TSTP Solution File: SET957+1 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SET957+1 : TPTP v8.1.0. Bugfixed v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n029.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Tue Jul 19 03:06:33 EDT 2022

% Result   : Theorem 0.19s 0.48s
% Output   : CNFRefutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   21
%            Number of leaves      :   28
% Syntax   : Number of formulae    :  139 (  80 unt;  18 typ;   0 def)
%            Number of atoms       :  642 ( 216 equ;   0 cnn)
%            Maximal formula atoms :    5 (   5 avg)
%            Number of connectives : 1559 ( 188   ~; 142   |;  34   &;1170   @)
%                                         (  12 <=>;  13  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   22 (  22   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   21 (  18 usr;  10 con; 0-4 aty)
%            Number of variables   :  310 (   0   ^ 306   !;   4   ?; 310   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_cartesian_product2,type,
    cartesian_product2: $i > $i > $i ).

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

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

thf(tp_ordered_pair,type,
    ordered_pair: $i > $i > $i ).

thf(tp_sK10_A,type,
    sK10_A: $i ).

thf(tp_sK11_A,type,
    sK11_A: $i ).

thf(tp_sK1_A,type,
    sK1_A: $i ).

thf(tp_sK2_SY29,type,
    sK2_SY29: $i ).

thf(tp_sK3_SY36,type,
    sK3_SY36: $i ).

thf(tp_sK4_SY42,type,
    sK4_SY42: $i ).

thf(tp_sK5_SY47,type,
    sK5_SY47: $i ).

thf(tp_sK6_SY51,type,
    sK6_SY51: $i ).

thf(tp_sK7_C,type,
    sK7_C: $i > $i > $i ).

thf(tp_sK8_E,type,
    sK8_E: $i > $i > $i > $i > $i ).

thf(tp_sK9_SY56,type,
    sK9_SY56: $i > $i > $i > $i > $i ).

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

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

thf(tp_unordered_pair,type,
    unordered_pair: $i > $i > $i ).

thf(1,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( in @ C @ A )
        <=> ( in @ C @ B ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_tarski) ).

thf(2,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ~ ( ( subset @ A @ ( cartesian_product2 @ B @ C ) )
        & ( in @ D @ A )
        & ! [E: $i,F: $i] :
            ~ ( ( in @ E @ B )
              & ( in @ F @ C )
              & ( D
                = ( ordered_pair @ E @ F ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t103_zfmisc_1) ).

thf(3,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(4,axiom,
    ? [A: $i] :
      ~ ( empty @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(5,axiom,
    ? [A: $i] : ( empty @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(6,axiom,
    ! [A: $i,B: $i] :
      ~ ( empty @ ( ordered_pair @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_zfmisc_1) ).

thf(7,axiom,
    ! [A: $i,B: $i] :
      ( ( ordered_pair @ A @ B )
      = ( unordered_pair @ ( unordered_pair @ A @ B ) @ ( singleton @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d5_tarski) ).

thf(8,axiom,
    ! [A: $i,B: $i] :
      ( ( unordered_pair @ A @ B )
      = ( unordered_pair @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(10,conjecture,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
      ( ( ( subset @ A @ ( cartesian_product2 @ B @ C ) )
        & ( subset @ D @ ( cartesian_product2 @ E @ F ) )
        & ! [G: $i,H: $i] :
            ( ( in @ ( ordered_pair @ G @ H ) @ A )
          <=> ( in @ ( ordered_pair @ G @ H ) @ D ) ) )
     => ( A = D ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t110_zfmisc_1) ).

thf(11,negated_conjecture,
    ( ( ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
          ( ( ( subset @ A @ ( cartesian_product2 @ B @ C ) )
            & ( subset @ D @ ( cartesian_product2 @ E @ F ) )
            & ! [G: $i,H: $i] :
                ( ( in @ ( ordered_pair @ G @ H ) @ A )
              <=> ( in @ ( ordered_pair @ G @ H ) @ D ) ) )
         => ( A = D ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[10]) ).

thf(12,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
          ( ( ( subset @ A @ ( cartesian_product2 @ B @ C ) )
            & ( subset @ D @ ( cartesian_product2 @ E @ F ) )
            & ! [G: $i,H: $i] :
                ( ( in @ ( ordered_pair @ G @ H ) @ A )
              <=> ( in @ ( ordered_pair @ G @ H ) @ D ) ) )
         => ( A = D ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(13,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ A )
            <=> ( in @ C @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(14,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ~ ( ( subset @ A @ ( cartesian_product2 @ B @ C ) )
            & ( in @ D @ A )
            & ! [E: $i,F: $i] :
                ~ ( ( in @ E @ B )
                  & ( in @ F @ C )
                  & ( D
                    = ( ordered_pair @ E @ F ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(15,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(16,plain,
    ( ( ? [A: $i] :
          ~ ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(17,plain,
    ( ( ? [A: $i] : ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(18,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( empty @ ( ordered_pair @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(19,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ordered_pair @ A @ B )
          = ( unordered_pair @ ( unordered_pair @ A @ B ) @ ( singleton @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(20,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( unordered_pair @ A @ B )
          = ( unordered_pair @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(21,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(22,plain,
    ( ( ! [SY29: $i,SY30: $i,SY31: $i,SY32: $i,SY33: $i] :
          ( ( ( subset @ sK1_A @ ( cartesian_product2 @ SY29 @ SY30 ) )
            & ( subset @ SY31 @ ( cartesian_product2 @ SY32 @ SY33 ) )
            & ! [SY34: $i,SY35: $i] :
                ( ( in @ ( ordered_pair @ SY34 @ SY35 ) @ sK1_A )
              <=> ( in @ ( ordered_pair @ SY34 @ SY35 ) @ SY31 ) ) )
         => ( sK1_A = SY31 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[12]) ).

thf(23,plain,
    ( ( ! [SY36: $i,SY37: $i,SY38: $i,SY39: $i] :
          ( ( ( subset @ sK1_A @ ( cartesian_product2 @ sK2_SY29 @ SY36 ) )
            & ( subset @ SY37 @ ( cartesian_product2 @ SY38 @ SY39 ) )
            & ! [SY34: $i,SY35: $i] :
                ( ( in @ ( ordered_pair @ SY34 @ SY35 ) @ sK1_A )
              <=> ( in @ ( ordered_pair @ SY34 @ SY35 ) @ SY37 ) ) )
         => ( sK1_A = SY37 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[22]) ).

thf(24,plain,
    ( ( ! [SY42: $i,SY43: $i,SY44: $i] :
          ( ( ( subset @ sK1_A @ ( cartesian_product2 @ sK2_SY29 @ sK3_SY36 ) )
            & ( subset @ SY42 @ ( cartesian_product2 @ SY43 @ SY44 ) )
            & ! [SY34: $i,SY35: $i] :
                ( ( in @ ( ordered_pair @ SY34 @ SY35 ) @ sK1_A )
              <=> ( in @ ( ordered_pair @ SY34 @ SY35 ) @ SY42 ) ) )
         => ( sK1_A = SY42 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[23]) ).

thf(25,plain,
    ( ( ! [SY47: $i,SY48: $i] :
          ( ( ( subset @ sK1_A @ ( cartesian_product2 @ sK2_SY29 @ sK3_SY36 ) )
            & ( subset @ sK4_SY42 @ ( cartesian_product2 @ SY47 @ SY48 ) )
            & ! [SY49: $i,SY50: $i] :
                ( ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK1_A )
              <=> ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK4_SY42 ) ) )
         => ( sK1_A = sK4_SY42 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[24]) ).

thf(26,plain,
    ( ( ! [SY51: $i] :
          ( ( ( subset @ sK1_A @ ( cartesian_product2 @ sK2_SY29 @ sK3_SY36 ) )
            & ( subset @ sK4_SY42 @ ( cartesian_product2 @ sK5_SY47 @ SY51 ) )
            & ! [SY49: $i,SY50: $i] :
                ( ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK1_A )
              <=> ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK4_SY42 ) ) )
         => ( sK1_A = sK4_SY42 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[25]) ).

thf(27,plain,
    ( ( ( ( subset @ sK1_A @ ( cartesian_product2 @ sK2_SY29 @ sK3_SY36 ) )
        & ( subset @ sK4_SY42 @ ( cartesian_product2 @ sK5_SY47 @ sK6_SY51 ) )
        & ! [SY49: $i,SY50: $i] :
            ( ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK1_A )
          <=> ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK4_SY42 ) ) )
     => ( sK1_A = sK4_SY42 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[26]) ).

thf(28,plain,
    ( ( subset @ sK1_A @ ( cartesian_product2 @ sK2_SY29 @ sK3_SY36 ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[27]) ).

thf(29,plain,
    ( ( subset @ sK4_SY42 @ ( cartesian_product2 @ sK5_SY47 @ sK6_SY51 ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[27]) ).

thf(30,plain,
    ( ( ! [SY49: $i,SY50: $i] :
          ( ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK1_A )
        <=> ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK4_SY42 ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[27]) ).

thf(31,plain,
    ( ( sK1_A = sK4_SY42 )
    = $false ),
    inference(standard_cnf,[status(thm)],[27]) ).

thf(32,plain,
    ( ( ( sK1_A != sK4_SY42 ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[31]) ).

thf(33,plain,
    ( ( ! [SY49: $i,SY50: $i] :
          ( ~ ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK1_A )
          | ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK4_SY42 ) )
      & ! [SY49: $i,SY50: $i] :
          ( ~ ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK4_SY42 )
          | ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK1_A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[30]) ).

thf(34,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ~ ( in @ ( sK7_C @ B @ A ) @ A )
              | ~ ( in @ ( sK7_C @ B @ A ) @ B ) )
            & ( ( in @ ( sK7_C @ B @ A ) @ A )
              | ( in @ ( sK7_C @ B @ A ) @ B ) ) )
          | ( A = B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[13]) ).

thf(35,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ( ( ( in @ ( sK8_E @ D @ C @ B @ A ) @ B )
            & ( in @ ( sK9_SY56 @ D @ C @ B @ A ) @ C )
            & ( D
              = ( ordered_pair @ ( sK8_E @ D @ C @ B @ A ) @ ( sK9_SY56 @ D @ C @ B @ A ) ) ) )
          | ~ ( in @ D @ A )
          | ~ ( subset @ A @ ( cartesian_product2 @ B @ C ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[14]) ).

thf(36,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[15]) ).

thf(37,plain,
    ( ( ~ ( empty @ sK10_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[16]) ).

thf(38,plain,
    ( ( empty @ sK11_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[17]) ).

thf(39,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[21]) ).

thf(40,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[39]) ).

thf(41,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( unordered_pair @ A @ B )
          = ( unordered_pair @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[20]) ).

thf(42,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ordered_pair @ A @ B )
          = ( unordered_pair @ ( unordered_pair @ A @ B ) @ ( singleton @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[19]) ).

thf(43,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( empty @ ( ordered_pair @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[18]) ).

thf(44,plain,
    ( ( empty @ sK11_A )
    = $true ),
    inference(copy,[status(thm)],[38]) ).

thf(45,plain,
    ( ( ~ ( empty @ sK10_A ) )
    = $true ),
    inference(copy,[status(thm)],[37]) ).

thf(46,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[36]) ).

thf(47,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ( ( ( in @ ( sK8_E @ D @ C @ B @ A ) @ B )
            & ( in @ ( sK9_SY56 @ D @ C @ B @ A ) @ C )
            & ( D
              = ( ordered_pair @ ( sK8_E @ D @ C @ B @ A ) @ ( sK9_SY56 @ D @ C @ B @ A ) ) ) )
          | ~ ( in @ D @ A )
          | ~ ( subset @ A @ ( cartesian_product2 @ B @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[35]) ).

thf(48,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ~ ( in @ ( sK7_C @ B @ A ) @ A )
              | ~ ( in @ ( sK7_C @ B @ A ) @ B ) )
            & ( ( in @ ( sK7_C @ B @ A ) @ A )
              | ( in @ ( sK7_C @ B @ A ) @ B ) ) )
          | ( A = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[34]) ).

thf(49,plain,
    ( ( ! [SY49: $i,SY50: $i] :
          ( ~ ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK1_A )
          | ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK4_SY42 ) )
      & ! [SY49: $i,SY50: $i] :
          ( ~ ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK4_SY42 )
          | ( in @ ( ordered_pair @ SY49 @ SY50 ) @ sK1_A ) ) )
    = $true ),
    inference(copy,[status(thm)],[33]) ).

thf(50,plain,
    ( ( subset @ sK4_SY42 @ ( cartesian_product2 @ sK5_SY47 @ sK6_SY51 ) )
    = $true ),
    inference(copy,[status(thm)],[29]) ).

thf(51,plain,
    ( ( subset @ sK1_A @ ( cartesian_product2 @ sK2_SY29 @ sK3_SY36 ) )
    = $true ),
    inference(copy,[status(thm)],[28]) ).

thf(52,plain,
    ( ( ( sK1_A != sK4_SY42 ) )
    = $true ),
    inference(copy,[status(thm)],[32]) ).

thf(53,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ( ~ ( ~ ~ ( ~ ( in @ ( sK8_E @ SX3 @ SX2 @ SX1 @ SX0 ) @ SX1 )
                    | ~ ( in @ ( sK9_SY56 @ SX3 @ SX2 @ SX1 @ SX0 ) @ SX2 ) )
              | ( SX3
               != ( ordered_pair @ ( sK8_E @ SX3 @ SX2 @ SX1 @ SX0 ) @ ( sK9_SY56 @ SX3 @ SX2 @ SX1 @ SX0 ) ) ) )
          | ~ ( in @ SX3 @ SX0 )
          | ~ ( subset @ SX0 @ ( cartesian_product2 @ SX1 @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[47]) ).

thf(54,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( ~ ( in @ ( sK7_C @ SX1 @ SX0 ) @ SX0 )
                  | ~ ( in @ ( sK7_C @ SX1 @ SX0 ) @ SX1 ) )
              | ~ ( ( in @ ( sK7_C @ SX1 @ SX0 ) @ SX0 )
                  | ( in @ ( sK7_C @ SX1 @ SX0 ) @ SX1 ) ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[48]) ).

thf(55,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK1_A )
                | ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK4_SY42 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK4_SY42 )
                | ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK1_A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[49]) ).

thf(56,plain,
    ! [SV1: $i] :
      ( ( ! [SY57: $i] :
            ( ~ ( in @ SV1 @ SY57 )
            | ~ ( in @ SY57 @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[40]) ).

thf(57,plain,
    ! [SV2: $i] :
      ( ( ! [SY58: $i] :
            ( ( unordered_pair @ SV2 @ SY58 )
            = ( unordered_pair @ SY58 @ SV2 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[41]) ).

thf(58,plain,
    ! [SV3: $i] :
      ( ( ! [SY59: $i] :
            ( ( ordered_pair @ SV3 @ SY59 )
            = ( unordered_pair @ ( unordered_pair @ SV3 @ SY59 ) @ ( singleton @ SV3 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[42]) ).

thf(59,plain,
    ! [SV4: $i] :
      ( ( ! [SY60: $i] :
            ~ ( empty @ ( ordered_pair @ SV4 @ SY60 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[43]) ).

thf(60,plain,
    ( ( empty @ sK10_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[45]) ).

thf(61,plain,
    ! [SV5: $i] :
      ( ( subset @ SV5 @ SV5 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[46]) ).

thf(62,plain,
    ( ( sK1_A = sK4_SY42 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[52]) ).

thf(63,plain,
    ! [SV6: $i] :
      ( ( ! [SY61: $i,SY62: $i,SY63: $i] :
            ( ~ ( ~ ~ ( ~ ( in @ ( sK8_E @ SY63 @ SY62 @ SY61 @ SV6 ) @ SY61 )
                      | ~ ( in @ ( sK9_SY56 @ SY63 @ SY62 @ SY61 @ SV6 ) @ SY62 ) )
                | ( SY63
                 != ( ordered_pair @ ( sK8_E @ SY63 @ SY62 @ SY61 @ SV6 ) @ ( sK9_SY56 @ SY63 @ SY62 @ SY61 @ SV6 ) ) ) )
            | ~ ( in @ SY63 @ SV6 )
            | ~ ( subset @ SV6 @ ( cartesian_product2 @ SY61 @ SY62 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[53]) ).

thf(64,plain,
    ! [SV7: $i] :
      ( ( ! [SY64: $i] :
            ( ~ ( ~ ( ~ ( in @ ( sK7_C @ SY64 @ SV7 ) @ SV7 )
                    | ~ ( in @ ( sK7_C @ SY64 @ SV7 ) @ SY64 ) )
                | ~ ( ( in @ ( sK7_C @ SY64 @ SV7 ) @ SV7 )
                    | ( in @ ( sK7_C @ SY64 @ SV7 ) @ SY64 ) ) )
            | ( SV7 = SY64 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[54]) ).

thf(65,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK1_A )
            | ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK4_SY42 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK4_SY42 )
            | ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK1_A ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[55]) ).

thf(66,plain,
    ! [SV8: $i,SV1: $i] :
      ( ( ~ ( in @ SV1 @ SV8 )
        | ~ ( in @ SV8 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[56]) ).

thf(67,plain,
    ! [SV9: $i,SV2: $i] :
      ( ( ( unordered_pair @ SV2 @ SV9 )
        = ( unordered_pair @ SV9 @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[57]) ).

thf(68,plain,
    ! [SV10: $i,SV3: $i] :
      ( ( ( ordered_pair @ SV3 @ SV10 )
        = ( unordered_pair @ ( unordered_pair @ SV3 @ SV10 ) @ ( singleton @ SV3 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[58]) ).

thf(69,plain,
    ! [SV11: $i,SV4: $i] :
      ( ( ~ ( empty @ ( ordered_pair @ SV4 @ SV11 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[59]) ).

thf(70,plain,
    ! [SV6: $i,SV12: $i] :
      ( ( ! [SY65: $i,SY66: $i] :
            ( ~ ( ~ ~ ( ~ ( in @ ( sK8_E @ SY66 @ SY65 @ SV12 @ SV6 ) @ SV12 )
                      | ~ ( in @ ( sK9_SY56 @ SY66 @ SY65 @ SV12 @ SV6 ) @ SY65 ) )
                | ( SY66
                 != ( ordered_pair @ ( sK8_E @ SY66 @ SY65 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SY66 @ SY65 @ SV12 @ SV6 ) ) ) )
            | ~ ( in @ SY66 @ SV6 )
            | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SY65 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[63]) ).

thf(71,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ~ ( ~ ( ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
                | ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) )
            | ~ ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
                | ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) ) )
        | ( SV7 = SV13 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[64]) ).

thf(72,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK1_A )
            | ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK4_SY42 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[65]) ).

thf(73,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK4_SY42 )
            | ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK1_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[65]) ).

thf(74,plain,
    ! [SV8: $i,SV1: $i] :
      ( ( ( ~ ( in @ SV1 @ SV8 ) )
        = $true )
      | ( ( ~ ( in @ SV8 @ SV1 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[66]) ).

thf(75,plain,
    ! [SV11: $i,SV4: $i] :
      ( ( empty @ ( ordered_pair @ SV4 @ SV11 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[69]) ).

thf(76,plain,
    ! [SV6: $i,SV12: $i,SV14: $i] :
      ( ( ! [SY67: $i] :
            ( ~ ( ~ ~ ( ~ ( in @ ( sK8_E @ SY67 @ SV14 @ SV12 @ SV6 ) @ SV12 )
                      | ~ ( in @ ( sK9_SY56 @ SY67 @ SV14 @ SV12 @ SV6 ) @ SV14 ) )
                | ( SY67
                 != ( ordered_pair @ ( sK8_E @ SY67 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SY67 @ SV14 @ SV12 @ SV6 ) ) ) )
            | ~ ( in @ SY67 @ SV6 )
            | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[70]) ).

thf(77,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
                  | ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) )
              | ~ ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
                  | ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) ) ) )
        = $true )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[71]) ).

thf(78,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK1_A )
          | ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK4_SY42 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[72]) ).

thf(79,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK4_SY42 )
          | ( in @ ( ordered_pair @ SX0 @ SX1 ) @ sK1_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[73]) ).

thf(80,plain,
    ! [SV8: $i,SV1: $i] :
      ( ( ( in @ SV1 @ SV8 )
        = $false )
      | ( ( ~ ( in @ SV8 @ SV1 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[74]) ).

thf(81,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ~ ( ~ ~ ( ~ ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
                  | ~ ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 ) )
            | ( SV15
             != ( ordered_pair @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) ) ) )
        | ~ ( in @ SV15 @ SV6 )
        | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[76]) ).

thf(82,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
              | ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) )
          | ~ ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
              | ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) ) )
        = $false )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[77]) ).

thf(83,plain,
    ! [SV16: $i] :
      ( ( ! [SY68: $i] :
            ( ~ ( in @ ( ordered_pair @ SV16 @ SY68 ) @ sK1_A )
            | ( in @ ( ordered_pair @ SV16 @ SY68 ) @ sK4_SY42 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[78]) ).

thf(84,plain,
    ! [SV17: $i] :
      ( ( ! [SY69: $i] :
            ( ~ ( in @ ( ordered_pair @ SV17 @ SY69 ) @ sK4_SY42 )
            | ( in @ ( ordered_pair @ SV17 @ SY69 ) @ sK1_A ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[79]) ).

thf(85,plain,
    ! [SV1: $i,SV8: $i] :
      ( ( ( in @ SV8 @ SV1 )
        = $false )
      | ( ( in @ SV1 @ SV8 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[80]) ).

thf(86,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
                    | ~ ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 ) )
              | ( SV15
               != ( ordered_pair @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) ) ) ) )
        = $true )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[81]) ).

thf(87,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
              | ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) ) )
        = $false )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[82]) ).

thf(88,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( ~ ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
              | ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) ) )
        = $false )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[82]) ).

thf(89,plain,
    ! [SV18: $i,SV16: $i] :
      ( ( ~ ( in @ ( ordered_pair @ SV16 @ SV18 ) @ sK1_A )
        | ( in @ ( ordered_pair @ SV16 @ SV18 ) @ sK4_SY42 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[83]) ).

thf(90,plain,
    ! [SV19: $i,SV17: $i] :
      ( ( ~ ( in @ ( ordered_pair @ SV17 @ SV19 ) @ sK4_SY42 )
        | ( in @ ( ordered_pair @ SV17 @ SV19 ) @ sK1_A ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[84]) ).

thf(91,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
                | ~ ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 ) )
          | ( SV15
           != ( ordered_pair @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) ) ) )
        = $false )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[86]) ).

thf(92,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
          | ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) )
        = $true )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[87]) ).

thf(93,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
          | ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) )
        = $true )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[88]) ).

thf(94,plain,
    ! [SV18: $i,SV16: $i] :
      ( ( ( ~ ( in @ ( ordered_pair @ SV16 @ SV18 ) @ sK1_A ) )
        = $true )
      | ( ( in @ ( ordered_pair @ SV16 @ SV18 ) @ sK4_SY42 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[89]) ).

thf(95,plain,
    ! [SV19: $i,SV17: $i] :
      ( ( ( ~ ( in @ ( ordered_pair @ SV17 @ SV19 ) @ sK4_SY42 ) )
        = $true )
      | ( ( in @ ( ordered_pair @ SV17 @ SV19 ) @ sK1_A )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[90]) ).

thf(96,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
                | ~ ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 ) ) )
        = $false )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[91]) ).

thf(97,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( ( SV15
           != ( ordered_pair @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) ) ) )
        = $false )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[91]) ).

thf(98,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 ) )
        = $true )
      | ( ( ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) )
        = $true )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[92]) ).

thf(99,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
        = $true )
      | ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 )
        = $true )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[93]) ).

thf(100,plain,
    ! [SV18: $i,SV16: $i] :
      ( ( ( in @ ( ordered_pair @ SV16 @ SV18 ) @ sK1_A )
        = $false )
      | ( ( in @ ( ordered_pair @ SV16 @ SV18 ) @ sK4_SY42 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[94]) ).

thf(101,plain,
    ! [SV19: $i,SV17: $i] :
      ( ( ( in @ ( ordered_pair @ SV17 @ SV19 ) @ sK4_SY42 )
        = $false )
      | ( ( in @ ( ordered_pair @ SV17 @ SV19 ) @ sK1_A )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[95]) ).

thf(102,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
              | ~ ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 ) ) )
        = $true )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[96]) ).

thf(103,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( SV15
          = ( ordered_pair @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) ) )
        = $true )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[97]) ).

thf(104,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
        = $false )
      | ( ( ~ ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 ) )
        = $true )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[98]) ).

thf(105,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( ~ ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
          | ~ ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 ) )
        = $false )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[102]) ).

thf(106,plain,
    ! [SV14: $i,SV12: $i,SV6: $i,SV15: $i] :
      ( ( ( ~ ( in @ SV15 @ SV6 ) )
        = $true )
      | ( ( ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true )
      | ( ( SV15
          = ( ordered_pair @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[103]) ).

thf(107,plain,
    ! [SV7: $i,SV13: $i] :
      ( ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV13 )
        = $false )
      | ( ( in @ ( sK7_C @ SV13 @ SV7 ) @ SV7 )
        = $false )
      | ( ( SV7 = SV13 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[104]) ).

thf(108,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( ~ ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 ) )
        = $false )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[105]) ).

thf(109,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( ~ ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 ) )
        = $false )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[105]) ).

thf(110,plain,
    ! [SV14: $i,SV12: $i,SV6: $i,SV15: $i] :
      ( ( ( in @ SV15 @ SV6 )
        = $false )
      | ( ( ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true )
      | ( ( SV15
          = ( ordered_pair @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[106]) ).

thf(111,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
        = $true )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[108]) ).

thf(112,plain,
    ! [SV6: $i,SV12: $i,SV14: $i,SV15: $i] :
      ( ( ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 )
        = $true )
      | ( ( ~ ( in @ SV15 @ SV6 )
          | ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[109]) ).

thf(113,plain,
    ! [SV15: $i,SV14: $i,SV12: $i,SV6: $i] :
      ( ( ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) )
        = $false )
      | ( ( in @ SV15 @ SV6 )
        = $false )
      | ( ( SV15
          = ( ordered_pair @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[110]) ).

thf(114,plain,
    ! [SV14: $i,SV12: $i,SV6: $i,SV15: $i] :
      ( ( ( ~ ( in @ SV15 @ SV6 ) )
        = $true )
      | ( ( ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true )
      | ( ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[111]) ).

thf(115,plain,
    ! [SV14: $i,SV12: $i,SV6: $i,SV15: $i] :
      ( ( ( ~ ( in @ SV15 @ SV6 ) )
        = $true )
      | ( ( ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true )
      | ( ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[112]) ).

thf(116,plain,
    ! [SV14: $i,SV12: $i,SV6: $i,SV15: $i] :
      ( ( ( in @ SV15 @ SV6 )
        = $false )
      | ( ( ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true )
      | ( ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[114]) ).

thf(117,plain,
    ! [SV14: $i,SV12: $i,SV6: $i,SV15: $i] :
      ( ( ( in @ SV15 @ SV6 )
        = $false )
      | ( ( ~ ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) ) )
        = $true )
      | ( ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[115]) ).

thf(118,plain,
    ! [SV15: $i,SV14: $i,SV12: $i,SV6: $i] :
      ( ( ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) )
        = $false )
      | ( ( in @ SV15 @ SV6 )
        = $false )
      | ( ( in @ ( sK8_E @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV12 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[116]) ).

thf(119,plain,
    ! [SV15: $i,SV14: $i,SV12: $i,SV6: $i] :
      ( ( ( subset @ SV6 @ ( cartesian_product2 @ SV12 @ SV14 ) )
        = $false )
      | ( ( in @ SV15 @ SV6 )
        = $false )
      | ( ( in @ ( sK9_SY56 @ SV15 @ SV14 @ SV12 @ SV6 ) @ SV14 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[117]) ).

thf(120,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[44,119,118,113,107,101,100,99,85,75,68,67,62,61,60,51,50]) ).

thf(121,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[120]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SET957+1 : TPTP v8.1.0. Bugfixed v4.0.0.
% 0.06/0.13  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.12/0.34  % Computer : n029.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Sun Jul 10 07:58:01 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.12/0.35  
% 0.12/0.35   No.of.Axioms: 9
% 0.12/0.35  
% 0.12/0.35   Length.of.Defs: 0
% 0.12/0.35  
% 0.12/0.35   Contains.Choice.Funs: false
% 0.12/0.36  (rf:0,axioms:9,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:600,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:11,loop_count:0,foatp_calls:0,translation:fof_full)......
% 0.19/0.48  
% 0.19/0.48  ********************************
% 0.19/0.48  *   All subproblems solved!    *
% 0.19/0.48  ********************************
% 0.19/0.48  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:0,axioms:12,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:120,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.19/0.49  
% 0.19/0.49  %**** Beginning of derivation protocol ****
% 0.19/0.49  % SZS output start CNFRefutation
% See solution above
% 0.19/0.49  
% 0.19/0.49  %**** End of derivation protocol ****
% 0.19/0.49  %**** no. of clauses in derivation: 121 ****
% 0.19/0.49  %**** clause counter: 120 ****
% 0.19/0.49  
% 0.19/0.49  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:0,axioms:12,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:120,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------