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

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SEU388+1 : TPTP v9.3.1. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n026.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Oct  7 10:44:15 AM UTC 2026

% Result   : Theorem 1.50s 0.57s
% Output   : CNFRefutation 0.51s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   35
%            Number of leaves      :   22
% Syntax   : Number of formulae    :  279 ( 128 unt;   0 typ;   0 def)
%            Number of atoms       : 2382 ( 733 equ;   0 cnn)
%            Maximal formula atoms :    7 (   8 avg)
%            Number of connectives : 4290 (1126   ~; 736   |;  53   &;2315   @)
%                                         (  13 <=>;  47  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   4 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   71 (  68 usr;   8 con; 0-3 aty)
%            Number of variables   :  598 (   0   ^; 583   !;  15   ?; 598   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_a_2_0_yellow19,type,
    a_2_0_yellow19: $i > $i > $i ).

thf(tp_antisymmetric_relstr,type,
    antisymmetric_relstr: $i > $o ).

thf(tp_boole_POSet,type,
    boole_POSet: $i > $i ).

thf(tp_boolean_relstr,type,
    boolean_relstr: $i > $o ).

thf(tp_boundary_set,type,
    boundary_set: $i > $i > $o ).

thf(tp_bounded_relstr,type,
    bounded_relstr: $i > $o ).

thf(tp_cartesian_product2,type,
    cartesian_product2: $i > $i > $i ).

thf(tp_cast_as_carrier_subset,type,
    cast_as_carrier_subset: $i > $i ).

thf(tp_closed_subset,type,
    closed_subset: $i > $i > $o ).

thf(tp_complemented_relstr,type,
    complemented_relstr: $i > $o ).

thf(tp_complete_relstr,type,
    complete_relstr: $i > $o ).

thf(tp_connected_relstr,type,
    connected_relstr: $i > $o ).

thf(tp_dense,type,
    dense: $i > $i > $o ).

thf(tp_directed_relstr,type,
    directed_relstr: $i > $o ).

thf(tp_directed_subset,type,
    directed_subset: $i > $i > $o ).

thf(tp_distributive_relstr,type,
    distributive_relstr: $i > $o ).

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

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

thf(tp_empty_carrier,type,
    empty_carrier: $i > $o ).

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

thf(tp_filtered_subset,type,
    filtered_subset: $i > $i > $o ).

thf(tp_finite,type,
    finite: $i > $o ).

thf(tp_heyting_relstr,type,
    heyting_relstr: $i > $o ).

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

thf(tp_join_complete_relstr,type,
    join_complete_relstr: $i > $o ).

thf(tp_lower_bounded_relstr,type,
    lower_bounded_relstr: $i > $o ).

thf(tp_lower_relstr_subset,type,
    lower_relstr_subset: $i > $i > $o ).

thf(tp_neighborhood_system,type,
    neighborhood_system: $i > $i > $i ).

thf(tp_nowhere_dense,type,
    nowhere_dense: $i > $i > $o ).

thf(tp_one_sorted_str,type,
    one_sorted_str: $i > $o ).

thf(tp_open_subset,type,
    open_subset: $i > $i > $o ).

thf(tp_point_neighbourhood,type,
    point_neighbourhood: $i > $i > $i > $o ).

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

thf(tp_reflexive_relstr,type,
    reflexive_relstr: $i > $o ).

thf(tp_rel_str,type,
    rel_str: $i > $o ).

thf(tp_rel_str_of,type,
    rel_str_of: $i > $i > $i ).

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

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

thf(tp_relation_of2,type,
    relation_of2: $i > $i > $i > $o ).

thf(tp_relation_of2_as_subset,type,
    relation_of2_as_subset: $i > $i > $i > $o ).

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

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

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

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

thf(tp_sK5_SY47,type,
    sK5_SY47: $i > $i ).

thf(tp_sK6_SY57,type,
    sK6_SY57: $i ).

thf(tp_sK7_SY59,type,
    sK7_SY59: $i > $i > $i ).

thf(tp_sK8_SY60,type,
    sK8_SY60: $i > $i > $i ).

thf(tp_sK9_SY62,type,
    sK9_SY62: $i > $i > $i > $i ).

thf(tp_strict_rel_str,type,
    strict_rel_str: $i > $o ).

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

thf(tp_the_InternalRel,type,
    the_InternalRel: $i > $i ).

thf(tp_the_carrier,type,
    the_carrier: $i > $i ).

thf(tp_top_str,type,
    top_str: $i > $o ).

thf(tp_topological_space,type,
    topological_space: $i > $o ).

thf(tp_transitive_relstr,type,
    transitive_relstr: $i > $o ).

thf(tp_trivial_carrier,type,
    trivial_carrier: $i > $o ).

thf(tp_up_complete_relstr,type,
    up_complete_relstr: $i > $o ).

thf(tp_upper_bounded_relstr,type,
    upper_bounded_relstr: $i > $o ).

thf(tp_upper_relstr_subset,type,
    upper_relstr_subset: $i > $i > $o ).

thf(tp_v1_membered,type,
    v1_membered: $i > $o ).

thf(tp_v1_yellow_3,type,
    v1_yellow_3: $i > $o ).

thf(tp_v2_membered,type,
    v2_membered: $i > $o ).

thf(tp_v3_membered,type,
    v3_membered: $i > $o ).

thf(tp_v4_membered,type,
    v4_membered: $i > $o ).

thf(tp_v5_membered,type,
    v5_membered: $i > $o ).

thf(tp_with_infima_relstr,type,
    with_infima_relstr: $i > $o ).

thf(tp_with_suprema_relstr,type,
    with_suprema_relstr: $i > $o ).

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

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

thf(7,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( in @ C @ A )
        <=> ( in @ C @ B ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_tarski) ).

thf(8,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ B )
     => ( ( empty @ B )
        | ( in @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_subset) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( element @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t1_subset) ).

thf(24,axiom,
    ? [A: $i] :
      ( ( one_sorted_str @ A )
      & ~ ( empty_carrier @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_struct_0) ).

thf(47,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ B )
        & ( topological_space @ B )
        & ( top_str @ B )
        & ( element @ C @ ( the_carrier @ B ) ) )
     => ( ( in @ A @ ( a_2_0_yellow19 @ B @ C ) )
      <=> ? [D: $i] :
            ( ( point_neighbourhood @ D @ B @ C )
            & ( A = D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fraenkel_a_2_0_yellow19) ).

thf(70,axiom,
    ! [A: $i] :
    ? [B: $i] : ( element @ B @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_m1_subset_1) ).

thf(72,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( the_carrier @ A ) ) )
     => ? [C: $i] : ( point_neighbourhood @ C @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_m1_connsp_2) ).

thf(74,axiom,
    ? [A: $i] : ( top_str @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_l1_pre_topc) ).

thf(76,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_u1_struct_0) ).

thf(79,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_subset_1) ).

thf(80,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_relset_1) ).

thf(81,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( the_carrier @ A ) ) )
     => ! [C: $i] :
          ( ( point_neighbourhood @ C @ A @ B )
         => ( element @ C @ ( powerset @ ( the_carrier @ A ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_connsp_2) ).

thf(82,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_struct_0) ).

thf(83,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_pre_topc) ).

thf(86,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_zfmisc_1) ).

thf(88,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_zfmisc_1) ).

thf(90,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_xboole_0) ).

thf(92,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ( ( neighborhood_system @ A @ B )
            = ( a_2_0_yellow19 @ A @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_yellow19) ).

thf(117,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(119,conjecture,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( in @ C @ ( neighborhood_system @ A @ B ) )
            <=> ( point_neighbourhood @ C @ A @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_yellow19) ).

thf(120,negated_conjecture,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( topological_space @ A )
            & ( top_str @ A ) )
         => ! [B: $i] :
              ( ( element @ B @ ( the_carrier @ A ) )
             => ! [C: $i] :
                  ( ( in @ C @ ( neighborhood_system @ A @ B ) )
                <=> ( point_neighbourhood @ C @ A @ B ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[119]) ).

thf(121,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( topological_space @ A )
            & ( top_str @ A ) )
         => ! [B: $i] :
              ( ( element @ B @ ( the_carrier @ A ) )
             => ! [C: $i] :
                  ( ( in @ C @ ( neighborhood_system @ A @ B ) )
                <=> ( point_neighbourhood @ C @ A @ B ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[120]) ).

thf(122,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( in @ A @ B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(123,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( in @ A @ B )
            & ( element @ B @ ( powerset @ C ) ) )
         => ( element @ A @ C ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(124,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ A )
            <=> ( in @ C @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(125,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ A @ B )
         => ( ( empty @ B )
            | ( in @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(126,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( element @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(127,plain,
    ( ( ? [A: $i] :
          ( ( one_sorted_str @ A )
          & ~ ( empty_carrier @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[24]) ).

thf(128,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ~ ( empty_carrier @ B )
            & ( topological_space @ B )
            & ( top_str @ B )
            & ( element @ C @ ( the_carrier @ B ) ) )
         => ( ( in @ A @ ( a_2_0_yellow19 @ B @ C ) )
          <=> ? [D: $i] :
                ( ( point_neighbourhood @ D @ B @ C )
                & ( A = D ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[47]) ).

thf(129,plain,
    ( ( ! [A: $i] :
        ? [B: $i] : ( element @ B @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[70]) ).

thf(130,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( topological_space @ A )
            & ( top_str @ A )
            & ( element @ B @ ( the_carrier @ A ) ) )
         => ? [C: $i] : ( point_neighbourhood @ C @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[72]) ).

thf(131,plain,
    ( ( ? [A: $i] : ( top_str @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[74]) ).

thf(132,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[76]) ).

thf(133,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[79]) ).

thf(134,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[80]) ).

thf(135,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( topological_space @ A )
            & ( top_str @ A )
            & ( element @ B @ ( the_carrier @ A ) ) )
         => ! [C: $i] :
              ( ( point_neighbourhood @ C @ A @ B )
             => ( element @ C @ ( powerset @ ( the_carrier @ A ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[81]) ).

thf(136,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[82]) ).

thf(137,plain,
    ( ( ! [A: $i] :
          ( ( top_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[83]) ).

thf(138,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[86]) ).

thf(139,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[88]) ).

thf(140,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[90]) ).

thf(141,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( topological_space @ A )
            & ( top_str @ A ) )
         => ! [B: $i] :
              ( ( element @ B @ ( the_carrier @ A ) )
             => ( ( neighborhood_system @ A @ B )
                = ( a_2_0_yellow19 @ A @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[92]) ).

thf(142,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[117]) ).

thf(143,plain,
    ( ( ( ~ ( empty_carrier @ sK1_A )
        & ( topological_space @ sK1_A )
        & ( top_str @ sK1_A ) )
     => ! [SY34: $i] :
          ( ( element @ SY34 @ ( the_carrier @ sK1_A ) )
         => ! [SY35: $i] :
              ( ( in @ SY35 @ ( neighborhood_system @ sK1_A @ SY34 ) )
            <=> ( point_neighbourhood @ SY35 @ sK1_A @ SY34 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[121]) ).

thf(144,plain,
    ( ( ~ ( empty_carrier @ sK1_A ) )
    = $true ),
    inference(standard_cnf,[status(thm)],[143]) ).

thf(145,plain,
    ( ( topological_space @ sK1_A )
    = $true ),
    inference(standard_cnf,[status(thm)],[143]) ).

thf(146,plain,
    ( ( top_str @ sK1_A )
    = $true ),
    inference(standard_cnf,[status(thm)],[143]) ).

thf(147,plain,
    ( ( ! [SY34: $i] :
          ( ( element @ SY34 @ ( the_carrier @ sK1_A ) )
         => ! [SY35: $i] :
              ( ( in @ SY35 @ ( neighborhood_system @ sK1_A @ SY34 ) )
            <=> ( point_neighbourhood @ SY35 @ sK1_A @ SY34 ) ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[143]) ).

thf(148,plain,
    ( ( ~ ! [SY34: $i] :
            ( ( element @ SY34 @ ( the_carrier @ sK1_A ) )
           => ! [SY35: $i] :
                ( ( in @ SY35 @ ( neighborhood_system @ sK1_A @ SY34 ) )
              <=> ( point_neighbourhood @ SY35 @ sK1_A @ SY34 ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[147]) ).

thf(149,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[142]) ).

thf(150,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( topological_space @ A )
            & ( top_str @ A ) )
         => ! [B: $i] :
              ( ( element @ B @ ( the_carrier @ A ) )
             => ( ( neighborhood_system @ A @ B )
                = ( a_2_0_yellow19 @ A @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[141]) ).

thf(151,plain,
    $true = $true,
    inference(copy,[status(thm)],[140]) ).

thf(152,plain,
    $true = $true,
    inference(copy,[status(thm)],[139]) ).

thf(153,plain,
    $true = $true,
    inference(copy,[status(thm)],[138]) ).

thf(154,plain,
    ( ( ! [A: $i] :
          ( ( top_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[137]) ).

thf(155,plain,
    $true = $true,
    inference(copy,[status(thm)],[136]) ).

thf(156,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( topological_space @ A )
            & ( top_str @ A )
            & ( element @ B @ ( the_carrier @ A ) ) )
         => ! [C: $i] :
              ( ( point_neighbourhood @ C @ A @ B )
             => ( element @ C @ ( powerset @ ( the_carrier @ A ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[135]) ).

thf(157,plain,
    $true = $true,
    inference(copy,[status(thm)],[134]) ).

thf(158,plain,
    $true = $true,
    inference(copy,[status(thm)],[133]) ).

thf(159,plain,
    $true = $true,
    inference(copy,[status(thm)],[132]) ).

thf(160,plain,
    ( ( ? [A: $i] : ( top_str @ A ) )
    = $true ),
    inference(copy,[status(thm)],[131]) ).

thf(161,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( topological_space @ A )
            & ( top_str @ A )
            & ( element @ B @ ( the_carrier @ A ) ) )
         => ? [C: $i] : ( point_neighbourhood @ C @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[130]) ).

thf(162,plain,
    ( ( ! [A: $i] :
        ? [B: $i] : ( element @ B @ A ) )
    = $true ),
    inference(copy,[status(thm)],[129]) ).

thf(163,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ~ ( empty_carrier @ B )
            & ( topological_space @ B )
            & ( top_str @ B )
            & ( element @ C @ ( the_carrier @ B ) ) )
         => ( ( in @ A @ ( a_2_0_yellow19 @ B @ C ) )
          <=> ? [D: $i] :
                ( ( point_neighbourhood @ D @ B @ C )
                & ( A = D ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[128]) ).

thf(164,plain,
    ( ( ? [A: $i] :
          ( ( one_sorted_str @ A )
          & ~ ( empty_carrier @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[127]) ).

thf(165,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( element @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[126]) ).

thf(166,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ A @ B )
         => ( ( empty @ B )
            | ( in @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[125]) ).

thf(167,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ A )
            <=> ( in @ C @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[124]) ).

thf(168,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( in @ A @ B )
            & ( element @ B @ ( powerset @ C ) ) )
         => ( element @ A @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[123]) ).

thf(169,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( in @ A @ B )
            & ( empty @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[122]) ).

thf(170,plain,
    ( ( top_str @ sK1_A )
    = $true ),
    inference(copy,[status(thm)],[146]) ).

thf(171,plain,
    ( ( topological_space @ sK1_A )
    = $true ),
    inference(copy,[status(thm)],[145]) ).

thf(172,plain,
    ( ( ~ ( empty_carrier @ sK1_A ) )
    = $true ),
    inference(copy,[status(thm)],[144]) ).

thf(173,plain,
    ( ( ~ ! [SY34: $i] :
            ( ( element @ SY34 @ ( the_carrier @ sK1_A ) )
           => ! [SY35: $i] :
                ( ( in @ SY35 @ ( neighborhood_system @ sK1_A @ SY34 ) )
              <=> ( point_neighbourhood @ SY35 @ sK1_A @ SY34 ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[148]) ).

thf(174,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ SX1 )
          | ~ ( in @ SX1 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[149]) ).

thf(175,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SX1 )
                            | ~ ( topological_space @ SX1 ) )
                      | ~ ( top_str @ SX1 ) )
                | ~ ( element @ SX2 @ ( the_carrier @ SX1 ) ) )
          | ~ ( ~ ( ~ ( in @ SX0 @ ( a_2_0_yellow19 @ SX1 @ SX2 ) )
                  | ~ ! [SX3: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SX3 @ SX1 @ SX2 )
                            | ( SX0 != SX3 ) ) )
              | ~ ( ~ ~ ! [SX3: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SX3 @ SX1 @ SX2 )
                              | ( SX0 != SX3 ) )
                  | ( in @ SX0 @ ( a_2_0_yellow19 @ SX1 @ SX2 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[163]) ).

thf(176,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( element @ SX0 @ ( the_carrier @ sK1_A ) )
            | ! [SX1: $i] :
                ~ ( ~ ( ~ ( in @ SX1 @ ( neighborhood_system @ sK1_A @ SX0 ) )
                      | ( point_neighbourhood @ SX1 @ sK1_A @ SX0 ) )
                  | ~ ( ~ ( point_neighbourhood @ SX1 @ sK1_A @ SX0 )
                      | ( in @ SX1 @ ( neighborhood_system @ sK1_A @ SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[173]) ).

thf(177,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( top_str @ SX0 )
          | ( one_sorted_str @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[154]) ).

thf(178,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ SX1 )
          | ( element @ SX0 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[165]) ).

thf(179,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SX0 )
                            | ~ ( topological_space @ SX0 ) )
                      | ~ ( top_str @ SX0 ) )
                | ~ ( element @ SX1 @ ( the_carrier @ SX0 ) ) )
          | ! [SX2: $i] :
              ( ~ ( point_neighbourhood @ SX2 @ SX0 @ SX1 )
              | ( element @ SX2 @ ( powerset @ ( the_carrier @ SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[156]) ).

thf(180,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ! [SX2: $i] :
                ~ ( ~ ( ~ ( in @ SX2 @ SX0 )
                      | ( in @ SX2 @ SX1 ) )
                  | ~ ( ~ ( in @ SX2 @ SX1 )
                      | ( in @ SX2 @ SX0 ) ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[167]) ).

thf(181,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ( one_sorted_str @ SX0 )
                | ~ ~ ( empty_carrier @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[164]) ).

thf(182,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( element @ SX0 @ SX1 )
          | ( empty @ SX1 )
          | ( in @ SX0 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[166]) ).

thf(183,plain,
    ( ( ! [SX0: $i] :
          ~ ! [SX1: $i] :
              ~ ( element @ SX1 @ SX0 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[162]) ).

thf(184,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ~ ( ~ ( in @ SX0 @ SX1 )
              | ~ ( empty @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[169]) ).

thf(185,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SX0 )
                            | ~ ( topological_space @ SX0 ) )
                      | ~ ( top_str @ SX0 ) )
                | ~ ( element @ SX1 @ ( the_carrier @ SX0 ) ) )
          | ~ ! [SX2: $i] :
                ~ ( point_neighbourhood @ SX2 @ SX0 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[161]) ).

thf(186,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SX0 )
                      | ~ ( topological_space @ SX0 ) )
                | ~ ( top_str @ SX0 ) )
          | ! [SX1: $i] :
              ( ~ ( element @ SX1 @ ( the_carrier @ SX0 ) )
              | ( ( neighborhood_system @ SX0 @ SX1 )
                = ( a_2_0_yellow19 @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[150]) ).

thf(187,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ( top_str @ SX0 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[160]) ).

thf(188,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ( in @ SX0 @ SX1 )
                | ~ ( element @ SX1 @ ( powerset @ SX2 ) ) )
          | ( element @ SX0 @ SX2 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[168]) ).

thf(189,plain,
    ( ( empty_carrier @ sK1_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[172]) ).

thf(190,plain,
    ! [SV1: $i] :
      ( ( ! [SY36: $i] :
            ( ~ ( in @ SV1 @ SY36 )
            | ~ ( in @ SY36 @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[174]) ).

thf(191,plain,
    ! [SV2: $i] :
      ( ( ! [SY37: $i,SY38: $i] :
            ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SY37 )
                              | ~ ( topological_space @ SY37 ) )
                        | ~ ( top_str @ SY37 ) )
                  | ~ ( element @ SY38 @ ( the_carrier @ SY37 ) ) )
            | ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SY37 @ SY38 ) )
                    | ~ ! [SY39: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY39 @ SY37 @ SY38 )
                              | ( SV2 != SY39 ) ) )
                | ~ ( ~ ~ ! [SY40: $i] :
                            ~ ~ ( ~ ( point_neighbourhood @ SY40 @ SY37 @ SY38 )
                                | ( SV2 != SY40 ) )
                    | ( in @ SV2 @ ( a_2_0_yellow19 @ SY37 @ SY38 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[175]) ).

thf(192,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( element @ SX0 @ ( the_carrier @ sK1_A ) )
          | ! [SX1: $i] :
              ~ ( ~ ( ~ ( in @ SX1 @ ( neighborhood_system @ sK1_A @ SX0 ) )
                    | ( point_neighbourhood @ SX1 @ sK1_A @ SX0 ) )
                | ~ ( ~ ( point_neighbourhood @ SX1 @ sK1_A @ SX0 )
                    | ( in @ SX1 @ ( neighborhood_system @ sK1_A @ SX0 ) ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[176]) ).

thf(193,plain,
    ! [SV3: $i] :
      ( ( ~ ( top_str @ SV3 )
        | ( one_sorted_str @ SV3 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[177]) ).

thf(194,plain,
    ! [SV4: $i] :
      ( ( ! [SY41: $i] :
            ( ~ ( in @ SV4 @ SY41 )
            | ( element @ SV4 @ SY41 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[178]) ).

thf(195,plain,
    ! [SV5: $i] :
      ( ( ! [SY42: $i] :
            ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                              | ~ ( topological_space @ SV5 ) )
                        | ~ ( top_str @ SV5 ) )
                  | ~ ( element @ SY42 @ ( the_carrier @ SV5 ) ) )
            | ! [SY43: $i] :
                ( ~ ( point_neighbourhood @ SY43 @ SV5 @ SY42 )
                | ( element @ SY43 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[179]) ).

thf(196,plain,
    ! [SV6: $i] :
      ( ( ! [SY44: $i] :
            ( ~ ! [SY45: $i] :
                  ~ ( ~ ( ~ ( in @ SY45 @ SV6 )
                        | ( in @ SY45 @ SY44 ) )
                    | ~ ( ~ ( in @ SY45 @ SY44 )
                        | ( in @ SY45 @ SV6 ) ) )
            | ( SV6 = SY44 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[180]) ).

thf(197,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ( one_sorted_str @ SX0 )
              | ~ ~ ( empty_carrier @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[181]) ).

thf(198,plain,
    ! [SV7: $i] :
      ( ( ! [SY46: $i] :
            ( ~ ( element @ SV7 @ SY46 )
            | ( empty @ SY46 )
            | ( in @ SV7 @ SY46 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[182]) ).

thf(199,plain,
    ! [SV8: $i] :
      ( ( ~ ! [SY47: $i] :
              ~ ( element @ SY47 @ SV8 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[183]) ).

thf(200,plain,
    ! [SV9: $i] :
      ( ( ! [SY48: $i] :
            ~ ~ ( ~ ( in @ SV9 @ SY48 )
                | ~ ( empty @ SY48 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[184]) ).

thf(201,plain,
    ! [SV10: $i] :
      ( ( ! [SY49: $i] :
            ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                              | ~ ( topological_space @ SV10 ) )
                        | ~ ( top_str @ SV10 ) )
                  | ~ ( element @ SY49 @ ( the_carrier @ SV10 ) ) )
            | ~ ! [SY50: $i] :
                  ~ ( point_neighbourhood @ SY50 @ SV10 @ SY49 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[185]) ).

thf(202,plain,
    ! [SV11: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV11 )
                    | ~ ( topological_space @ SV11 ) )
              | ~ ( top_str @ SV11 ) )
        | ! [SY51: $i] :
            ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
            | ( ( neighborhood_system @ SV11 @ SY51 )
              = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[186]) ).

thf(203,plain,
    ( ( ! [SX0: $i] :
          ~ ( top_str @ SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[187]) ).

thf(204,plain,
    ! [SV12: $i] :
      ( ( ! [SY52: $i,SY53: $i] :
            ( ~ ~ ( ~ ( in @ SV12 @ SY52 )
                  | ~ ( element @ SY52 @ ( powerset @ SY53 ) ) )
            | ( element @ SV12 @ SY53 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[188]) ).

thf(205,plain,
    ! [SV13: $i,SV1: $i] :
      ( ( ~ ( in @ SV1 @ SV13 )
        | ~ ( in @ SV13 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[190]) ).

thf(206,plain,
    ! [SV2: $i,SV14: $i] :
      ( ( ! [SY54: $i] :
            ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                              | ~ ( topological_space @ SV14 ) )
                        | ~ ( top_str @ SV14 ) )
                  | ~ ( element @ SY54 @ ( the_carrier @ SV14 ) ) )
            | ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SY54 ) )
                    | ~ ! [SY55: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY55 @ SV14 @ SY54 )
                              | ( SV2 != SY55 ) ) )
                | ~ ( ~ ~ ! [SY56: $i] :
                            ~ ~ ( ~ ( point_neighbourhood @ SY56 @ SV14 @ SY54 )
                                | ( SV2 != SY56 ) )
                    | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SY54 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[191]) ).

thf(207,plain,
    ( ( ~ ( element @ sK2_SX0 @ ( the_carrier @ sK1_A ) )
      | ! [SY57: $i] :
          ~ ( ~ ( ~ ( in @ SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
                | ( point_neighbourhood @ SY57 @ sK1_A @ sK2_SX0 ) )
            | ~ ( ~ ( point_neighbourhood @ SY57 @ sK1_A @ sK2_SX0 )
                | ( in @ SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[192]) ).

thf(208,plain,
    ! [SV3: $i] :
      ( ( ( ~ ( top_str @ SV3 ) )
        = $true )
      | ( ( one_sorted_str @ SV3 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[193]) ).

thf(209,plain,
    ! [SV15: $i,SV4: $i] :
      ( ( ~ ( in @ SV4 @ SV15 )
        | ( element @ SV4 @ SV15 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[194]) ).

thf(210,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                          | ~ ( topological_space @ SV5 ) )
                    | ~ ( top_str @ SV5 ) )
              | ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        | ! [SY58: $i] :
            ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
            | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[195]) ).

thf(211,plain,
    ! [SV17: $i,SV6: $i] :
      ( ( ~ ! [SY59: $i] :
              ~ ( ~ ( ~ ( in @ SY59 @ SV6 )
                    | ( in @ SY59 @ SV17 ) )
                | ~ ( ~ ( in @ SY59 @ SV17 )
                    | ( in @ SY59 @ SV6 ) ) )
        | ( SV6 = SV17 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[196]) ).

thf(212,plain,
    ( ( ~ ~ ( ~ ( one_sorted_str @ sK3_SX0 )
            | ~ ~ ( empty_carrier @ sK3_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[197]) ).

thf(213,plain,
    ! [SV18: $i,SV7: $i] :
      ( ( ~ ( element @ SV7 @ SV18 )
        | ( empty @ SV18 )
        | ( in @ SV7 @ SV18 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[198]) ).

thf(214,plain,
    ! [SV8: $i] :
      ( ( ! [SY47: $i] :
            ~ ( element @ SY47 @ SV8 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[199]) ).

thf(215,plain,
    ! [SV19: $i,SV9: $i] :
      ( ( ~ ~ ( ~ ( in @ SV9 @ SV19 )
              | ~ ( empty @ SV19 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[200]) ).

thf(216,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                          | ~ ( topological_space @ SV10 ) )
                    | ~ ( top_str @ SV10 ) )
              | ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        | ~ ! [SY60: $i] :
              ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[201]) ).

thf(217,plain,
    ! [SV11: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV11 )
                      | ~ ( topological_space @ SV11 ) )
                | ~ ( top_str @ SV11 ) ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[202]) ).

thf(218,plain,
    ( ( ~ ( top_str @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[203]) ).

thf(219,plain,
    ! [SV21: $i,SV12: $i] :
      ( ( ! [SY61: $i] :
            ( ~ ~ ( ~ ( in @ SV12 @ SV21 )
                  | ~ ( element @ SV21 @ ( powerset @ SY61 ) ) )
            | ( element @ SV12 @ SY61 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[204]) ).

thf(220,plain,
    ! [SV13: $i,SV1: $i] :
      ( ( ( ~ ( in @ SV1 @ SV13 ) )
        = $true )
      | ( ( ~ ( in @ SV13 @ SV1 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[205]) ).

thf(221,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                          | ~ ( topological_space @ SV14 ) )
                    | ~ ( top_str @ SV14 ) )
              | ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        | ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                | ~ ! [SY62: $i] :
                      ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                          | ( SV2 != SY62 ) ) )
            | ~ ( ~ ~ ! [SY63: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                            | ( SV2 != SY63 ) )
                | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[206]) ).

thf(222,plain,
    ( ( ~ ( element @ sK2_SX0 @ ( the_carrier @ sK1_A ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[207]) ).

thf(223,plain,
    ( ( ! [SY57: $i] :
          ~ ( ~ ( ~ ( in @ SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
                | ( point_neighbourhood @ SY57 @ sK1_A @ sK2_SX0 ) )
            | ~ ( ~ ( point_neighbourhood @ SY57 @ sK1_A @ sK2_SX0 )
                | ( in @ SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[207]) ).

thf(224,plain,
    ! [SV3: $i] :
      ( ( ( top_str @ SV3 )
        = $false )
      | ( ( one_sorted_str @ SV3 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[208]) ).

thf(225,plain,
    ! [SV15: $i,SV4: $i] :
      ( ( ( ~ ( in @ SV4 @ SV15 ) )
        = $true )
      | ( ( element @ SV4 @ SV15 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[209]) ).

thf(226,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                            | ~ ( topological_space @ SV5 ) )
                      | ~ ( top_str @ SV5 ) )
                | ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[210]) ).

thf(227,plain,
    ! [SV17: $i,SV6: $i] :
      ( ( ( ~ ! [SY59: $i] :
                ~ ( ~ ( ~ ( in @ SY59 @ SV6 )
                      | ( in @ SY59 @ SV17 ) )
                  | ~ ( ~ ( in @ SY59 @ SV17 )
                      | ( in @ SY59 @ SV6 ) ) ) )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[211]) ).

thf(228,plain,
    ( ( ~ ( ~ ( one_sorted_str @ sK3_SX0 )
          | ~ ~ ( empty_carrier @ sK3_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[212]) ).

thf(229,plain,
    ! [SV18: $i,SV7: $i] :
      ( ( ( ~ ( element @ SV7 @ SV18 ) )
        = $true )
      | ( ( ( empty @ SV18 )
          | ( in @ SV7 @ SV18 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[213]) ).

thf(230,plain,
    ! [SV8: $i] :
      ( ( ~ ( element @ ( sK5_SY47 @ SV8 ) @ SV8 ) )
      = $false ),
    inference(extcnf_forall_neg,[status(esa)],[214]) ).

thf(231,plain,
    ! [SV19: $i,SV9: $i] :
      ( ( ~ ( ~ ( in @ SV9 @ SV19 )
            | ~ ( empty @ SV19 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[215]) ).

thf(232,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                            | ~ ( topological_space @ SV10 ) )
                      | ~ ( top_str @ SV10 ) )
                | ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[216]) ).

thf(233,plain,
    ! [SV11: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV11 )
                    | ~ ( topological_space @ SV11 ) )
              | ~ ( top_str @ SV11 ) ) )
        = $false )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[217]) ).

thf(234,plain,
    ( ( top_str @ sK4_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[218]) ).

thf(235,plain,
    ! [SV23: $i,SV21: $i,SV12: $i] :
      ( ( ~ ~ ( ~ ( in @ SV12 @ SV21 )
              | ~ ( element @ SV21 @ ( powerset @ SV23 ) ) )
        | ( element @ SV12 @ SV23 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[219]) ).

thf(236,plain,
    ! [SV13: $i,SV1: $i] :
      ( ( ( in @ SV1 @ SV13 )
        = $false )
      | ( ( ~ ( in @ SV13 @ SV1 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[220]) ).

thf(237,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                            | ~ ( topological_space @ SV14 ) )
                      | ~ ( top_str @ SV14 ) )
                | ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[221]) ).

thf(238,plain,
    ( ( element @ sK2_SX0 @ ( the_carrier @ sK1_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[222]) ).

thf(239,plain,
    ( ( ~ ( ~ ( ~ ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
              | ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 ) )
          | ~ ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
              | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[223]) ).

thf(240,plain,
    ! [SV15: $i,SV4: $i] :
      ( ( ( in @ SV4 @ SV15 )
        = $false )
      | ( ( element @ SV4 @ SV15 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[225]) ).

thf(241,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                          | ~ ( topological_space @ SV5 ) )
                    | ~ ( top_str @ SV5 ) )
              | ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) ) )
        = $false )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[226]) ).

thf(242,plain,
    ! [SV17: $i,SV6: $i] :
      ( ( ( ! [SY59: $i] :
              ~ ( ~ ( ~ ( in @ SY59 @ SV6 )
                    | ( in @ SY59 @ SV17 ) )
                | ~ ( ~ ( in @ SY59 @ SV17 )
                    | ( in @ SY59 @ SV6 ) ) ) )
        = $false )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[227]) ).

thf(243,plain,
    ( ( ~ ( one_sorted_str @ sK3_SX0 )
      | ~ ~ ( empty_carrier @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[228]) ).

thf(244,plain,
    ! [SV18: $i,SV7: $i] :
      ( ( ( element @ SV7 @ SV18 )
        = $false )
      | ( ( ( empty @ SV18 )
          | ( in @ SV7 @ SV18 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[229]) ).

thf(245,plain,
    ! [SV8: $i] :
      ( ( element @ ( sK5_SY47 @ SV8 ) @ SV8 )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[230]) ).

thf(246,plain,
    ! [SV19: $i,SV9: $i] :
      ( ( ~ ( in @ SV9 @ SV19 )
        | ~ ( empty @ SV19 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[231]) ).

thf(247,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                          | ~ ( topological_space @ SV10 ) )
                    | ~ ( top_str @ SV10 ) )
              | ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) ) )
        = $false )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[232]) ).

thf(248,plain,
    ! [SV11: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV11 )
                | ~ ( topological_space @ SV11 ) )
          | ~ ( top_str @ SV11 ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[233]) ).

thf(249,plain,
    ! [SV23: $i,SV21: $i,SV12: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV12 @ SV21 )
                | ~ ( element @ SV21 @ ( powerset @ SV23 ) ) ) )
        = $true )
      | ( ( element @ SV12 @ SV23 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[235]) ).

thf(250,plain,
    ! [SV1: $i,SV13: $i] :
      ( ( ( in @ SV13 @ SV1 )
        = $false )
      | ( ( in @ SV1 @ SV13 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[236]) ).

thf(251,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                          | ~ ( topological_space @ SV14 ) )
                    | ~ ( top_str @ SV14 ) )
              | ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) ) )
        = $false )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[237]) ).

thf(252,plain,
    ( ( ~ ( ~ ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
          | ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 ) )
      | ~ ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
          | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[239]) ).

thf(253,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                      | ~ ( topological_space @ SV5 ) )
                | ~ ( top_str @ SV5 ) )
          | ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[241]) ).

thf(254,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
                  | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 ) )
              | ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
                  | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) ) ) )
        = $false )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[242]) ).

thf(255,plain,
    ( ( ~ ( one_sorted_str @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[243]) ).

thf(256,plain,
    ( ( ~ ~ ( empty_carrier @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[243]) ).

thf(257,plain,
    ! [SV7: $i,SV18: $i] :
      ( ( ( empty @ SV18 )
        = $true )
      | ( ( in @ SV7 @ SV18 )
        = $true )
      | ( ( element @ SV7 @ SV18 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[244]) ).

thf(258,plain,
    ! [SV19: $i,SV9: $i] :
      ( ( ( ~ ( in @ SV9 @ SV19 ) )
        = $true )
      | ( ( ~ ( empty @ SV19 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[246]) ).

thf(259,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                      | ~ ( topological_space @ SV10 ) )
                | ~ ( top_str @ SV10 ) )
          | ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[247]) ).

thf(260,plain,
    ! [SV11: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV11 )
                | ~ ( topological_space @ SV11 ) ) )
        = $true )
      | ( ( ~ ( top_str @ SV11 ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[248]) ).

thf(261,plain,
    ! [SV23: $i,SV21: $i,SV12: $i] :
      ( ( ( ~ ( ~ ( in @ SV12 @ SV21 )
              | ~ ( element @ SV21 @ ( powerset @ SV23 ) ) ) )
        = $false )
      | ( ( element @ SV12 @ SV23 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[249]) ).

thf(262,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                      | ~ ( topological_space @ SV14 ) )
                | ~ ( top_str @ SV14 ) )
          | ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[251]) ).

thf(263,plain,
    ( ( ( ~ ( ~ ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
            | ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 ) ) )
      = $true )
    | ( ( ~ ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
            | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[252]) ).

thf(264,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                      | ~ ( topological_space @ SV5 ) )
                | ~ ( top_str @ SV5 ) ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[253]) ).

thf(265,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
              | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 ) )
          | ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
              | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) ) )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[254]) ).

thf(266,plain,
    ( ( one_sorted_str @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[255]) ).

thf(267,plain,
    ( ( ~ ( empty_carrier @ sK3_SX0 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[256]) ).

thf(268,plain,
    ! [SV19: $i,SV9: $i] :
      ( ( ( in @ SV9 @ SV19 )
        = $false )
      | ( ( ~ ( empty @ SV19 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[258]) ).

thf(269,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                      | ~ ( topological_space @ SV10 ) )
                | ~ ( top_str @ SV10 ) ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[259]) ).

thf(270,plain,
    ! [SV11: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV11 )
              | ~ ( topological_space @ SV11 ) ) )
        = $false )
      | ( ( ~ ( top_str @ SV11 ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[260]) ).

thf(271,plain,
    ! [SV23: $i,SV21: $i,SV12: $i] :
      ( ( ( ~ ( in @ SV12 @ SV21 )
          | ~ ( element @ SV21 @ ( powerset @ SV23 ) ) )
        = $true )
      | ( ( element @ SV12 @ SV23 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[261]) ).

thf(272,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                      | ~ ( topological_space @ SV14 ) )
                | ~ ( top_str @ SV14 ) ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[262]) ).

thf(273,plain,
    ( ( ( ~ ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
        | ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 ) )
      = $false )
    | ( ( ~ ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
            | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[263]) ).

thf(274,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                    | ~ ( topological_space @ SV5 ) )
              | ~ ( top_str @ SV5 ) ) )
        = $false )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[264]) ).

thf(275,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
              | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 ) ) )
        = $true )
      | ( ( ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
              | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) ) )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[265]) ).

thf(276,plain,
    ( ( empty_carrier @ sK3_SX0 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[267]) ).

thf(277,plain,
    ! [SV9: $i,SV19: $i] :
      ( ( ( empty @ SV19 )
        = $false )
      | ( ( in @ SV9 @ SV19 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[268]) ).

thf(278,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                    | ~ ( topological_space @ SV10 ) )
              | ~ ( top_str @ SV10 ) ) )
        = $false )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[269]) ).

thf(279,plain,
    ! [SV11: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV11 )
          | ~ ( topological_space @ SV11 ) )
        = $true )
      | ( ( ~ ( top_str @ SV11 ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[270]) ).

thf(280,plain,
    ! [SV23: $i,SV21: $i,SV12: $i] :
      ( ( ( ~ ( in @ SV12 @ SV21 ) )
        = $true )
      | ( ( ~ ( element @ SV21 @ ( powerset @ SV23 ) ) )
        = $true )
      | ( ( element @ SV12 @ SV23 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[271]) ).

thf(281,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                    | ~ ( topological_space @ SV14 ) )
              | ~ ( top_str @ SV14 ) ) )
        = $false )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[272]) ).

thf(282,plain,
    ( ( ( ~ ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) )
      = $false )
    | ( ( ~ ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
            | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[273]) ).

thf(283,plain,
    ( ( ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
      = $false )
    | ( ( ~ ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
            | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[273]) ).

thf(284,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                | ~ ( topological_space @ SV5 ) )
          | ~ ( top_str @ SV5 ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[274]) ).

thf(285,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
          | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 ) )
        = $false )
      | ( ( ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
              | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) ) )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[275]) ).

thf(286,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                | ~ ( topological_space @ SV10 ) )
          | ~ ( top_str @ SV10 ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[278]) ).

thf(287,plain,
    ! [SV11: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV11 ) )
        = $true )
      | ( ( ~ ( topological_space @ SV11 ) )
        = $true )
      | ( ( ~ ( top_str @ SV11 ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[279]) ).

thf(288,plain,
    ! [SV23: $i,SV21: $i,SV12: $i] :
      ( ( ( in @ SV12 @ SV21 )
        = $false )
      | ( ( ~ ( element @ SV21 @ ( powerset @ SV23 ) ) )
        = $true )
      | ( ( element @ SV12 @ SV23 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[280]) ).

thf(289,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                | ~ ( topological_space @ SV14 ) )
          | ~ ( top_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[281]) ).

thf(290,plain,
    ( ( ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
      = $true )
    | ( ( ~ ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
            | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) ) )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[282]) ).

thf(291,plain,
    ( ( ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
        | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) )
      = $false )
    | ( ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
      = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[283]) ).

thf(292,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV5 )
                | ~ ( topological_space @ SV5 ) ) )
        = $true )
      | ( ( ~ ( top_str @ SV5 ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[284]) ).

thf(293,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) )
        = $false )
      | ( ( ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
              | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) ) )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[285]) ).

thf(294,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
        = $false )
      | ( ( ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
              | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) ) )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[285]) ).

thf(295,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV10 )
                | ~ ( topological_space @ SV10 ) ) )
        = $true )
      | ( ( ~ ( top_str @ SV10 ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[286]) ).

thf(296,plain,
    ! [SV11: $i] :
      ( ( ( ~ ( empty_carrier @ SV11 ) )
        = $false )
      | ( ( ~ ( topological_space @ SV11 ) )
        = $true )
      | ( ( ~ ( top_str @ SV11 ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[287]) ).

thf(297,plain,
    ! [SV12: $i,SV23: $i,SV21: $i] :
      ( ( ( element @ SV21 @ ( powerset @ SV23 ) )
        = $false )
      | ( ( in @ SV12 @ SV21 )
        = $false )
      | ( ( element @ SV12 @ SV23 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[288]) ).

thf(298,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV14 )
                | ~ ( topological_space @ SV14 ) ) )
        = $true )
      | ( ( ~ ( top_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[289]) ).

thf(299,plain,
    ( ( ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
        | ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) ) )
      = $false )
    | ( ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[290]) ).

thf(300,plain,
    ( ( ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 ) )
      = $false )
    | ( ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
      = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[291]) ).

thf(301,plain,
    ( ( ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
      = $false )
    | ( ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
      = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[291]) ).

thf(302,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV5 )
              | ~ ( topological_space @ SV5 ) ) )
        = $false )
      | ( ( ~ ( top_str @ SV5 ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[292]) ).

thf(303,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
        = $true )
      | ( ( ~ ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
              | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) ) )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[293]) ).

thf(304,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
          | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) )
        = $false )
      | ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
        = $false )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[294]) ).

thf(305,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV10 )
              | ~ ( topological_space @ SV10 ) ) )
        = $false )
      | ( ( ~ ( top_str @ SV10 ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[295]) ).

thf(306,plain,
    ! [SV11: $i] :
      ( ( ( empty_carrier @ SV11 )
        = $true )
      | ( ( ~ ( topological_space @ SV11 ) )
        = $true )
      | ( ( ~ ( top_str @ SV11 ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[296]) ).

thf(307,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV14 )
              | ~ ( topological_space @ SV14 ) ) )
        = $false )
      | ( ( ~ ( top_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[298]) ).

thf(308,plain,
    ( ( ( ~ ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 ) )
      = $false )
    | ( ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[299]) ).

thf(309,plain,
    ( ( ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
      = $false )
    | ( ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[299]) ).

thf(310,plain,
    ( ( ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
      = $true )
    | ( ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
      = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[300]) ).

thf(311,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV5 )
          | ~ ( topological_space @ SV5 ) )
        = $true )
      | ( ( ~ ( top_str @ SV5 ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[302]) ).

thf(312,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
          | ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 ) )
        = $false )
      | ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[303]) ).

thf(313,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 ) )
        = $false )
      | ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
        = $false )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[304]) ).

thf(314,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
        = $false )
      | ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
        = $false )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[304]) ).

thf(315,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV10 )
          | ~ ( topological_space @ SV10 ) )
        = $true )
      | ( ( ~ ( top_str @ SV10 ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[305]) ).

thf(316,plain,
    ! [SV11: $i] :
      ( ( ( topological_space @ SV11 )
        = $false )
      | ( ( empty_carrier @ SV11 )
        = $true )
      | ( ( ~ ( top_str @ SV11 ) )
        = $true )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[306]) ).

thf(317,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV14 )
          | ~ ( topological_space @ SV14 ) )
        = $true )
      | ( ( ~ ( top_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[307]) ).

thf(318,plain,
    ( ( ( point_neighbourhood @ sK6_SY57 @ sK1_A @ sK2_SX0 )
      = $true )
    | ( ( in @ sK6_SY57 @ ( neighborhood_system @ sK1_A @ sK2_SX0 ) )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[308]) ).

thf(319,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV5 ) )
        = $true )
      | ( ( ~ ( topological_space @ SV5 ) )
        = $true )
      | ( ( ~ ( top_str @ SV5 ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[311]) ).

thf(320,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( ~ ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 ) )
        = $false )
      | ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[312]) ).

thf(321,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
        = $false )
      | ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[312]) ).

thf(322,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
        = $true )
      | ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
        = $false )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[313]) ).

thf(323,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV10 ) )
        = $true )
      | ( ( ~ ( topological_space @ SV10 ) )
        = $true )
      | ( ( ~ ( top_str @ SV10 ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[315]) ).

thf(324,plain,
    ! [SV11: $i] :
      ( ( ( top_str @ SV11 )
        = $false )
      | ( ( empty_carrier @ SV11 )
        = $true )
      | ( ( topological_space @ SV11 )
        = $false )
      | ( ( ! [SY51: $i] :
              ( ~ ( element @ SY51 @ ( the_carrier @ SV11 ) )
              | ( ( neighborhood_system @ SV11 @ SY51 )
                = ( a_2_0_yellow19 @ SV11 @ SY51 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[316]) ).

thf(325,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV14 ) )
        = $true )
      | ( ( ~ ( topological_space @ SV14 ) )
        = $true )
      | ( ( ~ ( top_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[317]) ).

thf(326,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( ~ ( empty_carrier @ SV5 ) )
        = $false )
      | ( ( ~ ( topological_space @ SV5 ) )
        = $true )
      | ( ( ~ ( top_str @ SV5 ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[319]) ).

thf(327,plain,
    ! [SV6: $i,SV17: $i] :
      ( ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV17 )
        = $true )
      | ( ( in @ ( sK7_SY59 @ SV17 @ SV6 ) @ SV6 )
        = $true )
      | ( ( SV6 = SV17 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[320]) ).

thf(328,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ~ ( empty_carrier @ SV10 ) )
        = $false )
      | ( ( ~ ( topological_space @ SV10 ) )
        = $true )
      | ( ( ~ ( top_str @ SV10 ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[323]) ).

thf(329,plain,
    ! [SV11: $i,SV24: $i] :
      ( ( ( ~ ( element @ SV24 @ ( the_carrier @ SV11 ) )
          | ( ( neighborhood_system @ SV11 @ SV24 )
            = ( a_2_0_yellow19 @ SV11 @ SV24 ) ) )
        = $true )
      | ( ( topological_space @ SV11 )
        = $false )
      | ( ( empty_carrier @ SV11 )
        = $true )
      | ( ( top_str @ SV11 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[324]) ).

thf(330,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ( empty_carrier @ SV14 ) )
        = $false )
      | ( ( ~ ( topological_space @ SV14 ) )
        = $true )
      | ( ( ~ ( top_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[325]) ).

thf(331,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( ~ ( topological_space @ SV5 ) )
        = $true )
      | ( ( ~ ( top_str @ SV5 ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[326]) ).

thf(332,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( empty_carrier @ SV10 )
        = $true )
      | ( ( ~ ( topological_space @ SV10 ) )
        = $true )
      | ( ( ~ ( top_str @ SV10 ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[328]) ).

thf(333,plain,
    ! [SV11: $i,SV24: $i] :
      ( ( ( ~ ( element @ SV24 @ ( the_carrier @ SV11 ) ) )
        = $true )
      | ( ( ( neighborhood_system @ SV11 @ SV24 )
          = ( a_2_0_yellow19 @ SV11 @ SV24 ) )
        = $true )
      | ( ( topological_space @ SV11 )
        = $false )
      | ( ( empty_carrier @ SV11 )
        = $true )
      | ( ( top_str @ SV11 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[329]) ).

thf(334,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( ~ ( topological_space @ SV14 ) )
        = $true )
      | ( ( ~ ( top_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[330]) ).

thf(335,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( topological_space @ SV5 )
        = $false )
      | ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( ~ ( top_str @ SV5 ) )
        = $true )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[331]) ).

thf(336,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( topological_space @ SV10 )
        = $false )
      | ( ( empty_carrier @ SV10 )
        = $true )
      | ( ( ~ ( top_str @ SV10 ) )
        = $true )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[332]) ).

thf(337,plain,
    ! [SV11: $i,SV24: $i] :
      ( ( ( element @ SV24 @ ( the_carrier @ SV11 ) )
        = $false )
      | ( ( ( neighborhood_system @ SV11 @ SV24 )
          = ( a_2_0_yellow19 @ SV11 @ SV24 ) )
        = $true )
      | ( ( topological_space @ SV11 )
        = $false )
      | ( ( empty_carrier @ SV11 )
        = $true )
      | ( ( top_str @ SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[333]) ).

thf(338,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( topological_space @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( ~ ( top_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[334]) ).

thf(339,plain,
    ! [SV16: $i,SV5: $i] :
      ( ( ( top_str @ SV5 )
        = $false )
      | ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( topological_space @ SV5 )
        = $false )
      | ( ( ~ ( element @ SV16 @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[335]) ).

thf(340,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( top_str @ SV10 )
        = $false )
      | ( ( empty_carrier @ SV10 )
        = $true )
      | ( ( topological_space @ SV10 )
        = $false )
      | ( ( ~ ( element @ SV20 @ ( the_carrier @ SV10 ) ) )
        = $true )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[336]) ).

thf(341,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( ~ ( element @ SV22 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[338]) ).

thf(342,plain,
    ! [SV5: $i,SV16: $i] :
      ( ( ( element @ SV16 @ ( the_carrier @ SV5 ) )
        = $false )
      | ( ( topological_space @ SV5 )
        = $false )
      | ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( top_str @ SV5 )
        = $false )
      | ( ( ! [SY58: $i] :
              ( ~ ( point_neighbourhood @ SY58 @ SV5 @ SV16 )
              | ( element @ SY58 @ ( powerset @ ( the_carrier @ SV5 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[339]) ).

thf(343,plain,
    ! [SV10: $i,SV20: $i] :
      ( ( ( element @ SV20 @ ( the_carrier @ SV10 ) )
        = $false )
      | ( ( topological_space @ SV10 )
        = $false )
      | ( ( empty_carrier @ SV10 )
        = $true )
      | ( ( top_str @ SV10 )
        = $false )
      | ( ( ~ ! [SY60: $i] :
                ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[340]) ).

thf(344,plain,
    ! [SV2: $i,SV14: $i,SV22: $i] :
      ( ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
                  | ~ ! [SY62: $i] :
                        ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                            | ( SV2 != SY62 ) ) )
              | ~ ( ~ ~ ! [SY63: $i] :
                          ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                              | ( SV2 != SY63 ) )
                  | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[341]) ).

thf(345,plain,
    ! [SV16: $i,SV5: $i,SV25: $i] :
      ( ( ( ~ ( point_neighbourhood @ SV25 @ SV5 @ SV16 )
          | ( element @ SV25 @ ( powerset @ ( the_carrier @ SV5 ) ) ) )
        = $true )
      | ( ( top_str @ SV5 )
        = $false )
      | ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( topological_space @ SV5 )
        = $false )
      | ( ( element @ SV16 @ ( the_carrier @ SV5 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[342]) ).

thf(346,plain,
    ! [SV20: $i,SV10: $i] :
      ( ( ( ! [SY60: $i] :
              ~ ( point_neighbourhood @ SY60 @ SV10 @ SV20 ) )
        = $false )
      | ( ( top_str @ SV10 )
        = $false )
      | ( ( empty_carrier @ SV10 )
        = $true )
      | ( ( topological_space @ SV10 )
        = $false )
      | ( ( element @ SV20 @ ( the_carrier @ SV10 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[343]) ).

thf(347,plain,
    ! [SV22: $i,SV14: $i,SV2: $i] :
      ( ( ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
              | ~ ! [SY62: $i] :
                    ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                        | ( SV2 != SY62 ) ) )
          | ~ ( ~ ~ ! [SY63: $i] :
                      ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                          | ( SV2 != SY63 ) )
              | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[344]) ).

thf(348,plain,
    ! [SV16: $i,SV5: $i,SV25: $i] :
      ( ( ( ~ ( point_neighbourhood @ SV25 @ SV5 @ SV16 ) )
        = $true )
      | ( ( element @ SV25 @ ( powerset @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( top_str @ SV5 )
        = $false )
      | ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( topological_space @ SV5 )
        = $false )
      | ( ( element @ SV16 @ ( the_carrier @ SV5 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[345]) ).

thf(349,plain,
    ! [SV10: $i,SV20: $i] :
      ( ( ( ~ ( point_neighbourhood @ ( sK8_SY60 @ SV20 @ SV10 ) @ SV10 @ SV20 ) )
        = $false )
      | ( ( top_str @ SV10 )
        = $false )
      | ( ( empty_carrier @ SV10 )
        = $true )
      | ( ( topological_space @ SV10 )
        = $false )
      | ( ( element @ SV20 @ ( the_carrier @ SV10 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[346]) ).

thf(350,plain,
    ! [SV22: $i,SV14: $i,SV2: $i] :
      ( ( ( ~ ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
              | ~ ! [SY62: $i] :
                    ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                        | ( SV2 != SY62 ) ) ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[347]) ).

thf(351,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ( ~ ~ ! [SY63: $i] :
                      ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                          | ( SV2 != SY63 ) )
              | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[347]) ).

thf(352,plain,
    ! [SV16: $i,SV5: $i,SV25: $i] :
      ( ( ( point_neighbourhood @ SV25 @ SV5 @ SV16 )
        = $false )
      | ( ( element @ SV25 @ ( powerset @ ( the_carrier @ SV5 ) ) )
        = $true )
      | ( ( top_str @ SV5 )
        = $false )
      | ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( topological_space @ SV5 )
        = $false )
      | ( ( element @ SV16 @ ( the_carrier @ SV5 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[348]) ).

thf(353,plain,
    ! [SV10: $i,SV20: $i] :
      ( ( ( point_neighbourhood @ ( sK8_SY60 @ SV20 @ SV10 ) @ SV10 @ SV20 )
        = $true )
      | ( ( top_str @ SV10 )
        = $false )
      | ( ( empty_carrier @ SV10 )
        = $true )
      | ( ( topological_space @ SV10 )
        = $false )
      | ( ( element @ SV20 @ ( the_carrier @ SV10 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[349]) ).

thf(354,plain,
    ! [SV22: $i,SV14: $i,SV2: $i] :
      ( ( ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
          | ~ ! [SY62: $i] :
                ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                    | ( SV2 != SY62 ) ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[350]) ).

thf(355,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ! [SY63: $i] :
                  ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                      | ( SV2 != SY63 ) )
          | ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[351]) ).

thf(356,plain,
    ! [SV22: $i,SV14: $i,SV2: $i] :
      ( ( ( ~ ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) ) )
        = $true )
      | ( ( ~ ! [SY62: $i] :
                ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                    | ( SV2 != SY62 ) ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[354]) ).

thf(357,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ~ ! [SY63: $i] :
                  ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                      | ( SV2 != SY63 ) ) )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[355]) ).

thf(358,plain,
    ! [SV22: $i,SV14: $i,SV2: $i] :
      ( ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( ~ ! [SY62: $i] :
                ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                    | ( SV2 != SY62 ) ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[356]) ).

thf(359,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ~ ! [SY63: $i] :
                ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                    | ( SV2 != SY63 ) ) )
        = $false )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[357]) ).

thf(360,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ! [SY62: $i] :
              ~ ~ ( ~ ( point_neighbourhood @ SY62 @ SV14 @ SV22 )
                  | ( SV2 != SY62 ) ) )
        = $false )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[358]) ).

thf(361,plain,
    ! [SV2: $i,SV22: $i,SV14: $i] :
      ( ( ( ! [SY63: $i] :
              ~ ~ ( ~ ( point_neighbourhood @ SY63 @ SV14 @ SV22 )
                  | ( SV2 != SY63 ) ) )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[359]) ).

thf(362,plain,
    ! [SV14: $i,SV22: $i,SV2: $i] :
      ( ( ( ~ ~ ( ~ ( point_neighbourhood @ ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) @ SV14 @ SV22 )
                | ( SV2
                 != ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) ) ) )
        = $false )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[360]) ).

thf(363,plain,
    ! [SV2: $i,SV22: $i,SV14: $i,SV26: $i] :
      ( ( ( ~ ~ ( ~ ( point_neighbourhood @ SV26 @ SV14 @ SV22 )
                | ( SV2 != SV26 ) ) )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[361]) ).

thf(364,plain,
    ! [SV14: $i,SV22: $i,SV2: $i] :
      ( ( ( ~ ( ~ ( point_neighbourhood @ ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) @ SV14 @ SV22 )
              | ( SV2
               != ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) ) ) )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[362]) ).

thf(365,plain,
    ! [SV2: $i,SV22: $i,SV14: $i,SV26: $i] :
      ( ( ( ~ ( ~ ( point_neighbourhood @ SV26 @ SV14 @ SV22 )
              | ( SV2 != SV26 ) ) )
        = $false )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[363]) ).

thf(366,plain,
    ! [SV14: $i,SV22: $i,SV2: $i] :
      ( ( ( ~ ( point_neighbourhood @ ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) @ SV14 @ SV22 )
          | ( SV2
           != ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) ) )
        = $false )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[364]) ).

thf(367,plain,
    ! [SV2: $i,SV22: $i,SV14: $i,SV26: $i] :
      ( ( ( ~ ( point_neighbourhood @ SV26 @ SV14 @ SV22 )
          | ( SV2 != SV26 ) )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[365]) ).

thf(368,plain,
    ! [SV14: $i,SV22: $i,SV2: $i] :
      ( ( ( ~ ( point_neighbourhood @ ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) @ SV14 @ SV22 ) )
        = $false )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[366]) ).

thf(369,plain,
    ! [SV14: $i,SV22: $i,SV2: $i] :
      ( ( ( SV2
         != ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) )
        = $false )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[366]) ).

thf(370,plain,
    ! [SV2: $i,SV22: $i,SV14: $i,SV26: $i] :
      ( ( ( ~ ( point_neighbourhood @ SV26 @ SV14 @ SV22 ) )
        = $true )
      | ( ( SV2 != SV26 )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[367]) ).

thf(371,plain,
    ! [SV14: $i,SV22: $i,SV2: $i] :
      ( ( ( point_neighbourhood @ ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) @ SV14 @ SV22 )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[368]) ).

thf(372,plain,
    ! [SV14: $i,SV22: $i,SV2: $i] :
      ( ( ( SV2
          = ( sK9_SY62 @ SV2 @ SV22 @ SV14 ) )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $false )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[369]) ).

thf(373,plain,
    ! [SV2: $i,SV22: $i,SV14: $i,SV26: $i] :
      ( ( ( point_neighbourhood @ SV26 @ SV14 @ SV22 )
        = $false )
      | ( ( SV2 != SV26 )
        = $true )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[370]) ).

thf(374,plain,
    ! [SV22: $i,SV14: $i,SV26: $i,SV2: $i] :
      ( ( ( SV2 = SV26 )
        = $false )
      | ( ( point_neighbourhood @ SV26 @ SV14 @ SV22 )
        = $false )
      | ( ( in @ SV2 @ ( a_2_0_yellow19 @ SV14 @ SV22 ) )
        = $true )
      | ( ( top_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( topological_space @ SV14 )
        = $false )
      | ( ( element @ SV22 @ ( the_carrier @ SV14 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[373]) ).

thf(375,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[151,374,372,371,353,352,337,327,322,321,318,314,310,309,301,297,277,276,266,257,250,245,240,238,234,224,189,171,170,159,158,157,155,153,152]) ).

thf(376,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[375]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU388+1 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.04  % Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.19  % Computer : n026.cluster.edu
% 0.08/0.19  % Model    : x86_64 x86_64
% 0.08/0.19  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.19  % Memory   : 8046.5625MB
% 0.08/0.19  % OS       : Linux 6.8.0-71-generic
% 0.08/0.19  % CPULimit : 300
% 0.08/0.19  % WCLimit  : 300
% 0.08/0.19  % DateTime : Tue Oct  6 15:21:31 UTC 2026
% 0.08/0.19  % CPUTime  : 
% 0.08/0.19  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 1.50/0.57  
% 1.50/0.57   No.of.Axioms: 21
% 1.50/0.57  
% 1.50/0.57   Length.of.Defs: 0
% 1.50/0.57  
% 1.50/0.57   Contains.Choice.Funs: false
% 1.50/0.57  .........
% 1.50/0.57  
% 1.50/0.57  ********************************
% 1.50/0.57  *   All subproblems solved!    *
% 1.50/0.57  ********************************
% 1.50/0.57  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:24,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:375,loop_count:0,foatp_calls:1,translation:fof_full)
% 1.50/0.57  
% 1.50/0.57  %**** Beginning of derivation protocol ****
% 1.50/0.57  % SZS output start CNFRefutation
% See solution above
% 0.51/0.57  
% 0.51/0.57  %**** End of derivation protocol ****
% 0.51/0.57  %**** no. of clauses in derivation: 279 ****
% 0.51/0.57  %**** clause counter: 375 ****
% 0.51/0.57  
% 0.51/0.57  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:24,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:375,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------