TSTP Solution File: SEU140+2 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SEU140+2 : 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 : n008.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 12:07:01 EDT 2022

% Result   : Theorem 2.78s 2.98s
% Output   : CNFRefutation 2.95s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :   78
% Syntax   : Number of formulae    :  687 ( 386 unt;  22 typ;   0 def)
%            Number of atoms       : 4001 (1394 equ;   0 cnn)
%            Maximal formula atoms :    6 (   6 avg)
%            Number of connectives : 8429 (1475   ~;1284   |; 102   &;5500   @)
%                                         (  28 <=>;  40  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   33 (  33   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   25 (  22 usr;   8 con; 0-3 aty)
%            Number of variables   : 1793 (   0   ^1785   !;   8   ?;1793   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_disjoint,type,
    disjoint: $i > $i > $o ).

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

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

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

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

thf(tp_sK10_D,type,
    sK10_D: $i > $i > $i > $i ).

thf(tp_sK11_B,type,
    sK11_B: $i > $i ).

thf(tp_sK12_C,type,
    sK12_C: $i > $i > $i ).

thf(tp_sK13_C,type,
    sK13_C: $i > $i > $i ).

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

thf(tp_sK2_SY111,type,
    sK2_SY111: $i ).

thf(tp_sK3_SY113,type,
    sK3_SY113: $i ).

thf(tp_sK4_C,type,
    sK4_C: $i > $i > $i ).

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

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

thf(tp_sK7_D,type,
    sK7_D: $i > $i > $i > $i ).

thf(tp_sK8_D,type,
    sK8_D: $i > $i > $i > $i ).

thf(tp_sK9_C,type,
    sK9_C: $i > $i > $i ).

thf(tp_set_difference,type,
    set_difference: $i > $i > $i ).

thf(tp_set_intersection2,type,
    set_intersection2: $i > $i > $i ).

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

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

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

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

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

thf(4,axiom,
    ! [A: $i] :
      ( ( set_difference @ empty_set @ A )
      = empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_boole) ).

thf(5,axiom,
    ! [A: $i] :
      ( ( set_difference @ A @ empty_set )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_boole) ).

thf(6,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( in @ C @ A )
        <=> ( in @ C @ B ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_tarski) ).

thf(7,axiom,
    ! [A: $i] :
      ( ( set_intersection2 @ A @ empty_set )
      = empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_boole) ).

thf(8,axiom,
    ! [A: $i] :
      ( ( set_union2 @ A @ empty_set )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_boole) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( disjoint @ A @ B )
     => ( disjoint @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_r1_xboole_0) ).

thf(10,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(11,axiom,
    ? [A: $i] :
      ~ ( empty @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(12,axiom,
    ? [A: $i] : ( empty @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(13,axiom,
    ! [A: $i,B: $i] :
      ~ ( proper_subset @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',irreflexivity_r2_xboole_0) ).

thf(14,axiom,
    ! [A: $i,B: $i] :
      ( ( set_intersection2 @ A @ A )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotence_k3_xboole_0) ).

thf(15,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ A )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotence_k2_xboole_0) ).

thf(16,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_xboole_0) ).

thf(17,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_xboole_0) ).

thf(18,axiom,
    empty @ empty_set,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_xboole_0) ).

thf(19,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k4_xboole_0) ).

thf(20,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k3_xboole_0) ).

thf(21,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_xboole_0) ).

thf(22,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_xboole_0) ).

thf(23,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(24,axiom,
    ! [A: $i,B: $i] :
      ( ( disjoint @ A @ B )
    <=> ( ( set_intersection2 @ A @ B )
        = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d7_xboole_0) ).

thf(25,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( set_difference @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ A )
            & ~ ( in @ D @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_xboole_0) ).

thf(26,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( set_intersection2 @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ A )
            & ( in @ D @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_xboole_0) ).

thf(27,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
    <=> ! [C: $i] :
          ( ( in @ C @ A )
         => ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_tarski) ).

thf(28,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( set_union2 @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ A )
            | ( in @ D @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_xboole_0) ).

thf(29,axiom,
    ! [A: $i] :
      ( ( A = empty_set )
    <=> ! [B: $i] :
          ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_xboole_0) ).

thf(30,axiom,
    ! [A: $i,B: $i] :
      ( ( A = B )
    <=> ( ( subset @ A @ B )
        & ( subset @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d10_xboole_0) ).

thf(31,axiom,
    ! [A: $i,B: $i] :
      ( ( set_intersection2 @ A @ B )
      = ( set_intersection2 @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k3_xboole_0) ).

thf(32,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(33,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(34,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(35,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ C @ B ) )
     => ( subset @ ( set_union2 @ A @ C ) @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_xboole_1) ).

thf(36,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ ( set_union2 @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_xboole_1) ).

thf(37,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( subset @ A @ B )
        & ( proper_subset @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t60_xboole_1) ).

thf(38,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( ~ ( disjoint @ A @ B )
          & ! [C: $i] :
              ~ ( in @ C @ ( set_intersection2 @ A @ B ) ) )
      & ~ ( ? [C: $i] : ( in @ C @ ( set_intersection2 @ A @ B ) )
          & ( disjoint @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_xboole_0) ).

thf(39,axiom,
    ! [A: $i,B: $i] :
      ( ( set_difference @ A @ ( set_difference @ A @ B ) )
      = ( set_intersection2 @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t48_xboole_1) ).

thf(40,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( B
        = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t45_xboole_1) ).

thf(41,axiom,
    ! [A: $i,B: $i] :
      ( ( set_difference @ ( set_union2 @ A @ B ) @ B )
      = ( set_difference @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t40_xboole_1) ).

thf(42,axiom,
    ! [A: $i] :
      ( ( subset @ A @ empty_set )
     => ( A = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_xboole_1) ).

thf(43,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( ~ ( disjoint @ A @ B )
          & ! [C: $i] :
              ~ ( ( in @ C @ A )
                & ( in @ C @ B ) ) )
      & ~ ( ? [C: $i] :
              ( ( in @ C @ A )
              & ( in @ C @ B ) )
          & ( disjoint @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_xboole_0) ).

thf(44,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ ( set_difference @ B @ A ) )
      = ( set_union2 @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t39_xboole_1) ).

thf(45,axiom,
    ! [A: $i,B: $i] :
      ( ( ( set_difference @ A @ B )
        = empty_set )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t37_xboole_1) ).

thf(46,axiom,
    ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t36_xboole_1) ).

thf(47,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t33_xboole_1) ).

thf(48,axiom,
    ! [A: $i] : ( subset @ empty_set @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_xboole_1) ).

thf(49,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_intersection2 @ A @ B )
        = A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t28_xboole_1) ).

thf(50,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t26_xboole_1) ).

thf(51,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ B @ C ) )
     => ( subset @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_xboole_1) ).

thf(52,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ A @ C ) )
     => ( subset @ A @ ( set_intersection2 @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t19_xboole_1) ).

thf(53,axiom,
    ! [A: $i,B: $i] : ( subset @ ( set_intersection2 @ A @ B ) @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t17_xboole_1) ).

thf(54,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_union2 @ A @ B )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t12_xboole_1) ).

thf(55,axiom,
    ! [A: $i,B: $i] :
      ( ( ( set_difference @ A @ B )
        = empty_set )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l32_xboole_1) ).

thf(56,conjecture,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( disjoint @ B @ C ) )
     => ( disjoint @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t63_xboole_1) ).

thf(57,negated_conjecture,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( disjoint @ B @ C ) )
         => ( disjoint @ A @ C ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[56]) ).

thf(58,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( disjoint @ B @ C ) )
         => ( disjoint @ A @ C ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[57]) ).

thf(59,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( empty @ A )
            & ( A != B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(60,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( in @ A @ B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(61,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( A = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(62,plain,
    ( ( ! [A: $i] :
          ( ( set_difference @ empty_set @ A )
          = empty_set ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(63,plain,
    ( ( ! [A: $i] :
          ( ( set_difference @ A @ empty_set )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(64,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ A )
            <=> ( in @ C @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(65,plain,
    ( ( ! [A: $i] :
          ( ( set_intersection2 @ A @ empty_set )
          = empty_set ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(66,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ empty_set )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(67,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( disjoint @ A @ B )
         => ( disjoint @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(68,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(69,plain,
    ( ( ? [A: $i] :
          ~ ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(70,plain,
    ( ( ? [A: $i] : ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(71,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13]) ).

thf(72,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_intersection2 @ A @ A )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14]) ).

thf(73,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[15]) ).

thf(74,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ A )
         => ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(75,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ A )
         => ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[17]) ).

thf(76,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(unfold_def,[status(thm)],[18]) ).

thf(77,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[19]) ).

thf(78,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[20]) ).

thf(79,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[21]) ).

thf(80,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[22]) ).

thf(81,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
        <=> ( ( subset @ A @ B )
            & ( A != B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[23]) ).

thf(82,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( disjoint @ A @ B )
        <=> ( ( set_intersection2 @ A @ B )
            = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[24]) ).

thf(83,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( C
            = ( set_difference @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ( ( in @ D @ A )
                & ~ ( in @ D @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[25]) ).

thf(84,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( C
            = ( set_intersection2 @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ( ( in @ D @ A )
                & ( in @ D @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[26]) ).

thf(85,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
        <=> ! [C: $i] :
              ( ( in @ C @ A )
             => ( in @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[27]) ).

thf(86,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( C
            = ( set_union2 @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ( ( in @ D @ A )
                | ( in @ D @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[28]) ).

thf(87,plain,
    ( ( ! [A: $i] :
          ( ( A = empty_set )
        <=> ! [B: $i] :
              ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[29]) ).

thf(88,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
        <=> ( ( subset @ A @ B )
            & ( subset @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[30]) ).

thf(89,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_intersection2 @ A @ B )
          = ( set_intersection2 @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[31]) ).

thf(90,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[32]) ).

thf(91,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
         => ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[33]) ).

thf(92,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[34]) ).

thf(93,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ C @ B ) )
         => ( subset @ ( set_union2 @ A @ C ) @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[35]) ).

thf(94,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ ( set_union2 @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[36]) ).

thf(95,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( subset @ A @ B )
            & ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[37]) ).

thf(96,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( ~ ( disjoint @ A @ B )
              & ! [C: $i] :
                  ~ ( in @ C @ ( set_intersection2 @ A @ B ) ) )
          & ~ ( ? [C: $i] : ( in @ C @ ( set_intersection2 @ A @ B ) )
              & ( disjoint @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[38]) ).

thf(97,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_difference @ A @ ( set_difference @ A @ B ) )
          = ( set_intersection2 @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[39]) ).

thf(98,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( B
            = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[40]) ).

thf(99,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_difference @ ( set_union2 @ A @ B ) @ B )
          = ( set_difference @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[41]) ).

thf(100,plain,
    ( ( ! [A: $i] :
          ( ( subset @ A @ empty_set )
         => ( A = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[42]) ).

thf(101,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( ~ ( disjoint @ A @ B )
              & ! [C: $i] :
                  ~ ( ( in @ C @ A )
                    & ( in @ C @ B ) ) )
          & ~ ( ? [C: $i] :
                  ( ( in @ C @ A )
                  & ( in @ C @ B ) )
              & ( disjoint @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[43]) ).

thf(102,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ ( set_difference @ B @ A ) )
          = ( set_union2 @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[44]) ).

thf(103,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
            = empty_set )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[45]) ).

thf(104,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[46]) ).

thf(105,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[47]) ).

thf(106,plain,
    ( ( ! [A: $i] : ( subset @ empty_set @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[48]) ).

thf(107,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( ( set_intersection2 @ A @ B )
            = A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[49]) ).

thf(108,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[50]) ).

thf(109,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ B @ C ) )
         => ( subset @ A @ C ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[51]) ).

thf(110,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ A @ C ) )
         => ( subset @ A @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[52]) ).

thf(111,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ ( set_intersection2 @ A @ B ) @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[53]) ).

thf(112,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( ( set_union2 @ A @ B )
            = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[54]) ).

thf(113,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
            = empty_set )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[55]) ).

thf(114,plain,
    ( ( ! [SY111: $i,SY112: $i] :
          ( ( ( subset @ sK1_A @ SY111 )
            & ( disjoint @ SY111 @ SY112 ) )
         => ( disjoint @ sK1_A @ SY112 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[58]) ).

thf(115,plain,
    ( ( ! [SY113: $i] :
          ( ( ( subset @ sK1_A @ sK2_SY111 )
            & ( disjoint @ sK2_SY111 @ SY113 ) )
         => ( disjoint @ sK1_A @ SY113 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[114]) ).

thf(116,plain,
    ( ( ( ( subset @ sK1_A @ sK2_SY111 )
        & ( disjoint @ sK2_SY111 @ sK3_SY113 ) )
     => ( disjoint @ sK1_A @ sK3_SY113 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[115]) ).

thf(117,plain,
    ( ( subset @ sK1_A @ sK2_SY111 )
    = $true ),
    inference(standard_cnf,[status(thm)],[116]) ).

thf(118,plain,
    ( ( disjoint @ sK2_SY111 @ sK3_SY113 )
    = $true ),
    inference(standard_cnf,[status(thm)],[116]) ).

thf(119,plain,
    ( ( disjoint @ sK1_A @ sK3_SY113 )
    = $false ),
    inference(standard_cnf,[status(thm)],[116]) ).

thf(120,plain,
    ( ( ~ ( disjoint @ sK1_A @ sK3_SY113 ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[119]) ).

thf(121,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[59]) ).

thf(122,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[60]) ).

thf(123,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[61]) ).

thf(124,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ~ ( in @ ( sK4_C @ B @ A ) @ A )
              | ~ ( in @ ( sK4_C @ B @ A ) @ B ) )
            & ( ( in @ ( sK4_C @ B @ A ) @ A )
              | ( in @ ( sK4_C @ B @ A ) @ B ) ) )
          | ( A = B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[64]) ).

thf(125,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( disjoint @ A @ B )
          | ( disjoint @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[67]) ).

thf(126,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[68]) ).

thf(127,plain,
    ( ( ~ ( empty @ sK5_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[69]) ).

thf(128,plain,
    ( ( empty @ sK6_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[70]) ).

thf(129,plain,
    ( ( ! [A: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[71]) ).

thf(130,plain,
    ( ( ! [A: $i] :
          ( ( set_intersection2 @ A @ A )
          = A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[72]) ).

thf(131,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[73]) ).

thf(132,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[74]) ).

thf(133,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[75]) ).

thf(134,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)],[81]) ).

thf(135,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_intersection2 @ A @ B )
           != empty_set )
          | ( disjoint @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( disjoint @ A @ B )
          | ( ( set_intersection2 @ A @ B )
            = empty_set ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[82]) ).

thf(136,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i,C: $i] :
              ( ( ( ~ ( in @ ( sK7_D @ C @ B @ A ) @ A )
                  | ( in @ ( sK7_D @ C @ B @ A ) @ B )
                  | ~ ( in @ ( sK7_D @ C @ B @ A ) @ C ) )
                & ( ( in @ ( sK7_D @ C @ B @ A ) @ A )
                  | ( in @ ( sK7_D @ C @ B @ A ) @ C ) )
                & ( ~ ( in @ ( sK7_D @ C @ B @ A ) @ B )
                  | ( in @ ( sK7_D @ C @ B @ A ) @ C ) ) )
              | ( C
                = ( set_difference @ A @ B ) ) )
          & ! [B: $i,C: $i] :
              ( ( C
               != ( set_difference @ A @ B ) )
              | ( ! [D: $i] :
                    ( ~ ( in @ D @ A )
                    | ( in @ D @ B )
                    | ( in @ D @ C ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( in @ D @ A ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ~ ( in @ D @ B ) ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[83]) ).

thf(137,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i,C: $i] :
              ( ( ( ~ ( in @ ( sK8_D @ C @ B @ A ) @ A )
                  | ~ ( in @ ( sK8_D @ C @ B @ A ) @ B )
                  | ~ ( in @ ( sK8_D @ C @ B @ A ) @ C ) )
                & ( ( in @ ( sK8_D @ C @ B @ A ) @ A )
                  | ( in @ ( sK8_D @ C @ B @ A ) @ C ) )
                & ( ( in @ ( sK8_D @ C @ B @ A ) @ B )
                  | ( in @ ( sK8_D @ C @ B @ A ) @ C ) ) )
              | ( C
                = ( set_intersection2 @ A @ B ) ) )
          & ! [B: $i,C: $i] :
              ( ( C
               != ( set_intersection2 @ A @ B ) )
              | ( ! [D: $i] :
                    ( ~ ( in @ D @ A )
                    | ~ ( in @ D @ B )
                    | ( in @ D @ C ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( in @ D @ A ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( in @ D @ B ) ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[84]) ).

thf(138,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( in @ ( sK9_C @ B @ A ) @ A )
            & ~ ( in @ ( sK9_C @ B @ A ) @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ! [C: $i] :
              ( ~ ( in @ C @ A )
              | ( in @ C @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[85]) ).

thf(139,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i,C: $i] :
              ( ( ( ~ ( in @ ( sK10_D @ C @ B @ A ) @ C )
                  | ~ ( in @ ( sK10_D @ C @ B @ A ) @ A ) )
                & ( ~ ( in @ ( sK10_D @ C @ B @ A ) @ C )
                  | ~ ( in @ ( sK10_D @ C @ B @ A ) @ B ) )
                & ( ( in @ ( sK10_D @ C @ B @ A ) @ C )
                  | ( in @ ( sK10_D @ C @ B @ A ) @ A )
                  | ( in @ ( sK10_D @ C @ B @ A ) @ B ) ) )
              | ( C
                = ( set_union2 @ A @ B ) ) )
          & ! [B: $i,C: $i] :
              ( ( C
               != ( set_union2 @ A @ B ) )
              | ( ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( in @ D @ A )
                    | ( in @ D @ B ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ A )
                    | ( in @ D @ C ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ B )
                    | ( in @ D @ C ) ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[86]) ).

thf(140,plain,
    ( ( ! [A: $i] :
          ( ( in @ ( sK11_B @ A ) @ A )
          | ( A = empty_set ) )
      & ! [A: $i] :
          ( ( A != empty_set )
          | ! [B: $i] :
              ~ ( in @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[87]) ).

thf(141,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ~ ( subset @ B @ A )
          | ( A = B ) )
      & ! [A: $i,B: $i] :
          ( ( A != B )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ( A != B )
          | ( subset @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[88]) ).

thf(142,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[91]) ).

thf(143,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[92]) ).

thf(144,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( subset @ A @ B )
          | ~ ( subset @ C @ B )
          | ( subset @ ( set_union2 @ A @ C ) @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[93]) ).

thf(145,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ B @ A )
          | ~ ( subset @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[95]) ).

thf(146,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( disjoint @ A @ B )
          | ( in @ ( sK12_C @ B @ A ) @ ( set_intersection2 @ A @ B ) ) )
      & ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ~ ( in @ C @ ( set_intersection2 @ A @ B ) )
          | ~ ( disjoint @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[96]) ).

thf(147,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( B
            = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[98]) ).

thf(148,plain,
    ( ( ! [A: $i] :
          ( ~ ( subset @ A @ empty_set )
          | ( A = empty_set ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[100]) ).

thf(149,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( disjoint @ A @ B )
          | ( ( in @ ( sK13_C @ B @ A ) @ A )
            & ( in @ ( sK13_C @ B @ A ) @ B ) ) )
      & ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ~ ( in @ C @ A )
              | ~ ( in @ C @ B ) )
          | ~ ( disjoint @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[101]) ).

thf(150,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
           != empty_set )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_difference @ A @ B )
            = empty_set ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[103]) ).

thf(151,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ! [C: $i] : ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[105]) ).

thf(152,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_intersection2 @ A @ B )
            = A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[107]) ).

thf(153,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ! [C: $i] : ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[108]) ).

thf(154,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( subset @ A @ B )
          | ~ ( subset @ B @ C )
          | ( subset @ A @ C ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[109]) ).

thf(155,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( subset @ A @ B )
          | ~ ( subset @ A @ C )
          | ( subset @ A @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[110]) ).

thf(156,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_union2 @ A @ B )
            = B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[112]) ).

thf(157,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
           != empty_set )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_difference @ A @ B )
            = empty_set ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[113]) ).

thf(158,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
           != empty_set )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_difference @ A @ B )
            = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[157]) ).

thf(159,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_union2 @ A @ B )
            = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[156]) ).

thf(160,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ ( set_intersection2 @ A @ B ) @ A ) )
    = $true ),
    inference(copy,[status(thm)],[111]) ).

thf(161,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( subset @ A @ B )
          | ~ ( subset @ A @ C )
          | ( subset @ A @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[155]) ).

thf(162,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( subset @ A @ B )
          | ~ ( subset @ B @ C )
          | ( subset @ A @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[154]) ).

thf(163,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ! [C: $i] : ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[153]) ).

thf(164,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_intersection2 @ A @ B )
            = A ) ) )
    = $true ),
    inference(copy,[status(thm)],[152]) ).

thf(165,plain,
    ( ( ! [A: $i] : ( subset @ empty_set @ A ) )
    = $true ),
    inference(copy,[status(thm)],[106]) ).

thf(166,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ! [C: $i] : ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[151]) ).

thf(167,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ) )
    = $true ),
    inference(copy,[status(thm)],[104]) ).

thf(168,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
           != empty_set )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_difference @ A @ B )
            = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[150]) ).

thf(169,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ ( set_difference @ B @ A ) )
          = ( set_union2 @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[102]) ).

thf(170,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( disjoint @ A @ B )
          | ( ( in @ ( sK13_C @ B @ A ) @ A )
            & ( in @ ( sK13_C @ B @ A ) @ B ) ) )
      & ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ~ ( in @ C @ A )
              | ~ ( in @ C @ B ) )
          | ~ ( disjoint @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[149]) ).

thf(171,plain,
    ( ( ! [A: $i] :
          ( ~ ( subset @ A @ empty_set )
          | ( A = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[148]) ).

thf(172,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_difference @ ( set_union2 @ A @ B ) @ B )
          = ( set_difference @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[99]) ).

thf(173,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( B
            = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[147]) ).

thf(174,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_difference @ A @ ( set_difference @ A @ B ) )
          = ( set_intersection2 @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[97]) ).

thf(175,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( disjoint @ A @ B )
          | ( in @ ( sK12_C @ B @ A ) @ ( set_intersection2 @ A @ B ) ) )
      & ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ~ ( in @ C @ ( set_intersection2 @ A @ B ) )
          | ~ ( disjoint @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[146]) ).

thf(176,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ B @ A )
          | ~ ( subset @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[145]) ).

thf(177,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ ( set_union2 @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[94]) ).

thf(178,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( subset @ A @ B )
          | ~ ( subset @ C @ B )
          | ( subset @ ( set_union2 @ A @ C ) @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[144]) ).

thf(179,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[143]) ).

thf(180,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( proper_subset @ A @ B )
          | ~ ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[142]) ).

thf(181,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[90]) ).

thf(182,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_intersection2 @ A @ B )
          = ( set_intersection2 @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[89]) ).

thf(183,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ~ ( subset @ B @ A )
          | ( A = B ) )
      & ! [A: $i,B: $i] :
          ( ( A != B )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ( A != B )
          | ( subset @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[141]) ).

thf(184,plain,
    ( ( ! [A: $i] :
          ( ( in @ ( sK11_B @ A ) @ A )
          | ( A = empty_set ) )
      & ! [A: $i] :
          ( ( A != empty_set )
          | ! [B: $i] :
              ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[140]) ).

thf(185,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i,C: $i] :
              ( ( ( ~ ( in @ ( sK10_D @ C @ B @ A ) @ C )
                  | ~ ( in @ ( sK10_D @ C @ B @ A ) @ A ) )
                & ( ~ ( in @ ( sK10_D @ C @ B @ A ) @ C )
                  | ~ ( in @ ( sK10_D @ C @ B @ A ) @ B ) )
                & ( ( in @ ( sK10_D @ C @ B @ A ) @ C )
                  | ( in @ ( sK10_D @ C @ B @ A ) @ A )
                  | ( in @ ( sK10_D @ C @ B @ A ) @ B ) ) )
              | ( C
                = ( set_union2 @ A @ B ) ) )
          & ! [B: $i,C: $i] :
              ( ( C
               != ( set_union2 @ A @ B ) )
              | ( ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( in @ D @ A )
                    | ( in @ D @ B ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ A )
                    | ( in @ D @ C ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ B )
                    | ( in @ D @ C ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[139]) ).

thf(186,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( in @ ( sK9_C @ B @ A ) @ A )
            & ~ ( in @ ( sK9_C @ B @ A ) @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ! [C: $i] :
              ( ~ ( in @ C @ A )
              | ( in @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[138]) ).

thf(187,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i,C: $i] :
              ( ( ( ~ ( in @ ( sK8_D @ C @ B @ A ) @ A )
                  | ~ ( in @ ( sK8_D @ C @ B @ A ) @ B )
                  | ~ ( in @ ( sK8_D @ C @ B @ A ) @ C ) )
                & ( ( in @ ( sK8_D @ C @ B @ A ) @ A )
                  | ( in @ ( sK8_D @ C @ B @ A ) @ C ) )
                & ( ( in @ ( sK8_D @ C @ B @ A ) @ B )
                  | ( in @ ( sK8_D @ C @ B @ A ) @ C ) ) )
              | ( C
                = ( set_intersection2 @ A @ B ) ) )
          & ! [B: $i,C: $i] :
              ( ( C
               != ( set_intersection2 @ A @ B ) )
              | ( ! [D: $i] :
                    ( ~ ( in @ D @ A )
                    | ~ ( in @ D @ B )
                    | ( in @ D @ C ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( in @ D @ A ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( in @ D @ B ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[137]) ).

thf(188,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i,C: $i] :
              ( ( ( ~ ( in @ ( sK7_D @ C @ B @ A ) @ A )
                  | ( in @ ( sK7_D @ C @ B @ A ) @ B )
                  | ~ ( in @ ( sK7_D @ C @ B @ A ) @ C ) )
                & ( ( in @ ( sK7_D @ C @ B @ A ) @ A )
                  | ( in @ ( sK7_D @ C @ B @ A ) @ C ) )
                & ( ~ ( in @ ( sK7_D @ C @ B @ A ) @ B )
                  | ( in @ ( sK7_D @ C @ B @ A ) @ C ) ) )
              | ( C
                = ( set_difference @ A @ B ) ) )
          & ! [B: $i,C: $i] :
              ( ( C
               != ( set_difference @ A @ B ) )
              | ( ! [D: $i] :
                    ( ~ ( in @ D @ A )
                    | ( in @ D @ B )
                    | ( in @ D @ C ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( in @ D @ A ) )
                & ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ~ ( in @ D @ B ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[136]) ).

thf(189,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_intersection2 @ A @ B )
           != empty_set )
          | ( disjoint @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( disjoint @ A @ B )
          | ( ( set_intersection2 @ A @ B )
            = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[135]) ).

thf(190,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)],[134]) ).

thf(191,plain,
    $true = $true,
    inference(copy,[status(thm)],[80]) ).

thf(192,plain,
    $true = $true,
    inference(copy,[status(thm)],[79]) ).

thf(193,plain,
    $true = $true,
    inference(copy,[status(thm)],[78]) ).

thf(194,plain,
    $true = $true,
    inference(copy,[status(thm)],[77]) ).

thf(195,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(copy,[status(thm)],[76]) ).

thf(196,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[133]) ).

thf(197,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[132]) ).

thf(198,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[131]) ).

thf(199,plain,
    ( ( ! [A: $i] :
          ( ( set_intersection2 @ A @ A )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[130]) ).

thf(200,plain,
    ( ( ! [A: $i] :
          ~ ( proper_subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[129]) ).

thf(201,plain,
    ( ( empty @ sK6_A )
    = $true ),
    inference(copy,[status(thm)],[128]) ).

thf(202,plain,
    ( ( ~ ( empty @ sK5_A ) )
    = $true ),
    inference(copy,[status(thm)],[127]) ).

thf(203,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[126]) ).

thf(204,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( disjoint @ A @ B )
          | ( disjoint @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[125]) ).

thf(205,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ empty_set )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[66]) ).

thf(206,plain,
    ( ( ! [A: $i] :
          ( ( set_intersection2 @ A @ empty_set )
          = empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[65]) ).

thf(207,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ~ ( in @ ( sK4_C @ B @ A ) @ A )
              | ~ ( in @ ( sK4_C @ B @ A ) @ B ) )
            & ( ( in @ ( sK4_C @ B @ A ) @ A )
              | ( in @ ( sK4_C @ B @ A ) @ B ) ) )
          | ( A = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[124]) ).

thf(208,plain,
    ( ( ! [A: $i] :
          ( ( set_difference @ A @ empty_set )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[63]) ).

thf(209,plain,
    ( ( ! [A: $i] :
          ( ( set_difference @ empty_set @ A )
          = empty_set ) )
    = $true ),
    inference(copy,[status(thm)],[62]) ).

thf(210,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[123]) ).

thf(211,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[122]) ).

thf(212,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[121]) ).

thf(213,plain,
    ( ( disjoint @ sK2_SY111 @ sK3_SY113 )
    = $true ),
    inference(copy,[status(thm)],[118]) ).

thf(214,plain,
    ( ( subset @ sK1_A @ sK2_SY111 )
    = $true ),
    inference(copy,[status(thm)],[117]) ).

thf(215,plain,
    ( ( ~ ( disjoint @ sK1_A @ sK3_SY113 ) )
    = $true ),
    inference(copy,[status(thm)],[120]) ).

thf(216,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ( disjoint @ SX0 @ SX1 )
                | ~ ( ~ ( in @ ( sK13_C @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( in @ ( sK13_C @ SX1 @ SX0 ) @ SX1 ) ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ! [SX2: $i] :
                    ( ~ ( in @ SX2 @ SX0 )
                    | ~ ( in @ SX2 @ SX1 ) )
                | ~ ( disjoint @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[170]) ).

thf(217,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ( ( set_difference @ SX0 @ SX1 )
                 != empty_set )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ SX0 @ SX1 )
                | ( ( set_difference @ SX0 @ SX1 )
                  = empty_set ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[158]) ).

thf(218,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)],[190]) ).

thf(219,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ! [SX1: $i,SX2: $i] :
                  ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SX2 @ SX1 @ SX0 ) @ SX2 )
                                | ~ ( in @ ( sK10_D @ SX2 @ SX1 @ SX0 ) @ SX0 ) )
                            | ~ ( ~ ( in @ ( sK10_D @ SX2 @ SX1 @ SX0 ) @ SX2 )
                                | ~ ( in @ ( sK10_D @ SX2 @ SX1 @ SX0 ) @ SX1 ) ) )
                      | ~ ( ( in @ ( sK10_D @ SX2 @ SX1 @ SX0 ) @ SX2 )
                          | ( in @ ( sK10_D @ SX2 @ SX1 @ SX0 ) @ SX0 )
                          | ( in @ ( sK10_D @ SX2 @ SX1 @ SX0 ) @ SX1 ) ) )
                  | ( SX2
                    = ( set_union2 @ SX0 @ SX1 ) ) )
            | ~ ! [SX1: $i,SX2: $i] :
                  ( ( SX2
                   != ( set_union2 @ SX0 @ SX1 ) )
                  | ~ ( ~ ! [SX3: $i] :
                            ( ~ ( in @ SX3 @ SX2 )
                            | ( in @ SX3 @ SX0 )
                            | ( in @ SX3 @ SX1 ) )
                      | ~ ~ ( ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SX0 )
                                  | ( in @ SX3 @ SX2 ) )
                            | ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SX1 )
                                  | ( in @ SX3 @ SX2 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[185]) ).

thf(220,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( ~ ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX0 )
                  | ~ ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) )
              | ~ ( ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX0 )
                  | ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[207]) ).

thf(221,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ( disjoint @ SX0 @ SX1 )
                | ( in @ ( sK12_C @ SX1 @ SX0 ) @ ( set_intersection2 @ SX0 @ SX1 ) ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ! [SX2: $i] :
                    ~ ( in @ SX2 @ ( set_intersection2 @ SX0 @ SX1 ) )
                | ~ ( disjoint @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[175]) ).

thf(222,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ( in @ ( sK11_B @ SX0 ) @ SX0 )
                | ( SX0 = empty_set ) )
          | ~ ! [SX0: $i] :
                ( ( SX0 != empty_set )
                | ! [SX1: $i] :
                    ~ ( in @ SX1 @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[184]) ).

thf(223,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ SX0 @ SX1 )
                | ~ ( subset @ SX1 @ SX0 )
                | ( SX0 = SX1 ) )
          | ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                      ( ( SX0 != SX1 )
                      | ( subset @ SX0 @ SX1 ) )
                | ~ ! [SX0: $i,SX1: $i] :
                      ( ( SX0 != SX1 )
                      | ( subset @ SX1 @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[183]) ).

thf(224,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ! [SX1: $i,SX2: $i] :
                  ( ~ ( ~ ( ~ ( in @ ( sK8_D @ SX2 @ SX1 @ SX0 ) @ SX0 )
                          | ~ ( in @ ( sK8_D @ SX2 @ SX1 @ SX0 ) @ SX1 )
                          | ~ ( in @ ( sK8_D @ SX2 @ SX1 @ SX0 ) @ SX2 ) )
                      | ~ ~ ( ~ ( ( in @ ( sK8_D @ SX2 @ SX1 @ SX0 ) @ SX0 )
                                | ( in @ ( sK8_D @ SX2 @ SX1 @ SX0 ) @ SX2 ) )
                            | ~ ( ( in @ ( sK8_D @ SX2 @ SX1 @ SX0 ) @ SX1 )
                                | ( in @ ( sK8_D @ SX2 @ SX1 @ SX0 ) @ SX2 ) ) ) )
                  | ( SX2
                    = ( set_intersection2 @ SX0 @ SX1 ) ) )
            | ~ ! [SX1: $i,SX2: $i] :
                  ( ( SX2
                   != ( set_intersection2 @ SX0 @ SX1 ) )
                  | ~ ( ~ ! [SX3: $i] :
                            ( ~ ( in @ SX3 @ SX0 )
                            | ~ ( in @ SX3 @ SX1 )
                            | ( in @ SX3 @ SX2 ) )
                      | ~ ~ ( ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SX2 )
                                  | ( in @ SX3 @ SX0 ) )
                            | ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SX2 )
                                  | ( in @ SX3 @ SX1 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[187]) ).

thf(225,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ~ ( in @ ( sK9_C @ SX1 @ SX0 ) @ SX0 )
                    | ~ ~ ( in @ ( sK9_C @ SX1 @ SX0 ) @ SX1 ) )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ SX0 @ SX1 )
                | ! [SX2: $i] :
                    ( ~ ( in @ SX2 @ SX0 )
                    | ( in @ SX2 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[186]) ).

thf(226,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ( ( set_difference @ SX0 @ SX1 )
                 != empty_set )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ SX0 @ SX1 )
                | ( ( set_difference @ SX0 @ SX1 )
                  = empty_set ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[168]) ).

thf(227,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ( ( set_intersection2 @ SX0 @ SX1 )
                 != empty_set )
                | ( disjoint @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( disjoint @ SX0 @ SX1 )
                | ( ( set_intersection2 @ SX0 @ SX1 )
                  = empty_set ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[189]) ).

thf(228,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ! [SX1: $i,SX2: $i] :
                  ( ~ ( ~ ( ~ ( in @ ( sK7_D @ SX2 @ SX1 @ SX0 ) @ SX0 )
                          | ( in @ ( sK7_D @ SX2 @ SX1 @ SX0 ) @ SX1 )
                          | ~ ( in @ ( sK7_D @ SX2 @ SX1 @ SX0 ) @ SX2 ) )
                      | ~ ~ ( ~ ( ( in @ ( sK7_D @ SX2 @ SX1 @ SX0 ) @ SX0 )
                                | ( in @ ( sK7_D @ SX2 @ SX1 @ SX0 ) @ SX2 ) )
                            | ~ ( ~ ( in @ ( sK7_D @ SX2 @ SX1 @ SX0 ) @ SX1 )
                                | ( in @ ( sK7_D @ SX2 @ SX1 @ SX0 ) @ SX2 ) ) ) )
                  | ( SX2
                    = ( set_difference @ SX0 @ SX1 ) ) )
            | ~ ! [SX1: $i,SX2: $i] :
                  ( ( SX2
                   != ( set_difference @ SX0 @ SX1 ) )
                  | ~ ( ~ ! [SX3: $i] :
                            ( ~ ( in @ SX3 @ SX0 )
                            | ( in @ SX3 @ SX1 )
                            | ( in @ SX3 @ SX2 ) )
                      | ~ ~ ( ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SX2 )
                                  | ( in @ SX3 @ SX0 ) )
                            | ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SX2 )
                                  | ~ ( in @ SX3 @ SX1 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[188]) ).

thf(229,plain,
    ! [SV1: $i] :
      ( ( ! [SY114: $i] :
            ( ~ ( subset @ SV1 @ SY114 )
            | ( ( set_union2 @ SV1 @ SY114 )
              = SY114 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[159]) ).

thf(230,plain,
    ! [SV2: $i] :
      ( ( ! [SY115: $i] : ( subset @ ( set_intersection2 @ SV2 @ SY115 ) @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[160]) ).

thf(231,plain,
    ! [SV3: $i] :
      ( ( ! [SY116: $i,SY117: $i] :
            ( ~ ( subset @ SV3 @ SY116 )
            | ~ ( subset @ SV3 @ SY117 )
            | ( subset @ SV3 @ ( set_intersection2 @ SY116 @ SY117 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[161]) ).

thf(232,plain,
    ! [SV4: $i] :
      ( ( ! [SY118: $i,SY119: $i] :
            ( ~ ( subset @ SV4 @ SY118 )
            | ~ ( subset @ SY118 @ SY119 )
            | ( subset @ SV4 @ SY119 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[162]) ).

thf(233,plain,
    ! [SV5: $i] :
      ( ( ! [SY120: $i] :
            ( ~ ( subset @ SV5 @ SY120 )
            | ! [SY121: $i] : ( subset @ ( set_intersection2 @ SV5 @ SY121 ) @ ( set_intersection2 @ SY120 @ SY121 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[163]) ).

thf(234,plain,
    ! [SV6: $i] :
      ( ( ! [SY122: $i] :
            ( ~ ( subset @ SV6 @ SY122 )
            | ( ( set_intersection2 @ SV6 @ SY122 )
              = SV6 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[164]) ).

thf(235,plain,
    ! [SV7: $i] :
      ( ( subset @ empty_set @ SV7 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[165]) ).

thf(236,plain,
    ! [SV8: $i] :
      ( ( ! [SY123: $i] :
            ( ~ ( subset @ SV8 @ SY123 )
            | ! [SY124: $i] : ( subset @ ( set_difference @ SV8 @ SY124 ) @ ( set_difference @ SY123 @ SY124 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[166]) ).

thf(237,plain,
    ! [SV9: $i] :
      ( ( ! [SY125: $i] : ( subset @ ( set_difference @ SV9 @ SY125 ) @ SV9 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[167]) ).

thf(238,plain,
    ! [SV10: $i] :
      ( ( ! [SY126: $i] :
            ( ( set_union2 @ SV10 @ ( set_difference @ SY126 @ SV10 ) )
            = ( set_union2 @ SV10 @ SY126 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[169]) ).

thf(239,plain,
    ! [SV11: $i] :
      ( ( ~ ( subset @ SV11 @ empty_set )
        | ( SV11 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[171]) ).

thf(240,plain,
    ! [SV12: $i] :
      ( ( ! [SY127: $i] :
            ( ( set_difference @ ( set_union2 @ SV12 @ SY127 ) @ SY127 )
            = ( set_difference @ SV12 @ SY127 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[172]) ).

thf(241,plain,
    ! [SV13: $i] :
      ( ( ! [SY128: $i] :
            ( ~ ( subset @ SV13 @ SY128 )
            | ( SY128
              = ( set_union2 @ SV13 @ ( set_difference @ SY128 @ SV13 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[173]) ).

thf(242,plain,
    ! [SV14: $i] :
      ( ( ! [SY129: $i] :
            ( ( set_difference @ SV14 @ ( set_difference @ SV14 @ SY129 ) )
            = ( set_intersection2 @ SV14 @ SY129 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[174]) ).

thf(243,plain,
    ! [SV15: $i] :
      ( ( ! [SY130: $i] :
            ( ~ ( proper_subset @ SY130 @ SV15 )
            | ~ ( subset @ SV15 @ SY130 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[176]) ).

thf(244,plain,
    ! [SV16: $i] :
      ( ( ! [SY131: $i] : ( subset @ SV16 @ ( set_union2 @ SV16 @ SY131 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[177]) ).

thf(245,plain,
    ! [SV17: $i] :
      ( ( ! [SY132: $i,SY133: $i] :
            ( ~ ( subset @ SV17 @ SY132 )
            | ~ ( subset @ SY133 @ SY132 )
            | ( subset @ ( set_union2 @ SV17 @ SY133 ) @ SY132 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[178]) ).

thf(246,plain,
    ! [SV18: $i] :
      ( ( ! [SY134: $i] :
            ( ~ ( in @ SV18 @ SY134 )
            | ~ ( in @ SY134 @ SV18 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[179]) ).

thf(247,plain,
    ! [SV19: $i] :
      ( ( ! [SY135: $i] :
            ( ~ ( proper_subset @ SV19 @ SY135 )
            | ~ ( proper_subset @ SY135 @ SV19 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[180]) ).

thf(248,plain,
    ! [SV20: $i] :
      ( ( ! [SY136: $i] :
            ( ( set_union2 @ SV20 @ SY136 )
            = ( set_union2 @ SY136 @ SV20 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[181]) ).

thf(249,plain,
    ! [SV21: $i] :
      ( ( ! [SY137: $i] :
            ( ( set_intersection2 @ SV21 @ SY137 )
            = ( set_intersection2 @ SY137 @ SV21 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[182]) ).

thf(250,plain,
    ! [SV22: $i] :
      ( ( ( empty @ SV22 )
        | ! [SY138: $i] :
            ~ ( empty @ ( set_union2 @ SV22 @ SY138 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[196]) ).

thf(251,plain,
    ! [SV23: $i] :
      ( ( ( empty @ SV23 )
        | ! [SY139: $i] :
            ~ ( empty @ ( set_union2 @ SY139 @ SV23 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[197]) ).

thf(252,plain,
    ! [SV24: $i] :
      ( ( ( set_union2 @ SV24 @ SV24 )
        = SV24 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[198]) ).

thf(253,plain,
    ! [SV25: $i] :
      ( ( ( set_intersection2 @ SV25 @ SV25 )
        = SV25 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[199]) ).

thf(254,plain,
    ! [SV26: $i] :
      ( ( ~ ( proper_subset @ SV26 @ SV26 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[200]) ).

thf(255,plain,
    ( ( empty @ sK5_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[202]) ).

thf(256,plain,
    ! [SV27: $i] :
      ( ( subset @ SV27 @ SV27 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[203]) ).

thf(257,plain,
    ! [SV28: $i] :
      ( ( ! [SY140: $i] :
            ( ~ ( disjoint @ SV28 @ SY140 )
            | ( disjoint @ SY140 @ SV28 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[204]) ).

thf(258,plain,
    ! [SV29: $i] :
      ( ( ( set_union2 @ SV29 @ empty_set )
        = SV29 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[205]) ).

thf(259,plain,
    ! [SV30: $i] :
      ( ( ( set_intersection2 @ SV30 @ empty_set )
        = empty_set )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[206]) ).

thf(260,plain,
    ! [SV31: $i] :
      ( ( ( set_difference @ SV31 @ empty_set )
        = SV31 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[208]) ).

thf(261,plain,
    ! [SV32: $i] :
      ( ( ( set_difference @ empty_set @ SV32 )
        = empty_set )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[209]) ).

thf(262,plain,
    ! [SV33: $i] :
      ( ( ~ ( empty @ SV33 )
        | ( SV33 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[210]) ).

thf(263,plain,
    ! [SV34: $i] :
      ( ( ! [SY141: $i] :
            ( ~ ( empty @ SY141 )
            | ~ ( in @ SV34 @ SY141 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[211]) ).

thf(264,plain,
    ! [SV35: $i] :
      ( ( ! [SY142: $i] :
            ( ( SV35 = SY142 )
            | ~ ( empty @ SV35 )
            | ~ ( empty @ SY142 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[212]) ).

thf(265,plain,
    ( ( disjoint @ sK1_A @ sK3_SY113 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[215]) ).

thf(266,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( disjoint @ SX0 @ SX1 )
            | ~ ( ~ ( in @ ( sK13_C @ SX1 @ SX0 ) @ SX0 )
                | ~ ( in @ ( sK13_C @ SX1 @ SX0 ) @ SX1 ) ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX0 )
                | ~ ( in @ SX2 @ SX1 ) )
            | ~ ( disjoint @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[216]) ).

thf(267,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( ( set_difference @ SX0 @ SX1 )
             != empty_set )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( ( set_difference @ SX0 @ SX1 )
              = empty_set ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[217]) ).

thf(268,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)],[218]) ).

thf(269,plain,
    ! [SV36: $i] :
      ( ( ~ ( ~ ! [SY143: $i,SY144: $i] :
                  ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                                | ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SV36 ) )
                            | ~ ( ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                                | ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY143 ) ) )
                      | ~ ( ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                          | ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SV36 )
                          | ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY143 ) ) )
                  | ( SY144
                    = ( set_union2 @ SV36 @ SY143 ) ) )
            | ~ ! [SY145: $i,SY146: $i] :
                  ( ( SY146
                   != ( set_union2 @ SV36 @ SY145 ) )
                  | ~ ( ~ ! [SY147: $i] :
                            ( ~ ( in @ SY147 @ SY146 )
                            | ( in @ SY147 @ SV36 )
                            | ( in @ SY147 @ SY145 ) )
                      | ~ ~ ( ~ ! [SY148: $i] :
                                  ( ~ ( in @ SY148 @ SV36 )
                                  | ( in @ SY148 @ SY146 ) )
                            | ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SY145 )
                                  | ( in @ SX3 @ SY146 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[219]) ).

thf(270,plain,
    ! [SV37: $i] :
      ( ( ! [SY150: $i] :
            ( ~ ( ~ ( ~ ( in @ ( sK4_C @ SY150 @ SV37 ) @ SV37 )
                    | ~ ( in @ ( sK4_C @ SY150 @ SV37 ) @ SY150 ) )
                | ~ ( ( in @ ( sK4_C @ SY150 @ SV37 ) @ SV37 )
                    | ( in @ ( sK4_C @ SY150 @ SV37 ) @ SY150 ) ) )
            | ( SV37 = SY150 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[220]) ).

thf(271,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( disjoint @ SX0 @ SX1 )
            | ( in @ ( sK12_C @ SX1 @ SX0 ) @ ( set_intersection2 @ SX0 @ SX1 ) ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ! [SX2: $i] :
                ~ ( in @ SX2 @ ( set_intersection2 @ SX0 @ SX1 ) )
            | ~ ( disjoint @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[221]) ).

thf(272,plain,
    ( ( ~ ! [SX0: $i] :
            ( ( in @ ( sK11_B @ SX0 ) @ SX0 )
            | ( SX0 = empty_set ) )
      | ~ ! [SX0: $i] :
            ( ( SX0 != empty_set )
            | ! [SX1: $i] :
                ~ ( in @ SX1 @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[222]) ).

thf(273,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ~ ( subset @ SX1 @ SX0 )
            | ( SX0 = SX1 ) )
      | ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                  ( ( SX0 != SX1 )
                  | ( subset @ SX0 @ SX1 ) )
            | ~ ! [SX0: $i,SX1: $i] :
                  ( ( SX0 != SX1 )
                  | ( subset @ SX1 @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[223]) ).

thf(274,plain,
    ! [SV38: $i] :
      ( ( ~ ( ~ ! [SY151: $i,SY152: $i] :
                  ( ~ ( ~ ( ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SV38 )
                          | ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY151 )
                          | ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) )
                      | ~ ~ ( ~ ( ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SV38 )
                                | ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) )
                            | ~ ( ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY151 )
                                | ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) ) ) )
                  | ( SY152
                    = ( set_intersection2 @ SV38 @ SY151 ) ) )
            | ~ ! [SY153: $i,SY154: $i] :
                  ( ( SY154
                   != ( set_intersection2 @ SV38 @ SY153 ) )
                  | ~ ( ~ ! [SY155: $i] :
                            ( ~ ( in @ SY155 @ SV38 )
                            | ~ ( in @ SY155 @ SY153 )
                            | ( in @ SY155 @ SY154 ) )
                      | ~ ~ ( ~ ! [SY156: $i] :
                                  ( ~ ( in @ SY156 @ SY154 )
                                  | ( in @ SY156 @ SV38 ) )
                            | ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SY154 )
                                  | ( in @ SX3 @ SY153 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[224]) ).

thf(275,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( in @ ( sK9_C @ SX1 @ SX0 ) @ SX0 )
                | ~ ~ ( in @ ( sK9_C @ SX1 @ SX0 ) @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX0 )
                | ( in @ SX2 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[225]) ).

thf(276,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( ( set_difference @ SX0 @ SX1 )
             != empty_set )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( ( set_difference @ SX0 @ SX1 )
              = empty_set ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[226]) ).

thf(277,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( ( set_intersection2 @ SX0 @ SX1 )
             != empty_set )
            | ( disjoint @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( disjoint @ SX0 @ SX1 )
            | ( ( set_intersection2 @ SX0 @ SX1 )
              = empty_set ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[227]) ).

thf(278,plain,
    ! [SV39: $i] :
      ( ( ~ ( ~ ! [SY158: $i,SY159: $i] :
                  ( ~ ( ~ ( ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SV39 )
                          | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY158 )
                          | ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) )
                      | ~ ~ ( ~ ( ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SV39 )
                                | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) )
                            | ~ ( ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY158 )
                                | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) ) ) )
                  | ( SY159
                    = ( set_difference @ SV39 @ SY158 ) ) )
            | ~ ! [SY160: $i,SY161: $i] :
                  ( ( SY161
                   != ( set_difference @ SV39 @ SY160 ) )
                  | ~ ( ~ ! [SY162: $i] :
                            ( ~ ( in @ SY162 @ SV39 )
                            | ( in @ SY162 @ SY160 )
                            | ( in @ SY162 @ SY161 ) )
                      | ~ ~ ( ~ ! [SY163: $i] :
                                  ( ~ ( in @ SY163 @ SY161 )
                                  | ( in @ SY163 @ SV39 ) )
                            | ~ ! [SX3: $i] :
                                  ( ~ ( in @ SX3 @ SY161 )
                                  | ~ ( in @ SX3 @ SY160 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[228]) ).

thf(279,plain,
    ! [SV40: $i,SV1: $i] :
      ( ( ~ ( subset @ SV1 @ SV40 )
        | ( ( set_union2 @ SV1 @ SV40 )
          = SV40 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[229]) ).

thf(280,plain,
    ! [SV41: $i,SV2: $i] :
      ( ( subset @ ( set_intersection2 @ SV2 @ SV41 ) @ SV2 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[230]) ).

thf(281,plain,
    ! [SV42: $i,SV3: $i] :
      ( ( ! [SY165: $i] :
            ( ~ ( subset @ SV3 @ SV42 )
            | ~ ( subset @ SV3 @ SY165 )
            | ( subset @ SV3 @ ( set_intersection2 @ SV42 @ SY165 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[231]) ).

thf(282,plain,
    ! [SV43: $i,SV4: $i] :
      ( ( ! [SY166: $i] :
            ( ~ ( subset @ SV4 @ SV43 )
            | ~ ( subset @ SV43 @ SY166 )
            | ( subset @ SV4 @ SY166 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[232]) ).

thf(283,plain,
    ! [SV44: $i,SV5: $i] :
      ( ( ~ ( subset @ SV5 @ SV44 )
        | ! [SY167: $i] : ( subset @ ( set_intersection2 @ SV5 @ SY167 ) @ ( set_intersection2 @ SV44 @ SY167 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[233]) ).

thf(284,plain,
    ! [SV45: $i,SV6: $i] :
      ( ( ~ ( subset @ SV6 @ SV45 )
        | ( ( set_intersection2 @ SV6 @ SV45 )
          = SV6 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[234]) ).

thf(285,plain,
    ! [SV46: $i,SV8: $i] :
      ( ( ~ ( subset @ SV8 @ SV46 )
        | ! [SY168: $i] : ( subset @ ( set_difference @ SV8 @ SY168 ) @ ( set_difference @ SV46 @ SY168 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[236]) ).

thf(286,plain,
    ! [SV47: $i,SV9: $i] :
      ( ( subset @ ( set_difference @ SV9 @ SV47 ) @ SV9 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[237]) ).

thf(287,plain,
    ! [SV48: $i,SV10: $i] :
      ( ( ( set_union2 @ SV10 @ ( set_difference @ SV48 @ SV10 ) )
        = ( set_union2 @ SV10 @ SV48 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[238]) ).

thf(288,plain,
    ! [SV11: $i] :
      ( ( ( ~ ( subset @ SV11 @ empty_set ) )
        = $true )
      | ( ( SV11 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[239]) ).

thf(289,plain,
    ! [SV49: $i,SV12: $i] :
      ( ( ( set_difference @ ( set_union2 @ SV12 @ SV49 ) @ SV49 )
        = ( set_difference @ SV12 @ SV49 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[240]) ).

thf(290,plain,
    ! [SV50: $i,SV13: $i] :
      ( ( ~ ( subset @ SV13 @ SV50 )
        | ( SV50
          = ( set_union2 @ SV13 @ ( set_difference @ SV50 @ SV13 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[241]) ).

thf(291,plain,
    ! [SV51: $i,SV14: $i] :
      ( ( ( set_difference @ SV14 @ ( set_difference @ SV14 @ SV51 ) )
        = ( set_intersection2 @ SV14 @ SV51 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[242]) ).

thf(292,plain,
    ! [SV15: $i,SV52: $i] :
      ( ( ~ ( proper_subset @ SV52 @ SV15 )
        | ~ ( subset @ SV15 @ SV52 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[243]) ).

thf(293,plain,
    ! [SV53: $i,SV16: $i] :
      ( ( subset @ SV16 @ ( set_union2 @ SV16 @ SV53 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[244]) ).

thf(294,plain,
    ! [SV54: $i,SV17: $i] :
      ( ( ! [SY169: $i] :
            ( ~ ( subset @ SV17 @ SV54 )
            | ~ ( subset @ SY169 @ SV54 )
            | ( subset @ ( set_union2 @ SV17 @ SY169 ) @ SV54 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[245]) ).

thf(295,plain,
    ! [SV55: $i,SV18: $i] :
      ( ( ~ ( in @ SV18 @ SV55 )
        | ~ ( in @ SV55 @ SV18 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[246]) ).

thf(296,plain,
    ! [SV56: $i,SV19: $i] :
      ( ( ~ ( proper_subset @ SV19 @ SV56 )
        | ~ ( proper_subset @ SV56 @ SV19 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[247]) ).

thf(297,plain,
    ! [SV57: $i,SV20: $i] :
      ( ( ( set_union2 @ SV20 @ SV57 )
        = ( set_union2 @ SV57 @ SV20 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[248]) ).

thf(298,plain,
    ! [SV58: $i,SV21: $i] :
      ( ( ( set_intersection2 @ SV21 @ SV58 )
        = ( set_intersection2 @ SV58 @ SV21 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[249]) ).

thf(299,plain,
    ! [SV22: $i] :
      ( ( ( empty @ SV22 )
        = $true )
      | ( ( ! [SY138: $i] :
              ~ ( empty @ ( set_union2 @ SV22 @ SY138 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[250]) ).

thf(300,plain,
    ! [SV23: $i] :
      ( ( ( empty @ SV23 )
        = $true )
      | ( ( ! [SY139: $i] :
              ~ ( empty @ ( set_union2 @ SY139 @ SV23 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[251]) ).

thf(301,plain,
    ! [SV26: $i] :
      ( ( proper_subset @ SV26 @ SV26 )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[254]) ).

thf(302,plain,
    ! [SV59: $i,SV28: $i] :
      ( ( ~ ( disjoint @ SV28 @ SV59 )
        | ( disjoint @ SV59 @ SV28 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[257]) ).

thf(303,plain,
    ! [SV33: $i] :
      ( ( ( ~ ( empty @ SV33 ) )
        = $true )
      | ( ( SV33 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[262]) ).

thf(304,plain,
    ! [SV34: $i,SV60: $i] :
      ( ( ~ ( empty @ SV60 )
        | ~ ( in @ SV34 @ SV60 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[263]) ).

thf(305,plain,
    ! [SV61: $i,SV35: $i] :
      ( ( ( SV35 = SV61 )
        | ~ ( empty @ SV35 )
        | ~ ( empty @ SV61 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[264]) ).

thf(306,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( disjoint @ SX0 @ SX1 )
            | ~ ( ~ ( in @ ( sK13_C @ SX1 @ SX0 ) @ SX0 )
                | ~ ( in @ ( sK13_C @ SX1 @ SX0 ) @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[266]) ).

thf(307,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX0 )
                | ~ ( in @ SX2 @ SX1 ) )
            | ~ ( disjoint @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[266]) ).

thf(308,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( ( set_difference @ SX0 @ SX1 )
             != empty_set )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[267]) ).

thf(309,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( ( set_difference @ SX0 @ SX1 )
              = empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[267]) ).

thf(310,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 = SX1 )
            | ~ ( subset @ SX0 @ SX1 )
            | ( proper_subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[268]) ).

thf(311,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)],[268]) ).

thf(312,plain,
    ! [SV36: $i] :
      ( ( ~ ! [SY143: $i,SY144: $i] :
              ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                            | ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SV36 ) )
                        | ~ ( ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                            | ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY143 ) ) )
                  | ~ ( ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                      | ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SV36 )
                      | ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY143 ) ) )
              | ( SY144
                = ( set_union2 @ SV36 @ SY143 ) ) )
        | ~ ! [SY145: $i,SY146: $i] :
              ( ( SY146
               != ( set_union2 @ SV36 @ SY145 ) )
              | ~ ( ~ ! [SY147: $i] :
                        ( ~ ( in @ SY147 @ SY146 )
                        | ( in @ SY147 @ SV36 )
                        | ( in @ SY147 @ SY145 ) )
                  | ~ ~ ( ~ ! [SY148: $i] :
                              ( ~ ( in @ SY148 @ SV36 )
                              | ( in @ SY148 @ SY146 ) )
                        | ~ ! [SX3: $i] :
                              ( ~ ( in @ SX3 @ SY145 )
                              | ( in @ SX3 @ SY146 ) ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[269]) ).

thf(313,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ~ ( ~ ( ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
                | ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) )
            | ~ ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
                | ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) ) )
        | ( SV37 = SV62 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[270]) ).

thf(314,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( disjoint @ SX0 @ SX1 )
            | ( in @ ( sK12_C @ SX1 @ SX0 ) @ ( set_intersection2 @ SX0 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[271]) ).

thf(315,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ! [SX2: $i] :
                ~ ( in @ SX2 @ ( set_intersection2 @ SX0 @ SX1 ) )
            | ~ ( disjoint @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[271]) ).

thf(316,plain,
    ( ( ~ ! [SX0: $i] :
            ( ( in @ ( sK11_B @ SX0 ) @ SX0 )
            | ( SX0 = empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[272]) ).

thf(317,plain,
    ( ( ~ ! [SX0: $i] :
            ( ( SX0 != empty_set )
            | ! [SX1: $i] :
                ~ ( in @ SX1 @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[272]) ).

thf(318,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ~ ( subset @ SX1 @ SX0 )
            | ( SX0 = SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[273]) ).

thf(319,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i,SX1: $i] :
                  ( ( SX0 != SX1 )
                  | ( subset @ SX0 @ SX1 ) )
            | ~ ! [SX0: $i,SX1: $i] :
                  ( ( SX0 != SX1 )
                  | ( subset @ SX1 @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[273]) ).

thf(320,plain,
    ! [SV38: $i] :
      ( ( ~ ! [SY151: $i,SY152: $i] :
              ( ~ ( ~ ( ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SV38 )
                      | ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY151 )
                      | ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) )
                  | ~ ~ ( ~ ( ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SV38 )
                            | ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) )
                        | ~ ( ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY151 )
                            | ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) ) ) )
              | ( SY152
                = ( set_intersection2 @ SV38 @ SY151 ) ) )
        | ~ ! [SY153: $i,SY154: $i] :
              ( ( SY154
               != ( set_intersection2 @ SV38 @ SY153 ) )
              | ~ ( ~ ! [SY155: $i] :
                        ( ~ ( in @ SY155 @ SV38 )
                        | ~ ( in @ SY155 @ SY153 )
                        | ( in @ SY155 @ SY154 ) )
                  | ~ ~ ( ~ ! [SY156: $i] :
                              ( ~ ( in @ SY156 @ SY154 )
                              | ( in @ SY156 @ SV38 ) )
                        | ~ ! [SX3: $i] :
                              ( ~ ( in @ SX3 @ SY154 )
                              | ( in @ SX3 @ SY153 ) ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[274]) ).

thf(321,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( in @ ( sK9_C @ SX1 @ SX0 ) @ SX0 )
                | ~ ~ ( in @ ( sK9_C @ SX1 @ SX0 ) @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[275]) ).

thf(322,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ! [SX2: $i] :
                ( ~ ( in @ SX2 @ SX0 )
                | ( in @ SX2 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[275]) ).

thf(323,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( ( set_difference @ SX0 @ SX1 )
             != empty_set )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[276]) ).

thf(324,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( ( set_difference @ SX0 @ SX1 )
              = empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[276]) ).

thf(325,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( ( set_intersection2 @ SX0 @ SX1 )
             != empty_set )
            | ( disjoint @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[277]) ).

thf(326,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( disjoint @ SX0 @ SX1 )
            | ( ( set_intersection2 @ SX0 @ SX1 )
              = empty_set ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[277]) ).

thf(327,plain,
    ! [SV39: $i] :
      ( ( ~ ! [SY158: $i,SY159: $i] :
              ( ~ ( ~ ( ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SV39 )
                      | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY158 )
                      | ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) )
                  | ~ ~ ( ~ ( ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SV39 )
                            | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) )
                        | ~ ( ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY158 )
                            | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) ) ) )
              | ( SY159
                = ( set_difference @ SV39 @ SY158 ) ) )
        | ~ ! [SY160: $i,SY161: $i] :
              ( ( SY161
               != ( set_difference @ SV39 @ SY160 ) )
              | ~ ( ~ ! [SY162: $i] :
                        ( ~ ( in @ SY162 @ SV39 )
                        | ( in @ SY162 @ SY160 )
                        | ( in @ SY162 @ SY161 ) )
                  | ~ ~ ( ~ ! [SY163: $i] :
                              ( ~ ( in @ SY163 @ SY161 )
                              | ( in @ SY163 @ SV39 ) )
                        | ~ ! [SX3: $i] :
                              ( ~ ( in @ SX3 @ SY161 )
                              | ~ ( in @ SX3 @ SY160 ) ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[278]) ).

thf(328,plain,
    ! [SV40: $i,SV1: $i] :
      ( ( ( ~ ( subset @ SV1 @ SV40 ) )
        = $true )
      | ( ( ( set_union2 @ SV1 @ SV40 )
          = SV40 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[279]) ).

thf(329,plain,
    ! [SV63: $i,SV42: $i,SV3: $i] :
      ( ( ~ ( subset @ SV3 @ SV42 )
        | ~ ( subset @ SV3 @ SV63 )
        | ( subset @ SV3 @ ( set_intersection2 @ SV42 @ SV63 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[281]) ).

thf(330,plain,
    ! [SV64: $i,SV43: $i,SV4: $i] :
      ( ( ~ ( subset @ SV4 @ SV43 )
        | ~ ( subset @ SV43 @ SV64 )
        | ( subset @ SV4 @ SV64 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[282]) ).

thf(331,plain,
    ! [SV44: $i,SV5: $i] :
      ( ( ( ~ ( subset @ SV5 @ SV44 ) )
        = $true )
      | ( ( ! [SY167: $i] : ( subset @ ( set_intersection2 @ SV5 @ SY167 ) @ ( set_intersection2 @ SV44 @ SY167 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[283]) ).

thf(332,plain,
    ! [SV45: $i,SV6: $i] :
      ( ( ( ~ ( subset @ SV6 @ SV45 ) )
        = $true )
      | ( ( ( set_intersection2 @ SV6 @ SV45 )
          = SV6 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[284]) ).

thf(333,plain,
    ! [SV46: $i,SV8: $i] :
      ( ( ( ~ ( subset @ SV8 @ SV46 ) )
        = $true )
      | ( ( ! [SY168: $i] : ( subset @ ( set_difference @ SV8 @ SY168 ) @ ( set_difference @ SV46 @ SY168 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[285]) ).

thf(334,plain,
    ! [SV11: $i] :
      ( ( ( subset @ SV11 @ empty_set )
        = $false )
      | ( ( SV11 = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[288]) ).

thf(335,plain,
    ! [SV50: $i,SV13: $i] :
      ( ( ( ~ ( subset @ SV13 @ SV50 ) )
        = $true )
      | ( ( SV50
          = ( set_union2 @ SV13 @ ( set_difference @ SV50 @ SV13 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[290]) ).

thf(336,plain,
    ! [SV15: $i,SV52: $i] :
      ( ( ( ~ ( proper_subset @ SV52 @ SV15 ) )
        = $true )
      | ( ( ~ ( subset @ SV15 @ SV52 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[292]) ).

thf(337,plain,
    ! [SV65: $i,SV54: $i,SV17: $i] :
      ( ( ~ ( subset @ SV17 @ SV54 )
        | ~ ( subset @ SV65 @ SV54 )
        | ( subset @ ( set_union2 @ SV17 @ SV65 ) @ SV54 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[294]) ).

thf(338,plain,
    ! [SV55: $i,SV18: $i] :
      ( ( ( ~ ( in @ SV18 @ SV55 ) )
        = $true )
      | ( ( ~ ( in @ SV55 @ SV18 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[295]) ).

thf(339,plain,
    ! [SV56: $i,SV19: $i] :
      ( ( ( ~ ( proper_subset @ SV19 @ SV56 ) )
        = $true )
      | ( ( ~ ( proper_subset @ SV56 @ SV19 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[296]) ).

thf(340,plain,
    ! [SV66: $i,SV22: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV22 @ SV66 ) ) )
        = $true )
      | ( ( empty @ SV22 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[299]) ).

thf(341,plain,
    ! [SV23: $i,SV67: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV67 @ SV23 ) ) )
        = $true )
      | ( ( empty @ SV23 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[300]) ).

thf(342,plain,
    ! [SV59: $i,SV28: $i] :
      ( ( ( ~ ( disjoint @ SV28 @ SV59 ) )
        = $true )
      | ( ( disjoint @ SV59 @ SV28 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[302]) ).

thf(343,plain,
    ! [SV33: $i] :
      ( ( ( empty @ SV33 )
        = $false )
      | ( ( SV33 = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[303]) ).

thf(344,plain,
    ! [SV34: $i,SV60: $i] :
      ( ( ( ~ ( empty @ SV60 ) )
        = $true )
      | ( ( ~ ( in @ SV34 @ SV60 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[304]) ).

thf(345,plain,
    ! [SV61: $i,SV35: $i] :
      ( ( ( ( SV35 = SV61 )
          | ~ ( empty @ SV35 ) )
        = $true )
      | ( ( ~ ( empty @ SV61 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[305]) ).

thf(346,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( disjoint @ SX0 @ SX1 )
          | ~ ( ~ ( in @ ( sK13_C @ SX1 @ SX0 ) @ SX0 )
              | ~ ( in @ ( sK13_C @ SX1 @ SX0 ) @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[306]) ).

thf(347,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ! [SX2: $i] :
              ( ~ ( in @ SX2 @ SX0 )
              | ~ ( in @ SX2 @ SX1 ) )
          | ~ ( disjoint @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[307]) ).

thf(348,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( ( set_difference @ SX0 @ SX1 )
           != empty_set )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[308]) ).

thf(349,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( ( set_difference @ SX0 @ SX1 )
            = empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[309]) ).

thf(350,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX0 = SX1 )
          | ~ ( subset @ SX0 @ SX1 )
          | ( proper_subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[310]) ).

thf(351,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)],[311]) ).

thf(352,plain,
    ! [SV36: $i] :
      ( ( ~ ! [SY143: $i,SY144: $i] :
              ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                            | ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SV36 ) )
                        | ~ ( ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                            | ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY143 ) ) )
                  | ~ ( ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                      | ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SV36 )
                      | ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY143 ) ) )
              | ( SY144
                = ( set_union2 @ SV36 @ SY143 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[312]) ).

thf(353,plain,
    ! [SV36: $i] :
      ( ( ~ ! [SY145: $i,SY146: $i] :
              ( ( SY146
               != ( set_union2 @ SV36 @ SY145 ) )
              | ~ ( ~ ! [SY147: $i] :
                        ( ~ ( in @ SY147 @ SY146 )
                        | ( in @ SY147 @ SV36 )
                        | ( in @ SY147 @ SY145 ) )
                  | ~ ~ ( ~ ! [SY148: $i] :
                              ( ~ ( in @ SY148 @ SV36 )
                              | ( in @ SY148 @ SY146 ) )
                        | ~ ! [SX3: $i] :
                              ( ~ ( in @ SX3 @ SY145 )
                              | ( in @ SX3 @ SY146 ) ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[312]) ).

thf(354,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
                  | ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) )
              | ~ ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
                  | ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) ) ) )
        = $true )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[313]) ).

thf(355,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( disjoint @ SX0 @ SX1 )
          | ( in @ ( sK12_C @ SX1 @ SX0 ) @ ( set_intersection2 @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[314]) ).

thf(356,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ! [SX2: $i] :
              ~ ( in @ SX2 @ ( set_intersection2 @ SX0 @ SX1 ) )
          | ~ ( disjoint @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[315]) ).

thf(357,plain,
    ( ( ! [SX0: $i] :
          ( ( in @ ( sK11_B @ SX0 ) @ SX0 )
          | ( SX0 = empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[316]) ).

thf(358,plain,
    ( ( ! [SX0: $i] :
          ( ( SX0 != empty_set )
          | ! [SX1: $i] :
              ~ ( in @ SX1 @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[317]) ).

thf(359,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ~ ( subset @ SX1 @ SX0 )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[318]) ).

thf(360,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ( SX0 != SX1 )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ( SX0 != SX1 )
                | ( subset @ SX1 @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[319]) ).

thf(361,plain,
    ! [SV38: $i] :
      ( ( ~ ! [SY151: $i,SY152: $i] :
              ( ~ ( ~ ( ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SV38 )
                      | ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY151 )
                      | ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) )
                  | ~ ~ ( ~ ( ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SV38 )
                            | ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) )
                        | ~ ( ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY151 )
                            | ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) ) ) )
              | ( SY152
                = ( set_intersection2 @ SV38 @ SY151 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[320]) ).

thf(362,plain,
    ! [SV38: $i] :
      ( ( ~ ! [SY153: $i,SY154: $i] :
              ( ( SY154
               != ( set_intersection2 @ SV38 @ SY153 ) )
              | ~ ( ~ ! [SY155: $i] :
                        ( ~ ( in @ SY155 @ SV38 )
                        | ~ ( in @ SY155 @ SY153 )
                        | ( in @ SY155 @ SY154 ) )
                  | ~ ~ ( ~ ! [SY156: $i] :
                              ( ~ ( in @ SY156 @ SY154 )
                              | ( in @ SY156 @ SV38 ) )
                        | ~ ! [SX3: $i] :
                              ( ~ ( in @ SX3 @ SY154 )
                              | ( in @ SX3 @ SY153 ) ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[320]) ).

thf(363,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( in @ ( sK9_C @ SX1 @ SX0 ) @ SX0 )
              | ~ ~ ( in @ ( sK9_C @ SX1 @ SX0 ) @ SX1 ) )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[321]) ).

thf(364,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ! [SX2: $i] :
              ( ~ ( in @ SX2 @ SX0 )
              | ( in @ SX2 @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[322]) ).

thf(365,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( ( set_difference @ SX0 @ SX1 )
           != empty_set )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[323]) ).

thf(366,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( ( set_difference @ SX0 @ SX1 )
            = empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[324]) ).

thf(367,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( ( set_intersection2 @ SX0 @ SX1 )
           != empty_set )
          | ( disjoint @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[325]) ).

thf(368,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( disjoint @ SX0 @ SX1 )
          | ( ( set_intersection2 @ SX0 @ SX1 )
            = empty_set ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[326]) ).

thf(369,plain,
    ! [SV39: $i] :
      ( ( ~ ! [SY158: $i,SY159: $i] :
              ( ~ ( ~ ( ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SV39 )
                      | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY158 )
                      | ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) )
                  | ~ ~ ( ~ ( ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SV39 )
                            | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) )
                        | ~ ( ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY158 )
                            | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) ) ) )
              | ( SY159
                = ( set_difference @ SV39 @ SY158 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[327]) ).

thf(370,plain,
    ! [SV39: $i] :
      ( ( ~ ! [SY160: $i,SY161: $i] :
              ( ( SY161
               != ( set_difference @ SV39 @ SY160 ) )
              | ~ ( ~ ! [SY162: $i] :
                        ( ~ ( in @ SY162 @ SV39 )
                        | ( in @ SY162 @ SY160 )
                        | ( in @ SY162 @ SY161 ) )
                  | ~ ~ ( ~ ! [SY163: $i] :
                              ( ~ ( in @ SY163 @ SY161 )
                              | ( in @ SY163 @ SV39 ) )
                        | ~ ! [SX3: $i] :
                              ( ~ ( in @ SX3 @ SY161 )
                              | ~ ( in @ SX3 @ SY160 ) ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[327]) ).

thf(371,plain,
    ! [SV40: $i,SV1: $i] :
      ( ( ( subset @ SV1 @ SV40 )
        = $false )
      | ( ( ( set_union2 @ SV1 @ SV40 )
          = SV40 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[328]) ).

thf(372,plain,
    ! [SV63: $i,SV42: $i,SV3: $i] :
      ( ( ( ~ ( subset @ SV3 @ SV42 )
          | ~ ( subset @ SV3 @ SV63 ) )
        = $true )
      | ( ( subset @ SV3 @ ( set_intersection2 @ SV42 @ SV63 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[329]) ).

thf(373,plain,
    ! [SV64: $i,SV43: $i,SV4: $i] :
      ( ( ( ~ ( subset @ SV4 @ SV43 )
          | ~ ( subset @ SV43 @ SV64 ) )
        = $true )
      | ( ( subset @ SV4 @ SV64 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[330]) ).

thf(374,plain,
    ! [SV44: $i,SV5: $i] :
      ( ( ( subset @ SV5 @ SV44 )
        = $false )
      | ( ( ! [SY167: $i] : ( subset @ ( set_intersection2 @ SV5 @ SY167 ) @ ( set_intersection2 @ SV44 @ SY167 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[331]) ).

thf(375,plain,
    ! [SV45: $i,SV6: $i] :
      ( ( ( subset @ SV6 @ SV45 )
        = $false )
      | ( ( ( set_intersection2 @ SV6 @ SV45 )
          = SV6 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[332]) ).

thf(376,plain,
    ! [SV46: $i,SV8: $i] :
      ( ( ( subset @ SV8 @ SV46 )
        = $false )
      | ( ( ! [SY168: $i] : ( subset @ ( set_difference @ SV8 @ SY168 ) @ ( set_difference @ SV46 @ SY168 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[333]) ).

thf(377,plain,
    ! [SV50: $i,SV13: $i] :
      ( ( ( subset @ SV13 @ SV50 )
        = $false )
      | ( ( SV50
          = ( set_union2 @ SV13 @ ( set_difference @ SV50 @ SV13 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[335]) ).

thf(378,plain,
    ! [SV15: $i,SV52: $i] :
      ( ( ( proper_subset @ SV52 @ SV15 )
        = $false )
      | ( ( ~ ( subset @ SV15 @ SV52 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[336]) ).

thf(379,plain,
    ! [SV65: $i,SV54: $i,SV17: $i] :
      ( ( ( ~ ( subset @ SV17 @ SV54 )
          | ~ ( subset @ SV65 @ SV54 ) )
        = $true )
      | ( ( subset @ ( set_union2 @ SV17 @ SV65 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[337]) ).

thf(380,plain,
    ! [SV55: $i,SV18: $i] :
      ( ( ( in @ SV18 @ SV55 )
        = $false )
      | ( ( ~ ( in @ SV55 @ SV18 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[338]) ).

thf(381,plain,
    ! [SV56: $i,SV19: $i] :
      ( ( ( proper_subset @ SV19 @ SV56 )
        = $false )
      | ( ( ~ ( proper_subset @ SV56 @ SV19 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[339]) ).

thf(382,plain,
    ! [SV66: $i,SV22: $i] :
      ( ( ( empty @ ( set_union2 @ SV22 @ SV66 ) )
        = $false )
      | ( ( empty @ SV22 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[340]) ).

thf(383,plain,
    ! [SV23: $i,SV67: $i] :
      ( ( ( empty @ ( set_union2 @ SV67 @ SV23 ) )
        = $false )
      | ( ( empty @ SV23 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[341]) ).

thf(384,plain,
    ! [SV59: $i,SV28: $i] :
      ( ( ( disjoint @ SV28 @ SV59 )
        = $false )
      | ( ( disjoint @ SV59 @ SV28 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[342]) ).

thf(385,plain,
    ! [SV34: $i,SV60: $i] :
      ( ( ( empty @ SV60 )
        = $false )
      | ( ( ~ ( in @ SV34 @ SV60 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[344]) ).

thf(386,plain,
    ! [SV61: $i,SV35: $i] :
      ( ( ( SV35 = SV61 )
        = $true )
      | ( ( ~ ( empty @ SV35 ) )
        = $true )
      | ( ( ~ ( empty @ SV61 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[345]) ).

thf(387,plain,
    ! [SV68: $i] :
      ( ( ! [SY170: $i] :
            ( ( disjoint @ SV68 @ SY170 )
            | ~ ( ~ ( in @ ( sK13_C @ SY170 @ SV68 ) @ SV68 )
                | ~ ( in @ ( sK13_C @ SY170 @ SV68 ) @ SY170 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[346]) ).

thf(388,plain,
    ! [SV69: $i] :
      ( ( ! [SY171: $i] :
            ( ! [SY172: $i] :
                ( ~ ( in @ SY172 @ SV69 )
                | ~ ( in @ SY172 @ SY171 ) )
            | ~ ( disjoint @ SV69 @ SY171 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[347]) ).

thf(389,plain,
    ! [SV70: $i] :
      ( ( ! [SY173: $i] :
            ( ( ( set_difference @ SV70 @ SY173 )
             != empty_set )
            | ( subset @ SV70 @ SY173 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[348]) ).

thf(390,plain,
    ! [SV71: $i] :
      ( ( ! [SY174: $i] :
            ( ~ ( subset @ SV71 @ SY174 )
            | ( ( set_difference @ SV71 @ SY174 )
              = empty_set ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[349]) ).

thf(391,plain,
    ! [SV72: $i] :
      ( ( ! [SY175: $i] :
            ( ( SV72 = SY175 )
            | ~ ( subset @ SV72 @ SY175 )
            | ( proper_subset @ SV72 @ SY175 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[350]) ).

thf(392,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)],[351]) ).

thf(393,plain,
    ! [SV36: $i] :
      ( ( ! [SY143: $i,SY144: $i] :
            ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                          | ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SV36 ) )
                      | ~ ( ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                          | ~ ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY143 ) ) )
                | ~ ( ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY144 )
                    | ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SV36 )
                    | ( in @ ( sK10_D @ SY144 @ SY143 @ SV36 ) @ SY143 ) ) )
            | ( SY144
              = ( set_union2 @ SV36 @ SY143 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[352]) ).

thf(394,plain,
    ! [SV36: $i] :
      ( ( ! [SY145: $i,SY146: $i] :
            ( ( SY146
             != ( set_union2 @ SV36 @ SY145 ) )
            | ~ ( ~ ! [SY147: $i] :
                      ( ~ ( in @ SY147 @ SY146 )
                      | ( in @ SY147 @ SV36 )
                      | ( in @ SY147 @ SY145 ) )
                | ~ ~ ( ~ ! [SY148: $i] :
                            ( ~ ( in @ SY148 @ SV36 )
                            | ( in @ SY148 @ SY146 ) )
                      | ~ ! [SX3: $i] :
                            ( ~ ( in @ SX3 @ SY145 )
                            | ( in @ SX3 @ SY146 ) ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[353]) ).

thf(395,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
              | ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) )
          | ~ ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
              | ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) ) )
        = $false )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[354]) ).

thf(396,plain,
    ! [SV73: $i] :
      ( ( ! [SY176: $i] :
            ( ( disjoint @ SV73 @ SY176 )
            | ( in @ ( sK12_C @ SY176 @ SV73 ) @ ( set_intersection2 @ SV73 @ SY176 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[355]) ).

thf(397,plain,
    ! [SV74: $i] :
      ( ( ! [SY177: $i] :
            ( ! [SY178: $i] :
                ~ ( in @ SY178 @ ( set_intersection2 @ SV74 @ SY177 ) )
            | ~ ( disjoint @ SV74 @ SY177 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[356]) ).

thf(398,plain,
    ! [SV75: $i] :
      ( ( ( in @ ( sK11_B @ SV75 ) @ SV75 )
        | ( SV75 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[357]) ).

thf(399,plain,
    ! [SV76: $i] :
      ( ( ( SV76 != empty_set )
        | ! [SY179: $i] :
            ~ ( in @ SY179 @ SV76 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[358]) ).

thf(400,plain,
    ! [SV77: $i] :
      ( ( ! [SY180: $i] :
            ( ~ ( subset @ SV77 @ SY180 )
            | ~ ( subset @ SY180 @ SV77 )
            | ( SV77 = SY180 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[359]) ).

thf(401,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 != SX1 )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 != SX1 )
            | ( subset @ SX1 @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[360]) ).

thf(402,plain,
    ! [SV38: $i] :
      ( ( ! [SY151: $i,SY152: $i] :
            ( ~ ( ~ ( ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SV38 )
                    | ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY151 )
                    | ~ ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) )
                | ~ ~ ( ~ ( ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SV38 )
                          | ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) )
                      | ~ ( ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY151 )
                          | ( in @ ( sK8_D @ SY152 @ SY151 @ SV38 ) @ SY152 ) ) ) )
            | ( SY152
              = ( set_intersection2 @ SV38 @ SY151 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[361]) ).

thf(403,plain,
    ! [SV38: $i] :
      ( ( ! [SY153: $i,SY154: $i] :
            ( ( SY154
             != ( set_intersection2 @ SV38 @ SY153 ) )
            | ~ ( ~ ! [SY155: $i] :
                      ( ~ ( in @ SY155 @ SV38 )
                      | ~ ( in @ SY155 @ SY153 )
                      | ( in @ SY155 @ SY154 ) )
                | ~ ~ ( ~ ! [SY156: $i] :
                            ( ~ ( in @ SY156 @ SY154 )
                            | ( in @ SY156 @ SV38 ) )
                      | ~ ! [SX3: $i] :
                            ( ~ ( in @ SX3 @ SY154 )
                            | ( in @ SX3 @ SY153 ) ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[362]) ).

thf(404,plain,
    ! [SV78: $i] :
      ( ( ! [SY181: $i] :
            ( ~ ( ~ ( in @ ( sK9_C @ SY181 @ SV78 ) @ SV78 )
                | ~ ~ ( in @ ( sK9_C @ SY181 @ SV78 ) @ SY181 ) )
            | ( subset @ SV78 @ SY181 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[363]) ).

thf(405,plain,
    ! [SV79: $i] :
      ( ( ! [SY182: $i] :
            ( ~ ( subset @ SV79 @ SY182 )
            | ! [SY183: $i] :
                ( ~ ( in @ SY183 @ SV79 )
                | ( in @ SY183 @ SY182 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[364]) ).

thf(406,plain,
    ! [SV80: $i] :
      ( ( ! [SY184: $i] :
            ( ( ( set_difference @ SV80 @ SY184 )
             != empty_set )
            | ( subset @ SV80 @ SY184 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[365]) ).

thf(407,plain,
    ! [SV81: $i] :
      ( ( ! [SY185: $i] :
            ( ~ ( subset @ SV81 @ SY185 )
            | ( ( set_difference @ SV81 @ SY185 )
              = empty_set ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[366]) ).

thf(408,plain,
    ! [SV82: $i] :
      ( ( ! [SY186: $i] :
            ( ( ( set_intersection2 @ SV82 @ SY186 )
             != empty_set )
            | ( disjoint @ SV82 @ SY186 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[367]) ).

thf(409,plain,
    ! [SV83: $i] :
      ( ( ! [SY187: $i] :
            ( ~ ( disjoint @ SV83 @ SY187 )
            | ( ( set_intersection2 @ SV83 @ SY187 )
              = empty_set ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[368]) ).

thf(410,plain,
    ! [SV39: $i] :
      ( ( ! [SY158: $i,SY159: $i] :
            ( ~ ( ~ ( ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SV39 )
                    | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY158 )
                    | ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) )
                | ~ ~ ( ~ ( ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SV39 )
                          | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) )
                      | ~ ( ~ ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY158 )
                          | ( in @ ( sK7_D @ SY159 @ SY158 @ SV39 ) @ SY159 ) ) ) )
            | ( SY159
              = ( set_difference @ SV39 @ SY158 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[369]) ).

thf(411,plain,
    ! [SV39: $i] :
      ( ( ! [SY160: $i,SY161: $i] :
            ( ( SY161
             != ( set_difference @ SV39 @ SY160 ) )
            | ~ ( ~ ! [SY162: $i] :
                      ( ~ ( in @ SY162 @ SV39 )
                      | ( in @ SY162 @ SY160 )
                      | ( in @ SY162 @ SY161 ) )
                | ~ ~ ( ~ ! [SY163: $i] :
                            ( ~ ( in @ SY163 @ SY161 )
                            | ( in @ SY163 @ SV39 ) )
                      | ~ ! [SX3: $i] :
                            ( ~ ( in @ SX3 @ SY161 )
                            | ~ ( in @ SX3 @ SY160 ) ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[370]) ).

thf(412,plain,
    ! [SV63: $i,SV42: $i,SV3: $i] :
      ( ( ( ~ ( subset @ SV3 @ SV42 ) )
        = $true )
      | ( ( ~ ( subset @ SV3 @ SV63 ) )
        = $true )
      | ( ( subset @ SV3 @ ( set_intersection2 @ SV42 @ SV63 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[372]) ).

thf(413,plain,
    ! [SV64: $i,SV43: $i,SV4: $i] :
      ( ( ( ~ ( subset @ SV4 @ SV43 ) )
        = $true )
      | ( ( ~ ( subset @ SV43 @ SV64 ) )
        = $true )
      | ( ( subset @ SV4 @ SV64 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[373]) ).

thf(414,plain,
    ! [SV44: $i,SV84: $i,SV5: $i] :
      ( ( ( subset @ ( set_intersection2 @ SV5 @ SV84 ) @ ( set_intersection2 @ SV44 @ SV84 ) )
        = $true )
      | ( ( subset @ SV5 @ SV44 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[374]) ).

thf(415,plain,
    ! [SV46: $i,SV85: $i,SV8: $i] :
      ( ( ( subset @ ( set_difference @ SV8 @ SV85 ) @ ( set_difference @ SV46 @ SV85 ) )
        = $true )
      | ( ( subset @ SV8 @ SV46 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[376]) ).

thf(416,plain,
    ! [SV52: $i,SV15: $i] :
      ( ( ( subset @ SV15 @ SV52 )
        = $false )
      | ( ( proper_subset @ SV52 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[378]) ).

thf(417,plain,
    ! [SV65: $i,SV54: $i,SV17: $i] :
      ( ( ( ~ ( subset @ SV17 @ SV54 ) )
        = $true )
      | ( ( ~ ( subset @ SV65 @ SV54 ) )
        = $true )
      | ( ( subset @ ( set_union2 @ SV17 @ SV65 ) @ SV54 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[379]) ).

thf(418,plain,
    ! [SV18: $i,SV55: $i] :
      ( ( ( in @ SV55 @ SV18 )
        = $false )
      | ( ( in @ SV18 @ SV55 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[380]) ).

thf(419,plain,
    ! [SV19: $i,SV56: $i] :
      ( ( ( proper_subset @ SV56 @ SV19 )
        = $false )
      | ( ( proper_subset @ SV19 @ SV56 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[381]) ).

thf(420,plain,
    ! [SV60: $i,SV34: $i] :
      ( ( ( in @ SV34 @ SV60 )
        = $false )
      | ( ( empty @ SV60 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[385]) ).

thf(421,plain,
    ! [SV61: $i,SV35: $i] :
      ( ( ( empty @ SV35 )
        = $false )
      | ( ( SV35 = SV61 )
        = $true )
      | ( ( ~ ( empty @ SV61 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[386]) ).

thf(422,plain,
    ! [SV86: $i,SV68: $i] :
      ( ( ( disjoint @ SV68 @ SV86 )
        | ~ ( ~ ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV68 )
            | ~ ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV86 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[387]) ).

thf(423,plain,
    ! [SV87: $i,SV69: $i] :
      ( ( ! [SY188: $i] :
            ( ~ ( in @ SY188 @ SV69 )
            | ~ ( in @ SY188 @ SV87 ) )
        | ~ ( disjoint @ SV69 @ SV87 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[388]) ).

thf(424,plain,
    ! [SV88: $i,SV70: $i] :
      ( ( ( ( set_difference @ SV70 @ SV88 )
         != empty_set )
        | ( subset @ SV70 @ SV88 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[389]) ).

thf(425,plain,
    ! [SV89: $i,SV71: $i] :
      ( ( ~ ( subset @ SV71 @ SV89 )
        | ( ( set_difference @ SV71 @ SV89 )
          = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[390]) ).

thf(426,plain,
    ! [SV90: $i,SV72: $i] :
      ( ( ( SV72 = SV90 )
        | ~ ( subset @ SV72 @ SV90 )
        | ( proper_subset @ SV72 @ SV90 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[391]) ).

thf(427,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( SX0 != SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[392]) ).

thf(428,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( proper_subset @ SX0 @ SX1 )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[392]) ).

thf(429,plain,
    ! [SV36: $i,SV91: $i] :
      ( ( ! [SY189: $i] :
            ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SY189 @ SV91 @ SV36 ) @ SY189 )
                          | ~ ( in @ ( sK10_D @ SY189 @ SV91 @ SV36 ) @ SV36 ) )
                      | ~ ( ~ ( in @ ( sK10_D @ SY189 @ SV91 @ SV36 ) @ SY189 )
                          | ~ ( in @ ( sK10_D @ SY189 @ SV91 @ SV36 ) @ SV91 ) ) )
                | ~ ( ( in @ ( sK10_D @ SY189 @ SV91 @ SV36 ) @ SY189 )
                    | ( in @ ( sK10_D @ SY189 @ SV91 @ SV36 ) @ SV36 )
                    | ( in @ ( sK10_D @ SY189 @ SV91 @ SV36 ) @ SV91 ) ) )
            | ( SY189
              = ( set_union2 @ SV36 @ SV91 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[393]) ).

thf(430,plain,
    ! [SV92: $i,SV36: $i] :
      ( ( ! [SY190: $i] :
            ( ( SY190
             != ( set_union2 @ SV36 @ SV92 ) )
            | ~ ( ~ ! [SY191: $i] :
                      ( ~ ( in @ SY191 @ SY190 )
                      | ( in @ SY191 @ SV36 )
                      | ( in @ SY191 @ SV92 ) )
                | ~ ~ ( ~ ! [SY148: $i] :
                            ( ~ ( in @ SY148 @ SV36 )
                            | ( in @ SY148 @ SY190 ) )
                      | ~ ! [SY193: $i] :
                            ( ~ ( in @ SY193 @ SV92 )
                            | ( in @ SY193 @ SY190 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[394]) ).

thf(431,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
              | ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) ) )
        = $false )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[395]) ).

thf(432,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( ~ ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
              | ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) ) )
        = $false )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[395]) ).

thf(433,plain,
    ! [SV93: $i,SV73: $i] :
      ( ( ( disjoint @ SV73 @ SV93 )
        | ( in @ ( sK12_C @ SV93 @ SV73 ) @ ( set_intersection2 @ SV73 @ SV93 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[396]) ).

thf(434,plain,
    ! [SV94: $i,SV74: $i] :
      ( ( ! [SY194: $i] :
            ~ ( in @ SY194 @ ( set_intersection2 @ SV74 @ SV94 ) )
        | ~ ( disjoint @ SV74 @ SV94 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[397]) ).

thf(435,plain,
    ! [SV75: $i] :
      ( ( ( in @ ( sK11_B @ SV75 ) @ SV75 )
        = $true )
      | ( ( SV75 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[398]) ).

thf(436,plain,
    ! [SV76: $i] :
      ( ( ( ( SV76 != empty_set ) )
        = $true )
      | ( ( ! [SY179: $i] :
              ~ ( in @ SY179 @ SV76 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[399]) ).

thf(437,plain,
    ! [SV95: $i,SV77: $i] :
      ( ( ~ ( subset @ SV77 @ SV95 )
        | ~ ( subset @ SV95 @ SV77 )
        | ( SV77 = SV95 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[400]) ).

thf(438,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 != SX1 )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[401]) ).

thf(439,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 != SX1 )
            | ( subset @ SX1 @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[401]) ).

thf(440,plain,
    ! [SV38: $i,SV96: $i] :
      ( ( ! [SY195: $i] :
            ( ~ ( ~ ( ~ ( in @ ( sK8_D @ SY195 @ SV96 @ SV38 ) @ SV38 )
                    | ~ ( in @ ( sK8_D @ SY195 @ SV96 @ SV38 ) @ SV96 )
                    | ~ ( in @ ( sK8_D @ SY195 @ SV96 @ SV38 ) @ SY195 ) )
                | ~ ~ ( ~ ( ( in @ ( sK8_D @ SY195 @ SV96 @ SV38 ) @ SV38 )
                          | ( in @ ( sK8_D @ SY195 @ SV96 @ SV38 ) @ SY195 ) )
                      | ~ ( ( in @ ( sK8_D @ SY195 @ SV96 @ SV38 ) @ SV96 )
                          | ( in @ ( sK8_D @ SY195 @ SV96 @ SV38 ) @ SY195 ) ) ) )
            | ( SY195
              = ( set_intersection2 @ SV38 @ SV96 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[402]) ).

thf(441,plain,
    ! [SV97: $i,SV38: $i] :
      ( ( ! [SY196: $i] :
            ( ( SY196
             != ( set_intersection2 @ SV38 @ SV97 ) )
            | ~ ( ~ ! [SY197: $i] :
                      ( ~ ( in @ SY197 @ SV38 )
                      | ~ ( in @ SY197 @ SV97 )
                      | ( in @ SY197 @ SY196 ) )
                | ~ ~ ( ~ ! [SY156: $i] :
                            ( ~ ( in @ SY156 @ SY196 )
                            | ( in @ SY156 @ SV38 ) )
                      | ~ ! [SY199: $i] :
                            ( ~ ( in @ SY199 @ SY196 )
                            | ( in @ SY199 @ SV97 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[403]) ).

thf(442,plain,
    ! [SV78: $i,SV98: $i] :
      ( ( ~ ( ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV78 )
            | ~ ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV98 ) )
        | ( subset @ SV78 @ SV98 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[404]) ).

thf(443,plain,
    ! [SV99: $i,SV79: $i] :
      ( ( ~ ( subset @ SV79 @ SV99 )
        | ! [SY200: $i] :
            ( ~ ( in @ SY200 @ SV79 )
            | ( in @ SY200 @ SV99 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[405]) ).

thf(444,plain,
    ! [SV100: $i,SV80: $i] :
      ( ( ( ( set_difference @ SV80 @ SV100 )
         != empty_set )
        | ( subset @ SV80 @ SV100 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[406]) ).

thf(445,plain,
    ! [SV101: $i,SV81: $i] :
      ( ( ~ ( subset @ SV81 @ SV101 )
        | ( ( set_difference @ SV81 @ SV101 )
          = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[407]) ).

thf(446,plain,
    ! [SV102: $i,SV82: $i] :
      ( ( ( ( set_intersection2 @ SV82 @ SV102 )
         != empty_set )
        | ( disjoint @ SV82 @ SV102 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[408]) ).

thf(447,plain,
    ! [SV103: $i,SV83: $i] :
      ( ( ~ ( disjoint @ SV83 @ SV103 )
        | ( ( set_intersection2 @ SV83 @ SV103 )
          = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[409]) ).

thf(448,plain,
    ! [SV39: $i,SV104: $i] :
      ( ( ! [SY201: $i] :
            ( ~ ( ~ ( ~ ( in @ ( sK7_D @ SY201 @ SV104 @ SV39 ) @ SV39 )
                    | ( in @ ( sK7_D @ SY201 @ SV104 @ SV39 ) @ SV104 )
                    | ~ ( in @ ( sK7_D @ SY201 @ SV104 @ SV39 ) @ SY201 ) )
                | ~ ~ ( ~ ( ( in @ ( sK7_D @ SY201 @ SV104 @ SV39 ) @ SV39 )
                          | ( in @ ( sK7_D @ SY201 @ SV104 @ SV39 ) @ SY201 ) )
                      | ~ ( ~ ( in @ ( sK7_D @ SY201 @ SV104 @ SV39 ) @ SV104 )
                          | ( in @ ( sK7_D @ SY201 @ SV104 @ SV39 ) @ SY201 ) ) ) )
            | ( SY201
              = ( set_difference @ SV39 @ SV104 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[410]) ).

thf(449,plain,
    ! [SV105: $i,SV39: $i] :
      ( ( ! [SY202: $i] :
            ( ( SY202
             != ( set_difference @ SV39 @ SV105 ) )
            | ~ ( ~ ! [SY203: $i] :
                      ( ~ ( in @ SY203 @ SV39 )
                      | ( in @ SY203 @ SV105 )
                      | ( in @ SY203 @ SY202 ) )
                | ~ ~ ( ~ ! [SY163: $i] :
                            ( ~ ( in @ SY163 @ SY202 )
                            | ( in @ SY163 @ SV39 ) )
                      | ~ ! [SY205: $i] :
                            ( ~ ( in @ SY205 @ SY202 )
                            | ~ ( in @ SY205 @ SV105 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[411]) ).

thf(450,plain,
    ! [SV63: $i,SV42: $i,SV3: $i] :
      ( ( ( subset @ SV3 @ SV42 )
        = $false )
      | ( ( ~ ( subset @ SV3 @ SV63 ) )
        = $true )
      | ( ( subset @ SV3 @ ( set_intersection2 @ SV42 @ SV63 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[412]) ).

thf(451,plain,
    ! [SV64: $i,SV43: $i,SV4: $i] :
      ( ( ( subset @ SV4 @ SV43 )
        = $false )
      | ( ( ~ ( subset @ SV43 @ SV64 ) )
        = $true )
      | ( ( subset @ SV4 @ SV64 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[413]) ).

thf(452,plain,
    ! [SV65: $i,SV54: $i,SV17: $i] :
      ( ( ( subset @ SV17 @ SV54 )
        = $false )
      | ( ( ~ ( subset @ SV65 @ SV54 ) )
        = $true )
      | ( ( subset @ ( set_union2 @ SV17 @ SV65 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[417]) ).

thf(453,plain,
    ! [SV35: $i,SV61: $i] :
      ( ( ( empty @ SV61 )
        = $false )
      | ( ( SV35 = SV61 )
        = $true )
      | ( ( empty @ SV35 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[421]) ).

thf(454,plain,
    ! [SV86: $i,SV68: $i] :
      ( ( ( disjoint @ SV68 @ SV86 )
        = $true )
      | ( ( ~ ( ~ ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV68 )
              | ~ ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV86 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[422]) ).

thf(455,plain,
    ! [SV87: $i,SV69: $i] :
      ( ( ( ! [SY188: $i] :
              ( ~ ( in @ SY188 @ SV69 )
              | ~ ( in @ SY188 @ SV87 ) ) )
        = $true )
      | ( ( ~ ( disjoint @ SV69 @ SV87 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[423]) ).

thf(456,plain,
    ! [SV88: $i,SV70: $i] :
      ( ( ( ( ( set_difference @ SV70 @ SV88 )
           != empty_set ) )
        = $true )
      | ( ( subset @ SV70 @ SV88 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[424]) ).

thf(457,plain,
    ! [SV89: $i,SV71: $i] :
      ( ( ( ~ ( subset @ SV71 @ SV89 ) )
        = $true )
      | ( ( ( set_difference @ SV71 @ SV89 )
          = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[425]) ).

thf(458,plain,
    ! [SV90: $i,SV72: $i] :
      ( ( ( ( SV72 = SV90 )
          | ~ ( subset @ SV72 @ SV90 ) )
        = $true )
      | ( ( proper_subset @ SV72 @ SV90 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[426]) ).

thf(459,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( proper_subset @ SX0 @ SX1 )
          | ( SX0 != SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[427]) ).

thf(460,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( proper_subset @ SX0 @ SX1 )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[428]) ).

thf(461,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                      | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
                  | ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                      | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) )
            | ~ ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 )
                | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) )
        | ( SV106
          = ( set_union2 @ SV36 @ SV91 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[429]) ).

thf(462,plain,
    ! [SV92: $i,SV36: $i,SV107: $i] :
      ( ( ( SV107
         != ( set_union2 @ SV36 @ SV92 ) )
        | ~ ( ~ ! [SY206: $i] :
                  ( ~ ( in @ SY206 @ SV107 )
                  | ( in @ SY206 @ SV36 )
                  | ( in @ SY206 @ SV92 ) )
            | ~ ~ ( ~ ! [SY207: $i] :
                        ( ~ ( in @ SY207 @ SV36 )
                        | ( in @ SY207 @ SV107 ) )
                  | ~ ! [SY208: $i] :
                        ( ~ ( in @ SY208 @ SV92 )
                        | ( in @ SY208 @ SV107 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[430]) ).

thf(463,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
          | ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) )
        = $true )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[431]) ).

thf(464,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
          | ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) )
        = $true )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[432]) ).

thf(465,plain,
    ! [SV93: $i,SV73: $i] :
      ( ( ( disjoint @ SV73 @ SV93 )
        = $true )
      | ( ( in @ ( sK12_C @ SV93 @ SV73 ) @ ( set_intersection2 @ SV73 @ SV93 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[433]) ).

thf(466,plain,
    ! [SV94: $i,SV74: $i] :
      ( ( ( ! [SY194: $i] :
              ~ ( in @ SY194 @ ( set_intersection2 @ SV74 @ SV94 ) ) )
        = $true )
      | ( ( ~ ( disjoint @ SV74 @ SV94 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[434]) ).

thf(467,plain,
    ! [SV76: $i] :
      ( ( ( SV76 = empty_set )
        = $false )
      | ( ( ! [SY179: $i] :
              ~ ( in @ SY179 @ SV76 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[436]) ).

thf(468,plain,
    ! [SV95: $i,SV77: $i] :
      ( ( ( ~ ( subset @ SV77 @ SV95 )
          | ~ ( subset @ SV95 @ SV77 ) )
        = $true )
      | ( ( SV77 = SV95 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[437]) ).

thf(469,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX0 != SX1 )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[438]) ).

thf(470,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX0 != SX1 )
          | ( subset @ SX1 @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[439]) ).

thf(471,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ~ ( ~ ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
                | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
                | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
            | ~ ~ ( ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
                      | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
                  | ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
                      | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) ) )
        | ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[440]) ).

thf(472,plain,
    ! [SV97: $i,SV38: $i,SV109: $i] :
      ( ( ( SV109
         != ( set_intersection2 @ SV38 @ SV97 ) )
        | ~ ( ~ ! [SY209: $i] :
                  ( ~ ( in @ SY209 @ SV38 )
                  | ~ ( in @ SY209 @ SV97 )
                  | ( in @ SY209 @ SV109 ) )
            | ~ ~ ( ~ ! [SY210: $i] :
                        ( ~ ( in @ SY210 @ SV109 )
                        | ( in @ SY210 @ SV38 ) )
                  | ~ ! [SY211: $i] :
                        ( ~ ( in @ SY211 @ SV109 )
                        | ( in @ SY211 @ SV97 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[441]) ).

thf(473,plain,
    ! [SV78: $i,SV98: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV78 )
              | ~ ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV98 ) ) )
        = $true )
      | ( ( subset @ SV78 @ SV98 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[442]) ).

thf(474,plain,
    ! [SV99: $i,SV79: $i] :
      ( ( ( ~ ( subset @ SV79 @ SV99 ) )
        = $true )
      | ( ( ! [SY200: $i] :
              ( ~ ( in @ SY200 @ SV79 )
              | ( in @ SY200 @ SV99 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[443]) ).

thf(475,plain,
    ! [SV100: $i,SV80: $i] :
      ( ( ( ( ( set_difference @ SV80 @ SV100 )
           != empty_set ) )
        = $true )
      | ( ( subset @ SV80 @ SV100 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[444]) ).

thf(476,plain,
    ! [SV101: $i,SV81: $i] :
      ( ( ( ~ ( subset @ SV81 @ SV101 ) )
        = $true )
      | ( ( ( set_difference @ SV81 @ SV101 )
          = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[445]) ).

thf(477,plain,
    ! [SV102: $i,SV82: $i] :
      ( ( ( ( ( set_intersection2 @ SV82 @ SV102 )
           != empty_set ) )
        = $true )
      | ( ( disjoint @ SV82 @ SV102 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[446]) ).

thf(478,plain,
    ! [SV103: $i,SV83: $i] :
      ( ( ( ~ ( disjoint @ SV83 @ SV103 ) )
        = $true )
      | ( ( ( set_intersection2 @ SV83 @ SV103 )
          = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[447]) ).

thf(479,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ~ ( ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
                | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
                | ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
            | ~ ~ ( ~ ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
                      | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
                  | ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
                      | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) ) )
        | ( SV110
          = ( set_difference @ SV39 @ SV104 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[448]) ).

thf(480,plain,
    ! [SV105: $i,SV39: $i,SV111: $i] :
      ( ( ( SV111
         != ( set_difference @ SV39 @ SV105 ) )
        | ~ ( ~ ! [SY212: $i] :
                  ( ~ ( in @ SY212 @ SV39 )
                  | ( in @ SY212 @ SV105 )
                  | ( in @ SY212 @ SV111 ) )
            | ~ ~ ( ~ ! [SY213: $i] :
                        ( ~ ( in @ SY213 @ SV111 )
                        | ( in @ SY213 @ SV39 ) )
                  | ~ ! [SY214: $i] :
                        ( ~ ( in @ SY214 @ SV111 )
                        | ~ ( in @ SY214 @ SV105 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[449]) ).

thf(481,plain,
    ! [SV42: $i,SV63: $i,SV3: $i] :
      ( ( ( subset @ SV3 @ SV63 )
        = $false )
      | ( ( subset @ SV3 @ SV42 )
        = $false )
      | ( ( subset @ SV3 @ ( set_intersection2 @ SV42 @ SV63 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[450]) ).

thf(482,plain,
    ! [SV4: $i,SV64: $i,SV43: $i] :
      ( ( ( subset @ SV43 @ SV64 )
        = $false )
      | ( ( subset @ SV4 @ SV43 )
        = $false )
      | ( ( subset @ SV4 @ SV64 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[451]) ).

thf(483,plain,
    ! [SV17: $i,SV54: $i,SV65: $i] :
      ( ( ( subset @ SV65 @ SV54 )
        = $false )
      | ( ( subset @ SV17 @ SV54 )
        = $false )
      | ( ( subset @ ( set_union2 @ SV17 @ SV65 ) @ SV54 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[452]) ).

thf(484,plain,
    ! [SV68: $i,SV86: $i] :
      ( ( ( ~ ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV68 )
          | ~ ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV86 ) )
        = $false )
      | ( ( disjoint @ SV68 @ SV86 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[454]) ).

thf(485,plain,
    ! [SV87: $i,SV69: $i,SV112: $i] :
      ( ( ( ~ ( in @ SV112 @ SV69 )
          | ~ ( in @ SV112 @ SV87 ) )
        = $true )
      | ( ( ~ ( disjoint @ SV69 @ SV87 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[455]) ).

thf(486,plain,
    ! [SV88: $i,SV70: $i] :
      ( ( ( ( set_difference @ SV70 @ SV88 )
          = empty_set )
        = $false )
      | ( ( subset @ SV70 @ SV88 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[456]) ).

thf(487,plain,
    ! [SV89: $i,SV71: $i] :
      ( ( ( subset @ SV71 @ SV89 )
        = $false )
      | ( ( ( set_difference @ SV71 @ SV89 )
          = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[457]) ).

thf(488,plain,
    ! [SV90: $i,SV72: $i] :
      ( ( ( SV72 = SV90 )
        = $true )
      | ( ( ~ ( subset @ SV72 @ SV90 ) )
        = $true )
      | ( ( proper_subset @ SV72 @ SV90 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[458]) ).

thf(489,plain,
    ! [SV113: $i] :
      ( ( ! [SY215: $i] :
            ( ~ ( proper_subset @ SV113 @ SY215 )
            | ( SV113 != SY215 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[459]) ).

thf(490,plain,
    ! [SV114: $i] :
      ( ( ! [SY216: $i] :
            ( ~ ( proper_subset @ SV114 @ SY216 )
            | ( subset @ SV114 @ SY216 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[460]) ).

thf(491,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                        | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
                    | ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                        | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) )
              | ~ ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                  | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 )
                  | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[461]) ).

thf(492,plain,
    ! [SV92: $i,SV36: $i,SV107: $i] :
      ( ( ( ( SV107
           != ( set_union2 @ SV36 @ SV92 ) ) )
        = $true )
      | ( ( ~ ( ~ ! [SY206: $i] :
                    ( ~ ( in @ SY206 @ SV107 )
                    | ( in @ SY206 @ SV36 )
                    | ( in @ SY206 @ SV92 ) )
              | ~ ~ ( ~ ! [SY207: $i] :
                          ( ~ ( in @ SY207 @ SV36 )
                          | ( in @ SY207 @ SV107 ) )
                    | ~ ! [SY208: $i] :
                          ( ~ ( in @ SY208 @ SV92 )
                          | ( in @ SY208 @ SV107 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[462]) ).

thf(493,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 ) )
        = $true )
      | ( ( ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) )
        = $true )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[463]) ).

thf(494,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
        = $true )
      | ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 )
        = $true )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[464]) ).

thf(495,plain,
    ! [SV94: $i,SV74: $i,SV115: $i] :
      ( ( ( ~ ( in @ SV115 @ ( set_intersection2 @ SV74 @ SV94 ) ) )
        = $true )
      | ( ( ~ ( disjoint @ SV74 @ SV94 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[466]) ).

thf(496,plain,
    ! [SV76: $i,SV116: $i] :
      ( ( ( ~ ( in @ SV116 @ SV76 ) )
        = $true )
      | ( ( SV76 = empty_set )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[467]) ).

thf(497,plain,
    ! [SV95: $i,SV77: $i] :
      ( ( ( ~ ( subset @ SV77 @ SV95 ) )
        = $true )
      | ( ( ~ ( subset @ SV95 @ SV77 ) )
        = $true )
      | ( ( SV77 = SV95 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[468]) ).

thf(498,plain,
    ! [SV117: $i] :
      ( ( ! [SY217: $i] :
            ( ( SV117 != SY217 )
            | ( subset @ SV117 @ SY217 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[469]) ).

thf(499,plain,
    ! [SV118: $i] :
      ( ( ! [SY218: $i] :
            ( ( SV118 != SY218 )
            | ( subset @ SY218 @ SV118 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[470]) ).

thf(500,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
                  | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
                  | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
              | ~ ~ ( ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
                        | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
                    | ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
                        | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) ) ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[471]) ).

thf(501,plain,
    ! [SV97: $i,SV38: $i,SV109: $i] :
      ( ( ( ( SV109
           != ( set_intersection2 @ SV38 @ SV97 ) ) )
        = $true )
      | ( ( ~ ( ~ ! [SY209: $i] :
                    ( ~ ( in @ SY209 @ SV38 )
                    | ~ ( in @ SY209 @ SV97 )
                    | ( in @ SY209 @ SV109 ) )
              | ~ ~ ( ~ ! [SY210: $i] :
                          ( ~ ( in @ SY210 @ SV109 )
                          | ( in @ SY210 @ SV38 ) )
                    | ~ ! [SY211: $i] :
                          ( ~ ( in @ SY211 @ SV109 )
                          | ( in @ SY211 @ SV97 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[472]) ).

thf(502,plain,
    ! [SV78: $i,SV98: $i] :
      ( ( ( ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV78 )
          | ~ ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV98 ) )
        = $false )
      | ( ( subset @ SV78 @ SV98 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[473]) ).

thf(503,plain,
    ! [SV99: $i,SV79: $i] :
      ( ( ( subset @ SV79 @ SV99 )
        = $false )
      | ( ( ! [SY200: $i] :
              ( ~ ( in @ SY200 @ SV79 )
              | ( in @ SY200 @ SV99 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[474]) ).

thf(504,plain,
    ! [SV100: $i,SV80: $i] :
      ( ( ( ( set_difference @ SV80 @ SV100 )
          = empty_set )
        = $false )
      | ( ( subset @ SV80 @ SV100 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[475]) ).

thf(505,plain,
    ! [SV101: $i,SV81: $i] :
      ( ( ( subset @ SV81 @ SV101 )
        = $false )
      | ( ( ( set_difference @ SV81 @ SV101 )
          = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[476]) ).

thf(506,plain,
    ! [SV102: $i,SV82: $i] :
      ( ( ( ( set_intersection2 @ SV82 @ SV102 )
          = empty_set )
        = $false )
      | ( ( disjoint @ SV82 @ SV102 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[477]) ).

thf(507,plain,
    ! [SV103: $i,SV83: $i] :
      ( ( ( disjoint @ SV83 @ SV103 )
        = $false )
      | ( ( ( set_intersection2 @ SV83 @ SV103 )
          = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[478]) ).

thf(508,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
                  | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
                  | ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
              | ~ ~ ( ~ ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
                        | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
                    | ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
                        | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) ) ) )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[479]) ).

thf(509,plain,
    ! [SV105: $i,SV39: $i,SV111: $i] :
      ( ( ( ( SV111
           != ( set_difference @ SV39 @ SV105 ) ) )
        = $true )
      | ( ( ~ ( ~ ! [SY212: $i] :
                    ( ~ ( in @ SY212 @ SV39 )
                    | ( in @ SY212 @ SV105 )
                    | ( in @ SY212 @ SV111 ) )
              | ~ ~ ( ~ ! [SY213: $i] :
                          ( ~ ( in @ SY213 @ SV111 )
                          | ( in @ SY213 @ SV39 ) )
                    | ~ ! [SY214: $i] :
                          ( ~ ( in @ SY214 @ SV111 )
                          | ~ ( in @ SY214 @ SV105 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[480]) ).

thf(510,plain,
    ! [SV68: $i,SV86: $i] :
      ( ( ( ~ ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV68 ) )
        = $false )
      | ( ( disjoint @ SV68 @ SV86 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[484]) ).

thf(511,plain,
    ! [SV68: $i,SV86: $i] :
      ( ( ( ~ ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV86 ) )
        = $false )
      | ( ( disjoint @ SV68 @ SV86 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[484]) ).

thf(512,plain,
    ! [SV87: $i,SV69: $i,SV112: $i] :
      ( ( ( ~ ( in @ SV112 @ SV69 ) )
        = $true )
      | ( ( ~ ( in @ SV112 @ SV87 ) )
        = $true )
      | ( ( ~ ( disjoint @ SV69 @ SV87 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[485]) ).

thf(513,plain,
    ! [SV90: $i,SV72: $i] :
      ( ( ( subset @ SV72 @ SV90 )
        = $false )
      | ( ( SV72 = SV90 )
        = $true )
      | ( ( proper_subset @ SV72 @ SV90 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[488]) ).

thf(514,plain,
    ! [SV119: $i,SV113: $i] :
      ( ( ~ ( proper_subset @ SV113 @ SV119 )
        | ( SV113 != SV119 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[489]) ).

thf(515,plain,
    ! [SV120: $i,SV114: $i] :
      ( ( ~ ( proper_subset @ SV114 @ SV120 )
        | ( subset @ SV114 @ SV120 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[490]) ).

thf(516,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                    | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
                | ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                    | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) )
          | ~ ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
              | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 )
              | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) )
        = $false )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[491]) ).

thf(517,plain,
    ! [SV92: $i,SV36: $i,SV107: $i] :
      ( ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false )
      | ( ( ~ ( ~ ! [SY206: $i] :
                    ( ~ ( in @ SY206 @ SV107 )
                    | ( in @ SY206 @ SV36 )
                    | ( in @ SY206 @ SV92 ) )
              | ~ ~ ( ~ ! [SY207: $i] :
                          ( ~ ( in @ SY207 @ SV36 )
                          | ( in @ SY207 @ SV107 ) )
                    | ~ ! [SY208: $i] :
                          ( ~ ( in @ SY208 @ SV92 )
                          | ( in @ SY208 @ SV107 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[492]) ).

thf(518,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
        = $false )
      | ( ( ~ ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 ) )
        = $true )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[493]) ).

thf(519,plain,
    ! [SV94: $i,SV74: $i,SV115: $i] :
      ( ( ( in @ SV115 @ ( set_intersection2 @ SV74 @ SV94 ) )
        = $false )
      | ( ( ~ ( disjoint @ SV74 @ SV94 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[495]) ).

thf(520,plain,
    ! [SV76: $i,SV116: $i] :
      ( ( ( in @ SV116 @ SV76 )
        = $false )
      | ( ( SV76 = empty_set )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[496]) ).

thf(521,plain,
    ! [SV95: $i,SV77: $i] :
      ( ( ( subset @ SV77 @ SV95 )
        = $false )
      | ( ( ~ ( subset @ SV95 @ SV77 ) )
        = $true )
      | ( ( SV77 = SV95 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[497]) ).

thf(522,plain,
    ! [SV121: $i,SV117: $i] :
      ( ( ( SV117 != SV121 )
        | ( subset @ SV117 @ SV121 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[498]) ).

thf(523,plain,
    ! [SV122: $i,SV118: $i] :
      ( ( ( SV118 != SV122 )
        | ( subset @ SV122 @ SV118 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[499]) ).

thf(524,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
              | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
              | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
          | ~ ~ ( ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
                    | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
                | ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
                    | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) ) )
        = $false )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[500]) ).

thf(525,plain,
    ! [SV97: $i,SV38: $i,SV109: $i] :
      ( ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false )
      | ( ( ~ ( ~ ! [SY209: $i] :
                    ( ~ ( in @ SY209 @ SV38 )
                    | ~ ( in @ SY209 @ SV97 )
                    | ( in @ SY209 @ SV109 ) )
              | ~ ~ ( ~ ! [SY210: $i] :
                          ( ~ ( in @ SY210 @ SV109 )
                          | ( in @ SY210 @ SV38 ) )
                    | ~ ! [SY211: $i] :
                          ( ~ ( in @ SY211 @ SV109 )
                          | ( in @ SY211 @ SV97 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[501]) ).

thf(526,plain,
    ! [SV78: $i,SV98: $i] :
      ( ( ( ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV78 ) )
        = $false )
      | ( ( subset @ SV78 @ SV98 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[502]) ).

thf(527,plain,
    ! [SV78: $i,SV98: $i] :
      ( ( ( ~ ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV98 ) )
        = $false )
      | ( ( subset @ SV78 @ SV98 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[502]) ).

thf(528,plain,
    ! [SV99: $i,SV79: $i,SV123: $i] :
      ( ( ( ~ ( in @ SV123 @ SV79 )
          | ( in @ SV123 @ SV99 ) )
        = $true )
      | ( ( subset @ SV79 @ SV99 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[503]) ).

thf(529,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
              | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
              | ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
          | ~ ~ ( ~ ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
                    | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
                | ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
                    | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) ) )
        = $false )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[508]) ).

thf(530,plain,
    ! [SV105: $i,SV39: $i,SV111: $i] :
      ( ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false )
      | ( ( ~ ( ~ ! [SY212: $i] :
                    ( ~ ( in @ SY212 @ SV39 )
                    | ( in @ SY212 @ SV105 )
                    | ( in @ SY212 @ SV111 ) )
              | ~ ~ ( ~ ! [SY213: $i] :
                          ( ~ ( in @ SY213 @ SV111 )
                          | ( in @ SY213 @ SV39 ) )
                    | ~ ! [SY214: $i] :
                          ( ~ ( in @ SY214 @ SV111 )
                          | ~ ( in @ SY214 @ SV105 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[509]) ).

thf(531,plain,
    ! [SV68: $i,SV86: $i] :
      ( ( ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV68 )
        = $true )
      | ( ( disjoint @ SV68 @ SV86 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[510]) ).

thf(532,plain,
    ! [SV68: $i,SV86: $i] :
      ( ( ( in @ ( sK13_C @ SV86 @ SV68 ) @ SV86 )
        = $true )
      | ( ( disjoint @ SV68 @ SV86 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[511]) ).

thf(533,plain,
    ! [SV87: $i,SV69: $i,SV112: $i] :
      ( ( ( in @ SV112 @ SV69 )
        = $false )
      | ( ( ~ ( in @ SV112 @ SV87 ) )
        = $true )
      | ( ( ~ ( disjoint @ SV69 @ SV87 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[512]) ).

thf(534,plain,
    ! [SV119: $i,SV113: $i] :
      ( ( ( ~ ( proper_subset @ SV113 @ SV119 ) )
        = $true )
      | ( ( ( SV113 != SV119 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[514]) ).

thf(535,plain,
    ! [SV120: $i,SV114: $i] :
      ( ( ( ~ ( proper_subset @ SV114 @ SV120 ) )
        = $true )
      | ( ( subset @ SV114 @ SV120 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[515]) ).

thf(536,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ~ ( ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                    | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
                | ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                    | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) ) )
        = $false )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[516]) ).

thf(537,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
              | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 )
              | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) )
        = $false )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[516]) ).

thf(538,plain,
    ! [SV92: $i,SV36: $i,SV107: $i] :
      ( ( ( ~ ! [SY206: $i] :
                ( ~ ( in @ SY206 @ SV107 )
                | ( in @ SY206 @ SV36 )
                | ( in @ SY206 @ SV92 ) )
          | ~ ~ ( ~ ! [SY207: $i] :
                      ( ~ ( in @ SY207 @ SV36 )
                      | ( in @ SY207 @ SV107 ) )
                | ~ ! [SY208: $i] :
                      ( ~ ( in @ SY208 @ SV92 )
                      | ( in @ SY208 @ SV107 ) ) ) )
        = $false )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[517]) ).

thf(539,plain,
    ! [SV37: $i,SV62: $i] :
      ( ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV62 )
        = $false )
      | ( ( in @ ( sK4_C @ SV62 @ SV37 ) @ SV37 )
        = $false )
      | ( ( SV37 = SV62 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[518]) ).

thf(540,plain,
    ! [SV115: $i,SV94: $i,SV74: $i] :
      ( ( ( disjoint @ SV74 @ SV94 )
        = $false )
      | ( ( in @ SV115 @ ( set_intersection2 @ SV74 @ SV94 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[519]) ).

thf(541,plain,
    ! [SV77: $i,SV95: $i] :
      ( ( ( subset @ SV95 @ SV77 )
        = $false )
      | ( ( subset @ SV77 @ SV95 )
        = $false )
      | ( ( SV77 = SV95 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[521]) ).

thf(542,plain,
    ! [SV121: $i,SV117: $i] :
      ( ( ( ( SV117 != SV121 ) )
        = $true )
      | ( ( subset @ SV117 @ SV121 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[522]) ).

thf(543,plain,
    ! [SV122: $i,SV118: $i] :
      ( ( ( ( SV118 != SV122 ) )
        = $true )
      | ( ( subset @ SV122 @ SV118 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[523]) ).

thf(544,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
              | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
              | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) )
        = $false )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[524]) ).

thf(545,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ~ ( ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
                    | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
                | ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
                    | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) ) )
        = $false )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[524]) ).

thf(546,plain,
    ! [SV109: $i,SV97: $i,SV38: $i] :
      ( ( ( ~ ! [SY209: $i] :
                ( ~ ( in @ SY209 @ SV38 )
                | ~ ( in @ SY209 @ SV97 )
                | ( in @ SY209 @ SV109 ) )
          | ~ ~ ( ~ ! [SY210: $i] :
                      ( ~ ( in @ SY210 @ SV109 )
                      | ( in @ SY210 @ SV38 ) )
                | ~ ! [SY211: $i] :
                      ( ~ ( in @ SY211 @ SV109 )
                      | ( in @ SY211 @ SV97 ) ) ) )
        = $false )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[525]) ).

thf(547,plain,
    ! [SV78: $i,SV98: $i] :
      ( ( ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV78 )
        = $true )
      | ( ( subset @ SV78 @ SV98 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[526]) ).

thf(548,plain,
    ! [SV78: $i,SV98: $i] :
      ( ( ( ~ ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV98 ) )
        = $true )
      | ( ( subset @ SV78 @ SV98 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[527]) ).

thf(549,plain,
    ! [SV99: $i,SV79: $i,SV123: $i] :
      ( ( ( ~ ( in @ SV123 @ SV79 ) )
        = $true )
      | ( ( in @ SV123 @ SV99 )
        = $true )
      | ( ( subset @ SV79 @ SV99 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[528]) ).

thf(550,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
              | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
              | ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) )
        = $false )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[529]) ).

thf(551,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ~ ( ~ ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
                    | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
                | ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
                    | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) ) )
        = $false )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[529]) ).

thf(552,plain,
    ! [SV111: $i,SV105: $i,SV39: $i] :
      ( ( ( ~ ! [SY212: $i] :
                ( ~ ( in @ SY212 @ SV39 )
                | ( in @ SY212 @ SV105 )
                | ( in @ SY212 @ SV111 ) )
          | ~ ~ ( ~ ! [SY213: $i] :
                      ( ~ ( in @ SY213 @ SV111 )
                      | ( in @ SY213 @ SV39 ) )
                | ~ ! [SY214: $i] :
                      ( ~ ( in @ SY214 @ SV111 )
                      | ~ ( in @ SY214 @ SV105 ) ) ) )
        = $false )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[530]) ).

thf(553,plain,
    ! [SV69: $i,SV87: $i,SV112: $i] :
      ( ( ( in @ SV112 @ SV87 )
        = $false )
      | ( ( in @ SV112 @ SV69 )
        = $false )
      | ( ( ~ ( disjoint @ SV69 @ SV87 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[533]) ).

thf(554,plain,
    ! [SV119: $i,SV113: $i] :
      ( ( ( proper_subset @ SV113 @ SV119 )
        = $false )
      | ( ( ( SV113 != SV119 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[534]) ).

thf(555,plain,
    ! [SV120: $i,SV114: $i] :
      ( ( ( proper_subset @ SV114 @ SV120 )
        = $false )
      | ( ( subset @ SV114 @ SV120 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[535]) ).

thf(556,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                  | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
              | ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
                  | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[536]) ).

thf(557,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
          | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 )
          | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[537]) ).

thf(558,plain,
    ! [SV92: $i,SV36: $i,SV107: $i] :
      ( ( ( ~ ! [SY206: $i] :
                ( ~ ( in @ SY206 @ SV107 )
                | ( in @ SY206 @ SV36 )
                | ( in @ SY206 @ SV92 ) ) )
        = $false )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[538]) ).

thf(559,plain,
    ! [SV92: $i,SV107: $i,SV36: $i] :
      ( ( ( ~ ~ ( ~ ! [SY207: $i] :
                      ( ~ ( in @ SY207 @ SV36 )
                      | ( in @ SY207 @ SV107 ) )
                | ~ ! [SY208: $i] :
                      ( ~ ( in @ SY208 @ SV92 )
                      | ( in @ SY208 @ SV107 ) ) ) )
        = $false )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[538]) ).

thf(560,plain,
    ! [SV121: $i,SV117: $i] :
      ( ( ( SV117 = SV121 )
        = $false )
      | ( ( subset @ SV117 @ SV121 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[542]) ).

thf(561,plain,
    ! [SV122: $i,SV118: $i] :
      ( ( ( SV118 = SV122 )
        = $false )
      | ( ( subset @ SV122 @ SV118 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[543]) ).

thf(562,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
          | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
          | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[544]) ).

thf(563,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
                  | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
              | ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
                  | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[545]) ).

thf(564,plain,
    ! [SV109: $i,SV97: $i,SV38: $i] :
      ( ( ( ~ ! [SY209: $i] :
                ( ~ ( in @ SY209 @ SV38 )
                | ~ ( in @ SY209 @ SV97 )
                | ( in @ SY209 @ SV109 ) ) )
        = $false )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[546]) ).

thf(565,plain,
    ! [SV97: $i,SV38: $i,SV109: $i] :
      ( ( ( ~ ~ ( ~ ! [SY210: $i] :
                      ( ~ ( in @ SY210 @ SV109 )
                      | ( in @ SY210 @ SV38 ) )
                | ~ ! [SY211: $i] :
                      ( ~ ( in @ SY211 @ SV109 )
                      | ( in @ SY211 @ SV97 ) ) ) )
        = $false )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[546]) ).

thf(566,plain,
    ! [SV78: $i,SV98: $i] :
      ( ( ( in @ ( sK9_C @ SV98 @ SV78 ) @ SV98 )
        = $false )
      | ( ( subset @ SV78 @ SV98 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[548]) ).

thf(567,plain,
    ! [SV99: $i,SV79: $i,SV123: $i] :
      ( ( ( in @ SV123 @ SV79 )
        = $false )
      | ( ( in @ SV123 @ SV99 )
        = $true )
      | ( ( subset @ SV79 @ SV99 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[549]) ).

thf(568,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
          | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
          | ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[550]) ).

thf(569,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( ~ ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
                  | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
              | ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
                  | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) ) )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[551]) ).

thf(570,plain,
    ! [SV111: $i,SV105: $i,SV39: $i] :
      ( ( ( ~ ! [SY212: $i] :
                ( ~ ( in @ SY212 @ SV39 )
                | ( in @ SY212 @ SV105 )
                | ( in @ SY212 @ SV111 ) ) )
        = $false )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[552]) ).

thf(571,plain,
    ! [SV105: $i,SV39: $i,SV111: $i] :
      ( ( ( ~ ~ ( ~ ! [SY213: $i] :
                      ( ~ ( in @ SY213 @ SV111 )
                      | ( in @ SY213 @ SV39 ) )
                | ~ ! [SY214: $i] :
                      ( ~ ( in @ SY214 @ SV111 )
                      | ~ ( in @ SY214 @ SV105 ) ) ) )
        = $false )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[552]) ).

thf(572,plain,
    ! [SV112: $i,SV87: $i,SV69: $i] :
      ( ( ( disjoint @ SV69 @ SV87 )
        = $false )
      | ( ( in @ SV112 @ SV69 )
        = $false )
      | ( ( in @ SV112 @ SV87 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[553]) ).

thf(573,plain,
    ! [SV119: $i,SV113: $i] :
      ( ( ( SV113 = SV119 )
        = $false )
      | ( ( proper_subset @ SV113 @ SV119 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[554]) ).

thf(574,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
              | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
          | ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
              | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) )
        = $false )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[556]) ).

thf(575,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
        = $true )
      | ( ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 )
          | ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[557]) ).

thf(576,plain,
    ! [SV92: $i,SV36: $i,SV107: $i] :
      ( ( ( ! [SY206: $i] :
              ( ~ ( in @ SY206 @ SV107 )
              | ( in @ SY206 @ SV36 )
              | ( in @ SY206 @ SV92 ) ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[558]) ).

thf(577,plain,
    ! [SV92: $i,SV107: $i,SV36: $i] :
      ( ( ( ~ ( ~ ! [SY207: $i] :
                    ( ~ ( in @ SY207 @ SV36 )
                    | ( in @ SY207 @ SV107 ) )
              | ~ ! [SY208: $i] :
                    ( ~ ( in @ SY208 @ SV92 )
                    | ( in @ SY208 @ SV107 ) ) ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[559]) ).

thf(578,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
          | ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 ) )
        = $true )
      | ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[562]) ).

thf(579,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
              | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
          | ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
              | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) )
        = $false )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[563]) ).

thf(580,plain,
    ! [SV109: $i,SV97: $i,SV38: $i] :
      ( ( ( ! [SY209: $i] :
              ( ~ ( in @ SY209 @ SV38 )
              | ~ ( in @ SY209 @ SV97 )
              | ( in @ SY209 @ SV109 ) ) )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[564]) ).

thf(581,plain,
    ! [SV97: $i,SV38: $i,SV109: $i] :
      ( ( ( ~ ( ~ ! [SY210: $i] :
                    ( ~ ( in @ SY210 @ SV109 )
                    | ( in @ SY210 @ SV38 ) )
              | ~ ! [SY211: $i] :
                    ( ~ ( in @ SY211 @ SV109 )
                    | ( in @ SY211 @ SV97 ) ) ) )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[565]) ).

thf(582,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
          | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 ) )
        = $true )
      | ( ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[568]) ).

thf(583,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
              | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
          | ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
              | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) )
        = $false )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[569]) ).

thf(584,plain,
    ! [SV111: $i,SV105: $i,SV39: $i] :
      ( ( ( ! [SY212: $i] :
              ( ~ ( in @ SY212 @ SV39 )
              | ( in @ SY212 @ SV105 )
              | ( in @ SY212 @ SV111 ) ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[570]) ).

thf(585,plain,
    ! [SV105: $i,SV39: $i,SV111: $i] :
      ( ( ( ~ ( ~ ! [SY213: $i] :
                    ( ~ ( in @ SY213 @ SV111 )
                    | ( in @ SY213 @ SV39 ) )
              | ~ ! [SY214: $i] :
                    ( ~ ( in @ SY214 @ SV111 )
                    | ~ ( in @ SY214 @ SV105 ) ) ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[571]) ).

thf(586,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
              | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) ) )
        = $false )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[574]) ).

thf(587,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
              | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) ) )
        = $false )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[574]) ).

thf(588,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 )
        = $true )
      | ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 )
        = $true )
      | ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[575]) ).

thf(589,plain,
    ! [SV92: $i,SV36: $i,SV107: $i,SV124: $i] :
      ( ( ( ~ ( in @ SV124 @ SV107 )
          | ( in @ SV124 @ SV36 )
          | ( in @ SV124 @ SV92 ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[576]) ).

thf(590,plain,
    ! [SV92: $i,SV107: $i,SV36: $i] :
      ( ( ( ~ ! [SY207: $i] :
                ( ~ ( in @ SY207 @ SV36 )
                | ( in @ SY207 @ SV107 ) )
          | ~ ! [SY208: $i] :
                ( ~ ( in @ SY208 @ SV92 )
                | ( in @ SY208 @ SV107 ) ) )
        = $false )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[577]) ).

thf(591,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 ) )
        = $true )
      | ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 ) )
        = $true )
      | ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[578]) ).

thf(592,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
              | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) )
        = $false )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[579]) ).

thf(593,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ~ ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
              | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) ) )
        = $false )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[579]) ).

thf(594,plain,
    ! [SV109: $i,SV97: $i,SV38: $i,SV125: $i] :
      ( ( ( ~ ( in @ SV125 @ SV38 )
          | ~ ( in @ SV125 @ SV97 )
          | ( in @ SV125 @ SV109 ) )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[580]) ).

thf(595,plain,
    ! [SV97: $i,SV38: $i,SV109: $i] :
      ( ( ( ~ ! [SY210: $i] :
                ( ~ ( in @ SY210 @ SV109 )
                | ( in @ SY210 @ SV38 ) )
          | ~ ! [SY211: $i] :
                ( ~ ( in @ SY211 @ SV109 )
                | ( in @ SY211 @ SV97 ) ) )
        = $false )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[581]) ).

thf(596,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 ) )
        = $true )
      | ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
        = $true )
      | ( ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[582]) ).

thf(597,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
              | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) )
        = $false )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[583]) ).

thf(598,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
              | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) ) )
        = $false )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[583]) ).

thf(599,plain,
    ! [SV111: $i,SV105: $i,SV39: $i,SV126: $i] :
      ( ( ( ~ ( in @ SV126 @ SV39 )
          | ( in @ SV126 @ SV105 )
          | ( in @ SV126 @ SV111 ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[584]) ).

thf(600,plain,
    ! [SV105: $i,SV39: $i,SV111: $i] :
      ( ( ( ~ ! [SY213: $i] :
                ( ~ ( in @ SY213 @ SV111 )
                | ( in @ SY213 @ SV39 ) )
          | ~ ! [SY214: $i] :
                ( ~ ( in @ SY214 @ SV111 )
                | ~ ( in @ SY214 @ SV105 ) ) )
        = $false )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[585]) ).

thf(601,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
          | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[586]) ).

thf(602,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
          | ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[587]) ).

thf(603,plain,
    ! [SV92: $i,SV36: $i,SV107: $i,SV124: $i] :
      ( ( ( ~ ( in @ SV124 @ SV107 ) )
        = $true )
      | ( ( ( in @ SV124 @ SV36 )
          | ( in @ SV124 @ SV92 ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[589]) ).

thf(604,plain,
    ! [SV92: $i,SV107: $i,SV36: $i] :
      ( ( ( ~ ! [SY207: $i] :
                ( ~ ( in @ SY207 @ SV36 )
                | ( in @ SY207 @ SV107 ) ) )
        = $false )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[590]) ).

thf(605,plain,
    ! [SV36: $i,SV107: $i,SV92: $i] :
      ( ( ( ~ ! [SY208: $i] :
                ( ~ ( in @ SY208 @ SV92 )
                | ( in @ SY208 @ SV107 ) ) )
        = $false )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[590]) ).

thf(606,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
        = $false )
      | ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 ) )
        = $true )
      | ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[591]) ).

thf(607,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
          | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[592]) ).

thf(608,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
          | ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[593]) ).

thf(609,plain,
    ! [SV109: $i,SV97: $i,SV38: $i,SV125: $i] :
      ( ( ( ~ ( in @ SV125 @ SV38 )
          | ~ ( in @ SV125 @ SV97 ) )
        = $true )
      | ( ( in @ SV125 @ SV109 )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[594]) ).

thf(610,plain,
    ! [SV97: $i,SV38: $i,SV109: $i] :
      ( ( ( ~ ! [SY210: $i] :
                ( ~ ( in @ SY210 @ SV109 )
                | ( in @ SY210 @ SV38 ) ) )
        = $false )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[595]) ).

thf(611,plain,
    ! [SV38: $i,SV97: $i,SV109: $i] :
      ( ( ( ~ ! [SY211: $i] :
                ( ~ ( in @ SY211 @ SV109 )
                | ( in @ SY211 @ SV97 ) ) )
        = $false )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[595]) ).

thf(612,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
        = $false )
      | ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
        = $true )
      | ( ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[596]) ).

thf(613,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
          | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[597]) ).

thf(614,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
          | ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 ) )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[598]) ).

thf(615,plain,
    ! [SV111: $i,SV105: $i,SV39: $i,SV126: $i] :
      ( ( ( ~ ( in @ SV126 @ SV39 )
          | ( in @ SV126 @ SV105 ) )
        = $true )
      | ( ( in @ SV126 @ SV111 )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[599]) ).

thf(616,plain,
    ! [SV105: $i,SV39: $i,SV111: $i] :
      ( ( ( ~ ! [SY213: $i] :
                ( ~ ( in @ SY213 @ SV111 )
                | ( in @ SY213 @ SV39 ) ) )
        = $false )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[600]) ).

thf(617,plain,
    ! [SV39: $i,SV105: $i,SV111: $i] :
      ( ( ( ~ ! [SY214: $i] :
                ( ~ ( in @ SY214 @ SV111 )
                | ~ ( in @ SY214 @ SV105 ) ) )
        = $false )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[600]) ).

thf(618,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 ) )
        = $true )
      | ( ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[601]) ).

thf(619,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 ) )
        = $true )
      | ( ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[602]) ).

thf(620,plain,
    ! [SV92: $i,SV36: $i,SV107: $i,SV124: $i] :
      ( ( ( in @ SV124 @ SV107 )
        = $false )
      | ( ( ( in @ SV124 @ SV36 )
          | ( in @ SV124 @ SV92 ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[603]) ).

thf(621,plain,
    ! [SV92: $i,SV107: $i,SV36: $i] :
      ( ( ( ! [SY207: $i] :
              ( ~ ( in @ SY207 @ SV36 )
              | ( in @ SY207 @ SV107 ) ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[604]) ).

thf(622,plain,
    ! [SV36: $i,SV107: $i,SV92: $i] :
      ( ( ( ! [SY208: $i] :
              ( ~ ( in @ SY208 @ SV92 )
              | ( in @ SY208 @ SV107 ) ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[605]) ).

thf(623,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
        = $false )
      | ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
        = $false )
      | ( ( ~ ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 ) )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[606]) ).

thf(624,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
        = $true )
      | ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[607]) ).

thf(625,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
        = $true )
      | ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 )
        = $true )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[608]) ).

thf(626,plain,
    ! [SV109: $i,SV97: $i,SV38: $i,SV125: $i] :
      ( ( ( ~ ( in @ SV125 @ SV38 ) )
        = $true )
      | ( ( ~ ( in @ SV125 @ SV97 ) )
        = $true )
      | ( ( in @ SV125 @ SV109 )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[609]) ).

thf(627,plain,
    ! [SV97: $i,SV38: $i,SV109: $i] :
      ( ( ( ! [SY210: $i] :
              ( ~ ( in @ SY210 @ SV109 )
              | ( in @ SY210 @ SV38 ) ) )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[610]) ).

thf(628,plain,
    ! [SV38: $i,SV97: $i,SV109: $i] :
      ( ( ( ! [SY211: $i] :
              ( ~ ( in @ SY211 @ SV109 )
              | ( in @ SY211 @ SV97 ) ) )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[611]) ).

thf(629,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 )
        = $false )
      | ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
        = $true )
      | ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
        = $false )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[612]) ).

thf(630,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV39 )
        = $true )
      | ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[613]) ).

thf(631,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( ~ ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 ) )
        = $true )
      | ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[614]) ).

thf(632,plain,
    ! [SV111: $i,SV105: $i,SV39: $i,SV126: $i] :
      ( ( ( ~ ( in @ SV126 @ SV39 ) )
        = $true )
      | ( ( in @ SV126 @ SV105 )
        = $true )
      | ( ( in @ SV126 @ SV111 )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[615]) ).

thf(633,plain,
    ! [SV105: $i,SV39: $i,SV111: $i] :
      ( ( ( ! [SY213: $i] :
              ( ~ ( in @ SY213 @ SV111 )
              | ( in @ SY213 @ SV39 ) ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[616]) ).

thf(634,plain,
    ! [SV39: $i,SV105: $i,SV111: $i] :
      ( ( ( ! [SY214: $i] :
              ( ~ ( in @ SY214 @ SV111 )
              | ~ ( in @ SY214 @ SV105 ) ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[617]) ).

thf(635,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
        = $false )
      | ( ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[618]) ).

thf(636,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
        = $false )
      | ( ( ~ ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 ) )
        = $true )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[619]) ).

thf(637,plain,
    ! [SV107: $i,SV92: $i,SV36: $i,SV124: $i] :
      ( ( ( in @ SV124 @ SV36 )
        = $true )
      | ( ( in @ SV124 @ SV92 )
        = $true )
      | ( ( in @ SV124 @ SV107 )
        = $false )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[620]) ).

thf(638,plain,
    ! [SV92: $i,SV107: $i,SV36: $i,SV127: $i] :
      ( ( ( ~ ( in @ SV127 @ SV36 )
          | ( in @ SV127 @ SV107 ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[621]) ).

thf(639,plain,
    ! [SV36: $i,SV107: $i,SV92: $i,SV128: $i] :
      ( ( ( ~ ( in @ SV128 @ SV92 )
          | ( in @ SV128 @ SV107 ) )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[622]) ).

thf(640,plain,
    ! [SV38: $i,SV96: $i,SV108: $i] :
      ( ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV108 )
        = $false )
      | ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV38 )
        = $false )
      | ( ( in @ ( sK8_D @ SV108 @ SV96 @ SV38 ) @ SV96 )
        = $false )
      | ( ( SV108
          = ( set_intersection2 @ SV38 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[623]) ).

thf(641,plain,
    ! [SV109: $i,SV97: $i,SV38: $i,SV125: $i] :
      ( ( ( in @ SV125 @ SV38 )
        = $false )
      | ( ( ~ ( in @ SV125 @ SV97 ) )
        = $true )
      | ( ( in @ SV125 @ SV109 )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[626]) ).

thf(642,plain,
    ! [SV97: $i,SV38: $i,SV109: $i,SV129: $i] :
      ( ( ( ~ ( in @ SV129 @ SV109 )
          | ( in @ SV129 @ SV38 ) )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[627]) ).

thf(643,plain,
    ! [SV38: $i,SV97: $i,SV109: $i,SV130: $i] :
      ( ( ( ~ ( in @ SV130 @ SV109 )
          | ( in @ SV130 @ SV97 ) )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[628]) ).

thf(644,plain,
    ! [SV39: $i,SV104: $i,SV110: $i] :
      ( ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV104 )
        = $false )
      | ( ( in @ ( sK7_D @ SV110 @ SV104 @ SV39 ) @ SV110 )
        = $true )
      | ( ( SV110
          = ( set_difference @ SV39 @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[631]) ).

thf(645,plain,
    ! [SV111: $i,SV105: $i,SV39: $i,SV126: $i] :
      ( ( ( in @ SV126 @ SV39 )
        = $false )
      | ( ( in @ SV126 @ SV105 )
        = $true )
      | ( ( in @ SV126 @ SV111 )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[632]) ).

thf(646,plain,
    ! [SV105: $i,SV39: $i,SV111: $i,SV131: $i] :
      ( ( ( ~ ( in @ SV131 @ SV111 )
          | ( in @ SV131 @ SV39 ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[633]) ).

thf(647,plain,
    ! [SV39: $i,SV105: $i,SV111: $i,SV132: $i] :
      ( ( ( ~ ( in @ SV132 @ SV111 )
          | ~ ( in @ SV132 @ SV105 ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[634]) ).

thf(648,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV36 )
        = $false )
      | ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
        = $false )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[635]) ).

thf(649,plain,
    ! [SV36: $i,SV91: $i,SV106: $i] :
      ( ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV91 )
        = $false )
      | ( ( in @ ( sK10_D @ SV106 @ SV91 @ SV36 ) @ SV106 )
        = $false )
      | ( ( SV106
          = ( set_union2 @ SV36 @ SV91 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[636]) ).

thf(650,plain,
    ! [SV92: $i,SV107: $i,SV36: $i,SV127: $i] :
      ( ( ( ~ ( in @ SV127 @ SV36 ) )
        = $true )
      | ( ( in @ SV127 @ SV107 )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[638]) ).

thf(651,plain,
    ! [SV36: $i,SV107: $i,SV92: $i,SV128: $i] :
      ( ( ( ~ ( in @ SV128 @ SV92 ) )
        = $true )
      | ( ( in @ SV128 @ SV107 )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[639]) ).

thf(652,plain,
    ! [SV109: $i,SV38: $i,SV97: $i,SV125: $i] :
      ( ( ( in @ SV125 @ SV97 )
        = $false )
      | ( ( in @ SV125 @ SV38 )
        = $false )
      | ( ( in @ SV125 @ SV109 )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[641]) ).

thf(653,plain,
    ! [SV97: $i,SV38: $i,SV109: $i,SV129: $i] :
      ( ( ( ~ ( in @ SV129 @ SV109 ) )
        = $true )
      | ( ( in @ SV129 @ SV38 )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[642]) ).

thf(654,plain,
    ! [SV38: $i,SV97: $i,SV109: $i,SV130: $i] :
      ( ( ( ~ ( in @ SV130 @ SV109 ) )
        = $true )
      | ( ( in @ SV130 @ SV97 )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[643]) ).

thf(655,plain,
    ! [SV105: $i,SV39: $i,SV111: $i,SV131: $i] :
      ( ( ( ~ ( in @ SV131 @ SV111 ) )
        = $true )
      | ( ( in @ SV131 @ SV39 )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[646]) ).

thf(656,plain,
    ! [SV39: $i,SV105: $i,SV111: $i,SV132: $i] :
      ( ( ( ~ ( in @ SV132 @ SV111 ) )
        = $true )
      | ( ( ~ ( in @ SV132 @ SV105 ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[647]) ).

thf(657,plain,
    ! [SV92: $i,SV107: $i,SV36: $i,SV127: $i] :
      ( ( ( in @ SV127 @ SV36 )
        = $false )
      | ( ( in @ SV127 @ SV107 )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[650]) ).

thf(658,plain,
    ! [SV36: $i,SV107: $i,SV92: $i,SV128: $i] :
      ( ( ( in @ SV128 @ SV92 )
        = $false )
      | ( ( in @ SV128 @ SV107 )
        = $true )
      | ( ( SV107
          = ( set_union2 @ SV36 @ SV92 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[651]) ).

thf(659,plain,
    ! [SV97: $i,SV38: $i,SV109: $i,SV129: $i] :
      ( ( ( in @ SV129 @ SV109 )
        = $false )
      | ( ( in @ SV129 @ SV38 )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[653]) ).

thf(660,plain,
    ! [SV38: $i,SV97: $i,SV109: $i,SV130: $i] :
      ( ( ( in @ SV130 @ SV109 )
        = $false )
      | ( ( in @ SV130 @ SV97 )
        = $true )
      | ( ( SV109
          = ( set_intersection2 @ SV38 @ SV97 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[654]) ).

thf(661,plain,
    ! [SV105: $i,SV39: $i,SV111: $i,SV131: $i] :
      ( ( ( in @ SV131 @ SV111 )
        = $false )
      | ( ( in @ SV131 @ SV39 )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[655]) ).

thf(662,plain,
    ! [SV39: $i,SV105: $i,SV111: $i,SV132: $i] :
      ( ( ( in @ SV132 @ SV111 )
        = $false )
      | ( ( ~ ( in @ SV132 @ SV105 ) )
        = $true )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[656]) ).

thf(663,plain,
    ! [SV39: $i,SV111: $i,SV105: $i,SV132: $i] :
      ( ( ( in @ SV132 @ SV105 )
        = $false )
      | ( ( in @ SV132 @ SV111 )
        = $false )
      | ( ( SV111
          = ( set_difference @ SV39 @ SV105 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[662]) ).

thf(664,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[191,663,661,660,659,658,657,652,649,648,645,644,640,637,630,629,625,624,588,573,572,567,566,561,560,555,547,541,540,539,532,531,520,513,507,506,505,504,494,487,486,483,482,481,465,453,435,420,419,418,416,415,414,384,383,382,377,375,371,343,334,301,298,297,293,291,289,287,286,280,265,261,260,259,258,256,255,253,252,235,214,213,201,195,194,193,192]) ).

thf(665,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[664]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : SEU140+2 : TPTP v8.1.0. Released v3.3.0.
% 0.04/0.12  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.13/0.33  % Computer : n008.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jun 20 09:52:22 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.13/0.36  .
% 0.18/0.37  
% 0.18/0.37   No.of.Axioms: 55
% 0.18/0.37  
% 0.18/0.37   Length.of.Defs: 0
% 0.18/0.37  
% 0.18/0.37   Contains.Choice.Funs: false
% 0.18/0.38  .
% 0.18/0.39  (rf:0,axioms:55,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:57,loop_count:0,foatp_calls:0,translation:fof_full)...........................................
% 2.78/2.98  
% 2.78/2.98  ********************************
% 2.78/2.98  *   All subproblems solved!    *
% 2.78/2.98  ********************************
% 2.78/2.98  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:57,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:664,loop_count:0,foatp_calls:1,translation:fof_full)
% 2.91/3.14  
% 2.91/3.14  %**** Beginning of derivation protocol ****
% 2.91/3.14  % SZS output start CNFRefutation
% See solution above
% 2.95/3.14  
% 2.95/3.14  %**** End of derivation protocol ****
% 2.95/3.14  %**** no. of clauses in derivation: 665 ****
% 2.95/3.14  %**** clause counter: 664 ****
% 2.95/3.14  
% 2.95/3.14  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:57,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:664,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------