122: $i,SV124: $i] :
      ( ( ( ~ ( in @ SV124 @ SV122 ) )
        = $true )
      | ( ( in @ SV124 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
        = $true )
      | ( ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV122 )
        = $true )
      | ( ( in @ SV122 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[895]) ).

thf(904,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV125: $i] :
      ( ( ( ~ ( ~ ( in @ SV125 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
              | ~ ( in @ SV125 @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[898]) ).

thf(905,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV121: $i,SV123: $i] :
      ( ( ( in @ SV123 @ SV121 )
        = $false )
      | ( ( in @ SV123 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
        = $true )
      | ( ( in @ ( sK41_SY520 @ SV43 @ SV95 @ SV111 ) @ SV121 )
        = $true )
      | ( ( in @ SV121 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[899]) ).

thf(906,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV126: $i] :
      ( ( ( ~ ( ~ ( in @ SV126 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
              | ~ ( in @ SV126 @ SV95 ) ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[902]) ).

thf(907,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV122: $i,SV124: $i] :
      ( ( ( in @ SV124 @ SV122 )
        = $false )
      | ( ( in @ SV124 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
        = $true )
      | ( ( in @ ( sK42_SY524 @ SV43 @ SV95 @ SV114 ) @ SV122 )
        = $true )
      | ( ( in @ SV122 @ ( sK3_SY390 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[903]) ).

thf(908,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV125: $i] :
      ( ( ( ~ ( in @ SV125 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
          | ~ ( in @ SV125 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[904]) ).

thf(909,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV126: $i] :
      ( ( ( ~ ( in @ SV126 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
          | ~ ( in @ SV126 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[906]) ).

thf(910,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV125: $i] :
      ( ( ( ~ ( in @ SV125 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) ) )
        = $true )
      | ( ( ~ ( in @ SV125 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[908]) ).

thf(911,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV126: $i] :
      ( ( ( ~ ( in @ SV126 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) ) )
        = $true )
      | ( ( ~ ( in @ SV126 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[909]) ).

thf(912,plain,
    ! [SV43: $i,SV95: $i,SV111: $i,SV125: $i] :
      ( ( ( in @ SV125 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
        = $false )
      | ( ( ~ ( in @ SV125 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[910]) ).

thf(913,plain,
    ! [SV43: $i,SV95: $i,SV114: $i,SV126: $i] :
      ( ( ( in @ SV126 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
        = $false )
      | ( ( ~ ( in @ SV126 @ SV95 ) )
        = $true )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[911]) ).

thf(914,plain,
    ! [SV43: $i,SV111: $i,SV95: $i,SV125: $i] :
      ( ( ( in @ SV125 @ SV95 )
        = $false )
      | ( ( in @ SV125 @ ( sK38_SY487 @ SV111 @ SV95 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV43 )
        = $false )
      | ( ( in @ SV111 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[912]) ).

thf(915,plain,
    ! [SV43: $i,SV114: $i,SV95: $i,SV126: $i] :
      ( ( ( in @ SV126 @ SV95 )
        = $false )
      | ( ( in @ SV126 @ ( sK39_SY487 @ SV114 @ SV95 @ SV43 ) )
        = $false )
      | ( ( in @ ( sK31_SY485 @ SV43 @ SV95 ) @ SV95 )
        = $true )
      | ( ( in @ SV114 @ SV95 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[913]) ).

thf(916,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[70,915,914,907,905,901,900,897,896,884,877,876,874,867,864,862,861,852,851,816,809,786,781,780,779,773,772,767,766,763,751,736,728,713,686,676,675,669,650,649,648,639,630,629,627,626,624,623,613,611,610,607,600,599,596,593,589,582,581,576,573,567,566,556,555,554,549,537,536,535,532,531,523,521,520,518,517,515,512,511,497,471,470,469,442,432,416,415,412,409,403,385,384,383,381,380,370,354,350,349,346,320,318,317,316,314,309,297,290,280,279,278,266,241,191,190,189,143,142,141,94]) ).

thf(917,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[916]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU531^1 : TPTP v9.3.1. Released v3.7.0.
% 0.00/0.04  % Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.08/0.19  % Computer : n014.cluster.edu
% 0.08/0.19  % Model    : x86_64 x86_64
% 0.08/0.19  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.19  % Memory   : 8046.5625MB
% 0.08/0.19  % OS       : Linux 6.8.0-71-generic
% 0.08/0.19  % CPULimit : 300
% 0.08/0.19  % WCLimit  : 300
% 0.08/0.19  % DateTime : Tue Oct  6 15:27:41 UTC 2026
% 0.08/0.20  % CPUTime  : 
% 0.08/0.20  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 3.60/0.84  
% 3.60/0.84   No.of.Axioms: 0
% 3.60/0.84  
% 3.60/0.84   Length.of.Defs: 10142
% 3.60/0.84  
% 3.60/0.84   Contains.Choice.Funs: true
% 3.60/0.84  ...................................
% 3.60/0.84  
% 3.60/0.84  ********************************
% 3.60/0.84  *   All subproblems solved!    *
% 3.60/0.84  ********************************
% 3.60/0.84  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:47,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:25,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:916,loop_count:0,foatp_calls:1,translation:fof_full)
% 3.60/0.84  
% 3.60/0.84  %**** Beginning of derivation protocol ****
% 3.60/0.84  % SZS output start CNFRefutation
% See solution above
% 3.60/0.85  
% 3.60/0.85  %**** End of derivation protocol ****
% 3.60/0.85  %**** no. of clauses in derivation: 917 ****
% 3.60/0.85  %**** clause counter: 916 ****
% 3.60/0.85  
% 3.60/0.85  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:47,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:25,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:916,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------