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

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : NUM414+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 : n016.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 10:33:37 AM UTC 2026

% Result   : Theorem 0.05s 0.26s
% Output   : CNFRefutation 0.05s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   20
%            Number of leaves      :   12
% Syntax   : Number of formulae    :  198 ( 116 unt;   0 typ;   0 def)
%            Number of atoms       : 1159 ( 334 equ;   0 cnn)
%            Maximal formula atoms :    5 (   5 avg)
%            Number of connectives : 1734 ( 595   ~; 296   |;  53   &; 752   @)
%                                         (   6 <=>;  32  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   24 (  21 usr;   7 con; 0-2 aty)
%            Number of variables   :  234 (   0   ^; 228   !;   6   ?; 234   :)

% 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_epsilon_connected,type,
    epsilon_connected: $i > $o ).

thf(tp_epsilon_transitive,type,
    epsilon_transitive: $i > $o ).

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_ordinal,type,
    ordinal: $i > $o ).

thf(tp_ordinal_subset,type,
    ordinal_subset: $i > $i > $o ).

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

thf(tp_proper_subset,type,
    proper_subset: $i > $i > $o ).

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

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

thf(tp_relation_non_empty,type,
    relation_non_empty: $i > $o ).

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

thf(tp_sK2_SX0,type,
    sK2_SX0: $i ).

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

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

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

thf(tp_transfinite_sequence,type,
    transfinite_sequence: $i > $o ).

thf(10,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ordinal_subset @ A @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_ordinal1) ).

thf(11,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
      <=> ( subset @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',redefinition_r1_ordinal1) ).

thf(16,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_ordinal1) ).

thf(24,axiom,
    ? [A: $i] :
      ( ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_ordinal1) ).

thf(26,axiom,
    ! [A: $i,B: $i] :
      ~ ( proper_subset @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',irreflexivity_r2_xboole_0) ).

thf(32,axiom,
    ! [A: $i,B: $i] :
      ( ( proper_subset @ A @ B )
    <=> ( ( subset @ A @ B )
        & ( A != B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d8_xboole_0) ).

thf(33,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
        | ( ordinal_subset @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',connectedness_r1_ordinal1) ).

thf(34,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc3_ordinal1) ).

thf(35,axiom,
    ! [A: $i] :
      ( ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) )
     => ( ordinal @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc2_ordinal1) ).

thf(38,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc1_ordinal1) ).

thf(40,axiom,
    ! [A: $i,B: $i] :
      ( ( proper_subset @ A @ B )
     => ~ ( proper_subset @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_xboole_0) ).

thf(42,conjecture,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ~ ( ~ ( proper_subset @ A @ B )
              & ( A != B )
              & ~ ( proper_subset @ B @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t50_ordinal1) ).

thf(43,negated_conjecture,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ! [B: $i] :
              ( ( ordinal @ B )
             => ~ ( ~ ( proper_subset @ A @ B )
                  & ( A != B )
                  & ~ ( proper_subset @ B @ A ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[42]) ).

thf(44,plain,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ! [B: $i] :
              ( ( ordinal @ B )
             => ~ ( ~ ( proper_subset @ A @ B )
                  & ( A != B )
                  & ~ ( proper_subset @ B @ A ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[43]) ).

thf(45,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ordinal_subset @ A @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(46,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ( ordinal_subset @ A @ B )
          <=> ( subset @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(47,plain,
    ( ( ? [A: $i] :
          ( ~ ( empty @ A )
          & ( epsilon_transitive @ A )
          & ( epsilon_connected @ A )
          & ( ordinal @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(48,plain,
    ( ( ? [A: $i] :
          ( ( epsilon_transitive @ A )
          & ( epsilon_connected @ A )
          & ( ordinal @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[24]) ).

thf(49,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[26]) ).

thf(50,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
        <=> ( ( subset @ A @ B )
            & ( A != B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[32]) ).

thf(51,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ( ordinal_subset @ A @ B )
            | ( ordinal_subset @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[33]) ).

thf(52,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A )
            & ( ordinal @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[34]) ).

thf(53,plain,
    ( ( ! [A: $i] :
          ( ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A ) )
         => ( ordinal @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[35]) ).

thf(54,plain,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[38]) ).

thf(55,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
         => ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[40]) ).

thf(56,plain,
    ( ( ( ordinal @ sK1_A )
     => ! [SY19: $i] :
          ( ( ordinal @ SY19 )
         => ~ ( ~ ( proper_subset @ sK1_A @ SY19 )
              & ( sK1_A != SY19 )
              & ~ ( proper_subset @ SY19 @ sK1_A ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[44]) ).

thf(57,plain,
    ( ( ordinal @ sK1_A )
    = $true ),
    inference(standard_cnf,[status(thm)],[56]) ).

thf(58,plain,
    ( ( ! [SY19: $i] :
          ( ( ordinal @ SY19 )
         => ~ ( ~ ( proper_subset @ sK1_A @ SY19 )
              & ( sK1_A != SY19 )
              & ~ ( proper_subset @ SY19 @ sK1_A ) ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[56]) ).

thf(59,plain,
    ( ( ~ ! [SY19: $i] :
            ( ( ordinal @ SY19 )
           => ~ ( ~ ( proper_subset @ sK1_A @ SY19 )
                & ( sK1_A != SY19 )
                & ~ ( proper_subset @ SY19 @ sK1_A ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[58]) ).

thf(60,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
         => ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[55]) ).

thf(61,plain,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[54]) ).

thf(62,plain,
    ( ( ! [A: $i] :
          ( ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A ) )
         => ( ordinal @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[53]) ).

thf(63,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A )
            & ( ordinal @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[52]) ).

thf(64,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ( ordinal_subset @ A @ B )
            | ( ordinal_subset @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[51]) ).

thf(65,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
        <=> ( ( subset @ A @ B )
            & ( A != B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[50]) ).

thf(66,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[49]) ).

thf(67,plain,
    ( ( ? [A: $i] :
          ( ( epsilon_transitive @ A )
          & ( epsilon_connected @ A )
          & ( ordinal @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[48]) ).

thf(68,plain,
    ( ( ? [A: $i] :
          ( ~ ( empty @ A )
          & ( epsilon_transitive @ A )
          & ( epsilon_connected @ A )
          & ( ordinal @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[47]) ).

thf(69,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ( ordinal_subset @ A @ B )
          <=> ( subset @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[46]) ).

thf(70,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ordinal_subset @ A @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[45]) ).

thf(71,plain,
    ( ( ordinal @ sK1_A )
    = $true ),
    inference(copy,[status(thm)],[57]) ).

thf(72,plain,
    ( ( ~ ! [SY19: $i] :
            ( ( ordinal @ SY19 )
           => ~ ( ~ ( proper_subset @ sK1_A @ SY19 )
                & ( sK1_A != SY19 )
                & ~ ( proper_subset @ SY19 @ sK1_A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[59]) ).

thf(73,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( ordinal @ SX0 )
                | ~ ( ordinal @ SX1 ) )
          | ( ordinal_subset @ SX0 @ SX1 )
          | ( ordinal_subset @ SX1 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[64]) ).

thf(74,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ~ ( ~ ~ ( ~ ~ ( proper_subset @ sK1_A @ SX0 )
                        | ~ ( ( sK1_A != SX0 ) ) )
                  | ~ ~ ( proper_subset @ SX0 @ sK1_A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[72]) ).

thf(75,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( proper_subset @ SX0 @ SX1 )
                | ~ ( ~ ( subset @ SX0 @ SX1 )
                    | ~ ( ( SX0 != SX1 ) ) ) )
            | ~ ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                      | ~ ( ( SX0 != SX1 ) ) )
                | ( proper_subset @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[65]) ).

thf(76,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ~ ( epsilon_transitive @ SX0 )
              | ~ ( epsilon_connected @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[61]) ).

thf(77,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( proper_subset @ SX0 @ SX1 )
          | ~ ( proper_subset @ SX1 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[60]) ).

thf(78,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ~ ( ~ ( epsilon_transitive @ SX0 )
                      | ~ ( epsilon_connected @ SX0 ) )
                | ~ ( ordinal @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[67]) ).

thf(79,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ~ ( ~ ~ ( ~ ( epsilon_transitive @ SX0 )
                    | ~ ( epsilon_connected @ SX0 ) )
              | ~ ( ordinal @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[63]) ).

thf(80,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ SX0 )
                            | ~ ( epsilon_transitive @ SX0 ) )
                      | ~ ( epsilon_connected @ SX0 ) )
                | ~ ( ordinal @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[68]) ).

thf(81,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( ordinal @ SX0 )
                | ~ ( ordinal @ SX1 ) )
          | ( ordinal_subset @ SX0 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[70]) ).

thf(82,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( ordinal @ SX0 )
                | ~ ( ordinal @ SX1 ) )
          | ~ ( ~ ( ~ ( ordinal_subset @ SX0 @ SX1 )
                  | ( subset @ SX0 @ SX1 ) )
              | ~ ( ~ ( subset @ SX0 @ SX1 )
                  | ( ordinal_subset @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[69]) ).

thf(83,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ( ~ ( epsilon_transitive @ SX0 )
                | ~ ( epsilon_connected @ SX0 ) )
          | ( ordinal @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[62]) ).

thf(84,plain,
    ! [SV1: $i] :
      ( ( ! [SY20: $i] :
            ~ ( proper_subset @ SV1 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[66]) ).

thf(85,plain,
    ! [SV2: $i] :
      ( ( ! [SY21: $i] :
            ( ~ ~ ( ~ ( ordinal @ SV2 )
                  | ~ ( ordinal @ SY21 ) )
            | ( ordinal_subset @ SV2 @ SY21 )
            | ( ordinal_subset @ SY21 @ SV2 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[73]) ).

thf(86,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ~ ( ~ ~ ( ~ ~ ( proper_subset @ sK1_A @ SX0 )
                      | ~ ( ( sK1_A != SX0 ) ) )
                | ~ ~ ( proper_subset @ SX0 @ sK1_A ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[74]) ).

thf(87,plain,
    ! [SV3: $i] :
      ( ( ! [SY22: $i] :
            ~ ( ~ ( ~ ( proper_subset @ SV3 @ SY22 )
                  | ~ ( ~ ( subset @ SV3 @ SY22 )
                      | ~ ( ( SV3 != SY22 ) ) ) )
              | ~ ( ~ ~ ( ~ ( subset @ SV3 @ SY22 )
                        | ~ ( ( SV3 != SY22 ) ) )
                  | ( proper_subset @ SV3 @ SY22 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[75]) ).

thf(88,plain,
    ! [SV4: $i] :
      ( ( ~ ( ordinal @ SV4 )
        | ~ ( ~ ( epsilon_transitive @ SV4 )
            | ~ ( epsilon_connected @ SV4 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[76]) ).

thf(89,plain,
    ! [SV5: $i] :
      ( ( ! [SY23: $i] :
            ( ~ ( proper_subset @ SV5 @ SY23 )
            | ~ ( proper_subset @ SY23 @ SV5 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[77]) ).

thf(90,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ~ ( ~ ( epsilon_transitive @ SX0 )
                    | ~ ( epsilon_connected @ SX0 ) )
              | ~ ( ordinal @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[78]) ).

thf(91,plain,
    ! [SV6: $i] :
      ( ( ~ ( empty @ SV6 )
        | ~ ( ~ ~ ( ~ ( epsilon_transitive @ SV6 )
                  | ~ ( epsilon_connected @ SV6 ) )
            | ~ ( ordinal @ SV6 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[79]) ).

thf(92,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ SX0 )
                          | ~ ( epsilon_transitive @ SX0 ) )
                    | ~ ( epsilon_connected @ SX0 ) )
              | ~ ( ordinal @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[80]) ).

thf(93,plain,
    ! [SV7: $i] :
      ( ( ! [SY24: $i] :
            ( ~ ~ ( ~ ( ordinal @ SV7 )
                  | ~ ( ordinal @ SY24 ) )
            | ( ordinal_subset @ SV7 @ SV7 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[81]) ).

thf(94,plain,
    ! [SV8: $i] :
      ( ( ! [SY25: $i] :
            ( ~ ~ ( ~ ( ordinal @ SV8 )
                  | ~ ( ordinal @ SY25 ) )
            | ~ ( ~ ( ~ ( ordinal_subset @ SV8 @ SY25 )
                    | ( subset @ SV8 @ SY25 ) )
                | ~ ( ~ ( subset @ SV8 @ SY25 )
                    | ( ordinal_subset @ SV8 @ SY25 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[82]) ).

thf(95,plain,
    ! [SV9: $i] :
      ( ( ~ ~ ( ~ ( epsilon_transitive @ SV9 )
              | ~ ( epsilon_connected @ SV9 ) )
        | ( ordinal @ SV9 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[83]) ).

thf(96,plain,
    ! [SV1: $i] :
      ( ( ~ ( proper_subset @ SV1 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[84]) ).

thf(97,plain,
    ! [SV11: $i,SV2: $i] :
      ( ( ~ ~ ( ~ ( ordinal @ SV2 )
              | ~ ( ordinal @ SV11 ) )
        | ( ordinal_subset @ SV2 @ SV11 )
        | ( ordinal_subset @ SV11 @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[85]) ).

thf(98,plain,
    ( ( ~ ( ordinal @ sK2_SX0 )
      | ~ ~ ( ~ ~ ( ~ ~ ( proper_subset @ sK1_A @ sK2_SX0 )
                  | ~ ( ( sK1_A != sK2_SX0 ) ) )
            | ~ ~ ( proper_subset @ sK2_SX0 @ sK1_A ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[86]) ).

thf(99,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ~ ( ~ ( ~ ( proper_subset @ SV3 @ SV12 )
                | ~ ( ~ ( subset @ SV3 @ SV12 )
                    | ~ ( ( SV3 != SV12 ) ) ) )
            | ~ ( ~ ~ ( ~ ( subset @ SV3 @ SV12 )
                      | ~ ( ( SV3 != SV12 ) ) )
                | ( proper_subset @ SV3 @ SV12 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[87]) ).

thf(100,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( ordinal @ SV4 ) )
        = $true )
      | ( ( ~ ( ~ ( epsilon_transitive @ SV4 )
              | ~ ( epsilon_connected @ SV4 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[88]) ).

thf(101,plain,
    ! [SV13: $i,SV5: $i] :
      ( ( ~ ( proper_subset @ SV5 @ SV13 )
        | ~ ( proper_subset @ SV13 @ SV5 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[89]) ).

thf(102,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( epsilon_transitive @ sK3_SX0 )
                  | ~ ( epsilon_connected @ sK3_SX0 ) )
            | ~ ( ordinal @ sK3_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[90]) ).

thf(103,plain,
    ! [SV6: $i] :
      ( ( ( ~ ( empty @ SV6 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( epsilon_transitive @ SV6 )
                    | ~ ( epsilon_connected @ SV6 ) )
              | ~ ( ordinal @ SV6 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[91]) ).

thf(104,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK4_SX0 )
                        | ~ ( epsilon_transitive @ sK4_SX0 ) )
                  | ~ ( epsilon_connected @ sK4_SX0 ) )
            | ~ ( ordinal @ sK4_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[92]) ).

thf(105,plain,
    ! [SV14: $i,SV7: $i] :
      ( ( ~ ~ ( ~ ( ordinal @ SV7 )
              | ~ ( ordinal @ SV14 ) )
        | ( ordinal_subset @ SV7 @ SV7 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[93]) ).

thf(106,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ~ ~ ( ~ ( ordinal @ SV8 )
              | ~ ( ordinal @ SV15 ) )
        | ~ ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
                | ( subset @ SV8 @ SV15 ) )
            | ~ ( ~ ( subset @ SV8 @ SV15 )
                | ( ordinal_subset @ SV8 @ SV15 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[94]) ).

thf(107,plain,
    ! [SV9: $i] :
      ( ( ( ~ ~ ( ~ ( epsilon_transitive @ SV9 )
                | ~ ( epsilon_connected @ SV9 ) ) )
        = $true )
      | ( ( ordinal @ SV9 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[95]) ).

thf(108,plain,
    ! [SV1: $i] :
      ( ( proper_subset @ SV1 @ SV1 )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[96]) ).

thf(109,plain,
    ! [SV11: $i,SV2: $i] :
      ( ( ( ~ ~ ( ~ ( ordinal @ SV2 )
                | ~ ( ordinal @ SV11 ) ) )
        = $true )
      | ( ( ( ordinal_subset @ SV2 @ SV11 )
          | ( ordinal_subset @ SV11 @ SV2 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[97]) ).

thf(110,plain,
    ( ( ~ ( ordinal @ sK2_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[98]) ).

thf(111,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( proper_subset @ sK1_A @ sK2_SX0 )
                  | ~ ( ( sK1_A != sK2_SX0 ) ) )
            | ~ ~ ( proper_subset @ sK2_SX0 @ sK1_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[98]) ).

thf(112,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ~ ( ~ ( proper_subset @ SV3 @ SV12 )
            | ~ ( ~ ( subset @ SV3 @ SV12 )
                | ~ ( ( SV3 != SV12 ) ) ) )
        | ~ ( ~ ~ ( ~ ( subset @ SV3 @ SV12 )
                  | ~ ( ( SV3 != SV12 ) ) )
            | ( proper_subset @ SV3 @ SV12 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[99]) ).

thf(113,plain,
    ! [SV4: $i] :
      ( ( ( ordinal @ SV4 )
        = $false )
      | ( ( ~ ( ~ ( epsilon_transitive @ SV4 )
              | ~ ( epsilon_connected @ SV4 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[100]) ).

thf(114,plain,
    ! [SV13: $i,SV5: $i] :
      ( ( ( ~ ( proper_subset @ SV5 @ SV13 ) )
        = $true )
      | ( ( ~ ( proper_subset @ SV13 @ SV5 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[101]) ).

thf(115,plain,
    ( ( ~ ( ~ ~ ( ~ ( epsilon_transitive @ sK3_SX0 )
                | ~ ( epsilon_connected @ sK3_SX0 ) )
          | ~ ( ordinal @ sK3_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[102]) ).

thf(116,plain,
    ! [SV6: $i] :
      ( ( ( empty @ SV6 )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ( epsilon_transitive @ SV6 )
                    | ~ ( epsilon_connected @ SV6 ) )
              | ~ ( ordinal @ SV6 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[103]) ).

thf(117,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK4_SX0 )
                      | ~ ( epsilon_transitive @ sK4_SX0 ) )
                | ~ ( epsilon_connected @ sK4_SX0 ) )
          | ~ ( ordinal @ sK4_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[104]) ).

thf(118,plain,
    ! [SV14: $i,SV7: $i] :
      ( ( ( ~ ~ ( ~ ( ordinal @ SV7 )
                | ~ ( ordinal @ SV14 ) ) )
        = $true )
      | ( ( ordinal_subset @ SV7 @ SV7 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[105]) ).

thf(119,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ( ordinal @ SV8 )
                | ~ ( ordinal @ SV15 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
                  | ( subset @ SV8 @ SV15 ) )
              | ~ ( ~ ( subset @ SV8 @ SV15 )
                  | ( ordinal_subset @ SV8 @ SV15 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[106]) ).

thf(120,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( ~ ( epsilon_transitive @ SV9 )
              | ~ ( epsilon_connected @ SV9 ) ) )
        = $false )
      | ( ( ordinal @ SV9 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[107]) ).

thf(121,plain,
    ! [SV11: $i,SV2: $i] :
      ( ( ( ~ ( ~ ( ordinal @ SV2 )
              | ~ ( ordinal @ SV11 ) ) )
        = $false )
      | ( ( ( ordinal_subset @ SV2 @ SV11 )
          | ( ordinal_subset @ SV11 @ SV2 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[109]) ).

thf(122,plain,
    ( ( ordinal @ sK2_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[110]) ).

thf(123,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( proper_subset @ sK1_A @ sK2_SX0 )
                | ~ ( ( sK1_A != sK2_SX0 ) ) )
          | ~ ~ ( proper_subset @ sK2_SX0 @ sK1_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[111]) ).

thf(124,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ~ ( ~ ( proper_subset @ SV3 @ SV12 )
            | ~ ( ~ ( subset @ SV3 @ SV12 )
                | ~ ( ( SV3 != SV12 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[112]) ).

thf(125,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ~ ( ~ ~ ( ~ ( subset @ SV3 @ SV12 )
                  | ~ ( ( SV3 != SV12 ) ) )
            | ( proper_subset @ SV3 @ SV12 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[112]) ).

thf(126,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV4 )
          | ~ ( epsilon_connected @ SV4 ) )
        = $false )
      | ( ( ordinal @ SV4 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[113]) ).

thf(127,plain,
    ! [SV13: $i,SV5: $i] :
      ( ( ( proper_subset @ SV5 @ SV13 )
        = $false )
      | ( ( ~ ( proper_subset @ SV13 @ SV5 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[114]) ).

thf(128,plain,
    ( ( ~ ~ ( ~ ( epsilon_transitive @ sK3_SX0 )
            | ~ ( epsilon_connected @ sK3_SX0 ) )
      | ~ ( ordinal @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[115]) ).

thf(129,plain,
    ! [SV6: $i] :
      ( ( ( ~ ~ ( ~ ( epsilon_transitive @ SV6 )
                | ~ ( epsilon_connected @ SV6 ) )
          | ~ ( ordinal @ SV6 ) )
        = $false )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[116]) ).

thf(130,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK4_SX0 )
                  | ~ ( epsilon_transitive @ sK4_SX0 ) )
            | ~ ( epsilon_connected @ sK4_SX0 ) )
      | ~ ( ordinal @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[117]) ).

thf(131,plain,
    ! [SV14: $i,SV7: $i] :
      ( ( ( ~ ( ~ ( ordinal @ SV7 )
              | ~ ( ordinal @ SV14 ) ) )
        = $false )
      | ( ( ordinal_subset @ SV7 @ SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[118]) ).

thf(132,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( ~ ( ordinal @ SV8 )
              | ~ ( ordinal @ SV15 ) ) )
        = $false )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
                  | ( subset @ SV8 @ SV15 ) )
              | ~ ( ~ ( subset @ SV8 @ SV15 )
                  | ( ordinal_subset @ SV8 @ SV15 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[119]) ).

thf(133,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV9 )
          | ~ ( epsilon_connected @ SV9 ) )
        = $true )
      | ( ( ordinal @ SV9 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[120]) ).

thf(134,plain,
    ! [SV11: $i,SV2: $i] :
      ( ( ( ~ ( ordinal @ SV2 )
          | ~ ( ordinal @ SV11 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV2 @ SV11 )
          | ( ordinal_subset @ SV11 @ SV2 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[121]) ).

thf(135,plain,
    ( ( ~ ~ ( ~ ~ ( proper_subset @ sK1_A @ sK2_SX0 )
            | ~ ( ( sK1_A != sK2_SX0 ) ) )
      | ~ ~ ( proper_subset @ sK2_SX0 @ sK1_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[123]) ).

thf(136,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ~ ( proper_subset @ SV3 @ SV12 )
        | ~ ( ~ ( subset @ SV3 @ SV12 )
            | ~ ( ( SV3 != SV12 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[124]) ).

thf(137,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV3 @ SV12 )
              | ~ ( ( SV3 != SV12 ) ) )
        | ( proper_subset @ SV3 @ SV12 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[125]) ).

thf(138,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV4 ) )
        = $false )
      | ( ( ordinal @ SV4 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[126]) ).

thf(139,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( epsilon_connected @ SV4 ) )
        = $false )
      | ( ( ordinal @ SV4 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[126]) ).

thf(140,plain,
    ! [SV5: $i,SV13: $i] :
      ( ( ( proper_subset @ SV13 @ SV5 )
        = $false )
      | ( ( proper_subset @ SV5 @ SV13 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[127]) ).

thf(141,plain,
    ( ( ~ ~ ( ~ ( epsilon_transitive @ sK3_SX0 )
            | ~ ( epsilon_connected @ sK3_SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[128]) ).

thf(142,plain,
    ( ( ~ ( ordinal @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[128]) ).

thf(143,plain,
    ! [SV6: $i] :
      ( ( ( ~ ~ ( ~ ( epsilon_transitive @ SV6 )
                | ~ ( epsilon_connected @ SV6 ) ) )
        = $false )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[129]) ).

thf(144,plain,
    ! [SV6: $i] :
      ( ( ( ~ ( ordinal @ SV6 ) )
        = $false )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[129]) ).

thf(145,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK4_SX0 )
                  | ~ ( epsilon_transitive @ sK4_SX0 ) )
            | ~ ( epsilon_connected @ sK4_SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[130]) ).

thf(146,plain,
    ( ( ~ ( ordinal @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[130]) ).

thf(147,plain,
    ! [SV14: $i,SV7: $i] :
      ( ( ( ~ ( ordinal @ SV7 )
          | ~ ( ordinal @ SV14 ) )
        = $true )
      | ( ( ordinal_subset @ SV7 @ SV7 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[131]) ).

thf(148,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( ordinal @ SV8 )
          | ~ ( ordinal @ SV15 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
                  | ( subset @ SV8 @ SV15 ) )
              | ~ ( ~ ( subset @ SV8 @ SV15 )
                  | ( ordinal_subset @ SV8 @ SV15 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[132]) ).

thf(149,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV9 ) )
        = $true )
      | ( ( ~ ( epsilon_connected @ SV9 ) )
        = $true )
      | ( ( ordinal @ SV9 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[133]) ).

thf(150,plain,
    ! [SV11: $i,SV2: $i] :
      ( ( ( ~ ( ordinal @ SV2 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV11 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV2 @ SV11 )
          | ( ordinal_subset @ SV11 @ SV2 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[134]) ).

thf(151,plain,
    ( ( ~ ~ ( ~ ~ ( proper_subset @ sK1_A @ sK2_SX0 )
            | ~ ( ( sK1_A != sK2_SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[135]) ).

thf(152,plain,
    ( ( ~ ~ ( proper_subset @ sK2_SX0 @ sK1_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[135]) ).

thf(153,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ( proper_subset @ SV3 @ SV12 ) )
        = $true )
      | ( ( ~ ( ~ ( subset @ SV3 @ SV12 )
              | ~ ( ( SV3 != SV12 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[136]) ).

thf(154,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV3 @ SV12 )
                | ~ ( ( SV3 != SV12 ) ) ) )
        = $true )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[137]) ).

thf(155,plain,
    ! [SV4: $i] :
      ( ( ( epsilon_transitive @ SV4 )
        = $true )
      | ( ( ordinal @ SV4 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[138]) ).

thf(156,plain,
    ! [SV4: $i] :
      ( ( ( epsilon_connected @ SV4 )
        = $true )
      | ( ( ordinal @ SV4 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[139]) ).

thf(157,plain,
    ( ( ~ ( ~ ( epsilon_transitive @ sK3_SX0 )
          | ~ ( epsilon_connected @ sK3_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[141]) ).

thf(158,plain,
    ( ( ordinal @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[142]) ).

thf(159,plain,
    ! [SV6: $i] :
      ( ( ( ~ ( ~ ( epsilon_transitive @ SV6 )
              | ~ ( epsilon_connected @ SV6 ) ) )
        = $true )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[143]) ).

thf(160,plain,
    ! [SV6: $i] :
      ( ( ( ordinal @ SV6 )
        = $true )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[144]) ).

thf(161,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( empty @ sK4_SX0 )
                | ~ ( epsilon_transitive @ sK4_SX0 ) )
          | ~ ( epsilon_connected @ sK4_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[145]) ).

thf(162,plain,
    ( ( ordinal @ sK4_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[146]) ).

thf(163,plain,
    ! [SV14: $i,SV7: $i] :
      ( ( ( ~ ( ordinal @ SV7 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV14 ) )
        = $true )
      | ( ( ordinal_subset @ SV7 @ SV7 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[147]) ).

thf(164,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( ordinal @ SV8 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV15 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
                  | ( subset @ SV8 @ SV15 ) )
              | ~ ( ~ ( subset @ SV8 @ SV15 )
                  | ( ordinal_subset @ SV8 @ SV15 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[148]) ).

thf(165,plain,
    ! [SV9: $i] :
      ( ( ( epsilon_transitive @ SV9 )
        = $false )
      | ( ( ~ ( epsilon_connected @ SV9 ) )
        = $true )
      | ( ( ordinal @ SV9 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[149]) ).

thf(166,plain,
    ! [SV11: $i,SV2: $i] :
      ( ( ( ordinal @ SV2 )
        = $false )
      | ( ( ~ ( ordinal @ SV11 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV2 @ SV11 )
          | ( ordinal_subset @ SV11 @ SV2 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[150]) ).

thf(167,plain,
    ( ( ~ ( ~ ~ ( proper_subset @ sK1_A @ sK2_SX0 )
          | ~ ( ( sK1_A != sK2_SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[151]) ).

thf(168,plain,
    ( ( ~ ( proper_subset @ sK2_SX0 @ sK1_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[152]) ).

thf(169,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( proper_subset @ SV3 @ SV12 )
        = $false )
      | ( ( ~ ( ~ ( subset @ SV3 @ SV12 )
              | ~ ( ( SV3 != SV12 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[153]) ).

thf(170,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ( ~ ( subset @ SV3 @ SV12 )
              | ~ ( ( SV3 != SV12 ) ) ) )
        = $false )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[154]) ).

thf(171,plain,
    ( ( ~ ( epsilon_transitive @ sK3_SX0 )
      | ~ ( epsilon_connected @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[157]) ).

thf(172,plain,
    ! [SV6: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV6 )
          | ~ ( epsilon_connected @ SV6 ) )
        = $false )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[159]) ).

thf(173,plain,
    ( ( ~ ~ ( ~ ~ ( empty @ sK4_SX0 )
            | ~ ( epsilon_transitive @ sK4_SX0 ) )
      | ~ ( epsilon_connected @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[161]) ).

thf(174,plain,
    ! [SV14: $i,SV7: $i] :
      ( ( ( ordinal @ SV7 )
        = $false )
      | ( ( ~ ( ordinal @ SV14 ) )
        = $true )
      | ( ( ordinal_subset @ SV7 @ SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[163]) ).

thf(175,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ordinal @ SV8 )
        = $false )
      | ( ( ~ ( ordinal @ SV15 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
                  | ( subset @ SV8 @ SV15 ) )
              | ~ ( ~ ( subset @ SV8 @ SV15 )
                  | ( ordinal_subset @ SV8 @ SV15 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[164]) ).

thf(176,plain,
    ! [SV9: $i] :
      ( ( ( epsilon_connected @ SV9 )
        = $false )
      | ( ( epsilon_transitive @ SV9 )
        = $false )
      | ( ( ordinal @ SV9 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[165]) ).

thf(177,plain,
    ! [SV2: $i,SV11: $i] :
      ( ( ( ordinal @ SV11 )
        = $false )
      | ( ( ordinal @ SV2 )
        = $false )
      | ( ( ( ordinal_subset @ SV2 @ SV11 )
          | ( ordinal_subset @ SV11 @ SV2 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[166]) ).

thf(178,plain,
    ( ( ~ ~ ( proper_subset @ sK1_A @ sK2_SX0 )
      | ~ ( ( sK1_A != sK2_SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[167]) ).

thf(179,plain,
    ( ( proper_subset @ sK2_SX0 @ sK1_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[168]) ).

thf(180,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ( subset @ SV3 @ SV12 )
          | ~ ( ( SV3 != SV12 ) ) )
        = $false )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[169]) ).

thf(181,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ( subset @ SV3 @ SV12 )
          | ~ ( ( SV3 != SV12 ) ) )
        = $true )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[170]) ).

thf(182,plain,
    ( ( ~ ( epsilon_transitive @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[171]) ).

thf(183,plain,
    ( ( ~ ( epsilon_connected @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[171]) ).

thf(184,plain,
    ! [SV6: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV6 ) )
        = $false )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[172]) ).

thf(185,plain,
    ! [SV6: $i] :
      ( ( ( ~ ( epsilon_connected @ SV6 ) )
        = $false )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[172]) ).

thf(186,plain,
    ( ( ~ ~ ( ~ ~ ( empty @ sK4_SX0 )
            | ~ ( epsilon_transitive @ sK4_SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[173]) ).

thf(187,plain,
    ( ( ~ ( epsilon_connected @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[173]) ).

thf(188,plain,
    ! [SV7: $i,SV14: $i] :
      ( ( ( ordinal @ SV14 )
        = $false )
      | ( ( ordinal @ SV7 )
        = $false )
      | ( ( ordinal_subset @ SV7 @ SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[174]) ).

thf(189,plain,
    ! [SV8: $i,SV15: $i] :
      ( ( ( ordinal @ SV15 )
        = $false )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
                  | ( subset @ SV8 @ SV15 ) )
              | ~ ( ~ ( subset @ SV8 @ SV15 )
                  | ( ordinal_subset @ SV8 @ SV15 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[175]) ).

thf(190,plain,
    ! [SV11: $i,SV2: $i] :
      ( ( ( ordinal_subset @ SV2 @ SV11 )
        = $true )
      | ( ( ordinal_subset @ SV11 @ SV2 )
        = $true )
      | ( ( ordinal @ SV2 )
        = $false )
      | ( ( ordinal @ SV11 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[177]) ).

thf(191,plain,
    ( ( ~ ~ ( proper_subset @ sK1_A @ sK2_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[178]) ).

thf(192,plain,
    ( ( ~ ( ( sK1_A != sK2_SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[178]) ).

thf(193,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ( subset @ SV3 @ SV12 ) )
        = $false )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[180]) ).

thf(194,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ( ( SV3 != SV12 ) ) )
        = $false )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[180]) ).

thf(195,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ( subset @ SV3 @ SV12 ) )
        = $true )
      | ( ( ~ ( ( SV3 != SV12 ) ) )
        = $true )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[181]) ).

thf(196,plain,
    ( ( epsilon_transitive @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[182]) ).

thf(197,plain,
    ( ( epsilon_connected @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[183]) ).

thf(198,plain,
    ! [SV6: $i] :
      ( ( ( epsilon_transitive @ SV6 )
        = $true )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[184]) ).

thf(199,plain,
    ! [SV6: $i] :
      ( ( ( epsilon_connected @ SV6 )
        = $true )
      | ( ( empty @ SV6 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[185]) ).

thf(200,plain,
    ( ( ~ ( ~ ~ ( empty @ sK4_SX0 )
          | ~ ( epsilon_transitive @ sK4_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[186]) ).

thf(201,plain,
    ( ( epsilon_connected @ sK4_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[187]) ).

thf(202,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
              | ( subset @ SV8 @ SV15 ) )
          | ~ ( ~ ( subset @ SV8 @ SV15 )
              | ( ordinal_subset @ SV8 @ SV15 ) ) )
        = $false )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[189]) ).

thf(203,plain,
    ( ( ~ ( proper_subset @ sK1_A @ sK2_SX0 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[191]) ).

thf(204,plain,
    ( ( sK1_A != sK2_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[192]) ).

thf(205,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( subset @ SV3 @ SV12 )
        = $true )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[193]) ).

thf(206,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( SV3 != SV12 )
        = $true )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[194]) ).

thf(207,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( subset @ SV3 @ SV12 )
        = $false )
      | ( ( ~ ( ( SV3 != SV12 ) ) )
        = $true )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[195]) ).

thf(208,plain,
    ( ( ~ ~ ( empty @ sK4_SX0 )
      | ~ ( epsilon_transitive @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[200]) ).

thf(209,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( ~ ( ordinal_subset @ SV8 @ SV15 )
              | ( subset @ SV8 @ SV15 ) ) )
        = $false )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[202]) ).

thf(210,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( ~ ( subset @ SV8 @ SV15 )
              | ( ordinal_subset @ SV8 @ SV15 ) ) )
        = $false )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[202]) ).

thf(211,plain,
    ( ( proper_subset @ sK1_A @ sK2_SX0 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[203]) ).

thf(212,plain,
    ( ( sK1_A = sK2_SX0 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[204]) ).

thf(213,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( SV3 = SV12 )
        = $false )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[206]) ).

thf(214,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( SV3 != SV12 )
        = $false )
      | ( ( subset @ SV3 @ SV12 )
        = $false )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[207]) ).

thf(215,plain,
    ( ( ~ ~ ( empty @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[208]) ).

thf(216,plain,
    ( ( ~ ( epsilon_transitive @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[208]) ).

thf(217,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( ordinal_subset @ SV8 @ SV15 )
          | ( subset @ SV8 @ SV15 ) )
        = $true )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[209]) ).

thf(218,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( subset @ SV8 @ SV15 )
          | ( ordinal_subset @ SV8 @ SV15 ) )
        = $true )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[210]) ).

thf(219,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( SV3 = SV12 )
        = $true )
      | ( ( subset @ SV3 @ SV12 )
        = $false )
      | ( ( proper_subset @ SV3 @ SV12 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[214]) ).

thf(220,plain,
    ( ( ~ ( empty @ sK4_SX0 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[215]) ).

thf(221,plain,
    ( ( epsilon_transitive @ sK4_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[216]) ).

thf(222,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( ordinal_subset @ SV8 @ SV15 ) )
        = $true )
      | ( ( subset @ SV8 @ SV15 )
        = $true )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[217]) ).

thf(223,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ~ ( subset @ SV8 @ SV15 ) )
        = $true )
      | ( ( ordinal_subset @ SV8 @ SV15 )
        = $true )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[218]) ).

thf(224,plain,
    ( ( empty @ sK4_SX0 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[220]) ).

thf(225,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( ordinal_subset @ SV8 @ SV15 )
        = $false )
      | ( ( subset @ SV8 @ SV15 )
        = $true )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[222]) ).

thf(226,plain,
    ! [SV15: $i,SV8: $i] :
      ( ( ( subset @ SV8 @ SV15 )
        = $false )
      | ( ( ordinal_subset @ SV8 @ SV15 )
        = $true )
      | ( ( ordinal @ SV8 )
        = $false )
      | ( ( ordinal @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[223]) ).

thf(227,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[71,226,225,224,221,219,213,212,211,205,201,199,198,197,196,190,188,179,176,162,160,158,156,155,140,122,108]) ).

thf(228,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[227]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : NUM414+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
% 0.05/0.16  % Computer : n016.cluster.edu
% 0.05/0.16  % Model    : x86_64 x86_64
% 0.05/0.16  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.05/0.16  % Memory   : 8046.5625MB
% 0.05/0.16  % OS       : Linux 6.8.0-71-generic
% 0.05/0.16  % CPULimit : 300
% 0.05/0.16  % WCLimit  : 300
% 0.05/0.16  % DateTime : Tue Oct  6 13:20:11 UTC 2026
% 0.05/0.17  % CPUTime  : 
% 0.05/0.17  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.05/0.26  
% 0.05/0.26   No.of.Axioms: 11
% 0.05/0.26  
% 0.05/0.26   Length.of.Defs: 0
% 0.05/0.26  
% 0.05/0.26   Contains.Choice.Funs: false
% 0.05/0.26  ....
% 0.05/0.26  
% 0.05/0.26  ********************************
% 0.05/0.26  *   All subproblems solved!    *
% 0.05/0.26  ********************************
% 0.05/0.26  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:12,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:227,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.05/0.26  
% 0.05/0.26  %**** Beginning of derivation protocol ****
% 0.05/0.26  % SZS output start CNFRefutation
% See solution above
% 0.05/0.26  
% 0.05/0.26  %**** End of derivation protocol ****
% 0.05/0.26  %**** no. of clauses in derivation: 198 ****
% 0.05/0.26  %**** clause counter: 227 ****
% 0.05/0.26  
% 0.05/0.26  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:12,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:227,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------