TSTP Solution File: SEU238+1 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SEU238+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n025.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Tue Jul 19 12:08:51 EDT 2022

% Result   : Theorem 1.81s 2.04s
% Output   : CNFRefutation 2.29s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   26
%            Number of leaves      :   94
% Syntax   : Number of formulae    : 1313 ( 904 unt;  35 typ;   0 def)
%            Number of atoms       : 7251 (1913 equ;   0 cnn)
%            Maximal formula atoms :    8 (   5 avg)
%            Number of connectives : 10589 (3098   ~;2079   |; 269   &;5068   @)
%                                         (  10 <=>;  65  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   26 (  26   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   38 (  35 usr;  17 con; 0-2 aty)
%            Number of variables   : 1519 (   0   ^1486   !;  33   ?;1519   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_being_limit_ordinal,type,
    being_limit_ordinal: $i > $o ).

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_sK10_A,type,
    sK10_A: $i ).

thf(tp_sK11_A,type,
    sK11_A: $i ).

thf(tp_sK12_A,type,
    sK12_A: $i ).

thf(tp_sK13_A,type,
    sK13_A: $i ).

thf(tp_sK14_A,type,
    sK14_A: $i ).

thf(tp_sK15_A,type,
    sK15_A: $i ).

thf(tp_sK16_B,type,
    sK16_B: $i > $i ).

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

thf(tp_sK2_SY78,type,
    sK2_SY78: $i ).

thf(tp_sK3_B,type,
    sK3_B: $i > $i ).

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

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

thf(tp_sK6_A,type,
    sK6_A: $i ).

thf(tp_sK7_A,type,
    sK7_A: $i ).

thf(tp_sK8_A,type,
    sK8_A: $i ).

thf(tp_sK9_A,type,
    sK9_A: $i ).

thf(tp_set_union2,type,
    set_union2: $i > $i > $i ).

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

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

thf(tp_succ,type,
    succ: $i > $i ).

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

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

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

thf(4,axiom,
    ! [A: $i,B: $i,C: $i] :
      ~ ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) )
        & ( empty @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_subset) ).

thf(5,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) ) )
     => ( element @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_subset) ).

thf(6,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( being_limit_ordinal @ A )
      <=> ! [B: $i] :
            ( ( ordinal @ B )
           => ( ( in @ B @ A )
             => ( in @ ( succ @ B ) @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t41_ordinal1) ).

thf(7,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ ( powerset @ B ) )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_subset) ).

thf(8,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ( ( in @ A @ B )
          <=> ( ordinal_subset @ ( succ @ A ) @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t33_ordinal1) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ B )
     => ( ( empty @ B )
        | ( in @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_subset) ).

thf(10,axiom,
    ! [A: $i] :
      ( ( epsilon_transitive @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ( ( proper_subset @ A @ B )
           => ( in @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t21_ordinal1) ).

thf(11,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( element @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_subset) ).

thf(12,axiom,
    ! [A: $i] :
      ( ( set_union2 @ A @ empty_set )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_boole) ).

thf(13,axiom,
    ! [A: $i] : ( in @ A @ ( succ @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t10_ordinal1) ).

thf(14,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(15,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ordinal_subset @ A @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_ordinal1) ).

thf(16,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
      <=> ( subset @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_r1_ordinal1) ).

thf(17,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( relation_empty_yielding @ A )
      & ( function @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc4_funct_1) ).

thf(18,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( relation_empty_yielding @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_relat_1) ).

thf(19,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_ordinal1) ).

thf(20,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A )
      & ( one_to_one @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_funct_1) ).

thf(21,axiom,
    ? [A: $i] :
      ~ ( empty @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(22,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_relat_1) ).

thf(23,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A )
      & ( one_to_one @ A )
      & ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_ordinal1) ).

thf(24,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( empty @ A )
      & ( function @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_funct_1) ).

thf(25,axiom,
    ? [A: $i] : ( empty @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(26,axiom,
    ? [A: $i] :
      ( ( empty @ A )
      & ( relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_relat_1) ).

thf(27,axiom,
    ? [A: $i] :
      ( ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_ordinal1) ).

thf(28,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_funct_1) ).

thf(29,axiom,
    ! [A: $i,B: $i] :
      ~ ( proper_subset @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',irreflexivity_r2_xboole_0) ).

thf(30,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ A )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotence_k2_xboole_0) ).

thf(31,axiom,
    ( ( empty @ empty_set )
    & ( relation @ empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc4_relat_1) ).

thf(32,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_xboole_0) ).

thf(33,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ~ ( empty @ ( succ @ A ) )
        & ( epsilon_transitive @ ( succ @ A ) )
        & ( epsilon_connected @ ( succ @ A ) )
        & ( ordinal @ ( succ @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_ordinal1) ).

thf(34,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_xboole_0) ).

thf(35,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( set_union2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_relat_1) ).

thf(36,axiom,
    ( ( relation @ empty_set )
    & ( relation_empty_yielding @ empty_set )
    & ( function @ empty_set )
    & ( one_to_one @ empty_set )
    & ( empty @ empty_set )
    & ( epsilon_transitive @ empty_set )
    & ( epsilon_connected @ empty_set )
    & ( ordinal @ empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_ordinal1) ).

thf(37,axiom,
    empty @ empty_set,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_xboole_0) ).

thf(38,axiom,
    ! [A: $i] :
      ~ ( empty @ ( succ @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_ordinal1) ).

thf(39,axiom,
    ( ( empty @ empty_set )
    & ( relation @ empty_set )
    & ( relation_empty_yielding @ empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc12_relat_1) ).

thf(40,axiom,
    ! [A: $i] :
    ? [B: $i] : ( element @ B @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_m1_subset_1) ).

thf(41,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_m1_subset_1) ).

thf(42,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_xboole_0) ).

thf(43,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_zfmisc_1) ).

thf(44,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_xboole_0) ).

thf(45,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_tarski) ).

thf(46,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_ordinal1) ).

thf(47,axiom,
    ! [A: $i,B: $i] :
      ( ( proper_subset @ A @ B )
    <=> ( ( subset @ A @ B )
        & ( A != B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_xboole_0) ).

thf(48,axiom,
    ! [A: $i] :
      ( ( succ @ A )
      = ( set_union2 @ A @ ( singleton @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_ordinal1) ).

thf(49,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
        | ( ordinal_subset @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',connectedness_r1_ordinal1) ).

thf(50,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ B )
      = ( set_union2 @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_xboole_0) ).

thf(51,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc3_ordinal1) ).

thf(52,axiom,
    ! [A: $i] :
      ( ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) )
     => ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_ordinal1) ).

thf(53,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( empty @ A )
        & ( function @ A ) )
     => ( ( relation @ A )
        & ( function @ A )
        & ( one_to_one @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_funct_1) ).

thf(54,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_relat_1) ).

thf(55,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_ordinal1) ).

thf(56,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( function @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_funct_1) ).

thf(57,axiom,
    ! [A: $i,B: $i] :
      ( ( proper_subset @ A @ B )
     => ~ ( proper_subset @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',antisymmetry_r2_xboole_0) ).

thf(58,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(59,conjecture,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ~ ( ~ ( being_limit_ordinal @ A )
            & ! [B: $i] :
                ( ( ordinal @ B )
               => ( A
                 != ( succ @ B ) ) ) )
        & ~ ( ? [B: $i] :
                ( ( ordinal @ B )
                & ( A
                  = ( succ @ B ) ) )
            & ( being_limit_ordinal @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t42_ordinal1) ).

thf(60,negated_conjecture,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ( ~ ( ~ ( being_limit_ordinal @ A )
                & ! [B: $i] :
                    ( ( ordinal @ B )
                   => ( A
                     != ( succ @ B ) ) ) )
            & ~ ( ? [B: $i] :
                    ( ( ordinal @ B )
                    & ( A
                      = ( succ @ B ) ) )
                & ( being_limit_ordinal @ A ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[59]) ).

thf(61,plain,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ( ~ ( ~ ( being_limit_ordinal @ A )
                & ! [B: $i] :
                    ( ( ordinal @ B )
                   => ( A
                     != ( succ @ B ) ) ) )
            & ~ ( ? [B: $i] :
                    ( ( ordinal @ B )
                    & ( A
                      = ( succ @ B ) ) )
                & ( being_limit_ordinal @ A ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[60]) ).

thf(62,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( empty @ A )
            & ( A != B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(63,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( in @ A @ B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(64,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( A = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(65,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ~ ( ( in @ A @ B )
            & ( element @ B @ ( powerset @ C ) )
            & ( empty @ C ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(66,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( in @ A @ B )
            & ( element @ B @ ( powerset @ C ) ) )
         => ( element @ A @ C ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(67,plain,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ( ( being_limit_ordinal @ A )
          <=> ! [B: $i] :
                ( ( ordinal @ B )
               => ( ( in @ B @ A )
                 => ( in @ ( succ @ B ) @ A ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(68,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ A @ ( powerset @ B ) )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(69,plain,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ! [B: $i] :
              ( ( ordinal @ B )
             => ( ( in @ A @ B )
              <=> ( ordinal_subset @ ( succ @ A ) @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(70,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ A @ B )
         => ( ( empty @ B )
            | ( in @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(71,plain,
    ( ( ! [A: $i] :
          ( ( epsilon_transitive @ A )
         => ! [B: $i] :
              ( ( ordinal @ B )
             => ( ( proper_subset @ A @ B )
               => ( in @ A @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(72,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( element @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(73,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ empty_set )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(74,plain,
    ( ( ! [A: $i] : ( in @ A @ ( succ @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13]) ).

thf(75,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14]) ).

thf(76,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ordinal_subset @ A @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[15]) ).

thf(77,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ( ordinal_subset @ A @ B )
          <=> ( subset @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(78,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( relation_empty_yielding @ A )
          & ( function @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[17]) ).

thf(79,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( relation_empty_yielding @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[18]) ).

thf(80,plain,
    ( ( ? [A: $i] :
          ( ~ ( empty @ A )
          & ( epsilon_transitive @ A )
          & ( epsilon_connected @ A )
          & ( ordinal @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[19]) ).

thf(81,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( function @ A )
          & ( one_to_one @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[20]) ).

thf(82,plain,
    ( ( ? [A: $i] :
          ~ ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[21]) ).

thf(83,plain,
    ( ( ? [A: $i] :
          ( ~ ( empty @ A )
          & ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[22]) ).

thf(84,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( function @ A )
          & ( one_to_one @ A )
          & ( empty @ A )
          & ( epsilon_transitive @ A )
          & ( epsilon_connected @ A )
          & ( ordinal @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[23]) ).

thf(85,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( empty @ A )
          & ( function @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[24]) ).

thf(86,plain,
    ( ( ? [A: $i] : ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[25]) ).

thf(87,plain,
    ( ( ? [A: $i] :
          ( ( empty @ A )
          & ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[26]) ).

thf(88,plain,
    ( ( ? [A: $i] :
          ( ( epsilon_transitive @ A )
          & ( epsilon_connected @ A )
          & ( ordinal @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[27]) ).

thf(89,plain,
    ( ( ? [A: $i] :
          ( ( relation @ A )
          & ( function @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[28]) ).

thf(90,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[29]) ).

thf(91,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[30]) ).

thf(92,plain,
    ( ( ( empty @ empty_set )
      & ( relation @ empty_set ) )
    = $true ),
    inference(unfold_def,[status(thm)],[31]) ).

thf(93,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ A )
         => ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[32]) ).

thf(94,plain,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ( ~ ( empty @ ( succ @ A ) )
            & ( epsilon_transitive @ ( succ @ A ) )
            & ( epsilon_connected @ ( succ @ A ) )
            & ( ordinal @ ( succ @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[33]) ).

thf(95,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ A )
         => ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[34]) ).

thf(96,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( relation @ A )
            & ( relation @ B ) )
         => ( relation @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[35]) ).

thf(97,plain,
    ( ( ( relation @ empty_set )
      & ( relation_empty_yielding @ empty_set )
      & ( function @ empty_set )
      & ( one_to_one @ empty_set )
      & ( empty @ empty_set )
      & ( epsilon_transitive @ empty_set )
      & ( epsilon_connected @ empty_set )
      & ( ordinal @ empty_set ) )
    = $true ),
    inference(unfold_def,[status(thm)],[36]) ).

thf(98,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(unfold_def,[status(thm)],[37]) ).

thf(99,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( succ @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[38]) ).

thf(100,plain,
    ( ( ( empty @ empty_set )
      & ( relation @ empty_set )
      & ( relation_empty_yielding @ empty_set ) )
    = $true ),
    inference(unfold_def,[status(thm)],[39]) ).

thf(101,plain,
    ( ( ! [A: $i] :
        ? [B: $i] : ( element @ B @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[40]) ).

thf(102,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[41]) ).

thf(103,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[42]) ).

thf(104,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[43]) ).

thf(105,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[44]) ).

thf(106,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[45]) ).

thf(107,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[46]) ).

thf(108,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
        <=> ( ( subset @ A @ B )
            & ( A != B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[47]) ).

thf(109,plain,
    ( ( ! [A: $i] :
          ( ( succ @ A )
          = ( set_union2 @ A @ ( singleton @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[48]) ).

thf(110,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ( ordinal_subset @ A @ B )
            | ( ordinal_subset @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[49]) ).

thf(111,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[50]) ).

thf(112,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A )
            & ( ordinal @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[51]) ).

thf(113,plain,
    ( ( ! [A: $i] :
          ( ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A ) )
         => ( ordinal @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[52]) ).

thf(114,plain,
    ( ( ! [A: $i] :
          ( ( ( relation @ A )
            & ( empty @ A )
            & ( function @ A ) )
         => ( ( relation @ A )
            & ( function @ A )
            & ( one_to_one @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[53]) ).

thf(115,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[54]) ).

thf(116,plain,
    ( ( ! [A: $i] :
          ( ( ordinal @ A )
         => ( ( epsilon_transitive @ A )
            & ( epsilon_connected @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[55]) ).

thf(117,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( function @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[56]) ).

thf(118,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
         => ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[57]) ).

thf(119,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[58]) ).

thf(120,plain,
    ( ( ( ordinal @ sK1_A )
     => ( ~ ( ~ ( being_limit_ordinal @ sK1_A )
            & ! [SY77: $i] :
                ( ( ordinal @ SY77 )
               => ( sK1_A
                 != ( succ @ SY77 ) ) ) )
        & ~ ( ? [SY78: $i] :
                ( ( ordinal @ SY78 )
                & ( sK1_A
                  = ( succ @ SY78 ) ) )
            & ( being_limit_ordinal @ sK1_A ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[61]) ).

thf(121,plain,
    ( ( ordinal @ sK1_A )
    = $true ),
    inference(standard_cnf,[status(thm)],[120]) ).

thf(122,plain,
    ( ( ~ ( ~ ( being_limit_ordinal @ sK1_A )
          & ! [SY77: $i] :
              ( ( ordinal @ SY77 )
             => ( sK1_A
               != ( succ @ SY77 ) ) ) )
      & ~ ( ? [SY78: $i] :
              ( ( ordinal @ SY78 )
              & ( sK1_A
                = ( succ @ SY78 ) ) )
          & ( being_limit_ordinal @ sK1_A ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[120]) ).

thf(123,plain,
    ( ( ~ ( ~ ( being_limit_ordinal @ sK1_A )
          & ! [SY77: $i] :
              ( ( ordinal @ SY77 )
             => ( sK1_A
               != ( succ @ SY77 ) ) ) ) )
    = $false ),
    inference(split_conjecture,[split_conjecture(split,[])],[122]) ).

thf(124,plain,
    ( ( ~ ( ? [SY78: $i] :
              ( ( ordinal @ SY78 )
              & ( sK1_A
                = ( succ @ SY78 ) ) )
          & ( being_limit_ordinal @ sK1_A ) ) )
    = $false ),
    inference(split_conjecture,[split_conjecture(split,[])],[122]) ).

thf(125,plain,
    ( ( ~ ( being_limit_ordinal @ sK1_A )
      & ! [SY77: $i] :
          ( ( ordinal @ SY77 )
         => ( sK1_A
           != ( succ @ SY77 ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[123]) ).

thf(126,plain,
    ( ( ? [SY78: $i] :
          ( ( ordinal @ SY78 )
          & ( sK1_A
            = ( succ @ SY78 ) ) )
      & ( being_limit_ordinal @ sK1_A ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[124]) ).

thf(127,plain,
    ( ( ~ ( being_limit_ordinal @ sK1_A )
      & ! [SY77: $i] :
          ( ~ ( ordinal @ SY77 )
          | ( sK1_A
           != ( succ @ SY77 ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[125]) ).

thf(128,plain,
    ( ( ( sK1_A
        = ( succ @ sK2_SY78 ) )
      & ( ordinal @ sK2_SY78 )
      & ( being_limit_ordinal @ sK1_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[126]) ).

thf(129,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[62]) ).

thf(130,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[63]) ).

thf(131,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[64]) ).

thf(132,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ~ ( empty @ C ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[65]) ).

thf(133,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ( element @ A @ C ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[66]) ).

thf(134,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ( ordinal @ ( sK3_B @ A ) )
            & ( in @ ( sK3_B @ A ) @ A )
            & ~ ( in @ ( succ @ ( sK3_B @ A ) ) @ A ) )
          | ( being_limit_ordinal @ A ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( being_limit_ordinal @ A )
          | ! [B: $i] :
              ( ~ ( ordinal @ B )
              | ~ ( in @ B @ A )
              | ( in @ ( succ @ B ) @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[67]) ).

thf(135,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ ( powerset @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( element @ A @ ( powerset @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[68]) ).

thf(136,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ! [B: $i] :
                ( ~ ( ordinal @ B )
                | ~ ( in @ A @ B )
                | ( ordinal_subset @ ( succ @ A ) @ B ) )
            & ! [B: $i] :
                ( ~ ( ordinal @ B )
                | ~ ( ordinal_subset @ ( succ @ A ) @ B )
                | ( in @ A @ B ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[69]) ).

thf(137,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ B )
          | ( empty @ B )
          | ( in @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[70]) ).

thf(138,plain,
    ( ( ! [A: $i] :
          ( ~ ( epsilon_transitive @ A )
          | ! [B: $i] :
              ( ~ ( ordinal @ B )
              | ~ ( proper_subset @ A @ B )
              | ( in @ A @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[71]) ).

thf(139,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ( element @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[72]) ).

thf(140,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[75]) ).

thf(141,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ! [B: $i] :
              ~ ( ordinal @ B )
          | ( ordinal_subset @ A @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[76]) ).

thf(142,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ~ ( ordinal_subset @ A @ B )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ~ ( subset @ A @ B )
          | ( ordinal_subset @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[77]) ).

thf(143,plain,
    ( ( ( relation @ sK4_A )
      & ( relation_empty_yielding @ sK4_A )
      & ( function @ sK4_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[78]) ).

thf(144,plain,
    ( ( ( relation @ sK5_A )
      & ( relation_empty_yielding @ sK5_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[79]) ).

thf(145,plain,
    ( ( ~ ( empty @ sK6_A )
      & ( epsilon_transitive @ sK6_A )
      & ( epsilon_connected @ sK6_A )
      & ( ordinal @ sK6_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[80]) ).

thf(146,plain,
    ( ( ( function @ sK7_A )
      & ( relation @ sK7_A )
      & ( one_to_one @ sK7_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[81]) ).

thf(147,plain,
    ( ( ~ ( empty @ sK8_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[82]) ).

thf(148,plain,
    ( ( ~ ( empty @ sK9_A )
      & ( relation @ sK9_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[83]) ).

thf(149,plain,
    ( ( ( function @ sK10_A )
      & ( relation @ sK10_A )
      & ( one_to_one @ sK10_A )
      & ( empty @ sK10_A )
      & ( epsilon_transitive @ sK10_A )
      & ( epsilon_connected @ sK10_A )
      & ( ordinal @ sK10_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[84]) ).

thf(150,plain,
    ( ( ( empty @ sK11_A )
      & ( relation @ sK11_A )
      & ( function @ sK11_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[85]) ).

thf(151,plain,
    ( ( empty @ sK12_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[86]) ).

thf(152,plain,
    ( ( ( empty @ sK13_A )
      & ( relation @ sK13_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[87]) ).

thf(153,plain,
    ( ( ( epsilon_connected @ sK14_A )
      & ( epsilon_transitive @ sK14_A )
      & ( ordinal @ sK14_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[88]) ).

thf(154,plain,
    ( ( ( function @ sK15_A )
      & ( relation @ sK15_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[89]) ).

thf(155,plain,
    ( ( ! [A: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[90]) ).

thf(156,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[91]) ).

thf(157,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[93]) ).

thf(158,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( empty @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_transitive @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_connected @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ordinal @ ( succ @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[94]) ).

thf(159,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[95]) ).

thf(160,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( relation @ A )
          | ~ ( relation @ B )
          | ( relation @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[96]) ).

thf(161,plain,
    ( ( ! [A: $i] : ( element @ ( sK16_B @ A ) @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[101]) ).

thf(162,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( subset @ A @ B )
          | ( proper_subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ( A != B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ( subset @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[108]) ).

thf(163,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ( ordinal_subset @ A @ B )
          | ( ordinal_subset @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[110]) ).

thf(164,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( epsilon_connected @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ( epsilon_transitive @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ( ordinal @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[112]) ).

thf(165,plain,
    ( ( ! [A: $i] :
          ( ~ ( epsilon_connected @ A )
          | ~ ( epsilon_transitive @ A )
          | ( ordinal @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[113]) ).

thf(166,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( function @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( relation @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( one_to_one @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[114]) ).

thf(167,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( relation @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[115]) ).

thf(168,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_connected @ A ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_transitive @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[116]) ).

thf(169,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( function @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[117]) ).

thf(170,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[118]) ).

thf(171,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[119]) ).

thf(172,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[171]) ).

thf(173,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[170]) ).

thf(174,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( function @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[169]) ).

thf(175,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_connected @ A ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_transitive @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[168]) ).

thf(176,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( relation @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[167]) ).

thf(177,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( function @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( relation @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( one_to_one @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[166]) ).

thf(178,plain,
    ( ( ! [A: $i] :
          ( ~ ( epsilon_connected @ A )
          | ~ ( epsilon_transitive @ A )
          | ( ordinal @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[165]) ).

thf(179,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( epsilon_connected @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ( epsilon_transitive @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ( ordinal @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[164]) ).

thf(180,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[111]) ).

thf(181,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ( ordinal_subset @ A @ B )
          | ( ordinal_subset @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[163]) ).

thf(182,plain,
    ( ( ! [A: $i] :
          ( ( succ @ A )
          = ( set_union2 @ A @ ( singleton @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[109]) ).

thf(183,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( subset @ A @ B )
          | ( proper_subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ( A != B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ( subset @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[162]) ).

thf(184,plain,
    $true = $true,
    inference(copy,[status(thm)],[107]) ).

thf(185,plain,
    $true = $true,
    inference(copy,[status(thm)],[106]) ).

thf(186,plain,
    $true = $true,
    inference(copy,[status(thm)],[105]) ).

thf(187,plain,
    $true = $true,
    inference(copy,[status(thm)],[104]) ).

thf(188,plain,
    $true = $true,
    inference(copy,[status(thm)],[103]) ).

thf(189,plain,
    $true = $true,
    inference(copy,[status(thm)],[102]) ).

thf(190,plain,
    ( ( ! [A: $i] : ( element @ ( sK16_B @ A ) @ A ) )
    = $true ),
    inference(copy,[status(thm)],[161]) ).

thf(191,plain,
    ( ( ( empty @ empty_set )
      & ( relation @ empty_set )
      & ( relation_empty_yielding @ empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[100]) ).

thf(192,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( succ @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[99]) ).

thf(193,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(copy,[status(thm)],[98]) ).

thf(194,plain,
    ( ( ( relation @ empty_set )
      & ( relation_empty_yielding @ empty_set )
      & ( function @ empty_set )
      & ( one_to_one @ empty_set )
      & ( empty @ empty_set )
      & ( epsilon_transitive @ empty_set )
      & ( epsilon_connected @ empty_set )
      & ( ordinal @ empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[97]) ).

thf(195,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( relation @ A )
          | ~ ( relation @ B )
          | ( relation @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[160]) ).

thf(196,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[159]) ).

thf(197,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( empty @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_transitive @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_connected @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ordinal @ ( succ @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[158]) ).

thf(198,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[157]) ).

thf(199,plain,
    ( ( ( empty @ empty_set )
      & ( relation @ empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[92]) ).

thf(200,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[156]) ).

thf(201,plain,
    ( ( ! [A: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[155]) ).

thf(202,plain,
    ( ( ( function @ sK15_A )
      & ( relation @ sK15_A ) )
    = $true ),
    inference(copy,[status(thm)],[154]) ).

thf(203,plain,
    ( ( ( epsilon_connected @ sK14_A )
      & ( epsilon_transitive @ sK14_A )
      & ( ordinal @ sK14_A ) )
    = $true ),
    inference(copy,[status(thm)],[153]) ).

thf(204,plain,
    ( ( ( empty @ sK13_A )
      & ( relation @ sK13_A ) )
    = $true ),
    inference(copy,[status(thm)],[152]) ).

thf(205,plain,
    ( ( empty @ sK12_A )
    = $true ),
    inference(copy,[status(thm)],[151]) ).

thf(206,plain,
    ( ( ( empty @ sK11_A )
      & ( relation @ sK11_A )
      & ( function @ sK11_A ) )
    = $true ),
    inference(copy,[status(thm)],[150]) ).

thf(207,plain,
    ( ( ( function @ sK10_A )
      & ( relation @ sK10_A )
      & ( one_to_one @ sK10_A )
      & ( empty @ sK10_A )
      & ( epsilon_transitive @ sK10_A )
      & ( epsilon_connected @ sK10_A )
      & ( ordinal @ sK10_A ) )
    = $true ),
    inference(copy,[status(thm)],[149]) ).

thf(208,plain,
    ( ( ~ ( empty @ sK9_A )
      & ( relation @ sK9_A ) )
    = $true ),
    inference(copy,[status(thm)],[148]) ).

thf(209,plain,
    ( ( ~ ( empty @ sK8_A ) )
    = $true ),
    inference(copy,[status(thm)],[147]) ).

thf(210,plain,
    ( ( ( function @ sK7_A )
      & ( relation @ sK7_A )
      & ( one_to_one @ sK7_A ) )
    = $true ),
    inference(copy,[status(thm)],[146]) ).

thf(211,plain,
    ( ( ~ ( empty @ sK6_A )
      & ( epsilon_transitive @ sK6_A )
      & ( epsilon_connected @ sK6_A )
      & ( ordinal @ sK6_A ) )
    = $true ),
    inference(copy,[status(thm)],[145]) ).

thf(212,plain,
    ( ( ( relation @ sK5_A )
      & ( relation_empty_yielding @ sK5_A ) )
    = $true ),
    inference(copy,[status(thm)],[144]) ).

thf(213,plain,
    ( ( ( relation @ sK4_A )
      & ( relation_empty_yielding @ sK4_A )
      & ( function @ sK4_A ) )
    = $true ),
    inference(copy,[status(thm)],[143]) ).

thf(214,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ~ ( ordinal_subset @ A @ B )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ~ ( subset @ A @ B )
          | ( ordinal_subset @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[142]) ).

thf(215,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ! [B: $i] :
              ~ ( ordinal @ B )
          | ( ordinal_subset @ A @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[141]) ).

thf(216,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[140]) ).

thf(217,plain,
    ( ( ! [A: $i] : ( in @ A @ ( succ @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[74]) ).

thf(218,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ empty_set )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[73]) ).

thf(219,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ( element @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[139]) ).

thf(220,plain,
    ( ( ! [A: $i] :
          ( ~ ( epsilon_transitive @ A )
          | ! [B: $i] :
              ( ~ ( ordinal @ B )
              | ~ ( proper_subset @ A @ B )
              | ( in @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[138]) ).

thf(221,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ B )
          | ( empty @ B )
          | ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[137]) ).

thf(222,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ! [B: $i] :
                ( ~ ( ordinal @ B )
                | ~ ( in @ A @ B )
                | ( ordinal_subset @ ( succ @ A ) @ B ) )
            & ! [B: $i] :
                ( ~ ( ordinal @ B )
                | ~ ( ordinal_subset @ ( succ @ A ) @ B )
                | ( in @ A @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[136]) ).

thf(223,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ ( powerset @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( element @ A @ ( powerset @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[135]) ).

thf(224,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ( ordinal @ ( sK3_B @ A ) )
            & ( in @ ( sK3_B @ A ) @ A )
            & ~ ( in @ ( succ @ ( sK3_B @ A ) ) @ A ) )
          | ( being_limit_ordinal @ A ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( being_limit_ordinal @ A )
          | ! [B: $i] :
              ( ~ ( ordinal @ B )
              | ~ ( in @ B @ A )
              | ( in @ ( succ @ B ) @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[134]) ).

thf(225,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ( element @ A @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[133]) ).

thf(226,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ~ ( empty @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[132]) ).

thf(227,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[131]) ).

thf(228,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[130]) ).

thf(229,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[129]) ).

thf(230,plain,
    ( ( ordinal @ sK1_A )
    = $true ),
    inference(copy,[status(thm)],[121]) ).

thf(231,plain,
    ( ( ~ ( being_limit_ordinal @ sK1_A )
      & ! [SY77: $i] :
          ( ~ ( ordinal @ SY77 )
          | ( sK1_A
           != ( succ @ SY77 ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[127]) ).

thf(232,plain,
    ( ( ~ ( ~ ~ ( ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ~ ( relation @ SX0 )
                      | ~ ( function @ SX0 )
                      | ( function @ SX0 ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ~ ( relation @ SX0 )
                      | ~ ( function @ SX0 )
                      | ( relation @ SX0 ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 )
                | ~ ( function @ SX0 )
                | ( one_to_one @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[177]) ).

thf(233,plain,
    ( ( ~ ( ~ ~ ( ~ ( empty @ empty_set )
                | ~ ( relation @ empty_set ) )
          | ~ ( relation_empty_yielding @ empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[191]) ).

thf(234,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ SX0 @ SX1 )
                | ( element @ SX0 @ ( powerset @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[223]) ).

thf(235,plain,
    ( ( ~ ( ~ ~ ( ~ ( function @ sK7_A )
                | ~ ( relation @ sK7_A ) )
          | ~ ( one_to_one @ sK7_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[210]) ).

thf(236,plain,
    ( ( ~ ( ~ ( function @ sK15_A )
          | ~ ( relation @ sK15_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[202]) ).

thf(237,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( ordinal @ SX1 )
                | ~ ( ordinal_subset @ SX0 @ SX1 )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( ordinal @ SX1 )
                | ~ ( subset @ SX0 @ SX1 )
                | ( ordinal_subset @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[214]) ).

thf(238,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ! [SX0: $i] :
                            ( ~ ( ordinal @ SX0 )
                            | ~ ( empty @ ( succ @ SX0 ) ) )
                      | ~ ! [SX0: $i] :
                            ( ~ ( ordinal @ SX0 )
                            | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( ordinal @ SX0 )
                      | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( ordinal @ ( succ @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[197]) ).

thf(239,plain,
    ( ( ~ ( ~ ~ ( ~ ( epsilon_connected @ sK14_A )
                | ~ ( epsilon_transitive @ sK14_A ) )
          | ~ ( ordinal @ sK14_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[203]) ).

thf(240,plain,
    ( ( ~ ( ~ ~ ( ~ ( empty @ sK11_A )
                | ~ ( relation @ sK11_A ) )
          | ~ ( function @ sK11_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[206]) ).

thf(241,plain,
    ( ( ~ ( ~ ~ ( ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ( epsilon_connected @ SX0 ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ( epsilon_transitive @ SX0 ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ( ordinal @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[179]) ).

thf(242,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                                        | ~ ( relation @ sK10_A ) )
                                  | ~ ( one_to_one @ sK10_A ) )
                            | ~ ( empty @ sK10_A ) )
                      | ~ ( epsilon_transitive @ sK10_A ) )
                | ~ ( epsilon_connected @ sK10_A ) )
          | ~ ( ordinal @ sK10_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[207]) ).

thf(243,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( ~ ( ordinal @ ( sK3_B @ SX0 ) )
                    | ~ ~ ( ~ ( in @ ( sK3_B @ SX0 ) @ SX0 )
                          | ~ ~ ( in @ ( succ @ ( sK3_B @ SX0 ) ) @ SX0 ) ) )
                | ( being_limit_ordinal @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( being_limit_ordinal @ SX0 )
                | ! [SX1: $i] :
                    ( ~ ( ordinal @ SX1 )
                    | ~ ( in @ SX1 @ SX0 )
                    | ( in @ ( succ @ SX1 ) @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[224]) ).

thf(244,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( epsilon_connected @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( epsilon_transitive @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[175]) ).

thf(245,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ~ ! [SX1: $i] :
                    ( ~ ( ordinal @ SX1 )
                    | ~ ( in @ SX0 @ SX1 )
                    | ( ordinal_subset @ ( succ @ SX0 ) @ SX1 ) )
              | ~ ! [SX1: $i] :
                    ( ~ ( ordinal @ SX1 )
                    | ~ ( ordinal_subset @ ( succ @ SX0 ) @ SX1 )
                    | ( in @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[222]) ).

thf(246,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ( SX0 = SX1 )
                | ~ ( subset @ SX0 @ SX1 )
                | ( proper_subset @ SX0 @ SX1 ) )
          | ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                      ( ~ ( proper_subset @ SX0 @ SX1 )
                      | ( SX0 != SX1 ) )
                | ~ ! [SX0: $i,SX1: $i] :
                      ( ~ ( proper_subset @ SX0 @ SX1 )
                      | ( subset @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[183]) ).

thf(247,plain,
    ( ( ~ ( ~ ( relation @ sK5_A )
          | ~ ( relation_empty_yielding @ sK5_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[212]) ).

thf(248,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                              | ~ ( relation_empty_yielding @ empty_set ) )
                                        | ~ ( function @ empty_set ) )
                                  | ~ ( one_to_one @ empty_set ) )
                            | ~ ( empty @ empty_set ) )
                      | ~ ( epsilon_transitive @ empty_set ) )
                | ~ ( epsilon_connected @ empty_set ) )
          | ~ ( ordinal @ empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[194]) ).

thf(249,plain,
    ( ( ~ ( ~ ~ ( empty @ sK9_A )
          | ~ ( relation @ sK9_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[208]) ).

thf(250,plain,
    ( ( ~ ( ~ ( empty @ empty_set )
          | ~ ( relation @ empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[199]) ).

thf(251,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK6_A )
                      | ~ ( epsilon_transitive @ sK6_A ) )
                | ~ ( epsilon_connected @ sK6_A ) )
          | ~ ( ordinal @ sK6_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[211]) ).

thf(252,plain,
    ( ( ~ ( ~ ~ ( ~ ( relation @ sK4_A )
                | ~ ( relation_empty_yielding @ sK4_A ) )
          | ~ ( function @ sK4_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[213]) ).

thf(253,plain,
    ( ( ~ ( ~ ~ ( being_limit_ordinal @ sK1_A )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( sK1_A
                 != ( succ @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[231]) ).

thf(254,plain,
    ( ( ~ ( ~ ( empty @ sK13_A )
          | ~ ( relation @ sK13_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[204]) ).

thf(255,plain,
    ! [SV1: $i] :
      ( ( ! [SY79: $i] :
            ( ~ ( in @ SV1 @ SY79 )
            | ~ ( in @ SY79 @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[172]) ).

thf(256,plain,
    ! [SV2: $i] :
      ( ( ! [SY80: $i] :
            ( ~ ( proper_subset @ SV2 @ SY80 )
            | ~ ( proper_subset @ SY80 @ SV2 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[173]) ).

thf(257,plain,
    ! [SV3: $i] :
      ( ( ~ ( empty @ SV3 )
        | ( function @ SV3 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[174]) ).

thf(258,plain,
    ! [SV4: $i] :
      ( ( ~ ( empty @ SV4 )
        | ( relation @ SV4 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[176]) ).

thf(259,plain,
    ! [SV5: $i] :
      ( ( ~ ( epsilon_connected @ SV5 )
        | ~ ( epsilon_transitive @ SV5 )
        | ( ordinal @ SV5 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[178]) ).

thf(260,plain,
    ! [SV6: $i] :
      ( ( ! [SY81: $i] :
            ( ( set_union2 @ SV6 @ SY81 )
            = ( set_union2 @ SY81 @ SV6 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[180]) ).

thf(261,plain,
    ! [SV7: $i] :
      ( ( ! [SY82: $i] :
            ( ~ ( ordinal @ SV7 )
            | ~ ( ordinal @ SY82 )
            | ( ordinal_subset @ SV7 @ SY82 )
            | ( ordinal_subset @ SY82 @ SV7 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[181]) ).

thf(262,plain,
    ! [SV8: $i] :
      ( ( ( succ @ SV8 )
        = ( set_union2 @ SV8 @ ( singleton @ SV8 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[182]) ).

thf(263,plain,
    ! [SV9: $i] :
      ( ( element @ ( sK16_B @ SV9 ) @ SV9 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[190]) ).

thf(264,plain,
    ! [SV10: $i] :
      ( ( ~ ( empty @ ( succ @ SV10 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[192]) ).

thf(265,plain,
    ! [SV11: $i] :
      ( ( ! [SY83: $i] :
            ( ~ ( relation @ SV11 )
            | ~ ( relation @ SY83 )
            | ( relation @ ( set_union2 @ SV11 @ SY83 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[195]) ).

thf(266,plain,
    ! [SV12: $i] :
      ( ( ( empty @ SV12 )
        | ! [SY84: $i] :
            ~ ( empty @ ( set_union2 @ SV12 @ SY84 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[196]) ).

thf(267,plain,
    ! [SV13: $i] :
      ( ( ( empty @ SV13 )
        | ! [SY85: $i] :
            ~ ( empty @ ( set_union2 @ SY85 @ SV13 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[198]) ).

thf(268,plain,
    ! [SV14: $i] :
      ( ( ( set_union2 @ SV14 @ SV14 )
        = SV14 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[200]) ).

thf(269,plain,
    ! [SV15: $i] :
      ( ( ~ ( proper_subset @ SV15 @ SV15 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[201]) ).

thf(270,plain,
    ( ( empty @ sK8_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[209]) ).

thf(271,plain,
    ! [SV16: $i] :
      ( ( ~ ( ordinal @ SV16 )
        | ! [B: $i] :
            ~ ( ordinal @ B )
        | ( ordinal_subset @ SV16 @ SV16 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[215]) ).

thf(272,plain,
    ! [SV17: $i] :
      ( ( subset @ SV17 @ SV17 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[216]) ).

thf(273,plain,
    ! [SV18: $i] :
      ( ( in @ SV18 @ ( succ @ SV18 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[217]) ).

thf(274,plain,
    ! [SV19: $i] :
      ( ( ( set_union2 @ SV19 @ empty_set )
        = SV19 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[218]) ).

thf(275,plain,
    ! [SV20: $i] :
      ( ( ! [SY87: $i] :
            ( ~ ( in @ SV20 @ SY87 )
            | ( element @ SV20 @ SY87 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[219]) ).

thf(276,plain,
    ! [SV21: $i] :
      ( ( ~ ( epsilon_transitive @ SV21 )
        | ! [SY88: $i] :
            ( ~ ( ordinal @ SY88 )
            | ~ ( proper_subset @ SV21 @ SY88 )
            | ( in @ SV21 @ SY88 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[220]) ).

thf(277,plain,
    ! [SV22: $i] :
      ( ( ! [SY89: $i] :
            ( ~ ( element @ SV22 @ SY89 )
            | ( empty @ SY89 )
            | ( in @ SV22 @ SY89 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[221]) ).

thf(278,plain,
    ! [SV23: $i] :
      ( ( ! [SY90: $i,SY91: $i] :
            ( ~ ( element @ SY90 @ ( powerset @ SY91 ) )
            | ~ ( in @ SV23 @ SY90 )
            | ( element @ SV23 @ SY91 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[225]) ).

thf(279,plain,
    ! [SV24: $i] :
      ( ( ! [SY92: $i,SY93: $i] :
            ( ~ ( element @ SY92 @ ( powerset @ SY93 ) )
            | ~ ( in @ SV24 @ SY92 )
            | ~ ( empty @ SY93 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[226]) ).

thf(280,plain,
    ! [SV25: $i] :
      ( ( ~ ( empty @ SV25 )
        | ( SV25 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[227]) ).

thf(281,plain,
    ! [SV26: $i] :
      ( ( ! [SY94: $i] :
            ( ~ ( empty @ SY94 )
            | ~ ( in @ SV26 @ SY94 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[228]) ).

thf(282,plain,
    ! [SV27: $i] :
      ( ( ! [SY95: $i] :
            ( ( SV27 = SY95 )
            | ~ ( empty @ SV27 )
            | ~ ( empty @ SY95 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[229]) ).

thf(283,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ~ ( relation @ SX0 )
                  | ~ ( function @ SX0 )
                  | ( function @ SX0 ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ~ ( relation @ SX0 )
                  | ~ ( function @ SX0 )
                  | ( relation @ SX0 ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( one_to_one @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[232]) ).

thf(284,plain,
    ( ( ~ ~ ( ~ ( empty @ empty_set )
            | ~ ( relation @ empty_set ) )
      | ~ ( relation_empty_yielding @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[233]) ).

thf(285,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[234]) ).

thf(286,plain,
    ( ( ~ ~ ( ~ ( function @ sK7_A )
            | ~ ( relation @ sK7_A ) )
      | ~ ( one_to_one @ sK7_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[235]) ).

thf(287,plain,
    ( ( ~ ( function @ sK15_A )
      | ~ ( relation @ sK15_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[236]) ).

thf(288,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ordinal @ SX1 )
            | ~ ( ordinal_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ordinal @ SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( ordinal_subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[237]) ).

thf(289,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ! [SX0: $i] :
                        ( ~ ( ordinal @ SX0 )
                        | ~ ( empty @ ( succ @ SX0 ) ) )
                  | ~ ! [SX0: $i] :
                        ( ~ ( ordinal @ SX0 )
                        | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( ordinal @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[238]) ).

thf(290,plain,
    ( ( ~ ~ ( ~ ( epsilon_connected @ sK14_A )
            | ~ ( epsilon_transitive @ sK14_A ) )
      | ~ ( ordinal @ sK14_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[239]) ).

thf(291,plain,
    ( ( ~ ~ ( ~ ( empty @ sK11_A )
            | ~ ( relation @ sK11_A ) )
      | ~ ( function @ sK11_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[240]) ).

thf(292,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ( epsilon_connected @ SX0 ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ( epsilon_transitive @ SX0 ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( ordinal @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[241]) ).

thf(293,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                                    | ~ ( relation @ sK10_A ) )
                              | ~ ( one_to_one @ sK10_A ) )
                        | ~ ( empty @ sK10_A ) )
                  | ~ ( epsilon_transitive @ sK10_A ) )
            | ~ ( epsilon_connected @ sK10_A ) )
      | ~ ( ordinal @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[242]) ).

thf(294,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ~ ( ordinal @ ( sK3_B @ SX0 ) )
                | ~ ~ ( ~ ( in @ ( sK3_B @ SX0 ) @ SX0 )
                      | ~ ~ ( in @ ( succ @ ( sK3_B @ SX0 ) ) @ SX0 ) ) )
            | ( being_limit_ordinal @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( being_limit_ordinal @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( ordinal @ SX1 )
                | ~ ( in @ SX1 @ SX0 )
                | ( in @ ( succ @ SX1 ) @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[243]) ).

thf(295,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_connected @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_transitive @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[244]) ).

thf(296,plain,
    ! [SV28: $i] :
      ( ( ~ ( ordinal @ SV28 )
        | ~ ( ~ ! [SY96: $i] :
                  ( ~ ( ordinal @ SY96 )
                  | ~ ( in @ SV28 @ SY96 )
                  | ( ordinal_subset @ ( succ @ SV28 ) @ SY96 ) )
            | ~ ! [SY97: $i] :
                  ( ~ ( ordinal @ SY97 )
                  | ~ ( ordinal_subset @ ( succ @ SV28 ) @ SY97 )
                  | ( in @ SV28 @ SY97 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[245]) ).

thf(297,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 = SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( proper_subset @ SX0 @ SX1 ) )
      | ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                  ( ~ ( proper_subset @ SX0 @ SX1 )
                  | ( SX0 != SX1 ) )
            | ~ ! [SX0: $i,SX1: $i] :
                  ( ~ ( proper_subset @ SX0 @ SX1 )
                  | ( subset @ SX0 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[246]) ).

thf(298,plain,
    ( ( ~ ( relation @ sK5_A )
      | ~ ( relation_empty_yielding @ sK5_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[247]) ).

thf(299,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                          | ~ ( relation_empty_yielding @ empty_set ) )
                                    | ~ ( function @ empty_set ) )
                              | ~ ( one_to_one @ empty_set ) )
                        | ~ ( empty @ empty_set ) )
                  | ~ ( epsilon_transitive @ empty_set ) )
            | ~ ( epsilon_connected @ empty_set ) )
      | ~ ( ordinal @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[248]) ).

thf(300,plain,
    ( ( ~ ~ ( empty @ sK9_A )
      | ~ ( relation @ sK9_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[249]) ).

thf(301,plain,
    ( ( ~ ( empty @ empty_set )
      | ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[250]) ).

thf(302,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK6_A )
                  | ~ ( epsilon_transitive @ sK6_A ) )
            | ~ ( epsilon_connected @ sK6_A ) )
      | ~ ( ordinal @ sK6_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[251]) ).

thf(303,plain,
    ( ( ~ ~ ( ~ ( relation @ sK4_A )
            | ~ ( relation_empty_yielding @ sK4_A ) )
      | ~ ( function @ sK4_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[252]) ).

thf(304,plain,
    ( ( ~ ~ ( being_limit_ordinal @ sK1_A )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( sK1_A
             != ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[253]) ).

thf(305,plain,
    ( ( ~ ( empty @ sK13_A )
      | ~ ( relation @ sK13_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[254]) ).

thf(306,plain,
    ! [SV29: $i,SV1: $i] :
      ( ( ~ ( in @ SV1 @ SV29 )
        | ~ ( in @ SV29 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[255]) ).

thf(307,plain,
    ! [SV30: $i,SV2: $i] :
      ( ( ~ ( proper_subset @ SV2 @ SV30 )
        | ~ ( proper_subset @ SV30 @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[256]) ).

thf(308,plain,
    ! [SV3: $i] :
      ( ( ( ~ ( empty @ SV3 ) )
        = $true )
      | ( ( function @ SV3 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[257]) ).

thf(309,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( empty @ SV4 ) )
        = $true )
      | ( ( relation @ SV4 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[258]) ).

thf(310,plain,
    ! [SV5: $i] :
      ( ( ( ~ ( epsilon_connected @ SV5 )
          | ~ ( epsilon_transitive @ SV5 ) )
        = $true )
      | ( ( ordinal @ SV5 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[259]) ).

thf(311,plain,
    ! [SV31: $i,SV6: $i] :
      ( ( ( set_union2 @ SV6 @ SV31 )
        = ( set_union2 @ SV31 @ SV6 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[260]) ).

thf(312,plain,
    ! [SV32: $i,SV7: $i] :
      ( ( ~ ( ordinal @ SV7 )
        | ~ ( ordinal @ SV32 )
        | ( ordinal_subset @ SV7 @ SV32 )
        | ( ordinal_subset @ SV32 @ SV7 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[261]) ).

thf(313,plain,
    ! [SV10: $i] :
      ( ( empty @ ( succ @ SV10 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[264]) ).

thf(314,plain,
    ! [SV33: $i,SV11: $i] :
      ( ( ~ ( relation @ SV11 )
        | ~ ( relation @ SV33 )
        | ( relation @ ( set_union2 @ SV11 @ SV33 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[265]) ).

thf(315,plain,
    ! [SV12: $i] :
      ( ( ( empty @ SV12 )
        = $true )
      | ( ( ! [SY84: $i] :
              ~ ( empty @ ( set_union2 @ SV12 @ SY84 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[266]) ).

thf(316,plain,
    ! [SV13: $i] :
      ( ( ( empty @ SV13 )
        = $true )
      | ( ( ! [SY85: $i] :
              ~ ( empty @ ( set_union2 @ SY85 @ SV13 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[267]) ).

thf(317,plain,
    ! [SV15: $i] :
      ( ( proper_subset @ SV15 @ SV15 )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[269]) ).

thf(318,plain,
    ! [SV16: $i] :
      ( ( ( ~ ( ordinal @ SV16 )
          | ! [B: $i] :
              ~ ( ordinal @ B ) )
        = $true )
      | ( ( ordinal_subset @ SV16 @ SV16 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[271]) ).

thf(319,plain,
    ! [SV34: $i,SV20: $i] :
      ( ( ~ ( in @ SV20 @ SV34 )
        | ( element @ SV20 @ SV34 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[275]) ).

thf(320,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV21 ) )
        = $true )
      | ( ( ! [SY88: $i] :
              ( ~ ( ordinal @ SY88 )
              | ~ ( proper_subset @ SV21 @ SY88 )
              | ( in @ SV21 @ SY88 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[276]) ).

thf(321,plain,
    ! [SV35: $i,SV22: $i] :
      ( ( ~ ( element @ SV22 @ SV35 )
        | ( empty @ SV35 )
        | ( in @ SV22 @ SV35 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[277]) ).

thf(322,plain,
    ! [SV23: $i,SV36: $i] :
      ( ( ! [SY98: $i] :
            ( ~ ( element @ SV36 @ ( powerset @ SY98 ) )
            | ~ ( in @ SV23 @ SV36 )
            | ( element @ SV23 @ SY98 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[278]) ).

thf(323,plain,
    ! [SV24: $i,SV37: $i] :
      ( ( ! [SY99: $i] :
            ( ~ ( element @ SV37 @ ( powerset @ SY99 ) )
            | ~ ( in @ SV24 @ SV37 )
            | ~ ( empty @ SY99 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[279]) ).

thf(324,plain,
    ! [SV25: $i] :
      ( ( ( ~ ( empty @ SV25 ) )
        = $true )
      | ( ( SV25 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[280]) ).

thf(325,plain,
    ! [SV26: $i,SV38: $i] :
      ( ( ~ ( empty @ SV38 )
        | ~ ( in @ SV26 @ SV38 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[281]) ).

thf(326,plain,
    ! [SV39: $i,SV27: $i] :
      ( ( ( SV27 = SV39 )
        | ~ ( empty @ SV27 )
        | ~ ( empty @ SV39 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[282]) ).

thf(327,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ~ ( relation @ SX0 )
                  | ~ ( function @ SX0 )
                  | ( function @ SX0 ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ~ ( relation @ SX0 )
                  | ~ ( function @ SX0 )
                  | ( relation @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[283]) ).

thf(328,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( one_to_one @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[283]) ).

thf(329,plain,
    ( ( ~ ~ ( ~ ( empty @ empty_set )
            | ~ ( relation @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[284]) ).

thf(330,plain,
    ( ( ~ ( relation_empty_yielding @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[284]) ).

thf(331,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[285]) ).

thf(332,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[285]) ).

thf(333,plain,
    ( ( ~ ~ ( ~ ( function @ sK7_A )
            | ~ ( relation @ sK7_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[286]) ).

thf(334,plain,
    ( ( ~ ( one_to_one @ sK7_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[286]) ).

thf(335,plain,
    ( ( ~ ( function @ sK15_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[287]) ).

thf(336,plain,
    ( ( ~ ( relation @ sK15_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[287]) ).

thf(337,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ordinal @ SX1 )
            | ~ ( ordinal_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[288]) ).

thf(338,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ordinal @ SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( ordinal_subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[288]) ).

thf(339,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ! [SX0: $i] :
                        ( ~ ( ordinal @ SX0 )
                        | ~ ( empty @ ( succ @ SX0 ) ) )
                  | ~ ! [SX0: $i] :
                        ( ~ ( ordinal @ SX0 )
                        | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ( epsilon_connected @ ( succ @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[289]) ).

thf(340,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( ordinal @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[289]) ).

thf(341,plain,
    ( ( ~ ~ ( ~ ( epsilon_connected @ sK14_A )
            | ~ ( epsilon_transitive @ sK14_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[290]) ).

thf(342,plain,
    ( ( ~ ( ordinal @ sK14_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[290]) ).

thf(343,plain,
    ( ( ~ ~ ( ~ ( empty @ sK11_A )
            | ~ ( relation @ sK11_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[291]) ).

thf(344,plain,
    ( ( ~ ( function @ sK11_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[291]) ).

thf(345,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ( epsilon_connected @ SX0 ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ( epsilon_transitive @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[292]) ).

thf(346,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( ordinal @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[292]) ).

thf(347,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                                    | ~ ( relation @ sK10_A ) )
                              | ~ ( one_to_one @ sK10_A ) )
                        | ~ ( empty @ sK10_A ) )
                  | ~ ( epsilon_transitive @ sK10_A ) )
            | ~ ( epsilon_connected @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[293]) ).

thf(348,plain,
    ( ( ~ ( ordinal @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[293]) ).

thf(349,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ~ ( ordinal @ ( sK3_B @ SX0 ) )
                | ~ ~ ( ~ ( in @ ( sK3_B @ SX0 ) @ SX0 )
                      | ~ ~ ( in @ ( succ @ ( sK3_B @ SX0 ) ) @ SX0 ) ) )
            | ( being_limit_ordinal @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[294]) ).

thf(350,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( being_limit_ordinal @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( ordinal @ SX1 )
                | ~ ( in @ SX1 @ SX0 )
                | ( in @ ( succ @ SX1 ) @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[294]) ).

thf(351,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_connected @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[295]) ).

thf(352,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_transitive @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[295]) ).

thf(353,plain,
    ! [SV28: $i] :
      ( ( ( ~ ( ordinal @ SV28 ) )
        = $true )
      | ( ( ~ ( ~ ! [SY96: $i] :
                    ( ~ ( ordinal @ SY96 )
                    | ~ ( in @ SV28 @ SY96 )
                    | ( ordinal_subset @ ( succ @ SV28 ) @ SY96 ) )
              | ~ ! [SY97: $i] :
                    ( ~ ( ordinal @ SY97 )
                    | ~ ( ordinal_subset @ ( succ @ SV28 ) @ SY97 )
                    | ( in @ SV28 @ SY97 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[296]) ).

thf(354,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 = SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( proper_subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[297]) ).

thf(355,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                  ( ~ ( proper_subset @ SX0 @ SX1 )
                  | ( SX0 != SX1 ) )
            | ~ ! [SX0: $i,SX1: $i] :
                  ( ~ ( proper_subset @ SX0 @ SX1 )
                  | ( subset @ SX0 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[297]) ).

thf(356,plain,
    ( ( ~ ( relation @ sK5_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[298]) ).

thf(357,plain,
    ( ( ~ ( relation_empty_yielding @ sK5_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[298]) ).

thf(358,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                          | ~ ( relation_empty_yielding @ empty_set ) )
                                    | ~ ( function @ empty_set ) )
                              | ~ ( one_to_one @ empty_set ) )
                        | ~ ( empty @ empty_set ) )
                  | ~ ( epsilon_transitive @ empty_set ) )
            | ~ ( epsilon_connected @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[299]) ).

thf(359,plain,
    ( ( ~ ( ordinal @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[299]) ).

thf(360,plain,
    ( ( ~ ~ ( empty @ sK9_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[300]) ).

thf(361,plain,
    ( ( ~ ( relation @ sK9_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[300]) ).

thf(362,plain,
    ( ( ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[301]) ).

thf(363,plain,
    ( ( ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[301]) ).

thf(364,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK6_A )
                  | ~ ( epsilon_transitive @ sK6_A ) )
            | ~ ( epsilon_connected @ sK6_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[302]) ).

thf(365,plain,
    ( ( ~ ( ordinal @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[302]) ).

thf(366,plain,
    ( ( ~ ~ ( ~ ( relation @ sK4_A )
            | ~ ( relation_empty_yielding @ sK4_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[303]) ).

thf(367,plain,
    ( ( ~ ( function @ sK4_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[303]) ).

thf(368,plain,
    ( ( ~ ~ ( being_limit_ordinal @ sK1_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[304]) ).

thf(369,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( sK1_A
             != ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[304]) ).

thf(370,plain,
    ( ( ~ ( empty @ sK13_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[305]) ).

thf(371,plain,
    ( ( ~ ( relation @ sK13_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[305]) ).

thf(372,plain,
    ! [SV29: $i,SV1: $i] :
      ( ( ( ~ ( in @ SV1 @ SV29 ) )
        = $true )
      | ( ( ~ ( in @ SV29 @ SV1 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[306]) ).

thf(373,plain,
    ! [SV30: $i,SV2: $i] :
      ( ( ( ~ ( proper_subset @ SV2 @ SV30 ) )
        = $true )
      | ( ( ~ ( proper_subset @ SV30 @ SV2 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[307]) ).

thf(374,plain,
    ! [SV3: $i] :
      ( ( ( empty @ SV3 )
        = $false )
      | ( ( function @ SV3 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[308]) ).

thf(375,plain,
    ! [SV4: $i] :
      ( ( ( empty @ SV4 )
        = $false )
      | ( ( relation @ SV4 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[309]) ).

thf(376,plain,
    ! [SV5: $i] :
      ( ( ( ~ ( epsilon_connected @ SV5 ) )
        = $true )
      | ( ( ~ ( epsilon_transitive @ SV5 ) )
        = $true )
      | ( ( ordinal @ SV5 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[310]) ).

thf(377,plain,
    ! [SV32: $i,SV7: $i] :
      ( ( ( ~ ( ordinal @ SV7 )
          | ~ ( ordinal @ SV32 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV7 @ SV32 )
          | ( ordinal_subset @ SV32 @ SV7 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[312]) ).

thf(378,plain,
    ! [SV33: $i,SV11: $i] :
      ( ( ( ~ ( relation @ SV11 )
          | ~ ( relation @ SV33 ) )
        = $true )
      | ( ( relation @ ( set_union2 @ SV11 @ SV33 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[314]) ).

thf(379,plain,
    ! [SV40: $i,SV12: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV12 @ SV40 ) ) )
        = $true )
      | ( ( empty @ SV12 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[315]) ).

thf(380,plain,
    ! [SV13: $i,SV41: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV41 @ SV13 ) ) )
        = $true )
      | ( ( empty @ SV13 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[316]) ).

thf(381,plain,
    ! [SV16: $i] :
      ( ( ( ~ ( ordinal @ SV16 ) )
        = $true )
      | ( ( ! [B: $i] :
              ~ ( ordinal @ B ) )
        = $true )
      | ( ( ordinal_subset @ SV16 @ SV16 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[318]) ).

thf(382,plain,
    ! [SV34: $i,SV20: $i] :
      ( ( ( ~ ( in @ SV20 @ SV34 ) )
        = $true )
      | ( ( element @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[319]) ).

thf(383,plain,
    ! [SV21: $i] :
      ( ( ( epsilon_transitive @ SV21 )
        = $false )
      | ( ( ! [SY88: $i] :
              ( ~ ( ordinal @ SY88 )
              | ~ ( proper_subset @ SV21 @ SY88 )
              | ( in @ SV21 @ SY88 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[320]) ).

thf(384,plain,
    ! [SV35: $i,SV22: $i] :
      ( ( ( ~ ( element @ SV22 @ SV35 ) )
        = $true )
      | ( ( ( empty @ SV35 )
          | ( in @ SV22 @ SV35 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[321]) ).

thf(385,plain,
    ! [SV23: $i,SV42: $i,SV36: $i] :
      ( ( ~ ( element @ SV36 @ ( powerset @ SV42 ) )
        | ~ ( in @ SV23 @ SV36 )
        | ( element @ SV23 @ SV42 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[322]) ).

thf(386,plain,
    ! [SV24: $i,SV43: $i,SV37: $i] :
      ( ( ~ ( element @ SV37 @ ( powerset @ SV43 ) )
        | ~ ( in @ SV24 @ SV37 )
        | ~ ( empty @ SV43 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[323]) ).

thf(387,plain,
    ! [SV25: $i] :
      ( ( ( empty @ SV25 )
        = $false )
      | ( ( SV25 = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[324]) ).

thf(388,plain,
    ! [SV26: $i,SV38: $i] :
      ( ( ( ~ ( empty @ SV38 ) )
        = $true )
      | ( ( ~ ( in @ SV26 @ SV38 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[325]) ).

thf(389,plain,
    ! [SV39: $i,SV27: $i] :
      ( ( ( ( SV27 = SV39 )
          | ~ ( empty @ SV27 ) )
        = $true )
      | ( ( ~ ( empty @ SV39 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[326]) ).

thf(390,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 )
                | ~ ( function @ SX0 )
                | ( function @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 )
                | ~ ( function @ SX0 )
                | ( relation @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[327]) ).

thf(391,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ~ ( relation @ SX0 )
          | ~ ( function @ SX0 )
          | ( one_to_one @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[328]) ).

thf(392,plain,
    ( ( ~ ( ~ ( empty @ empty_set )
          | ~ ( relation @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[329]) ).

thf(393,plain,
    ( ( relation_empty_yielding @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[330]) ).

thf(394,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[331]) ).

thf(395,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[332]) ).

thf(396,plain,
    ( ( ~ ( ~ ( function @ sK7_A )
          | ~ ( relation @ sK7_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[333]) ).

thf(397,plain,
    ( ( one_to_one @ sK7_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[334]) ).

thf(398,plain,
    ( ( function @ sK15_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[335]) ).

thf(399,plain,
    ( ( relation @ sK15_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[336]) ).

thf(400,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ordinal @ SX1 )
          | ~ ( ordinal_subset @ SX0 @ SX1 )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[337]) ).

thf(401,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ordinal @ SX1 )
          | ~ ( subset @ SX0 @ SX1 )
          | ( ordinal_subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[338]) ).

thf(402,plain,
    ( ( ~ ( ~ ~ ( ~ ! [SX0: $i] :
                      ( ~ ( ordinal @ SX0 )
                      | ~ ( empty @ ( succ @ SX0 ) ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( ordinal @ SX0 )
                      | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( epsilon_connected @ ( succ @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[339]) ).

thf(403,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( ordinal @ ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[340]) ).

thf(404,plain,
    ( ( ~ ( ~ ( epsilon_connected @ sK14_A )
          | ~ ( epsilon_transitive @ sK14_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[341]) ).

thf(405,plain,
    ( ( ordinal @ sK14_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[342]) ).

thf(406,plain,
    ( ( ~ ( ~ ( empty @ sK11_A )
          | ~ ( relation @ sK11_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[343]) ).

thf(407,plain,
    ( ( function @ sK11_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[344]) ).

thf(408,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ( epsilon_connected @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ( epsilon_transitive @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[345]) ).

thf(409,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ( ordinal @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[346]) ).

thf(410,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                                  | ~ ( relation @ sK10_A ) )
                            | ~ ( one_to_one @ sK10_A ) )
                      | ~ ( empty @ sK10_A ) )
                | ~ ( epsilon_transitive @ sK10_A ) )
          | ~ ( epsilon_connected @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[347]) ).

thf(411,plain,
    ( ( ordinal @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[348]) ).

thf(412,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ~ ( ordinal @ ( sK3_B @ SX0 ) )
              | ~ ~ ( ~ ( in @ ( sK3_B @ SX0 ) @ SX0 )
                    | ~ ~ ( in @ ( succ @ ( sK3_B @ SX0 ) ) @ SX0 ) ) )
          | ( being_limit_ordinal @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[349]) ).

thf(413,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( being_limit_ordinal @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ordinal @ SX1 )
              | ~ ( in @ SX1 @ SX0 )
              | ( in @ ( succ @ SX1 ) @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[350]) ).

thf(414,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( epsilon_connected @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[351]) ).

thf(415,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( epsilon_transitive @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[352]) ).

thf(416,plain,
    ! [SV28: $i] :
      ( ( ( ordinal @ SV28 )
        = $false )
      | ( ( ~ ( ~ ! [SY96: $i] :
                    ( ~ ( ordinal @ SY96 )
                    | ~ ( in @ SV28 @ SY96 )
                    | ( ordinal_subset @ ( succ @ SV28 ) @ SY96 ) )
              | ~ ! [SY97: $i] :
                    ( ~ ( ordinal @ SY97 )
                    | ~ ( ordinal_subset @ ( succ @ SV28 ) @ SY97 )
                    | ( in @ SV28 @ SY97 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[353]) ).

thf(417,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX0 = SX1 )
          | ~ ( subset @ SX0 @ SX1 )
          | ( proper_subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[354]) ).

thf(418,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( proper_subset @ SX0 @ SX1 )
                | ( SX0 != SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( proper_subset @ SX0 @ SX1 )
                | ( subset @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[355]) ).

thf(419,plain,
    ( ( relation @ sK5_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[356]) ).

thf(420,plain,
    ( ( relation_empty_yielding @ sK5_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[357]) ).

thf(421,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                        | ~ ( relation_empty_yielding @ empty_set ) )
                                  | ~ ( function @ empty_set ) )
                            | ~ ( one_to_one @ empty_set ) )
                      | ~ ( empty @ empty_set ) )
                | ~ ( epsilon_transitive @ empty_set ) )
          | ~ ( epsilon_connected @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[358]) ).

thf(422,plain,
    ( ( ordinal @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[359]) ).

thf(423,plain,
    ( ( ~ ( empty @ sK9_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[360]) ).

thf(424,plain,
    ( ( relation @ sK9_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[361]) ).

thf(425,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[362]) ).

thf(426,plain,
    ( ( relation @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[363]) ).

thf(427,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( empty @ sK6_A )
                | ~ ( epsilon_transitive @ sK6_A ) )
          | ~ ( epsilon_connected @ sK6_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[364]) ).

thf(428,plain,
    ( ( ordinal @ sK6_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[365]) ).

thf(429,plain,
    ( ( ~ ( ~ ( relation @ sK4_A )
          | ~ ( relation_empty_yielding @ sK4_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[366]) ).

thf(430,plain,
    ( ( function @ sK4_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[367]) ).

thf(431,plain,
    ( ( ~ ( being_limit_ordinal @ sK1_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[368]) ).

thf(432,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( sK1_A
           != ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[369]) ).

thf(433,plain,
    ( ( empty @ sK13_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[370]) ).

thf(434,plain,
    ( ( relation @ sK13_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[371]) ).

thf(435,plain,
    ! [SV29: $i,SV1: $i] :
      ( ( ( in @ SV1 @ SV29 )
        = $false )
      | ( ( ~ ( in @ SV29 @ SV1 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[372]) ).

thf(436,plain,
    ! [SV30: $i,SV2: $i] :
      ( ( ( proper_subset @ SV2 @ SV30 )
        = $false )
      | ( ( ~ ( proper_subset @ SV30 @ SV2 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[373]) ).

thf(437,plain,
    ! [SV5: $i] :
      ( ( ( epsilon_connected @ SV5 )
        = $false )
      | ( ( ~ ( epsilon_transitive @ SV5 ) )
        = $true )
      | ( ( ordinal @ SV5 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[376]) ).

thf(438,plain,
    ! [SV32: $i,SV7: $i] :
      ( ( ( ~ ( ordinal @ SV7 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV32 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV7 @ SV32 )
          | ( ordinal_subset @ SV32 @ SV7 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[377]) ).

thf(439,plain,
    ! [SV33: $i,SV11: $i] :
      ( ( ( ~ ( relation @ SV11 ) )
        = $true )
      | ( ( ~ ( relation @ SV33 ) )
        = $true )
      | ( ( relation @ ( set_union2 @ SV11 @ SV33 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[378]) ).

thf(440,plain,
    ! [SV40: $i,SV12: $i] :
      ( ( ( empty @ ( set_union2 @ SV12 @ SV40 ) )
        = $false )
      | ( ( empty @ SV12 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[379]) ).

thf(441,plain,
    ! [SV13: $i,SV41: $i] :
      ( ( ( empty @ ( set_union2 @ SV41 @ SV13 ) )
        = $false )
      | ( ( empty @ SV13 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[380]) ).

thf(442,plain,
    ! [SV16: $i] :
      ( ( ( ordinal @ SV16 )
        = $false )
      | ( ( ! [B: $i] :
              ~ ( ordinal @ B ) )
        = $true )
      | ( ( ordinal_subset @ SV16 @ SV16 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[381]) ).

thf(443,plain,
    ! [SV34: $i,SV20: $i] :
      ( ( ( in @ SV20 @ SV34 )
        = $false )
      | ( ( element @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[382]) ).

thf(444,plain,
    ! [SV21: $i,SV44: $i] :
      ( ( ( ~ ( ordinal @ SV44 )
          | ~ ( proper_subset @ SV21 @ SV44 )
          | ( in @ SV21 @ SV44 ) )
        = $true )
      | ( ( epsilon_transitive @ SV21 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[383]) ).

thf(445,plain,
    ! [SV35: $i,SV22: $i] :
      ( ( ( element @ SV22 @ SV35 )
        = $false )
      | ( ( ( empty @ SV35 )
          | ( in @ SV22 @ SV35 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[384]) ).

thf(446,plain,
    ! [SV23: $i,SV42: $i,SV36: $i] :
      ( ( ( ~ ( element @ SV36 @ ( powerset @ SV42 ) )
          | ~ ( in @ SV23 @ SV36 ) )
        = $true )
      | ( ( element @ SV23 @ SV42 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[385]) ).

thf(447,plain,
    ! [SV24: $i,SV43: $i,SV37: $i] :
      ( ( ( ~ ( element @ SV37 @ ( powerset @ SV43 ) )
          | ~ ( in @ SV24 @ SV37 ) )
        = $true )
      | ( ( ~ ( empty @ SV43 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[386]) ).

thf(448,plain,
    ! [SV26: $i,SV38: $i] :
      ( ( ( empty @ SV38 )
        = $false )
      | ( ( ~ ( in @ SV26 @ SV38 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[388]) ).

thf(449,plain,
    ! [SV39: $i,SV27: $i] :
      ( ( ( SV27 = SV39 )
        = $true )
      | ( ( ~ ( empty @ SV27 ) )
        = $true )
      | ( ( ~ ( empty @ SV39 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[389]) ).

thf(450,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( function @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( relation @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[390]) ).

thf(451,plain,
    ! [SV45: $i] :
      ( ( ~ ( empty @ SV45 )
        | ~ ( relation @ SV45 )
        | ~ ( function @ SV45 )
        | ( one_to_one @ SV45 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[391]) ).

thf(452,plain,
    ( ( ~ ( empty @ empty_set )
      | ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[392]) ).

thf(453,plain,
    ! [SV46: $i] :
      ( ( ! [SY100: $i] :
            ( ~ ( element @ SV46 @ ( powerset @ SY100 ) )
            | ( subset @ SV46 @ SY100 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[394]) ).

thf(454,plain,
    ! [SV47: $i] :
      ( ( ! [SY101: $i] :
            ( ~ ( subset @ SV47 @ SY101 )
            | ( element @ SV47 @ ( powerset @ SY101 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[395]) ).

thf(455,plain,
    ( ( ~ ( function @ sK7_A )
      | ~ ( relation @ sK7_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[396]) ).

thf(456,plain,
    ! [SV48: $i] :
      ( ( ! [SY102: $i] :
            ( ~ ( ordinal @ SV48 )
            | ~ ( ordinal @ SY102 )
            | ~ ( ordinal_subset @ SV48 @ SY102 )
            | ( subset @ SV48 @ SY102 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[400]) ).

thf(457,plain,
    ! [SV49: $i] :
      ( ( ! [SY103: $i] :
            ( ~ ( ordinal @ SV49 )
            | ~ ( ordinal @ SY103 )
            | ~ ( subset @ SV49 @ SY103 )
            | ( ordinal_subset @ SV49 @ SY103 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[401]) ).

thf(458,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ~ ( empty @ ( succ @ SX0 ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[402]) ).

thf(459,plain,
    ! [SV50: $i] :
      ( ( ~ ( ordinal @ SV50 )
        | ( ordinal @ ( succ @ SV50 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[403]) ).

thf(460,plain,
    ( ( ~ ( epsilon_connected @ sK14_A )
      | ~ ( epsilon_transitive @ sK14_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[404]) ).

thf(461,plain,
    ( ( ~ ( empty @ sK11_A )
      | ~ ( relation @ sK11_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[406]) ).

thf(462,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( epsilon_connected @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( epsilon_transitive @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[408]) ).

thf(463,plain,
    ! [SV51: $i] :
      ( ( ~ ( empty @ SV51 )
        | ( ordinal @ SV51 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[409]) ).

thf(464,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                              | ~ ( relation @ sK10_A ) )
                        | ~ ( one_to_one @ sK10_A ) )
                  | ~ ( empty @ sK10_A ) )
            | ~ ( epsilon_transitive @ sK10_A ) )
      | ~ ( epsilon_connected @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[410]) ).

thf(465,plain,
    ! [SV52: $i] :
      ( ( ~ ( ordinal @ SV52 )
        | ~ ( ~ ( ordinal @ ( sK3_B @ SV52 ) )
            | ~ ~ ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 )
                  | ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) ) )
        | ( being_limit_ordinal @ SV52 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[412]) ).

thf(466,plain,
    ! [SV53: $i] :
      ( ( ~ ( ordinal @ SV53 )
        | ~ ( being_limit_ordinal @ SV53 )
        | ! [SY104: $i] :
            ( ~ ( ordinal @ SY104 )
            | ~ ( in @ SY104 @ SV53 )
            | ( in @ ( succ @ SY104 ) @ SV53 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[413]) ).

thf(467,plain,
    ! [SV54: $i] :
      ( ( ~ ( ordinal @ SV54 )
        | ( epsilon_connected @ SV54 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[414]) ).

thf(468,plain,
    ! [SV55: $i] :
      ( ( ~ ( ordinal @ SV55 )
        | ( epsilon_transitive @ SV55 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[415]) ).

thf(469,plain,
    ! [SV28: $i] :
      ( ( ( ~ ! [SY96: $i] :
                ( ~ ( ordinal @ SY96 )
                | ~ ( in @ SV28 @ SY96 )
                | ( ordinal_subset @ ( succ @ SV28 ) @ SY96 ) )
          | ~ ! [SY97: $i] :
                ( ~ ( ordinal @ SY97 )
                | ~ ( ordinal_subset @ ( succ @ SV28 ) @ SY97 )
                | ( in @ SV28 @ SY97 ) ) )
        = $false )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[416]) ).

thf(470,plain,
    ! [SV56: $i] :
      ( ( ! [SY105: $i] :
            ( ( SV56 = SY105 )
            | ~ ( subset @ SV56 @ SY105 )
            | ( proper_subset @ SV56 @ SY105 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[417]) ).

thf(471,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( SX0 != SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[418]) ).

thf(472,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                    | ~ ( relation_empty_yielding @ empty_set ) )
                              | ~ ( function @ empty_set ) )
                        | ~ ( one_to_one @ empty_set ) )
                  | ~ ( empty @ empty_set ) )
            | ~ ( epsilon_transitive @ empty_set ) )
      | ~ ( epsilon_connected @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[421]) ).

thf(473,plain,
    ( ( empty @ sK9_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[423]) ).

thf(474,plain,
    ( ( ~ ~ ( ~ ~ ( empty @ sK6_A )
            | ~ ( epsilon_transitive @ sK6_A ) )
      | ~ ( epsilon_connected @ sK6_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[427]) ).

thf(475,plain,
    ( ( ~ ( relation @ sK4_A )
      | ~ ( relation_empty_yielding @ sK4_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[429]) ).

thf(476,plain,
    ( ( being_limit_ordinal @ sK1_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[431]) ).

thf(477,plain,
    ! [SV57: $i] :
      ( ( ~ ( ordinal @ SV57 )
        | ( sK1_A
         != ( succ @ SV57 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[432]) ).

thf(478,plain,
    ! [SV1: $i,SV29: $i] :
      ( ( ( in @ SV29 @ SV1 )
        = $false )
      | ( ( in @ SV1 @ SV29 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[435]) ).

thf(479,plain,
    ! [SV2: $i,SV30: $i] :
      ( ( ( proper_subset @ SV30 @ SV2 )
        = $false )
      | ( ( proper_subset @ SV2 @ SV30 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[436]) ).

thf(480,plain,
    ! [SV5: $i] :
      ( ( ( epsilon_transitive @ SV5 )
        = $false )
      | ( ( epsilon_connected @ SV5 )
        = $false )
      | ( ( ordinal @ SV5 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[437]) ).

thf(481,plain,
    ! [SV32: $i,SV7: $i] :
      ( ( ( ordinal @ SV7 )
        = $false )
      | ( ( ~ ( ordinal @ SV32 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV7 @ SV32 )
          | ( ordinal_subset @ SV32 @ SV7 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[438]) ).

thf(482,plain,
    ! [SV33: $i,SV11: $i] :
      ( ( ( relation @ SV11 )
        = $false )
      | ( ( ~ ( relation @ SV33 ) )
        = $true )
      | ( ( relation @ ( set_union2 @ SV11 @ SV33 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[439]) ).

thf(483,plain,
    ! [SV16: $i,SV58: $i] :
      ( ( ( ~ ( ordinal @ SV58 ) )
        = $true )
      | ( ( ordinal @ SV16 )
        = $false )
      | ( ( ordinal_subset @ SV16 @ SV16 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[442]) ).

thf(484,plain,
    ! [SV21: $i,SV44: $i] :
      ( ( ( ~ ( ordinal @ SV44 ) )
        = $true )
      | ( ( ~ ( proper_subset @ SV21 @ SV44 )
          | ( in @ SV21 @ SV44 ) )
        = $true )
      | ( ( epsilon_transitive @ SV21 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[444]) ).

thf(485,plain,
    ! [SV22: $i,SV35: $i] :
      ( ( ( empty @ SV35 )
        = $true )
      | ( ( in @ SV22 @ SV35 )
        = $true )
      | ( ( element @ SV22 @ SV35 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[445]) ).

thf(486,plain,
    ! [SV23: $i,SV42: $i,SV36: $i] :
      ( ( ( ~ ( element @ SV36 @ ( powerset @ SV42 ) ) )
        = $true )
      | ( ( ~ ( in @ SV23 @ SV36 ) )
        = $true )
      | ( ( element @ SV23 @ SV42 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[446]) ).

thf(487,plain,
    ! [SV24: $i,SV43: $i,SV37: $i] :
      ( ( ( ~ ( element @ SV37 @ ( powerset @ SV43 ) ) )
        = $true )
      | ( ( ~ ( in @ SV24 @ SV37 ) )
        = $true )
      | ( ( ~ ( empty @ SV43 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[447]) ).

thf(488,plain,
    ! [SV38: $i,SV26: $i] :
      ( ( ( in @ SV26 @ SV38 )
        = $false )
      | ( ( empty @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[448]) ).

thf(489,plain,
    ! [SV39: $i,SV27: $i] :
      ( ( ( empty @ SV27 )
        = $false )
      | ( ( SV27 = SV39 )
        = $true )
      | ( ( ~ ( empty @ SV39 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[449]) ).

thf(490,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( function @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[450]) ).

thf(491,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( relation @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[450]) ).

thf(492,plain,
    ! [SV45: $i] :
      ( ( ( ~ ( empty @ SV45 )
          | ~ ( relation @ SV45 )
          | ~ ( function @ SV45 ) )
        = $true )
      | ( ( one_to_one @ SV45 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[451]) ).

thf(493,plain,
    ( ( ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[452]) ).

thf(494,plain,
    ( ( ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[452]) ).

thf(495,plain,
    ! [SV59: $i,SV46: $i] :
      ( ( ~ ( element @ SV46 @ ( powerset @ SV59 ) )
        | ( subset @ SV46 @ SV59 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[453]) ).

thf(496,plain,
    ! [SV60: $i,SV47: $i] :
      ( ( ~ ( subset @ SV47 @ SV60 )
        | ( element @ SV47 @ ( powerset @ SV60 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[454]) ).

thf(497,plain,
    ( ( ~ ( function @ sK7_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[455]) ).

thf(498,plain,
    ( ( ~ ( relation @ sK7_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[455]) ).

thf(499,plain,
    ! [SV61: $i,SV48: $i] :
      ( ( ~ ( ordinal @ SV48 )
        | ~ ( ordinal @ SV61 )
        | ~ ( ordinal_subset @ SV48 @ SV61 )
        | ( subset @ SV48 @ SV61 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[456]) ).

thf(500,plain,
    ! [SV62: $i,SV49: $i] :
      ( ( ~ ( ordinal @ SV49 )
        | ~ ( ordinal @ SV62 )
        | ~ ( subset @ SV49 @ SV62 )
        | ( ordinal_subset @ SV49 @ SV62 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[457]) ).

thf(501,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ~ ( empty @ ( succ @ SX0 ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ( epsilon_transitive @ ( succ @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[458]) ).

thf(502,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[458]) ).

thf(503,plain,
    ! [SV50: $i] :
      ( ( ( ~ ( ordinal @ SV50 ) )
        = $true )
      | ( ( ordinal @ ( succ @ SV50 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[459]) ).

thf(504,plain,
    ( ( ~ ( epsilon_connected @ sK14_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[460]) ).

thf(505,plain,
    ( ( ~ ( epsilon_transitive @ sK14_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[460]) ).

thf(506,plain,
    ( ( ~ ( empty @ sK11_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[461]) ).

thf(507,plain,
    ( ( ~ ( relation @ sK11_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[461]) ).

thf(508,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( epsilon_connected @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[462]) ).

thf(509,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( epsilon_transitive @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[462]) ).

thf(510,plain,
    ! [SV51: $i] :
      ( ( ( ~ ( empty @ SV51 ) )
        = $true )
      | ( ( ordinal @ SV51 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[463]) ).

thf(511,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                              | ~ ( relation @ sK10_A ) )
                        | ~ ( one_to_one @ sK10_A ) )
                  | ~ ( empty @ sK10_A ) )
            | ~ ( epsilon_transitive @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[464]) ).

thf(512,plain,
    ( ( ~ ( epsilon_connected @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[464]) ).

thf(513,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ordinal @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( ordinal @ ( sK3_B @ SV52 ) )
              | ~ ~ ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 )
                    | ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) ) )
          | ( being_limit_ordinal @ SV52 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[465]) ).

thf(514,plain,
    ! [SV53: $i] :
      ( ( ( ~ ( ordinal @ SV53 ) )
        = $true )
      | ( ( ~ ( being_limit_ordinal @ SV53 )
          | ! [SY104: $i] :
              ( ~ ( ordinal @ SY104 )
              | ~ ( in @ SY104 @ SV53 )
              | ( in @ ( succ @ SY104 ) @ SV53 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[466]) ).

thf(515,plain,
    ! [SV54: $i] :
      ( ( ( ~ ( ordinal @ SV54 ) )
        = $true )
      | ( ( epsilon_connected @ SV54 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[467]) ).

thf(516,plain,
    ! [SV55: $i] :
      ( ( ( ~ ( ordinal @ SV55 ) )
        = $true )
      | ( ( epsilon_transitive @ SV55 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[468]) ).

thf(517,plain,
    ! [SV28: $i] :
      ( ( ( ~ ! [SY96: $i] :
                ( ~ ( ordinal @ SY96 )
                | ~ ( in @ SV28 @ SY96 )
                | ( ordinal_subset @ ( succ @ SV28 ) @ SY96 ) ) )
        = $false )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[469]) ).

thf(518,plain,
    ! [SV28: $i] :
      ( ( ( ~ ! [SY97: $i] :
                ( ~ ( ordinal @ SY97 )
                | ~ ( ordinal_subset @ ( succ @ SV28 ) @ SY97 )
                | ( in @ SV28 @ SY97 ) ) )
        = $false )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[469]) ).

thf(519,plain,
    ! [SV63: $i,SV56: $i] :
      ( ( ( SV56 = SV63 )
        | ~ ( subset @ SV56 @ SV63 )
        | ( proper_subset @ SV56 @ SV63 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[470]) ).

thf(520,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( SX0 != SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[471]) ).

thf(521,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[471]) ).

thf(522,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                    | ~ ( relation_empty_yielding @ empty_set ) )
                              | ~ ( function @ empty_set ) )
                        | ~ ( one_to_one @ empty_set ) )
                  | ~ ( empty @ empty_set ) )
            | ~ ( epsilon_transitive @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[472]) ).

thf(523,plain,
    ( ( ~ ( epsilon_connected @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[472]) ).

thf(524,plain,
    ( ( ~ ~ ( ~ ~ ( empty @ sK6_A )
            | ~ ( epsilon_transitive @ sK6_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[474]) ).

thf(525,plain,
    ( ( ~ ( epsilon_connected @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[474]) ).

thf(526,plain,
    ( ( ~ ( relation @ sK4_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[475]) ).

thf(527,plain,
    ( ( ~ ( relation_empty_yielding @ sK4_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[475]) ).

thf(528,plain,
    ! [SV57: $i] :
      ( ( ( ~ ( ordinal @ SV57 ) )
        = $true )
      | ( ( ( sK1_A
           != ( succ @ SV57 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[477]) ).

thf(529,plain,
    ! [SV7: $i,SV32: $i] :
      ( ( ( ordinal @ SV32 )
        = $false )
      | ( ( ordinal @ SV7 )
        = $false )
      | ( ( ( ordinal_subset @ SV7 @ SV32 )
          | ( ordinal_subset @ SV32 @ SV7 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[481]) ).

thf(530,plain,
    ! [SV11: $i,SV33: $i] :
      ( ( ( relation @ SV33 )
        = $false )
      | ( ( relation @ SV11 )
        = $false )
      | ( ( relation @ ( set_union2 @ SV11 @ SV33 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[482]) ).

thf(531,plain,
    ! [SV16: $i,SV58: $i] :
      ( ( ( ordinal @ SV58 )
        = $false )
      | ( ( ordinal @ SV16 )
        = $false )
      | ( ( ordinal_subset @ SV16 @ SV16 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[483]) ).

thf(532,plain,
    ! [SV21: $i,SV44: $i] :
      ( ( ( ordinal @ SV44 )
        = $false )
      | ( ( ~ ( proper_subset @ SV21 @ SV44 )
          | ( in @ SV21 @ SV44 ) )
        = $true )
      | ( ( epsilon_transitive @ SV21 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[484]) ).

thf(533,plain,
    ! [SV23: $i,SV42: $i,SV36: $i] :
      ( ( ( element @ SV36 @ ( powerset @ SV42 ) )
        = $false )
      | ( ( ~ ( in @ SV23 @ SV36 ) )
        = $true )
      | ( ( element @ SV23 @ SV42 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[486]) ).

thf(534,plain,
    ! [SV24: $i,SV43: $i,SV37: $i] :
      ( ( ( element @ SV37 @ ( powerset @ SV43 ) )
        = $false )
      | ( ( ~ ( in @ SV24 @ SV37 ) )
        = $true )
      | ( ( ~ ( empty @ SV43 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[487]) ).

thf(535,plain,
    ! [SV27: $i,SV39: $i] :
      ( ( ( empty @ SV39 )
        = $false )
      | ( ( SV27 = SV39 )
        = $true )
      | ( ( empty @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[489]) ).

thf(536,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ~ ( relation @ SX0 )
          | ~ ( function @ SX0 )
          | ( function @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[490]) ).

thf(537,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ~ ( relation @ SX0 )
          | ~ ( function @ SX0 )
          | ( relation @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[491]) ).

thf(538,plain,
    ! [SV45: $i] :
      ( ( ( ~ ( empty @ SV45 )
          | ~ ( relation @ SV45 ) )
        = $true )
      | ( ( ~ ( function @ SV45 ) )
        = $true )
      | ( ( one_to_one @ SV45 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[492]) ).

thf(539,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[493]) ).

thf(540,plain,
    ( ( relation @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[494]) ).

thf(541,plain,
    ! [SV59: $i,SV46: $i] :
      ( ( ( ~ ( element @ SV46 @ ( powerset @ SV59 ) ) )
        = $true )
      | ( ( subset @ SV46 @ SV59 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[495]) ).

thf(542,plain,
    ! [SV60: $i,SV47: $i] :
      ( ( ( ~ ( subset @ SV47 @ SV60 ) )
        = $true )
      | ( ( element @ SV47 @ ( powerset @ SV60 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[496]) ).

thf(543,plain,
    ( ( function @ sK7_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[497]) ).

thf(544,plain,
    ( ( relation @ sK7_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[498]) ).

thf(545,plain,
    ! [SV61: $i,SV48: $i] :
      ( ( ( ~ ( ordinal @ SV48 )
          | ~ ( ordinal @ SV61 ) )
        = $true )
      | ( ( ~ ( ordinal_subset @ SV48 @ SV61 )
          | ( subset @ SV48 @ SV61 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[499]) ).

thf(546,plain,
    ! [SV62: $i,SV49: $i] :
      ( ( ( ~ ( ordinal @ SV49 )
          | ~ ( ordinal @ SV62 ) )
        = $true )
      | ( ( ~ ( subset @ SV49 @ SV62 )
          | ( ordinal_subset @ SV49 @ SV62 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[500]) ).

thf(547,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( empty @ ( succ @ SX0 ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( epsilon_transitive @ ( succ @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[501]) ).

thf(548,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[502]) ).

thf(549,plain,
    ! [SV50: $i] :
      ( ( ( ordinal @ SV50 )
        = $false )
      | ( ( ordinal @ ( succ @ SV50 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[503]) ).

thf(550,plain,
    ( ( epsilon_connected @ sK14_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[504]) ).

thf(551,plain,
    ( ( epsilon_transitive @ sK14_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[505]) ).

thf(552,plain,
    ( ( empty @ sK11_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[506]) ).

thf(553,plain,
    ( ( relation @ sK11_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[507]) ).

thf(554,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ( epsilon_connected @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[508]) ).

thf(555,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ( epsilon_transitive @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[509]) ).

thf(556,plain,
    ! [SV51: $i] :
      ( ( ( empty @ SV51 )
        = $false )
      | ( ( ordinal @ SV51 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[510]) ).

thf(557,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                            | ~ ( relation @ sK10_A ) )
                      | ~ ( one_to_one @ sK10_A ) )
                | ~ ( empty @ sK10_A ) )
          | ~ ( epsilon_transitive @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[511]) ).

thf(558,plain,
    ( ( epsilon_connected @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[512]) ).

thf(559,plain,
    ! [SV52: $i] :
      ( ( ( ordinal @ SV52 )
        = $false )
      | ( ( ~ ( ~ ( ordinal @ ( sK3_B @ SV52 ) )
              | ~ ~ ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 )
                    | ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) ) )
          | ( being_limit_ordinal @ SV52 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[513]) ).

thf(560,plain,
    ! [SV53: $i] :
      ( ( ( ordinal @ SV53 )
        = $false )
      | ( ( ~ ( being_limit_ordinal @ SV53 )
          | ! [SY104: $i] :
              ( ~ ( ordinal @ SY104 )
              | ~ ( in @ SY104 @ SV53 )
              | ( in @ ( succ @ SY104 ) @ SV53 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[514]) ).

thf(561,plain,
    ! [SV54: $i] :
      ( ( ( ordinal @ SV54 )
        = $false )
      | ( ( epsilon_connected @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[515]) ).

thf(562,plain,
    ! [SV55: $i] :
      ( ( ( ordinal @ SV55 )
        = $false )
      | ( ( epsilon_transitive @ SV55 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[516]) ).

thf(563,plain,
    ! [SV28: $i] :
      ( ( ( ! [SY96: $i] :
              ( ~ ( ordinal @ SY96 )
              | ~ ( in @ SV28 @ SY96 )
              | ( ordinal_subset @ ( succ @ SV28 ) @ SY96 ) ) )
        = $true )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[517]) ).

thf(564,plain,
    ! [SV28: $i] :
      ( ( ( ! [SY97: $i] :
              ( ~ ( ordinal @ SY97 )
              | ~ ( ordinal_subset @ ( succ @ SV28 ) @ SY97 )
              | ( in @ SV28 @ SY97 ) ) )
        = $true )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[518]) ).

thf(565,plain,
    ! [SV63: $i,SV56: $i] :
      ( ( ( ( SV56 = SV63 )
          | ~ ( subset @ SV56 @ SV63 ) )
        = $true )
      | ( ( proper_subset @ SV56 @ SV63 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[519]) ).

thf(566,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( proper_subset @ SX0 @ SX1 )
          | ( SX0 != SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[520]) ).

thf(567,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( proper_subset @ SX0 @ SX1 )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[521]) ).

thf(568,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                  | ~ ( relation_empty_yielding @ empty_set ) )
                            | ~ ( function @ empty_set ) )
                      | ~ ( one_to_one @ empty_set ) )
                | ~ ( empty @ empty_set ) )
          | ~ ( epsilon_transitive @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[522]) ).

thf(569,plain,
    ( ( epsilon_connected @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[523]) ).

thf(570,plain,
    ( ( ~ ( ~ ~ ( empty @ sK6_A )
          | ~ ( epsilon_transitive @ sK6_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[524]) ).

thf(571,plain,
    ( ( epsilon_connected @ sK6_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[525]) ).

thf(572,plain,
    ( ( relation @ sK4_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[526]) ).

thf(573,plain,
    ( ( relation_empty_yielding @ sK4_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[527]) ).

thf(574,plain,
    ! [SV57: $i] :
      ( ( ( ordinal @ SV57 )
        = $false )
      | ( ( ( sK1_A
           != ( succ @ SV57 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[528]) ).

thf(575,plain,
    ! [SV32: $i,SV7: $i] :
      ( ( ( ordinal_subset @ SV7 @ SV32 )
        = $true )
      | ( ( ordinal_subset @ SV32 @ SV7 )
        = $true )
      | ( ( ordinal @ SV7 )
        = $false )
      | ( ( ordinal @ SV32 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[529]) ).

thf(576,plain,
    ! [SV44: $i,SV21: $i] :
      ( ( ( ~ ( proper_subset @ SV21 @ SV44 ) )
        = $true )
      | ( ( in @ SV21 @ SV44 )
        = $true )
      | ( ( ordinal @ SV44 )
        = $false )
      | ( ( epsilon_transitive @ SV21 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[532]) ).

thf(577,plain,
    ! [SV42: $i,SV36: $i,SV23: $i] :
      ( ( ( in @ SV23 @ SV36 )
        = $false )
      | ( ( element @ SV36 @ ( powerset @ SV42 ) )
        = $false )
      | ( ( element @ SV23 @ SV42 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[533]) ).

thf(578,plain,
    ! [SV43: $i,SV37: $i,SV24: $i] :
      ( ( ( in @ SV24 @ SV37 )
        = $false )
      | ( ( element @ SV37 @ ( powerset @ SV43 ) )
        = $false )
      | ( ( ~ ( empty @ SV43 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[534]) ).

thf(579,plain,
    ! [SV64: $i] :
      ( ( ~ ( empty @ SV64 )
        | ~ ( relation @ SV64 )
        | ~ ( function @ SV64 )
        | ( function @ SV64 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[536]) ).

thf(580,plain,
    ! [SV65: $i] :
      ( ( ~ ( empty @ SV65 )
        | ~ ( relation @ SV65 )
        | ~ ( function @ SV65 )
        | ( relation @ SV65 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[537]) ).

thf(581,plain,
    ! [SV45: $i] :
      ( ( ( ~ ( empty @ SV45 ) )
        = $true )
      | ( ( ~ ( relation @ SV45 ) )
        = $true )
      | ( ( ~ ( function @ SV45 ) )
        = $true )
      | ( ( one_to_one @ SV45 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[538]) ).

thf(582,plain,
    ! [SV59: $i,SV46: $i] :
      ( ( ( element @ SV46 @ ( powerset @ SV59 ) )
        = $false )
      | ( ( subset @ SV46 @ SV59 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[541]) ).

thf(583,plain,
    ! [SV60: $i,SV47: $i] :
      ( ( ( subset @ SV47 @ SV60 )
        = $false )
      | ( ( element @ SV47 @ ( powerset @ SV60 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[542]) ).

thf(584,plain,
    ! [SV61: $i,SV48: $i] :
      ( ( ( ~ ( ordinal @ SV48 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV61 ) )
        = $true )
      | ( ( ~ ( ordinal_subset @ SV48 @ SV61 )
          | ( subset @ SV48 @ SV61 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[545]) ).

thf(585,plain,
    ! [SV62: $i,SV49: $i] :
      ( ( ( ~ ( ordinal @ SV49 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV62 ) )
        = $true )
      | ( ( ~ ( subset @ SV49 @ SV62 )
          | ( ordinal_subset @ SV49 @ SV62 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[546]) ).

thf(586,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( empty @ ( succ @ SX0 ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[547]) ).

thf(587,plain,
    ! [SV66: $i] :
      ( ( ~ ( ordinal @ SV66 )
        | ( epsilon_connected @ ( succ @ SV66 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[548]) ).

thf(588,plain,
    ! [SV67: $i] :
      ( ( ~ ( empty @ SV67 )
        | ( epsilon_connected @ SV67 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[554]) ).

thf(589,plain,
    ! [SV68: $i] :
      ( ( ~ ( empty @ SV68 )
        | ( epsilon_transitive @ SV68 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[555]) ).

thf(590,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                        | ~ ( relation @ sK10_A ) )
                  | ~ ( one_to_one @ sK10_A ) )
            | ~ ( empty @ sK10_A ) )
      | ~ ( epsilon_transitive @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[557]) ).

thf(591,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ~ ( ordinal @ ( sK3_B @ SV52 ) )
              | ~ ~ ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 )
                    | ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) ) ) )
        = $true )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[559]) ).

thf(592,plain,
    ! [SV53: $i] :
      ( ( ( ~ ( being_limit_ordinal @ SV53 ) )
        = $true )
      | ( ( ! [SY104: $i] :
              ( ~ ( ordinal @ SY104 )
              | ~ ( in @ SY104 @ SV53 )
              | ( in @ ( succ @ SY104 ) @ SV53 ) ) )
        = $true )
      | ( ( ordinal @ SV53 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[560]) ).

thf(593,plain,
    ! [SV28: $i,SV69: $i] :
      ( ( ( ~ ( ordinal @ SV69 )
          | ~ ( in @ SV28 @ SV69 )
          | ( ordinal_subset @ ( succ @ SV28 ) @ SV69 ) )
        = $true )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[563]) ).

thf(594,plain,
    ! [SV28: $i,SV70: $i] :
      ( ( ( ~ ( ordinal @ SV70 )
          | ~ ( ordinal_subset @ ( succ @ SV28 ) @ SV70 )
          | ( in @ SV28 @ SV70 ) )
        = $true )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[564]) ).

thf(595,plain,
    ! [SV63: $i,SV56: $i] :
      ( ( ( SV56 = SV63 )
        = $true )
      | ( ( ~ ( subset @ SV56 @ SV63 ) )
        = $true )
      | ( ( proper_subset @ SV56 @ SV63 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[565]) ).

thf(596,plain,
    ! [SV71: $i] :
      ( ( ! [SY106: $i] :
            ( ~ ( proper_subset @ SV71 @ SY106 )
            | ( SV71 != SY106 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[566]) ).

thf(597,plain,
    ! [SV72: $i] :
      ( ( ! [SY107: $i] :
            ( ~ ( proper_subset @ SV72 @ SY107 )
            | ( subset @ SV72 @ SY107 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[567]) ).

thf(598,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                              | ~ ( relation_empty_yielding @ empty_set ) )
                        | ~ ( function @ empty_set ) )
                  | ~ ( one_to_one @ empty_set ) )
            | ~ ( empty @ empty_set ) )
      | ~ ( epsilon_transitive @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[568]) ).

thf(599,plain,
    ( ( ~ ~ ( empty @ sK6_A )
      | ~ ( epsilon_transitive @ sK6_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[570]) ).

thf(600,plain,
    ! [SV57: $i] :
      ( ( ( sK1_A
          = ( succ @ SV57 ) )
        = $false )
      | ( ( ordinal @ SV57 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[574]) ).

thf(601,plain,
    ! [SV44: $i,SV21: $i] :
      ( ( ( proper_subset @ SV21 @ SV44 )
        = $false )
      | ( ( in @ SV21 @ SV44 )
        = $true )
      | ( ( ordinal @ SV44 )
        = $false )
      | ( ( epsilon_transitive @ SV21 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[576]) ).

thf(602,plain,
    ! [SV24: $i,SV37: $i,SV43: $i] :
      ( ( ( empty @ SV43 )
        = $false )
      | ( ( element @ SV37 @ ( powerset @ SV43 ) )
        = $false )
      | ( ( in @ SV24 @ SV37 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[578]) ).

thf(603,plain,
    ! [SV64: $i] :
      ( ( ( ~ ( empty @ SV64 )
          | ~ ( relation @ SV64 )
          | ~ ( function @ SV64 ) )
        = $true )
      | ( ( function @ SV64 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[579]) ).

thf(604,plain,
    ! [SV65: $i] :
      ( ( ( ~ ( empty @ SV65 )
          | ~ ( relation @ SV65 )
          | ~ ( function @ SV65 ) )
        = $true )
      | ( ( relation @ SV65 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[580]) ).

thf(605,plain,
    ! [SV45: $i] :
      ( ( ( empty @ SV45 )
        = $false )
      | ( ( ~ ( relation @ SV45 ) )
        = $true )
      | ( ( ~ ( function @ SV45 ) )
        = $true )
      | ( ( one_to_one @ SV45 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[581]) ).

thf(606,plain,
    ! [SV61: $i,SV48: $i] :
      ( ( ( ordinal @ SV48 )
        = $false )
      | ( ( ~ ( ordinal @ SV61 ) )
        = $true )
      | ( ( ~ ( ordinal_subset @ SV48 @ SV61 )
          | ( subset @ SV48 @ SV61 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[584]) ).

thf(607,plain,
    ! [SV62: $i,SV49: $i] :
      ( ( ( ordinal @ SV49 )
        = $false )
      | ( ( ~ ( ordinal @ SV62 ) )
        = $true )
      | ( ( ~ ( subset @ SV49 @ SV62 )
          | ( ordinal_subset @ SV49 @ SV62 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[585]) ).

thf(608,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( empty @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[586]) ).

thf(609,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[586]) ).

thf(610,plain,
    ! [SV66: $i] :
      ( ( ( ~ ( ordinal @ SV66 ) )
        = $true )
      | ( ( epsilon_connected @ ( succ @ SV66 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[587]) ).

thf(611,plain,
    ! [SV67: $i] :
      ( ( ( ~ ( empty @ SV67 ) )
        = $true )
      | ( ( epsilon_connected @ SV67 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[588]) ).

thf(612,plain,
    ! [SV68: $i] :
      ( ( ( ~ ( empty @ SV68 ) )
        = $true )
      | ( ( epsilon_transitive @ SV68 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[589]) ).

thf(613,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                        | ~ ( relation @ sK10_A ) )
                  | ~ ( one_to_one @ sK10_A ) )
            | ~ ( empty @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[590]) ).

thf(614,plain,
    ( ( ~ ( epsilon_transitive @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[590]) ).

thf(615,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ordinal @ ( sK3_B @ SV52 ) )
          | ~ ~ ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 )
                | ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) ) )
        = $false )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[591]) ).

thf(616,plain,
    ! [SV53: $i] :
      ( ( ( being_limit_ordinal @ SV53 )
        = $false )
      | ( ( ! [SY104: $i] :
              ( ~ ( ordinal @ SY104 )
              | ~ ( in @ SY104 @ SV53 )
              | ( in @ ( succ @ SY104 ) @ SV53 ) ) )
        = $true )
      | ( ( ordinal @ SV53 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[592]) ).

thf(617,plain,
    ! [SV28: $i,SV69: $i] :
      ( ( ( ~ ( ordinal @ SV69 ) )
        = $true )
      | ( ( ~ ( in @ SV28 @ SV69 )
          | ( ordinal_subset @ ( succ @ SV28 ) @ SV69 ) )
        = $true )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[593]) ).

thf(618,plain,
    ! [SV28: $i,SV70: $i] :
      ( ( ( ~ ( ordinal @ SV70 ) )
        = $true )
      | ( ( ~ ( ordinal_subset @ ( succ @ SV28 ) @ SV70 )
          | ( in @ SV28 @ SV70 ) )
        = $true )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[594]) ).

thf(619,plain,
    ! [SV63: $i,SV56: $i] :
      ( ( ( subset @ SV56 @ SV63 )
        = $false )
      | ( ( SV56 = SV63 )
        = $true )
      | ( ( proper_subset @ SV56 @ SV63 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[595]) ).

thf(620,plain,
    ! [SV73: $i,SV71: $i] :
      ( ( ~ ( proper_subset @ SV71 @ SV73 )
        | ( SV71 != SV73 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[596]) ).

thf(621,plain,
    ! [SV74: $i,SV72: $i] :
      ( ( ~ ( proper_subset @ SV72 @ SV74 )
        | ( subset @ SV72 @ SV74 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[597]) ).

thf(622,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                              | ~ ( relation_empty_yielding @ empty_set ) )
                        | ~ ( function @ empty_set ) )
                  | ~ ( one_to_one @ empty_set ) )
            | ~ ( empty @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[598]) ).

thf(623,plain,
    ( ( ~ ( epsilon_transitive @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[598]) ).

thf(624,plain,
    ( ( ~ ~ ( empty @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[599]) ).

thf(625,plain,
    ( ( ~ ( epsilon_transitive @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[599]) ).

thf(626,plain,
    ! [SV64: $i] :
      ( ( ( ~ ( empty @ SV64 )
          | ~ ( relation @ SV64 ) )
        = $true )
      | ( ( ~ ( function @ SV64 ) )
        = $true )
      | ( ( function @ SV64 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[603]) ).

thf(627,plain,
    ! [SV65: $i] :
      ( ( ( ~ ( empty @ SV65 )
          | ~ ( relation @ SV65 ) )
        = $true )
      | ( ( ~ ( function @ SV65 ) )
        = $true )
      | ( ( relation @ SV65 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[604]) ).

thf(628,plain,
    ! [SV45: $i] :
      ( ( ( relation @ SV45 )
        = $false )
      | ( ( empty @ SV45 )
        = $false )
      | ( ( ~ ( function @ SV45 ) )
        = $true )
      | ( ( one_to_one @ SV45 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[605]) ).

thf(629,plain,
    ! [SV48: $i,SV61: $i] :
      ( ( ( ordinal @ SV61 )
        = $false )
      | ( ( ordinal @ SV48 )
        = $false )
      | ( ( ~ ( ordinal_subset @ SV48 @ SV61 )
          | ( subset @ SV48 @ SV61 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[606]) ).

thf(630,plain,
    ! [SV49: $i,SV62: $i] :
      ( ( ( ordinal @ SV62 )
        = $false )
      | ( ( ordinal @ SV49 )
        = $false )
      | ( ( ~ ( subset @ SV49 @ SV62 )
          | ( ordinal_subset @ SV49 @ SV62 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[607]) ).

thf(631,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( empty @ ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[608]) ).

thf(632,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[609]) ).

thf(633,plain,
    ! [SV66: $i] :
      ( ( ( ordinal @ SV66 )
        = $false )
      | ( ( epsilon_connected @ ( succ @ SV66 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[610]) ).

thf(634,plain,
    ! [SV67: $i] :
      ( ( ( empty @ SV67 )
        = $false )
      | ( ( epsilon_connected @ SV67 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[611]) ).

thf(635,plain,
    ! [SV68: $i] :
      ( ( ( empty @ SV68 )
        = $false )
      | ( ( epsilon_transitive @ SV68 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[612]) ).

thf(636,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                      | ~ ( relation @ sK10_A ) )
                | ~ ( one_to_one @ sK10_A ) )
          | ~ ( empty @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[613]) ).

thf(637,plain,
    ( ( epsilon_transitive @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[614]) ).

thf(638,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ordinal @ ( sK3_B @ SV52 ) ) )
        = $false )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[615]) ).

thf(639,plain,
    ! [SV52: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 )
                | ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) ) )
        = $false )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[615]) ).

thf(640,plain,
    ! [SV53: $i,SV75: $i] :
      ( ( ( ~ ( ordinal @ SV75 )
          | ~ ( in @ SV75 @ SV53 )
          | ( in @ ( succ @ SV75 ) @ SV53 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV53 )
        = $false )
      | ( ( ordinal @ SV53 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[616]) ).

thf(641,plain,
    ! [SV28: $i,SV69: $i] :
      ( ( ( ordinal @ SV69 )
        = $false )
      | ( ( ~ ( in @ SV28 @ SV69 )
          | ( ordinal_subset @ ( succ @ SV28 ) @ SV69 ) )
        = $true )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[617]) ).

thf(642,plain,
    ! [SV28: $i,SV70: $i] :
      ( ( ( ordinal @ SV70 )
        = $false )
      | ( ( ~ ( ordinal_subset @ ( succ @ SV28 ) @ SV70 )
          | ( in @ SV28 @ SV70 ) )
        = $true )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[618]) ).

thf(643,plain,
    ! [SV73: $i,SV71: $i] :
      ( ( ( ~ ( proper_subset @ SV71 @ SV73 ) )
        = $true )
      | ( ( ( SV71 != SV73 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[620]) ).

thf(644,plain,
    ! [SV74: $i,SV72: $i] :
      ( ( ( ~ ( proper_subset @ SV72 @ SV74 ) )
        = $true )
      | ( ( subset @ SV72 @ SV74 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[621]) ).

thf(645,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                            | ~ ( relation_empty_yielding @ empty_set ) )
                      | ~ ( function @ empty_set ) )
                | ~ ( one_to_one @ empty_set ) )
          | ~ ( empty @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[622]) ).

thf(646,plain,
    ( ( epsilon_transitive @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[623]) ).

thf(647,plain,
    ( ( ~ ( empty @ sK6_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[624]) ).

thf(648,plain,
    ( ( epsilon_transitive @ sK6_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[625]) ).

thf(649,plain,
    ! [SV64: $i] :
      ( ( ( ~ ( empty @ SV64 ) )
        = $true )
      | ( ( ~ ( relation @ SV64 ) )
        = $true )
      | ( ( ~ ( function @ SV64 ) )
        = $true )
      | ( ( function @ SV64 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[626]) ).

thf(650,plain,
    ! [SV65: $i] :
      ( ( ( ~ ( empty @ SV65 ) )
        = $true )
      | ( ( ~ ( relation @ SV65 ) )
        = $true )
      | ( ( ~ ( function @ SV65 ) )
        = $true )
      | ( ( relation @ SV65 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[627]) ).

thf(651,plain,
    ! [SV45: $i] :
      ( ( ( function @ SV45 )
        = $false )
      | ( ( empty @ SV45 )
        = $false )
      | ( ( relation @ SV45 )
        = $false )
      | ( ( one_to_one @ SV45 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[628]) ).

thf(652,plain,
    ! [SV61: $i,SV48: $i] :
      ( ( ( ~ ( ordinal_subset @ SV48 @ SV61 ) )
        = $true )
      | ( ( subset @ SV48 @ SV61 )
        = $true )
      | ( ( ordinal @ SV48 )
        = $false )
      | ( ( ordinal @ SV61 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[629]) ).

thf(653,plain,
    ! [SV62: $i,SV49: $i] :
      ( ( ( ~ ( subset @ SV49 @ SV62 ) )
        = $true )
      | ( ( ordinal_subset @ SV49 @ SV62 )
        = $true )
      | ( ( ordinal @ SV49 )
        = $false )
      | ( ( ordinal @ SV62 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[630]) ).

thf(654,plain,
    ! [SV76: $i] :
      ( ( ~ ( ordinal @ SV76 )
        | ~ ( empty @ ( succ @ SV76 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[631]) ).

thf(655,plain,
    ! [SV77: $i] :
      ( ( ~ ( ordinal @ SV77 )
        | ( epsilon_transitive @ ( succ @ SV77 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[632]) ).

thf(656,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                  | ~ ( relation @ sK10_A ) )
            | ~ ( one_to_one @ sK10_A ) )
      | ~ ( empty @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[636]) ).

thf(657,plain,
    ! [SV52: $i] :
      ( ( ( ordinal @ ( sK3_B @ SV52 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[638]) ).

thf(658,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 )
              | ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) ) )
        = $true )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[639]) ).

thf(659,plain,
    ! [SV53: $i,SV75: $i] :
      ( ( ( ~ ( ordinal @ SV75 ) )
        = $true )
      | ( ( ~ ( in @ SV75 @ SV53 )
          | ( in @ ( succ @ SV75 ) @ SV53 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV53 )
        = $false )
      | ( ( ordinal @ SV53 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[640]) ).

thf(660,plain,
    ! [SV69: $i,SV28: $i] :
      ( ( ( ~ ( in @ SV28 @ SV69 ) )
        = $true )
      | ( ( ordinal_subset @ ( succ @ SV28 ) @ SV69 )
        = $true )
      | ( ( ordinal @ SV69 )
        = $false )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[641]) ).

thf(661,plain,
    ! [SV70: $i,SV28: $i] :
      ( ( ( ~ ( ordinal_subset @ ( succ @ SV28 ) @ SV70 ) )
        = $true )
      | ( ( in @ SV28 @ SV70 )
        = $true )
      | ( ( ordinal @ SV70 )
        = $false )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[642]) ).

thf(662,plain,
    ! [SV73: $i,SV71: $i] :
      ( ( ( proper_subset @ SV71 @ SV73 )
        = $false )
      | ( ( ( SV71 != SV73 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[643]) ).

thf(663,plain,
    ! [SV74: $i,SV72: $i] :
      ( ( ( proper_subset @ SV72 @ SV74 )
        = $false )
      | ( ( subset @ SV72 @ SV74 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[644]) ).

thf(664,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                        | ~ ( relation_empty_yielding @ empty_set ) )
                  | ~ ( function @ empty_set ) )
            | ~ ( one_to_one @ empty_set ) )
      | ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[645]) ).

thf(665,plain,
    ( ( empty @ sK6_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[647]) ).

thf(666,plain,
    ! [SV64: $i] :
      ( ( ( empty @ SV64 )
        = $false )
      | ( ( ~ ( relation @ SV64 ) )
        = $true )
      | ( ( ~ ( function @ SV64 ) )
        = $true )
      | ( ( function @ SV64 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[649]) ).

thf(667,plain,
    ! [SV65: $i] :
      ( ( ( empty @ SV65 )
        = $false )
      | ( ( ~ ( relation @ SV65 ) )
        = $true )
      | ( ( ~ ( function @ SV65 ) )
        = $true )
      | ( ( relation @ SV65 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[650]) ).

thf(668,plain,
    ! [SV61: $i,SV48: $i] :
      ( ( ( ordinal_subset @ SV48 @ SV61 )
        = $false )
      | ( ( subset @ SV48 @ SV61 )
        = $true )
      | ( ( ordinal @ SV48 )
        = $false )
      | ( ( ordinal @ SV61 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[652]) ).

thf(669,plain,
    ! [SV62: $i,SV49: $i] :
      ( ( ( subset @ SV49 @ SV62 )
        = $false )
      | ( ( ordinal_subset @ SV49 @ SV62 )
        = $true )
      | ( ( ordinal @ SV49 )
        = $false )
      | ( ( ordinal @ SV62 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[653]) ).

thf(670,plain,
    ! [SV76: $i] :
      ( ( ( ~ ( ordinal @ SV76 ) )
        = $true )
      | ( ( ~ ( empty @ ( succ @ SV76 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[654]) ).

thf(671,plain,
    ! [SV77: $i] :
      ( ( ( ~ ( ordinal @ SV77 ) )
        = $true )
      | ( ( epsilon_transitive @ ( succ @ SV77 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[655]) ).

thf(672,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                  | ~ ( relation @ sK10_A ) )
            | ~ ( one_to_one @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[656]) ).

thf(673,plain,
    ( ( ~ ( empty @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[656]) ).

thf(674,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 )
          | ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) )
        = $false )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[658]) ).

thf(675,plain,
    ! [SV53: $i,SV75: $i] :
      ( ( ( ordinal @ SV75 )
        = $false )
      | ( ( ~ ( in @ SV75 @ SV53 )
          | ( in @ ( succ @ SV75 ) @ SV53 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV53 )
        = $false )
      | ( ( ordinal @ SV53 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[659]) ).

thf(676,plain,
    ! [SV69: $i,SV28: $i] :
      ( ( ( in @ SV28 @ SV69 )
        = $false )
      | ( ( ordinal_subset @ ( succ @ SV28 ) @ SV69 )
        = $true )
      | ( ( ordinal @ SV69 )
        = $false )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[660]) ).

thf(677,plain,
    ! [SV70: $i,SV28: $i] :
      ( ( ( ordinal_subset @ ( succ @ SV28 ) @ SV70 )
        = $false )
      | ( ( in @ SV28 @ SV70 )
        = $true )
      | ( ( ordinal @ SV70 )
        = $false )
      | ( ( ordinal @ SV28 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[661]) ).

thf(678,plain,
    ! [SV73: $i,SV71: $i] :
      ( ( ( SV71 = SV73 )
        = $false )
      | ( ( proper_subset @ SV71 @ SV73 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[662]) ).

thf(679,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                        | ~ ( relation_empty_yielding @ empty_set ) )
                  | ~ ( function @ empty_set ) )
            | ~ ( one_to_one @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[664]) ).

thf(680,plain,
    ( ( ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[664]) ).

thf(681,plain,
    ! [SV64: $i] :
      ( ( ( relation @ SV64 )
        = $false )
      | ( ( empty @ SV64 )
        = $false )
      | ( ( ~ ( function @ SV64 ) )
        = $true )
      | ( ( function @ SV64 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[666]) ).

thf(682,plain,
    ! [SV65: $i] :
      ( ( ( relation @ SV65 )
        = $false )
      | ( ( empty @ SV65 )
        = $false )
      | ( ( ~ ( function @ SV65 ) )
        = $true )
      | ( ( relation @ SV65 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[667]) ).

thf(683,plain,
    ! [SV76: $i] :
      ( ( ( ordinal @ SV76 )
        = $false )
      | ( ( ~ ( empty @ ( succ @ SV76 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[670]) ).

thf(684,plain,
    ! [SV77: $i] :
      ( ( ( ordinal @ SV77 )
        = $false )
      | ( ( epsilon_transitive @ ( succ @ SV77 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[671]) ).

thf(685,plain,
    ( ( ~ ( ~ ~ ( ~ ( function @ sK10_A )
                | ~ ( relation @ sK10_A ) )
          | ~ ( one_to_one @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[672]) ).

thf(686,plain,
    ( ( empty @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[673]) ).

thf(687,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( in @ ( sK3_B @ SV52 ) @ SV52 ) )
        = $false )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[674]) ).

thf(688,plain,
    ! [SV52: $i] :
      ( ( ( ~ ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) )
        = $false )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[674]) ).

thf(689,plain,
    ! [SV53: $i,SV75: $i] :
      ( ( ( ~ ( in @ SV75 @ SV53 ) )
        = $true )
      | ( ( in @ ( succ @ SV75 ) @ SV53 )
        = $true )
      | ( ( ordinal @ SV75 )
        = $false )
      | ( ( being_limit_ordinal @ SV53 )
        = $false )
      | ( ( ordinal @ SV53 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[675]) ).

thf(690,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                      | ~ ( relation_empty_yielding @ empty_set ) )
                | ~ ( function @ empty_set ) )
          | ~ ( one_to_one @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[679]) ).

thf(691,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[680]) ).

thf(692,plain,
    ! [SV64: $i] :
      ( ( ( function @ SV64 )
        = $false )
      | ( ( empty @ SV64 )
        = $false )
      | ( ( relation @ SV64 )
        = $false )
      | ( ( function @ SV64 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[681]) ).

thf(693,plain,
    ! [SV65: $i] :
      ( ( ( function @ SV65 )
        = $false )
      | ( ( empty @ SV65 )
        = $false )
      | ( ( relation @ SV65 )
        = $false )
      | ( ( relation @ SV65 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[682]) ).

thf(694,plain,
    ! [SV76: $i] :
      ( ( ( empty @ ( succ @ SV76 ) )
        = $false )
      | ( ( ordinal @ SV76 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[683]) ).

thf(695,plain,
    ( ( ~ ~ ( ~ ( function @ sK10_A )
            | ~ ( relation @ sK10_A ) )
      | ~ ( one_to_one @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[685]) ).

thf(696,plain,
    ! [SV52: $i] :
      ( ( ( in @ ( sK3_B @ SV52 ) @ SV52 )
        = $true )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[687]) ).

thf(697,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[688]) ).

thf(698,plain,
    ! [SV53: $i,SV75: $i] :
      ( ( ( in @ SV75 @ SV53 )
        = $false )
      | ( ( in @ ( succ @ SV75 ) @ SV53 )
        = $true )
      | ( ( ordinal @ SV75 )
        = $false )
      | ( ( being_limit_ordinal @ SV53 )
        = $false )
      | ( ( ordinal @ SV53 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[689]) ).

thf(699,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                  | ~ ( relation_empty_yielding @ empty_set ) )
            | ~ ( function @ empty_set ) )
      | ~ ( one_to_one @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[690]) ).

thf(700,plain,
    ( ( ~ ~ ( ~ ( function @ sK10_A )
            | ~ ( relation @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[695]) ).

thf(701,plain,
    ( ( ~ ( one_to_one @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[695]) ).

thf(702,plain,
    ! [SV52: $i] :
      ( ( ( in @ ( succ @ ( sK3_B @ SV52 ) ) @ SV52 )
        = $false )
      | ( ( being_limit_ordinal @ SV52 )
        = $true )
      | ( ( ordinal @ SV52 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[697]) ).

thf(703,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                  | ~ ( relation_empty_yielding @ empty_set ) )
            | ~ ( function @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[699]) ).

thf(704,plain,
    ( ( ~ ( one_to_one @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[699]) ).

thf(705,plain,
    ( ( ~ ( ~ ( function @ sK10_A )
          | ~ ( relation @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[700]) ).

thf(706,plain,
    ( ( one_to_one @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[701]) ).

thf(707,plain,
    ( ( ~ ( ~ ~ ( ~ ( relation @ empty_set )
                | ~ ( relation_empty_yielding @ empty_set ) )
          | ~ ( function @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[703]) ).

thf(708,plain,
    ( ( one_to_one @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[704]) ).

thf(709,plain,
    ( ( ~ ( function @ sK10_A )
      | ~ ( relation @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[705]) ).

thf(710,plain,
    ( ( ~ ~ ( ~ ( relation @ empty_set )
            | ~ ( relation_empty_yielding @ empty_set ) )
      | ~ ( function @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[707]) ).

thf(711,plain,
    ( ( ~ ( function @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[709]) ).

thf(712,plain,
    ( ( ~ ( relation @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[709]) ).

thf(713,plain,
    ( ( ~ ~ ( ~ ( relation @ empty_set )
            | ~ ( relation_empty_yielding @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[710]) ).

thf(714,plain,
    ( ( ~ ( function @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[710]) ).

thf(715,plain,
    ( ( function @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[711]) ).

thf(716,plain,
    ( ( relation @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[712]) ).

thf(717,plain,
    ( ( ~ ( ~ ( relation @ empty_set )
          | ~ ( relation_empty_yielding @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[713]) ).

thf(718,plain,
    ( ( function @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[714]) ).

thf(719,plain,
    ( ( ~ ( relation @ empty_set )
      | ~ ( relation_empty_yielding @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[717]) ).

thf(720,plain,
    ( ( ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[719]) ).

thf(721,plain,
    ( ( ~ ( relation_empty_yielding @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[719]) ).

thf(722,plain,
    ( ( relation @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[720]) ).

thf(723,plain,
    ( ( relation_empty_yielding @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[721]) ).

thf(724,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[184,723,722,718,716,715,708,706,702,698,696,694,693,692,691,686,684,678,677,676,669,668,665,663,657,651,648,646,637,635,634,633,619,602,601,600,583,582,577,575,573,572,571,569,562,561,558,556,553,552,551,550,549,544,543,540,539,535,531,530,488,485,480,479,478,476,473,443,441,440,434,433,430,428,426,425,424,422,420,419,411,407,405,399,398,397,393,387,375,374,317,313,311,274,273,272,270,268,263,262,230,205,193,189,188,187,186,185]) ).

thf(725,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[171]) ).

thf(726,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[170]) ).

thf(727,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( function @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[169]) ).

thf(728,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_connected @ A ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_transitive @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[168]) ).

thf(729,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( relation @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[167]) ).

thf(730,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( function @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( relation @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ~ ( relation @ A )
          | ~ ( function @ A )
          | ( one_to_one @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[166]) ).

thf(731,plain,
    ( ( ! [A: $i] :
          ( ~ ( epsilon_connected @ A )
          | ~ ( epsilon_transitive @ A )
          | ( ordinal @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[165]) ).

thf(732,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( epsilon_connected @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ( epsilon_transitive @ A ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ( ordinal @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[164]) ).

thf(733,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[111]) ).

thf(734,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ( ordinal_subset @ A @ B )
          | ( ordinal_subset @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[163]) ).

thf(735,plain,
    ( ( ! [A: $i] :
          ( ( succ @ A )
          = ( set_union2 @ A @ ( singleton @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[109]) ).

thf(736,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( subset @ A @ B )
          | ( proper_subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ( A != B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ( subset @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[162]) ).

thf(737,plain,
    $true = $true,
    inference(copy,[status(thm)],[107]) ).

thf(738,plain,
    $true = $true,
    inference(copy,[status(thm)],[106]) ).

thf(739,plain,
    $true = $true,
    inference(copy,[status(thm)],[105]) ).

thf(740,plain,
    $true = $true,
    inference(copy,[status(thm)],[104]) ).

thf(741,plain,
    $true = $true,
    inference(copy,[status(thm)],[103]) ).

thf(742,plain,
    $true = $true,
    inference(copy,[status(thm)],[102]) ).

thf(743,plain,
    ( ( ! [A: $i] : ( element @ ( sK16_B @ A ) @ A ) )
    = $true ),
    inference(copy,[status(thm)],[161]) ).

thf(744,plain,
    ( ( ( empty @ empty_set )
      & ( relation @ empty_set )
      & ( relation_empty_yielding @ empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[100]) ).

thf(745,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( succ @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[99]) ).

thf(746,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(copy,[status(thm)],[98]) ).

thf(747,plain,
    ( ( ( relation @ empty_set )
      & ( relation_empty_yielding @ empty_set )
      & ( function @ empty_set )
      & ( one_to_one @ empty_set )
      & ( empty @ empty_set )
      & ( epsilon_transitive @ empty_set )
      & ( epsilon_connected @ empty_set )
      & ( ordinal @ empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[97]) ).

thf(748,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( relation @ A )
          | ~ ( relation @ B )
          | ( relation @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[160]) ).

thf(749,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[159]) ).

thf(750,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( empty @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_transitive @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( epsilon_connected @ ( succ @ A ) ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ordinal @ ( succ @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[158]) ).

thf(751,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[157]) ).

thf(752,plain,
    ( ( ( empty @ empty_set )
      & ( relation @ empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[92]) ).

thf(753,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[156]) ).

thf(754,plain,
    ( ( ! [A: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[155]) ).

thf(755,plain,
    ( ( ( function @ sK15_A )
      & ( relation @ sK15_A ) )
    = $true ),
    inference(copy,[status(thm)],[154]) ).

thf(756,plain,
    ( ( ( epsilon_connected @ sK14_A )
      & ( epsilon_transitive @ sK14_A )
      & ( ordinal @ sK14_A ) )
    = $true ),
    inference(copy,[status(thm)],[153]) ).

thf(757,plain,
    ( ( ( empty @ sK13_A )
      & ( relation @ sK13_A ) )
    = $true ),
    inference(copy,[status(thm)],[152]) ).

thf(758,plain,
    ( ( empty @ sK12_A )
    = $true ),
    inference(copy,[status(thm)],[151]) ).

thf(759,plain,
    ( ( ( empty @ sK11_A )
      & ( relation @ sK11_A )
      & ( function @ sK11_A ) )
    = $true ),
    inference(copy,[status(thm)],[150]) ).

thf(760,plain,
    ( ( ( function @ sK10_A )
      & ( relation @ sK10_A )
      & ( one_to_one @ sK10_A )
      & ( empty @ sK10_A )
      & ( epsilon_transitive @ sK10_A )
      & ( epsilon_connected @ sK10_A )
      & ( ordinal @ sK10_A ) )
    = $true ),
    inference(copy,[status(thm)],[149]) ).

thf(761,plain,
    ( ( ~ ( empty @ sK9_A )
      & ( relation @ sK9_A ) )
    = $true ),
    inference(copy,[status(thm)],[148]) ).

thf(762,plain,
    ( ( ~ ( empty @ sK8_A ) )
    = $true ),
    inference(copy,[status(thm)],[147]) ).

thf(763,plain,
    ( ( ( function @ sK7_A )
      & ( relation @ sK7_A )
      & ( one_to_one @ sK7_A ) )
    = $true ),
    inference(copy,[status(thm)],[146]) ).

thf(764,plain,
    ( ( ~ ( empty @ sK6_A )
      & ( epsilon_transitive @ sK6_A )
      & ( epsilon_connected @ sK6_A )
      & ( ordinal @ sK6_A ) )
    = $true ),
    inference(copy,[status(thm)],[145]) ).

thf(765,plain,
    ( ( ( relation @ sK5_A )
      & ( relation_empty_yielding @ sK5_A ) )
    = $true ),
    inference(copy,[status(thm)],[144]) ).

thf(766,plain,
    ( ( ( relation @ sK4_A )
      & ( relation_empty_yielding @ sK4_A )
      & ( function @ sK4_A ) )
    = $true ),
    inference(copy,[status(thm)],[143]) ).

thf(767,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ~ ( ordinal_subset @ A @ B )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( ordinal @ B )
          | ~ ( subset @ A @ B )
          | ( ordinal_subset @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[142]) ).

thf(768,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ! [B: $i] :
              ~ ( ordinal @ B )
          | ( ordinal_subset @ A @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[141]) ).

thf(769,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[140]) ).

thf(770,plain,
    ( ( ! [A: $i] : ( in @ A @ ( succ @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[74]) ).

thf(771,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ empty_set )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[73]) ).

thf(772,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ( element @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[139]) ).

thf(773,plain,
    ( ( ! [A: $i] :
          ( ~ ( epsilon_transitive @ A )
          | ! [B: $i] :
              ( ~ ( ordinal @ B )
              | ~ ( proper_subset @ A @ B )
              | ( in @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[138]) ).

thf(774,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ B )
          | ( empty @ B )
          | ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[137]) ).

thf(775,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ! [B: $i] :
                ( ~ ( ordinal @ B )
                | ~ ( in @ A @ B )
                | ( ordinal_subset @ ( succ @ A ) @ B ) )
            & ! [B: $i] :
                ( ~ ( ordinal @ B )
                | ~ ( ordinal_subset @ ( succ @ A ) @ B )
                | ( in @ A @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[136]) ).

thf(776,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ ( powerset @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( element @ A @ ( powerset @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[135]) ).

thf(777,plain,
    ( ( ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ( ( ordinal @ ( sK3_B @ A ) )
            & ( in @ ( sK3_B @ A ) @ A )
            & ~ ( in @ ( succ @ ( sK3_B @ A ) ) @ A ) )
          | ( being_limit_ordinal @ A ) )
      & ! [A: $i] :
          ( ~ ( ordinal @ A )
          | ~ ( being_limit_ordinal @ A )
          | ! [B: $i] :
              ( ~ ( ordinal @ B )
              | ~ ( in @ B @ A )
              | ( in @ ( succ @ B ) @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[134]) ).

thf(778,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ( element @ A @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[133]) ).

thf(779,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ~ ( empty @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[132]) ).

thf(780,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[131]) ).

thf(781,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[130]) ).

thf(782,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[129]) ).

thf(783,plain,
    ( ( ordinal @ sK1_A )
    = $true ),
    inference(copy,[status(thm)],[121]) ).

thf(784,plain,
    ( ( ( sK1_A
        = ( succ @ sK2_SY78 ) )
      & ( ordinal @ sK2_SY78 )
      & ( being_limit_ordinal @ sK1_A ) )
    = $true ),
    inference(copy,[status(thm)],[128]) ).

thf(785,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ~ ! [SX1: $i] :
                    ( ~ ( ordinal @ SX1 )
                    | ~ ( in @ SX0 @ SX1 )
                    | ( ordinal_subset @ ( succ @ SX0 ) @ SX1 ) )
              | ~ ! [SX1: $i] :
                    ( ~ ( ordinal @ SX1 )
                    | ~ ( ordinal_subset @ ( succ @ SX0 ) @ SX1 )
                    | ( in @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[775]) ).

thf(786,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                                        | ~ ( relation @ sK10_A ) )
                                  | ~ ( one_to_one @ sK10_A ) )
                            | ~ ( empty @ sK10_A ) )
                      | ~ ( epsilon_transitive @ sK10_A ) )
                | ~ ( epsilon_connected @ sK10_A ) )
          | ~ ( ordinal @ sK10_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[760]) ).

thf(787,plain,
    ( ( ~ ( ~ ~ ( ~ ( function @ sK7_A )
                | ~ ( relation @ sK7_A ) )
          | ~ ( one_to_one @ sK7_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[763]) ).

thf(788,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ( SX0 = SX1 )
                | ~ ( subset @ SX0 @ SX1 )
                | ( proper_subset @ SX0 @ SX1 ) )
          | ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                      ( ~ ( proper_subset @ SX0 @ SX1 )
                      | ( SX0 != SX1 ) )
                | ~ ! [SX0: $i,SX1: $i] :
                      ( ~ ( proper_subset @ SX0 @ SX1 )
                      | ( subset @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[736]) ).

thf(789,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ! [SX0: $i] :
                            ( ~ ( ordinal @ SX0 )
                            | ~ ( empty @ ( succ @ SX0 ) ) )
                      | ~ ! [SX0: $i] :
                            ( ~ ( ordinal @ SX0 )
                            | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( ordinal @ SX0 )
                      | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( ordinal @ ( succ @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[750]) ).

thf(790,plain,
    ( ( ~ ( ~ ~ ( ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ~ ( relation @ SX0 )
                      | ~ ( function @ SX0 )
                      | ( function @ SX0 ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ~ ( relation @ SX0 )
                      | ~ ( function @ SX0 )
                      | ( relation @ SX0 ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 )
                | ~ ( function @ SX0 )
                | ( one_to_one @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[730]) ).

thf(791,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK6_A )
                      | ~ ( epsilon_transitive @ sK6_A ) )
                | ~ ( epsilon_connected @ sK6_A ) )
          | ~ ( ordinal @ sK6_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[764]) ).

thf(792,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( ~ ( ordinal @ ( sK3_B @ SX0 ) )
                    | ~ ~ ( ~ ( in @ ( sK3_B @ SX0 ) @ SX0 )
                          | ~ ~ ( in @ ( succ @ ( sK3_B @ SX0 ) ) @ SX0 ) ) )
                | ( being_limit_ordinal @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( being_limit_ordinal @ SX0 )
                | ! [SX1: $i] :
                    ( ~ ( ordinal @ SX1 )
                    | ~ ( in @ SX1 @ SX0 )
                    | ( in @ ( succ @ SX1 ) @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[777]) ).

thf(793,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                              | ~ ( relation_empty_yielding @ empty_set ) )
                                        | ~ ( function @ empty_set ) )
                                  | ~ ( one_to_one @ empty_set ) )
                            | ~ ( empty @ empty_set ) )
                      | ~ ( epsilon_transitive @ empty_set ) )
                | ~ ( epsilon_connected @ empty_set ) )
          | ~ ( ordinal @ empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[747]) ).

thf(794,plain,
    ( ( ~ ( ~ ~ ( empty @ sK9_A )
          | ~ ( relation @ sK9_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[761]) ).

thf(795,plain,
    ( ( ~ ( ~ ~ ( ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ( epsilon_connected @ SX0 ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ( epsilon_transitive @ SX0 ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ( ordinal @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[732]) ).

thf(796,plain,
    ( ( ~ ( ~ ~ ( ~ ( empty @ sK11_A )
                | ~ ( relation @ sK11_A ) )
          | ~ ( function @ sK11_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[759]) ).

thf(797,plain,
    ( ( ~ ( ~ ( empty @ sK13_A )
          | ~ ( relation @ sK13_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[757]) ).

thf(798,plain,
    ( ( ~ ( ~ ~ ( ( sK1_A
                 != ( succ @ sK2_SY78 ) )
                | ~ ( ordinal @ sK2_SY78 ) )
          | ~ ( being_limit_ordinal @ sK1_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[784]) ).

thf(799,plain,
    ( ( ~ ( ~ ~ ( ~ ( relation @ sK4_A )
                | ~ ( relation_empty_yielding @ sK4_A ) )
          | ~ ( function @ sK4_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[766]) ).

thf(800,plain,
    ( ( ~ ( ~ ( relation @ sK5_A )
          | ~ ( relation_empty_yielding @ sK5_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[765]) ).

thf(801,plain,
    ( ( ~ ( ~ ( empty @ empty_set )
          | ~ ( relation @ empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[752]) ).

thf(802,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( epsilon_connected @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( epsilon_transitive @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[728]) ).

thf(803,plain,
    ( ( ~ ( ~ ( function @ sK15_A )
          | ~ ( relation @ sK15_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[755]) ).

thf(804,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ SX0 @ SX1 )
                | ( element @ SX0 @ ( powerset @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[776]) ).

thf(805,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( ordinal @ SX1 )
                | ~ ( ordinal_subset @ SX0 @ SX1 )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( ordinal @ SX1 )
                | ~ ( subset @ SX0 @ SX1 )
                | ( ordinal_subset @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[767]) ).

thf(806,plain,
    ( ( ~ ( ~ ~ ( ~ ( epsilon_connected @ sK14_A )
                | ~ ( epsilon_transitive @ sK14_A ) )
          | ~ ( ordinal @ sK14_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[756]) ).

thf(807,plain,
    ( ( ~ ( ~ ~ ( ~ ( empty @ empty_set )
                | ~ ( relation @ empty_set ) )
          | ~ ( relation_empty_yielding @ empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[744]) ).

thf(808,plain,
    ! [SV78: $i] :
      ( ( ! [SY108: $i] :
            ( ~ ( in @ SV78 @ SY108 )
            | ~ ( in @ SY108 @ SV78 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[725]) ).

thf(809,plain,
    ! [SV79: $i] :
      ( ( ! [SY109: $i] :
            ( ~ ( proper_subset @ SV79 @ SY109 )
            | ~ ( proper_subset @ SY109 @ SV79 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[726]) ).

thf(810,plain,
    ! [SV80: $i] :
      ( ( ~ ( empty @ SV80 )
        | ( function @ SV80 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[727]) ).

thf(811,plain,
    ! [SV81: $i] :
      ( ( ~ ( empty @ SV81 )
        | ( relation @ SV81 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[729]) ).

thf(812,plain,
    ! [SV82: $i] :
      ( ( ~ ( epsilon_connected @ SV82 )
        | ~ ( epsilon_transitive @ SV82 )
        | ( ordinal @ SV82 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[731]) ).

thf(813,plain,
    ! [SV83: $i] :
      ( ( ! [SY110: $i] :
            ( ( set_union2 @ SV83 @ SY110 )
            = ( set_union2 @ SY110 @ SV83 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[733]) ).

thf(814,plain,
    ! [SV84: $i] :
      ( ( ! [SY111: $i] :
            ( ~ ( ordinal @ SV84 )
            | ~ ( ordinal @ SY111 )
            | ( ordinal_subset @ SV84 @ SY111 )
            | ( ordinal_subset @ SY111 @ SV84 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[734]) ).

thf(815,plain,
    ! [SV85: $i] :
      ( ( ( succ @ SV85 )
        = ( set_union2 @ SV85 @ ( singleton @ SV85 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[735]) ).

thf(816,plain,
    ! [SV86: $i] :
      ( ( element @ ( sK16_B @ SV86 ) @ SV86 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[743]) ).

thf(817,plain,
    ! [SV87: $i] :
      ( ( ~ ( empty @ ( succ @ SV87 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[745]) ).

thf(818,plain,
    ! [SV88: $i] :
      ( ( ! [SY112: $i] :
            ( ~ ( relation @ SV88 )
            | ~ ( relation @ SY112 )
            | ( relation @ ( set_union2 @ SV88 @ SY112 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[748]) ).

thf(819,plain,
    ! [SV89: $i] :
      ( ( ( empty @ SV89 )
        | ! [SY113: $i] :
            ~ ( empty @ ( set_union2 @ SV89 @ SY113 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[749]) ).

thf(820,plain,
    ! [SV90: $i] :
      ( ( ( empty @ SV90 )
        | ! [SY114: $i] :
            ~ ( empty @ ( set_union2 @ SY114 @ SV90 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[751]) ).

thf(821,plain,
    ! [SV91: $i] :
      ( ( ( set_union2 @ SV91 @ SV91 )
        = SV91 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[753]) ).

thf(822,plain,
    ! [SV92: $i] :
      ( ( ~ ( proper_subset @ SV92 @ SV92 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[754]) ).

thf(823,plain,
    ( ( empty @ sK8_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[762]) ).

thf(824,plain,
    ! [SV93: $i] :
      ( ( ~ ( ordinal @ SV93 )
        | ! [B: $i] :
            ~ ( ordinal @ B )
        | ( ordinal_subset @ SV93 @ SV93 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[768]) ).

thf(825,plain,
    ! [SV94: $i] :
      ( ( subset @ SV94 @ SV94 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[769]) ).

thf(826,plain,
    ! [SV95: $i] :
      ( ( in @ SV95 @ ( succ @ SV95 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[770]) ).

thf(827,plain,
    ! [SV96: $i] :
      ( ( ( set_union2 @ SV96 @ empty_set )
        = SV96 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[771]) ).

thf(828,plain,
    ! [SV97: $i] :
      ( ( ! [SY116: $i] :
            ( ~ ( in @ SV97 @ SY116 )
            | ( element @ SV97 @ SY116 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[772]) ).

thf(829,plain,
    ! [SV98: $i] :
      ( ( ~ ( epsilon_transitive @ SV98 )
        | ! [SY117: $i] :
            ( ~ ( ordinal @ SY117 )
            | ~ ( proper_subset @ SV98 @ SY117 )
            | ( in @ SV98 @ SY117 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[773]) ).

thf(830,plain,
    ! [SV99: $i] :
      ( ( ! [SY118: $i] :
            ( ~ ( element @ SV99 @ SY118 )
            | ( empty @ SY118 )
            | ( in @ SV99 @ SY118 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[774]) ).

thf(831,plain,
    ! [SV100: $i] :
      ( ( ! [SY119: $i,SY120: $i] :
            ( ~ ( element @ SY119 @ ( powerset @ SY120 ) )
            | ~ ( in @ SV100 @ SY119 )
            | ( element @ SV100 @ SY120 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[778]) ).

thf(832,plain,
    ! [SV101: $i] :
      ( ( ! [SY121: $i,SY122: $i] :
            ( ~ ( element @ SY121 @ ( powerset @ SY122 ) )
            | ~ ( in @ SV101 @ SY121 )
            | ~ ( empty @ SY122 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[779]) ).

thf(833,plain,
    ! [SV102: $i] :
      ( ( ~ ( empty @ SV102 )
        | ( SV102 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[780]) ).

thf(834,plain,
    ! [SV103: $i] :
      ( ( ! [SY123: $i] :
            ( ~ ( empty @ SY123 )
            | ~ ( in @ SV103 @ SY123 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[781]) ).

thf(835,plain,
    ! [SV104: $i] :
      ( ( ! [SY124: $i] :
            ( ( SV104 = SY124 )
            | ~ ( empty @ SV104 )
            | ~ ( empty @ SY124 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[782]) ).

thf(836,plain,
    ! [SV105: $i] :
      ( ( ~ ( ordinal @ SV105 )
        | ~ ( ~ ! [SY125: $i] :
                  ( ~ ( ordinal @ SY125 )
                  | ~ ( in @ SV105 @ SY125 )
                  | ( ordinal_subset @ ( succ @ SV105 ) @ SY125 ) )
            | ~ ! [SY126: $i] :
                  ( ~ ( ordinal @ SY126 )
                  | ~ ( ordinal_subset @ ( succ @ SV105 ) @ SY126 )
                  | ( in @ SV105 @ SY126 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[785]) ).

thf(837,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                                    | ~ ( relation @ sK10_A ) )
                              | ~ ( one_to_one @ sK10_A ) )
                        | ~ ( empty @ sK10_A ) )
                  | ~ ( epsilon_transitive @ sK10_A ) )
            | ~ ( epsilon_connected @ sK10_A ) )
      | ~ ( ordinal @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[786]) ).

thf(838,plain,
    ( ( ~ ~ ( ~ ( function @ sK7_A )
            | ~ ( relation @ sK7_A ) )
      | ~ ( one_to_one @ sK7_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[787]) ).

thf(839,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 = SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( proper_subset @ SX0 @ SX1 ) )
      | ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                  ( ~ ( proper_subset @ SX0 @ SX1 )
                  | ( SX0 != SX1 ) )
            | ~ ! [SX0: $i,SX1: $i] :
                  ( ~ ( proper_subset @ SX0 @ SX1 )
                  | ( subset @ SX0 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[788]) ).

thf(840,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ! [SX0: $i] :
                        ( ~ ( ordinal @ SX0 )
                        | ~ ( empty @ ( succ @ SX0 ) ) )
                  | ~ ! [SX0: $i] :
                        ( ~ ( ordinal @ SX0 )
                        | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( ordinal @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[789]) ).

thf(841,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ~ ( relation @ SX0 )
                  | ~ ( function @ SX0 )
                  | ( function @ SX0 ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ~ ( relation @ SX0 )
                  | ~ ( function @ SX0 )
                  | ( relation @ SX0 ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( one_to_one @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[790]) ).

thf(842,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK6_A )
                  | ~ ( epsilon_transitive @ sK6_A ) )
            | ~ ( epsilon_connected @ sK6_A ) )
      | ~ ( ordinal @ sK6_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[791]) ).

thf(843,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ~ ( ordinal @ ( sK3_B @ SX0 ) )
                | ~ ~ ( ~ ( in @ ( sK3_B @ SX0 ) @ SX0 )
                      | ~ ~ ( in @ ( succ @ ( sK3_B @ SX0 ) ) @ SX0 ) ) )
            | ( being_limit_ordinal @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( being_limit_ordinal @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( ordinal @ SX1 )
                | ~ ( in @ SX1 @ SX0 )
                | ( in @ ( succ @ SX1 ) @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[792]) ).

thf(844,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                          | ~ ( relation_empty_yielding @ empty_set ) )
                                    | ~ ( function @ empty_set ) )
                              | ~ ( one_to_one @ empty_set ) )
                        | ~ ( empty @ empty_set ) )
                  | ~ ( epsilon_transitive @ empty_set ) )
            | ~ ( epsilon_connected @ empty_set ) )
      | ~ ( ordinal @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[793]) ).

thf(845,plain,
    ( ( ~ ~ ( empty @ sK9_A )
      | ~ ( relation @ sK9_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[794]) ).

thf(846,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ( epsilon_connected @ SX0 ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ( epsilon_transitive @ SX0 ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( ordinal @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[795]) ).

thf(847,plain,
    ( ( ~ ~ ( ~ ( empty @ sK11_A )
            | ~ ( relation @ sK11_A ) )
      | ~ ( function @ sK11_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[796]) ).

thf(848,plain,
    ( ( ~ ( empty @ sK13_A )
      | ~ ( relation @ sK13_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[797]) ).

thf(849,plain,
    ( ( ~ ~ ( ( sK1_A
             != ( succ @ sK2_SY78 ) )
            | ~ ( ordinal @ sK2_SY78 ) )
      | ~ ( being_limit_ordinal @ sK1_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[798]) ).

thf(850,plain,
    ( ( ~ ~ ( ~ ( relation @ sK4_A )
            | ~ ( relation_empty_yielding @ sK4_A ) )
      | ~ ( function @ sK4_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[799]) ).

thf(851,plain,
    ( ( ~ ( relation @ sK5_A )
      | ~ ( relation_empty_yielding @ sK5_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[800]) ).

thf(852,plain,
    ( ( ~ ( empty @ empty_set )
      | ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[801]) ).

thf(853,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_connected @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_transitive @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[802]) ).

thf(854,plain,
    ( ( ~ ( function @ sK15_A )
      | ~ ( relation @ sK15_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[803]) ).

thf(855,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[804]) ).

thf(856,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ordinal @ SX1 )
            | ~ ( ordinal_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ordinal @ SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( ordinal_subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[805]) ).

thf(857,plain,
    ( ( ~ ~ ( ~ ( epsilon_connected @ sK14_A )
            | ~ ( epsilon_transitive @ sK14_A ) )
      | ~ ( ordinal @ sK14_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[806]) ).

thf(858,plain,
    ( ( ~ ~ ( ~ ( empty @ empty_set )
            | ~ ( relation @ empty_set ) )
      | ~ ( relation_empty_yielding @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[807]) ).

thf(859,plain,
    ! [SV106: $i,SV78: $i] :
      ( ( ~ ( in @ SV78 @ SV106 )
        | ~ ( in @ SV106 @ SV78 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[808]) ).

thf(860,plain,
    ! [SV107: $i,SV79: $i] :
      ( ( ~ ( proper_subset @ SV79 @ SV107 )
        | ~ ( proper_subset @ SV107 @ SV79 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[809]) ).

thf(861,plain,
    ! [SV80: $i] :
      ( ( ( ~ ( empty @ SV80 ) )
        = $true )
      | ( ( function @ SV80 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[810]) ).

thf(862,plain,
    ! [SV81: $i] :
      ( ( ( ~ ( empty @ SV81 ) )
        = $true )
      | ( ( relation @ SV81 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[811]) ).

thf(863,plain,
    ! [SV82: $i] :
      ( ( ( ~ ( epsilon_connected @ SV82 )
          | ~ ( epsilon_transitive @ SV82 ) )
        = $true )
      | ( ( ordinal @ SV82 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[812]) ).

thf(864,plain,
    ! [SV108: $i,SV83: $i] :
      ( ( ( set_union2 @ SV83 @ SV108 )
        = ( set_union2 @ SV108 @ SV83 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[813]) ).

thf(865,plain,
    ! [SV109: $i,SV84: $i] :
      ( ( ~ ( ordinal @ SV84 )
        | ~ ( ordinal @ SV109 )
        | ( ordinal_subset @ SV84 @ SV109 )
        | ( ordinal_subset @ SV109 @ SV84 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[814]) ).

thf(866,plain,
    ! [SV87: $i] :
      ( ( empty @ ( succ @ SV87 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[817]) ).

thf(867,plain,
    ! [SV110: $i,SV88: $i] :
      ( ( ~ ( relation @ SV88 )
        | ~ ( relation @ SV110 )
        | ( relation @ ( set_union2 @ SV88 @ SV110 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[818]) ).

thf(868,plain,
    ! [SV89: $i] :
      ( ( ( empty @ SV89 )
        = $true )
      | ( ( ! [SY113: $i] :
              ~ ( empty @ ( set_union2 @ SV89 @ SY113 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[819]) ).

thf(869,plain,
    ! [SV90: $i] :
      ( ( ( empty @ SV90 )
        = $true )
      | ( ( ! [SY114: $i] :
              ~ ( empty @ ( set_union2 @ SY114 @ SV90 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[820]) ).

thf(870,plain,
    ! [SV92: $i] :
      ( ( proper_subset @ SV92 @ SV92 )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[822]) ).

thf(871,plain,
    ! [SV93: $i] :
      ( ( ( ~ ( ordinal @ SV93 )
          | ! [B: $i] :
              ~ ( ordinal @ B ) )
        = $true )
      | ( ( ordinal_subset @ SV93 @ SV93 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[824]) ).

thf(872,plain,
    ! [SV111: $i,SV97: $i] :
      ( ( ~ ( in @ SV97 @ SV111 )
        | ( element @ SV97 @ SV111 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[828]) ).

thf(873,plain,
    ! [SV98: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV98 ) )
        = $true )
      | ( ( ! [SY117: $i] :
              ( ~ ( ordinal @ SY117 )
              | ~ ( proper_subset @ SV98 @ SY117 )
              | ( in @ SV98 @ SY117 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[829]) ).

thf(874,plain,
    ! [SV112: $i,SV99: $i] :
      ( ( ~ ( element @ SV99 @ SV112 )
        | ( empty @ SV112 )
        | ( in @ SV99 @ SV112 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[830]) ).

thf(875,plain,
    ! [SV100: $i,SV113: $i] :
      ( ( ! [SY127: $i] :
            ( ~ ( element @ SV113 @ ( powerset @ SY127 ) )
            | ~ ( in @ SV100 @ SV113 )
            | ( element @ SV100 @ SY127 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[831]) ).

thf(876,plain,
    ! [SV101: $i,SV114: $i] :
      ( ( ! [SY128: $i] :
            ( ~ ( element @ SV114 @ ( powerset @ SY128 ) )
            | ~ ( in @ SV101 @ SV114 )
            | ~ ( empty @ SY128 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[832]) ).

thf(877,plain,
    ! [SV102: $i] :
      ( ( ( ~ ( empty @ SV102 ) )
        = $true )
      | ( ( SV102 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[833]) ).

thf(878,plain,
    ! [SV103: $i,SV115: $i] :
      ( ( ~ ( empty @ SV115 )
        | ~ ( in @ SV103 @ SV115 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[834]) ).

thf(879,plain,
    ! [SV116: $i,SV104: $i] :
      ( ( ( SV104 = SV116 )
        | ~ ( empty @ SV104 )
        | ~ ( empty @ SV116 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[835]) ).

thf(880,plain,
    ! [SV105: $i] :
      ( ( ( ~ ( ordinal @ SV105 ) )
        = $true )
      | ( ( ~ ( ~ ! [SY125: $i] :
                    ( ~ ( ordinal @ SY125 )
                    | ~ ( in @ SV105 @ SY125 )
                    | ( ordinal_subset @ ( succ @ SV105 ) @ SY125 ) )
              | ~ ! [SY126: $i] :
                    ( ~ ( ordinal @ SY126 )
                    | ~ ( ordinal_subset @ ( succ @ SV105 ) @ SY126 )
                    | ( in @ SV105 @ SY126 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[836]) ).

thf(881,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                                    | ~ ( relation @ sK10_A ) )
                              | ~ ( one_to_one @ sK10_A ) )
                        | ~ ( empty @ sK10_A ) )
                  | ~ ( epsilon_transitive @ sK10_A ) )
            | ~ ( epsilon_connected @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[837]) ).

thf(882,plain,
    ( ( ~ ( ordinal @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[837]) ).

thf(883,plain,
    ( ( ~ ~ ( ~ ( function @ sK7_A )
            | ~ ( relation @ sK7_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[838]) ).

thf(884,plain,
    ( ( ~ ( one_to_one @ sK7_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[838]) ).

thf(885,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 = SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( proper_subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[839]) ).

thf(886,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                  ( ~ ( proper_subset @ SX0 @ SX1 )
                  | ( SX0 != SX1 ) )
            | ~ ! [SX0: $i,SX1: $i] :
                  ( ~ ( proper_subset @ SX0 @ SX1 )
                  | ( subset @ SX0 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[839]) ).

thf(887,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ! [SX0: $i] :
                        ( ~ ( ordinal @ SX0 )
                        | ~ ( empty @ ( succ @ SX0 ) ) )
                  | ~ ! [SX0: $i] :
                        ( ~ ( ordinal @ SX0 )
                        | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ( epsilon_connected @ ( succ @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[840]) ).

thf(888,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( ordinal @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[840]) ).

thf(889,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ~ ( relation @ SX0 )
                  | ~ ( function @ SX0 )
                  | ( function @ SX0 ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ~ ( relation @ SX0 )
                  | ~ ( function @ SX0 )
                  | ( relation @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[841]) ).

thf(890,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( one_to_one @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[841]) ).

thf(891,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty @ sK6_A )
                  | ~ ( epsilon_transitive @ sK6_A ) )
            | ~ ( epsilon_connected @ sK6_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[842]) ).

thf(892,plain,
    ( ( ~ ( ordinal @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[842]) ).

thf(893,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ~ ( ordinal @ ( sK3_B @ SX0 ) )
                | ~ ~ ( ~ ( in @ ( sK3_B @ SX0 ) @ SX0 )
                      | ~ ~ ( in @ ( succ @ ( sK3_B @ SX0 ) ) @ SX0 ) ) )
            | ( being_limit_ordinal @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[843]) ).

thf(894,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( being_limit_ordinal @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( ordinal @ SX1 )
                | ~ ( in @ SX1 @ SX0 )
                | ( in @ ( succ @ SX1 ) @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[843]) ).

thf(895,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                          | ~ ( relation_empty_yielding @ empty_set ) )
                                    | ~ ( function @ empty_set ) )
                              | ~ ( one_to_one @ empty_set ) )
                        | ~ ( empty @ empty_set ) )
                  | ~ ( epsilon_transitive @ empty_set ) )
            | ~ ( epsilon_connected @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[844]) ).

thf(896,plain,
    ( ( ~ ( ordinal @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[844]) ).

thf(897,plain,
    ( ( ~ ~ ( empty @ sK9_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[845]) ).

thf(898,plain,
    ( ( ~ ( relation @ sK9_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[845]) ).

thf(899,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ( epsilon_connected @ SX0 ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ( epsilon_transitive @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[846]) ).

thf(900,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( ordinal @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[846]) ).

thf(901,plain,
    ( ( ~ ~ ( ~ ( empty @ sK11_A )
            | ~ ( relation @ sK11_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[847]) ).

thf(902,plain,
    ( ( ~ ( function @ sK11_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[847]) ).

thf(903,plain,
    ( ( ~ ( empty @ sK13_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[848]) ).

thf(904,plain,
    ( ( ~ ( relation @ sK13_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[848]) ).

thf(905,plain,
    ( ( ~ ~ ( ( sK1_A
             != ( succ @ sK2_SY78 ) )
            | ~ ( ordinal @ sK2_SY78 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[849]) ).

thf(906,plain,
    ( ( ~ ( being_limit_ordinal @ sK1_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[849]) ).

thf(907,plain,
    ( ( ~ ~ ( ~ ( relation @ sK4_A )
            | ~ ( relation_empty_yielding @ sK4_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[850]) ).

thf(908,plain,
    ( ( ~ ( function @ sK4_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[850]) ).

thf(909,plain,
    ( ( ~ ( relation @ sK5_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[851]) ).

thf(910,plain,
    ( ( ~ ( relation_empty_yielding @ sK5_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[851]) ).

thf(911,plain,
    ( ( ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[852]) ).

thf(912,plain,
    ( ( ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[852]) ).

thf(913,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_connected @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[853]) ).

thf(914,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_transitive @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[853]) ).

thf(915,plain,
    ( ( ~ ( function @ sK15_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[854]) ).

thf(916,plain,
    ( ( ~ ( relation @ sK15_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[854]) ).

thf(917,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[855]) ).

thf(918,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[855]) ).

thf(919,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ordinal @ SX1 )
            | ~ ( ordinal_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[856]) ).

thf(920,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( ordinal @ SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( ordinal_subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[856]) ).

thf(921,plain,
    ( ( ~ ~ ( ~ ( epsilon_connected @ sK14_A )
            | ~ ( epsilon_transitive @ sK14_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[857]) ).

thf(922,plain,
    ( ( ~ ( ordinal @ sK14_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[857]) ).

thf(923,plain,
    ( ( ~ ~ ( ~ ( empty @ empty_set )
            | ~ ( relation @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[858]) ).

thf(924,plain,
    ( ( ~ ( relation_empty_yielding @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[858]) ).

thf(925,plain,
    ! [SV106: $i,SV78: $i] :
      ( ( ( ~ ( in @ SV78 @ SV106 ) )
        = $true )
      | ( ( ~ ( in @ SV106 @ SV78 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[859]) ).

thf(926,plain,
    ! [SV107: $i,SV79: $i] :
      ( ( ( ~ ( proper_subset @ SV79 @ SV107 ) )
        = $true )
      | ( ( ~ ( proper_subset @ SV107 @ SV79 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[860]) ).

thf(927,plain,
    ! [SV80: $i] :
      ( ( ( empty @ SV80 )
        = $false )
      | ( ( function @ SV80 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[861]) ).

thf(928,plain,
    ! [SV81: $i] :
      ( ( ( empty @ SV81 )
        = $false )
      | ( ( relation @ SV81 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[862]) ).

thf(929,plain,
    ! [SV82: $i] :
      ( ( ( ~ ( epsilon_connected @ SV82 ) )
        = $true )
      | ( ( ~ ( epsilon_transitive @ SV82 ) )
        = $true )
      | ( ( ordinal @ SV82 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[863]) ).

thf(930,plain,
    ! [SV109: $i,SV84: $i] :
      ( ( ( ~ ( ordinal @ SV84 )
          | ~ ( ordinal @ SV109 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV84 @ SV109 )
          | ( ordinal_subset @ SV109 @ SV84 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[865]) ).

thf(931,plain,
    ! [SV110: $i,SV88: $i] :
      ( ( ( ~ ( relation @ SV88 )
          | ~ ( relation @ SV110 ) )
        = $true )
      | ( ( relation @ ( set_union2 @ SV88 @ SV110 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[867]) ).

thf(932,plain,
    ! [SV117: $i,SV89: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV89 @ SV117 ) ) )
        = $true )
      | ( ( empty @ SV89 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[868]) ).

thf(933,plain,
    ! [SV90: $i,SV118: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV118 @ SV90 ) ) )
        = $true )
      | ( ( empty @ SV90 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[869]) ).

thf(934,plain,
    ! [SV93: $i] :
      ( ( ( ~ ( ordinal @ SV93 ) )
        = $true )
      | ( ( ! [B: $i] :
              ~ ( ordinal @ B ) )
        = $true )
      | ( ( ordinal_subset @ SV93 @ SV93 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[871]) ).

thf(935,plain,
    ! [SV111: $i,SV97: $i] :
      ( ( ( ~ ( in @ SV97 @ SV111 ) )
        = $true )
      | ( ( element @ SV97 @ SV111 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[872]) ).

thf(936,plain,
    ! [SV98: $i] :
      ( ( ( epsilon_transitive @ SV98 )
        = $false )
      | ( ( ! [SY117: $i] :
              ( ~ ( ordinal @ SY117 )
              | ~ ( proper_subset @ SV98 @ SY117 )
              | ( in @ SV98 @ SY117 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[873]) ).

thf(937,plain,
    ! [SV112: $i,SV99: $i] :
      ( ( ( ~ ( element @ SV99 @ SV112 ) )
        = $true )
      | ( ( ( empty @ SV112 )
          | ( in @ SV99 @ SV112 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[874]) ).

thf(938,plain,
    ! [SV100: $i,SV119: $i,SV113: $i] :
      ( ( ~ ( element @ SV113 @ ( powerset @ SV119 ) )
        | ~ ( in @ SV100 @ SV113 )
        | ( element @ SV100 @ SV119 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[875]) ).

thf(939,plain,
    ! [SV101: $i,SV120: $i,SV114: $i] :
      ( ( ~ ( element @ SV114 @ ( powerset @ SV120 ) )
        | ~ ( in @ SV101 @ SV114 )
        | ~ ( empty @ SV120 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[876]) ).

thf(940,plain,
    ! [SV102: $i] :
      ( ( ( empty @ SV102 )
        = $false )
      | ( ( SV102 = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[877]) ).

thf(941,plain,
    ! [SV103: $i,SV115: $i] :
      ( ( ( ~ ( empty @ SV115 ) )
        = $true )
      | ( ( ~ ( in @ SV103 @ SV115 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[878]) ).

thf(942,plain,
    ! [SV116: $i,SV104: $i] :
      ( ( ( ( SV104 = SV116 )
          | ~ ( empty @ SV104 ) )
        = $true )
      | ( ( ~ ( empty @ SV116 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[879]) ).

thf(943,plain,
    ! [SV105: $i] :
      ( ( ( ordinal @ SV105 )
        = $false )
      | ( ( ~ ( ~ ! [SY125: $i] :
                    ( ~ ( ordinal @ SY125 )
                    | ~ ( in @ SV105 @ SY125 )
                    | ( ordinal_subset @ ( succ @ SV105 ) @ SY125 ) )
              | ~ ! [SY126: $i] :
                    ( ~ ( ordinal @ SY126 )
                    | ~ ( ordinal_subset @ ( succ @ SV105 ) @ SY126 )
                    | ( in @ SV105 @ SY126 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[880]) ).

thf(944,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                                  | ~ ( relation @ sK10_A ) )
                            | ~ ( one_to_one @ sK10_A ) )
                      | ~ ( empty @ sK10_A ) )
                | ~ ( epsilon_transitive @ sK10_A ) )
          | ~ ( epsilon_connected @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[881]) ).

thf(945,plain,
    ( ( ordinal @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[882]) ).

thf(946,plain,
    ( ( ~ ( ~ ( function @ sK7_A )
          | ~ ( relation @ sK7_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[883]) ).

thf(947,plain,
    ( ( one_to_one @ sK7_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[884]) ).

thf(948,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX0 = SX1 )
          | ~ ( subset @ SX0 @ SX1 )
          | ( proper_subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[885]) ).

thf(949,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( proper_subset @ SX0 @ SX1 )
                | ( SX0 != SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( proper_subset @ SX0 @ SX1 )
                | ( subset @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[886]) ).

thf(950,plain,
    ( ( ~ ( ~ ~ ( ~ ! [SX0: $i] :
                      ( ~ ( ordinal @ SX0 )
                      | ~ ( empty @ ( succ @ SX0 ) ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( ordinal @ SX0 )
                      | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( epsilon_connected @ ( succ @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[887]) ).

thf(951,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( ordinal @ ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[888]) ).

thf(952,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 )
                | ~ ( function @ SX0 )
                | ( function @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ~ ( relation @ SX0 )
                | ~ ( function @ SX0 )
                | ( relation @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[889]) ).

thf(953,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ~ ( relation @ SX0 )
          | ~ ( function @ SX0 )
          | ( one_to_one @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[890]) ).

thf(954,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( empty @ sK6_A )
                | ~ ( epsilon_transitive @ sK6_A ) )
          | ~ ( epsilon_connected @ sK6_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[891]) ).

thf(955,plain,
    ( ( ordinal @ sK6_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[892]) ).

thf(956,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ~ ( ordinal @ ( sK3_B @ SX0 ) )
              | ~ ~ ( ~ ( in @ ( sK3_B @ SX0 ) @ SX0 )
                    | ~ ~ ( in @ ( succ @ ( sK3_B @ SX0 ) ) @ SX0 ) ) )
          | ( being_limit_ordinal @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[893]) ).

thf(957,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( being_limit_ordinal @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ordinal @ SX1 )
              | ~ ( in @ SX1 @ SX0 )
              | ( in @ ( succ @ SX1 ) @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[894]) ).

thf(958,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                        | ~ ( relation_empty_yielding @ empty_set ) )
                                  | ~ ( function @ empty_set ) )
                            | ~ ( one_to_one @ empty_set ) )
                      | ~ ( empty @ empty_set ) )
                | ~ ( epsilon_transitive @ empty_set ) )
          | ~ ( epsilon_connected @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[895]) ).

thf(959,plain,
    ( ( ordinal @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[896]) ).

thf(960,plain,
    ( ( ~ ( empty @ sK9_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[897]) ).

thf(961,plain,
    ( ( relation @ sK9_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[898]) ).

thf(962,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ( epsilon_connected @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ( epsilon_transitive @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[899]) ).

thf(963,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ( ordinal @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[900]) ).

thf(964,plain,
    ( ( ~ ( ~ ( empty @ sK11_A )
          | ~ ( relation @ sK11_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[901]) ).

thf(965,plain,
    ( ( function @ sK11_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[902]) ).

thf(966,plain,
    ( ( empty @ sK13_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[903]) ).

thf(967,plain,
    ( ( relation @ sK13_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[904]) ).

thf(968,plain,
    ( ( ~ ( ( sK1_A
           != ( succ @ sK2_SY78 ) )
          | ~ ( ordinal @ sK2_SY78 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[905]) ).

thf(969,plain,
    ( ( being_limit_ordinal @ sK1_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[906]) ).

thf(970,plain,
    ( ( ~ ( ~ ( relation @ sK4_A )
          | ~ ( relation_empty_yielding @ sK4_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[907]) ).

thf(971,plain,
    ( ( function @ sK4_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[908]) ).

thf(972,plain,
    ( ( relation @ sK5_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[909]) ).

thf(973,plain,
    ( ( relation_empty_yielding @ sK5_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[910]) ).

thf(974,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[911]) ).

thf(975,plain,
    ( ( relation @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[912]) ).

thf(976,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( epsilon_connected @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[913]) ).

thf(977,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( epsilon_transitive @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[914]) ).

thf(978,plain,
    ( ( function @ sK15_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[915]) ).

thf(979,plain,
    ( ( relation @ sK15_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[916]) ).

thf(980,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[917]) ).

thf(981,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[918]) ).

thf(982,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ordinal @ SX1 )
          | ~ ( ordinal_subset @ SX0 @ SX1 )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[919]) ).

thf(983,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( ordinal @ SX1 )
          | ~ ( subset @ SX0 @ SX1 )
          | ( ordinal_subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[920]) ).

thf(984,plain,
    ( ( ~ ( ~ ( epsilon_connected @ sK14_A )
          | ~ ( epsilon_transitive @ sK14_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[921]) ).

thf(985,plain,
    ( ( ordinal @ sK14_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[922]) ).

thf(986,plain,
    ( ( ~ ( ~ ( empty @ empty_set )
          | ~ ( relation @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[923]) ).

thf(987,plain,
    ( ( relation_empty_yielding @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[924]) ).

thf(988,plain,
    ! [SV106: $i,SV78: $i] :
      ( ( ( in @ SV78 @ SV106 )
        = $false )
      | ( ( ~ ( in @ SV106 @ SV78 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[925]) ).

thf(989,plain,
    ! [SV107: $i,SV79: $i] :
      ( ( ( proper_subset @ SV79 @ SV107 )
        = $false )
      | ( ( ~ ( proper_subset @ SV107 @ SV79 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[926]) ).

thf(990,plain,
    ! [SV82: $i] :
      ( ( ( epsilon_connected @ SV82 )
        = $false )
      | ( ( ~ ( epsilon_transitive @ SV82 ) )
        = $true )
      | ( ( ordinal @ SV82 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[929]) ).

thf(991,plain,
    ! [SV109: $i,SV84: $i] :
      ( ( ( ~ ( ordinal @ SV84 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV109 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV84 @ SV109 )
          | ( ordinal_subset @ SV109 @ SV84 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[930]) ).

thf(992,plain,
    ! [SV110: $i,SV88: $i] :
      ( ( ( ~ ( relation @ SV88 ) )
        = $true )
      | ( ( ~ ( relation @ SV110 ) )
        = $true )
      | ( ( relation @ ( set_union2 @ SV88 @ SV110 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[931]) ).

thf(993,plain,
    ! [SV117: $i,SV89: $i] :
      ( ( ( empty @ ( set_union2 @ SV89 @ SV117 ) )
        = $false )
      | ( ( empty @ SV89 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[932]) ).

thf(994,plain,
    ! [SV90: $i,SV118: $i] :
      ( ( ( empty @ ( set_union2 @ SV118 @ SV90 ) )
        = $false )
      | ( ( empty @ SV90 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[933]) ).

thf(995,plain,
    ! [SV93: $i] :
      ( ( ( ordinal @ SV93 )
        = $false )
      | ( ( ! [B: $i] :
              ~ ( ordinal @ B ) )
        = $true )
      | ( ( ordinal_subset @ SV93 @ SV93 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[934]) ).

thf(996,plain,
    ! [SV111: $i,SV97: $i] :
      ( ( ( in @ SV97 @ SV111 )
        = $false )
      | ( ( element @ SV97 @ SV111 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[935]) ).

thf(997,plain,
    ! [SV98: $i,SV121: $i] :
      ( ( ( ~ ( ordinal @ SV121 )
          | ~ ( proper_subset @ SV98 @ SV121 )
          | ( in @ SV98 @ SV121 ) )
        = $true )
      | ( ( epsilon_transitive @ SV98 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[936]) ).

thf(998,plain,
    ! [SV112: $i,SV99: $i] :
      ( ( ( element @ SV99 @ SV112 )
        = $false )
      | ( ( ( empty @ SV112 )
          | ( in @ SV99 @ SV112 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[937]) ).

thf(999,plain,
    ! [SV100: $i,SV119: $i,SV113: $i] :
      ( ( ( ~ ( element @ SV113 @ ( powerset @ SV119 ) )
          | ~ ( in @ SV100 @ SV113 ) )
        = $true )
      | ( ( element @ SV100 @ SV119 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[938]) ).

thf(1000,plain,
    ! [SV101: $i,SV120: $i,SV114: $i] :
      ( ( ( ~ ( element @ SV114 @ ( powerset @ SV120 ) )
          | ~ ( in @ SV101 @ SV114 ) )
        = $true )
      | ( ( ~ ( empty @ SV120 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[939]) ).

thf(1001,plain,
    ! [SV103: $i,SV115: $i] :
      ( ( ( empty @ SV115 )
        = $false )
      | ( ( ~ ( in @ SV103 @ SV115 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[941]) ).

thf(1002,plain,
    ! [SV116: $i,SV104: $i] :
      ( ( ( SV104 = SV116 )
        = $true )
      | ( ( ~ ( empty @ SV104 ) )
        = $true )
      | ( ( ~ ( empty @ SV116 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[942]) ).

thf(1003,plain,
    ! [SV105: $i] :
      ( ( ( ~ ! [SY125: $i] :
                ( ~ ( ordinal @ SY125 )
                | ~ ( in @ SV105 @ SY125 )
                | ( ordinal_subset @ ( succ @ SV105 ) @ SY125 ) )
          | ~ ! [SY126: $i] :
                ( ~ ( ordinal @ SY126 )
                | ~ ( ordinal_subset @ ( succ @ SV105 ) @ SY126 )
                | ( in @ SV105 @ SY126 ) ) )
        = $false )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[943]) ).

thf(1004,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                              | ~ ( relation @ sK10_A ) )
                        | ~ ( one_to_one @ sK10_A ) )
                  | ~ ( empty @ sK10_A ) )
            | ~ ( epsilon_transitive @ sK10_A ) )
      | ~ ( epsilon_connected @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[944]) ).

thf(1005,plain,
    ( ( ~ ( function @ sK7_A )
      | ~ ( relation @ sK7_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[946]) ).

thf(1006,plain,
    ! [SV122: $i] :
      ( ( ! [SY129: $i] :
            ( ( SV122 = SY129 )
            | ~ ( subset @ SV122 @ SY129 )
            | ( proper_subset @ SV122 @ SY129 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[948]) ).

thf(1007,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( SX0 != SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[949]) ).

thf(1008,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ~ ( empty @ ( succ @ SX0 ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[950]) ).

thf(1009,plain,
    ! [SV123: $i] :
      ( ( ~ ( ordinal @ SV123 )
        | ( ordinal @ ( succ @ SV123 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[951]) ).

thf(1010,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( function @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( relation @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[952]) ).

thf(1011,plain,
    ! [SV124: $i] :
      ( ( ~ ( empty @ SV124 )
        | ~ ( relation @ SV124 )
        | ~ ( function @ SV124 )
        | ( one_to_one @ SV124 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[953]) ).

thf(1012,plain,
    ( ( ~ ~ ( ~ ~ ( empty @ sK6_A )
            | ~ ( epsilon_transitive @ sK6_A ) )
      | ~ ( epsilon_connected @ sK6_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[954]) ).

thf(1013,plain,
    ! [SV125: $i] :
      ( ( ~ ( ordinal @ SV125 )
        | ~ ( ~ ( ordinal @ ( sK3_B @ SV125 ) )
            | ~ ~ ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 )
                  | ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) ) )
        | ( being_limit_ordinal @ SV125 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[956]) ).

thf(1014,plain,
    ! [SV126: $i] :
      ( ( ~ ( ordinal @ SV126 )
        | ~ ( being_limit_ordinal @ SV126 )
        | ! [SY130: $i] :
            ( ~ ( ordinal @ SY130 )
            | ~ ( in @ SY130 @ SV126 )
            | ( in @ ( succ @ SY130 ) @ SV126 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[957]) ).

thf(1015,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                    | ~ ( relation_empty_yielding @ empty_set ) )
                              | ~ ( function @ empty_set ) )
                        | ~ ( one_to_one @ empty_set ) )
                  | ~ ( empty @ empty_set ) )
            | ~ ( epsilon_transitive @ empty_set ) )
      | ~ ( epsilon_connected @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[958]) ).

thf(1016,plain,
    ( ( empty @ sK9_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[960]) ).

thf(1017,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( epsilon_connected @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( epsilon_transitive @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[962]) ).

thf(1018,plain,
    ! [SV127: $i] :
      ( ( ~ ( empty @ SV127 )
        | ( ordinal @ SV127 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[963]) ).

thf(1019,plain,
    ( ( ~ ( empty @ sK11_A )
      | ~ ( relation @ sK11_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[964]) ).

thf(1020,plain,
    ( ( ( sK1_A
       != ( succ @ sK2_SY78 ) )
      | ~ ( ordinal @ sK2_SY78 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[968]) ).

thf(1021,plain,
    ( ( ~ ( relation @ sK4_A )
      | ~ ( relation_empty_yielding @ sK4_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[970]) ).

thf(1022,plain,
    ! [SV128: $i] :
      ( ( ~ ( ordinal @ SV128 )
        | ( epsilon_connected @ SV128 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[976]) ).

thf(1023,plain,
    ! [SV129: $i] :
      ( ( ~ ( ordinal @ SV129 )
        | ( epsilon_transitive @ SV129 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[977]) ).

thf(1024,plain,
    ! [SV130: $i] :
      ( ( ! [SY131: $i] :
            ( ~ ( element @ SV130 @ ( powerset @ SY131 ) )
            | ( subset @ SV130 @ SY131 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[980]) ).

thf(1025,plain,
    ! [SV131: $i] :
      ( ( ! [SY132: $i] :
            ( ~ ( subset @ SV131 @ SY132 )
            | ( element @ SV131 @ ( powerset @ SY132 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[981]) ).

thf(1026,plain,
    ! [SV132: $i] :
      ( ( ! [SY133: $i] :
            ( ~ ( ordinal @ SV132 )
            | ~ ( ordinal @ SY133 )
            | ~ ( ordinal_subset @ SV132 @ SY133 )
            | ( subset @ SV132 @ SY133 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[982]) ).

thf(1027,plain,
    ! [SV133: $i] :
      ( ( ! [SY134: $i] :
            ( ~ ( ordinal @ SV133 )
            | ~ ( ordinal @ SY134 )
            | ~ ( subset @ SV133 @ SY134 )
            | ( ordinal_subset @ SV133 @ SY134 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[983]) ).

thf(1028,plain,
    ( ( ~ ( epsilon_connected @ sK14_A )
      | ~ ( epsilon_transitive @ sK14_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[984]) ).

thf(1029,plain,
    ( ( ~ ( empty @ empty_set )
      | ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[986]) ).

thf(1030,plain,
    ! [SV78: $i,SV106: $i] :
      ( ( ( in @ SV106 @ SV78 )
        = $false )
      | ( ( in @ SV78 @ SV106 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[988]) ).

thf(1031,plain,
    ! [SV79: $i,SV107: $i] :
      ( ( ( proper_subset @ SV107 @ SV79 )
        = $false )
      | ( ( proper_subset @ SV79 @ SV107 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[989]) ).

thf(1032,plain,
    ! [SV82: $i] :
      ( ( ( epsilon_transitive @ SV82 )
        = $false )
      | ( ( epsilon_connected @ SV82 )
        = $false )
      | ( ( ordinal @ SV82 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[990]) ).

thf(1033,plain,
    ! [SV109: $i,SV84: $i] :
      ( ( ( ordinal @ SV84 )
        = $false )
      | ( ( ~ ( ordinal @ SV109 ) )
        = $true )
      | ( ( ( ordinal_subset @ SV84 @ SV109 )
          | ( ordinal_subset @ SV109 @ SV84 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[991]) ).

thf(1034,plain,
    ! [SV110: $i,SV88: $i] :
      ( ( ( relation @ SV88 )
        = $false )
      | ( ( ~ ( relation @ SV110 ) )
        = $true )
      | ( ( relation @ ( set_union2 @ SV88 @ SV110 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[992]) ).

thf(1035,plain,
    ! [SV93: $i,SV134: $i] :
      ( ( ( ~ ( ordinal @ SV134 ) )
        = $true )
      | ( ( ordinal @ SV93 )
        = $false )
      | ( ( ordinal_subset @ SV93 @ SV93 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[995]) ).

thf(1036,plain,
    ! [SV98: $i,SV121: $i] :
      ( ( ( ~ ( ordinal @ SV121 ) )
        = $true )
      | ( ( ~ ( proper_subset @ SV98 @ SV121 )
          | ( in @ SV98 @ SV121 ) )
        = $true )
      | ( ( epsilon_transitive @ SV98 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[997]) ).

thf(1037,plain,
    ! [SV99: $i,SV112: $i] :
      ( ( ( empty @ SV112 )
        = $true )
      | ( ( in @ SV99 @ SV112 )
        = $true )
      | ( ( element @ SV99 @ SV112 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[998]) ).

thf(1038,plain,
    ! [SV100: $i,SV119: $i,SV113: $i] :
      ( ( ( ~ ( element @ SV113 @ ( powerset @ SV119 ) ) )
        = $true )
      | ( ( ~ ( in @ SV100 @ SV113 ) )
        = $true )
      | ( ( element @ SV100 @ SV119 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[999]) ).

thf(1039,plain,
    ! [SV101: $i,SV120: $i,SV114: $i] :
      ( ( ( ~ ( element @ SV114 @ ( powerset @ SV120 ) ) )
        = $true )
      | ( ( ~ ( in @ SV101 @ SV114 ) )
        = $true )
      | ( ( ~ ( empty @ SV120 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1000]) ).

thf(1040,plain,
    ! [SV115: $i,SV103: $i] :
      ( ( ( in @ SV103 @ SV115 )
        = $false )
      | ( ( empty @ SV115 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1001]) ).

thf(1041,plain,
    ! [SV116: $i,SV104: $i] :
      ( ( ( empty @ SV104 )
        = $false )
      | ( ( SV104 = SV116 )
        = $true )
      | ( ( ~ ( empty @ SV116 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1002]) ).

thf(1042,plain,
    ! [SV105: $i] :
      ( ( ( ~ ! [SY125: $i] :
                ( ~ ( ordinal @ SY125 )
                | ~ ( in @ SV105 @ SY125 )
                | ( ordinal_subset @ ( succ @ SV105 ) @ SY125 ) ) )
        = $false )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1003]) ).

thf(1043,plain,
    ! [SV105: $i] :
      ( ( ( ~ ! [SY126: $i] :
                ( ~ ( ordinal @ SY126 )
                | ~ ( ordinal_subset @ ( succ @ SV105 ) @ SY126 )
                | ( in @ SV105 @ SY126 ) ) )
        = $false )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1003]) ).

thf(1044,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                              | ~ ( relation @ sK10_A ) )
                        | ~ ( one_to_one @ sK10_A ) )
                  | ~ ( empty @ sK10_A ) )
            | ~ ( epsilon_transitive @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1004]) ).

thf(1045,plain,
    ( ( ~ ( epsilon_connected @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1004]) ).

thf(1046,plain,
    ( ( ~ ( function @ sK7_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1005]) ).

thf(1047,plain,
    ( ( ~ ( relation @ sK7_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1005]) ).

thf(1048,plain,
    ! [SV135: $i,SV122: $i] :
      ( ( ( SV122 = SV135 )
        | ~ ( subset @ SV122 @ SV135 )
        | ( proper_subset @ SV122 @ SV135 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1006]) ).

thf(1049,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( SX0 != SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1007]) ).

thf(1050,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1007]) ).

thf(1051,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ~ ( empty @ ( succ @ SX0 ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( ordinal @ SX0 )
                  | ( epsilon_transitive @ ( succ @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1008]) ).

thf(1052,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1008]) ).

thf(1053,plain,
    ! [SV123: $i] :
      ( ( ( ~ ( ordinal @ SV123 ) )
        = $true )
      | ( ( ordinal @ ( succ @ SV123 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1009]) ).

thf(1054,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( function @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1010]) ).

thf(1055,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ~ ( relation @ SX0 )
            | ~ ( function @ SX0 )
            | ( relation @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1010]) ).

thf(1056,plain,
    ! [SV124: $i] :
      ( ( ( ~ ( empty @ SV124 )
          | ~ ( relation @ SV124 )
          | ~ ( function @ SV124 ) )
        = $true )
      | ( ( one_to_one @ SV124 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1011]) ).

thf(1057,plain,
    ( ( ~ ~ ( ~ ~ ( empty @ sK6_A )
            | ~ ( epsilon_transitive @ sK6_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1012]) ).

thf(1058,plain,
    ( ( ~ ( epsilon_connected @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1012]) ).

thf(1059,plain,
    ! [SV125: $i] :
      ( ( ( ~ ( ordinal @ SV125 ) )
        = $true )
      | ( ( ~ ( ~ ( ordinal @ ( sK3_B @ SV125 ) )
              | ~ ~ ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 )
                    | ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) ) )
          | ( being_limit_ordinal @ SV125 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1013]) ).

thf(1060,plain,
    ! [SV126: $i] :
      ( ( ( ~ ( ordinal @ SV126 ) )
        = $true )
      | ( ( ~ ( being_limit_ordinal @ SV126 )
          | ! [SY130: $i] :
              ( ~ ( ordinal @ SY130 )
              | ~ ( in @ SY130 @ SV126 )
              | ( in @ ( succ @ SY130 ) @ SV126 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1014]) ).

thf(1061,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                    | ~ ( relation_empty_yielding @ empty_set ) )
                              | ~ ( function @ empty_set ) )
                        | ~ ( one_to_one @ empty_set ) )
                  | ~ ( empty @ empty_set ) )
            | ~ ( epsilon_transitive @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1015]) ).

thf(1062,plain,
    ( ( ~ ( epsilon_connected @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1015]) ).

thf(1063,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( epsilon_connected @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1017]) ).

thf(1064,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ( epsilon_transitive @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1017]) ).

thf(1065,plain,
    ! [SV127: $i] :
      ( ( ( ~ ( empty @ SV127 ) )
        = $true )
      | ( ( ordinal @ SV127 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1018]) ).

thf(1066,plain,
    ( ( ~ ( empty @ sK11_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1019]) ).

thf(1067,plain,
    ( ( ~ ( relation @ sK11_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1019]) ).

thf(1068,plain,
    ( ( ( sK1_A
       != ( succ @ sK2_SY78 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1020]) ).

thf(1069,plain,
    ( ( ~ ( ordinal @ sK2_SY78 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1020]) ).

thf(1070,plain,
    ( ( ~ ( relation @ sK4_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1021]) ).

thf(1071,plain,
    ( ( ~ ( relation_empty_yielding @ sK4_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1021]) ).

thf(1072,plain,
    ! [SV128: $i] :
      ( ( ( ~ ( ordinal @ SV128 ) )
        = $true )
      | ( ( epsilon_connected @ SV128 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1022]) ).

thf(1073,plain,
    ! [SV129: $i] :
      ( ( ( ~ ( ordinal @ SV129 ) )
        = $true )
      | ( ( epsilon_transitive @ SV129 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1023]) ).

thf(1074,plain,
    ! [SV136: $i,SV130: $i] :
      ( ( ~ ( element @ SV130 @ ( powerset @ SV136 ) )
        | ( subset @ SV130 @ SV136 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1024]) ).

thf(1075,plain,
    ! [SV137: $i,SV131: $i] :
      ( ( ~ ( subset @ SV131 @ SV137 )
        | ( element @ SV131 @ ( powerset @ SV137 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1025]) ).

thf(1076,plain,
    ! [SV138: $i,SV132: $i] :
      ( ( ~ ( ordinal @ SV132 )
        | ~ ( ordinal @ SV138 )
        | ~ ( ordinal_subset @ SV132 @ SV138 )
        | ( subset @ SV132 @ SV138 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1026]) ).

thf(1077,plain,
    ! [SV139: $i,SV133: $i] :
      ( ( ~ ( ordinal @ SV133 )
        | ~ ( ordinal @ SV139 )
        | ~ ( subset @ SV133 @ SV139 )
        | ( ordinal_subset @ SV133 @ SV139 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1027]) ).

thf(1078,plain,
    ( ( ~ ( epsilon_connected @ sK14_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1028]) ).

thf(1079,plain,
    ( ( ~ ( epsilon_transitive @ sK14_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1028]) ).

thf(1080,plain,
    ( ( ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1029]) ).

thf(1081,plain,
    ( ( ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1029]) ).

thf(1082,plain,
    ! [SV84: $i,SV109: $i] :
      ( ( ( ordinal @ SV109 )
        = $false )
      | ( ( ordinal @ SV84 )
        = $false )
      | ( ( ( ordinal_subset @ SV84 @ SV109 )
          | ( ordinal_subset @ SV109 @ SV84 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1033]) ).

thf(1083,plain,
    ! [SV88: $i,SV110: $i] :
      ( ( ( relation @ SV110 )
        = $false )
      | ( ( relation @ SV88 )
        = $false )
      | ( ( relation @ ( set_union2 @ SV88 @ SV110 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1034]) ).

thf(1084,plain,
    ! [SV93: $i,SV134: $i] :
      ( ( ( ordinal @ SV134 )
        = $false )
      | ( ( ordinal @ SV93 )
        = $false )
      | ( ( ordinal_subset @ SV93 @ SV93 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1035]) ).

thf(1085,plain,
    ! [SV98: $i,SV121: $i] :
      ( ( ( ordinal @ SV121 )
        = $false )
      | ( ( ~ ( proper_subset @ SV98 @ SV121 )
          | ( in @ SV98 @ SV121 ) )
        = $true )
      | ( ( epsilon_transitive @ SV98 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1036]) ).

thf(1086,plain,
    ! [SV100: $i,SV119: $i,SV113: $i] :
      ( ( ( element @ SV113 @ ( powerset @ SV119 ) )
        = $false )
      | ( ( ~ ( in @ SV100 @ SV113 ) )
        = $true )
      | ( ( element @ SV100 @ SV119 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1038]) ).

thf(1087,plain,
    ! [SV101: $i,SV120: $i,SV114: $i] :
      ( ( ( element @ SV114 @ ( powerset @ SV120 ) )
        = $false )
      | ( ( ~ ( in @ SV101 @ SV114 ) )
        = $true )
      | ( ( ~ ( empty @ SV120 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1039]) ).

thf(1088,plain,
    ! [SV104: $i,SV116: $i] :
      ( ( ( empty @ SV116 )
        = $false )
      | ( ( SV104 = SV116 )
        = $true )
      | ( ( empty @ SV104 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1041]) ).

thf(1089,plain,
    ! [SV105: $i] :
      ( ( ( ! [SY125: $i] :
              ( ~ ( ordinal @ SY125 )
              | ~ ( in @ SV105 @ SY125 )
              | ( ordinal_subset @ ( succ @ SV105 ) @ SY125 ) ) )
        = $true )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1042]) ).

thf(1090,plain,
    ! [SV105: $i] :
      ( ( ( ! [SY126: $i] :
              ( ~ ( ordinal @ SY126 )
              | ~ ( ordinal_subset @ ( succ @ SV105 ) @ SY126 )
              | ( in @ SV105 @ SY126 ) ) )
        = $true )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1043]) ).

thf(1091,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                            | ~ ( relation @ sK10_A ) )
                      | ~ ( one_to_one @ sK10_A ) )
                | ~ ( empty @ sK10_A ) )
          | ~ ( epsilon_transitive @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1044]) ).

thf(1092,plain,
    ( ( epsilon_connected @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1045]) ).

thf(1093,plain,
    ( ( function @ sK7_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1046]) ).

thf(1094,plain,
    ( ( relation @ sK7_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1047]) ).

thf(1095,plain,
    ! [SV135: $i,SV122: $i] :
      ( ( ( ( SV122 = SV135 )
          | ~ ( subset @ SV122 @ SV135 ) )
        = $true )
      | ( ( proper_subset @ SV122 @ SV135 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1048]) ).

thf(1096,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( proper_subset @ SX0 @ SX1 )
          | ( SX0 != SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1049]) ).

thf(1097,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( proper_subset @ SX0 @ SX1 )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1050]) ).

thf(1098,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ~ ( empty @ ( succ @ SX0 ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( ordinal @ SX0 )
                | ( epsilon_transitive @ ( succ @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1051]) ).

thf(1099,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( epsilon_connected @ ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1052]) ).

thf(1100,plain,
    ! [SV123: $i] :
      ( ( ( ordinal @ SV123 )
        = $false )
      | ( ( ordinal @ ( succ @ SV123 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1053]) ).

thf(1101,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ~ ( relation @ SX0 )
          | ~ ( function @ SX0 )
          | ( function @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1054]) ).

thf(1102,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ~ ( relation @ SX0 )
          | ~ ( function @ SX0 )
          | ( relation @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1055]) ).

thf(1103,plain,
    ! [SV124: $i] :
      ( ( ( ~ ( empty @ SV124 )
          | ~ ( relation @ SV124 ) )
        = $true )
      | ( ( ~ ( function @ SV124 ) )
        = $true )
      | ( ( one_to_one @ SV124 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1056]) ).

thf(1104,plain,
    ( ( ~ ( ~ ~ ( empty @ sK6_A )
          | ~ ( epsilon_transitive @ sK6_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1057]) ).

thf(1105,plain,
    ( ( epsilon_connected @ sK6_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1058]) ).

thf(1106,plain,
    ! [SV125: $i] :
      ( ( ( ordinal @ SV125 )
        = $false )
      | ( ( ~ ( ~ ( ordinal @ ( sK3_B @ SV125 ) )
              | ~ ~ ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 )
                    | ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) ) )
          | ( being_limit_ordinal @ SV125 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1059]) ).

thf(1107,plain,
    ! [SV126: $i] :
      ( ( ( ordinal @ SV126 )
        = $false )
      | ( ( ~ ( being_limit_ordinal @ SV126 )
          | ! [SY130: $i] :
              ( ~ ( ordinal @ SY130 )
              | ~ ( in @ SY130 @ SV126 )
              | ( in @ ( succ @ SY130 ) @ SV126 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1060]) ).

thf(1108,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                                  | ~ ( relation_empty_yielding @ empty_set ) )
                            | ~ ( function @ empty_set ) )
                      | ~ ( one_to_one @ empty_set ) )
                | ~ ( empty @ empty_set ) )
          | ~ ( epsilon_transitive @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1061]) ).

thf(1109,plain,
    ( ( epsilon_connected @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1062]) ).

thf(1110,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ( epsilon_connected @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1063]) ).

thf(1111,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ( epsilon_transitive @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1064]) ).

thf(1112,plain,
    ! [SV127: $i] :
      ( ( ( empty @ SV127 )
        = $false )
      | ( ( ordinal @ SV127 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1065]) ).

thf(1113,plain,
    ( ( empty @ sK11_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1066]) ).

thf(1114,plain,
    ( ( relation @ sK11_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1067]) ).

thf(1115,plain,
    ( ( sK1_A
      = ( succ @ sK2_SY78 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1068]) ).

thf(1116,plain,
    ( ( ordinal @ sK2_SY78 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1069]) ).

thf(1117,plain,
    ( ( relation @ sK4_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1070]) ).

thf(1118,plain,
    ( ( relation_empty_yielding @ sK4_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1071]) ).

thf(1119,plain,
    ! [SV128: $i] :
      ( ( ( ordinal @ SV128 )
        = $false )
      | ( ( epsilon_connected @ SV128 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1072]) ).

thf(1120,plain,
    ! [SV129: $i] :
      ( ( ( ordinal @ SV129 )
        = $false )
      | ( ( epsilon_transitive @ SV129 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1073]) ).

thf(1121,plain,
    ! [SV136: $i,SV130: $i] :
      ( ( ( ~ ( element @ SV130 @ ( powerset @ SV136 ) ) )
        = $true )
      | ( ( subset @ SV130 @ SV136 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1074]) ).

thf(1122,plain,
    ! [SV137: $i,SV131: $i] :
      ( ( ( ~ ( subset @ SV131 @ SV137 ) )
        = $true )
      | ( ( element @ SV131 @ ( powerset @ SV137 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1075]) ).

thf(1123,plain,
    ! [SV138: $i,SV132: $i] :
      ( ( ( ~ ( ordinal @ SV132 )
          | ~ ( ordinal @ SV138 ) )
        = $true )
      | ( ( ~ ( ordinal_subset @ SV132 @ SV138 )
          | ( subset @ SV132 @ SV138 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1076]) ).

thf(1124,plain,
    ! [SV139: $i,SV133: $i] :
      ( ( ( ~ ( ordinal @ SV133 )
          | ~ ( ordinal @ SV139 ) )
        = $true )
      | ( ( ~ ( subset @ SV133 @ SV139 )
          | ( ordinal_subset @ SV133 @ SV139 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1077]) ).

thf(1125,plain,
    ( ( epsilon_connected @ sK14_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1078]) ).

thf(1126,plain,
    ( ( epsilon_transitive @ sK14_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1079]) ).

thf(1127,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1080]) ).

thf(1128,plain,
    ( ( relation @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1081]) ).

thf(1129,plain,
    ! [SV109: $i,SV84: $i] :
      ( ( ( ordinal_subset @ SV84 @ SV109 )
        = $true )
      | ( ( ordinal_subset @ SV109 @ SV84 )
        = $true )
      | ( ( ordinal @ SV84 )
        = $false )
      | ( ( ordinal @ SV109 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1082]) ).

thf(1130,plain,
    ! [SV121: $i,SV98: $i] :
      ( ( ( ~ ( proper_subset @ SV98 @ SV121 ) )
        = $true )
      | ( ( in @ SV98 @ SV121 )
        = $true )
      | ( ( ordinal @ SV121 )
        = $false )
      | ( ( epsilon_transitive @ SV98 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1085]) ).

thf(1131,plain,
    ! [SV119: $i,SV113: $i,SV100: $i] :
      ( ( ( in @ SV100 @ SV113 )
        = $false )
      | ( ( element @ SV113 @ ( powerset @ SV119 ) )
        = $false )
      | ( ( element @ SV100 @ SV119 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1086]) ).

thf(1132,plain,
    ! [SV120: $i,SV114: $i,SV101: $i] :
      ( ( ( in @ SV101 @ SV114 )
        = $false )
      | ( ( element @ SV114 @ ( powerset @ SV120 ) )
        = $false )
      | ( ( ~ ( empty @ SV120 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1087]) ).

thf(1133,plain,
    ! [SV105: $i,SV140: $i] :
      ( ( ( ~ ( ordinal @ SV140 )
          | ~ ( in @ SV105 @ SV140 )
          | ( ordinal_subset @ ( succ @ SV105 ) @ SV140 ) )
        = $true )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1089]) ).

thf(1134,plain,
    ! [SV105: $i,SV141: $i] :
      ( ( ( ~ ( ordinal @ SV141 )
          | ~ ( ordinal_subset @ ( succ @ SV105 ) @ SV141 )
          | ( in @ SV105 @ SV141 ) )
        = $true )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1090]) ).

thf(1135,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                        | ~ ( relation @ sK10_A ) )
                  | ~ ( one_to_one @ sK10_A ) )
            | ~ ( empty @ sK10_A ) )
      | ~ ( epsilon_transitive @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1091]) ).

thf(1136,plain,
    ! [SV135: $i,SV122: $i] :
      ( ( ( SV122 = SV135 )
        = $true )
      | ( ( ~ ( subset @ SV122 @ SV135 ) )
        = $true )
      | ( ( proper_subset @ SV122 @ SV135 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1095]) ).

thf(1137,plain,
    ! [SV142: $i] :
      ( ( ! [SY135: $i] :
            ( ~ ( proper_subset @ SV142 @ SY135 )
            | ( SV142 != SY135 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1096]) ).

thf(1138,plain,
    ! [SV143: $i] :
      ( ( ! [SY136: $i] :
            ( ~ ( proper_subset @ SV143 @ SY136 )
            | ( subset @ SV143 @ SY136 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1097]) ).

thf(1139,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( empty @ ( succ @ SX0 ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1098]) ).

thf(1140,plain,
    ! [SV144: $i] :
      ( ( ~ ( ordinal @ SV144 )
        | ( epsilon_connected @ ( succ @ SV144 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1099]) ).

thf(1141,plain,
    ! [SV145: $i] :
      ( ( ~ ( empty @ SV145 )
        | ~ ( relation @ SV145 )
        | ~ ( function @ SV145 )
        | ( function @ SV145 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1101]) ).

thf(1142,plain,
    ! [SV146: $i] :
      ( ( ~ ( empty @ SV146 )
        | ~ ( relation @ SV146 )
        | ~ ( function @ SV146 )
        | ( relation @ SV146 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1102]) ).

thf(1143,plain,
    ! [SV124: $i] :
      ( ( ( ~ ( empty @ SV124 ) )
        = $true )
      | ( ( ~ ( relation @ SV124 ) )
        = $true )
      | ( ( ~ ( function @ SV124 ) )
        = $true )
      | ( ( one_to_one @ SV124 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1103]) ).

thf(1144,plain,
    ( ( ~ ~ ( empty @ sK6_A )
      | ~ ( epsilon_transitive @ sK6_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1104]) ).

thf(1145,plain,
    ! [SV125: $i] :
      ( ( ( ~ ( ~ ( ordinal @ ( sK3_B @ SV125 ) )
              | ~ ~ ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 )
                    | ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) ) ) )
        = $true )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1106]) ).

thf(1146,plain,
    ! [SV126: $i] :
      ( ( ( ~ ( being_limit_ordinal @ SV126 ) )
        = $true )
      | ( ( ! [SY130: $i] :
              ( ~ ( ordinal @ SY130 )
              | ~ ( in @ SY130 @ SV126 )
              | ( in @ ( succ @ SY130 ) @ SV126 ) ) )
        = $true )
      | ( ( ordinal @ SV126 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1107]) ).

thf(1147,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                              | ~ ( relation_empty_yielding @ empty_set ) )
                        | ~ ( function @ empty_set ) )
                  | ~ ( one_to_one @ empty_set ) )
            | ~ ( empty @ empty_set ) )
      | ~ ( epsilon_transitive @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1108]) ).

thf(1148,plain,
    ! [SV147: $i] :
      ( ( ~ ( empty @ SV147 )
        | ( epsilon_connected @ SV147 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1110]) ).

thf(1149,plain,
    ! [SV148: $i] :
      ( ( ~ ( empty @ SV148 )
        | ( epsilon_transitive @ SV148 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1111]) ).

thf(1150,plain,
    ! [SV136: $i,SV130: $i] :
      ( ( ( element @ SV130 @ ( powerset @ SV136 ) )
        = $false )
      | ( ( subset @ SV130 @ SV136 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1121]) ).

thf(1151,plain,
    ! [SV137: $i,SV131: $i] :
      ( ( ( subset @ SV131 @ SV137 )
        = $false )
      | ( ( element @ SV131 @ ( powerset @ SV137 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1122]) ).

thf(1152,plain,
    ! [SV138: $i,SV132: $i] :
      ( ( ( ~ ( ordinal @ SV132 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV138 ) )
        = $true )
      | ( ( ~ ( ordinal_subset @ SV132 @ SV138 )
          | ( subset @ SV132 @ SV138 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1123]) ).

thf(1153,plain,
    ! [SV139: $i,SV133: $i] :
      ( ( ( ~ ( ordinal @ SV133 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV139 ) )
        = $true )
      | ( ( ~ ( subset @ SV133 @ SV139 )
          | ( ordinal_subset @ SV133 @ SV139 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1124]) ).

thf(1154,plain,
    ! [SV121: $i,SV98: $i] :
      ( ( ( proper_subset @ SV98 @ SV121 )
        = $false )
      | ( ( in @ SV98 @ SV121 )
        = $true )
      | ( ( ordinal @ SV121 )
        = $false )
      | ( ( epsilon_transitive @ SV98 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1130]) ).

thf(1155,plain,
    ! [SV101: $i,SV114: $i,SV120: $i] :
      ( ( ( empty @ SV120 )
        = $false )
      | ( ( element @ SV114 @ ( powerset @ SV120 ) )
        = $false )
      | ( ( in @ SV101 @ SV114 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1132]) ).

thf(1156,plain,
    ! [SV105: $i,SV140: $i] :
      ( ( ( ~ ( ordinal @ SV140 ) )
        = $true )
      | ( ( ~ ( in @ SV105 @ SV140 )
          | ( ordinal_subset @ ( succ @ SV105 ) @ SV140 ) )
        = $true )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1133]) ).

thf(1157,plain,
    ! [SV105: $i,SV141: $i] :
      ( ( ( ~ ( ordinal @ SV141 ) )
        = $true )
      | ( ( ~ ( ordinal_subset @ ( succ @ SV105 ) @ SV141 )
          | ( in @ SV105 @ SV141 ) )
        = $true )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1134]) ).

thf(1158,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                        | ~ ( relation @ sK10_A ) )
                  | ~ ( one_to_one @ sK10_A ) )
            | ~ ( empty @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1135]) ).

thf(1159,plain,
    ( ( ~ ( epsilon_transitive @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1135]) ).

thf(1160,plain,
    ! [SV135: $i,SV122: $i] :
      ( ( ( subset @ SV122 @ SV135 )
        = $false )
      | ( ( SV122 = SV135 )
        = $true )
      | ( ( proper_subset @ SV122 @ SV135 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1136]) ).

thf(1161,plain,
    ! [SV149: $i,SV142: $i] :
      ( ( ~ ( proper_subset @ SV142 @ SV149 )
        | ( SV142 != SV149 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1137]) ).

thf(1162,plain,
    ! [SV150: $i,SV143: $i] :
      ( ( ~ ( proper_subset @ SV143 @ SV150 )
        | ( subset @ SV143 @ SV150 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1138]) ).

thf(1163,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ~ ( empty @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1139]) ).

thf(1164,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ordinal @ SX0 )
            | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1139]) ).

thf(1165,plain,
    ! [SV144: $i] :
      ( ( ( ~ ( ordinal @ SV144 ) )
        = $true )
      | ( ( epsilon_connected @ ( succ @ SV144 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1140]) ).

thf(1166,plain,
    ! [SV145: $i] :
      ( ( ( ~ ( empty @ SV145 )
          | ~ ( relation @ SV145 )
          | ~ ( function @ SV145 ) )
        = $true )
      | ( ( function @ SV145 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1141]) ).

thf(1167,plain,
    ! [SV146: $i] :
      ( ( ( ~ ( empty @ SV146 )
          | ~ ( relation @ SV146 )
          | ~ ( function @ SV146 ) )
        = $true )
      | ( ( relation @ SV146 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1142]) ).

thf(1168,plain,
    ! [SV124: $i] :
      ( ( ( empty @ SV124 )
        = $false )
      | ( ( ~ ( relation @ SV124 ) )
        = $true )
      | ( ( ~ ( function @ SV124 ) )
        = $true )
      | ( ( one_to_one @ SV124 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1143]) ).

thf(1169,plain,
    ( ( ~ ~ ( empty @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1144]) ).

thf(1170,plain,
    ( ( ~ ( epsilon_transitive @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1144]) ).

thf(1171,plain,
    ! [SV125: $i] :
      ( ( ( ~ ( ordinal @ ( sK3_B @ SV125 ) )
          | ~ ~ ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 )
                | ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) ) )
        = $false )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1145]) ).

thf(1172,plain,
    ! [SV126: $i] :
      ( ( ( being_limit_ordinal @ SV126 )
        = $false )
      | ( ( ! [SY130: $i] :
              ( ~ ( ordinal @ SY130 )
              | ~ ( in @ SY130 @ SV126 )
              | ( in @ ( succ @ SY130 ) @ SV126 ) ) )
        = $true )
      | ( ( ordinal @ SV126 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1146]) ).

thf(1173,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                              | ~ ( relation_empty_yielding @ empty_set ) )
                        | ~ ( function @ empty_set ) )
                  | ~ ( one_to_one @ empty_set ) )
            | ~ ( empty @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1147]) ).

thf(1174,plain,
    ( ( ~ ( epsilon_transitive @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1147]) ).

thf(1175,plain,
    ! [SV147: $i] :
      ( ( ( ~ ( empty @ SV147 ) )
        = $true )
      | ( ( epsilon_connected @ SV147 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1148]) ).

thf(1176,plain,
    ! [SV148: $i] :
      ( ( ( ~ ( empty @ SV148 ) )
        = $true )
      | ( ( epsilon_transitive @ SV148 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1149]) ).

thf(1177,plain,
    ! [SV138: $i,SV132: $i] :
      ( ( ( ordinal @ SV132 )
        = $false )
      | ( ( ~ ( ordinal @ SV138 ) )
        = $true )
      | ( ( ~ ( ordinal_subset @ SV132 @ SV138 )
          | ( subset @ SV132 @ SV138 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1152]) ).

thf(1178,plain,
    ! [SV139: $i,SV133: $i] :
      ( ( ( ordinal @ SV133 )
        = $false )
      | ( ( ~ ( ordinal @ SV139 ) )
        = $true )
      | ( ( ~ ( subset @ SV133 @ SV139 )
          | ( ordinal_subset @ SV133 @ SV139 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1153]) ).

thf(1179,plain,
    ! [SV105: $i,SV140: $i] :
      ( ( ( ordinal @ SV140 )
        = $false )
      | ( ( ~ ( in @ SV105 @ SV140 )
          | ( ordinal_subset @ ( succ @ SV105 ) @ SV140 ) )
        = $true )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1156]) ).

thf(1180,plain,
    ! [SV105: $i,SV141: $i] :
      ( ( ( ordinal @ SV141 )
        = $false )
      | ( ( ~ ( ordinal_subset @ ( succ @ SV105 ) @ SV141 )
          | ( in @ SV105 @ SV141 ) )
        = $true )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1157]) ).

thf(1181,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                      | ~ ( relation @ sK10_A ) )
                | ~ ( one_to_one @ sK10_A ) )
          | ~ ( empty @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1158]) ).

thf(1182,plain,
    ( ( epsilon_transitive @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1159]) ).

thf(1183,plain,
    ! [SV149: $i,SV142: $i] :
      ( ( ( ~ ( proper_subset @ SV142 @ SV149 ) )
        = $true )
      | ( ( ( SV142 != SV149 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1161]) ).

thf(1184,plain,
    ! [SV150: $i,SV143: $i] :
      ( ( ( ~ ( proper_subset @ SV143 @ SV150 ) )
        = $true )
      | ( ( subset @ SV143 @ SV150 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1162]) ).

thf(1185,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ~ ( empty @ ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1163]) ).

thf(1186,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ordinal @ SX0 )
          | ( epsilon_transitive @ ( succ @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1164]) ).

thf(1187,plain,
    ! [SV144: $i] :
      ( ( ( ordinal @ SV144 )
        = $false )
      | ( ( epsilon_connected @ ( succ @ SV144 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1165]) ).

thf(1188,plain,
    ! [SV145: $i] :
      ( ( ( ~ ( empty @ SV145 )
          | ~ ( relation @ SV145 ) )
        = $true )
      | ( ( ~ ( function @ SV145 ) )
        = $true )
      | ( ( function @ SV145 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1166]) ).

thf(1189,plain,
    ! [SV146: $i] :
      ( ( ( ~ ( empty @ SV146 )
          | ~ ( relation @ SV146 ) )
        = $true )
      | ( ( ~ ( function @ SV146 ) )
        = $true )
      | ( ( relation @ SV146 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1167]) ).

thf(1190,plain,
    ! [SV124: $i] :
      ( ( ( relation @ SV124 )
        = $false )
      | ( ( empty @ SV124 )
        = $false )
      | ( ( ~ ( function @ SV124 ) )
        = $true )
      | ( ( one_to_one @ SV124 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1168]) ).

thf(1191,plain,
    ( ( ~ ( empty @ sK6_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1169]) ).

thf(1192,plain,
    ( ( epsilon_transitive @ sK6_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1170]) ).

thf(1193,plain,
    ! [SV125: $i] :
      ( ( ( ~ ( ordinal @ ( sK3_B @ SV125 ) ) )
        = $false )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1171]) ).

thf(1194,plain,
    ! [SV125: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 )
                | ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) ) )
        = $false )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1171]) ).

thf(1195,plain,
    ! [SV126: $i,SV151: $i] :
      ( ( ( ~ ( ordinal @ SV151 )
          | ~ ( in @ SV151 @ SV126 )
          | ( in @ ( succ @ SV151 ) @ SV126 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV126 )
        = $false )
      | ( ( ordinal @ SV126 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1172]) ).

thf(1196,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                            | ~ ( relation_empty_yielding @ empty_set ) )
                      | ~ ( function @ empty_set ) )
                | ~ ( one_to_one @ empty_set ) )
          | ~ ( empty @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1173]) ).

thf(1197,plain,
    ( ( epsilon_transitive @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1174]) ).

thf(1198,plain,
    ! [SV147: $i] :
      ( ( ( empty @ SV147 )
        = $false )
      | ( ( epsilon_connected @ SV147 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1175]) ).

thf(1199,plain,
    ! [SV148: $i] :
      ( ( ( empty @ SV148 )
        = $false )
      | ( ( epsilon_transitive @ SV148 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1176]) ).

thf(1200,plain,
    ! [SV132: $i,SV138: $i] :
      ( ( ( ordinal @ SV138 )
        = $false )
      | ( ( ordinal @ SV132 )
        = $false )
      | ( ( ~ ( ordinal_subset @ SV132 @ SV138 )
          | ( subset @ SV132 @ SV138 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1177]) ).

thf(1201,plain,
    ! [SV133: $i,SV139: $i] :
      ( ( ( ordinal @ SV139 )
        = $false )
      | ( ( ordinal @ SV133 )
        = $false )
      | ( ( ~ ( subset @ SV133 @ SV139 )
          | ( ordinal_subset @ SV133 @ SV139 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1178]) ).

thf(1202,plain,
    ! [SV140: $i,SV105: $i] :
      ( ( ( ~ ( in @ SV105 @ SV140 ) )
        = $true )
      | ( ( ordinal_subset @ ( succ @ SV105 ) @ SV140 )
        = $true )
      | ( ( ordinal @ SV140 )
        = $false )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1179]) ).

thf(1203,plain,
    ! [SV141: $i,SV105: $i] :
      ( ( ( ~ ( ordinal_subset @ ( succ @ SV105 ) @ SV141 ) )
        = $true )
      | ( ( in @ SV105 @ SV141 )
        = $true )
      | ( ( ordinal @ SV141 )
        = $false )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1180]) ).

thf(1204,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                  | ~ ( relation @ sK10_A ) )
            | ~ ( one_to_one @ sK10_A ) )
      | ~ ( empty @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1181]) ).

thf(1205,plain,
    ! [SV149: $i,SV142: $i] :
      ( ( ( proper_subset @ SV142 @ SV149 )
        = $false )
      | ( ( ( SV142 != SV149 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1183]) ).

thf(1206,plain,
    ! [SV150: $i,SV143: $i] :
      ( ( ( proper_subset @ SV143 @ SV150 )
        = $false )
      | ( ( subset @ SV143 @ SV150 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1184]) ).

thf(1207,plain,
    ! [SV152: $i] :
      ( ( ~ ( ordinal @ SV152 )
        | ~ ( empty @ ( succ @ SV152 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1185]) ).

thf(1208,plain,
    ! [SV153: $i] :
      ( ( ~ ( ordinal @ SV153 )
        | ( epsilon_transitive @ ( succ @ SV153 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1186]) ).

thf(1209,plain,
    ! [SV145: $i] :
      ( ( ( ~ ( empty @ SV145 ) )
        = $true )
      | ( ( ~ ( relation @ SV145 ) )
        = $true )
      | ( ( ~ ( function @ SV145 ) )
        = $true )
      | ( ( function @ SV145 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1188]) ).

thf(1210,plain,
    ! [SV146: $i] :
      ( ( ( ~ ( empty @ SV146 ) )
        = $true )
      | ( ( ~ ( relation @ SV146 ) )
        = $true )
      | ( ( ~ ( function @ SV146 ) )
        = $true )
      | ( ( relation @ SV146 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1189]) ).

thf(1211,plain,
    ! [SV124: $i] :
      ( ( ( function @ SV124 )
        = $false )
      | ( ( empty @ SV124 )
        = $false )
      | ( ( relation @ SV124 )
        = $false )
      | ( ( one_to_one @ SV124 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1190]) ).

thf(1212,plain,
    ( ( empty @ sK6_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1191]) ).

thf(1213,plain,
    ! [SV125: $i] :
      ( ( ( ordinal @ ( sK3_B @ SV125 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1193]) ).

thf(1214,plain,
    ! [SV125: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 )
              | ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) ) )
        = $true )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1194]) ).

thf(1215,plain,
    ! [SV126: $i,SV151: $i] :
      ( ( ( ~ ( ordinal @ SV151 ) )
        = $true )
      | ( ( ~ ( in @ SV151 @ SV126 )
          | ( in @ ( succ @ SV151 ) @ SV126 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV126 )
        = $false )
      | ( ( ordinal @ SV126 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1195]) ).

thf(1216,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                        | ~ ( relation_empty_yielding @ empty_set ) )
                  | ~ ( function @ empty_set ) )
            | ~ ( one_to_one @ empty_set ) )
      | ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1196]) ).

thf(1217,plain,
    ! [SV138: $i,SV132: $i] :
      ( ( ( ~ ( ordinal_subset @ SV132 @ SV138 ) )
        = $true )
      | ( ( subset @ SV132 @ SV138 )
        = $true )
      | ( ( ordinal @ SV132 )
        = $false )
      | ( ( ordinal @ SV138 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1200]) ).

thf(1218,plain,
    ! [SV139: $i,SV133: $i] :
      ( ( ( ~ ( subset @ SV133 @ SV139 ) )
        = $true )
      | ( ( ordinal_subset @ SV133 @ SV139 )
        = $true )
      | ( ( ordinal @ SV133 )
        = $false )
      | ( ( ordinal @ SV139 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1201]) ).

thf(1219,plain,
    ! [SV140: $i,SV105: $i] :
      ( ( ( in @ SV105 @ SV140 )
        = $false )
      | ( ( ordinal_subset @ ( succ @ SV105 ) @ SV140 )
        = $true )
      | ( ( ordinal @ SV140 )
        = $false )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1202]) ).

thf(1220,plain,
    ! [SV141: $i,SV105: $i] :
      ( ( ( ordinal_subset @ ( succ @ SV105 ) @ SV141 )
        = $false )
      | ( ( in @ SV105 @ SV141 )
        = $true )
      | ( ( ordinal @ SV141 )
        = $false )
      | ( ( ordinal @ SV105 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1203]) ).

thf(1221,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( function @ sK10_A )
                  | ~ ( relation @ sK10_A ) )
            | ~ ( one_to_one @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1204]) ).

thf(1222,plain,
    ( ( ~ ( empty @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1204]) ).

thf(1223,plain,
    ! [SV149: $i,SV142: $i] :
      ( ( ( SV142 = SV149 )
        = $false )
      | ( ( proper_subset @ SV142 @ SV149 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1205]) ).

thf(1224,plain,
    ! [SV152: $i] :
      ( ( ( ~ ( ordinal @ SV152 ) )
        = $true )
      | ( ( ~ ( empty @ ( succ @ SV152 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1207]) ).

thf(1225,plain,
    ! [SV153: $i] :
      ( ( ( ~ ( ordinal @ SV153 ) )
        = $true )
      | ( ( epsilon_transitive @ ( succ @ SV153 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1208]) ).

thf(1226,plain,
    ! [SV145: $i] :
      ( ( ( empty @ SV145 )
        = $false )
      | ( ( ~ ( relation @ SV145 ) )
        = $true )
      | ( ( ~ ( function @ SV145 ) )
        = $true )
      | ( ( function @ SV145 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1209]) ).

thf(1227,plain,
    ! [SV146: $i] :
      ( ( ( empty @ SV146 )
        = $false )
      | ( ( ~ ( relation @ SV146 ) )
        = $true )
      | ( ( ~ ( function @ SV146 ) )
        = $true )
      | ( ( relation @ SV146 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1210]) ).

thf(1228,plain,
    ! [SV125: $i] :
      ( ( ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 )
          | ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) )
        = $false )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1214]) ).

thf(1229,plain,
    ! [SV126: $i,SV151: $i] :
      ( ( ( ordinal @ SV151 )
        = $false )
      | ( ( ~ ( in @ SV151 @ SV126 )
          | ( in @ ( succ @ SV151 ) @ SV126 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV126 )
        = $false )
      | ( ( ordinal @ SV126 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1215]) ).

thf(1230,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                        | ~ ( relation_empty_yielding @ empty_set ) )
                  | ~ ( function @ empty_set ) )
            | ~ ( one_to_one @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1216]) ).

thf(1231,plain,
    ( ( ~ ( empty @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1216]) ).

thf(1232,plain,
    ! [SV138: $i,SV132: $i] :
      ( ( ( ordinal_subset @ SV132 @ SV138 )
        = $false )
      | ( ( subset @ SV132 @ SV138 )
        = $true )
      | ( ( ordinal @ SV132 )
        = $false )
      | ( ( ordinal @ SV138 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1217]) ).

thf(1233,plain,
    ! [SV139: $i,SV133: $i] :
      ( ( ( subset @ SV133 @ SV139 )
        = $false )
      | ( ( ordinal_subset @ SV133 @ SV139 )
        = $true )
      | ( ( ordinal @ SV133 )
        = $false )
      | ( ( ordinal @ SV139 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1218]) ).

thf(1234,plain,
    ( ( ~ ( ~ ~ ( ~ ( function @ sK10_A )
                | ~ ( relation @ sK10_A ) )
          | ~ ( one_to_one @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1221]) ).

thf(1235,plain,
    ( ( empty @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1222]) ).

thf(1236,plain,
    ! [SV152: $i] :
      ( ( ( ordinal @ SV152 )
        = $false )
      | ( ( ~ ( empty @ ( succ @ SV152 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1224]) ).

thf(1237,plain,
    ! [SV153: $i] :
      ( ( ( ordinal @ SV153 )
        = $false )
      | ( ( epsilon_transitive @ ( succ @ SV153 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1225]) ).

thf(1238,plain,
    ! [SV145: $i] :
      ( ( ( relation @ SV145 )
        = $false )
      | ( ( empty @ SV145 )
        = $false )
      | ( ( ~ ( function @ SV145 ) )
        = $true )
      | ( ( function @ SV145 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1226]) ).

thf(1239,plain,
    ! [SV146: $i] :
      ( ( ( relation @ SV146 )
        = $false )
      | ( ( empty @ SV146 )
        = $false )
      | ( ( ~ ( function @ SV146 ) )
        = $true )
      | ( ( relation @ SV146 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1227]) ).

thf(1240,plain,
    ! [SV125: $i] :
      ( ( ( ~ ( in @ ( sK3_B @ SV125 ) @ SV125 ) )
        = $false )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1228]) ).

thf(1241,plain,
    ! [SV125: $i] :
      ( ( ( ~ ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) )
        = $false )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1228]) ).

thf(1242,plain,
    ! [SV126: $i,SV151: $i] :
      ( ( ( ~ ( in @ SV151 @ SV126 ) )
        = $true )
      | ( ( in @ ( succ @ SV151 ) @ SV126 )
        = $true )
      | ( ( ordinal @ SV151 )
        = $false )
      | ( ( being_limit_ordinal @ SV126 )
        = $false )
      | ( ( ordinal @ SV126 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1229]) ).

thf(1243,plain,
    ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                      | ~ ( relation_empty_yielding @ empty_set ) )
                | ~ ( function @ empty_set ) )
          | ~ ( one_to_one @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1230]) ).

thf(1244,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1231]) ).

thf(1245,plain,
    ( ( ~ ~ ( ~ ( function @ sK10_A )
            | ~ ( relation @ sK10_A ) )
      | ~ ( one_to_one @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1234]) ).

thf(1246,plain,
    ! [SV152: $i] :
      ( ( ( empty @ ( succ @ SV152 ) )
        = $false )
      | ( ( ordinal @ SV152 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1236]) ).

thf(1247,plain,
    ! [SV145: $i] :
      ( ( ( function @ SV145 )
        = $false )
      | ( ( empty @ SV145 )
        = $false )
      | ( ( relation @ SV145 )
        = $false )
      | ( ( function @ SV145 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1238]) ).

thf(1248,plain,
    ! [SV146: $i] :
      ( ( ( function @ SV146 )
        = $false )
      | ( ( empty @ SV146 )
        = $false )
      | ( ( relation @ SV146 )
        = $false )
      | ( ( relation @ SV146 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1239]) ).

thf(1249,plain,
    ! [SV125: $i] :
      ( ( ( in @ ( sK3_B @ SV125 ) @ SV125 )
        = $true )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1240]) ).

thf(1250,plain,
    ! [SV125: $i] :
      ( ( ( ~ ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 ) )
        = $true )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1241]) ).

thf(1251,plain,
    ! [SV126: $i,SV151: $i] :
      ( ( ( in @ SV151 @ SV126 )
        = $false )
      | ( ( in @ ( succ @ SV151 ) @ SV126 )
        = $true )
      | ( ( ordinal @ SV151 )
        = $false )
      | ( ( being_limit_ordinal @ SV126 )
        = $false )
      | ( ( ordinal @ SV126 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1242]) ).

thf(1252,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                  | ~ ( relation_empty_yielding @ empty_set ) )
            | ~ ( function @ empty_set ) )
      | ~ ( one_to_one @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1243]) ).

thf(1253,plain,
    ( ( ~ ~ ( ~ ( function @ sK10_A )
            | ~ ( relation @ sK10_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1245]) ).

thf(1254,plain,
    ( ( ~ ( one_to_one @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1245]) ).

thf(1255,plain,
    ! [SV125: $i] :
      ( ( ( in @ ( succ @ ( sK3_B @ SV125 ) ) @ SV125 )
        = $false )
      | ( ( being_limit_ordinal @ SV125 )
        = $true )
      | ( ( ordinal @ SV125 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1250]) ).

thf(1256,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( relation @ empty_set )
                  | ~ ( relation_empty_yielding @ empty_set ) )
            | ~ ( function @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1252]) ).

thf(1257,plain,
    ( ( ~ ( one_to_one @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1252]) ).

thf(1258,plain,
    ( ( ~ ( ~ ( function @ sK10_A )
          | ~ ( relation @ sK10_A ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1253]) ).

thf(1259,plain,
    ( ( one_to_one @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1254]) ).

thf(1260,plain,
    ( ( ~ ( ~ ~ ( ~ ( relation @ empty_set )
                | ~ ( relation_empty_yielding @ empty_set ) )
          | ~ ( function @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1256]) ).

thf(1261,plain,
    ( ( one_to_one @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1257]) ).

thf(1262,plain,
    ( ( ~ ( function @ sK10_A )
      | ~ ( relation @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1258]) ).

thf(1263,plain,
    ( ( ~ ~ ( ~ ( relation @ empty_set )
            | ~ ( relation_empty_yielding @ empty_set ) )
      | ~ ( function @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1260]) ).

thf(1264,plain,
    ( ( ~ ( function @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1262]) ).

thf(1265,plain,
    ( ( ~ ( relation @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1262]) ).

thf(1266,plain,
    ( ( ~ ~ ( ~ ( relation @ empty_set )
            | ~ ( relation_empty_yielding @ empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1263]) ).

thf(1267,plain,
    ( ( ~ ( function @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1263]) ).

thf(1268,plain,
    ( ( function @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1264]) ).

thf(1269,plain,
    ( ( relation @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1265]) ).

thf(1270,plain,
    ( ( ~ ( ~ ( relation @ empty_set )
          | ~ ( relation_empty_yielding @ empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1266]) ).

thf(1271,plain,
    ( ( function @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1267]) ).

thf(1272,plain,
    ( ( ~ ( relation @ empty_set )
      | ~ ( relation_empty_yielding @ empty_set ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1270]) ).

thf(1273,plain,
    ( ( ~ ( relation @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1272]) ).

thf(1274,plain,
    ( ( ~ ( relation_empty_yielding @ empty_set ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1272]) ).

thf(1275,plain,
    ( ( relation @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1273]) ).

thf(1276,plain,
    ( ( relation_empty_yielding @ empty_set )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1274]) ).

thf(1277,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[737,1276,1275,1271,1269,1268,1261,1259,1255,1251,1249,1248,1247,1246,1244,1237,1235,1233,1232,1223,1220,1219,1213,1212,1211,1206,1199,1198,1197,1192,1187,1182,1160,1155,1154,1151,1150,1131,1129,1128,1127,1126,1125,1120,1119,1118,1117,1116,1115,1114,1113,1112,1109,1105,1100,1094,1093,1092,1088,1084,1083,1040,1037,1032,1031,1030,1016,996,994,993,987,985,979,978,975,974,973,972,971,969,967,966,965,961,959,955,947,945,940,928,927,870,866,864,827,826,825,823,821,816,815,783,758,746,742,741,740,739,738]) ).

thf(1278,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[1277,724]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : SEU238+1 : TPTP v8.1.0. Released v3.3.0.
% 0.06/0.12  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.12/0.33  % Computer : n025.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sat Jun 18 21:07:58 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.36  .
% 0.12/0.36  
% 0.12/0.36   No.of.Axioms: 58
% 0.12/0.36  
% 0.12/0.36   Length.of.Defs: 0
% 0.12/0.36  
% 0.12/0.36   Contains.Choice.Funs: false
% 0.19/0.38  .
% 0.19/0.38  (rf:0,axioms:58,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:600,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:60,loop_count:0,foatp_calls:0,translation:fof_full).............................................
% 1.81/2.04  
% 1.81/2.04  ********************************
% 1.81/2.04  *   All subproblems solved!    *
% 1.81/2.04  ********************************
% 1.81/2.04  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:59,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:73,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:1277,loop_count:0,foatp_calls:1,translation:fof_full)
% 2.29/2.46  
% 2.29/2.46  %**** Beginning of derivation protocol ****
% 2.29/2.46  % SZS output start CNFRefutation
% See solution above
% 2.29/2.47  
% 2.29/2.47  %**** End of derivation protocol ****
% 2.29/2.47  %**** no. of clauses in derivation: 1278 ****
% 2.29/2.47  %**** clause counter: 1277 ****
% 2.29/2.47  
% 2.29/2.47  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:59,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:73,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:1277,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------