TSTP Solution File: SET047+1 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SET047+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n023.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 02:58:37 EDT 2022

% Result   : Theorem 0.20s 0.43s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :    7
% Syntax   : Number of formulae    :  106 (  53 unt;   5 typ;   0 def)
%            Number of atoms       :  681 ( 160 equ;   0 cnn)
%            Maximal formula atoms :    3 (   6 avg)
%            Number of connectives : 1467 ( 275   ~; 234   |;  13   &; 932   @)
%                                         (   9 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    6 (   6   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    8 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :  227 (   0   ^ 227   !;   0   ?; 227   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_element,type,
    element: $i > $i > $o ).

thf(tp_sK1_X,type,
    sK1_X: $i ).

thf(tp_sK2_SY5,type,
    sK2_SY5: $i ).

thf(tp_sK3_Z,type,
    sK3_Z: $i > $i > $i ).

thf(tp_set_equal,type,
    set_equal: $i > $i > $o ).

thf(1,axiom,
    ! [X: $i,Y: $i] :
      ( ( set_equal @ X @ Y )
    <=> ! [Z: $i] :
          ( ( element @ Z @ X )
        <=> ( element @ Z @ Y ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel43_1) ).

thf(2,conjecture,
    ! [X: $i,Y: $i] :
      ( ( set_equal @ X @ Y )
    <=> ( set_equal @ Y @ X ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel43) ).

thf(3,negated_conjecture,
    ( ( ! [X: $i,Y: $i] :
          ( ( set_equal @ X @ Y )
        <=> ( set_equal @ Y @ X ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[2]) ).

thf(4,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( set_equal @ X @ Y )
        <=> ( set_equal @ Y @ X ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(5,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( set_equal @ X @ Y )
        <=> ! [Z: $i] :
              ( ( element @ Z @ X )
            <=> ( element @ Z @ Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(6,plain,
    ( ( ! [SY5: $i] :
          ( ( set_equal @ sK1_X @ SY5 )
        <=> ( set_equal @ SY5 @ sK1_X ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[4]) ).

thf(7,plain,
    ( ( ( set_equal @ sK1_X @ sK2_SY5 )
    <=> ( set_equal @ sK2_SY5 @ sK1_X ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[6]) ).

thf(8,plain,
    ( ( ( set_equal @ sK1_X @ sK2_SY5 )
     => ( set_equal @ sK2_SY5 @ sK1_X ) )
    = $false ),
    inference(split_conjecture,[split_conjecture(split,[])],[7]) ).

thf(9,plain,
    ( ( ( set_equal @ sK2_SY5 @ sK1_X )
     => ( set_equal @ sK1_X @ sK2_SY5 ) )
    = $false ),
    inference(split_conjecture,[split_conjecture(split,[])],[7]) ).

thf(10,plain,
    ( ( ~ ( ( set_equal @ sK1_X @ sK2_SY5 )
         => ( set_equal @ sK2_SY5 @ sK1_X ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[8]) ).

thf(11,plain,
    ( ( ~ ( ( set_equal @ sK2_SY5 @ sK1_X )
         => ( set_equal @ sK1_X @ sK2_SY5 ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[9]) ).

thf(12,plain,
    ( ( ( set_equal @ sK1_X @ sK2_SY5 )
      & ~ ( set_equal @ sK2_SY5 @ sK1_X ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[10]) ).

thf(13,plain,
    ( ( ( set_equal @ sK2_SY5 @ sK1_X )
      & ~ ( set_equal @ sK1_X @ sK2_SY5 ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[11]) ).

thf(14,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( ( ~ ( element @ ( sK3_Z @ Y @ X ) @ X )
              | ~ ( element @ ( sK3_Z @ Y @ X ) @ Y ) )
            & ( ( element @ ( sK3_Z @ Y @ X ) @ X )
              | ( element @ ( sK3_Z @ Y @ X ) @ Y ) ) )
          | ( set_equal @ X @ Y ) )
      & ! [X: $i,Y: $i] :
          ( ~ ( set_equal @ X @ Y )
          | ( ! [Z: $i] :
                ( ~ ( element @ Z @ X )
                | ( element @ Z @ Y ) )
            & ! [Z: $i] :
                ( ~ ( element @ Z @ Y )
                | ( element @ Z @ X ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[5]) ).

thf(15,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( ( ~ ( element @ ( sK3_Z @ Y @ X ) @ X )
              | ~ ( element @ ( sK3_Z @ Y @ X ) @ Y ) )
            & ( ( element @ ( sK3_Z @ Y @ X ) @ X )
              | ( element @ ( sK3_Z @ Y @ X ) @ Y ) ) )
          | ( set_equal @ X @ Y ) )
      & ! [X: $i,Y: $i] :
          ( ~ ( set_equal @ X @ Y )
          | ( ! [Z: $i] :
                ( ~ ( element @ Z @ X )
                | ( element @ Z @ Y ) )
            & ! [Z: $i] :
                ( ~ ( element @ Z @ Y )
                | ( element @ Z @ X ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[14]) ).

thf(16,plain,
    ( ( ( set_equal @ sK1_X @ sK2_SY5 )
      & ~ ( set_equal @ sK2_SY5 @ sK1_X ) )
    = $true ),
    inference(copy,[status(thm)],[12]) ).

thf(17,plain,
    ( ( ~ ( ~ ( set_equal @ sK1_X @ sK2_SY5 )
          | ~ ~ ( set_equal @ sK2_SY5 @ sK1_X ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(18,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                        | ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) )
                    | ~ ( ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                        | ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) ) )
                | ( set_equal @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( set_equal @ SX0 @ SX1 )
                | ~ ( ~ ! [SX2: $i] :
                          ( ~ ( element @ SX2 @ SX0 )
                          | ( element @ SX2 @ SX1 ) )
                    | ~ ! [SX2: $i] :
                          ( ~ ( element @ SX2 @ SX1 )
                          | ( element @ SX2 @ SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[15]) ).

thf(19,plain,
    ( ( ~ ( set_equal @ sK1_X @ sK2_SY5 )
      | ~ ~ ( set_equal @ sK2_SY5 @ sK1_X ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[17]) ).

thf(20,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                    | ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( set_equal @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( set_equal @ SX0 @ SX1 )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( element @ SX2 @ SX0 )
                      | ( element @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( element @ SX2 @ SX1 )
                      | ( element @ SX2 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[18]) ).

thf(21,plain,
    ( ( ~ ( set_equal @ sK1_X @ sK2_SY5 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[19]) ).

thf(22,plain,
    ( ( ~ ~ ( set_equal @ sK2_SY5 @ sK1_X ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[19]) ).

thf(23,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                    | ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( set_equal @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[20]) ).

thf(24,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( set_equal @ SX0 @ SX1 )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( element @ SX2 @ SX0 )
                      | ( element @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( element @ SX2 @ SX1 )
                      | ( element @ SX2 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[20]) ).

thf(25,plain,
    ( ( set_equal @ sK1_X @ sK2_SY5 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[21]) ).

thf(26,plain,
    ( ( ~ ( set_equal @ sK2_SY5 @ sK1_X ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[22]) ).

thf(27,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                  | ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) )
              | ~ ( ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                  | ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) ) )
          | ( set_equal @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[23]) ).

thf(28,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( set_equal @ SX0 @ SX1 )
          | ~ ( ~ ! [SX2: $i] :
                    ( ~ ( element @ SX2 @ SX0 )
                    | ( element @ SX2 @ SX1 ) )
              | ~ ! [SX2: $i] :
                    ( ~ ( element @ SX2 @ SX1 )
                    | ( element @ SX2 @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[24]) ).

thf(29,plain,
    ( ( set_equal @ sK2_SY5 @ sK1_X )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[26]) ).

thf(30,plain,
    ! [SV1: $i] :
      ( ( ! [SY6: $i] :
            ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SY6 @ SV1 ) @ SV1 )
                    | ~ ( element @ ( sK3_Z @ SY6 @ SV1 ) @ SY6 ) )
                | ~ ( ( element @ ( sK3_Z @ SY6 @ SV1 ) @ SV1 )
                    | ( element @ ( sK3_Z @ SY6 @ SV1 ) @ SY6 ) ) )
            | ( set_equal @ SV1 @ SY6 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[27]) ).

thf(31,plain,
    ! [SV2: $i] :
      ( ( ! [SY7: $i] :
            ( ~ ( set_equal @ SV2 @ SY7 )
            | ~ ( ~ ! [SY8: $i] :
                      ( ~ ( element @ SY8 @ SV2 )
                      | ( element @ SY8 @ SY7 ) )
                | ~ ! [SY9: $i] :
                      ( ~ ( element @ SY9 @ SY7 )
                      | ( element @ SY9 @ SV2 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[28]) ).

thf(32,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
                | ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) )
            | ~ ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
                | ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) ) )
        | ( set_equal @ SV1 @ SV3 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[30]) ).

thf(33,plain,
    ! [SV4: $i,SV2: $i] :
      ( ( ~ ( set_equal @ SV2 @ SV4 )
        | ~ ( ~ ! [SY10: $i] :
                  ( ~ ( element @ SY10 @ SV2 )
                  | ( element @ SY10 @ SV4 ) )
            | ~ ! [SY11: $i] :
                  ( ~ ( element @ SY11 @ SV4 )
                  | ( element @ SY11 @ SV2 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[31]) ).

thf(34,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
                  | ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) )
              | ~ ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
                  | ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) ) ) )
        = $true )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[32]) ).

thf(35,plain,
    ! [SV4: $i,SV2: $i] :
      ( ( ( ~ ( set_equal @ SV2 @ SV4 ) )
        = $true )
      | ( ( ~ ( ~ ! [SY10: $i] :
                    ( ~ ( element @ SY10 @ SV2 )
                    | ( element @ SY10 @ SV4 ) )
              | ~ ! [SY11: $i] :
                    ( ~ ( element @ SY11 @ SV4 )
                    | ( element @ SY11 @ SV2 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[33]) ).

thf(36,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( ~ ( ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
              | ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) )
          | ~ ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
              | ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) ) )
        = $false )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[34]) ).

thf(37,plain,
    ! [SV4: $i,SV2: $i] :
      ( ( ( set_equal @ SV2 @ SV4 )
        = $false )
      | ( ( ~ ( ~ ! [SY10: $i] :
                    ( ~ ( element @ SY10 @ SV2 )
                    | ( element @ SY10 @ SV4 ) )
              | ~ ! [SY11: $i] :
                    ( ~ ( element @ SY11 @ SV4 )
                    | ( element @ SY11 @ SV2 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[35]) ).

thf(38,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( ~ ( ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
              | ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) ) )
        = $false )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[36]) ).

thf(39,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( ~ ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
              | ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) ) )
        = $false )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[36]) ).

thf(40,plain,
    ! [SV4: $i,SV2: $i] :
      ( ( ( ~ ! [SY10: $i] :
                ( ~ ( element @ SY10 @ SV2 )
                | ( element @ SY10 @ SV4 ) )
          | ~ ! [SY11: $i] :
                ( ~ ( element @ SY11 @ SV4 )
                | ( element @ SY11 @ SV2 ) ) )
        = $false )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[37]) ).

thf(41,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
          | ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) )
        = $true )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[38]) ).

thf(42,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
          | ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) )
        = $true )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[39]) ).

thf(43,plain,
    ! [SV4: $i,SV2: $i] :
      ( ( ( ~ ! [SY10: $i] :
                ( ~ ( element @ SY10 @ SV2 )
                | ( element @ SY10 @ SV4 ) ) )
        = $false )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[40]) ).

thf(44,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ( ~ ! [SY11: $i] :
                ( ~ ( element @ SY11 @ SV4 )
                | ( element @ SY11 @ SV2 ) ) )
        = $false )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[40]) ).

thf(45,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 ) )
        = $true )
      | ( ( ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) )
        = $true )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[41]) ).

thf(46,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
        = $true )
      | ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 )
        = $true )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[42]) ).

thf(47,plain,
    ! [SV4: $i,SV2: $i] :
      ( ( ( ! [SY10: $i] :
              ( ~ ( element @ SY10 @ SV2 )
              | ( element @ SY10 @ SV4 ) ) )
        = $true )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[43]) ).

thf(48,plain,
    ! [SV2: $i,SV4: $i] :
      ( ( ( ! [SY11: $i] :
              ( ~ ( element @ SY11 @ SV4 )
              | ( element @ SY11 @ SV2 ) ) )
        = $true )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[44]) ).

thf(49,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
        = $false )
      | ( ( ~ ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 ) )
        = $true )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[45]) ).

thf(50,plain,
    ! [SV4: $i,SV2: $i,SV5: $i] :
      ( ( ( ~ ( element @ SV5 @ SV2 )
          | ( element @ SV5 @ SV4 ) )
        = $true )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[47]) ).

thf(51,plain,
    ! [SV2: $i,SV4: $i,SV6: $i] :
      ( ( ( ~ ( element @ SV6 @ SV4 )
          | ( element @ SV6 @ SV2 ) )
        = $true )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[48]) ).

thf(52,plain,
    ! [SV1: $i,SV3: $i] :
      ( ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV3 )
        = $false )
      | ( ( element @ ( sK3_Z @ SV3 @ SV1 ) @ SV1 )
        = $false )
      | ( ( set_equal @ SV1 @ SV3 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[49]) ).

thf(53,plain,
    ! [SV4: $i,SV2: $i,SV5: $i] :
      ( ( ( ~ ( element @ SV5 @ SV2 ) )
        = $true )
      | ( ( element @ SV5 @ SV4 )
        = $true )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[50]) ).

thf(54,plain,
    ! [SV2: $i,SV4: $i,SV6: $i] :
      ( ( ( ~ ( element @ SV6 @ SV4 ) )
        = $true )
      | ( ( element @ SV6 @ SV2 )
        = $true )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[51]) ).

thf(55,plain,
    ! [SV4: $i,SV2: $i,SV5: $i] :
      ( ( ( element @ SV5 @ SV2 )
        = $false )
      | ( ( element @ SV5 @ SV4 )
        = $true )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[53]) ).

thf(56,plain,
    ! [SV2: $i,SV4: $i,SV6: $i] :
      ( ( ( element @ SV6 @ SV4 )
        = $false )
      | ( ( element @ SV6 @ SV2 )
        = $true )
      | ( ( set_equal @ SV2 @ SV4 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[54]) ).

thf(57,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[25,56,55,52,46,29]) ).

thf(58,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( ( ~ ( element @ ( sK3_Z @ Y @ X ) @ X )
              | ~ ( element @ ( sK3_Z @ Y @ X ) @ Y ) )
            & ( ( element @ ( sK3_Z @ Y @ X ) @ X )
              | ( element @ ( sK3_Z @ Y @ X ) @ Y ) ) )
          | ( set_equal @ X @ Y ) )
      & ! [X: $i,Y: $i] :
          ( ~ ( set_equal @ X @ Y )
          | ( ! [Z: $i] :
                ( ~ ( element @ Z @ X )
                | ( element @ Z @ Y ) )
            & ! [Z: $i] :
                ( ~ ( element @ Z @ Y )
                | ( element @ Z @ X ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[14]) ).

thf(59,plain,
    ( ( ( set_equal @ sK2_SY5 @ sK1_X )
      & ~ ( set_equal @ sK1_X @ sK2_SY5 ) )
    = $true ),
    inference(copy,[status(thm)],[13]) ).

thf(60,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                        | ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) )
                    | ~ ( ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                        | ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) ) )
                | ( set_equal @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( set_equal @ SX0 @ SX1 )
                | ~ ( ~ ! [SX2: $i] :
                          ( ~ ( element @ SX2 @ SX0 )
                          | ( element @ SX2 @ SX1 ) )
                    | ~ ! [SX2: $i] :
                          ( ~ ( element @ SX2 @ SX1 )
                          | ( element @ SX2 @ SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[58]) ).

thf(61,plain,
    ( ( ~ ( ~ ( set_equal @ sK2_SY5 @ sK1_X )
          | ~ ~ ( set_equal @ sK1_X @ sK2_SY5 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[59]) ).

thf(62,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                    | ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( set_equal @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( set_equal @ SX0 @ SX1 )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( element @ SX2 @ SX0 )
                      | ( element @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( element @ SX2 @ SX1 )
                      | ( element @ SX2 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[60]) ).

thf(63,plain,
    ( ( ~ ( set_equal @ sK2_SY5 @ sK1_X )
      | ~ ~ ( set_equal @ sK1_X @ sK2_SY5 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[61]) ).

thf(64,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                    | ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( set_equal @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[62]) ).

thf(65,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( set_equal @ SX0 @ SX1 )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( element @ SX2 @ SX0 )
                      | ( element @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( element @ SX2 @ SX1 )
                      | ( element @ SX2 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[62]) ).

thf(66,plain,
    ( ( ~ ( set_equal @ sK2_SY5 @ sK1_X ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[63]) ).

thf(67,plain,
    ( ( ~ ~ ( set_equal @ sK1_X @ sK2_SY5 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[63]) ).

thf(68,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                  | ~ ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) )
              | ~ ( ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX0 )
                  | ( element @ ( sK3_Z @ SX1 @ SX0 ) @ SX1 ) ) )
          | ( set_equal @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[64]) ).

thf(69,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( set_equal @ SX0 @ SX1 )
          | ~ ( ~ ! [SX2: $i] :
                    ( ~ ( element @ SX2 @ SX0 )
                    | ( element @ SX2 @ SX1 ) )
              | ~ ! [SX2: $i] :
                    ( ~ ( element @ SX2 @ SX1 )
                    | ( element @ SX2 @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[65]) ).

thf(70,plain,
    ( ( set_equal @ sK2_SY5 @ sK1_X )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[66]) ).

thf(71,plain,
    ( ( ~ ( set_equal @ sK1_X @ sK2_SY5 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[67]) ).

thf(72,plain,
    ! [SV7: $i] :
      ( ( ! [SY12: $i] :
            ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SY12 @ SV7 ) @ SV7 )
                    | ~ ( element @ ( sK3_Z @ SY12 @ SV7 ) @ SY12 ) )
                | ~ ( ( element @ ( sK3_Z @ SY12 @ SV7 ) @ SV7 )
                    | ( element @ ( sK3_Z @ SY12 @ SV7 ) @ SY12 ) ) )
            | ( set_equal @ SV7 @ SY12 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[68]) ).

thf(73,plain,
    ! [SV8: $i] :
      ( ( ! [SY13: $i] :
            ( ~ ( set_equal @ SV8 @ SY13 )
            | ~ ( ~ ! [SY14: $i] :
                      ( ~ ( element @ SY14 @ SV8 )
                      | ( element @ SY14 @ SY13 ) )
                | ~ ! [SY15: $i] :
                      ( ~ ( element @ SY15 @ SY13 )
                      | ( element @ SY15 @ SV8 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[69]) ).

thf(74,plain,
    ( ( set_equal @ sK1_X @ sK2_SY5 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[71]) ).

thf(75,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
                | ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) )
            | ~ ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
                | ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) ) )
        | ( set_equal @ SV7 @ SV9 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[72]) ).

thf(76,plain,
    ! [SV10: $i,SV8: $i] :
      ( ( ~ ( set_equal @ SV8 @ SV10 )
        | ~ ( ~ ! [SY16: $i] :
                  ( ~ ( element @ SY16 @ SV8 )
                  | ( element @ SY16 @ SV10 ) )
            | ~ ! [SY17: $i] :
                  ( ~ ( element @ SY17 @ SV10 )
                  | ( element @ SY17 @ SV8 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[73]) ).

thf(77,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( ~ ( ~ ( ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
                  | ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) )
              | ~ ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
                  | ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) ) ) )
        = $true )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[75]) ).

thf(78,plain,
    ! [SV10: $i,SV8: $i] :
      ( ( ( ~ ( set_equal @ SV8 @ SV10 ) )
        = $true )
      | ( ( ~ ( ~ ! [SY16: $i] :
                    ( ~ ( element @ SY16 @ SV8 )
                    | ( element @ SY16 @ SV10 ) )
              | ~ ! [SY17: $i] :
                    ( ~ ( element @ SY17 @ SV10 )
                    | ( element @ SY17 @ SV8 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[76]) ).

thf(79,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( ~ ( ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
              | ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) )
          | ~ ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
              | ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) ) )
        = $false )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[77]) ).

thf(80,plain,
    ! [SV10: $i,SV8: $i] :
      ( ( ( set_equal @ SV8 @ SV10 )
        = $false )
      | ( ( ~ ( ~ ! [SY16: $i] :
                    ( ~ ( element @ SY16 @ SV8 )
                    | ( element @ SY16 @ SV10 ) )
              | ~ ! [SY17: $i] :
                    ( ~ ( element @ SY17 @ SV10 )
                    | ( element @ SY17 @ SV8 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[78]) ).

thf(81,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( ~ ( ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
              | ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) ) )
        = $false )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[79]) ).

thf(82,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( ~ ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
              | ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) ) )
        = $false )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[79]) ).

thf(83,plain,
    ! [SV10: $i,SV8: $i] :
      ( ( ( ~ ! [SY16: $i] :
                ( ~ ( element @ SY16 @ SV8 )
                | ( element @ SY16 @ SV10 ) )
          | ~ ! [SY17: $i] :
                ( ~ ( element @ SY17 @ SV10 )
                | ( element @ SY17 @ SV8 ) ) )
        = $false )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[80]) ).

thf(84,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
          | ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) )
        = $true )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[81]) ).

thf(85,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
          | ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) )
        = $true )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[82]) ).

thf(86,plain,
    ! [SV10: $i,SV8: $i] :
      ( ( ( ~ ! [SY16: $i] :
                ( ~ ( element @ SY16 @ SV8 )
                | ( element @ SY16 @ SV10 ) ) )
        = $false )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[83]) ).

thf(87,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ~ ! [SY17: $i] :
                ( ~ ( element @ SY17 @ SV10 )
                | ( element @ SY17 @ SV8 ) ) )
        = $false )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[83]) ).

thf(88,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 ) )
        = $true )
      | ( ( ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) )
        = $true )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[84]) ).

thf(89,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
        = $true )
      | ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 )
        = $true )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[85]) ).

thf(90,plain,
    ! [SV10: $i,SV8: $i] :
      ( ( ( ! [SY16: $i] :
              ( ~ ( element @ SY16 @ SV8 )
              | ( element @ SY16 @ SV10 ) ) )
        = $true )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[86]) ).

thf(91,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ! [SY17: $i] :
              ( ~ ( element @ SY17 @ SV10 )
              | ( element @ SY17 @ SV8 ) ) )
        = $true )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[87]) ).

thf(92,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
        = $false )
      | ( ( ~ ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 ) )
        = $true )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[88]) ).

thf(93,plain,
    ! [SV10: $i,SV8: $i,SV11: $i] :
      ( ( ( ~ ( element @ SV11 @ SV8 )
          | ( element @ SV11 @ SV10 ) )
        = $true )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[90]) ).

thf(94,plain,
    ! [SV8: $i,SV10: $i,SV12: $i] :
      ( ( ( ~ ( element @ SV12 @ SV10 )
          | ( element @ SV12 @ SV8 ) )
        = $true )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[91]) ).

thf(95,plain,
    ! [SV7: $i,SV9: $i] :
      ( ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV9 )
        = $false )
      | ( ( element @ ( sK3_Z @ SV9 @ SV7 ) @ SV7 )
        = $false )
      | ( ( set_equal @ SV7 @ SV9 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[92]) ).

thf(96,plain,
    ! [SV10: $i,SV8: $i,SV11: $i] :
      ( ( ( ~ ( element @ SV11 @ SV8 ) )
        = $true )
      | ( ( element @ SV11 @ SV10 )
        = $true )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[93]) ).

thf(97,plain,
    ! [SV8: $i,SV10: $i,SV12: $i] :
      ( ( ( ~ ( element @ SV12 @ SV10 ) )
        = $true )
      | ( ( element @ SV12 @ SV8 )
        = $true )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[94]) ).

thf(98,plain,
    ! [SV10: $i,SV8: $i,SV11: $i] :
      ( ( ( element @ SV11 @ SV8 )
        = $false )
      | ( ( element @ SV11 @ SV10 )
        = $true )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[96]) ).

thf(99,plain,
    ! [SV8: $i,SV10: $i,SV12: $i] :
      ( ( ( element @ SV12 @ SV10 )
        = $false )
      | ( ( element @ SV12 @ SV8 )
        = $true )
      | ( ( set_equal @ SV8 @ SV10 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[97]) ).

thf(100,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[70,99,98,95,89,74]) ).

thf(101,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[100,57]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET047+1 : TPTP v8.1.0. Released v2.0.0.
% 0.07/0.13  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.13/0.34  % Computer : n023.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jul 10 18:26:40 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  
% 0.13/0.35   No.of.Axioms: 1
% 0.13/0.35  
% 0.13/0.35   Length.of.Defs: 0
% 0.13/0.35  
% 0.13/0.35   Contains.Choice.Funs: false
% 0.13/0.35  (rf:0,axioms:1,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:3,loop_count:0,foatp_calls:0,translation:fof_full).....
% 0.20/0.43  
% 0.20/0.43  ********************************
% 0.20/0.43  *   All subproblems solved!    *
% 0.20/0.43  ********************************
% 0.20/0.43  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:1,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:100,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.20/0.44  
% 0.20/0.44  %**** Beginning of derivation protocol ****
% 0.20/0.44  % SZS output start CNFRefutation
% See solution above
% 0.20/0.44  
% 0.20/0.44  %**** End of derivation protocol ****
% 0.20/0.44  %**** no. of clauses in derivation: 101 ****
% 0.20/0.44  %**** clause counter: 100 ****
% 0.20/0.44  
% 0.20/0.44  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:1,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:100,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------