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Leo-III---1.8.0.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : SEU164+3 : TPTP v9.3.1. Bugfixed v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39

% 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 : Sun Sep 27 08:37:51 AM UTC 2026

% Result   : Theorem 92.27s 24.50s
% Output   : Refutation 89.89s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   35
%            Number of leaves      :   23
% Syntax   : Number of formulae    :  634 ( 224 unt;   0 typ;  12 def)
%            Number of atoms       : 1730 ( 749 equ;   0 cnn)
%            Maximal formula atoms :   26 (   2 avg)
%            Number of connectives : 6460 ( 981   ~; 607   |;  56   &;4745   @)
%                                         (   9 <=>;  62  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   23 (   6 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   22 (  19 usr;   5 con; 0-3 aty)
%            Number of variables   :  874 (  19   ^; 828   !;  15   ?; 874   :)
%                                         (   0  !>;   0  ?*;   0  @-;  12  @+)

% Comments : 
%------------------------------------------------------------------------------
thf(union_decl,type,
    union: $i > $i ).

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

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

thf(singleton_decl,type,
    singleton: $i > $i ).

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

thf(empty_decl,type,
    empty: $i > $o ).

thf(sk1_decl,type,
    sk1: $i ).

thf(sk2_decl,type,
    sk2: $i > $i > $i ).

thf(sk3_decl,type,
    sk3: $i > $i > $i ).

thf(sk4_decl,type,
    sk4: $i > $i > $i ).

thf(sk5_decl,type,
    sk5: $i > $i > $i ).

thf(sk6_decl,type,
    sk6: $i > $i > $i ).

thf(sk7_decl,type,
    sk7: $i > $i > $i > $i ).

thf(sk8_decl,type,
    sk8: $i > $i > $o ).

thf(sk9_decl,type,
    sk9: $i > $i > $i ).

thf(sk10_decl,type,
    sk10: $i > $i > $i ).

thf(sk11_decl,type,
    sk11: $i > $i > $i ).

thf(sk12_decl,type,
    sk12: $i ).

thf(sk13_decl,type,
    sk13: $i ).

thf(sk1_def,definition,
    ( sk1
    = ( @+[A: $i] :
          ( ( A @ powerset @ union )
         != A ) ) ) ).

thf(sk2_def,definition,
    ( sk2
    = ( ^ [A: $i,B: $i] :
        @+[C: $i] :
          ~ ( ( A @ ( C @ in ) )
           => ( C = B ) ) ) ) ).

thf(sk3_def,definition,
    ( sk3
    = ( ^ [A: $i,B: $i] :
        @+[C: $i] :
          ~ ( ( C = B )
           => ( A @ ( C @ in ) ) ) ) ) ).

thf(sk4_def,definition,
    ( sk4
    = ( ^ [A: $i,B: $i] :
        @+[C: $i] :
          ~ ( ( A @ ( C @ in ) )
           => ( B @ ( C @ subset ) ) ) ) ) ).

thf(sk5_def,definition,
    ( sk5
    = ( ^ [A: $i,B: $i] :
        @+[C: $i] :
          ~ ( ( B @ ( C @ subset ) )
           => ( A @ ( C @ in ) ) ) ) ) ).

thf(sk6_def,definition,
    ( sk6
    = ( ^ [A: $i,B: $i] :
        @+[C: $i] :
          ~ ( ( B @ ( C @ in ) )
           => ( A @ ( C @ in ) ) ) ) ) ).

thf(sk7_def,definition,
    ( sk7
    = ( ^ [A: $i,B: $i,C: $i] :
        @+[D: $i] :
          ( ( C @ ( D @ in ) )
          & ( D @ ( A @ in ) ) ) ) ) ).

thf(sk9_def,definition,
    ( sk9
    = ( ^ [A: $i,B: $i] :
        @+[C: $i] :
          ~ ( ( A @ ( C @ in ) )
           => ? [D: $i] :
                ( ( B @ ( D @ in ) )
                & ( D @ ( C @ in ) ) ) ) ) ) ).

thf(sk10_def,definition,
    ( sk10
    = ( ^ [A: $i,B: $i] :
        @+[C: $i] :
          ~ ( ? [D: $i] :
                ( ( B @ ( D @ in ) )
                & ( D @ ( C @ in ) ) )
           => ( A @ ( C @ in ) ) ) ) ) ).

thf(sk11_def,definition,
    ( sk11
    = ( ^ [A: $i,B: $i] :
        @+[C: $i] :
          ( ( B @ ( C @ in ) )
          & ( C @ ( B @ ( A @ sk10 ) @ in ) ) ) ) ) ).

thf(sk12_def,definition,
    ( sk12
    = ( @+[A: $i] : ( A @ empty ) ) ) ).

thf(sk13_def,definition,
    ( sk13
    = ( @+[A: $i] :
          ~ ( A @ empty ) ) ) ).

thf(9,axiom,
    ? [A: $i] : ( A @ empty ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(101,plain,
    ? [A: $i] : ( A @ empty ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(4,axiom,
    ! [A: $i,B: $i] :
      ( ( B
        = ( A @ singleton ) )
    <=> ! [C: $i] :
          ( ( B @ ( C @ in ) )
        <=> ( C = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_tarski) ).

thf(18,plain,
    ! [A: $i,B: $i] :
      ( ( ! [C: $i] :
            ( ( ( C = A )
             => ( B @ ( C @ in ) ) )
            & ( ( B @ ( C @ in ) )
             => ( C = A ) ) )
       => ( B
          = ( A @ singleton ) ) )
      & ( ( B
          = ( A @ singleton ) )
       => ! [C: $i] :
            ( ( ( C = A )
             => ( B @ ( C @ in ) ) )
            & ( ( B @ ( C @ in ) )
             => ( C = A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(19,plain,
    ( ! [A: $i,B: $i] :
        ( ( ! [C: $i] :
              ( ( C = A )
             => ( B @ ( C @ in ) ) )
          & ! [C: $i] :
              ( ( B @ ( C @ in ) )
             => ( C = A ) ) )
       => ( B
          = ( A @ singleton ) ) )
    & ! [A: $i,B: $i] :
        ( ( B
          = ( A @ singleton ) )
       => ( ! [C: $i] :
              ( ( C = A )
             => ( B @ ( C @ in ) ) )
          & ! [C: $i] :
              ( ( B @ ( C @ in ) )
             => ( C = A ) ) ) ) ),
    inference(miniscope,[status(thm)],[18]) ).

thf(20,plain,
    ! [F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( F
          = ( E @ singleton ) )
        | ~ ( F @ ( E @ ( F @ sk3 ) @ in ) )
        | ( ( E @ ( F @ sk2 ) )
         != E ) )
      & ( ( F
          = ( E @ singleton ) )
        | ( ( E @ ( F @ sk3 ) )
          = E )
        | ( ( E @ ( F @ sk2 ) )
         != E ) )
      & ( ( F
          = ( E @ singleton ) )
        | ~ ( F @ ( E @ ( F @ sk3 ) @ in ) )
        | ( F @ ( E @ ( F @ sk2 ) @ in ) ) )
      & ( ( F
          = ( E @ singleton ) )
        | ( ( E @ ( F @ sk3 ) )
          = E )
        | ( F @ ( E @ ( F @ sk2 ) @ in ) ) )
      & ( ( B @ ( D @ in ) )
        | ( D != A )
        | ( B
         != ( A @ singleton ) ) )
      & ( ( C = A )
        | ~ ( B @ ( C @ in ) )
        | ( B
         != ( A @ singleton ) ) ) ),
    inference(cnf,[status(esa)],[19]) ).

thf(21,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ in ) )
      | ( C != A )
      | ( B
       != ( A @ singleton ) ) ),
    inference(cnfConj,[status(thm)],[20]) ).

thf(27,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ in ) )
      | ( C != A )
      | ( B
       != ( A @ singleton ) ) ),
    inference(lifteq,[status(thm)],[21]) ).

thf(28,plain,
    ! [A: $i] : ( A @ singleton @ ( A @ in ) ),
    inference(simp,[status(thm)],[27]) ).

thf(23,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C = A )
      | ~ ( B @ ( C @ in ) )
      | ( B
       != ( A @ singleton ) ) ),
    inference(cnfConj,[status(thm)],[20]) ).

thf(37,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( C @ in ) )
      | ( C = A )
      | ( B
       != ( A @ singleton ) ) ),
    inference(lifteq,[status(thm)],[23]) ).

thf(38,plain,
    ! [B: $i,A: $i] :
      ( ~ ( A @ singleton @ ( B @ in ) )
      | ( B = A ) ),
    inference(simp,[status(thm)],[37]) ).

thf(102,plain,
    sk12 @ empty,
    inference(cnf,[status(esa)],[101]) ).

thf(10,axiom,
    ? [A: $i] :
      ~ ( A @ empty ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(103,plain,
    ? [A: $i] :
      ~ ( A @ empty ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(104,plain,
    ~ ! [A: $i] : ( A @ empty ),
    inference(miniscope,[status(thm)],[103]) ).

thf(105,plain,
    ~ ( sk13 @ empty ),
    inference(cnf,[status(esa)],[104]) ).

thf(119,plain,
    ( ( ( sk13 @ empty )
     != ( sk12 @ empty ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[102,105]) ).

thf(120,plain,
    ( ( sk13 @ empty )
   != ( sk12 @ empty ) ),
    inference(simp,[status(thm)],[119]) ).

thf(121,plain,
    sk13 != sk12,
    inference(simp,[status(thm)],[120]) ).

thf(142,plain,
    ! [B: $i,A: $i] :
      ( ( B != sk13 )
      | ( A != sk12 )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,121]) ).

thf(143,plain,
    ! [A: $i] :
      ( ( A != sk12 )
      | ~ ( A @ singleton @ ( sk13 @ in ) ) ),
    inference(pattern_uni,[status(thm)],[142:[bind(A,$thf( A )),bind(B,$thf( sk13 ))]]) ).

thf(200,plain,
    ~ ( sk12 @ singleton @ ( sk13 @ in ) ),
    inference(simp,[status(thm)],[143]) ).

thf(219,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk12 @ singleton @ ( sk13 @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,200]) ).

thf(220,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk12 @ singleton @ ( sk13 @ in ) ) ),
    inference(simp,[status(thm)],[219]) ).

thf(233,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk12 @ singleton ) )
      | ( A != sk13 ) ),
    inference(simp,[status(thm)],[220]) ).

thf(237,plain,
    ( ( sk13 @ singleton )
   != ( sk12 @ singleton ) ),
    inference(simp,[status(thm)],[233]) ).

thf(466,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk13 @ singleton ) )
      | ( B
       != ( sk12 @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,237]) ).

thf(467,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton ) )
      | ~ ( sk13 @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[466:[bind(A,$thf( sk13 @ singleton )),bind(B,$thf( B ))]]) ).

thf(475,plain,
    ~ ( sk13 @ singleton @ singleton @ ( sk12 @ singleton @ in ) ),
    inference(simp,[status(thm)],[467]) ).

thf(509,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk13 @ singleton @ singleton @ ( sk12 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,475]) ).

thf(510,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk13 @ singleton @ singleton @ ( sk12 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[509]) ).

thf(547,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk13 @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton ) ) ),
    inference(simp,[status(thm)],[510]) ).

thf(550,plain,
    ( ( sk13 @ singleton @ singleton )
   != ( sk12 @ singleton @ singleton ) ),
    inference(simp,[status(thm)],[547]) ).

thf(783,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,550]) ).

thf(784,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[783:[bind(A,$thf( A )),bind(B,$thf( sk13 @ singleton @ singleton ))]]) ).

thf(804,plain,
    ~ ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[784]) ).

thf(850,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,804]) ).

thf(851,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[850]) ).

thf(904,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[851]) ).

thf(909,plain,
    ( ( sk13 @ singleton @ singleton @ singleton )
   != ( sk12 @ singleton @ singleton @ singleton ) ),
    inference(simp,[status(thm)],[904]) ).

thf(11,axiom,
    ! [A: $i,B: $i] : ( A @ ( A @ subset ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(106,plain,
    ! [A: $i] : ( A @ ( A @ subset ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(107,plain,
    ! [A: $i] : ( A @ ( A @ subset ) ),
    inference(cnf,[status(esa)],[106]) ).

thf(5,axiom,
    ! [A: $i,B: $i] :
      ( ( B
        = ( A @ powerset ) )
    <=> ! [C: $i] :
          ( ( B @ ( C @ in ) )
        <=> ( A @ ( C @ subset ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_zfmisc_1) ).

thf(39,plain,
    ! [A: $i,B: $i] :
      ( ( ! [C: $i] :
            ( ( ( A @ ( C @ subset ) )
             => ( B @ ( C @ in ) ) )
            & ( ( B @ ( C @ in ) )
             => ( A @ ( C @ subset ) ) ) )
       => ( B
          = ( A @ powerset ) ) )
      & ( ( B
          = ( A @ powerset ) )
       => ! [C: $i] :
            ( ( ( A @ ( C @ subset ) )
             => ( B @ ( C @ in ) ) )
            & ( ( B @ ( C @ in ) )
             => ( A @ ( C @ subset ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(40,plain,
    ( ! [A: $i,B: $i] :
        ( ( ! [C: $i] :
              ( ( A @ ( C @ subset ) )
             => ( B @ ( C @ in ) ) )
          & ! [C: $i] :
              ( ( B @ ( C @ in ) )
             => ( A @ ( C @ subset ) ) ) )
       => ( B
          = ( A @ powerset ) ) )
    & ! [A: $i,B: $i] :
        ( ( B
          = ( A @ powerset ) )
       => ( ! [C: $i] :
              ( ( A @ ( C @ subset ) )
             => ( B @ ( C @ in ) ) )
          & ! [C: $i] :
              ( ( B @ ( C @ in ) )
             => ( A @ ( C @ subset ) ) ) ) ) ),
    inference(miniscope,[status(thm)],[39]) ).

thf(41,plain,
    ! [F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( F
          = ( E @ powerset ) )
        | ~ ( F @ ( E @ ( F @ sk5 ) @ in ) )
        | ~ ( E @ ( E @ ( F @ sk4 ) @ subset ) ) )
      & ( ( F
          = ( E @ powerset ) )
        | ( E @ ( E @ ( F @ sk5 ) @ subset ) )
        | ~ ( E @ ( E @ ( F @ sk4 ) @ subset ) ) )
      & ( ( F
          = ( E @ powerset ) )
        | ~ ( F @ ( E @ ( F @ sk5 ) @ in ) )
        | ( F @ ( E @ ( F @ sk4 ) @ in ) ) )
      & ( ( F
          = ( E @ powerset ) )
        | ( E @ ( E @ ( F @ sk5 ) @ subset ) )
        | ( F @ ( E @ ( F @ sk4 ) @ in ) ) )
      & ( ( B @ ( D @ in ) )
        | ~ ( A @ ( D @ subset ) )
        | ( B
         != ( A @ powerset ) ) )
      & ( ( A @ ( C @ subset ) )
        | ~ ( B @ ( C @ in ) )
        | ( B
         != ( A @ powerset ) ) ) ),
    inference(cnf,[status(esa)],[40]) ).

thf(46,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ in ) )
      | ~ ( A @ ( C @ subset ) )
      | ( B
       != ( A @ powerset ) ) ),
    inference(cnfConj,[status(thm)],[41]) ).

thf(50,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ in ) )
      | ~ ( A @ ( C @ subset ) )
      | ( B
       != ( A @ powerset ) ) ),
    inference(lifteq,[status(thm)],[46]) ).

thf(51,plain,
    ! [B: $i,A: $i] :
      ( ( A @ powerset @ ( B @ in ) )
      | ~ ( A @ ( B @ subset ) ) ),
    inference(simp,[status(thm)],[50]) ).

thf(2489,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ subset ) )
       != ( B @ ( C @ subset ) ) )
      | ( B @ powerset @ ( C @ in ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[107,51]) ).

thf(2490,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ subset ) )
       != ( B @ ( C @ subset ) ) )
      | ( B @ powerset @ ( C @ in ) ) ),
    inference(simp,[status(thm)],[2489]) ).

thf(2491,plain,
    ! [A: $i] : ( A @ powerset @ ( A @ in ) ),
    inference(pattern_uni,[status(thm)],[2490:[bind(A,$thf( A )),bind(B,$thf( A )),bind(C,$thf( A ))]]) ).

thf(1,conjecture,
    ! [A: $i] :
      ( ( A @ powerset @ union )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t99_zfmisc_1) ).

thf(2,negated_conjecture,
    ~ ! [A: $i] :
        ( ( A @ powerset @ union )
        = A ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(13,plain,
    ~ ! [A: $i] :
        ( ( A @ powerset @ union )
        = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(14,plain,
    ( ( sk1 @ powerset @ union )
   != sk1 ),
    inference(cnf,[status(esa)],[13]) ).

thf(15,plain,
    ( ( sk1 @ powerset @ union )
   != sk1 ),
    inference(lifteq,[status(thm)],[14]) ).

thf(168,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union ) )
      | ( B != sk1 )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,15]) ).

thf(169,plain,
    ! [A: $i] :
      ( ( A != sk1 )
      | ~ ( sk1 @ powerset @ union @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[168:[bind(A,$thf( sk1 @ powerset @ union )),bind(B,$thf( B ))]]) ).

thf(210,plain,
    ~ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ in ) ),
    inference(simp,[status(thm)],[169]) ).

thf(2551,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ powerset @ union @ singleton @ ( sk1 @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,210]) ).

thf(2552,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ powerset @ union @ singleton @ ( sk1 @ in ) ) ),
    inference(simp,[status(thm)],[2551]) ).

thf(2573,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ union @ singleton ) )
      | ( A != sk1 ) ),
    inference(simp,[status(thm)],[2552]) ).

thf(2595,plain,
    ( ( sk1 @ powerset @ union @ singleton )
   != ( sk1 @ powerset ) ),
    inference(simp,[status(thm)],[2573]) ).

thf(7,axiom,
    ! [A: $i,B: $i] :
      ( ( B
        = ( A @ union ) )
    <=> ! [C: $i] :
          ( ( B @ ( C @ in ) )
        <=> ? [D: $i] :
              ( ( A @ ( D @ in ) )
              & ( D @ ( C @ in ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_tarski) ).

thf(68,plain,
    ! [A: $i,B: $i] :
      ( ( ! [C: $i] :
            ( ( ? [D: $i] :
                  ( ( A @ ( D @ in ) )
                  & ( D @ ( C @ in ) ) )
             => ( B @ ( C @ in ) ) )
            & ( ( B @ ( C @ in ) )
             => ? [D: $i] :
                  ( ( A @ ( D @ in ) )
                  & ( D @ ( C @ in ) ) ) ) )
       => ( B
          = ( A @ union ) ) )
      & ( ( B
          = ( A @ union ) )
       => ! [C: $i] :
            ( ( ? [D: $i] :
                  ( ( A @ ( D @ in ) )
                  & ( D @ ( C @ in ) ) )
             => ( B @ ( C @ in ) ) )
            & ( ( B @ ( C @ in ) )
             => ? [D: $i] :
                  ( ( A @ ( D @ in ) )
                  & ( D @ ( C @ in ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(69,plain,
    ( ! [A: $i,B: $i] :
        ( ( ! [C: $i] :
              ( ? [D: $i] :
                  ( ( A @ ( D @ in ) )
                  & ( D @ ( C @ in ) ) )
             => ( B @ ( C @ in ) ) )
          & ! [C: $i] :
              ( ( B @ ( C @ in ) )
             => ? [D: $i] :
                  ( ( A @ ( D @ in ) )
                  & ( D @ ( C @ in ) ) ) ) )
       => ( B
          = ( A @ union ) ) )
    & ! [A: $i,B: $i] :
        ( ( B
          = ( A @ union ) )
       => ( ! [C: $i] :
              ( ? [D: $i] :
                  ( ( A @ ( D @ in ) )
                  & ( D @ ( C @ in ) ) )
             => ( B @ ( C @ in ) ) )
          & ! [C: $i] :
              ( ( B @ ( C @ in ) )
             => ? [D: $i] :
                  ( ( A @ ( D @ in ) )
                  & ( D @ ( C @ in ) ) ) ) ) ) ),
    inference(miniscope,[status(thm)],[68]) ).

thf(70,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( G
          = ( F @ union ) )
        | ~ ( G @ ( F @ ( G @ sk10 ) @ in ) )
        | ( G @ ( F @ sk8 ) ) )
      & ( ( G
          = ( F @ union ) )
        | ( F @ ( F @ ( G @ sk11 ) @ in ) )
        | ( G @ ( F @ sk8 ) ) )
      & ( ( G
          = ( F @ union ) )
        | ( F @ ( G @ sk11 ) @ ( F @ ( G @ sk10 ) @ in ) )
        | ( G @ ( F @ sk8 ) ) )
      & ( ( G
          = ( F @ union ) )
        | ~ ( G @ ( F @ sk8 ) )
        | ~ ( F @ ( H @ in ) )
        | ~ ( H @ ( F @ ( G @ sk9 ) @ in ) ) )
      & ( ( G
          = ( F @ union ) )
        | ~ ( G @ ( F @ sk8 ) )
        | ( G @ ( F @ ( G @ sk9 ) @ in ) ) )
      & ( ( B @ ( D @ in ) )
        | ~ ( A @ ( E @ in ) )
        | ~ ( E @ ( D @ in ) )
        | ( B
         != ( A @ union ) ) )
      & ( ( A @ ( A @ ( B @ ( C @ sk7 ) ) @ in ) )
        | ~ ( B @ ( C @ in ) )
        | ( B
         != ( A @ union ) ) )
      & ( ( A @ ( B @ ( C @ sk7 ) ) @ ( C @ in ) )
        | ~ ( B @ ( C @ in ) )
        | ( B
         != ( A @ union ) ) ) ),
    inference(cnf,[status(esa)],[69]) ).

thf(71,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ( A @ ( B @ ( C @ sk7 ) ) @ in ) )
      | ~ ( B @ ( C @ in ) )
      | ( B
       != ( A @ union ) ) ),
    inference(cnfConj,[status(thm)],[70]) ).

thf(87,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ( A @ ( B @ ( C @ sk7 ) ) @ in ) )
      | ~ ( B @ ( C @ in ) )
      | ( B
       != ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[71]) ).

thf(88,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( A @ union @ ( B @ sk7 ) ) @ in ) )
      | ~ ( A @ union @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[87]) ).

thf(2555,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ ( sk13 @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,200]) ).

thf(2556,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ ( sk13 @ in ) ) ),
    inference(simp,[status(thm)],[2555]) ).

thf(2562,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton ) )
      | ( A != sk13 ) ),
    inference(simp,[status(thm)],[2556]) ).

thf(2583,plain,
    ( ( sk12 @ singleton )
   != ( sk13 @ powerset ) ),
    inference(simp,[status(thm)],[2562]) ).

thf(2614,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk12 @ singleton ) )
      | ( A
       != ( sk13 @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2583]) ).

thf(2615,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ powerset ) )
      | ~ ( A @ singleton @ ( sk12 @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2614:[bind(A,$thf( A )),bind(B,$thf( sk12 @ singleton ))]]) ).

thf(2628,plain,
    ~ ( sk13 @ powerset @ singleton @ ( sk12 @ singleton @ in ) ),
    inference(simp,[status(thm)],[2615]) ).

thf(3531,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ powerset @ singleton @ ( sk12 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2628]) ).

thf(3532,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ powerset @ singleton @ ( sk12 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[3531]) ).

thf(3595,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ singleton ) ) ),
    inference(simp,[status(thm)],[3532]) ).

thf(3602,plain,
    ( ( sk13 @ powerset @ singleton )
   != ( sk12 @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[3595]) ).

thf(3856,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3602]) ).

thf(3857,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( sk13 @ powerset @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[3856:[bind(A,$thf( A )),bind(B,$thf( sk13 @ powerset @ singleton ))]]) ).

thf(3883,plain,
    ~ ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ powerset @ singleton @ in ) ),
    inference(simp,[status(thm)],[3857]) ).

thf(8025,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ powerset @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,3883]) ).

thf(8026,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ powerset @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[8025]) ).

thf(8163,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ powerset @ singleton ) ) ),
    inference(simp,[status(thm)],[8026]) ).

thf(8186,plain,
    ( ( sk12 @ singleton @ powerset @ singleton )
   != ( sk13 @ powerset @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[8163]) ).

thf(3,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ in ) )
     => ~ ( A @ ( B @ in ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(16,plain,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ in ) )
     => ~ ( A @ ( B @ in ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(17,plain,
    ! [B: $i,A: $i] :
      ( ~ ( A @ ( B @ in ) )
      | ~ ( B @ ( A @ in ) ) ),
    inference(cnf,[status(esa)],[16]) ).

thf(122,plain,
    ! [B: $i,A: $i] :
      ( ~ $true
      | ( ( A @ ( B @ in ) )
       != ( B @ ( A @ in ) ) )
      | ~ ( B @ ( A @ in ) ) ),
    inference(eqfactor_ordered,[status(thm)],[17]) ).

thf(123,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ in ) ),
    inference(pattern_uni,[status(thm)],[122:[bind(A,$thf( B ))]]) ).

thf(124,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ in ) ),
    inference(simp,[status(thm)],[123]) ).

thf(2518,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ ( B @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,124]) ).

thf(2519,plain,
    ! [B: $i,A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( B @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[2518]) ).

thf(2576,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != B )
      | ( A != B ) ),
    inference(simp,[status(thm)],[2519]) ).

thf(2598,plain,
    ! [A: $i] :
      ( ( A @ powerset )
     != A ),
    inference(simp,[status(thm)],[2576]) ).

thf(6050,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
       != ( C @ powerset ) )
      | ( B != C )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2598]) ).

thf(6051,plain,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ~ ( B @ powerset @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6050:[bind(A,$thf( D @ powerset )),bind(B,$thf( B )),bind(C,$thf( D ))]]) ).

thf(6063,plain,
    ! [A: $i] :
      ~ ( A @ powerset @ singleton @ ( A @ in ) ),
    inference(simp,[status(thm)],[6051]) ).

thf(1108,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,909]) ).

thf(1109,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( sk13 @ singleton @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[1108:[bind(A,$thf( A )),bind(B,$thf( sk13 @ singleton @ singleton @ singleton ))]]) ).

thf(1142,plain,
    ~ ( sk12 @ singleton @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[1109]) ).

thf(144,plain,
    ! [B: $i,A: $i] :
      ( ( A != sk13 )
      | ( B != sk12 )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,121]) ).

thf(145,plain,
    ! [A: $i] :
      ( ( A != sk12 )
      | ~ ( sk13 @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[144:[bind(A,$thf( sk13 ))]]) ).

thf(201,plain,
    ~ ( sk13 @ singleton @ ( sk12 @ in ) ),
    inference(simp,[status(thm)],[145]) ).

thf(2506,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ ( sk12 @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,201]) ).

thf(2507,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ ( sk12 @ in ) ) ),
    inference(simp,[status(thm)],[2506]) ).

thf(2569,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton ) )
      | ( A != sk12 ) ),
    inference(simp,[status(thm)],[2507]) ).

thf(2591,plain,
    ( ( sk13 @ singleton )
   != ( sk12 @ powerset ) ),
    inference(simp,[status(thm)],[2569]) ).

thf(2634,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ singleton ) )
      | ( A
       != ( sk12 @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2591]) ).

thf(2635,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ powerset ) )
      | ~ ( A @ singleton @ ( sk13 @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2634:[bind(A,$thf( A )),bind(B,$thf( sk13 @ singleton ))]]) ).

thf(2649,plain,
    ~ ( sk12 @ powerset @ singleton @ ( sk13 @ singleton @ in ) ),
    inference(simp,[status(thm)],[2635]) ).

thf(3707,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk12 @ powerset @ singleton @ ( sk13 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,2649]) ).

thf(3708,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk12 @ powerset @ singleton @ ( sk13 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[3707]) ).

thf(3756,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk12 @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ singleton ) ) ),
    inference(simp,[status(thm)],[3708]) ).

thf(3769,plain,
    ( ( sk13 @ singleton @ singleton )
   != ( sk12 @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[3756]) ).

thf(4940,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3769]) ).

thf(4941,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[4940:[bind(A,$thf( A )),bind(B,$thf( sk13 @ singleton @ singleton ))]]) ).

thf(4973,plain,
    ~ ( sk12 @ powerset @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[4941]) ).

thf(10966,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk12 @ powerset @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,4973]) ).

thf(10967,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk12 @ powerset @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[10966]) ).

thf(11065,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk12 @ powerset @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[10967]) ).

thf(11080,plain,
    ( ( sk13 @ singleton @ singleton @ singleton )
   != ( sk12 @ powerset @ singleton @ singleton ) ),
    inference(simp,[status(thm)],[11065]) ).

thf(162,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ powerset @ union ) )
      | ( A != sk1 )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,15]) ).

thf(163,plain,
    ! [A: $i] :
      ( ( A != sk1 )
      | ~ ( A @ singleton @ ( sk1 @ powerset @ union @ in ) ) ),
    inference(pattern_uni,[status(thm)],[162:[bind(A,$thf( A )),bind(B,$thf( sk1 @ powerset @ union ))]]) ).

thf(209,plain,
    ~ ( sk1 @ singleton @ ( sk1 @ powerset @ union @ in ) ),
    inference(simp,[status(thm)],[163]) ).

thf(2494,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ singleton @ ( sk1 @ powerset @ union @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,209]) ).

thf(2495,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ singleton @ ( sk1 @ powerset @ union @ in ) ) ),
    inference(simp,[status(thm)],[2494]) ).

thf(2557,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union ) ) ),
    inference(simp,[status(thm)],[2495]) ).

thf(2608,plain,
    ( ( sk1 @ singleton )
   != ( sk1 @ powerset @ union @ powerset ) ),
    inference(simp,[status(thm)],[2557]) ).

thf(2729,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ singleton ) )
      | ( B
       != ( sk1 @ powerset @ union @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2608]) ).

thf(2730,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ powerset ) )
      | ~ ( sk1 @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2729:[bind(A,$thf( sk1 @ singleton )),bind(B,$thf( B ))]]) ).

thf(2740,plain,
    ~ ( sk1 @ singleton @ singleton @ ( sk1 @ powerset @ union @ powerset @ in ) ),
    inference(simp,[status(thm)],[2730]) ).

thf(2700,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton ) )
      | ( B
       != ( sk1 @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2595]) ).

thf(2701,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset ) )
      | ~ ( sk1 @ powerset @ union @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2700:[bind(A,$thf( sk1 @ powerset @ union @ singleton )),bind(B,$thf( B ))]]) ).

thf(2717,plain,
    ~ ( sk1 @ powerset @ union @ singleton @ singleton @ ( sk1 @ powerset @ in ) ),
    inference(simp,[status(thm)],[2701]) ).

thf(4040,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ powerset @ union @ singleton @ singleton @ ( sk1 @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2717]) ).

thf(4041,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ powerset @ union @ singleton @ singleton @ ( sk1 @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[4040]) ).

thf(4127,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ union @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ powerset ) ) ),
    inference(simp,[status(thm)],[4041]) ).

thf(4137,plain,
    ( ( sk1 @ powerset @ union @ singleton @ singleton )
   != ( sk1 @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[4127]) ).

thf(2638,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk13 @ singleton ) )
      | ( B
       != ( sk12 @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2591]) ).

thf(2639,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ powerset ) )
      | ~ ( sk13 @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2638:[bind(A,$thf( sk13 @ singleton )),bind(B,$thf( B ))]]) ).

thf(2650,plain,
    ~ ( sk13 @ singleton @ singleton @ ( sk12 @ powerset @ in ) ),
    inference(simp,[status(thm)],[2639]) ).

thf(3771,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ singleton @ ( sk12 @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2650]) ).

thf(3772,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ singleton @ ( sk12 @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[3771]) ).

thf(3834,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ powerset ) ) ),
    inference(simp,[status(thm)],[3772]) ).

thf(3847,plain,
    ( ( sk13 @ singleton @ singleton )
   != ( sk12 @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[3834]) ).

thf(6005,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ powerset @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3847]) ).

thf(6006,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ powerset @ powerset ) )
      | ~ ( A @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6005:[bind(A,$thf( A )),bind(B,$thf( sk13 @ singleton @ singleton ))]]) ).

thf(6039,plain,
    ~ ( sk12 @ powerset @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[6006]) ).

thf(3691,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ powerset @ singleton @ ( sk13 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2649]) ).

thf(3692,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ powerset @ singleton @ ( sk13 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[3691]) ).

thf(3753,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ singleton ) ) ),
    inference(simp,[status(thm)],[3692]) ).

thf(3767,plain,
    ( ( sk12 @ powerset @ singleton )
   != ( sk13 @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[3753]) ).

thf(4901,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk12 @ powerset @ singleton ) )
      | ( B
       != ( sk13 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3767]) ).

thf(4902,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ singleton @ powerset ) )
      | ~ ( sk12 @ powerset @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[4901:[bind(A,$thf( sk12 @ powerset @ singleton )),bind(B,$thf( B ))]]) ).

thf(4928,plain,
    ~ ( sk12 @ powerset @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ in ) ),
    inference(simp,[status(thm)],[4902]) ).

thf(10217,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ powerset @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,4928]) ).

thf(10218,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ powerset @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[10217]) ).

thf(10360,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ powerset @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ powerset ) ) ),
    inference(simp,[status(thm)],[10218]) ).

thf(10382,plain,
    ( ( sk12 @ powerset @ singleton @ singleton )
   != ( sk13 @ singleton @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[10360]) ).

thf(2692,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ powerset @ union @ singleton ) )
      | ( A
       != ( sk1 @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2595]) ).

thf(2693,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset ) )
      | ~ ( A @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2692:[bind(A,$thf( A )),bind(B,$thf( sk1 @ powerset @ union @ singleton ))]]) ).

thf(2716,plain,
    ~ ( sk1 @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ),
    inference(simp,[status(thm)],[2693]) ).

thf(3956,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk1 @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,2716]) ).

thf(3957,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk1 @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[3956]) ).

thf(4019,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk1 @ powerset @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ singleton ) ) ),
    inference(simp,[status(thm)],[3957]) ).

thf(4036,plain,
    ( ( sk1 @ powerset @ union @ singleton @ singleton )
   != ( sk1 @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[4019]) ).

thf(6649,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ powerset @ union @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,4036]) ).

thf(6650,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6649:[bind(A,$thf( A )),bind(B,$thf( sk1 @ powerset @ union @ singleton @ singleton ))]]) ).

thf(6713,plain,
    ~ ( sk1 @ powerset @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[6650]) ).

thf(6,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ subset ) )
    <=> ! [C: $i] :
          ( ( A @ ( C @ in ) )
         => ( B @ ( C @ in ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

thf(60,plain,
    ! [A: $i,B: $i] :
      ( ( ! [C: $i] :
            ( ( A @ ( C @ in ) )
           => ( B @ ( C @ in ) ) )
       => ( B @ ( A @ subset ) ) )
      & ( ( B @ ( A @ subset ) )
       => ! [C: $i] :
            ( ( A @ ( C @ in ) )
           => ( B @ ( C @ in ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(61,plain,
    ( ! [A: $i,B: $i] :
        ( ! [C: $i] :
            ( ( A @ ( C @ in ) )
           => ( B @ ( C @ in ) ) )
       => ( B @ ( A @ subset ) ) )
    & ! [A: $i,B: $i] :
        ( ( B @ ( A @ subset ) )
       => ! [C: $i] :
            ( ( A @ ( C @ in ) )
           => ( B @ ( C @ in ) ) ) ) ),
    inference(miniscope,[status(thm)],[60]) ).

thf(62,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( E @ ( D @ subset ) )
        | ~ ( E @ ( D @ ( E @ sk6 ) @ in ) ) )
      & ( ( E @ ( D @ subset ) )
        | ( D @ ( D @ ( E @ sk6 ) @ in ) ) )
      & ( ( B @ ( C @ in ) )
        | ~ ( A @ ( C @ in ) )
        | ~ ( B @ ( A @ subset ) ) ) ),
    inference(cnf,[status(esa)],[61]) ).

thf(64,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subset ) )
      | ( A @ ( A @ ( B @ sk6 ) @ in ) ) ),
    inference(cnfConj,[status(thm)],[62]) ).

thf(66,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subset ) )
      | ( A @ ( A @ ( B @ sk6 ) @ in ) ) ),
    inference(simp,[status(thm)],[64]) ).

thf(2486,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ subset ) )
       != ( C @ ( D @ subset ) ) )
      | ( C @ powerset @ ( D @ in ) )
      | ~ $true
      | ( A @ ( A @ ( B @ sk6 ) @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[66,51]) ).

thf(2487,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ subset ) )
       != ( C @ ( D @ subset ) ) )
      | ( C @ powerset @ ( D @ in ) )
      | ( A @ ( A @ ( B @ sk6 ) @ in ) ) ),
    inference(simp,[status(thm)],[2486]) ).

thf(2488,plain,
    ! [B: $i,A: $i] :
      ( ( B @ powerset @ ( A @ in ) )
      | ( A @ ( A @ ( B @ sk6 ) @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2487:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( B )),bind(D,$thf( A ))]]) ).

thf(77,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ union ) )
      | ( A @ ( A @ ( B @ sk11 ) @ in ) )
      | ( B @ ( A @ sk8 ) ) ),
    inference(cnfConj,[status(thm)],[70]) ).

thf(83,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( B @ sk11 ) @ in ) )
      | ( B @ ( A @ sk8 ) )
      | ( B
        = ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[77]) ).

thf(84,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( B @ sk11 ) @ in ) )
      | ( B @ ( A @ sk8 ) )
      | ( B
        = ( A @ union ) ) ),
    inference(simp,[status(thm)],[83]) ).

thf(1625,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ union )
       != ( sk1 @ powerset @ union ) )
      | ( B != sk1 )
      | ( A @ ( A @ ( B @ sk11 ) @ in ) )
      | ( B @ ( A @ sk8 ) ) ),
    inference(paramod_ordered,[status(thm)],[84,15]) ).

thf(1626,plain,
    ! [A: $i] :
      ( ( A != sk1 )
      | ( sk1 @ powerset @ ( sk1 @ powerset @ ( A @ sk11 ) @ in ) )
      | ( A @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(pattern_uni,[status(thm)],[1625:[bind(A,$thf( sk1 @ powerset )),bind(B,$thf( B ))]]) ).

thf(1666,plain,
    ( ( sk1 @ powerset @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ in ) )
    | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(simp,[status(thm)],[1626]) ).

thf(42,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ( C @ subset ) )
      | ~ ( B @ ( C @ in ) )
      | ( B
       != ( A @ powerset ) ) ),
    inference(cnfConj,[status(thm)],[41]) ).

thf(48,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ( C @ subset ) )
      | ~ ( B @ ( C @ in ) )
      | ( B
       != ( A @ powerset ) ) ),
    inference(lifteq,[status(thm)],[42]) ).

thf(49,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ subset ) )
      | ~ ( A @ powerset @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[48]) ).

thf(2326,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ powerset @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ in ) )
       != ( A @ powerset @ ( B @ in ) ) )
      | ( A @ ( B @ subset ) )
      | ~ $true
      | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(paramod_ordered,[status(thm)],[1666,49]) ).

thf(2327,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ powerset @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ in ) )
       != ( A @ powerset @ ( B @ in ) ) )
      | ( A @ ( B @ subset ) )
      | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(simp,[status(thm)],[2326]) ).

thf(2328,plain,
    ( ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ subset ) )
    | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(pattern_uni,[status(thm)],[2327:[bind(A,$thf( sk1 )),bind(B,$thf( sk1 @ powerset @ ( sk1 @ sk11 ) ))]]) ).

thf(76,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ union ) )
      | ~ ( B @ ( A @ sk8 ) )
      | ( B @ ( A @ ( B @ sk9 ) @ in ) ) ),
    inference(cnfConj,[status(thm)],[70]) ).

thf(89,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ sk8 ) )
      | ( B @ ( A @ ( B @ sk9 ) @ in ) )
      | ( B
        = ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[76]) ).

thf(90,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ sk8 ) )
      | ( B @ ( A @ ( B @ sk9 ) @ in ) )
      | ( B
        = ( A @ union ) ) ),
    inference(simp,[status(thm)],[89]) ).

thf(20993,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ ( sk1 @ powerset @ sk8 ) )
       != ( B @ ( A @ sk8 ) ) )
      | ~ $true
      | ( B @ ( A @ ( B @ sk9 ) @ in ) )
      | ( B
        = ( A @ union ) )
      | ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ subset ) ) ),
    inference(paramod_ordered,[status(thm)],[2328,90]) ).

thf(20994,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ ( sk1 @ powerset @ sk8 ) )
       != ( B @ ( A @ sk8 ) ) )
      | ( B @ ( A @ ( B @ sk9 ) @ in ) )
      | ( B
        = ( A @ union ) )
      | ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ subset ) ) ),
    inference(simp,[status(thm)],[20993]) ).

thf(20995,plain,
    ( ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk9 ) @ in ) )
    | ( ( sk1 @ powerset @ union )
      = sk1 )
    | ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ subset ) ) ),
    inference(pattern_uni,[status(thm)],[20994:[bind(A,$thf( sk1 @ powerset )),bind(B,$thf( sk1 ))]]) ).

thf(23140,plain,
    ( ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk9 ) @ in ) )
    | ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ subset ) ) ),
    inference(simplifyReflect,[status(thm)],[20995,15]) ).

thf(2492,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,1142]) ).

thf(2493,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2492]) ).

thf(2579,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[2493]) ).

thf(2603,plain,
    ( ( sk12 @ singleton @ singleton @ singleton @ singleton )
   != ( sk13 @ singleton @ singleton @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2579]) ).

thf(462,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ singleton ) )
      | ( A
       != ( sk12 @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,237]) ).

thf(463,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton ) )
      | ~ ( A @ singleton @ ( sk13 @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[462:[bind(A,$thf( A )),bind(B,$thf( sk13 @ singleton ))]]) ).

thf(478,plain,
    ~ ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ in ) ),
    inference(simp,[status(thm)],[463]) ).

thf(2498,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,478]) ).

thf(2499,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2498]) ).

thf(2570,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton ) ) ),
    inference(simp,[status(thm)],[2499]) ).

thf(2592,plain,
    ( ( sk12 @ singleton @ singleton )
   != ( sk13 @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2570]) ).

thf(2662,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk12 @ singleton @ singleton ) )
      | ( B
       != ( sk13 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2592]) ).

thf(2663,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ singleton @ powerset ) )
      | ~ ( sk12 @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2662:[bind(A,$thf( sk12 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(2678,plain,
    ~ ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ in ) ),
    inference(simp,[status(thm)],[2663]) ).

thf(6341,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2678]) ).

thf(6342,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[6341]) ).

thf(6455,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ powerset ) ) ),
    inference(simp,[status(thm)],[6342]) ).

thf(6470,plain,
    ( ( sk12 @ singleton @ singleton @ singleton )
   != ( sk13 @ singleton @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[6455]) ).

thf(3547,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk13 @ powerset @ singleton @ ( sk12 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,2628]) ).

thf(3548,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk13 @ powerset @ singleton @ ( sk12 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[3547]) ).

thf(3597,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk13 @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ singleton ) ) ),
    inference(simp,[status(thm)],[3548]) ).

thf(3604,plain,
    ( ( sk12 @ singleton @ singleton )
   != ( sk13 @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[3597]) ).

thf(4811,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk12 @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3604]) ).

thf(4812,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[4811:[bind(A,$thf( A )),bind(B,$thf( sk12 @ singleton @ singleton ))]]) ).

thf(4844,plain,
    ~ ( sk13 @ powerset @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[4812]) ).

thf(9382,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ powerset @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,4844]) ).

thf(9383,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ powerset @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[9382]) ).

thf(9515,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ powerset @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[9383]) ).

thf(9529,plain,
    ( ( sk13 @ powerset @ singleton @ singleton )
   != ( sk12 @ singleton @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[9515]) ).

thf(267,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ ( B @ sk6 ) @ in ) )
       != ( C @ singleton @ ( D @ in ) ) )
      | ~ $true
      | ( D = C )
      | ( B @ ( A @ subset ) ) ),
    inference(paramod_ordered,[status(thm)],[66,38]) ).

thf(268,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ ( B @ sk6 ) @ in ) )
       != ( C @ singleton @ ( D @ in ) ) )
      | ( D = C )
      | ( B @ ( A @ subset ) ) ),
    inference(simp,[status(thm)],[267]) ).

thf(269,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ singleton @ ( A @ sk6 ) )
        = B )
      | ( A @ ( B @ singleton @ subset ) ) ),
    inference(pattern_uni,[status(thm)],[268:[bind(A,$thf( G @ singleton )),bind(B,$thf( E )),bind(C,$thf( G )),bind(D,$thf( G @ singleton @ ( E @ sk6 ) ))]]) ).

thf(289,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ singleton @ ( A @ sk6 ) )
        = B )
      | ( A @ ( B @ singleton @ subset ) ) ),
    inference(simp,[status(thm)],[269]) ).

thf(43,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ powerset ) )
      | ~ ( B @ ( A @ ( B @ sk5 ) @ in ) )
      | ( B @ ( A @ ( B @ sk4 ) @ in ) ) ),
    inference(cnfConj,[status(thm)],[41]) ).

thf(56,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk5 ) @ in ) )
      | ( B @ ( A @ ( B @ sk4 ) @ in ) )
      | ( B
        = ( A @ powerset ) ) ),
    inference(lifteq,[status(thm)],[43]) ).

thf(57,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk5 ) @ in ) )
      | ( B @ ( A @ ( B @ sk4 ) @ in ) )
      | ( B
        = ( A @ powerset ) ) ),
    inference(simp,[status(thm)],[56]) ).

thf(11292,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk12 @ powerset @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,6039]) ).

thf(11293,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk12 @ powerset @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[11292]) ).

thf(11395,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk12 @ powerset @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[11293]) ).

thf(11404,plain,
    ( ( sk13 @ singleton @ singleton @ singleton )
   != ( sk12 @ powerset @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[11395]) ).

thf(170,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ powerset ) )
      | ( ( B @ union )
       != sk1 )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,15]) ).

thf(171,plain,
    ! [A: $i] :
      ( ( ( A @ union )
       != sk1 )
      | ~ ( sk1 @ powerset @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[170:[bind(A,$thf( sk1 @ powerset )),bind(B,$thf( B ))]]) ).

thf(211,plain,
    ! [A: $i] :
      ( ( ( A @ union )
       != sk1 )
      | ~ ( sk1 @ powerset @ singleton @ ( A @ in ) ) ),
    inference(simp,[status(thm)],[171]) ).

thf(2500,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ singleton @ ( sk12 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,475]) ).

thf(2501,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ singleton @ ( sk12 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2500]) ).

thf(2558,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton ) ) ),
    inference(simp,[status(thm)],[2501]) ).

thf(2609,plain,
    ( ( sk13 @ singleton @ singleton )
   != ( sk12 @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2558]) ).

thf(3499,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2609]) ).

thf(3500,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[3499:[bind(A,$thf( A )),bind(B,$thf( sk13 @ singleton @ singleton ))]]) ).

thf(3527,plain,
    ~ ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[3500]) ).

thf(293,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk1 @ singleton @ ( sk1 @ powerset @ union @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,209]) ).

thf(294,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk1 @ singleton @ ( sk1 @ powerset @ union @ in ) ) ),
    inference(simp,[status(thm)],[293]) ).

thf(316,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk1 @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union ) ) ),
    inference(simp,[status(thm)],[294]) ).

thf(323,plain,
    ( ( sk1 @ powerset @ union @ singleton )
   != ( sk1 @ singleton ) ),
    inference(simp,[status(thm)],[316]) ).

thf(480,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ powerset @ union @ singleton ) )
      | ( A
       != ( sk1 @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,323]) ).

thf(481,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ singleton ) )
      | ~ ( A @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[480:[bind(A,$thf( A )),bind(B,$thf( sk1 @ powerset @ union @ singleton ))]]) ).

thf(503,plain,
    ~ ( sk1 @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ),
    inference(simp,[status(thm)],[481]) ).

thf(632,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk1 @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,503]) ).

thf(633,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk1 @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[632]) ).

thf(681,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk1 @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ singleton ) ) ),
    inference(simp,[status(thm)],[633]) ).

thf(687,plain,
    ( ( sk1 @ powerset @ union @ singleton @ singleton )
   != ( sk1 @ singleton @ singleton ) ),
    inference(simp,[status(thm)],[681]) ).

thf(2300,plain,
    ! [A: $i] :
      ( ( ( sk1 @ powerset @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ in ) )
       != ( A @ ( A @ in ) ) )
      | ~ $true
      | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(paramod_ordered,[status(thm)],[1666,124]) ).

thf(2301,plain,
    ! [A: $i] :
      ( ( ( sk1 @ powerset @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ in ) )
       != ( A @ ( A @ in ) ) )
      | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(simp,[status(thm)],[2300]) ).

thf(2347,plain,
    ! [A: $i] :
      ( ( ( sk1 @ powerset )
       != A )
      | ( ( sk1 @ powerset @ ( sk1 @ sk11 ) )
       != A )
      | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(simp,[status(thm)],[2301]) ).

thf(2371,plain,
    ( ( ( sk1 @ powerset @ ( sk1 @ sk11 ) )
     != ( sk1 @ powerset ) )
    | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(simp,[status(thm)],[2347]) ).

thf(6659,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton @ singleton ) )
      | ( B
       != ( sk1 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,4036]) ).

thf(6660,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ singleton ) )
      | ~ ( sk1 @ powerset @ union @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6659:[bind(A,$thf( sk1 @ powerset @ union @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(6702,plain,
    ~ ( sk1 @ powerset @ union @ singleton @ singleton @ singleton @ ( sk1 @ powerset @ singleton @ in ) ),
    inference(simp,[status(thm)],[6660]) ).

thf(9416,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk13 @ powerset @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,4844]) ).

thf(9417,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk13 @ powerset @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[9416]) ).

thf(9521,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk13 @ powerset @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[9417]) ).

thf(9533,plain,
    ( ( sk12 @ singleton @ singleton @ singleton )
   != ( sk13 @ powerset @ singleton @ singleton ) ),
    inference(simp,[status(thm)],[9521]) ).

thf(2502,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ powerset @ singleton @ ( B @ in ) ) )
      | ( ( B @ union )
       != sk1 )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,211]) ).

thf(2503,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ powerset @ singleton @ ( B @ in ) ) )
      | ( ( B @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2502]) ).

thf(2565,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ singleton ) )
      | ( A != B )
      | ( ( B @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2503]) ).

thf(2586,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ singleton ) )
      | ( ( A @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2565]) ).

thf(4946,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk13 @ singleton @ singleton ) )
      | ( B
       != ( sk12 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3769]) ).

thf(4947,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ powerset @ singleton ) )
      | ~ ( sk13 @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[4946:[bind(A,$thf( sk13 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(4974,plain,
    ~ ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ powerset @ singleton @ in ) ),
    inference(simp,[status(thm)],[4947]) ).

thf(11094,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ powerset @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,4974]) ).

thf(11095,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ powerset @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[11094]) ).

thf(11233,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ powerset @ singleton ) ) ),
    inference(simp,[status(thm)],[11095]) ).

thf(11253,plain,
    ( ( sk13 @ singleton @ singleton @ singleton )
   != ( sk12 @ powerset @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[11233]) ).

thf(2618,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk12 @ singleton ) )
      | ( B
       != ( sk13 @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2583]) ).

thf(2619,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ powerset ) )
      | ~ ( sk12 @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2618:[bind(A,$thf( sk12 @ singleton )),bind(B,$thf( B ))]]) ).

thf(2629,plain,
    ~ ( sk12 @ singleton @ singleton @ ( sk13 @ powerset @ in ) ),
    inference(simp,[status(thm)],[2619]) ).

thf(3611,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ ( sk13 @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2629]) ).

thf(3612,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ ( sk13 @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[3611]) ).

thf(3676,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ powerset ) ) ),
    inference(simp,[status(thm)],[3612]) ).

thf(3686,plain,
    ( ( sk12 @ singleton @ singleton )
   != ( sk13 @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[3676]) ).

thf(4859,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk12 @ singleton @ singleton ) )
      | ( B
       != ( sk13 @ powerset @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3686]) ).

thf(4860,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ powerset @ powerset ) )
      | ~ ( sk12 @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[4859:[bind(A,$thf( sk12 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(4888,plain,
    ~ ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ powerset @ powerset @ in ) ),
    inference(simp,[status(thm)],[4860]) ).

thf(1116,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk13 @ singleton @ singleton @ singleton ) )
      | ( B
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,909]) ).

thf(1117,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ~ ( sk13 @ singleton @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[1116:[bind(A,$thf( sk13 @ singleton @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(1143,plain,
    ~ ( sk13 @ singleton @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[1117]) ).

thf(2516,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,1143]) ).

thf(2517,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2516]) ).

thf(2568,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[2517]) ).

thf(2589,plain,
    ( ( sk13 @ singleton @ singleton @ singleton @ singleton )
   != ( sk12 @ singleton @ singleton @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2568]) ).

thf(172,plain,
    ! [B: $i,A: $i] :
      ( ( A != sk1 )
      | ( ( B @ powerset @ union )
       != sk1 )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,15]) ).

thf(173,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ union )
       != sk1 )
      | ~ ( sk1 @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[172:[bind(A,$thf( sk1 ))]]) ).

thf(212,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ union )
       != sk1 )
      | ~ ( sk1 @ singleton @ ( A @ in ) ) ),
    inference(simp,[status(thm)],[173]) ).

thf(2520,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ singleton @ ( B @ in ) ) )
      | ( ( B @ powerset @ union )
       != sk1 )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,212]) ).

thf(2521,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ singleton @ ( B @ in ) ) )
      | ( ( B @ powerset @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2520]) ).

thf(2578,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ singleton ) )
      | ( A != B )
      | ( ( B @ powerset @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2521]) ).

thf(2601,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ singleton ) )
      | ( ( A @ powerset @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2578]) ).

thf(2656,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk12 @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2592]) ).

thf(2657,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2656:[bind(A,$thf( A )),bind(B,$thf( sk12 @ singleton @ singleton ))]]) ).

thf(2677,plain,
    ~ ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[2657]) ).

thf(6236,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,2677]) ).

thf(6237,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[6236]) ).

thf(6317,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk13 @ singleton @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[6237]) ).

thf(6328,plain,
    ( ( sk12 @ singleton @ singleton @ singleton )
   != ( sk13 @ singleton @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[6317]) ).

thf(3862,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk13 @ powerset @ singleton ) )
      | ( B
       != ( sk12 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3602]) ).

thf(3863,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ powerset ) )
      | ~ ( sk13 @ powerset @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[3862:[bind(A,$thf( sk13 @ powerset @ singleton )),bind(B,$thf( B ))]]) ).

thf(3884,plain,
    ~ ( sk13 @ powerset @ singleton @ singleton @ ( sk12 @ singleton @ powerset @ in ) ),
    inference(simp,[status(thm)],[3863]) ).

thf(164,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ powerset ) )
      | ( ( A @ union )
       != sk1 )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,15]) ).

thf(165,plain,
    ! [A: $i] :
      ( ( ( A @ union )
       != sk1 )
      | ~ ( A @ singleton @ ( sk1 @ powerset @ in ) ) ),
    inference(pattern_uni,[status(thm)],[164:[bind(A,$thf( A )),bind(B,$thf( sk1 @ powerset ))]]) ).

thf(125,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( B @ ( B @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,124]) ).

thf(126,plain,
    ! [B: $i,A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( B @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[125]) ).

thf(133,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton )
       != B )
      | ( A != B ) ),
    inference(simp,[status(thm)],[126]) ).

thf(136,plain,
    ! [A: $i] :
      ( ( A @ singleton )
     != A ),
    inference(simp,[status(thm)],[133]) ).

thf(195,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
       != ( C @ singleton ) )
      | ( B != C )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,136]) ).

thf(196,plain,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ~ ( B @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[195:[bind(A,$thf( D @ singleton )),bind(B,$thf( B )),bind(C,$thf( D ))]]) ).

thf(199,plain,
    ! [A: $i] :
      ~ ( A @ singleton @ singleton @ ( A @ in ) ),
    inference(simp,[status(thm)],[196]) ).

thf(1146,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( B @ singleton @ singleton @ ( B @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,199]) ).

thf(1147,plain,
    ! [B: $i,A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( B @ singleton @ singleton @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[1146]) ).

thf(1166,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton )
       != ( B @ singleton @ singleton ) )
      | ( A != B ) ),
    inference(simp,[status(thm)],[1147]) ).

thf(1174,plain,
    ! [A: $i] :
      ( ( A @ singleton @ singleton )
     != ( A @ singleton ) ),
    inference(simp,[status(thm)],[1166]) ).

thf(72,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ union ) )
      | ( A @ ( B @ sk11 ) @ ( A @ ( B @ sk10 ) @ in ) )
      | ( B @ ( A @ sk8 ) ) ),
    inference(cnfConj,[status(thm)],[70]) ).

thf(91,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ sk11 ) @ ( A @ ( B @ sk10 ) @ in ) )
      | ( B @ ( A @ sk8 ) )
      | ( B
        = ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[72]) ).

thf(92,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ sk11 ) @ ( A @ ( B @ sk10 ) @ in ) )
      | ( B @ ( A @ sk8 ) )
      | ( B
        = ( A @ union ) ) ),
    inference(simp,[status(thm)],[91]) ).

thf(4853,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk12 @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ powerset @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3686]) ).

thf(4854,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ powerset @ powerset ) )
      | ~ ( A @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[4853:[bind(A,$thf( A )),bind(B,$thf( sk12 @ singleton @ singleton ))]]) ).

thf(4887,plain,
    ~ ( sk13 @ powerset @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[4854]) ).

thf(9742,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk13 @ powerset @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,4887]) ).

thf(9743,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk13 @ powerset @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[9742]) ).

thf(9844,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk13 @ powerset @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[9743]) ).

thf(9868,plain,
    ( ( sk12 @ singleton @ singleton @ singleton )
   != ( sk13 @ powerset @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[9844]) ).

thf(2522,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,503]) ).

thf(2523,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2522]) ).

thf(2560,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ singleton ) ) ),
    inference(simp,[status(thm)],[2523]) ).

thf(2581,plain,
    ( ( sk1 @ singleton @ singleton )
   != ( sk1 @ powerset @ union @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2560]) ).

thf(2880,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ singleton @ singleton ) )
      | ( B
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2581]) ).

thf(2881,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ~ ( sk1 @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2880:[bind(A,$thf( sk1 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(2895,plain,
    ~ ( sk1 @ singleton @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ powerset @ in ) ),
    inference(simp,[status(thm)],[2881]) ).

thf(45,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ powerset ) )
      | ~ ( B @ ( A @ ( B @ sk5 ) @ in ) )
      | ~ ( A @ ( A @ ( B @ sk4 ) @ subset ) ) ),
    inference(cnfConj,[status(thm)],[41]) ).

thf(52,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk5 ) @ in ) )
      | ~ ( A @ ( A @ ( B @ sk4 ) @ subset ) )
      | ( B
        = ( A @ powerset ) ) ),
    inference(lifteq,[status(thm)],[45]) ).

thf(53,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk5 ) @ in ) )
      | ~ ( A @ ( A @ ( B @ sk4 ) @ subset ) )
      | ( B
        = ( A @ powerset ) ) ),
    inference(simp,[status(thm)],[52]) ).

thf(2526,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( C @ ( B @ in ) ) )
      | ~ ( B @ ( C @ in ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,17]) ).

thf(2527,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( C @ ( B @ in ) ) )
      | ~ ( B @ ( C @ in ) ) ),
    inference(simp,[status(thm)],[2526]) ).

thf(2528,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ powerset @ in ) ),
    inference(pattern_uni,[status(thm)],[2527:[bind(A,$thf( D )),bind(B,$thf( D )),bind(C,$thf( D @ powerset ))]]) ).

thf(2605,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ powerset @ in ) ),
    inference(simp,[status(thm)],[2528]) ).

thf(25853,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( B @ ( B @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,2605]) ).

thf(25854,plain,
    ! [B: $i,A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( B @ ( B @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[25853]) ).

thf(25900,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton )
       != B )
      | ( A
       != ( B @ powerset ) ) ),
    inference(simp,[status(thm)],[25854]) ).

thf(25925,plain,
    ! [A: $i] :
      ( ( A @ powerset @ singleton )
     != A ),
    inference(simp,[status(thm)],[25900]) ).

thf(127,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( C @ ( B @ in ) ) )
      | ~ ( B @ ( C @ in ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,17]) ).

thf(128,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( C @ ( B @ in ) ) )
      | ~ ( B @ ( C @ in ) ) ),
    inference(simp,[status(thm)],[127]) ).

thf(129,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ singleton @ in ) ),
    inference(pattern_uni,[status(thm)],[128:[bind(A,$thf( D )),bind(B,$thf( D )),bind(C,$thf( D @ singleton ))]]) ).

thf(134,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ singleton @ in ) ),
    inference(simp,[status(thm)],[129]) ).

thf(138,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( B @ ( B @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,134]) ).

thf(139,plain,
    ! [B: $i,A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( B @ ( B @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[138]) ).

thf(140,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton )
       != B )
      | ( A
       != ( B @ singleton ) ) ),
    inference(simp,[status(thm)],[139]) ).

thf(141,plain,
    ! [A: $i] :
      ( ( A @ singleton @ singleton )
     != A ),
    inference(simp,[status(thm)],[140]) ).

thf(4895,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk12 @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3767]) ).

thf(4896,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( sk12 @ powerset @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[4895:[bind(A,$thf( A )),bind(B,$thf( sk12 @ powerset @ singleton ))]]) ).

thf(4927,plain,
    ~ ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ powerset @ singleton @ in ) ),
    inference(simp,[status(thm)],[4896]) ).

thf(10046,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ powerset @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,4927]) ).

thf(10047,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ powerset @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[10046]) ).

thf(10187,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ powerset @ singleton ) ) ),
    inference(simp,[status(thm)],[10047]) ).

thf(10203,plain,
    ( ( sk13 @ singleton @ powerset @ singleton )
   != ( sk12 @ powerset @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[10187]) ).

thf(4817,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk12 @ singleton @ singleton ) )
      | ( B
       != ( sk13 @ powerset @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3604]) ).

thf(4818,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ powerset @ singleton ) )
      | ~ ( sk12 @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[4817:[bind(A,$thf( sk12 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(4845,plain,
    ~ ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ powerset @ singleton @ in ) ),
    inference(simp,[status(thm)],[4818]) ).

thf(3505,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk13 @ singleton @ singleton ) )
      | ( B
       != ( sk12 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2609]) ).

thf(3506,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ powerset ) )
      | ~ ( sk13 @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[3505:[bind(A,$thf( sk13 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(3528,plain,
    ~ ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ powerset @ in ) ),
    inference(simp,[status(thm)],[3506]) ).

thf(7867,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,3528]) ).

thf(7868,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[7867]) ).

thf(8003,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ powerset ) ) ),
    inference(simp,[status(thm)],[7868]) ).

thf(8016,plain,
    ( ( sk13 @ singleton @ singleton @ singleton )
   != ( sk12 @ singleton @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[8003]) ).

thf(9706,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ powerset @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,4887]) ).

thf(9707,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ powerset @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[9706]) ).

thf(9849,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ powerset @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[9707]) ).

thf(9872,plain,
    ( ( sk12 @ singleton @ singleton @ powerset )
   != ( sk13 @ powerset @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[9849]) ).

thf(811,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ powerset @ union @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,687]) ).

thf(812,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[811:[bind(A,$thf( A )),bind(B,$thf( sk1 @ powerset @ union @ singleton @ singleton ))]]) ).

thf(844,plain,
    ~ ( sk1 @ singleton @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[812]) ).

thf(1177,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk1 @ singleton @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,844]) ).

thf(1178,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk1 @ singleton @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[1177]) ).

thf(1242,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk1 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[1178]) ).

thf(1249,plain,
    ( ( sk1 @ powerset @ union @ singleton @ singleton @ singleton )
   != ( sk1 @ singleton @ singleton @ singleton ) ),
    inference(simp,[status(thm)],[1242]) ).

thf(2874,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2581]) ).

thf(2875,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( sk1 @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2874:[bind(A,$thf( A )),bind(B,$thf( sk1 @ singleton @ singleton ))]]) ).

thf(2900,plain,
    ~ ( sk1 @ powerset @ union @ singleton @ powerset @ singleton @ ( sk1 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[2875]) ).

thf(789,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk13 @ singleton @ singleton ) )
      | ( B
       != ( sk12 @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,550]) ).

thf(790,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ singleton ) )
      | ~ ( sk13 @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[789:[bind(A,$thf( sk13 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(807,plain,
    ~ ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[790]) ).

thf(2553,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,807]) ).

thf(2554,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2553]) ).

thf(2567,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[2554]) ).

thf(2588,plain,
    ( ( sk13 @ singleton @ singleton @ singleton )
   != ( sk12 @ singleton @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2567]) ).

thf(6086,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk13 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2588]) ).

thf(6087,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ singleton @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( sk13 @ singleton @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6086:[bind(A,$thf( A )),bind(B,$thf( sk13 @ singleton @ singleton @ singleton ))]]) ).

thf(6129,plain,
    ~ ( sk12 @ singleton @ singleton @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[6087]) ).

thf(1849,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ ( B @ sk6 ) @ in ) )
       != ( C @ powerset @ ( D @ in ) ) )
      | ( C @ ( D @ subset ) )
      | ~ $true
      | ( B @ ( A @ subset ) ) ),
    inference(paramod_ordered,[status(thm)],[66,49]) ).

thf(1850,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ ( B @ sk6 ) @ in ) )
       != ( C @ powerset @ ( D @ in ) ) )
      | ( C @ ( D @ subset ) )
      | ( B @ ( A @ subset ) ) ),
    inference(simp,[status(thm)],[1849]) ).

thf(1851,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ powerset @ ( A @ sk6 ) @ subset ) )
      | ( A @ ( B @ powerset @ subset ) ) ),
    inference(pattern_uni,[status(thm)],[1850:[bind(A,$thf( G @ powerset )),bind(B,$thf( E )),bind(C,$thf( G )),bind(D,$thf( G @ powerset @ ( E @ sk6 ) ))]]) ).

thf(1857,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ powerset @ ( A @ sk6 ) @ subset ) )
      | ( A @ ( B @ powerset @ subset ) ) ),
    inference(simp,[status(thm)],[1851]) ).

thf(10932,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ powerset @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,4973]) ).

thf(10933,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ powerset @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[10932]) ).

thf(11071,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ powerset @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[10933]) ).

thf(11084,plain,
    ( ( sk12 @ powerset @ singleton @ singleton )
   != ( sk13 @ singleton @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[11071]) ).

thf(3934,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2716]) ).

thf(3935,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[3934]) ).

thf(4018,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ singleton ) ) ),
    inference(simp,[status(thm)],[3935]) ).

thf(4035,plain,
    ( ( sk1 @ powerset @ union @ singleton @ powerset )
   != ( sk1 @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[4018]) ).

thf(6543,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ powerset @ singleton ) )
      | ( B
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,4035]) ).

thf(6544,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ~ ( sk1 @ powerset @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6543:[bind(A,$thf( sk1 @ powerset @ singleton )),bind(B,$thf( B ))]]) ).

thf(6610,plain,
    ~ ( sk1 @ powerset @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ powerset @ in ) ),
    inference(simp,[status(thm)],[6544]) ).

thf(27629,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ powerset @ singleton @ ( B @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,6063]) ).

thf(27630,plain,
    ! [B: $i,A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( B @ powerset @ singleton @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[27629]) ).

thf(27734,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( B @ powerset @ singleton ) )
      | ( A != B ) ),
    inference(simp,[status(thm)],[27630]) ).

thf(27762,plain,
    ! [A: $i] :
      ( ( A @ powerset @ singleton )
     != ( A @ powerset ) ),
    inference(simp,[status(thm)],[27734]) ).

thf(488,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton ) )
      | ( B
       != ( sk1 @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,323]) ).

thf(489,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ singleton ) )
      | ~ ( sk1 @ powerset @ union @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[488:[bind(A,$thf( sk1 @ powerset @ union @ singleton )),bind(B,$thf( B ))]]) ).

thf(505,plain,
    ~ ( sk1 @ powerset @ union @ singleton @ singleton @ ( sk1 @ singleton @ in ) ),
    inference(simp,[status(thm)],[489]) ).

thf(2541,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ powerset @ union @ singleton @ singleton @ ( sk1 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,505]) ).

thf(2542,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ powerset @ union @ singleton @ singleton @ ( sk1 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2541]) ).

thf(2564,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ union @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ singleton ) ) ),
    inference(simp,[status(thm)],[2542]) ).

thf(2585,plain,
    ( ( sk1 @ powerset @ union @ singleton @ singleton )
   != ( sk1 @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2564]) ).

thf(6048,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B
       != ( C @ powerset ) )
      | ( A != C )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2598]) ).

thf(6049,plain,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ~ ( A @ singleton @ ( B @ powerset @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6048:[bind(A,$thf( A )),bind(B,$thf( D @ powerset )),bind(C,$thf( D ))]]) ).

thf(6062,plain,
    ! [A: $i] :
      ~ ( A @ singleton @ ( A @ powerset @ in ) ),
    inference(simp,[status(thm)],[6049]) ).

thf(27484,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ singleton @ ( B @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,6062]) ).

thf(27485,plain,
    ! [B: $i,A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( B @ singleton @ ( B @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[27484]) ).

thf(27592,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( B @ singleton ) )
      | ( A
       != ( B @ powerset ) ) ),
    inference(simp,[status(thm)],[27485]) ).

thf(27599,plain,
    ! [A: $i] :
      ( ( A @ singleton )
     != ( A @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[27592]) ).

thf(24,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ singleton ) )
      | ~ ( B @ ( A @ ( B @ sk3 ) @ in ) )
      | ( B @ ( A @ ( B @ sk2 ) @ in ) ) ),
    inference(cnfConj,[status(thm)],[20]) ).

thf(31,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk3 ) @ in ) )
      | ( B @ ( A @ ( B @ sk2 ) @ in ) )
      | ( B
        = ( A @ singleton ) ) ),
    inference(lifteq,[status(thm)],[24]) ).

thf(32,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk3 ) @ in ) )
      | ( B @ ( A @ ( B @ sk2 ) @ in ) )
      | ( B
        = ( A @ singleton ) ) ),
    inference(simp,[status(thm)],[31]) ).

thf(25,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ singleton ) )
      | ( ( A @ ( B @ sk3 ) )
        = A )
      | ( ( A @ ( B @ sk2 ) )
       != A ) ),
    inference(cnfConj,[status(thm)],[20]) ).

thf(33,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ singleton ) )
      | ( ( A @ ( B @ sk3 ) )
        = A )
      | ( ( A @ ( B @ sk2 ) )
       != A ) ),
    inference(lifteq,[status(thm)],[25]) ).

thf(34,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ singleton ) )
      | ( ( A @ ( B @ sk3 ) )
        = A )
      | ( ( A @ ( B @ sk2 ) )
       != A ) ),
    inference(simp,[status(thm)],[33]) ).

thf(47,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ powerset ) )
      | ( A @ ( A @ ( B @ sk5 ) @ subset ) )
      | ( B @ ( A @ ( B @ sk4 ) @ in ) ) ),
    inference(cnfConj,[status(thm)],[41]) ).

thf(58,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( B @ sk5 ) @ subset ) )
      | ( B @ ( A @ ( B @ sk4 ) @ in ) )
      | ( B
        = ( A @ powerset ) ) ),
    inference(lifteq,[status(thm)],[47]) ).

thf(59,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( B @ sk5 ) @ subset ) )
      | ( B @ ( A @ ( B @ sk4 ) @ in ) )
      | ( B
        = ( A @ powerset ) ) ),
    inference(simp,[status(thm)],[58]) ).

thf(6202,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2677]) ).

thf(6203,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[6202]) ).

thf(6318,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[6203]) ).

thf(6329,plain,
    ( ( sk12 @ singleton @ singleton @ powerset )
   != ( sk13 @ singleton @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[6318]) ).

thf(11787,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ singleton @ powerset ) )
      | ( B
       != ( sk13 @ singleton @ powerset @ singleton ) )
      | ( A @ ( A @ ( B @ sk5 ) @ subset ) )
      | ( B @ ( A @ ( B @ sk4 ) @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[59,6329]) ).

thf(11788,plain,
    ! [A: $i] :
      ( ( A
       != ( sk13 @ singleton @ powerset @ singleton ) )
      | ( sk12 @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ ( A @ sk5 ) @ subset ) )
      | ( A @ ( sk12 @ singleton @ singleton @ ( A @ sk4 ) @ in ) ) ),
    inference(pattern_uni,[status(thm)],[11787:[bind(A,$thf( sk12 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(11809,plain,
    ( ( sk12 @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk5 ) @ subset ) )
    | ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk4 ) @ in ) ) ),
    inference(simp,[status(thm)],[11788]) ).

thf(7306,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ( B
       != ( sk1 @ powerset @ singleton ) )
      | ( A @ ( A @ ( B @ sk5 ) @ subset ) )
      | ( B @ ( A @ ( B @ sk4 ) @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[59,4035]) ).

thf(7307,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ singleton ) )
      | ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( A @ sk5 ) @ subset ) )
      | ( A @ ( sk1 @ powerset @ union @ singleton @ ( A @ sk4 ) @ in ) ) ),
    inference(pattern_uni,[status(thm)],[7306:[bind(A,$thf( sk1 @ powerset @ union @ singleton )),bind(B,$thf( B ))]]) ).

thf(7570,plain,
    ( ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk5 ) @ subset ) )
    | ( sk1 @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk4 ) @ in ) ) ),
    inference(simp,[status(thm)],[7307]) ).

thf(8579,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk4 ) @ in ) )
       != ( A @ singleton @ ( B @ in ) ) )
      | ~ $true
      | ( B = A )
      | ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk5 ) @ subset ) ) ),
    inference(paramod_ordered,[status(thm)],[7570,38]) ).

thf(8580,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk4 ) @ in ) )
       != ( A @ singleton @ ( B @ in ) ) )
      | ( B = A )
      | ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk5 ) @ subset ) ) ),
    inference(simp,[status(thm)],[8579]) ).

thf(8581,plain,
    ( ( ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk4 ) )
      = ( sk1 @ powerset ) )
    | ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk5 ) @ subset ) ) ),
    inference(pattern_uni,[status(thm)],[8580:[bind(A,$thf( sk1 @ powerset )),bind(B,$thf( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk4 ) ))]]) ).

thf(27504,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( B @ singleton @ ( B @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,6062]) ).

thf(27505,plain,
    ! [B: $i,A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( B @ singleton @ ( B @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[27504]) ).

thf(27576,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton )
       != ( B @ singleton ) )
      | ( A
       != ( B @ powerset ) ) ),
    inference(simp,[status(thm)],[27505]) ).

thf(27618,plain,
    ! [A: $i] :
      ( ( A @ powerset @ singleton )
     != ( A @ singleton ) ),
    inference(simp,[status(thm)],[27576]) ).

thf(73,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ( B @ ( C @ sk7 ) ) @ ( C @ in ) )
      | ~ ( B @ ( C @ in ) )
      | ( B
       != ( A @ union ) ) ),
    inference(cnfConj,[status(thm)],[70]) ).

thf(85,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ( B @ ( C @ sk7 ) ) @ ( C @ in ) )
      | ~ ( B @ ( C @ in ) )
      | ( B
       != ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[73]) ).

thf(86,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ union @ ( B @ sk7 ) ) @ ( B @ in ) )
      | ~ ( A @ union @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[85]) ).

thf(2912,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ powerset @ union @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2585]) ).

thf(2913,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2912:[bind(A,$thf( A )),bind(B,$thf( sk1 @ powerset @ union @ singleton @ singleton ))]]) ).

thf(2943,plain,
    ~ ( sk1 @ singleton @ powerset @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[2913]) ).

thf(11256,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ powerset @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,6039]) ).

thf(11257,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ powerset @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[11256]) ).

thf(11398,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ powerset @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[11257]) ).

thf(11406,plain,
    ( ( sk13 @ singleton @ singleton @ powerset )
   != ( sk12 @ powerset @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[11398]) ).

thf(8,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ singleton @ subset ) )
    <=> ( B @ ( A @ in ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l2_zfmisc_1) ).

thf(95,plain,
    ! [A: $i,B: $i] :
      ( ( ( B @ ( A @ in ) )
       => ( B @ ( A @ singleton @ subset ) ) )
      & ( ( B @ ( A @ singleton @ subset ) )
       => ( B @ ( A @ in ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(96,plain,
    ( ! [A: $i,B: $i] :
        ( ( B @ ( A @ in ) )
       => ( B @ ( A @ singleton @ subset ) ) )
    & ! [A: $i,B: $i] :
        ( ( B @ ( A @ singleton @ subset ) )
       => ( B @ ( A @ in ) ) ) ),
    inference(miniscope,[status(thm)],[95]) ).

thf(97,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( D @ ( C @ singleton @ subset ) )
        | ~ ( D @ ( C @ in ) ) )
      & ( ( B @ ( A @ in ) )
        | ~ ( B @ ( A @ singleton @ subset ) ) ) ),
    inference(cnf,[status(esa)],[96]) ).

thf(98,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ in ) )
      | ~ ( B @ ( A @ singleton @ subset ) ) ),
    inference(cnfConj,[status(thm)],[97]) ).

thf(6527,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ powerset @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,4035]) ).

thf(6528,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( sk1 @ powerset @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6527:[bind(A,$thf( A )),bind(B,$thf( sk1 @ powerset @ singleton ))]]) ).

thf(6604,plain,
    ~ ( sk1 @ powerset @ union @ singleton @ powerset @ singleton @ ( sk1 @ powerset @ singleton @ in ) ),
    inference(simp,[status(thm)],[6528]) ).

thf(166,plain,
    ! [B: $i,A: $i] :
      ( ( B != sk1 )
      | ( ( A @ powerset @ union )
       != sk1 )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,15]) ).

thf(167,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ union )
       != sk1 )
      | ~ ( A @ singleton @ ( sk1 @ in ) ) ),
    inference(pattern_uni,[status(thm)],[166:[bind(A,$thf( A )),bind(B,$thf( sk1 ))]]) ).

thf(2543,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ singleton @ ( sk1 @ in ) ) )
      | ( ( B @ powerset @ union )
       != sk1 )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,167]) ).

thf(2544,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ singleton @ ( sk1 @ in ) ) )
      | ( ( B @ powerset @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2543]) ).

thf(2571,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( B @ singleton ) )
      | ( A != sk1 )
      | ( ( B @ powerset @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2544]) ).

thf(2593,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk1 @ powerset ) )
      | ( ( A @ powerset @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2571]) ).

thf(12,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( A @ ( C @ in ) )
        <=> ( B @ ( C @ in ) ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_tarski) ).

thf(108,plain,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( ( B @ ( C @ in ) )
           => ( A @ ( C @ in ) ) )
          & ( ( A @ ( C @ in ) )
           => ( B @ ( C @ in ) ) ) )
     => ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(2539,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,804]) ).

thf(2540,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2539]) ).

thf(2559,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[2540]) ).

thf(2610,plain,
    ( ( sk12 @ singleton @ singleton @ singleton )
   != ( sk13 @ singleton @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2559]) ).

thf(7743,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,3527]) ).

thf(7744,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[7743]) ).

thf(7844,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk12 @ singleton @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[7744]) ).

thf(7852,plain,
    ( ( sk13 @ singleton @ singleton @ singleton )
   != ( sk12 @ singleton @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[7844]) ).

thf(2725,plain,
    ! [B: $i,A: $i] :
      ( ( B
       != ( sk1 @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2608]) ).

thf(2726,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ powerset ) )
      | ~ ( A @ singleton @ ( sk1 @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2725:[bind(A,$thf( A )),bind(B,$thf( sk1 @ singleton ))]]) ).

thf(2739,plain,
    ~ ( sk1 @ powerset @ union @ powerset @ singleton @ ( sk1 @ singleton @ in ) ),
    inference(simp,[status(thm)],[2726]) ).

thf(5050,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk1 @ powerset @ union @ powerset @ singleton @ ( sk1 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,2739]) ).

thf(5051,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk1 @ powerset @ union @ powerset @ singleton @ ( sk1 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[5050]) ).

thf(5131,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk1 @ powerset @ union @ powerset @ singleton ) )
      | ( A
       != ( sk1 @ singleton ) ) ),
    inference(simp,[status(thm)],[5051]) ).

thf(5139,plain,
    ( ( sk1 @ singleton @ singleton )
   != ( sk1 @ powerset @ union @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[5131]) ).

thf(78,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ union ) )
      | ~ ( B @ ( A @ ( B @ sk10 ) @ in ) )
      | ( B @ ( A @ sk8 ) ) ),
    inference(cnfConj,[status(thm)],[70]) ).

thf(79,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk10 ) @ in ) )
      | ( B @ ( A @ sk8 ) )
      | ( B
        = ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[78]) ).

thf(80,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk10 ) @ in ) )
      | ( B @ ( A @ sk8 ) )
      | ( B
        = ( A @ union ) ) ),
    inference(simp,[status(thm)],[79]) ).

thf(6011,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk13 @ singleton @ singleton ) )
      | ( B
       != ( sk12 @ powerset @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,3847]) ).

thf(6012,plain,
    ! [A: $i] :
      ( ( A
       != ( sk12 @ powerset @ powerset ) )
      | ~ ( sk13 @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[6011:[bind(A,$thf( sk13 @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(6040,plain,
    ~ ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ powerset @ powerset @ in ) ),
    inference(simp,[status(thm)],[6012]) ).

thf(11426,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ powerset @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,6040]) ).

thf(11427,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ singleton @ singleton @ singleton @ ( sk12 @ powerset @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[11426]) ).

thf(11567,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ powerset @ powerset ) ) ),
    inference(simp,[status(thm)],[11427]) ).

thf(11579,plain,
    ( ( sk13 @ singleton @ singleton @ singleton )
   != ( sk12 @ powerset @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[11567]) ).

thf(2508,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ singleton @ ( sk1 @ powerset @ in ) ) )
      | ( ( B @ union )
       != sk1 )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,165]) ).

thf(2509,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ singleton @ ( sk1 @ powerset @ in ) ) )
      | ( ( B @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2508]) ).

thf(2575,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( B @ singleton ) )
      | ( A
       != ( sk1 @ powerset ) )
      | ( ( B @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2509]) ).

thf(2597,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk1 @ powerset @ powerset ) )
      | ( ( A @ union )
       != sk1 ) ),
    inference(simp,[status(thm)],[2575]) ).

thf(821,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton @ singleton ) )
      | ( B
       != ( sk1 @ singleton @ singleton ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,687]) ).

thf(822,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ singleton @ singleton ) )
      | ~ ( sk1 @ powerset @ union @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[821:[bind(A,$thf( sk1 @ powerset @ union @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(845,plain,
    ~ ( sk1 @ powerset @ union @ singleton @ singleton @ singleton @ ( sk1 @ singleton @ singleton @ in ) ),
    inference(simp,[status(thm)],[822]) ).

thf(2545,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ powerset @ union @ singleton @ singleton @ singleton @ ( sk1 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,845]) ).

thf(2546,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ powerset @ union @ singleton @ singleton @ singleton @ ( sk1 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2545]) ).

thf(2561,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ union @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[2546]) ).

thf(2582,plain,
    ( ( sk1 @ powerset @ union @ singleton @ singleton @ singleton )
   != ( sk1 @ singleton @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2561]) ).

thf(63,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ in ) )
      | ~ ( A @ ( C @ in ) )
      | ~ ( B @ ( A @ subset ) ) ),
    inference(cnfConj,[status(thm)],[62]) ).

thf(25837,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ ( B @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2605]) ).

thf(25838,plain,
    ! [B: $i,A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( B @ ( B @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[25837]) ).

thf(25906,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != B )
      | ( A
       != ( B @ powerset ) ) ),
    inference(simp,[status(thm)],[25838]) ).

thf(25931,plain,
    ! [A: $i] :
      ( ( A @ powerset @ powerset )
     != A ),
    inference(simp,[status(thm)],[25906]) ).

thf(2763,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ ( B @ sk6 ) @ in ) )
       != ( C @ singleton @ ( D @ in ) ) )
      | ~ $true
      | ( D = C )
      | ( B @ powerset @ ( A @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[2488,38]) ).

thf(2764,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ ( B @ sk6 ) @ in ) )
       != ( C @ singleton @ ( D @ in ) ) )
      | ( D = C )
      | ( B @ powerset @ ( A @ in ) ) ),
    inference(simp,[status(thm)],[2763]) ).

thf(2765,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ singleton @ ( A @ sk6 ) )
        = B )
      | ( A @ powerset @ ( B @ singleton @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2764:[bind(A,$thf( G @ singleton )),bind(B,$thf( E )),bind(C,$thf( G )),bind(D,$thf( G @ singleton @ ( E @ sk6 ) ))]]) ).

thf(2850,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ singleton @ ( A @ sk6 ) )
        = B )
      | ( A @ powerset @ ( B @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2765]) ).

thf(65,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subset ) )
      | ~ ( B @ ( A @ ( B @ sk6 ) @ in ) ) ),
    inference(cnfConj,[status(thm)],[62]) ).

thf(67,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subset ) )
      | ~ ( B @ ( A @ ( B @ sk6 ) @ in ) ) ),
    inference(simp,[status(thm)],[65]) ).

thf(9876,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ powerset @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,4888]) ).

thf(9877,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ powerset @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[9876]) ).

thf(10016,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ powerset @ powerset ) ) ),
    inference(simp,[status(thm)],[9877]) ).

thf(10028,plain,
    ( ( sk12 @ singleton @ singleton @ singleton )
   != ( sk13 @ powerset @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[10016]) ).

thf(23437,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ subset ) )
       != ( A @ ( B @ subset ) ) )
      | ( A @ powerset @ ( B @ in ) )
      | ~ $true
      | ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk9 ) @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[23140,51]) ).

thf(23438,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ subset ) )
       != ( A @ ( B @ subset ) ) )
      | ( A @ powerset @ ( B @ in ) )
      | ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk9 ) @ in ) ) ),
    inference(simp,[status(thm)],[23437]) ).

thf(23439,plain,
    ( ( sk1 @ powerset @ ( sk1 @ powerset @ ( sk1 @ sk11 ) @ in ) )
    | ( sk1 @ ( sk1 @ powerset @ ( sk1 @ sk9 ) @ in ) ) ),
    inference(pattern_uni,[status(thm)],[23438:[bind(A,$thf( sk1 )),bind(B,$thf( sk1 @ powerset @ ( sk1 @ sk11 ) ))]]) ).

thf(2524,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ ( B @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,134]) ).

thf(2525,plain,
    ! [B: $i,A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( B @ ( B @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2524]) ).

thf(2563,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != B )
      | ( A
       != ( B @ singleton ) ) ),
    inference(simp,[status(thm)],[2525]) ).

thf(2584,plain,
    ! [A: $i] :
      ( ( A @ singleton @ powerset )
     != A ),
    inference(simp,[status(thm)],[2563]) ).

thf(10742,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk5 ) @ subset ) )
       != ( A @ ( B @ subset ) ) )
      | ( A @ powerset @ ( B @ in ) )
      | ~ $true
      | ( ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk4 ) )
        = ( sk1 @ powerset ) ) ),
    inference(paramod_ordered,[status(thm)],[8581,51]) ).

thf(10743,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk5 ) @ subset ) )
       != ( A @ ( B @ subset ) ) )
      | ( A @ powerset @ ( B @ in ) )
      | ( ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk4 ) )
        = ( sk1 @ powerset ) ) ),
    inference(simp,[status(thm)],[10742]) ).

thf(10744,plain,
    ( ( sk1 @ powerset @ union @ singleton @ powerset @ ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk5 ) @ in ) )
    | ( ( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk4 ) )
      = ( sk1 @ powerset ) ) ),
    inference(pattern_uni,[status(thm)],[10743:[bind(A,$thf( sk1 @ powerset @ union @ singleton )),bind(B,$thf( sk1 @ powerset @ union @ singleton @ ( sk1 @ powerset @ singleton @ sk5 ) ))]]) ).

thf(8061,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ powerset @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,3883]) ).

thf(8062,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ powerset @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[8061]) ).

thf(8160,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk12 @ singleton @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ powerset @ singleton ) ) ),
    inference(simp,[status(thm)],[8062]) ).

thf(8183,plain,
    ( ( sk13 @ powerset @ singleton @ singleton )
   != ( sk12 @ singleton @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[8160]) ).

thf(25452,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ union )
       != ( sk1 @ powerset @ union ) )
      | ( B != sk1 )
      | ( A @ ( B @ sk11 ) @ ( A @ ( B @ sk10 ) @ in ) )
      | ( B @ ( A @ sk8 ) ) ),
    inference(paramod_ordered,[status(thm)],[92,15]) ).

thf(25453,plain,
    ! [A: $i] :
      ( ( A != sk1 )
      | ( sk1 @ powerset @ ( A @ sk11 ) @ ( sk1 @ powerset @ ( A @ sk10 ) @ in ) )
      | ( A @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(pattern_uni,[status(thm)],[25452:[bind(A,$thf( sk1 @ powerset )),bind(B,$thf( B ))]]) ).

thf(25711,plain,
    ( ( sk1 @ powerset @ ( sk1 @ sk11 ) @ ( sk1 @ powerset @ ( sk1 @ sk10 ) @ in ) )
    | ( sk1 @ ( sk1 @ powerset @ sk8 ) ) ),
    inference(simp,[status(thm)],[25453]) ).

thf(1908,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,1142]) ).

thf(1909,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ singleton @ singleton @ ( sk13 @ singleton @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[1908]) ).

thf(1979,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk12 @ singleton @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[1909]) ).

thf(1998,plain,
    ( ( sk13 @ singleton @ singleton @ singleton @ singleton )
   != ( sk12 @ singleton @ singleton @ singleton @ singleton ) ),
    inference(simp,[status(thm)],[1979]) ).

thf(8191,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk13 @ powerset @ singleton @ singleton @ ( sk12 @ singleton @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,3884]) ).

thf(8192,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk13 @ powerset @ singleton @ singleton @ ( sk12 @ singleton @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[8191]) ).

thf(8329,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk13 @ powerset @ singleton @ singleton ) )
      | ( A
       != ( sk12 @ singleton @ powerset ) ) ),
    inference(simp,[status(thm)],[8192]) ).

thf(8337,plain,
    ( ( sk13 @ powerset @ singleton @ singleton )
   != ( sk12 @ singleton @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[8329]) ).

thf(2547,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ singleton @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,844]) ).

thf(2548,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ singleton @ singleton @ singleton @ ( sk1 @ powerset @ union @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[2547]) ).

thf(2572,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[2548]) ).

thf(2594,plain,
    ( ( sk1 @ singleton @ singleton @ singleton )
   != ( sk1 @ powerset @ union @ singleton @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[2572]) ).

thf(44,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ powerset ) )
      | ( A @ ( A @ ( B @ sk5 ) @ subset ) )
      | ~ ( A @ ( A @ ( B @ sk4 ) @ subset ) ) ),
    inference(cnfConj,[status(thm)],[41]) ).

thf(54,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( B @ sk5 ) @ subset ) )
      | ~ ( A @ ( A @ ( B @ sk4 ) @ subset ) )
      | ( B
        = ( A @ powerset ) ) ),
    inference(lifteq,[status(thm)],[44]) ).

thf(55,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( B @ sk5 ) @ subset ) )
      | ~ ( A @ ( A @ ( B @ sk4 ) @ subset ) )
      | ( B
        = ( A @ powerset ) ) ),
    inference(simp,[status(thm)],[54]) ).

thf(17795,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk4 ) @ in ) )
       != ( A @ singleton @ ( B @ in ) ) )
      | ~ $true
      | ( B = A )
      | ( sk12 @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk5 ) @ subset ) ) ),
    inference(paramod_ordered,[status(thm)],[11809,38]) ).

thf(17796,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk4 ) @ in ) )
       != ( A @ singleton @ ( B @ in ) ) )
      | ( B = A )
      | ( sk12 @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk5 ) @ subset ) ) ),
    inference(simp,[status(thm)],[17795]) ).

thf(17797,plain,
    ( ( ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk4 ) )
      = ( sk13 @ singleton @ powerset ) )
    | ( sk12 @ singleton @ singleton @ ( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk5 ) @ subset ) ) ),
    inference(pattern_uni,[status(thm)],[17796:[bind(A,$thf( sk13 @ singleton @ powerset )),bind(B,$thf( sk12 @ singleton @ singleton @ ( sk13 @ singleton @ powerset @ singleton @ sk4 ) ))]]) ).

thf(2922,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( sk1 @ powerset @ union @ singleton @ singleton ) )
      | ( B
       != ( sk1 @ singleton @ powerset ) )
      | ~ ( A @ singleton @ ( B @ in ) ) ),
    inference(paramod_ordered,[status(thm)],[38,2585]) ).

thf(2923,plain,
    ! [A: $i] :
      ( ( A
       != ( sk1 @ singleton @ powerset ) )
      | ~ ( sk1 @ powerset @ union @ singleton @ singleton @ singleton @ ( A @ in ) ) ),
    inference(pattern_uni,[status(thm)],[2922:[bind(A,$thf( sk1 @ powerset @ union @ singleton @ singleton )),bind(B,$thf( B ))]]) ).

thf(2944,plain,
    ~ ( sk1 @ powerset @ union @ singleton @ singleton @ singleton @ ( sk1 @ singleton @ powerset @ in ) ),
    inference(simp,[status(thm)],[2923]) ).

thf(74,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B
        = ( A @ union ) )
      | ~ ( B @ ( A @ sk8 ) )
      | ~ ( A @ ( C @ in ) )
      | ~ ( C @ ( A @ ( B @ sk9 ) @ in ) ) ),
    inference(cnfConj,[status(thm)],[70]) ).

thf(81,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( A @ sk8 ) )
      | ~ ( A @ ( C @ in ) )
      | ~ ( C @ ( A @ ( B @ sk9 ) @ in ) )
      | ( B
        = ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[74]) ).

thf(82,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( A @ sk8 ) )
      | ~ ( A @ ( C @ in ) )
      | ~ ( C @ ( A @ ( B @ sk9 ) @ in ) )
      | ( B
        = ( A @ union ) ) ),
    inference(simp,[status(thm)],[81]) ).

thf(26,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ singleton ) )
      | ~ ( B @ ( A @ ( B @ sk3 ) @ in ) )
      | ( ( A @ ( B @ sk2 ) )
       != A ) ),
    inference(cnfConj,[status(thm)],[20]) ).

thf(35,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk3 ) @ in ) )
      | ( B
        = ( A @ singleton ) )
      | ( ( A @ ( B @ sk2 ) )
       != A ) ),
    inference(lifteq,[status(thm)],[26]) ).

thf(36,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ ( B @ sk3 ) @ in ) )
      | ( B
        = ( A @ singleton ) )
      | ( ( A @ ( B @ sk2 ) )
       != A ) ),
    inference(simp,[status(thm)],[35]) ).

thf(22,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( A @ singleton ) )
      | ( ( A @ ( B @ sk3 ) )
        = A )
      | ( B @ ( A @ ( B @ sk2 ) @ in ) ) ),
    inference(cnfConj,[status(thm)],[20]) ).

thf(29,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ ( B @ sk2 ) @ in ) )
      | ( B
        = ( A @ singleton ) )
      | ( ( A @ ( B @ sk3 ) )
        = A ) ),
    inference(lifteq,[status(thm)],[22]) ).

thf(30,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ ( B @ sk2 ) @ in ) )
      | ( B
        = ( A @ singleton ) )
      | ( ( A @ ( B @ sk3 ) )
        = A ) ),
    inference(simp,[status(thm)],[29]) ).

thf(10082,plain,
    ! [A: $i] :
      ( ( ( A @ singleton @ ( A @ in ) )
       != ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ powerset @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28,4927]) ).

thf(10083,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ in ) )
     != ( sk13 @ singleton @ powerset @ singleton @ ( sk12 @ powerset @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[10082]) ).

thf(10189,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != ( sk13 @ singleton @ powerset @ singleton ) )
      | ( A
       != ( sk12 @ powerset @ singleton ) ) ),
    inference(simp,[status(thm)],[10083]) ).

thf(10205,plain,
    ( ( sk12 @ powerset @ singleton @ singleton )
   != ( sk13 @ singleton @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[10189]) ).

thf(9544,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ powerset @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,4845]) ).

thf(9545,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ singleton @ singleton @ ( sk13 @ powerset @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[9544]) ).

thf(9679,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ singleton @ singleton ) )
      | ( A
       != ( sk13 @ powerset @ singleton ) ) ),
    inference(simp,[status(thm)],[9545]) ).

thf(9697,plain,
    ( ( sk12 @ singleton @ singleton @ singleton )
   != ( sk13 @ powerset @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[9679]) ).

thf(7709,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,3527]) ).

thf(7710,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk12 @ singleton @ powerset @ singleton @ ( sk13 @ singleton @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[7709]) ).

thf(7842,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk12 @ singleton @ powerset @ singleton ) )
      | ( A
       != ( sk13 @ singleton @ singleton ) ) ),
    inference(simp,[status(thm)],[7710]) ).

thf(7851,plain,
    ( ( sk13 @ singleton @ singleton @ powerset )
   != ( sk12 @ singleton @ powerset @ singleton ) ),
    inference(simp,[status(thm)],[7842]) ).

thf(75,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ in ) )
      | ~ ( A @ ( D @ in ) )
      | ~ ( D @ ( C @ in ) )
      | ( B
       != ( A @ union ) ) ),
    inference(cnfConj,[status(thm)],[70]) ).

thf(93,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ in ) )
      | ~ ( A @ ( D @ in ) )
      | ~ ( D @ ( C @ in ) )
      | ( B
       != ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[75]) ).

thf(94,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ union @ ( B @ in ) )
      | ~ ( A @ ( C @ in ) )
      | ~ ( C @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[93]) ).

thf(2496,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( B @ singleton @ singleton @ ( B @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,199]) ).

thf(2497,plain,
    ! [B: $i,A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( B @ singleton @ singleton @ ( B @ in ) ) ),
    inference(simp,[status(thm)],[2496]) ).

thf(2577,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ powerset )
       != ( B @ singleton @ singleton ) )
      | ( A != B ) ),
    inference(simp,[status(thm)],[2497]) ).

thf(2600,plain,
    ! [A: $i] :
      ( ( A @ singleton @ singleton )
     != ( A @ powerset ) ),
    inference(simp,[status(thm)],[2577]) ).

thf(5028,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ powerset @ union @ powerset @ singleton @ ( sk1 @ singleton @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2739]) ).

thf(5029,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ powerset @ union @ powerset @ singleton @ ( sk1 @ singleton @ in ) ) ),
    inference(simp,[status(thm)],[5028]) ).

thf(5132,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ powerset @ union @ powerset @ singleton ) )
      | ( A
       != ( sk1 @ singleton ) ) ),
    inference(simp,[status(thm)],[5029]) ).

thf(5140,plain,
    ( ( sk1 @ powerset @ union @ powerset @ singleton )
   != ( sk1 @ singleton @ powerset ) ),
    inference(simp,[status(thm)],[5132]) ).

thf(5152,plain,
    ! [A: $i] :
      ( ( ( A @ powerset @ ( A @ in ) )
       != ( sk1 @ singleton @ singleton @ ( sk1 @ powerset @ union @ powerset @ in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2491,2740]) ).

thf(5153,plain,
    ! [A: $i] :
      ( ( A @ powerset @ ( A @ in ) )
     != ( sk1 @ singleton @ singleton @ ( sk1 @ powerset @ union @ powerset @ in ) ) ),
    inference(simp,[status(thm)],[5152]) ).

thf(5254,plain,
    ! [A: $i] :
      ( ( ( A @ powerset )
       != ( sk1 @ singleton @ singleton ) )
      | ( A
       != ( sk1 @ powerset @ union @ powerset ) ) ),
    inference(simp,[status(thm)],[5153]) ).

thf(5261,plain,
    ( ( sk1 @ singleton @ singleton )
   != ( sk1 @ powerset @ union @ powerset @ powerset ) ),
    inference(simp,[status(thm)],[5254]) ).

thf(65589,plain,
    $false,
    inference(e,[status(thm)],[101,909,2595,88,8186,3883,6063,1142,4973,11080,550,2740,2491,4137,6039,10382,6713,2488,23140,2603,2328,6470,4928,9529,289,57,3602,11404,475,2650,106,121,84,211,3527,687,2371,6702,9533,2586,60,11253,4888,201,3767,102,2589,2601,6328,1666,3884,165,1174,28,38,92,2628,2609,9868,1143,4974,2895,53,25925,141,10203,4845,8016,9872,124,2649,212,1249,2598,2900,6129,2581,13,503,134,1857,237,105,11084,6610,4036,2677,27762,2585,2717,27599,32,34,17,3686,11809,59,8581,2716,3604,27618,49,804,4887,86,2943,39,11406,98,6604,103,323,66,2593,108,2605,2610,4844,2592,7852,505,5139,80,167,209,2629,11579,2597,2582,63,4035,18,95,2588,2678,25931,2850,67,199,16,3847,3769,10028,23439,2584,845,10744,8183,25711,1998,844,7570,2591,8337,2594,55,2608,17797,2944,2739,4927,82,478,6062,36,30,51,10205,9697,210,107,7851,136,807,6040,94,6329,2600,5140,2583,15,200,68,90,3528,5261]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SEU164+3 : TPTP v9.3.1. Bugfixed v4.0.0.
% 0.00/0.07  % Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.13/0.39  % Computer : n014.cluster.edu
% 0.13/0.39  % Model    : x86_64 x86_64
% 0.13/0.39  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.39  % Memory   : 8046.5625MB
% 0.13/0.39  % OS       : Linux 6.8.0-71-generic
% 0.13/0.39  % CPULimit : 300
% 0.13/0.39  % WCLimit  : 300
% 0.13/0.39  % DateTime : Sat Sep 26 08:43:01 UTC 2026
% 0.13/0.39  % CPUTime  : 
% 0.13/0.39  Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.86/0.99  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.24/1.18  % [INFO] 	 Parsing done (191ms). 
% 1.39/1.20  % [INFO] 	 Running in sequential loop mode. 
% 2.04/1.61  % [INFO] 	 eprover registered as external prover. 
% 2.04/1.62  % [INFO] 	 Scanning for conjecture ... 
% 2.23/1.72  % [INFO] 	 Found a conjecture (or negated_conjecture) and 10 axioms. Running axiom selection ... 
% 2.23/1.75  % [INFO] 	 Axiom selection finished. Selected 10 axioms (removed 0 axioms). 
% 2.23/1.78  % [INFO] 	 Problem is first-order (TPTP FOF). 
% 2.23/1.79  % [INFO] 	 Type checking passed. 
% 2.23/1.79  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 92.27/24.49  % External prover 'e' found a proof!
% 92.27/24.49  % [INFO] 	 Killing All external provers ... 
% 92.27/24.49  % Time passed: 23949ms (effective reasoning time: 23287ms)
% 92.27/24.49  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 92.27/24.50  % Axioms used in derivation (10): d1_tarski, t2_tarski, d4_tarski, l2_zfmisc_1, d1_zfmisc_1, rc1_xboole_0, rc2_xboole_0, antisymmetry_r2_hidden, d3_tarski, reflexivity_r1_tarski
% 92.27/24.50  % No. of inferences in proof: 622
% 92.27/24.50  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 23949 ms resp. 23287 ms w/o parsing
% 89.89/24.73  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 89.89/24.73  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------