TSTP Solution File: SEU121+1 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SEU121+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n010.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 12:06:48 EDT 2022

% Result   : Theorem 0.14s 0.42s
% Output   : CNFRefutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   21
% Syntax   : Number of formulae    :  107 (  67 unt;  10 typ;   0 def)
%            Number of atoms       :  441 ( 131 equ;   0 cnn)
%            Maximal formula atoms :    3 (   4 avg)
%            Number of connectives :  618 ( 118   ~;  86   |;  16   &; 384   @)
%                                         (   2 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    7 (   7   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   13 (  10 usr;   8 con; 0-2 aty)
%            Number of variables   :  161 (   0   ^ 157   !;   4   ?; 161   :)

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

thf(tp_empty_set,type,
    empty_set: $i ).

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

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

thf(tp_sK2_SY17,type,
    sK2_SY17: $i ).

thf(tp_sK3_SY19,type,
    sK3_SY19: $i ).

thf(tp_sK4_A,type,
    sK4_A: $i ).

thf(tp_sK5_A,type,
    sK5_A: $i ).

thf(tp_sK6_C,type,
    sK6_C: $i > $i > $i ).

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

thf(1,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( empty @ A )
        & ( A != B )
        & ( empty @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_boole) ).

thf(2,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( in @ A @ B )
        & ( empty @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_boole) ).

thf(3,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( A = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t6_boole) ).

thf(4,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(5,axiom,
    ? [A: $i] :
      ~ ( empty @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(6,axiom,
    ? [A: $i] : ( empty @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(7,axiom,
    empty @ empty_set,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_xboole_0) ).

thf(8,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_xboole_0) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
    <=> ! [C: $i] :
          ( ( in @ C @ A )
         => ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_tarski) ).

thf(10,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(11,conjecture,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ B @ C ) )
     => ( subset @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_xboole_1) ).

thf(12,negated_conjecture,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ B @ C ) )
         => ( subset @ A @ C ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[11]) ).

thf(13,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ B @ C ) )
         => ( subset @ A @ C ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(14,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( empty @ A )
            & ( A != B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(15,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( in @ A @ B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(16,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( A = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(17,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(18,plain,
    ( ( ? [A: $i] :
          ~ ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(19,plain,
    ( ( ? [A: $i] : ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(20,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(21,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[8]) ).

thf(22,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
        <=> ! [C: $i] :
              ( ( in @ C @ A )
             => ( in @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(23,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(24,plain,
    ( ( ! [SY17: $i,SY18: $i] :
          ( ( ( subset @ sK1_A @ SY17 )
            & ( subset @ SY17 @ SY18 ) )
         => ( subset @ sK1_A @ SY18 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[13]) ).

thf(25,plain,
    ( ( ! [SY19: $i] :
          ( ( ( subset @ sK1_A @ sK2_SY17 )
            & ( subset @ sK2_SY17 @ SY19 ) )
         => ( subset @ sK1_A @ SY19 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[24]) ).

thf(26,plain,
    ( ( ( ( subset @ sK1_A @ sK2_SY17 )
        & ( subset @ sK2_SY17 @ sK3_SY19 ) )
     => ( subset @ sK1_A @ sK3_SY19 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[25]) ).

thf(27,plain,
    ( ( subset @ sK1_A @ sK2_SY17 )
    = $true ),
    inference(standard_cnf,[status(thm)],[26]) ).

thf(28,plain,
    ( ( subset @ sK2_SY17 @ sK3_SY19 )
    = $true ),
    inference(standard_cnf,[status(thm)],[26]) ).

thf(29,plain,
    ( ( subset @ sK1_A @ sK3_SY19 )
    = $false ),
    inference(standard_cnf,[status(thm)],[26]) ).

thf(30,plain,
    ( ( ~ ( subset @ sK1_A @ sK3_SY19 ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[29]) ).

thf(31,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[14]) ).

thf(32,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[15]) ).

thf(33,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[16]) ).

thf(34,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[17]) ).

thf(35,plain,
    ( ( ~ ( empty @ sK4_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[18]) ).

thf(36,plain,
    ( ( empty @ sK5_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[19]) ).

thf(37,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( in @ ( sK6_C @ B @ A ) @ A )
            & ~ ( in @ ( sK6_C @ B @ A ) @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ! [C: $i] :
              ( ~ ( in @ C @ A )
              | ( in @ C @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[22]) ).

thf(38,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[23]) ).

thf(39,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[38]) ).

thf(40,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( in @ ( sK6_C @ B @ A ) @ A )
            & ~ ( in @ ( sK6_C @ B @ A ) @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ! [C: $i] :
              ( ~ ( in @ C @ A )
              | ( in @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[37]) ).

thf(41,plain,
    $true = $true,
    inference(copy,[status(thm)],[21]) ).

thf(42,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(copy,[status(thm)],[20]) ).

thf(43,plain,
    ( ( empty @ sK5_A )
    = $true ),
    inference(copy,[status(thm)],[36]) ).

thf(44,plain,
    ( ( ~ ( empty @ sK4_A ) )
    = $true ),
    inference(copy,[status(thm)],[35]) ).

thf(45,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[34]) ).

thf(46,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[33]) ).

thf(47,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[32]) ).

thf(48,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[31]) ).

thf(49,plain,
    ( ( subset @ sK2_SY17 @ sK3_SY19 )
    = $true ),
    inference(copy,[status(thm)],[28]) ).

thf(50,plain,
    ( ( subset @ sK1_A @ sK2_SY17 )
    = $true ),
    inference(copy,[status(thm)],[27]) ).

thf(51,plain,
    ( ( ~ ( subset @ sK1_A @ sK3_SY19 ) )
    = $true ),
    inference(copy,[status(thm)],[30]) ).

thf(52,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ~ ( in @ ( sK6_C @ SX1 @ SX0 ) @ SX0 )
                    | ~ ~ ( in @ ( sK6_C @ SX1 @ SX0 ) @ SX1 ) )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ SX0 @ SX1 )
                | ! [SX2: $i] :
                    ( ~ ( in @ SX2 @ SX0 )
                    | ( in @ SX2 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[40]) ).

thf(53,plain,
    ! [SV1: $i] :
      ( ( ! [SY20: $i] :
            ( ~ ( in @ SV1 @ SY20 )
            | ~ ( in @ SY20 @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[39]) ).

thf(54,plain,
    ( ( empty @ sK4_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[44]) ).

thf(55,plain,
    ! [SV2: $i] :
      ( ( subset @ SV2 @ SV2 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[45]) ).

thf(56,plain,
    ! [SV3: $i] :
      ( ( ~ ( empty @ SV3 )
        | ( SV3 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[46]) ).

thf(57,plain,
    ! [SV4: $i] :
      ( ( ! [SY21: $i] :
            ( ~ ( empty @ SY21 )
            | ~ ( in @ SV4 @ SY21 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[47]) ).

thf(58,plain,
    ! [SV5: $i] :
      ( ( ! [SY22: $i] :
            ( ( SV5 = SY22 )
            | ~ ( empty @ SV5 )
            | ~ ( empty @ SY22 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[48]) ).

thf(59,plain,
    ( ( subset @ sK1_A @ sK3_SY19 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[51]) ).

thf(60,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( in @ ( sK6_C @ SX1 @ SX0 ) @ SX0 )
                | ~ ~ ( in @ ( sK6_C @ SX1 @ SX0 ) @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX0 )
                | ( in @ SX2 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[52]) ).

thf(61,plain,
    ! [SV6: $i,SV1: $i] :
      ( ( ~ ( in @ SV1 @ SV6 )
        | ~ ( in @ SV6 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[53]) ).

thf(62,plain,
    ! [SV3: $i] :
      ( ( ( ~ ( empty @ SV3 ) )
        = $true )
      | ( ( SV3 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[56]) ).

thf(63,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ~ ( empty @ SV7 )
        | ~ ( in @ SV4 @ SV7 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[57]) ).

thf(64,plain,
    ! [SV8: $i,SV5: $i] :
      ( ( ( SV5 = SV8 )
        | ~ ( empty @ SV5 )
        | ~ ( empty @ SV8 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[58]) ).

thf(65,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( in @ ( sK6_C @ SX1 @ SX0 ) @ SX0 )
                | ~ ~ ( in @ ( sK6_C @ SX1 @ SX0 ) @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[60]) ).

thf(66,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX0 )
                | ( in @ SX2 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[60]) ).

thf(67,plain,
    ! [SV6: $i,SV1: $i] :
      ( ( ( ~ ( in @ SV1 @ SV6 ) )
        = $true )
      | ( ( ~ ( in @ SV6 @ SV1 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[61]) ).

thf(68,plain,
    ! [SV3: $i] :
      ( ( ( empty @ SV3 )
        = $false )
      | ( ( SV3 = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[62]) ).

thf(69,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( ~ ( empty @ SV7 ) )
        = $true )
      | ( ( ~ ( in @ SV4 @ SV7 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[63]) ).

thf(70,plain,
    ! [SV8: $i,SV5: $i] :
      ( ( ( ( SV5 = SV8 )
          | ~ ( empty @ SV5 ) )
        = $true )
      | ( ( ~ ( empty @ SV8 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[64]) ).

thf(71,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( in @ ( sK6_C @ SX1 @ SX0 ) @ SX0 )
              | ~ ~ ( in @ ( sK6_C @ SX1 @ SX0 ) @ SX1 ) )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[65]) ).

thf(72,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ! [SX2: $i] :
              ( ~ ( in @ SX2 @ SX0 )
              | ( in @ SX2 @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[66]) ).

thf(73,plain,
    ! [SV6: $i,SV1: $i] :
      ( ( ( in @ SV1 @ SV6 )
        = $false )
      | ( ( ~ ( in @ SV6 @ SV1 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[67]) ).

thf(74,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( empty @ SV7 )
        = $false )
      | ( ( ~ ( in @ SV4 @ SV7 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[69]) ).

thf(75,plain,
    ! [SV8: $i,SV5: $i] :
      ( ( ( SV5 = SV8 )
        = $true )
      | ( ( ~ ( empty @ SV5 ) )
        = $true )
      | ( ( ~ ( empty @ SV8 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[70]) ).

thf(76,plain,
    ! [SV9: $i] :
      ( ( ! [SY23: $i] :
            ( ~ ( ~ ( in @ ( sK6_C @ SY23 @ SV9 ) @ SV9 )
                | ~ ~ ( in @ ( sK6_C @ SY23 @ SV9 ) @ SY23 ) )
            | ( subset @ SV9 @ SY23 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[71]) ).

thf(77,plain,
    ! [SV10: $i] :
      ( ( ! [SY24: $i] :
            ( ~ ( subset @ SV10 @ SY24 )
            | ! [SY25: $i] :
                ( ~ ( in @ SY25 @ SV10 )
                | ( in @ SY25 @ SY24 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[72]) ).

thf(78,plain,
    ! [SV1: $i,SV6: $i] :
      ( ( ( in @ SV6 @ SV1 )
        = $false )
      | ( ( in @ SV1 @ SV6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[73]) ).

thf(79,plain,
    ! [SV7: $i,SV4: $i] :
      ( ( ( in @ SV4 @ SV7 )
        = $false )
      | ( ( empty @ SV7 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[74]) ).

thf(80,plain,
    ! [SV8: $i,SV5: $i] :
      ( ( ( empty @ SV5 )
        = $false )
      | ( ( SV5 = SV8 )
        = $true )
      | ( ( ~ ( empty @ SV8 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[75]) ).

thf(81,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ~ ( ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV9 )
            | ~ ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV11 ) )
        | ( subset @ SV9 @ SV11 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[76]) ).

thf(82,plain,
    ! [SV12: $i,SV10: $i] :
      ( ( ~ ( subset @ SV10 @ SV12 )
        | ! [SY26: $i] :
            ( ~ ( in @ SY26 @ SV10 )
            | ( in @ SY26 @ SV12 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[77]) ).

thf(83,plain,
    ! [SV5: $i,SV8: $i] :
      ( ( ( empty @ SV8 )
        = $false )
      | ( ( SV5 = SV8 )
        = $true )
      | ( ( empty @ SV5 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[80]) ).

thf(84,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV9 )
              | ~ ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV11 ) ) )
        = $true )
      | ( ( subset @ SV9 @ SV11 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[81]) ).

thf(85,plain,
    ! [SV12: $i,SV10: $i] :
      ( ( ( ~ ( subset @ SV10 @ SV12 ) )
        = $true )
      | ( ( ! [SY26: $i] :
              ( ~ ( in @ SY26 @ SV10 )
              | ( in @ SY26 @ SV12 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[82]) ).

thf(86,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV9 )
          | ~ ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV11 ) )
        = $false )
      | ( ( subset @ SV9 @ SV11 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[84]) ).

thf(87,plain,
    ! [SV12: $i,SV10: $i] :
      ( ( ( subset @ SV10 @ SV12 )
        = $false )
      | ( ( ! [SY26: $i] :
              ( ~ ( in @ SY26 @ SV10 )
              | ( in @ SY26 @ SV12 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[85]) ).

thf(88,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV9 ) )
        = $false )
      | ( ( subset @ SV9 @ SV11 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[86]) ).

thf(89,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( ~ ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV11 ) )
        = $false )
      | ( ( subset @ SV9 @ SV11 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[86]) ).

thf(90,plain,
    ! [SV12: $i,SV10: $i,SV13: $i] :
      ( ( ( ~ ( in @ SV13 @ SV10 )
          | ( in @ SV13 @ SV12 ) )
        = $true )
      | ( ( subset @ SV10 @ SV12 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[87]) ).

thf(91,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV9 )
        = $true )
      | ( ( subset @ SV9 @ SV11 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[88]) ).

thf(92,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( ~ ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV11 ) )
        = $true )
      | ( ( subset @ SV9 @ SV11 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[89]) ).

thf(93,plain,
    ! [SV12: $i,SV10: $i,SV13: $i] :
      ( ( ( ~ ( in @ SV13 @ SV10 ) )
        = $true )
      | ( ( in @ SV13 @ SV12 )
        = $true )
      | ( ( subset @ SV10 @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[90]) ).

thf(94,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( in @ ( sK6_C @ SV11 @ SV9 ) @ SV11 )
        = $false )
      | ( ( subset @ SV9 @ SV11 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[92]) ).

thf(95,plain,
    ! [SV12: $i,SV10: $i,SV13: $i] :
      ( ( ( in @ SV13 @ SV10 )
        = $false )
      | ( ( in @ SV13 @ SV12 )
        = $true )
      | ( ( subset @ SV10 @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[93]) ).

thf(96,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[41,95,94,91,83,79,78,68,59,55,54,50,49,43,42]) ).

thf(97,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[96]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.13/0.13  % Problem  : SEU121+1 : TPTP v8.1.0. Released v3.3.0.
% 0.13/0.14  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.14/0.36  % Computer : n010.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 600
% 0.14/0.36  % DateTime : Mon Jun 20 06:48:37 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.14/0.37  
% 0.14/0.37   No.of.Axioms: 10
% 0.14/0.37  
% 0.14/0.37   Length.of.Defs: 0
% 0.14/0.37  
% 0.14/0.37   Contains.Choice.Funs: false
% 0.14/0.37  (rf:0,axioms:10,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:12,loop_count:0,foatp_calls:0,translation:fof_full)....
% 0.14/0.42  
% 0.14/0.42  ********************************
% 0.14/0.42  *   All subproblems solved!    *
% 0.14/0.42  ********************************
% 0.14/0.42  % SZS status Theorem for /export/starexec/sandbox2/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:96,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.14/0.42  
% 0.14/0.42  %**** Beginning of derivation protocol ****
% 0.14/0.42  % SZS output start CNFRefutation
% See solution above
% 0.14/0.42  
% 0.14/0.42  %**** End of derivation protocol ****
% 0.14/0.42  %**** no. of clauses in derivation: 97 ****
% 0.14/0.42  %**** clause counter: 96 ****
% 0.14/0.42  
% 0.14/0.42  % SZS status Theorem for /export/starexec/sandbox2/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:96,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------