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

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SEU805^2 : TPTP v9.3.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n006.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Oct  7 10:48:27 AM UTC 2026

% Result   : Theorem 0.12s 0.22s
% Output   : CNFRefutation 0.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   58 (  35 unt;   0 typ;   4 def)
%            Number of atoms       :  331 ( 127 equ;   0 cnn)
%            Maximal formula atoms :    6 (   5 avg)
%            Number of connectives :  569 ( 109   ~;  68   |;  20   &; 349   @)
%                                         (   0 <=>;  23  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   14 (  11 usr;   7 con; 0-2 aty)
%            Number of variables   :  120 (   1   ^;  99   !;  20   ?; 120   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_binintersect,type,
    binintersect: $i > $i > $i ).

thf(tp_disjointsetsI1,type,
    disjointsetsI1: $o ).

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

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

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

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

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

thf(tp_sK1_SY0,type,
    sK1_SY0: $i ).

thf(tp_sK2_B,type,
    sK2_B: $i > $i ).

thf(tp_sK3_Xx,type,
    sK3_Xx: $i > $i ).

thf(tp_sK4_Xx,type,
    sK4_Xx: $i > $i > $i ).

thf(disjointsetsI1,definition,
    ( disjointsetsI1
    = ( ! [A: $i,B: $i] :
          ( ~ ? [Xx: $i] :
                ( ( in @ Xx @ A )
                & ( in @ Xx @ B ) )
         => ( ( binintersect @ A @ B )
            = emptyset ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',disjointsetsI1) ).

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

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

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

thf(1,conjecture,
    ( foundationAx
   => ( nonemptyE1
     => ( disjointsetsI1
       => ! [A: $i] :
            ( ( nonempty @ A )
           => ? [X: $i] :
                ( ( in @ X @ A )
                & ( ( binintersect @ X @ A )
                  = emptyset ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',foundation2) ).

thf(2,negated_conjecture,
    ( ( foundationAx
     => ( nonemptyE1
       => ( disjointsetsI1
         => ! [A: $i] :
              ( ( nonempty @ A )
             => ? [X: $i] :
                  ( ( in @ X @ A )
                  & ( ( binintersect @ X @ A )
                    = emptyset ) ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[1]) ).

thf(3,plain,
    ( ( ! [A: $i] :
          ( ? [Xx: $i] : ( in @ Xx @ A )
         => ? [B: $i] :
              ( ( in @ B @ A )
              & ~ ? [Xx: $i] :
                    ( ( in @ Xx @ B )
                    & ( in @ Xx @ A ) ) ) )
     => ( ! [SY6: $i] :
            ( ( SY6 != emptyset )
           => ? [Xx: $i] : ( in @ Xx @ SY6 ) )
       => ( ! [A: $i,B: $i] :
              ( ~ ? [Xx: $i] :
                    ( ( in @ Xx @ A )
                    & ( in @ Xx @ B ) )
             => ( ( binintersect @ A @ B )
                = emptyset ) )
         => ! [SY0: $i] :
              ( ( SY0 != emptyset )
             => ? [X: $i] :
                  ( ( in @ X @ SY0 )
                  & ( ( binintersect @ X @ SY0 )
                    = emptyset ) ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[2,disjointsetsI1,foundationAx,nonempty,nonemptyE1]) ).

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

thf(5,plain,
    ( ( ! [SY6: $i] :
          ( ( SY6 != emptyset )
         => ? [Xx: $i] : ( in @ Xx @ SY6 ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(6,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ? [Xx: $i] :
                ( ( in @ Xx @ A )
                & ( in @ Xx @ B ) )
         => ( ( binintersect @ A @ B )
            = emptyset ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(7,plain,
    ( ( ! [SY0: $i] :
          ( ( SY0 != emptyset )
         => ? [X: $i] :
              ( ( in @ X @ SY0 )
              & ( ( binintersect @ X @ SY0 )
                = emptyset ) ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[3]) ).

thf(8,plain,
    ( ( ~ ! [SY0: $i] :
            ( ( SY0 != emptyset )
           => ? [X: $i] :
                ( ( in @ X @ SY0 )
                & ( ( binintersect @ X @ SY0 )
                  = emptyset ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[7]) ).

thf(9,plain,
    ( ( ( sK1_SY0 != emptyset )
      & ! [SY24: $i] :
          ( ( ( binintersect @ SY24 @ sK1_SY0 )
           != emptyset )
          | ~ ( in @ SY24 @ sK1_SY0 ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[8]) ).

thf(10,plain,
    ( ( ! [A: $i] :
          ( ! [Xx: $i] :
              ~ ( in @ Xx @ A )
          | ( ( in @ ( sK2_B @ A ) @ A )
            & ! [SY25: $i] :
                ( ~ ( in @ SY25 @ ( sK2_B @ A ) )
                | ~ ( in @ SY25 @ A ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[4]) ).

thf(11,plain,
    ( ( ! [SY6: $i] :
          ( ( SY6 = emptyset )
          | ( in @ ( sK3_Xx @ SY6 ) @ SY6 ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[5]) ).

thf(12,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( in @ ( sK4_Xx @ B @ A ) @ A )
            & ( in @ ( sK4_Xx @ B @ A ) @ B ) )
          | ( ( binintersect @ A @ B )
            = emptyset ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[6]) ).

thf(13,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( in @ ( sK4_Xx @ B @ A ) @ A )
            & ( in @ ( sK4_Xx @ B @ A ) @ B ) )
          | ( ( binintersect @ A @ B )
            = emptyset ) ) )
    = $true ),
    inference(copy,[status(thm)],[12]) ).

thf(14,plain,
    ( ( ! [SY6: $i] :
          ( ( SY6 = emptyset )
          | ( in @ ( sK3_Xx @ SY6 ) @ SY6 ) ) )
    = $true ),
    inference(copy,[status(thm)],[11]) ).

thf(15,plain,
    ( ( ! [A: $i] :
          ( ! [Xx: $i] :
              ~ ( in @ Xx @ A )
          | ( ( in @ ( sK2_B @ A ) @ A )
            & ! [SY25: $i] :
                ( ~ ( in @ SY25 @ ( sK2_B @ A ) )
                | ~ ( in @ SY25 @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[10]) ).

thf(16,plain,
    ( ( ( sK1_SY0 != emptyset )
      & ! [SY24: $i] :
          ( ( ( binintersect @ SY24 @ sK1_SY0 )
           != emptyset )
          | ~ ( in @ SY24 @ sK1_SY0 ) ) )
    = $true ),
    inference(copy,[status(thm)],[9]) ).

thf(17,plain,
    ( ( ~ ( ~ ( ( sK1_SY0 != emptyset ) )
          | ~ ! [SX0: $i] :
                ( ( ( binintersect @ SX0 @ sK1_SY0 )
                 != emptyset )
                | ~ ( in @ SX0 @ sK1_SY0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16,disjointsetsI1,foundationAx,nonempty,nonemptyE1]) ).

thf(18,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( in @ ( sK4_Xx @ SX1 @ SX0 ) @ SX0 )
              | ~ ( in @ ( sK4_Xx @ SX1 @ SX0 ) @ SX1 ) )
          | ( ( binintersect @ SX0 @ SX1 )
            = emptyset ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13,disjointsetsI1,foundationAx,nonempty,nonemptyE1]) ).

thf(19,plain,
    ( ( ! [SX0: $i] :
          ( ! [SX1: $i] :
              ~ ( in @ SX1 @ SX0 )
          | ~ ( ~ ( in @ ( sK2_B @ SX0 ) @ SX0 )
              | ~ ! [SX1: $i] :
                    ( ~ ( in @ SX1 @ ( sK2_B @ SX0 ) )
                    | ~ ( in @ SX1 @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[15,disjointsetsI1,foundationAx,nonempty,nonemptyE1]) ).

thf(20,plain,
    ! [SV1: $i] :
      ( ( ( SV1 = emptyset )
        | ( in @ ( sK3_Xx @ SV1 ) @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[14]) ).

thf(21,plain,
    ( ( ~ ( ( sK1_SY0 != emptyset ) )
      | ~ ! [SX0: $i] :
            ( ( ( binintersect @ SX0 @ sK1_SY0 )
             != emptyset )
            | ~ ( in @ SX0 @ sK1_SY0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[17]) ).

thf(22,plain,
    ! [SV2: $i] :
      ( ( ! [SY26: $i] :
            ( ~ ( ~ ( in @ ( sK4_Xx @ SY26 @ SV2 ) @ SV2 )
                | ~ ( in @ ( sK4_Xx @ SY26 @ SV2 ) @ SY26 ) )
            | ( ( binintersect @ SV2 @ SY26 )
              = emptyset ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[18]) ).

thf(23,plain,
    ! [SV3: $i] :
      ( ( ! [SY27: $i] :
            ~ ( in @ SY27 @ SV3 )
        | ~ ( ~ ( in @ ( sK2_B @ SV3 ) @ SV3 )
            | ~ ! [SY28: $i] :
                  ( ~ ( in @ SY28 @ ( sK2_B @ SV3 ) )
                  | ~ ( in @ SY28 @ SV3 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[19]) ).

thf(24,plain,
    ! [SV1: $i] :
      ( ( ( SV1 = emptyset )
        = $true )
      | ( ( in @ ( sK3_Xx @ SV1 ) @ SV1 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[20]) ).

thf(25,plain,
    ( ( ~ ( ( sK1_SY0 != emptyset ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[21]) ).

thf(26,plain,
    ( ( ~ ! [SX0: $i] :
            ( ( ( binintersect @ SX0 @ sK1_SY0 )
             != emptyset )
            | ~ ( in @ SX0 @ sK1_SY0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[21]) ).

thf(27,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ~ ( ~ ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV2 )
            | ~ ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV4 ) )
        | ( ( binintersect @ SV2 @ SV4 )
          = emptyset ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[22]) ).

thf(28,plain,
    ! [SV3: $i] :
      ( ( ( ! [SY27: $i] :
              ~ ( in @ SY27 @ SV3 ) )
        = $true )
      | ( ( ~ ( ~ ( in @ ( sK2_B @ SV3 ) @ SV3 )
              | ~ ! [SY28: $i] :
                    ( ~ ( in @ SY28 @ ( sK2_B @ SV3 ) )
                    | ~ ( in @ SY28 @ SV3 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[23]) ).

thf(29,plain,
    ( ( sK1_SY0 != emptyset )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[25]) ).

thf(30,plain,
    ( ( ! [SX0: $i] :
          ( ( ( binintersect @ SX0 @ sK1_SY0 )
           != emptyset )
          | ~ ( in @ SX0 @ sK1_SY0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[26]) ).

thf(31,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV2 )
              | ~ ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV4 ) ) )
        = $true )
      | ( ( ( binintersect @ SV2 @ SV4 )
          = emptyset )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[27]) ).

thf(32,plain,
    ! [SV3: $i,SV5: $i] :
      ( ( ( ~ ( in @ SV5 @ SV3 ) )
        = $true )
      | ( ( ~ ( ~ ( in @ ( sK2_B @ SV3 ) @ SV3 )
              | ~ ! [SY28: $i] :
                    ( ~ ( in @ SY28 @ ( sK2_B @ SV3 ) )
                    | ~ ( in @ SY28 @ SV3 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[28]) ).

thf(33,plain,
    ( ( sK1_SY0 = emptyset )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[29]) ).

thf(34,plain,
    ! [SV6: $i] :
      ( ( ( ( binintersect @ SV6 @ sK1_SY0 )
         != emptyset )
        | ~ ( in @ SV6 @ sK1_SY0 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[30]) ).

thf(35,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ( ~ ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV2 )
          | ~ ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV4 ) )
        = $false )
      | ( ( ( binintersect @ SV2 @ SV4 )
          = emptyset )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[31]) ).

thf(36,plain,
    ! [SV3: $i,SV5: $i] :
      ( ( ( in @ SV5 @ SV3 )
        = $false )
      | ( ( ~ ( ~ ( in @ ( sK2_B @ SV3 ) @ SV3 )
              | ~ ! [SY28: $i] :
                    ( ~ ( in @ SY28 @ ( sK2_B @ SV3 ) )
                    | ~ ( in @ SY28 @ SV3 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[32]) ).

thf(37,plain,
    ! [SV6: $i] :
      ( ( ( ( binintersect @ SV6 @ sK1_SY0 )
         != emptyset )
        = $true )
      | ( ( ~ ( in @ SV6 @ sK1_SY0 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[34]) ).

thf(38,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ( ~ ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV2 ) )
        = $false )
      | ( ( ( binintersect @ SV2 @ SV4 )
          = emptyset )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[35]) ).

thf(39,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ( ~ ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV4 ) )
        = $false )
      | ( ( ( binintersect @ SV2 @ SV4 )
          = emptyset )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[35]) ).

thf(40,plain,
    ! [SV5: $i,SV3: $i] :
      ( ( ( ~ ( in @ ( sK2_B @ SV3 ) @ SV3 )
          | ~ ! [SY28: $i] :
                ( ~ ( in @ SY28 @ ( sK2_B @ SV3 ) )
                | ~ ( in @ SY28 @ SV3 ) ) )
        = $false )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[36]) ).

thf(41,plain,
    ! [SV6: $i] :
      ( ( ( ( binintersect @ SV6 @ sK1_SY0 )
          = emptyset )
        = $false )
      | ( ( ~ ( in @ SV6 @ sK1_SY0 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[37]) ).

thf(42,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV2 )
        = $true )
      | ( ( ( binintersect @ SV2 @ SV4 )
          = emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[38]) ).

thf(43,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ( in @ ( sK4_Xx @ SV4 @ SV2 ) @ SV4 )
        = $true )
      | ( ( ( binintersect @ SV2 @ SV4 )
          = emptyset )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[39]) ).

thf(44,plain,
    ! [SV5: $i,SV3: $i] :
      ( ( ( ~ ( in @ ( sK2_B @ SV3 ) @ SV3 ) )
        = $false )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[40]) ).

thf(45,plain,
    ! [SV5: $i,SV3: $i] :
      ( ( ( ~ ! [SY28: $i] :
                ( ~ ( in @ SY28 @ ( sK2_B @ SV3 ) )
                | ~ ( in @ SY28 @ SV3 ) ) )
        = $false )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[40]) ).

thf(46,plain,
    ! [SV6: $i] :
      ( ( ( in @ SV6 @ sK1_SY0 )
        = $false )
      | ( ( ( binintersect @ SV6 @ sK1_SY0 )
          = emptyset )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[41]) ).

thf(47,plain,
    ! [SV5: $i,SV3: $i] :
      ( ( ( in @ ( sK2_B @ SV3 ) @ SV3 )
        = $true )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[44]) ).

thf(48,plain,
    ! [SV5: $i,SV3: $i] :
      ( ( ( ! [SY28: $i] :
              ( ~ ( in @ SY28 @ ( sK2_B @ SV3 ) )
              | ~ ( in @ SY28 @ SV3 ) ) )
        = $true )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[45]) ).

thf(49,plain,
    ! [SV5: $i,SV3: $i,SV7: $i] :
      ( ( ( ~ ( in @ SV7 @ ( sK2_B @ SV3 ) )
          | ~ ( in @ SV7 @ SV3 ) )
        = $true )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[48]) ).

thf(50,plain,
    ! [SV5: $i,SV3: $i,SV7: $i] :
      ( ( ( ~ ( in @ SV7 @ ( sK2_B @ SV3 ) ) )
        = $true )
      | ( ( ~ ( in @ SV7 @ SV3 ) )
        = $true )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[49]) ).

thf(51,plain,
    ! [SV5: $i,SV3: $i,SV7: $i] :
      ( ( ( in @ SV7 @ ( sK2_B @ SV3 ) )
        = $false )
      | ( ( ~ ( in @ SV7 @ SV3 ) )
        = $true )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[50]) ).

thf(52,plain,
    ! [SV5: $i,SV3: $i,SV7: $i] :
      ( ( ( in @ SV7 @ SV3 )
        = $false )
      | ( ( in @ SV7 @ ( sK2_B @ SV3 ) )
        = $false )
      | ( ( in @ SV5 @ SV3 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[51]) ).

thf(53,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[24,52,47,46,43,42,33]) ).

thf(54,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[53]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU805^2 : TPTP v9.3.1. Released v3.7.0.
% 0.00/0.04  % Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.12/0.18  % Computer : n006.cluster.edu
% 0.12/0.18  % Model    : x86_64 x86_64
% 0.12/0.18  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.18  % Memory   : 8046.5625MB
% 0.12/0.18  % OS       : Linux 6.8.0-71-generic
% 0.12/0.18  % CPULimit : 300
% 0.12/0.18  % WCLimit  : 300
% 0.12/0.18  % DateTime : Tue Oct  6 15:35:07 UTC 2026
% 0.12/0.18  % CPUTime  : 
% 0.12/0.18  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.12/0.22  
% 0.12/0.22   No.of.Axioms: 0
% 0.12/0.22  
% 0.12/0.22   Length.of.Defs: 759
% 0.12/0.22  
% 0.12/0.22   Contains.Choice.Funs: false
% 0.12/0.22  .
% 0.12/0.22  
% 0.12/0.22  ********************************
% 0.12/0.22  *   All subproblems solved!    *
% 0.12/0.22  ********************************
% 0.12/0.22  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:3,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:15,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:53,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.12/0.22  
% 0.12/0.22  %**** Beginning of derivation protocol ****
% 0.12/0.22  % SZS output start CNFRefutation
% See solution above
% 0.12/0.22  
% 0.12/0.22  %**** End of derivation protocol ****
% 0.12/0.22  %**** no. of clauses in derivation: 54 ****
% 0.12/0.22  %**** clause counter: 53 ****
% 0.12/0.22  
% 0.12/0.22  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:3,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:15,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:53,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------