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

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SEU062+1 : TPTP v9.3.1. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n004.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 10:42:50 AM UTC 2026

% Result   : Theorem 0.09s 0.29s
% Output   : CNFRefutation 0.09s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   18
% Syntax   : Number of formulae    :  201 ( 132 unt;   0 typ;   0 def)
%            Number of atoms       :  951 ( 295 equ;   0 cnn)
%            Maximal formula atoms :    4 (   4 avg)
%            Number of connectives : 1373 ( 344   ~; 181   |;  31   &; 777   @)
%                                         (   6 <=>;  34  =>;   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     :   23 (  20 usr;   9 con; 0-2 aty)
%            Number of variables   :  254 (   0   ^; 242   !;  12   ?; 254   :)

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

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

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

thf(tp_function,type,
    function: $i > $o ).

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

thf(tp_one_to_one,type,
    one_to_one: $i > $o ).

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

thf(tp_relation,type,
    relation: $i > $o ).

thf(tp_relation_empty_yielding,type,
    relation_empty_yielding: $i > $o ).

thf(tp_relation_inverse_image,type,
    relation_inverse_image: $i > $i > $i ).

thf(tp_relation_rng,type,
    relation_rng: $i > $i ).

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

thf(tp_sK2_SY25,type,
    sK2_SY25: $i ).

thf(tp_sK3_SX0,type,
    sK3_SX0: $i ).

thf(tp_sK4_SX0,type,
    sK4_SX0: $i ).

thf(tp_sK5_SX0,type,
    sK5_SX0: $i ).

thf(tp_sK6_SX0,type,
    sK6_SX0: $i ).

thf(tp_sK7_SY37,type,
    sK7_SY37: $i > $i > $i ).

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

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

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

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

thf(8,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( element @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t1_subset) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( in @ A @ ( relation_rng @ B ) )
      <=> ( ( relation_inverse_image @ B @ ( singleton @ A ) )
         != empty_set ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t142_funct_1) ).

thf(10,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(11,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( relation_empty_yielding @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_relat_1) ).

thf(15,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( relation @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_relat_1) ).

thf(19,axiom,
    ? [A: $i] :
      ( ( empty @ A )
      & ( relation @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_relat_1) ).

thf(20,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_funct_1) ).

thf(21,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( empty @ ( relation_rng @ A ) )
        & ( relation @ ( relation_rng @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc8_relat_1) ).

thf(22,axiom,
    ! [A: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ A ) )
     => ~ ( empty @ ( relation_rng @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc6_relat_1) ).

thf(23,axiom,
    ( ( empty @ empty_set )
    & ( relation @ empty_set ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc4_relat_1) ).

thf(24,axiom,
    ! [A: $i] :
      ~ ( empty @ ( singleton @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_subset_1) ).

thf(25,axiom,
    empty @ empty_set,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_xboole_0) ).

thf(29,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
    <=> ! [C: $i] :
          ( ( in @ C @ A )
         => ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

thf(31,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( relation @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc1_relat_1) ).

thf(33,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(34,conjecture,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ! [C: $i] :
            ~ ( ( in @ C @ A )
              & ( ( relation_inverse_image @ B @ ( singleton @ C ) )
                = empty_set ) )
       => ( subset @ A @ ( relation_rng @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t143_funct_1) ).

thf(35,negated_conjecture,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( ! [C: $i] :
                ~ ( ( in @ C @ A )
                  & ( ( relation_inverse_image @ B @ ( singleton @ C ) )
                    = empty_set ) )
           => ( subset @ A @ ( relation_rng @ B ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[34]) ).

thf(36,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( ! [C: $i] :
                ~ ( ( in @ C @ A )
                  & ( ( relation_inverse_image @ B @ ( singleton @ C ) )
                    = empty_set ) )
           => ( subset @ A @ ( relation_rng @ B ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[35]) ).

thf(37,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( in @ A @ B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(38,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( A = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(39,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( element @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(40,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( ( in @ A @ ( relation_rng @ B ) )
          <=> ( ( relation_inverse_image @ B @ ( singleton @ A ) )
             != empty_set ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(41,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(42,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( relation_empty_yielding @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(43,plain,
    ( ( ? [A: $i] :
          ( ~ ( empty @ A )
          & ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[15]) ).

thf(44,plain,
    ( ( ? [A: $i] :
          ( ( empty @ A )
          & ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[19]) ).

thf(45,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( function @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[20]) ).

thf(46,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( ( empty @ ( relation_rng @ A ) )
            & ( relation @ ( relation_rng @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[21]) ).

thf(47,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty @ A )
            & ( relation @ A ) )
         => ~ ( empty @ ( relation_rng @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[22]) ).

thf(48,plain,
    ( ( ( empty @ empty_set )
      & ( relation @ empty_set ) )
    = $true ),
    inference(unfold_def,[status(thm)],[23]) ).

thf(49,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( singleton @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[24]) ).

thf(50,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(unfold_def,[status(thm)],[25]) ).

thf(51,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
        <=> ! [C: $i] :
              ( ( in @ C @ A )
             => ( in @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[29]) ).

thf(52,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[31]) ).

thf(53,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[33]) ).

thf(54,plain,
    ( ( ! [SY25: $i] :
          ( ( relation @ SY25 )
         => ( ! [SY26: $i] :
                ~ ( ( in @ SY26 @ sK1_A )
                  & ( ( relation_inverse_image @ SY25 @ ( singleton @ SY26 ) )
                    = empty_set ) )
           => ( subset @ sK1_A @ ( relation_rng @ SY25 ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[36]) ).

thf(55,plain,
    ( ( ( relation @ sK2_SY25 )
     => ( ! [SY27: $i] :
            ~ ( ( in @ SY27 @ sK1_A )
              & ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SY27 ) )
                = empty_set ) )
       => ( subset @ sK1_A @ ( relation_rng @ sK2_SY25 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[54]) ).

thf(56,plain,
    ( ( relation @ sK2_SY25 )
    = $true ),
    inference(standard_cnf,[status(thm)],[55]) ).

thf(57,plain,
    ( ( ! [SY27: $i] :
          ~ ( ( in @ SY27 @ sK1_A )
            & ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SY27 ) )
              = empty_set ) ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[55]) ).

thf(58,plain,
    ( ( subset @ sK1_A @ ( relation_rng @ sK2_SY25 ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[55]) ).

thf(59,plain,
    ( ( ~ ( subset @ sK1_A @ ( relation_rng @ sK2_SY25 ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[58]) ).

thf(60,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[53]) ).

thf(61,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( relation @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[52]) ).

thf(62,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
        <=> ! [C: $i] :
              ( ( in @ C @ A )
             => ( in @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[51]) ).

thf(63,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(copy,[status(thm)],[50]) ).

thf(64,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( singleton @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[49]) ).

thf(65,plain,
    ( ( ( empty @ empty_set )
      & ( relation @ empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[48]) ).

thf(66,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty @ A )
            & ( relation @ A ) )
         => ~ ( empty @ ( relation_rng @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[47]) ).

thf(67,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( ( empty @ ( relation_rng @ A ) )
            & ( relation @ ( relation_rng @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[46]) ).

thf(68,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( function @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[45]) ).

thf(69,plain,
    ( ( ? [A: $i] :
          ( ( empty @ A )
          & ( relation @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[44]) ).

thf(70,plain,
    ( ( ? [A: $i] :
          ( ~ ( empty @ A )
          & ( relation @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[43]) ).

thf(71,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( relation_empty_yielding @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[42]) ).

thf(72,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[41]) ).

thf(73,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( ( in @ A @ ( relation_rng @ B ) )
          <=> ( ( relation_inverse_image @ B @ ( singleton @ A ) )
             != empty_set ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[40]) ).

thf(74,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( element @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[39]) ).

thf(75,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( A = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[38]) ).

thf(76,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( in @ A @ B )
            & ( empty @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[37]) ).

thf(77,plain,
    ( ( ! [SY27: $i] :
          ~ ( ( in @ SY27 @ sK1_A )
            & ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SY27 ) )
              = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[57]) ).

thf(78,plain,
    ( ( relation @ sK2_SY25 )
    = $true ),
    inference(copy,[status(thm)],[56]) ).

thf(79,plain,
    ( ( ~ ( subset @ sK1_A @ ( relation_rng @ sK2_SY25 ) ) )
    = $true ),
    inference(copy,[status(thm)],[59]) ).

thf(80,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ( ~ ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 ) )
          | ~ ( empty @ ( relation_rng @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[66]) ).

thf(81,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ~ ( ~ ( ~ ( in @ SX0 @ ( relation_rng @ SX1 ) )
                  | ( ( relation_inverse_image @ SX1 @ ( singleton @ SX0 ) )
                   != empty_set ) )
              | ~ ( ~ ( ( ( relation_inverse_image @ SX1 @ ( singleton @ SX0 ) )
                       != empty_set ) )
                  | ( in @ SX0 @ ( relation_rng @ SX1 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[73]) ).

thf(82,plain,
    ( ( ~ ( ~ ( empty @ empty_set )
          | ~ ( relation @ empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[65]) ).

thf(83,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ( relation @ SX0 )
                | ~ ( relation_empty_yielding @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[71]) ).

thf(84,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ( SX0 = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[75]) ).

thf(85,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ SX1 )
          | ( element @ SX0 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[74]) ).

thf(86,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ( relation @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[61]) ).

thf(87,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ SX1 )
          | ~ ( in @ SX1 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[60]) ).

thf(88,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ~ ( ~ ( empty @ ( relation_rng @ SX0 ) )
              | ~ ( relation @ ( relation_rng @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[67]) ).

thf(89,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ( relation @ SX0 )
                | ~ ( function @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[68]) ).

thf(90,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ~ ( ~ ( in @ SX0 @ SX1 )
              | ~ ( empty @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[76]) ).

thf(91,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[70]) ).

thf(92,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ( in @ SX0 @ sK1_A )
              | ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SX0 ) )
               != empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[77]) ).

thf(93,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[69]) ).

thf(94,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( subset @ SX0 @ SX1 )
                | ! [SX2: $i] :
                    ( ~ ( in @ SX2 @ SX0 )
                    | ( in @ SX2 @ SX1 ) ) )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( in @ SX2 @ SX0 )
                      | ( in @ SX2 @ SX1 ) )
                | ( subset @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[62]) ).

thf(95,plain,
    ! [SV1: $i] :
      ( ( ~ ( empty @ ( singleton @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[64]) ).

thf(96,plain,
    ! [SV2: $i] :
      ( ( ! [SY28: $i] : ( subset @ SV2 @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[72]) ).

thf(97,plain,
    ( ( subset @ sK1_A @ ( relation_rng @ sK2_SY25 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[79]) ).

thf(98,plain,
    ! [SV3: $i] :
      ( ( ~ ~ ( ~ ~ ( empty @ SV3 )
              | ~ ( relation @ SV3 ) )
        | ~ ( empty @ ( relation_rng @ SV3 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[80]) ).

thf(99,plain,
    ! [SV4: $i] :
      ( ( ! [SY29: $i] :
            ( ~ ( relation @ SY29 )
            | ~ ( ~ ( ~ ( in @ SV4 @ ( relation_rng @ SY29 ) )
                    | ( ( relation_inverse_image @ SY29 @ ( singleton @ SV4 ) )
                     != empty_set ) )
                | ~ ( ~ ( ( ( relation_inverse_image @ SY29 @ ( singleton @ SV4 ) )
                         != empty_set ) )
                    | ( in @ SV4 @ ( relation_rng @ SY29 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[81]) ).

thf(100,plain,
    ( ( ~ ( empty @ empty_set )
      | ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[82]) ).

thf(101,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ( relation @ SX0 )
              | ~ ( relation_empty_yielding @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[83]) ).

thf(102,plain,
    ! [SV5: $i] :
      ( ( ~ ( empty @ SV5 )
        | ( SV5 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[84]) ).

thf(103,plain,
    ! [SV6: $i] :
      ( ( ! [SY30: $i] :
            ( ~ ( in @ SV6 @ SY30 )
            | ( element @ SV6 @ SY30 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[85]) ).

thf(104,plain,
    ! [SV7: $i] :
      ( ( ~ ( empty @ SV7 )
        | ( relation @ SV7 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[86]) ).

thf(105,plain,
    ! [SV8: $i] :
      ( ( ! [SY31: $i] :
            ( ~ ( in @ SV8 @ SY31 )
            | ~ ( in @ SY31 @ SV8 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[87]) ).

thf(106,plain,
    ! [SV9: $i] :
      ( ( ~ ( empty @ SV9 )
        | ~ ( ~ ( empty @ ( relation_rng @ SV9 ) )
            | ~ ( relation @ ( relation_rng @ SV9 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[88]) ).

thf(107,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ( relation @ SX0 )
              | ~ ( function @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[89]) ).

thf(108,plain,
    ! [SV10: $i] :
      ( ( ! [SY32: $i] :
            ~ ~ ( ~ ( in @ SV10 @ SY32 )
                | ~ ( empty @ SY32 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[90]) ).

thf(109,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ~ ( empty @ SX0 )
              | ~ ( relation @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[91]) ).

thf(110,plain,
    ! [SV11: $i] :
      ( ( ~ ~ ( ~ ( in @ SV11 @ sK1_A )
              | ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SV11 ) )
               != empty_set ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[92]) ).

thf(111,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ( empty @ SX0 )
              | ~ ( relation @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[93]) ).

thf(112,plain,
    ! [SV12: $i] :
      ( ( ! [SY33: $i] :
            ~ ( ~ ( ~ ( subset @ SV12 @ SY33 )
                  | ! [SY34: $i] :
                      ( ~ ( in @ SY34 @ SV12 )
                      | ( in @ SY34 @ SY33 ) ) )
              | ~ ( ~ ! [SY35: $i] :
                        ( ~ ( in @ SY35 @ SV12 )
                        | ( in @ SY35 @ SY33 ) )
                  | ( subset @ SV12 @ SY33 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[94]) ).

thf(113,plain,
    ! [SV1: $i] :
      ( ( empty @ ( singleton @ SV1 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[95]) ).

thf(114,plain,
    ! [SV2: $i] :
      ( ( subset @ SV2 @ SV2 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[96]) ).

thf(115,plain,
    ! [SV3: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty @ SV3 )
                | ~ ( relation @ SV3 ) ) )
        = $true )
      | ( ( ~ ( empty @ ( relation_rng @ SV3 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[98]) ).

thf(116,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ~ ( relation @ SV14 )
        | ~ ( ~ ( ~ ( in @ SV4 @ ( relation_rng @ SV14 ) )
                | ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
                 != empty_set ) )
            | ~ ( ~ ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
                     != empty_set ) )
                | ( in @ SV4 @ ( relation_rng @ SV14 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[99]) ).

thf(117,plain,
    ( ( ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[100]) ).

thf(118,plain,
    ( ( ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[100]) ).

thf(119,plain,
    ( ( ~ ~ ( ~ ( relation @ sK3_SX0 )
            | ~ ( relation_empty_yielding @ sK3_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[101]) ).

thf(120,plain,
    ! [SV5: $i] :
      ( ( ( ~ ( empty @ SV5 ) )
        = $true )
      | ( ( SV5 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[102]) ).

thf(121,plain,
    ! [SV15: $i,SV6: $i] :
      ( ( ~ ( in @ SV6 @ SV15 )
        | ( element @ SV6 @ SV15 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[103]) ).

thf(122,plain,
    ! [SV7: $i] :
      ( ( ( ~ ( empty @ SV7 ) )
        = $true )
      | ( ( relation @ SV7 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[104]) ).

thf(123,plain,
    ! [SV16: $i,SV8: $i] :
      ( ( ~ ( in @ SV8 @ SV16 )
        | ~ ( in @ SV16 @ SV8 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[105]) ).

thf(124,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( empty @ SV9 ) )
        = $true )
      | ( ( ~ ( ~ ( empty @ ( relation_rng @ SV9 ) )
              | ~ ( relation @ ( relation_rng @ SV9 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[106]) ).

thf(125,plain,
    ( ( ~ ~ ( ~ ( relation @ sK4_SX0 )
            | ~ ( function @ sK4_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[107]) ).

thf(126,plain,
    ! [SV17: $i,SV10: $i] :
      ( ( ~ ~ ( ~ ( in @ SV10 @ SV17 )
              | ~ ( empty @ SV17 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[108]) ).

thf(127,plain,
    ( ( ~ ~ ( ~ ~ ( empty @ sK5_SX0 )
            | ~ ( relation @ sK5_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[109]) ).

thf(128,plain,
    ! [SV11: $i] :
      ( ( ~ ( ~ ( in @ SV11 @ sK1_A )
            | ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SV11 ) )
             != empty_set ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[110]) ).

thf(129,plain,
    ( ( ~ ~ ( ~ ( empty @ sK6_SX0 )
            | ~ ( relation @ sK6_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[111]) ).

thf(130,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ~ ( ~ ( ~ ( subset @ SV12 @ SV18 )
                | ! [SY36: $i] :
                    ( ~ ( in @ SY36 @ SV12 )
                    | ( in @ SY36 @ SV18 ) ) )
            | ~ ( ~ ! [SY37: $i] :
                      ( ~ ( in @ SY37 @ SV12 )
                      | ( in @ SY37 @ SV18 ) )
                | ( subset @ SV12 @ SV18 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[112]) ).

thf(131,plain,
    ! [SV3: $i] :
      ( ( ( ~ ( ~ ~ ( empty @ SV3 )
              | ~ ( relation @ SV3 ) ) )
        = $false )
      | ( ( ~ ( empty @ ( relation_rng @ SV3 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[115]) ).

thf(132,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ( ~ ( relation @ SV14 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV4 @ ( relation_rng @ SV14 ) )
                  | ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
                   != empty_set ) )
              | ~ ( ~ ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
                       != empty_set ) )
                  | ( in @ SV4 @ ( relation_rng @ SV14 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[116]) ).

thf(133,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[117]) ).

thf(134,plain,
    ( ( relation @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[118]) ).

thf(135,plain,
    ( ( ~ ( ~ ( relation @ sK3_SX0 )
          | ~ ( relation_empty_yielding @ sK3_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[119]) ).

thf(136,plain,
    ! [SV5: $i] :
      ( ( ( empty @ SV5 )
        = $false )
      | ( ( SV5 = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[120]) ).

thf(137,plain,
    ! [SV15: $i,SV6: $i] :
      ( ( ( ~ ( in @ SV6 @ SV15 ) )
        = $true )
      | ( ( element @ SV6 @ SV15 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[121]) ).

thf(138,plain,
    ! [SV7: $i] :
      ( ( ( empty @ SV7 )
        = $false )
      | ( ( relation @ SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[122]) ).

thf(139,plain,
    ! [SV16: $i,SV8: $i] :
      ( ( ( ~ ( in @ SV8 @ SV16 ) )
        = $true )
      | ( ( ~ ( in @ SV16 @ SV8 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[123]) ).

thf(140,plain,
    ! [SV9: $i] :
      ( ( ( empty @ SV9 )
        = $false )
      | ( ( ~ ( ~ ( empty @ ( relation_rng @ SV9 ) )
              | ~ ( relation @ ( relation_rng @ SV9 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[124]) ).

thf(141,plain,
    ( ( ~ ( ~ ( relation @ sK4_SX0 )
          | ~ ( function @ sK4_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[125]) ).

thf(142,plain,
    ! [SV17: $i,SV10: $i] :
      ( ( ~ ( ~ ( in @ SV10 @ SV17 )
            | ~ ( empty @ SV17 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[126]) ).

thf(143,plain,
    ( ( ~ ( ~ ~ ( empty @ sK5_SX0 )
          | ~ ( relation @ sK5_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[127]) ).

thf(144,plain,
    ! [SV11: $i] :
      ( ( ~ ( in @ SV11 @ sK1_A )
        | ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SV11 ) )
         != empty_set ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[128]) ).

thf(145,plain,
    ( ( ~ ( ~ ( empty @ sK6_SX0 )
          | ~ ( relation @ sK6_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[129]) ).

thf(146,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ~ ( ~ ( subset @ SV12 @ SV18 )
            | ! [SY36: $i] :
                ( ~ ( in @ SY36 @ SV12 )
                | ( in @ SY36 @ SV18 ) ) )
        | ~ ( ~ ! [SY37: $i] :
                  ( ~ ( in @ SY37 @ SV12 )
                  | ( in @ SY37 @ SV18 ) )
            | ( subset @ SV12 @ SV18 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[130]) ).

thf(147,plain,
    ! [SV3: $i] :
      ( ( ( ~ ~ ( empty @ SV3 )
          | ~ ( relation @ SV3 ) )
        = $true )
      | ( ( ~ ( empty @ ( relation_rng @ SV3 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[131]) ).

thf(148,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ( relation @ SV14 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( in @ SV4 @ ( relation_rng @ SV14 ) )
                  | ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
                   != empty_set ) )
              | ~ ( ~ ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
                       != empty_set ) )
                  | ( in @ SV4 @ ( relation_rng @ SV14 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[132]) ).

thf(149,plain,
    ( ( ~ ( relation @ sK3_SX0 )
      | ~ ( relation_empty_yielding @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[135]) ).

thf(150,plain,
    ! [SV15: $i,SV6: $i] :
      ( ( ( in @ SV6 @ SV15 )
        = $false )
      | ( ( element @ SV6 @ SV15 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[137]) ).

thf(151,plain,
    ! [SV16: $i,SV8: $i] :
      ( ( ( in @ SV8 @ SV16 )
        = $false )
      | ( ( ~ ( in @ SV16 @ SV8 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[139]) ).

thf(152,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( empty @ ( relation_rng @ SV9 ) )
          | ~ ( relation @ ( relation_rng @ SV9 ) ) )
        = $false )
      | ( ( empty @ SV9 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[140]) ).

thf(153,plain,
    ( ( ~ ( relation @ sK4_SX0 )
      | ~ ( function @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[141]) ).

thf(154,plain,
    ! [SV17: $i,SV10: $i] :
      ( ( ~ ( in @ SV10 @ SV17 )
        | ~ ( empty @ SV17 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[142]) ).

thf(155,plain,
    ( ( ~ ~ ( empty @ sK5_SX0 )
      | ~ ( relation @ sK5_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[143]) ).

thf(156,plain,
    ! [SV11: $i] :
      ( ( ( ~ ( in @ SV11 @ sK1_A ) )
        = $true )
      | ( ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SV11 ) )
         != empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[144]) ).

thf(157,plain,
    ( ( ~ ( empty @ sK6_SX0 )
      | ~ ( relation @ sK6_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[145]) ).

thf(158,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ~ ( ~ ( subset @ SV12 @ SV18 )
            | ! [SY36: $i] :
                ( ~ ( in @ SY36 @ SV12 )
                | ( in @ SY36 @ SV18 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[146]) ).

thf(159,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ~ ( ~ ! [SY37: $i] :
                  ( ~ ( in @ SY37 @ SV12 )
                  | ( in @ SY37 @ SV18 ) )
            | ( subset @ SV12 @ SV18 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[146]) ).

thf(160,plain,
    ! [SV3: $i] :
      ( ( ( ~ ~ ( empty @ SV3 ) )
        = $true )
      | ( ( ~ ( relation @ SV3 ) )
        = $true )
      | ( ( ~ ( empty @ ( relation_rng @ SV3 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[147]) ).

thf(161,plain,
    ! [SV14: $i,SV4: $i] :
      ( ( ( ~ ( ~ ( in @ SV4 @ ( relation_rng @ SV14 ) )
              | ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
               != empty_set ) )
          | ~ ( ~ ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
                   != empty_set ) )
              | ( in @ SV4 @ ( relation_rng @ SV14 ) ) ) )
        = $false )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[148]) ).

thf(162,plain,
    ( ( ~ ( relation @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[149]) ).

thf(163,plain,
    ( ( ~ ( relation_empty_yielding @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[149]) ).

thf(164,plain,
    ! [SV8: $i,SV16: $i] :
      ( ( ( in @ SV16 @ SV8 )
        = $false )
      | ( ( in @ SV8 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[151]) ).

thf(165,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( empty @ ( relation_rng @ SV9 ) ) )
        = $false )
      | ( ( empty @ SV9 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[152]) ).

thf(166,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( relation @ ( relation_rng @ SV9 ) ) )
        = $false )
      | ( ( empty @ SV9 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[152]) ).

thf(167,plain,
    ( ( ~ ( relation @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[153]) ).

thf(168,plain,
    ( ( ~ ( function @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[153]) ).

thf(169,plain,
    ! [SV17: $i,SV10: $i] :
      ( ( ( ~ ( in @ SV10 @ SV17 ) )
        = $true )
      | ( ( ~ ( empty @ SV17 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[154]) ).

thf(170,plain,
    ( ( ~ ~ ( empty @ sK5_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[155]) ).

thf(171,plain,
    ( ( ~ ( relation @ sK5_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[155]) ).

thf(172,plain,
    ! [SV11: $i] :
      ( ( ( in @ SV11 @ sK1_A )
        = $false )
      | ( ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SV11 ) )
         != empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[156]) ).

thf(173,plain,
    ( ( ~ ( empty @ sK6_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[157]) ).

thf(174,plain,
    ( ( ~ ( relation @ sK6_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[157]) ).

thf(175,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ~ ( subset @ SV12 @ SV18 )
        | ! [SY36: $i] :
            ( ~ ( in @ SY36 @ SV12 )
            | ( in @ SY36 @ SV18 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[158]) ).

thf(176,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ~ ! [SY37: $i] :
              ( ~ ( in @ SY37 @ SV12 )
              | ( in @ SY37 @ SV18 ) )
        | ( subset @ SV12 @ SV18 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[159]) ).

thf(177,plain,
    ! [SV3: $i] :
      ( ( ( ~ ( empty @ SV3 ) )
        = $false )
      | ( ( ~ ( relation @ SV3 ) )
        = $true )
      | ( ( ~ ( empty @ ( relation_rng @ SV3 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[160]) ).

thf(178,plain,
    ! [SV14: $i,SV4: $i] :
      ( ( ( ~ ( ~ ( in @ SV4 @ ( relation_rng @ SV14 ) )
              | ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
               != empty_set ) ) )
        = $false )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[161]) ).

thf(179,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ( ~ ( ~ ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
                   != empty_set ) )
              | ( in @ SV4 @ ( relation_rng @ SV14 ) ) ) )
        = $false )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[161]) ).

thf(180,plain,
    ( ( relation @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[162]) ).

thf(181,plain,
    ( ( relation_empty_yielding @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[163]) ).

thf(182,plain,
    ! [SV9: $i] :
      ( ( ( empty @ ( relation_rng @ SV9 ) )
        = $true )
      | ( ( empty @ SV9 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[165]) ).

thf(183,plain,
    ! [SV9: $i] :
      ( ( ( relation @ ( relation_rng @ SV9 ) )
        = $true )
      | ( ( empty @ SV9 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[166]) ).

thf(184,plain,
    ( ( relation @ sK4_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[167]) ).

thf(185,plain,
    ( ( function @ sK4_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[168]) ).

thf(186,plain,
    ! [SV17: $i,SV10: $i] :
      ( ( ( in @ SV10 @ SV17 )
        = $false )
      | ( ( ~ ( empty @ SV17 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[169]) ).

thf(187,plain,
    ( ( ~ ( empty @ sK5_SX0 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[170]) ).

thf(188,plain,
    ( ( relation @ sK5_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[171]) ).

thf(189,plain,
    ! [SV11: $i] :
      ( ( ( ( relation_inverse_image @ sK2_SY25 @ ( singleton @ SV11 ) )
          = empty_set )
        = $false )
      | ( ( in @ SV11 @ sK1_A )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[172]) ).

thf(190,plain,
    ( ( empty @ sK6_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[173]) ).

thf(191,plain,
    ( ( relation @ sK6_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[174]) ).

thf(192,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ( ~ ( subset @ SV12 @ SV18 ) )
        = $true )
      | ( ( ! [SY36: $i] :
              ( ~ ( in @ SY36 @ SV12 )
              | ( in @ SY36 @ SV18 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[175]) ).

thf(193,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ( ~ ! [SY37: $i] :
                ( ~ ( in @ SY37 @ SV12 )
                | ( in @ SY37 @ SV18 ) ) )
        = $true )
      | ( ( subset @ SV12 @ SV18 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[176]) ).

thf(194,plain,
    ! [SV3: $i] :
      ( ( ( empty @ SV3 )
        = $true )
      | ( ( ~ ( relation @ SV3 ) )
        = $true )
      | ( ( ~ ( empty @ ( relation_rng @ SV3 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[177]) ).

thf(195,plain,
    ! [SV14: $i,SV4: $i] :
      ( ( ( ~ ( in @ SV4 @ ( relation_rng @ SV14 ) )
          | ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
           != empty_set ) )
        = $true )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[178]) ).

thf(196,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ( ~ ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
               != empty_set ) )
          | ( in @ SV4 @ ( relation_rng @ SV14 ) ) )
        = $true )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[179]) ).

thf(197,plain,
    ! [SV10: $i,SV17: $i] :
      ( ( ( empty @ SV17 )
        = $false )
      | ( ( in @ SV10 @ SV17 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[186]) ).

thf(198,plain,
    ( ( empty @ sK5_SX0 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[187]) ).

thf(199,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ( subset @ SV12 @ SV18 )
        = $false )
      | ( ( ! [SY36: $i] :
              ( ~ ( in @ SY36 @ SV12 )
              | ( in @ SY36 @ SV18 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[192]) ).

thf(200,plain,
    ! [SV18: $i,SV12: $i] :
      ( ( ( ! [SY37: $i] :
              ( ~ ( in @ SY37 @ SV12 )
              | ( in @ SY37 @ SV18 ) ) )
        = $false )
      | ( ( subset @ SV12 @ SV18 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[193]) ).

thf(201,plain,
    ! [SV3: $i] :
      ( ( ( relation @ SV3 )
        = $false )
      | ( ( empty @ SV3 )
        = $true )
      | ( ( ~ ( empty @ ( relation_rng @ SV3 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[194]) ).

thf(202,plain,
    ! [SV14: $i,SV4: $i] :
      ( ( ( ~ ( in @ SV4 @ ( relation_rng @ SV14 ) ) )
        = $true )
      | ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
         != empty_set )
        = $true )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[195]) ).

thf(203,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ( ~ ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
               != empty_set ) ) )
        = $true )
      | ( ( in @ SV4 @ ( relation_rng @ SV14 ) )
        = $true )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[196]) ).

thf(204,plain,
    ! [SV18: $i,SV12: $i,SV19: $i] :
      ( ( ( ~ ( in @ SV19 @ SV12 )
          | ( in @ SV19 @ SV18 ) )
        = $true )
      | ( ( subset @ SV12 @ SV18 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[199]) ).

thf(205,plain,
    ! [SV12: $i,SV18: $i] :
      ( ( ( ~ ( in @ ( sK7_SY37 @ SV18 @ SV12 ) @ SV12 )
          | ( in @ ( sK7_SY37 @ SV18 @ SV12 ) @ SV18 ) )
        = $false )
      | ( ( subset @ SV12 @ SV18 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[200]) ).

thf(206,plain,
    ! [SV3: $i] :
      ( ( ( empty @ ( relation_rng @ SV3 ) )
        = $false )
      | ( ( empty @ SV3 )
        = $true )
      | ( ( relation @ SV3 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[201]) ).

thf(207,plain,
    ! [SV14: $i,SV4: $i] :
      ( ( ( in @ SV4 @ ( relation_rng @ SV14 ) )
        = $false )
      | ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
         != empty_set )
        = $true )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[202]) ).

thf(208,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
         != empty_set )
        = $false )
      | ( ( in @ SV4 @ ( relation_rng @ SV14 ) )
        = $true )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[203]) ).

thf(209,plain,
    ! [SV18: $i,SV12: $i,SV19: $i] :
      ( ( ( ~ ( in @ SV19 @ SV12 ) )
        = $true )
      | ( ( in @ SV19 @ SV18 )
        = $true )
      | ( ( subset @ SV12 @ SV18 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[204]) ).

thf(210,plain,
    ! [SV12: $i,SV18: $i] :
      ( ( ( ~ ( in @ ( sK7_SY37 @ SV18 @ SV12 ) @ SV12 ) )
        = $false )
      | ( ( subset @ SV12 @ SV18 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[205]) ).

thf(211,plain,
    ! [SV12: $i,SV18: $i] :
      ( ( ( in @ ( sK7_SY37 @ SV18 @ SV12 ) @ SV18 )
        = $false )
      | ( ( subset @ SV12 @ SV18 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[205]) ).

thf(212,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
          = empty_set )
        = $false )
      | ( ( in @ SV4 @ ( relation_rng @ SV14 ) )
        = $false )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[207]) ).

thf(213,plain,
    ! [SV4: $i,SV14: $i] :
      ( ( ( ( relation_inverse_image @ SV14 @ ( singleton @ SV4 ) )
          = empty_set )
        = $true )
      | ( ( in @ SV4 @ ( relation_rng @ SV14 ) )
        = $true )
      | ( ( relation @ SV14 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[208]) ).

thf(214,plain,
    ! [SV18: $i,SV12: $i,SV19: $i] :
      ( ( ( in @ SV19 @ SV12 )
        = $false )
      | ( ( in @ SV19 @ SV18 )
        = $true )
      | ( ( subset @ SV12 @ SV18 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[209]) ).

thf(215,plain,
    ! [SV12: $i,SV18: $i] :
      ( ( ( in @ ( sK7_SY37 @ SV18 @ SV12 ) @ SV12 )
        = $true )
      | ( ( subset @ SV12 @ SV18 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[210]) ).

thf(216,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[63,215,214,213,212,211,206,198,197,191,190,189,188,185,184,183,182,181,180,164,150,138,136,134,133,114,113,97,78]) ).

thf(217,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[216]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU062+1 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.04  % Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.18  % Computer : n004.cluster.edu
% 0.09/0.18  % Model    : x86_64 x86_64
% 0.09/0.18  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.18  % Memory   : 8046.5625MB
% 0.09/0.18  % OS       : Linux 6.8.0-71-generic
% 0.09/0.18  % CPULimit : 300
% 0.09/0.18  % WCLimit  : 300
% 0.09/0.18  % DateTime : Tue Oct  6 14:59:09 UTC 2026
% 0.09/0.18  % CPUTime  : 
% 0.09/0.18  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.29  
% 0.09/0.29   No.of.Axioms: 17
% 0.09/0.29  
% 0.09/0.29   Length.of.Defs: 0
% 0.09/0.29  
% 0.09/0.29   Contains.Choice.Funs: false
% 0.09/0.29  ....
% 0.09/0.29  
% 0.09/0.29  ********************************
% 0.09/0.29  *   All subproblems solved!    *
% 0.09/0.29  ********************************
% 0.09/0.29  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:19,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:216,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.09/0.29  
% 0.09/0.29  %**** Beginning of derivation protocol ****
% 0.09/0.29  % SZS output start CNFRefutation
% See solution above
% 0.09/0.29  
% 0.09/0.29  %**** End of derivation protocol ****
% 0.09/0.29  %**** no. of clauses in derivation: 201 ****
% 0.09/0.29  %**** clause counter: 216 ****
% 0.09/0.29  
% 0.09/0.29  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:19,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:216,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------