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

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SEU306+2 : 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 : n009.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 10:43:53 AM UTC 2026

% Result   : Theorem 4.39s 1.02s
% Output   : CNFRefutation 4.39s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   85
% Syntax   : Number of formulae    :  617 ( 418 unt;   0 typ;   0 def)
%            Number of atoms       : 2938 ( 810 equ;   0 cnn)
%            Maximal formula atoms :    6 (   4 avg)
%            Number of connectives : 4285 ( 696   ~; 635   |;  84   &;2784   @)
%                                         (   6 <=>;  80  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  124 ( 121 usr;  14 con; 0-6 aty)
%            Number of variables   :  896 (   0   ^; 868   !;  28   ?; 896   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_antisymmetric,type,
    antisymmetric: $i > $o ).

thf(tp_apply,type,
    apply: $i > $i > $i ).

thf(tp_apply_binary,type,
    apply_binary: $i > $i > $i > $i ).

thf(tp_apply_binary_as_element,type,
    apply_binary_as_element: $i > $i > $i > $i > $i > $i > $i ).

thf(tp_are_equipotent,type,
    are_equipotent: $i > $i > $o ).

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

thf(tp_below,type,
    below: $i > $i > $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_cast_to_subset,type,
    cast_to_subset: $i > $i ).

thf(tp_complements_of_subsets,type,
    complements_of_subsets: $i > $i > $i ).

thf(tp_connected,type,
    connected: $i > $o ).

thf(tp_cup_closed,type,
    cup_closed: $i > $o ).

thf(tp_diff_closed,type,
    diff_closed: $i > $o ).

thf(tp_disjoint,type,
    disjoint: $i > $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_epsilon_connected,type,
    epsilon_connected: $i > $o ).

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

thf(tp_equipotent,type,
    equipotent: $i > $i > $o ).

thf(tp_fiber,type,
    fiber: $i > $i > $i ).

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

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

thf(tp_function_inverse,type,
    function_inverse: $i > $i ).

thf(tp_identity_relation,type,
    identity_relation: $i > $i ).

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

thf(tp_inclusion_relation,type,
    inclusion_relation: $i > $i ).

thf(tp_is_antisymmetric_in,type,
    is_antisymmetric_in: $i > $i > $o ).

thf(tp_is_connected_in,type,
    is_connected_in: $i > $i > $o ).

thf(tp_is_reflexive_in,type,
    is_reflexive_in: $i > $i > $o ).

thf(tp_is_transitive_in,type,
    is_transitive_in: $i > $i > $o ).

thf(tp_is_well_founded_in,type,
    is_well_founded_in: $i > $i > $o ).

thf(tp_join,type,
    join: $i > $i > $i > $i ).

thf(tp_join_commut,type,
    join_commut: $i > $i > $i > $i ).

thf(tp_join_commutative,type,
    join_commutative: $i > $o ).

thf(tp_join_semilatt_str,type,
    join_semilatt_str: $i > $o ).

thf(tp_latt_str,type,
    latt_str: $i > $o ).

thf(tp_meet,type,
    meet: $i > $i > $i > $i ).

thf(tp_meet_absorbing,type,
    meet_absorbing: $i > $o ).

thf(tp_meet_commut,type,
    meet_commut: $i > $i > $i > $i ).

thf(tp_meet_commutative,type,
    meet_commutative: $i > $o ).

thf(tp_meet_of_subsets,type,
    meet_of_subsets: $i > $i > $i ).

thf(tp_meet_semilatt_str,type,
    meet_semilatt_str: $i > $o ).

thf(tp_natural,type,
    natural: $i > $o ).

thf(tp_omega,type,
    omega: $i ).

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

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

thf(tp_ordered_pair,type,
    ordered_pair: $i > $i > $i ).

thf(tp_ordinal,type,
    ordinal: $i > $o ).

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

thf(tp_pair_first,type,
    pair_first: $i > $i ).

thf(tp_pair_second,type,
    pair_second: $i > $i ).

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

thf(tp_preboolean,type,
    preboolean: $i > $o ).

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

thf(tp_quasi_total,type,
    quasi_total: $i > $i > $i > $o ).

thf(tp_reflexive,type,
    reflexive: $i > $o ).

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

thf(tp_relation_composition,type,
    relation_composition: $i > $i > $i ).

thf(tp_relation_dom,type,
    relation_dom: $i > $i ).

thf(tp_relation_dom_as_subset,type,
    relation_dom_as_subset: $i > $i > $i > $i ).

thf(tp_relation_dom_restriction,type,
    relation_dom_restriction: $i > $i > $i ).

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

thf(tp_relation_field,type,
    relation_field: $i > $i ).

thf(tp_relation_image,type,
    relation_image: $i > $i > $i ).

thf(tp_relation_inverse,type,
    relation_inverse: $i > $i ).

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

thf(tp_relation_isomorphism,type,
    relation_isomorphism: $i > $i > $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_relation_restriction,type,
    relation_restriction: $i > $i > $i ).

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

thf(tp_relation_rng_as_subset,type,
    relation_rng_as_subset: $i > $i > $i > $i ).

thf(tp_relation_rng_restriction,type,
    relation_rng_restriction: $i > $i > $i ).

thf(tp_sK10_A,type,
    sK10_A: $i ).

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

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

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

thf(tp_sK14_C,type,
    sK14_C: $i > $i > $i ).

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

thf(tp_sK16_A,type,
    sK16_A: $i ).

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

thf(tp_sK2_B,type,
    sK2_B: $i > $i ).

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

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

thf(tp_sK5_B,type,
    sK5_B: $i > $i ).

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

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

thf(tp_sK8_B,type,
    sK8_B: $i > $i ).

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

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

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

thf(tp_set_meet,type,
    set_meet: $i > $i ).

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

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

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

thf(tp_subset_complement,type,
    subset_complement: $i > $i > $i ).

thf(tp_subset_difference,type,
    subset_difference: $i > $i > $i > $i ).

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

thf(tp_the_L_join,type,
    the_L_join: $i > $i ).

thf(tp_the_L_meet,type,
    the_L_meet: $i > $i ).

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

thf(tp_transitive,type,
    transitive: $i > $o ).

thf(tp_union,type,
    union: $i > $i ).

thf(tp_union_of_subsets,type,
    union_of_subsets: $i > $i > $i ).

thf(tp_unordered_pair,type,
    unordered_pair: $i > $i > $i ).

thf(tp_unordered_triple,type,
    unordered_triple: $i > $i > $i > $i ).

thf(tp_v1_int_1,type,
    v1_int_1: $i > $o ).

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

thf(tp_v1_rat_1,type,
    v1_rat_1: $i > $o ).

thf(tp_v1_xcmplx_0,type,
    v1_xcmplx_0: $i > $o ).

thf(tp_v1_xreal_0,type,
    v1_xreal_0: $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_well_founded_relation,type,
    well_founded_relation: $i > $o ).

thf(tp_well_ordering,type,
    well_ordering: $i > $o ).

thf(tp_well_orders,type,
    well_orders: $i > $i > $o ).

thf(2,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( empty @ A )
        & ( A != B )
        & ( empty @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t8_boole) ).

thf(4,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( in @ A @ B )
        & ( empty @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t7_boole) ).

thf(5,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( A = empty_set ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t6_boole) ).

thf(6,axiom,
    ! [A: $i,B: $i,C: $i] :
      ~ ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) )
        & ( empty @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t5_subset) ).

thf(7,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(9,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ ( powerset @ B ) )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_subset) ).

thf(12,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ B )
     => ( ( empty @ B )
        | ( in @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_subset) ).

thf(14,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( element @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t1_subset) ).

thf(42,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ~ ( empty @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc5_struct_0) ).

thf(44,axiom,
    ? [A: $i] :
      ( ( one_sorted_str @ A )
      & ~ ( empty_carrier @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_struct_0) ).

thf(48,axiom,
    ! [A: $i] :
      ( ~ ( empty @ A )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
          & ~ ( empty @ B )
          & ( finite @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_finset_1) ).

thf(49,axiom,
    ? [A: $i] :
      ~ ( empty @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(50,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
      & ( empty @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_subset_1) ).

thf(51,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( relation @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_relat_1) ).

thf(56,axiom,
    ? [A: $i] : ( empty @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(57,axiom,
    ! [A: $i] :
      ( ~ ( empty @ A )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
          & ~ ( empty @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_subset_1) ).

thf(58,axiom,
    ? [A: $i] :
      ( ( empty @ A )
      & ( relation @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_relat_1) ).

thf(65,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( finite @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_finset_1) ).

thf(68,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( complements_of_subsets @ A @ ( complements_of_subsets @ A @ B ) )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',involutiveness_k7_setfam_1) ).

thf(70,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( ( subset_complement @ A @ ( subset_complement @ A @ B ) )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',involutiveness_k3_subset_1) ).

thf(81,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ~ ( empty @ B ) )
     => ~ ( empty @ ( cartesian_product2 @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc4_subset_1) ).

thf(85,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc3_xboole_0) ).

thf(86,axiom,
    ! [A: $i,B: $i] :
      ~ ( empty @ ( unordered_pair @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc3_subset_1) ).

thf(90,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_xboole_0) ).

thf(91,axiom,
    ! [A: $i] :
      ~ ( empty @ ( singleton @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_subset_1) ).

thf(96,axiom,
    ! [A: $i,B: $i] :
      ~ ( empty @ ( ordered_pair @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_zfmisc_1) ).

thf(97,axiom,
    empty @ empty_set,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_xboole_0) ).

thf(98,axiom,
    ! [A: $i] :
      ~ ( empty @ ( powerset @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_subset_1) ).

thf(99,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ~ ( empty @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_struct_0) ).

thf(102,axiom,
    ! [A: $i] :
      ~ ( empty @ ( succ @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_ordinal1) ).

thf(115,axiom,
    ! [A: $i] :
    ? [B: $i] : ( element @ B @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_m1_subset_1) ).

thf(118,axiom,
    ? [A: $i] : ( join_semilatt_str @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_l2_lattices) ).

thf(119,axiom,
    ? [A: $i] : ( one_sorted_str @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_l1_struct_0) ).

thf(120,axiom,
    ? [A: $i] : ( meet_semilatt_str @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_l1_lattices) ).

thf(122,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_u1_struct_0) ).

thf(125,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_subset_1) ).

thf(126,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_relset_1) ).

thf(127,axiom,
    ! [A: $i] :
      ( ( latt_str @ A )
     => ( ( meet_semilatt_str @ A )
        & ( join_semilatt_str @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l3_lattices) ).

thf(128,axiom,
    ! [A: $i] :
      ( ( join_semilatt_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l2_lattices) ).

thf(129,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_struct_0) ).

thf(130,axiom,
    ! [A: $i] :
      ( ( meet_semilatt_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_lattices) ).

thf(131,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k9_relat_1) ).

thf(133,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( complements_of_subsets @ A @ B ) @ ( powerset @ ( powerset @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k7_setfam_1) ).

thf(135,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( element @ ( subset_difference @ A @ B @ C ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k6_subset_1) ).

thf(136,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( meet_of_subsets @ A @ B ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k6_setfam_1) ).

thf(138,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( union_of_subsets @ A @ B ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k5_setfam_1) ).

thf(141,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k5_ordinal2) ).

thf(142,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k4_xboole_0) ).

thf(143,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k4_tarski) ).

thf(147,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_xboole_0) ).

thf(148,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_tarski) ).

thf(149,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( element @ ( subset_complement @ A @ B ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_subset_1) ).

thf(150,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_relat_1) ).

thf(152,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_zfmisc_1) ).

thf(153,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_xboole_0) ).

thf(155,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_tarski) ).

thf(156,axiom,
    ! [A: $i] : ( element @ ( cast_to_subset @ A ) @ ( powerset @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_subset_1) ).

thf(157,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_relat_1) ).

thf(158,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( element @ ( cast_as_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_pre_topc) ).

thf(159,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_mcart_1) ).

thf(160,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( meet @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_lattices) ).

thf(163,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_zfmisc_1) ).

thf(164,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_xboole_0) ).

thf(166,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_wellord1) ).

thf(167,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_tarski) ).

thf(168,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_setfam_1) ).

thf(169,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_relat_1) ).

thf(170,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_ordinal1) ).

thf(171,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_mcart_1) ).

thf(172,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( join @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_lattices) ).

thf(173,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_funct_1) ).

thf(174,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_enumset1) ).

thf(175,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_binop_1) ).

thf(176,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k10_relat_1) ).

thf(211,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( cast_as_carrier_subset @ A )
        = ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_pre_topc) ).

thf(218,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
       => ( ( element @ B @ A )
        <=> ( in @ B @ A ) ) )
      & ( ( empty @ A )
       => ( ( element @ B @ A )
        <=> ( empty @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_subset_1) ).

thf(264,axiom,
    ! [A: $i] :
      ( ( finite @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( finite @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc2_finset_1) ).

thf(268,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( relation @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc1_relat_1) ).

thf(271,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( function @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc1_funct_1) ).

thf(273,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( finite @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc1_finset_1) ).

thf(278,axiom,
    ! [A: $i] :
      ( ( v1_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( v1_membered @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cc16_membered) ).

thf(289,axiom,
    ! [A: $i] :
      ( ( union @ ( powerset @ A ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t99_zfmisc_1) ).

thf(456,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( in @ C @ A )
         => ( in @ C @ B ) )
     => ( element @ A @ ( powerset @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l71_subset_1) ).

thf(463,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ! [C: $i] :
          ( ( in @ C @ B )
         => ( in @ C @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l3_subset_1) ).

thf(474,conjecture,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( cast_as_carrier_subset @ A )
        = ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t12_pre_topc) ).

thf(475,negated_conjecture,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[474]) ).

thf(476,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[475]) ).

thf(477,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( empty @ A )
            & ( A != B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(478,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( in @ A @ B )
            & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(479,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( A = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(480,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ~ ( ( in @ A @ B )
            & ( element @ B @ ( powerset @ C ) )
            & ( empty @ C ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(481,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( in @ A @ B )
            & ( element @ B @ ( powerset @ C ) ) )
         => ( element @ A @ C ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(482,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ A @ ( powerset @ B ) )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(483,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ A @ B )
         => ( ( empty @ B )
            | ( in @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(484,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( element @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14]) ).

thf(485,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A ) )
         => ? [B: $i] :
              ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
              & ~ ( empty @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[42]) ).

thf(486,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
         => ? [B: $i] :
              ( ( element @ B @ ( powerset @ A ) )
              & ~ ( empty @ B )
              & ( finite @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[48]) ).

thf(487,plain,
    ( ( ? [A: $i] :
          ~ ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[49]) ).

thf(488,plain,
    ( ( ! [A: $i] :
        ? [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
          & ( empty @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[50]) ).

thf(489,plain,
    ( ( ? [A: $i] :
          ( ~ ( empty @ A )
          & ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[51]) ).

thf(490,plain,
    ( ( ? [A: $i] : ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[56]) ).

thf(491,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
         => ? [B: $i] :
              ( ( element @ B @ ( powerset @ A ) )
              & ~ ( empty @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[57]) ).

thf(492,plain,
    ( ( ? [A: $i] :
          ( ( empty @ A )
          & ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[58]) ).

thf(493,plain,
    ( ( ? [A: $i] :
          ( ~ ( empty @ A )
          & ( finite @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[65]) ).

thf(494,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
         => ( ( complements_of_subsets @ A @ ( complements_of_subsets @ A @ B ) )
            = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[68]) ).

thf(495,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( subset_complement @ A @ ( subset_complement @ A @ B ) )
            = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[70]) ).

thf(496,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ~ ( empty @ A )
            & ~ ( empty @ B ) )
         => ~ ( empty @ ( cartesian_product2 @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[81]) ).

thf(497,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ A )
         => ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[85]) ).

thf(498,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( empty @ ( unordered_pair @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[86]) ).

thf(499,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ A )
         => ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[90]) ).

thf(500,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( singleton @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[91]) ).

thf(501,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( empty @ ( ordered_pair @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[96]) ).

thf(502,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(unfold_def,[status(thm)],[97]) ).

thf(503,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( powerset @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[98]) ).

thf(504,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( succ @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[102]) ).

thf(505,plain,
    ( ( ! [A: $i] :
        ? [B: $i] : ( element @ B @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[115]) ).

thf(506,plain,
    ( ( ? [A: $i] : ( join_semilatt_str @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[118]) ).

thf(507,plain,
    ( ( ? [A: $i] : ( meet_semilatt_str @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[120]) ).

thf(508,plain,
    ( ( ! [A: $i] :
          ( ( latt_str @ A )
         => ( ( meet_semilatt_str @ A )
            & ( join_semilatt_str @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[127]) ).

thf(509,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
         => ( element @ ( complements_of_subsets @ A @ B ) @ ( powerset @ ( powerset @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[133]) ).

thf(510,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( element @ B @ ( powerset @ A ) )
            & ( element @ C @ ( powerset @ A ) ) )
         => ( element @ ( subset_difference @ A @ B @ C ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[135]) ).

thf(511,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
         => ( element @ ( meet_of_subsets @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[136]) ).

thf(512,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
         => ( element @ ( union_of_subsets @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[138]) ).

thf(513,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( element @ ( subset_complement @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[149]) ).

thf(514,plain,
    ( ( ! [A: $i] : ( element @ ( cast_to_subset @ A ) @ ( powerset @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[156]) ).

thf(515,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( meet_semilatt_str @ A )
            & ( element @ B @ ( the_carrier @ A ) )
            & ( element @ C @ ( the_carrier @ A ) ) )
         => ( element @ ( meet @ A @ B @ C ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[160]) ).

thf(516,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( join_semilatt_str @ A )
            & ( element @ B @ ( the_carrier @ A ) )
            & ( element @ C @ ( the_carrier @ A ) ) )
         => ( element @ ( join @ A @ B @ C ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[172]) ).

thf(517,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ~ ( empty @ A )
           => ( ( element @ B @ A )
            <=> ( in @ B @ A ) ) )
          & ( ( empty @ A )
           => ( ( element @ B @ A )
            <=> ( empty @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[218]) ).

thf(518,plain,
    ( ( ! [A: $i] :
          ( ( finite @ A )
         => ! [B: $i] :
              ( ( element @ B @ ( powerset @ A ) )
             => ( finite @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[264]) ).

thf(519,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( relation @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[268]) ).

thf(520,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( function @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[271]) ).

thf(521,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
         => ( finite @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[273]) ).

thf(522,plain,
    ( ( ! [A: $i] :
          ( ( v1_membered @ A )
         => ! [B: $i] :
              ( ( element @ B @ ( powerset @ A ) )
             => ( v1_membered @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[278]) ).

thf(523,plain,
    ( ( ! [A: $i] :
          ( ( union @ ( powerset @ A ) )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[289]) ).

thf(524,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ A )
             => ( in @ C @ B ) )
         => ( element @ A @ ( powerset @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[456]) ).

thf(525,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ! [C: $i] :
              ( ( in @ C @ B )
             => ( in @ C @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[463]) ).

thf(526,plain,
    ( ( ? [A: $i] :
          ( ( one_sorted_str @ A )
          & ~ ( empty_carrier @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[44]) ).

thf(527,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A ) )
         => ~ ( empty @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[99]) ).

thf(528,plain,
    ( ( ? [A: $i] : ( one_sorted_str @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[119]) ).

thf(529,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[122]) ).

thf(530,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[125]) ).

thf(531,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[126]) ).

thf(532,plain,
    ( ( ! [A: $i] :
          ( ( join_semilatt_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[128]) ).

thf(533,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[129]) ).

thf(534,plain,
    ( ( ! [A: $i] :
          ( ( meet_semilatt_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[130]) ).

thf(535,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[131]) ).

thf(536,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[141]) ).

thf(537,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[142]) ).

thf(538,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[143]) ).

thf(539,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[147]) ).

thf(540,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[148]) ).

thf(541,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[150]) ).

thf(542,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[152]) ).

thf(543,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[153]) ).

thf(544,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[155]) ).

thf(545,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[157]) ).

thf(546,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( element @ ( cast_as_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[158]) ).

thf(547,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[159]) ).

thf(548,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[163]) ).

thf(549,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[164]) ).

thf(550,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[166]) ).

thf(551,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[167]) ).

thf(552,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[168]) ).

thf(553,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[169]) ).

thf(554,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[170]) ).

thf(555,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[171]) ).

thf(556,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[173]) ).

thf(557,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[174]) ).

thf(558,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[175]) ).

thf(559,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[176]) ).

thf(560,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[211]) ).

thf(561,plain,
    ( ( ( one_sorted_str @ sK1_A )
     => ( ( cast_as_carrier_subset @ sK1_A )
        = ( the_carrier @ sK1_A ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[476]) ).

thf(562,plain,
    ( ( one_sorted_str @ sK1_A )
    = $true ),
    inference(standard_cnf,[status(thm)],[561]) ).

thf(563,plain,
    ( ( ( cast_as_carrier_subset @ sK1_A )
      = ( the_carrier @ sK1_A ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[561]) ).

thf(564,plain,
    ( ( ( cast_as_carrier_subset @ sK1_A )
     != ( the_carrier @ sK1_A ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[563]) ).

thf(565,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[477]) ).

thf(566,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[478]) ).

thf(567,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[479]) ).

thf(568,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ~ ( empty @ C ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[480]) ).

thf(569,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ( element @ A @ C ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[481]) ).

thf(570,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ ( powerset @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( element @ A @ ( powerset @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[482]) ).

thf(571,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ B )
          | ( empty @ B )
          | ( in @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[483]) ).

thf(572,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ( element @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[484]) ).

thf(573,plain,
    ( ( ! [A: $i] :
          ( ( empty_carrier @ A )
          | ~ ( one_sorted_str @ A )
          | ( ( element @ ( sK2_B @ A ) @ ( powerset @ ( the_carrier @ A ) ) )
            & ~ ( empty @ ( sK2_B @ A ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[485]) ).

thf(574,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ( ( element @ ( sK3_B @ A ) @ ( powerset @ A ) )
            & ~ ( empty @ ( sK3_B @ A ) )
            & ( finite @ ( sK3_B @ A ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[486]) ).

thf(575,plain,
    ( ( ~ ( empty @ sK4_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[487]) ).

thf(576,plain,
    ( ( ! [A: $i] :
          ( ( element @ ( sK5_B @ A ) @ ( powerset @ A ) )
          & ( empty @ ( sK5_B @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[488]) ).

thf(577,plain,
    ( ( ~ ( empty @ sK6_A )
      & ( relation @ sK6_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[489]) ).

thf(578,plain,
    ( ( empty @ sK7_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[490]) ).

thf(579,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ( ( element @ ( sK8_B @ A ) @ ( powerset @ A ) )
            & ~ ( empty @ ( sK8_B @ A ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[491]) ).

thf(580,plain,
    ( ( ( empty @ sK9_A )
      & ( relation @ sK9_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[492]) ).

thf(581,plain,
    ( ( ~ ( empty @ sK10_A )
      & ( finite @ sK10_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[493]) ).

thf(582,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ ( powerset @ A ) ) )
          | ( ( complements_of_subsets @ A @ ( complements_of_subsets @ A @ B ) )
            = B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[494]) ).

thf(583,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ A ) )
          | ( ( subset_complement @ A @ ( subset_complement @ A @ B ) )
            = B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[495]) ).

thf(584,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( empty @ A )
          | ( empty @ B )
          | ~ ( empty @ ( cartesian_product2 @ A @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[496]) ).

thf(585,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[497]) ).

thf(586,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[499]) ).

thf(587,plain,
    ( ( ! [A: $i] : ( element @ ( sK11_B @ A ) @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[505]) ).

thf(588,plain,
    ( ( join_semilatt_str @ sK12_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[506]) ).

thf(589,plain,
    ( ( meet_semilatt_str @ sK13_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[507]) ).

thf(590,plain,
    ( ( ! [A: $i] :
          ( ~ ( latt_str @ A )
          | ( join_semilatt_str @ A ) )
      & ! [A: $i] :
          ( ~ ( latt_str @ A )
          | ( meet_semilatt_str @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[508]) ).

thf(591,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ ( powerset @ A ) ) )
          | ( element @ ( complements_of_subsets @ A @ B ) @ ( powerset @ ( powerset @ A ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[509]) ).

thf(592,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ A ) )
          | ~ ( element @ C @ ( powerset @ A ) )
          | ( element @ ( subset_difference @ A @ B @ C ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[510]) ).

thf(593,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ ( powerset @ A ) ) )
          | ( element @ ( meet_of_subsets @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[511]) ).

thf(594,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ ( powerset @ A ) ) )
          | ( element @ ( union_of_subsets @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[512]) ).

thf(595,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ A ) )
          | ( element @ ( subset_complement @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[513]) ).

thf(596,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( empty_carrier @ A )
          | ~ ( meet_semilatt_str @ A )
          | ~ ( element @ B @ ( the_carrier @ A ) )
          | ~ ( element @ C @ ( the_carrier @ A ) )
          | ( element @ ( meet @ A @ B @ C ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[515]) ).

thf(597,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( empty_carrier @ A )
          | ~ ( join_semilatt_str @ A )
          | ~ ( element @ B @ ( the_carrier @ A ) )
          | ~ ( element @ C @ ( the_carrier @ A ) )
          | ( element @ ( join @ A @ B @ C ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[516]) ).

thf(598,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ( ~ ( element @ B @ A )
              | ( in @ B @ A ) ) )
      & ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ( ~ ( in @ B @ A )
              | ( element @ B @ A ) ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ! [B: $i] :
              ( ~ ( element @ B @ A )
              | ( empty @ B ) ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ! [B: $i] :
              ( ~ ( empty @ B )
              | ( element @ B @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[517]) ).

thf(599,plain,
    ( ( ! [A: $i] :
          ( ~ ( finite @ A )
          | ! [B: $i] :
              ( ~ ( element @ B @ ( powerset @ A ) )
              | ( finite @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[518]) ).

thf(600,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( relation @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[519]) ).

thf(601,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( function @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[520]) ).

thf(602,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( finite @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[521]) ).

thf(603,plain,
    ( ( ! [A: $i] :
          ( ~ ( v1_membered @ A )
          | ! [B: $i] :
              ( ~ ( element @ B @ ( powerset @ A ) )
              | ( v1_membered @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[522]) ).

thf(604,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( in @ ( sK14_C @ B @ A ) @ A )
            & ~ ( in @ ( sK14_C @ B @ A ) @ B ) )
          | ( element @ A @ ( powerset @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[524]) ).

thf(605,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ A ) )
          | ! [C: $i] :
              ( ~ ( in @ C @ B )
              | ( in @ C @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[525]) ).

thf(606,plain,
    ( ( ( one_sorted_str @ sK15_A )
      & ~ ( empty_carrier @ sK15_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[526]) ).

thf(607,plain,
    ( ( ! [A: $i] :
          ( ( empty_carrier @ A )
          | ~ ( one_sorted_str @ A )
          | ~ ( empty @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[527]) ).

thf(608,plain,
    ( ( one_sorted_str @ sK16_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[528]) ).

thf(609,plain,
    ( ( ! [A: $i] :
          ( ~ ( join_semilatt_str @ A )
          | ( one_sorted_str @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[532]) ).

thf(610,plain,
    ( ( ! [A: $i] :
          ( ~ ( meet_semilatt_str @ A )
          | ( one_sorted_str @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[534]) ).

thf(611,plain,
    ( ( ! [A: $i] :
          ( ~ ( one_sorted_str @ A )
          | ( element @ ( cast_as_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[546]) ).

thf(612,plain,
    ( ( ! [A: $i] :
          ( ~ ( one_sorted_str @ A )
          | ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[560]) ).

thf(613,plain,
    ( ( ! [A: $i] :
          ( ~ ( one_sorted_str @ A )
          | ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[612]) ).

thf(614,plain,
    $true = $true,
    inference(copy,[status(thm)],[559]) ).

thf(615,plain,
    $true = $true,
    inference(copy,[status(thm)],[558]) ).

thf(616,plain,
    $true = $true,
    inference(copy,[status(thm)],[557]) ).

thf(617,plain,
    $true = $true,
    inference(copy,[status(thm)],[556]) ).

thf(618,plain,
    $true = $true,
    inference(copy,[status(thm)],[555]) ).

thf(619,plain,
    $true = $true,
    inference(copy,[status(thm)],[554]) ).

thf(620,plain,
    $true = $true,
    inference(copy,[status(thm)],[553]) ).

thf(621,plain,
    $true = $true,
    inference(copy,[status(thm)],[552]) ).

thf(622,plain,
    $true = $true,
    inference(copy,[status(thm)],[551]) ).

thf(623,plain,
    $true = $true,
    inference(copy,[status(thm)],[550]) ).

thf(624,plain,
    $true = $true,
    inference(copy,[status(thm)],[549]) ).

thf(625,plain,
    $true = $true,
    inference(copy,[status(thm)],[548]) ).

thf(626,plain,
    $true = $true,
    inference(copy,[status(thm)],[547]) ).

thf(627,plain,
    ( ( ! [A: $i] :
          ( ~ ( one_sorted_str @ A )
          | ( element @ ( cast_as_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[611]) ).

thf(628,plain,
    $true = $true,
    inference(copy,[status(thm)],[545]) ).

thf(629,plain,
    $true = $true,
    inference(copy,[status(thm)],[544]) ).

thf(630,plain,
    $true = $true,
    inference(copy,[status(thm)],[543]) ).

thf(631,plain,
    $true = $true,
    inference(copy,[status(thm)],[542]) ).

thf(632,plain,
    $true = $true,
    inference(copy,[status(thm)],[541]) ).

thf(633,plain,
    $true = $true,
    inference(copy,[status(thm)],[540]) ).

thf(634,plain,
    $true = $true,
    inference(copy,[status(thm)],[539]) ).

thf(635,plain,
    $true = $true,
    inference(copy,[status(thm)],[538]) ).

thf(636,plain,
    $true = $true,
    inference(copy,[status(thm)],[537]) ).

thf(637,plain,
    $true = $true,
    inference(copy,[status(thm)],[536]) ).

thf(638,plain,
    $true = $true,
    inference(copy,[status(thm)],[535]) ).

thf(639,plain,
    ( ( ! [A: $i] :
          ( ~ ( meet_semilatt_str @ A )
          | ( one_sorted_str @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[610]) ).

thf(640,plain,
    $true = $true,
    inference(copy,[status(thm)],[533]) ).

thf(641,plain,
    ( ( ! [A: $i] :
          ( ~ ( join_semilatt_str @ A )
          | ( one_sorted_str @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[609]) ).

thf(642,plain,
    $true = $true,
    inference(copy,[status(thm)],[531]) ).

thf(643,plain,
    $true = $true,
    inference(copy,[status(thm)],[530]) ).

thf(644,plain,
    $true = $true,
    inference(copy,[status(thm)],[529]) ).

thf(645,plain,
    ( ( one_sorted_str @ sK16_A )
    = $true ),
    inference(copy,[status(thm)],[608]) ).

thf(646,plain,
    ( ( ! [A: $i] :
          ( ( empty_carrier @ A )
          | ~ ( one_sorted_str @ A )
          | ~ ( empty @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[607]) ).

thf(647,plain,
    ( ( ( one_sorted_str @ sK15_A )
      & ~ ( empty_carrier @ sK15_A ) )
    = $true ),
    inference(copy,[status(thm)],[606]) ).

thf(648,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ A ) )
          | ! [C: $i] :
              ( ~ ( in @ C @ B )
              | ( in @ C @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[605]) ).

thf(649,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( in @ ( sK14_C @ B @ A ) @ A )
            & ~ ( in @ ( sK14_C @ B @ A ) @ B ) )
          | ( element @ A @ ( powerset @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[604]) ).

thf(650,plain,
    ( ( ! [A: $i] :
          ( ( union @ ( powerset @ A ) )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[523]) ).

thf(651,plain,
    ( ( ! [A: $i] :
          ( ~ ( v1_membered @ A )
          | ! [B: $i] :
              ( ~ ( element @ B @ ( powerset @ A ) )
              | ( v1_membered @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[603]) ).

thf(652,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( finite @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[602]) ).

thf(653,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( function @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[601]) ).

thf(654,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( relation @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[600]) ).

thf(655,plain,
    ( ( ! [A: $i] :
          ( ~ ( finite @ A )
          | ! [B: $i] :
              ( ~ ( element @ B @ ( powerset @ A ) )
              | ( finite @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[599]) ).

thf(656,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ( ~ ( element @ B @ A )
              | ( in @ B @ A ) ) )
      & ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ( ~ ( in @ B @ A )
              | ( element @ B @ A ) ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ! [B: $i] :
              ( ~ ( element @ B @ A )
              | ( empty @ B ) ) )
      & ! [A: $i] :
          ( ~ ( empty @ A )
          | ! [B: $i] :
              ( ~ ( empty @ B )
              | ( element @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[598]) ).

thf(657,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( empty_carrier @ A )
          | ~ ( join_semilatt_str @ A )
          | ~ ( element @ B @ ( the_carrier @ A ) )
          | ~ ( element @ C @ ( the_carrier @ A ) )
          | ( element @ ( join @ A @ B @ C ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[597]) ).

thf(658,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( empty_carrier @ A )
          | ~ ( meet_semilatt_str @ A )
          | ~ ( element @ B @ ( the_carrier @ A ) )
          | ~ ( element @ C @ ( the_carrier @ A ) )
          | ( element @ ( meet @ A @ B @ C ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[596]) ).

thf(659,plain,
    ( ( ! [A: $i] : ( element @ ( cast_to_subset @ A ) @ ( powerset @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[514]) ).

thf(660,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ A ) )
          | ( element @ ( subset_complement @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[595]) ).

thf(661,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ ( powerset @ A ) ) )
          | ( element @ ( union_of_subsets @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[594]) ).

thf(662,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ ( powerset @ A ) ) )
          | ( element @ ( meet_of_subsets @ A @ B ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[593]) ).

thf(663,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ A ) )
          | ~ ( element @ C @ ( powerset @ A ) )
          | ( element @ ( subset_difference @ A @ B @ C ) @ ( powerset @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[592]) ).

thf(664,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ ( powerset @ A ) ) )
          | ( element @ ( complements_of_subsets @ A @ B ) @ ( powerset @ ( powerset @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[591]) ).

thf(665,plain,
    ( ( ! [A: $i] :
          ( ~ ( latt_str @ A )
          | ( join_semilatt_str @ A ) )
      & ! [A: $i] :
          ( ~ ( latt_str @ A )
          | ( meet_semilatt_str @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[590]) ).

thf(666,plain,
    ( ( meet_semilatt_str @ sK13_A )
    = $true ),
    inference(copy,[status(thm)],[589]) ).

thf(667,plain,
    ( ( join_semilatt_str @ sK12_A )
    = $true ),
    inference(copy,[status(thm)],[588]) ).

thf(668,plain,
    ( ( ! [A: $i] : ( element @ ( sK11_B @ A ) @ A ) )
    = $true ),
    inference(copy,[status(thm)],[587]) ).

thf(669,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( succ @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[504]) ).

thf(670,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( powerset @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[503]) ).

thf(671,plain,
    ( ( empty @ empty_set )
    = $true ),
    inference(copy,[status(thm)],[502]) ).

thf(672,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( empty @ ( ordered_pair @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[501]) ).

thf(673,plain,
    ( ( ! [A: $i] :
          ~ ( empty @ ( singleton @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[500]) ).

thf(674,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[586]) ).

thf(675,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( empty @ ( unordered_pair @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[498]) ).

thf(676,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[585]) ).

thf(677,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( empty @ A )
          | ( empty @ B )
          | ~ ( empty @ ( cartesian_product2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[584]) ).

thf(678,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ A ) )
          | ( ( subset_complement @ A @ ( subset_complement @ A @ B ) )
            = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[583]) ).

thf(679,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ B @ ( powerset @ ( powerset @ A ) ) )
          | ( ( complements_of_subsets @ A @ ( complements_of_subsets @ A @ B ) )
            = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[582]) ).

thf(680,plain,
    ( ( ~ ( empty @ sK10_A )
      & ( finite @ sK10_A ) )
    = $true ),
    inference(copy,[status(thm)],[581]) ).

thf(681,plain,
    ( ( ( empty @ sK9_A )
      & ( relation @ sK9_A ) )
    = $true ),
    inference(copy,[status(thm)],[580]) ).

thf(682,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ( ( element @ ( sK8_B @ A ) @ ( powerset @ A ) )
            & ~ ( empty @ ( sK8_B @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[579]) ).

thf(683,plain,
    ( ( empty @ sK7_A )
    = $true ),
    inference(copy,[status(thm)],[578]) ).

thf(684,plain,
    ( ( ~ ( empty @ sK6_A )
      & ( relation @ sK6_A ) )
    = $true ),
    inference(copy,[status(thm)],[577]) ).

thf(685,plain,
    ( ( ! [A: $i] :
          ( ( element @ ( sK5_B @ A ) @ ( powerset @ A ) )
          & ( empty @ ( sK5_B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[576]) ).

thf(686,plain,
    ( ( ~ ( empty @ sK4_A ) )
    = $true ),
    inference(copy,[status(thm)],[575]) ).

thf(687,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ( ( element @ ( sK3_B @ A ) @ ( powerset @ A ) )
            & ~ ( empty @ ( sK3_B @ A ) )
            & ( finite @ ( sK3_B @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[574]) ).

thf(688,plain,
    ( ( ! [A: $i] :
          ( ( empty_carrier @ A )
          | ~ ( one_sorted_str @ A )
          | ( ( element @ ( sK2_B @ A ) @ ( powerset @ ( the_carrier @ A ) ) )
            & ~ ( empty @ ( sK2_B @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[573]) ).

thf(689,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ( element @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[572]) ).

thf(690,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ B )
          | ( empty @ B )
          | ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[571]) ).

thf(691,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( element @ A @ ( powerset @ B ) )
          | ( subset @ A @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( element @ A @ ( powerset @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[570]) ).

thf(692,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ( element @ A @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[569]) ).

thf(693,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ~ ( element @ B @ ( powerset @ C ) )
          | ~ ( in @ A @ B )
          | ~ ( empty @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[568]) ).

thf(694,plain,
    ( ( ! [A: $i] :
          ( ~ ( empty @ A )
          | ( A = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[567]) ).

thf(695,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ B )
          | ~ ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[566]) ).

thf(696,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
          | ~ ( empty @ A )
          | ~ ( empty @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[565]) ).

thf(697,plain,
    ( ( one_sorted_str @ sK1_A )
    = $true ),
    inference(copy,[status(thm)],[562]) ).

thf(698,plain,
    ( ( ( cast_as_carrier_subset @ sK1_A )
     != ( the_carrier @ sK1_A ) )
    = $true ),
    inference(copy,[status(thm)],[564]) ).

thf(699,plain,
    ( ( ~ ( ~ ~ ( empty @ sK6_A )
          | ~ ( relation @ sK6_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[684]) ).

thf(700,plain,
    ( ( ~ ( ~ ~ ( ~ ! [SX0: $i] :
                      ( ( empty @ SX0 )
                      | ! [SX1: $i] :
                          ( ~ ( element @ SX1 @ SX0 )
                          | ( in @ SX1 @ SX0 ) ) )
                | ~ ! [SX0: $i] :
                      ( ( empty @ SX0 )
                      | ! [SX1: $i] :
                          ( ~ ( in @ SX1 @ SX0 )
                          | ( element @ SX1 @ SX0 ) ) ) )
          | ~ ~ ( ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ! [SX1: $i] :
                          ( ~ ( element @ SX1 @ SX0 )
                          | ( empty @ SX1 ) ) )
                | ~ ! [SX0: $i] :
                      ( ~ ( empty @ SX0 )
                      | ! [SX1: $i] :
                          ( ~ ( empty @ SX1 )
                          | ( element @ SX1 @ SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[656]) ).

thf(701,plain,
    ( ( ! [SX0: $i] :
          ( ( empty @ SX0 )
          | ~ ( ~ ( element @ ( sK8_B @ SX0 ) @ ( powerset @ SX0 ) )
              | ~ ~ ( empty @ ( sK8_B @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[682]) ).

thf(702,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( latt_str @ SX0 )
                | ( join_semilatt_str @ SX0 ) )
          | ~ ! [SX0: $i] :
                ( ~ ( latt_str @ SX0 )
                | ( meet_semilatt_str @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[665]) ).

thf(703,plain,
    ( ( ! [SX0: $i] :
          ( ( empty @ SX0 )
          | ~ ( ~ ~ ( ~ ( element @ ( sK3_B @ SX0 ) @ ( powerset @ SX0 ) )
                    | ~ ~ ( empty @ ( sK3_B @ SX0 ) ) )
              | ~ ( finite @ ( sK3_B @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[687]) ).

thf(704,plain,
    ( ( ~ ( ~ ~ ( empty @ sK10_A )
          | ~ ( finite @ sK10_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[680]) ).

thf(705,plain,
    ( ( ! [SX0: $i] :
          ( ( empty_carrier @ SX0 )
          | ~ ( one_sorted_str @ SX0 )
          | ~ ( ~ ( element @ ( sK2_B @ SX0 ) @ ( powerset @ ( the_carrier @ SX0 ) ) )
              | ~ ~ ( empty @ ( sK2_B @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[688]) ).

thf(706,plain,
    ( ( ~ ( ~ ( one_sorted_str @ sK15_A )
          | ~ ~ ( empty_carrier @ sK15_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[647]) ).

thf(707,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( in @ ( sK14_C @ SX1 @ SX0 ) @ SX0 )
              | ~ ~ ( in @ ( sK14_C @ SX1 @ SX0 ) @ SX1 ) )
          | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[649]) ).

thf(708,plain,
    ( ( ~ ( ~ ( empty @ sK9_A )
          | ~ ( relation @ sK9_A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[681]) ).

thf(709,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ( element @ ( sK5_B @ SX0 ) @ ( powerset @ SX0 ) )
            | ~ ( empty @ ( sK5_B @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[685]) ).

thf(710,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
                | ( subset @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ SX0 @ SX1 )
                | ( element @ SX0 @ ( powerset @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[691]) ).

thf(711,plain,
    ! [SV1: $i] :
      ( ( ~ ( one_sorted_str @ SV1 )
        | ( ( cast_as_carrier_subset @ SV1 )
          = ( the_carrier @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[613]) ).

thf(712,plain,
    ! [SV2: $i] :
      ( ( ~ ( one_sorted_str @ SV2 )
        | ( element @ ( cast_as_carrier_subset @ SV2 ) @ ( powerset @ ( the_carrier @ SV2 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[627]) ).

thf(713,plain,
    ! [SV3: $i] :
      ( ( ~ ( meet_semilatt_str @ SV3 )
        | ( one_sorted_str @ SV3 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[639]) ).

thf(714,plain,
    ! [SV4: $i] :
      ( ( ~ ( join_semilatt_str @ SV4 )
        | ( one_sorted_str @ SV4 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[641]) ).

thf(715,plain,
    ! [SV5: $i] :
      ( ( ( empty_carrier @ SV5 )
        | ~ ( one_sorted_str @ SV5 )
        | ~ ( empty @ ( the_carrier @ SV5 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[646]) ).

thf(716,plain,
    ! [SV6: $i] :
      ( ( ! [SY94: $i] :
            ( ~ ( element @ SY94 @ ( powerset @ SV6 ) )
            | ! [SY95: $i] :
                ( ~ ( in @ SY95 @ SY94 )
                | ( in @ SY95 @ SV6 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[648]) ).

thf(717,plain,
    ! [SV7: $i] :
      ( ( ( union @ ( powerset @ SV7 ) )
        = SV7 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[650]) ).

thf(718,plain,
    ! [SV8: $i] :
      ( ( ~ ( v1_membered @ SV8 )
        | ! [SY96: $i] :
            ( ~ ( element @ SY96 @ ( powerset @ SV8 ) )
            | ( v1_membered @ SY96 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[651]) ).

thf(719,plain,
    ! [SV9: $i] :
      ( ( ~ ( empty @ SV9 )
        | ( finite @ SV9 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[652]) ).

thf(720,plain,
    ! [SV10: $i] :
      ( ( ~ ( empty @ SV10 )
        | ( function @ SV10 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[653]) ).

thf(721,plain,
    ! [SV11: $i] :
      ( ( ~ ( empty @ SV11 )
        | ( relation @ SV11 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[654]) ).

thf(722,plain,
    ! [SV12: $i] :
      ( ( ~ ( finite @ SV12 )
        | ! [SY97: $i] :
            ( ~ ( element @ SY97 @ ( powerset @ SV12 ) )
            | ( finite @ SY97 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[655]) ).

thf(723,plain,
    ! [SV13: $i] :
      ( ( ! [SY98: $i,SY99: $i] :
            ( ( empty_carrier @ SV13 )
            | ~ ( join_semilatt_str @ SV13 )
            | ~ ( element @ SY98 @ ( the_carrier @ SV13 ) )
            | ~ ( element @ SY99 @ ( the_carrier @ SV13 ) )
            | ( element @ ( join @ SV13 @ SY98 @ SY99 ) @ ( the_carrier @ SV13 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[657]) ).

thf(724,plain,
    ! [SV14: $i] :
      ( ( ! [SY100: $i,SY101: $i] :
            ( ( empty_carrier @ SV14 )
            | ~ ( meet_semilatt_str @ SV14 )
            | ~ ( element @ SY100 @ ( the_carrier @ SV14 ) )
            | ~ ( element @ SY101 @ ( the_carrier @ SV14 ) )
            | ( element @ ( meet @ SV14 @ SY100 @ SY101 ) @ ( the_carrier @ SV14 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[658]) ).

thf(725,plain,
    ! [SV15: $i] :
      ( ( element @ ( cast_to_subset @ SV15 ) @ ( powerset @ SV15 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[659]) ).

thf(726,plain,
    ! [SV16: $i] :
      ( ( ! [SY102: $i] :
            ( ~ ( element @ SY102 @ ( powerset @ SV16 ) )
            | ( element @ ( subset_complement @ SV16 @ SY102 ) @ ( powerset @ SV16 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[660]) ).

thf(727,plain,
    ! [SV17: $i] :
      ( ( ! [SY103: $i] :
            ( ~ ( element @ SY103 @ ( powerset @ ( powerset @ SV17 ) ) )
            | ( element @ ( union_of_subsets @ SV17 @ SY103 ) @ ( powerset @ SV17 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[661]) ).

thf(728,plain,
    ! [SV18: $i] :
      ( ( ! [SY104: $i] :
            ( ~ ( element @ SY104 @ ( powerset @ ( powerset @ SV18 ) ) )
            | ( element @ ( meet_of_subsets @ SV18 @ SY104 ) @ ( powerset @ SV18 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[662]) ).

thf(729,plain,
    ! [SV19: $i] :
      ( ( ! [SY105: $i,SY106: $i] :
            ( ~ ( element @ SY105 @ ( powerset @ SV19 ) )
            | ~ ( element @ SY106 @ ( powerset @ SV19 ) )
            | ( element @ ( subset_difference @ SV19 @ SY105 @ SY106 ) @ ( powerset @ SV19 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[663]) ).

thf(730,plain,
    ! [SV20: $i] :
      ( ( ! [SY107: $i] :
            ( ~ ( element @ SY107 @ ( powerset @ ( powerset @ SV20 ) ) )
            | ( element @ ( complements_of_subsets @ SV20 @ SY107 ) @ ( powerset @ ( powerset @ SV20 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[664]) ).

thf(731,plain,
    ! [SV21: $i] :
      ( ( element @ ( sK11_B @ SV21 ) @ SV21 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[668]) ).

thf(732,plain,
    ! [SV22: $i] :
      ( ( ~ ( empty @ ( succ @ SV22 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[669]) ).

thf(733,plain,
    ! [SV23: $i] :
      ( ( ~ ( empty @ ( powerset @ SV23 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[670]) ).

thf(734,plain,
    ! [SV24: $i] :
      ( ( ! [SY108: $i] :
            ~ ( empty @ ( ordered_pair @ SV24 @ SY108 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[672]) ).

thf(735,plain,
    ! [SV25: $i] :
      ( ( ~ ( empty @ ( singleton @ SV25 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[673]) ).

thf(736,plain,
    ! [SV26: $i] :
      ( ( ( empty @ SV26 )
        | ! [SY109: $i] :
            ~ ( empty @ ( set_union2 @ SV26 @ SY109 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[674]) ).

thf(737,plain,
    ! [SV27: $i] :
      ( ( ! [SY110: $i] :
            ~ ( empty @ ( unordered_pair @ SV27 @ SY110 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[675]) ).

thf(738,plain,
    ! [SV28: $i] :
      ( ( ( empty @ SV28 )
        | ! [SY111: $i] :
            ~ ( empty @ ( set_union2 @ SY111 @ SV28 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[676]) ).

thf(739,plain,
    ! [SV29: $i] :
      ( ( ! [SY112: $i] :
            ( ( empty @ SV29 )
            | ( empty @ SY112 )
            | ~ ( empty @ ( cartesian_product2 @ SV29 @ SY112 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[677]) ).

thf(740,plain,
    ! [SV30: $i] :
      ( ( ! [SY113: $i] :
            ( ~ ( element @ SY113 @ ( powerset @ SV30 ) )
            | ( ( subset_complement @ SV30 @ ( subset_complement @ SV30 @ SY113 ) )
              = SY113 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[678]) ).

thf(741,plain,
    ! [SV31: $i] :
      ( ( ! [SY114: $i] :
            ( ~ ( element @ SY114 @ ( powerset @ ( powerset @ SV31 ) ) )
            | ( ( complements_of_subsets @ SV31 @ ( complements_of_subsets @ SV31 @ SY114 ) )
              = SY114 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[679]) ).

thf(742,plain,
    ( ( empty @ sK4_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[686]) ).

thf(743,plain,
    ! [SV32: $i] :
      ( ( ! [SY115: $i] :
            ( ~ ( in @ SV32 @ SY115 )
            | ( element @ SV32 @ SY115 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[689]) ).

thf(744,plain,
    ! [SV33: $i] :
      ( ( ! [SY116: $i] :
            ( ~ ( element @ SV33 @ SY116 )
            | ( empty @ SY116 )
            | ( in @ SV33 @ SY116 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[690]) ).

thf(745,plain,
    ! [SV34: $i] :
      ( ( ! [SY117: $i,SY118: $i] :
            ( ~ ( element @ SY117 @ ( powerset @ SY118 ) )
            | ~ ( in @ SV34 @ SY117 )
            | ( element @ SV34 @ SY118 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[692]) ).

thf(746,plain,
    ! [SV35: $i] :
      ( ( ! [SY119: $i,SY120: $i] :
            ( ~ ( element @ SY119 @ ( powerset @ SY120 ) )
            | ~ ( in @ SV35 @ SY119 )
            | ~ ( empty @ SY120 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[693]) ).

thf(747,plain,
    ! [SV36: $i] :
      ( ( ~ ( empty @ SV36 )
        | ( SV36 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[694]) ).

thf(748,plain,
    ! [SV37: $i] :
      ( ( ! [SY121: $i] :
            ( ~ ( empty @ SY121 )
            | ~ ( in @ SV37 @ SY121 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[695]) ).

thf(749,plain,
    ! [SV38: $i] :
      ( ( ! [SY122: $i] :
            ( ( SV38 = SY122 )
            | ~ ( empty @ SV38 )
            | ~ ( empty @ SY122 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[696]) ).

thf(750,plain,
    ( ( ( cast_as_carrier_subset @ sK1_A )
      = ( the_carrier @ sK1_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[698]) ).

thf(751,plain,
    ( ( ~ ~ ( empty @ sK6_A )
      | ~ ( relation @ sK6_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[699]) ).

thf(752,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ( empty @ SX0 )
                  | ! [SX1: $i] :
                      ( ~ ( element @ SX1 @ SX0 )
                      | ( in @ SX1 @ SX0 ) ) )
            | ~ ! [SX0: $i] :
                  ( ( empty @ SX0 )
                  | ! [SX1: $i] :
                      ( ~ ( in @ SX1 @ SX0 )
                      | ( element @ SX1 @ SX0 ) ) ) )
      | ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ! [SX1: $i] :
                      ( ~ ( element @ SX1 @ SX0 )
                      | ( empty @ SX1 ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ! [SX1: $i] :
                      ( ~ ( empty @ SX1 )
                      | ( element @ SX1 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[700]) ).

thf(753,plain,
    ! [SV39: $i] :
      ( ( ( empty @ SV39 )
        | ~ ( ~ ( element @ ( sK8_B @ SV39 ) @ ( powerset @ SV39 ) )
            | ~ ~ ( empty @ ( sK8_B @ SV39 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[701]) ).

thf(754,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( latt_str @ SX0 )
            | ( join_semilatt_str @ SX0 ) )
      | ~ ! [SX0: $i] :
            ( ~ ( latt_str @ SX0 )
            | ( meet_semilatt_str @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[702]) ).

thf(755,plain,
    ! [SV40: $i] :
      ( ( ( empty @ SV40 )
        | ~ ( ~ ~ ( ~ ( element @ ( sK3_B @ SV40 ) @ ( powerset @ SV40 ) )
                  | ~ ~ ( empty @ ( sK3_B @ SV40 ) ) )
            | ~ ( finite @ ( sK3_B @ SV40 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[703]) ).

thf(756,plain,
    ( ( ~ ~ ( empty @ sK10_A )
      | ~ ( finite @ sK10_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[704]) ).

thf(757,plain,
    ! [SV41: $i] :
      ( ( ( empty_carrier @ SV41 )
        | ~ ( one_sorted_str @ SV41 )
        | ~ ( ~ ( element @ ( sK2_B @ SV41 ) @ ( powerset @ ( the_carrier @ SV41 ) ) )
            | ~ ~ ( empty @ ( sK2_B @ SV41 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[705]) ).

thf(758,plain,
    ( ( ~ ( one_sorted_str @ sK15_A )
      | ~ ~ ( empty_carrier @ sK15_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[706]) ).

thf(759,plain,
    ! [SV42: $i] :
      ( ( ! [SY123: $i] :
            ( ~ ( ~ ( in @ ( sK14_C @ SY123 @ SV42 ) @ SV42 )
                | ~ ~ ( in @ ( sK14_C @ SY123 @ SV42 ) @ SY123 ) )
            | ( element @ SV42 @ ( powerset @ SY123 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[707]) ).

thf(760,plain,
    ( ( ~ ( empty @ sK9_A )
      | ~ ( relation @ sK9_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[708]) ).

thf(761,plain,
    ! [SV43: $i] :
      ( ( ~ ( ~ ( element @ ( sK5_B @ SV43 ) @ ( powerset @ SV43 ) )
            | ~ ( empty @ ( sK5_B @ SV43 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[709]) ).

thf(762,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[710]) ).

thf(763,plain,
    ! [SV1: $i] :
      ( ( ( ~ ( one_sorted_str @ SV1 ) )
        = $true )
      | ( ( ( cast_as_carrier_subset @ SV1 )
          = ( the_carrier @ SV1 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[711]) ).

thf(764,plain,
    ! [SV2: $i] :
      ( ( ( ~ ( one_sorted_str @ SV2 ) )
        = $true )
      | ( ( element @ ( cast_as_carrier_subset @ SV2 ) @ ( powerset @ ( the_carrier @ SV2 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[712]) ).

thf(765,plain,
    ! [SV3: $i] :
      ( ( ( ~ ( meet_semilatt_str @ SV3 ) )
        = $true )
      | ( ( one_sorted_str @ SV3 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[713]) ).

thf(766,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( join_semilatt_str @ SV4 ) )
        = $true )
      | ( ( one_sorted_str @ SV4 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[714]) ).

thf(767,plain,
    ! [SV5: $i] :
      ( ( ( ( empty_carrier @ SV5 )
          | ~ ( one_sorted_str @ SV5 ) )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV5 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[715]) ).

thf(768,plain,
    ! [SV6: $i,SV44: $i] :
      ( ( ~ ( element @ SV44 @ ( powerset @ SV6 ) )
        | ! [SY124: $i] :
            ( ~ ( in @ SY124 @ SV44 )
            | ( in @ SY124 @ SV6 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[716]) ).

thf(769,plain,
    ! [SV8: $i] :
      ( ( ( ~ ( v1_membered @ SV8 ) )
        = $true )
      | ( ( ! [SY96: $i] :
              ( ~ ( element @ SY96 @ ( powerset @ SV8 ) )
              | ( v1_membered @ SY96 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[718]) ).

thf(770,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( empty @ SV9 ) )
        = $true )
      | ( ( finite @ SV9 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[719]) ).

thf(771,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( empty @ SV10 ) )
        = $true )
      | ( ( function @ SV10 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[720]) ).

thf(772,plain,
    ! [SV11: $i] :
      ( ( ( ~ ( empty @ SV11 ) )
        = $true )
      | ( ( relation @ SV11 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[721]) ).

thf(773,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( finite @ SV12 ) )
        = $true )
      | ( ( ! [SY97: $i] :
              ( ~ ( element @ SY97 @ ( powerset @ SV12 ) )
              | ( finite @ SY97 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[722]) ).

thf(774,plain,
    ! [SV45: $i,SV13: $i] :
      ( ( ! [SY125: $i] :
            ( ( empty_carrier @ SV13 )
            | ~ ( join_semilatt_str @ SV13 )
            | ~ ( element @ SV45 @ ( the_carrier @ SV13 ) )
            | ~ ( element @ SY125 @ ( the_carrier @ SV13 ) )
            | ( element @ ( join @ SV13 @ SV45 @ SY125 ) @ ( the_carrier @ SV13 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[723]) ).

thf(775,plain,
    ! [SV46: $i,SV14: $i] :
      ( ( ! [SY126: $i] :
            ( ( empty_carrier @ SV14 )
            | ~ ( meet_semilatt_str @ SV14 )
            | ~ ( element @ SV46 @ ( the_carrier @ SV14 ) )
            | ~ ( element @ SY126 @ ( the_carrier @ SV14 ) )
            | ( element @ ( meet @ SV14 @ SV46 @ SY126 ) @ ( the_carrier @ SV14 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[724]) ).

thf(776,plain,
    ! [SV16: $i,SV47: $i] :
      ( ( ~ ( element @ SV47 @ ( powerset @ SV16 ) )
        | ( element @ ( subset_complement @ SV16 @ SV47 ) @ ( powerset @ SV16 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[726]) ).

thf(777,plain,
    ! [SV17: $i,SV48: $i] :
      ( ( ~ ( element @ SV48 @ ( powerset @ ( powerset @ SV17 ) ) )
        | ( element @ ( union_of_subsets @ SV17 @ SV48 ) @ ( powerset @ SV17 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[727]) ).

thf(778,plain,
    ! [SV18: $i,SV49: $i] :
      ( ( ~ ( element @ SV49 @ ( powerset @ ( powerset @ SV18 ) ) )
        | ( element @ ( meet_of_subsets @ SV18 @ SV49 ) @ ( powerset @ SV18 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[728]) ).

thf(779,plain,
    ! [SV19: $i,SV50: $i] :
      ( ( ! [SY127: $i] :
            ( ~ ( element @ SV50 @ ( powerset @ SV19 ) )
            | ~ ( element @ SY127 @ ( powerset @ SV19 ) )
            | ( element @ ( subset_difference @ SV19 @ SV50 @ SY127 ) @ ( powerset @ SV19 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[729]) ).

thf(780,plain,
    ! [SV20: $i,SV51: $i] :
      ( ( ~ ( element @ SV51 @ ( powerset @ ( powerset @ SV20 ) ) )
        | ( element @ ( complements_of_subsets @ SV20 @ SV51 ) @ ( powerset @ ( powerset @ SV20 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[730]) ).

thf(781,plain,
    ! [SV22: $i] :
      ( ( empty @ ( succ @ SV22 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[732]) ).

thf(782,plain,
    ! [SV23: $i] :
      ( ( empty @ ( powerset @ SV23 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[733]) ).

thf(783,plain,
    ! [SV52: $i,SV24: $i] :
      ( ( ~ ( empty @ ( ordered_pair @ SV24 @ SV52 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[734]) ).

thf(784,plain,
    ! [SV25: $i] :
      ( ( empty @ ( singleton @ SV25 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[735]) ).

thf(785,plain,
    ! [SV26: $i] :
      ( ( ( empty @ SV26 )
        = $true )
      | ( ( ! [SY109: $i] :
              ~ ( empty @ ( set_union2 @ SV26 @ SY109 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[736]) ).

thf(786,plain,
    ! [SV53: $i,SV27: $i] :
      ( ( ~ ( empty @ ( unordered_pair @ SV27 @ SV53 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[737]) ).

thf(787,plain,
    ! [SV28: $i] :
      ( ( ( empty @ SV28 )
        = $true )
      | ( ( ! [SY111: $i] :
              ~ ( empty @ ( set_union2 @ SY111 @ SV28 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[738]) ).

thf(788,plain,
    ! [SV54: $i,SV29: $i] :
      ( ( ( empty @ SV29 )
        | ( empty @ SV54 )
        | ~ ( empty @ ( cartesian_product2 @ SV29 @ SV54 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[739]) ).

thf(789,plain,
    ! [SV30: $i,SV55: $i] :
      ( ( ~ ( element @ SV55 @ ( powerset @ SV30 ) )
        | ( ( subset_complement @ SV30 @ ( subset_complement @ SV30 @ SV55 ) )
          = SV55 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[740]) ).

thf(790,plain,
    ! [SV31: $i,SV56: $i] :
      ( ( ~ ( element @ SV56 @ ( powerset @ ( powerset @ SV31 ) ) )
        | ( ( complements_of_subsets @ SV31 @ ( complements_of_subsets @ SV31 @ SV56 ) )
          = SV56 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[741]) ).

thf(791,plain,
    ! [SV57: $i,SV32: $i] :
      ( ( ~ ( in @ SV32 @ SV57 )
        | ( element @ SV32 @ SV57 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[743]) ).

thf(792,plain,
    ! [SV58: $i,SV33: $i] :
      ( ( ~ ( element @ SV33 @ SV58 )
        | ( empty @ SV58 )
        | ( in @ SV33 @ SV58 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[744]) ).

thf(793,plain,
    ! [SV34: $i,SV59: $i] :
      ( ( ! [SY128: $i] :
            ( ~ ( element @ SV59 @ ( powerset @ SY128 ) )
            | ~ ( in @ SV34 @ SV59 )
            | ( element @ SV34 @ SY128 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[745]) ).

thf(794,plain,
    ! [SV35: $i,SV60: $i] :
      ( ( ! [SY129: $i] :
            ( ~ ( element @ SV60 @ ( powerset @ SY129 ) )
            | ~ ( in @ SV35 @ SV60 )
            | ~ ( empty @ SY129 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[746]) ).

thf(795,plain,
    ! [SV36: $i] :
      ( ( ( ~ ( empty @ SV36 ) )
        = $true )
      | ( ( SV36 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[747]) ).

thf(796,plain,
    ! [SV37: $i,SV61: $i] :
      ( ( ~ ( empty @ SV61 )
        | ~ ( in @ SV37 @ SV61 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[748]) ).

thf(797,plain,
    ! [SV62: $i,SV38: $i] :
      ( ( ( SV38 = SV62 )
        | ~ ( empty @ SV38 )
        | ~ ( empty @ SV62 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[749]) ).

thf(798,plain,
    ( ( ~ ~ ( empty @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[751]) ).

thf(799,plain,
    ( ( ~ ( relation @ sK6_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[751]) ).

thf(800,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ( empty @ SX0 )
                  | ! [SX1: $i] :
                      ( ~ ( element @ SX1 @ SX0 )
                      | ( in @ SX1 @ SX0 ) ) )
            | ~ ! [SX0: $i] :
                  ( ( empty @ SX0 )
                  | ! [SX1: $i] :
                      ( ~ ( in @ SX1 @ SX0 )
                      | ( element @ SX1 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[752]) ).

thf(801,plain,
    ( ( ~ ~ ( ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ! [SX1: $i] :
                      ( ~ ( element @ SX1 @ SX0 )
                      | ( empty @ SX1 ) ) )
            | ~ ! [SX0: $i] :
                  ( ~ ( empty @ SX0 )
                  | ! [SX1: $i] :
                      ( ~ ( empty @ SX1 )
                      | ( element @ SX1 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[752]) ).

thf(802,plain,
    ! [SV39: $i] :
      ( ( ( empty @ SV39 )
        = $true )
      | ( ( ~ ( ~ ( element @ ( sK8_B @ SV39 ) @ ( powerset @ SV39 ) )
              | ~ ~ ( empty @ ( sK8_B @ SV39 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[753]) ).

thf(803,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( latt_str @ SX0 )
            | ( join_semilatt_str @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[754]) ).

thf(804,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( latt_str @ SX0 )
            | ( meet_semilatt_str @ SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[754]) ).

thf(805,plain,
    ! [SV40: $i] :
      ( ( ( empty @ SV40 )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( element @ ( sK3_B @ SV40 ) @ ( powerset @ SV40 ) )
                    | ~ ~ ( empty @ ( sK3_B @ SV40 ) ) )
              | ~ ( finite @ ( sK3_B @ SV40 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[755]) ).

thf(806,plain,
    ( ( ~ ~ ( empty @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[756]) ).

thf(807,plain,
    ( ( ~ ( finite @ sK10_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[756]) ).

thf(808,plain,
    ! [SV41: $i] :
      ( ( ( ( empty_carrier @ SV41 )
          | ~ ( one_sorted_str @ SV41 ) )
        = $true )
      | ( ( ~ ( ~ ( element @ ( sK2_B @ SV41 ) @ ( powerset @ ( the_carrier @ SV41 ) ) )
              | ~ ~ ( empty @ ( sK2_B @ SV41 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[757]) ).

thf(809,plain,
    ( ( ~ ( one_sorted_str @ sK15_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[758]) ).

thf(810,plain,
    ( ( ~ ~ ( empty_carrier @ sK15_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[758]) ).

thf(811,plain,
    ! [SV42: $i,SV63: $i] :
      ( ( ~ ( ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV42 )
            | ~ ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV63 ) )
        | ( element @ SV42 @ ( powerset @ SV63 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[759]) ).

thf(812,plain,
    ( ( ~ ( empty @ sK9_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[760]) ).

thf(813,plain,
    ( ( ~ ( relation @ sK9_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[760]) ).

thf(814,plain,
    ! [SV43: $i] :
      ( ( ~ ( element @ ( sK5_B @ SV43 ) @ ( powerset @ SV43 ) )
        | ~ ( empty @ ( sK5_B @ SV43 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[761]) ).

thf(815,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
            | ( subset @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[762]) ).

thf(816,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ SX0 @ SX1 )
            | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[762]) ).

thf(817,plain,
    ! [SV1: $i] :
      ( ( ( one_sorted_str @ SV1 )
        = $false )
      | ( ( ( cast_as_carrier_subset @ SV1 )
          = ( the_carrier @ SV1 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[763]) ).

thf(818,plain,
    ! [SV2: $i] :
      ( ( ( one_sorted_str @ SV2 )
        = $false )
      | ( ( element @ ( cast_as_carrier_subset @ SV2 ) @ ( powerset @ ( the_carrier @ SV2 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[764]) ).

thf(819,plain,
    ! [SV3: $i] :
      ( ( ( meet_semilatt_str @ SV3 )
        = $false )
      | ( ( one_sorted_str @ SV3 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[765]) ).

thf(820,plain,
    ! [SV4: $i] :
      ( ( ( join_semilatt_str @ SV4 )
        = $false )
      | ( ( one_sorted_str @ SV4 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[766]) ).

thf(821,plain,
    ! [SV5: $i] :
      ( ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV5 ) )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV5 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[767]) ).

thf(822,plain,
    ! [SV6: $i,SV44: $i] :
      ( ( ( ~ ( element @ SV44 @ ( powerset @ SV6 ) ) )
        = $true )
      | ( ( ! [SY124: $i] :
              ( ~ ( in @ SY124 @ SV44 )
              | ( in @ SY124 @ SV6 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[768]) ).

thf(823,plain,
    ! [SV8: $i] :
      ( ( ( v1_membered @ SV8 )
        = $false )
      | ( ( ! [SY96: $i] :
              ( ~ ( element @ SY96 @ ( powerset @ SV8 ) )
              | ( v1_membered @ SY96 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[769]) ).

thf(824,plain,
    ! [SV9: $i] :
      ( ( ( empty @ SV9 )
        = $false )
      | ( ( finite @ SV9 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[770]) ).

thf(825,plain,
    ! [SV10: $i] :
      ( ( ( empty @ SV10 )
        = $false )
      | ( ( function @ SV10 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[771]) ).

thf(826,plain,
    ! [SV11: $i] :
      ( ( ( empty @ SV11 )
        = $false )
      | ( ( relation @ SV11 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[772]) ).

thf(827,plain,
    ! [SV12: $i] :
      ( ( ( finite @ SV12 )
        = $false )
      | ( ( ! [SY97: $i] :
              ( ~ ( element @ SY97 @ ( powerset @ SV12 ) )
              | ( finite @ SY97 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[773]) ).

thf(828,plain,
    ! [SV64: $i,SV45: $i,SV13: $i] :
      ( ( ( empty_carrier @ SV13 )
        | ~ ( join_semilatt_str @ SV13 )
        | ~ ( element @ SV45 @ ( the_carrier @ SV13 ) )
        | ~ ( element @ SV64 @ ( the_carrier @ SV13 ) )
        | ( element @ ( join @ SV13 @ SV45 @ SV64 ) @ ( the_carrier @ SV13 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[774]) ).

thf(829,plain,
    ! [SV65: $i,SV46: $i,SV14: $i] :
      ( ( ( empty_carrier @ SV14 )
        | ~ ( meet_semilatt_str @ SV14 )
        | ~ ( element @ SV46 @ ( the_carrier @ SV14 ) )
        | ~ ( element @ SV65 @ ( the_carrier @ SV14 ) )
        | ( element @ ( meet @ SV14 @ SV46 @ SV65 ) @ ( the_carrier @ SV14 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[775]) ).

thf(830,plain,
    ! [SV16: $i,SV47: $i] :
      ( ( ( ~ ( element @ SV47 @ ( powerset @ SV16 ) ) )
        = $true )
      | ( ( element @ ( subset_complement @ SV16 @ SV47 ) @ ( powerset @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[776]) ).

thf(831,plain,
    ! [SV17: $i,SV48: $i] :
      ( ( ( ~ ( element @ SV48 @ ( powerset @ ( powerset @ SV17 ) ) ) )
        = $true )
      | ( ( element @ ( union_of_subsets @ SV17 @ SV48 ) @ ( powerset @ SV17 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[777]) ).

thf(832,plain,
    ! [SV18: $i,SV49: $i] :
      ( ( ( ~ ( element @ SV49 @ ( powerset @ ( powerset @ SV18 ) ) ) )
        = $true )
      | ( ( element @ ( meet_of_subsets @ SV18 @ SV49 ) @ ( powerset @ SV18 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[778]) ).

thf(833,plain,
    ! [SV66: $i,SV19: $i,SV50: $i] :
      ( ( ~ ( element @ SV50 @ ( powerset @ SV19 ) )
        | ~ ( element @ SV66 @ ( powerset @ SV19 ) )
        | ( element @ ( subset_difference @ SV19 @ SV50 @ SV66 ) @ ( powerset @ SV19 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[779]) ).

thf(834,plain,
    ! [SV20: $i,SV51: $i] :
      ( ( ( ~ ( element @ SV51 @ ( powerset @ ( powerset @ SV20 ) ) ) )
        = $true )
      | ( ( element @ ( complements_of_subsets @ SV20 @ SV51 ) @ ( powerset @ ( powerset @ SV20 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[780]) ).

thf(835,plain,
    ! [SV52: $i,SV24: $i] :
      ( ( empty @ ( ordered_pair @ SV24 @ SV52 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[783]) ).

thf(836,plain,
    ! [SV67: $i,SV26: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV26 @ SV67 ) ) )
        = $true )
      | ( ( empty @ SV26 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[785]) ).

thf(837,plain,
    ! [SV53: $i,SV27: $i] :
      ( ( empty @ ( unordered_pair @ SV27 @ SV53 ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[786]) ).

thf(838,plain,
    ! [SV28: $i,SV68: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV68 @ SV28 ) ) )
        = $true )
      | ( ( empty @ SV28 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[787]) ).

thf(839,plain,
    ! [SV54: $i,SV29: $i] :
      ( ( ( ( empty @ SV29 )
          | ( empty @ SV54 ) )
        = $true )
      | ( ( ~ ( empty @ ( cartesian_product2 @ SV29 @ SV54 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[788]) ).

thf(840,plain,
    ! [SV30: $i,SV55: $i] :
      ( ( ( ~ ( element @ SV55 @ ( powerset @ SV30 ) ) )
        = $true )
      | ( ( ( subset_complement @ SV30 @ ( subset_complement @ SV30 @ SV55 ) )
          = SV55 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[789]) ).

thf(841,plain,
    ! [SV31: $i,SV56: $i] :
      ( ( ( ~ ( element @ SV56 @ ( powerset @ ( powerset @ SV31 ) ) ) )
        = $true )
      | ( ( ( complements_of_subsets @ SV31 @ ( complements_of_subsets @ SV31 @ SV56 ) )
          = SV56 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[790]) ).

thf(842,plain,
    ! [SV57: $i,SV32: $i] :
      ( ( ( ~ ( in @ SV32 @ SV57 ) )
        = $true )
      | ( ( element @ SV32 @ SV57 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[791]) ).

thf(843,plain,
    ! [SV58: $i,SV33: $i] :
      ( ( ( ~ ( element @ SV33 @ SV58 ) )
        = $true )
      | ( ( ( empty @ SV58 )
          | ( in @ SV33 @ SV58 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[792]) ).

thf(844,plain,
    ! [SV34: $i,SV69: $i,SV59: $i] :
      ( ( ~ ( element @ SV59 @ ( powerset @ SV69 ) )
        | ~ ( in @ SV34 @ SV59 )
        | ( element @ SV34 @ SV69 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[793]) ).

thf(845,plain,
    ! [SV35: $i,SV70: $i,SV60: $i] :
      ( ( ~ ( element @ SV60 @ ( powerset @ SV70 ) )
        | ~ ( in @ SV35 @ SV60 )
        | ~ ( empty @ SV70 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[794]) ).

thf(846,plain,
    ! [SV36: $i] :
      ( ( ( empty @ SV36 )
        = $false )
      | ( ( SV36 = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[795]) ).

thf(847,plain,
    ! [SV37: $i,SV61: $i] :
      ( ( ( ~ ( empty @ SV61 ) )
        = $true )
      | ( ( ~ ( in @ SV37 @ SV61 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[796]) ).

thf(848,plain,
    ! [SV62: $i,SV38: $i] :
      ( ( ( ( SV38 = SV62 )
          | ~ ( empty @ SV38 ) )
        = $true )
      | ( ( ~ ( empty @ SV62 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[797]) ).

thf(849,plain,
    ( ( ~ ( empty @ sK6_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[798]) ).

thf(850,plain,
    ( ( relation @ sK6_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[799]) ).

thf(851,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ( empty @ SX0 )
                | ! [SX1: $i] :
                    ( ~ ( element @ SX1 @ SX0 )
                    | ( in @ SX1 @ SX0 ) ) )
          | ~ ! [SX0: $i] :
                ( ( empty @ SX0 )
                | ! [SX1: $i] :
                    ( ~ ( in @ SX1 @ SX0 )
                    | ( element @ SX1 @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[800]) ).

thf(852,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ! [SX1: $i] :
                    ( ~ ( element @ SX1 @ SX0 )
                    | ( empty @ SX1 ) ) )
          | ~ ! [SX0: $i] :
                ( ~ ( empty @ SX0 )
                | ! [SX1: $i] :
                    ( ~ ( empty @ SX1 )
                    | ( element @ SX1 @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[801]) ).

thf(853,plain,
    ! [SV39: $i] :
      ( ( ( ~ ( element @ ( sK8_B @ SV39 ) @ ( powerset @ SV39 ) )
          | ~ ~ ( empty @ ( sK8_B @ SV39 ) ) )
        = $false )
      | ( ( empty @ SV39 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[802]) ).

thf(854,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( latt_str @ SX0 )
          | ( join_semilatt_str @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[803]) ).

thf(855,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( latt_str @ SX0 )
          | ( meet_semilatt_str @ SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[804]) ).

thf(856,plain,
    ! [SV40: $i] :
      ( ( ( ~ ~ ( ~ ( element @ ( sK3_B @ SV40 ) @ ( powerset @ SV40 ) )
                | ~ ~ ( empty @ ( sK3_B @ SV40 ) ) )
          | ~ ( finite @ ( sK3_B @ SV40 ) ) )
        = $false )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[805]) ).

thf(857,plain,
    ( ( ~ ( empty @ sK10_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[806]) ).

thf(858,plain,
    ( ( finite @ sK10_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[807]) ).

thf(859,plain,
    ! [SV41: $i] :
      ( ( ( empty_carrier @ SV41 )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV41 ) )
        = $true )
      | ( ( ~ ( ~ ( element @ ( sK2_B @ SV41 ) @ ( powerset @ ( the_carrier @ SV41 ) ) )
              | ~ ~ ( empty @ ( sK2_B @ SV41 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[808]) ).

thf(860,plain,
    ( ( one_sorted_str @ sK15_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[809]) ).

thf(861,plain,
    ( ( ~ ( empty_carrier @ sK15_A ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[810]) ).

thf(862,plain,
    ! [SV42: $i,SV63: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV42 )
              | ~ ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV63 ) ) )
        = $true )
      | ( ( element @ SV42 @ ( powerset @ SV63 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[811]) ).

thf(863,plain,
    ( ( empty @ sK9_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[812]) ).

thf(864,plain,
    ( ( relation @ sK9_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[813]) ).

thf(865,plain,
    ! [SV43: $i] :
      ( ( ~ ( element @ ( sK5_B @ SV43 ) @ ( powerset @ SV43 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[814]) ).

thf(866,plain,
    ! [SV43: $i] :
      ( ( ~ ( empty @ ( sK5_B @ SV43 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[814]) ).

thf(867,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
          | ( subset @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[815]) ).

thf(868,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( element @ SX0 @ ( powerset @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[816]) ).

thf(869,plain,
    ! [SV5: $i] :
      ( ( ( one_sorted_str @ SV5 )
        = $false )
      | ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV5 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[821]) ).

thf(870,plain,
    ! [SV6: $i,SV44: $i] :
      ( ( ( element @ SV44 @ ( powerset @ SV6 ) )
        = $false )
      | ( ( ! [SY124: $i] :
              ( ~ ( in @ SY124 @ SV44 )
              | ( in @ SY124 @ SV6 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[822]) ).

thf(871,plain,
    ! [SV8: $i,SV71: $i] :
      ( ( ( ~ ( element @ SV71 @ ( powerset @ SV8 ) )
          | ( v1_membered @ SV71 ) )
        = $true )
      | ( ( v1_membered @ SV8 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[823]) ).

thf(872,plain,
    ! [SV12: $i,SV72: $i] :
      ( ( ( ~ ( element @ SV72 @ ( powerset @ SV12 ) )
          | ( finite @ SV72 ) )
        = $true )
      | ( ( finite @ SV12 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[827]) ).

thf(873,plain,
    ! [SV64: $i,SV45: $i,SV13: $i] :
      ( ( ( ( empty_carrier @ SV13 )
          | ~ ( join_semilatt_str @ SV13 )
          | ~ ( element @ SV45 @ ( the_carrier @ SV13 ) )
          | ~ ( element @ SV64 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( element @ ( join @ SV13 @ SV45 @ SV64 ) @ ( the_carrier @ SV13 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[828]) ).

thf(874,plain,
    ! [SV65: $i,SV46: $i,SV14: $i] :
      ( ( ( ( empty_carrier @ SV14 )
          | ~ ( meet_semilatt_str @ SV14 )
          | ~ ( element @ SV46 @ ( the_carrier @ SV14 ) )
          | ~ ( element @ SV65 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( element @ ( meet @ SV14 @ SV46 @ SV65 ) @ ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[829]) ).

thf(875,plain,
    ! [SV16: $i,SV47: $i] :
      ( ( ( element @ SV47 @ ( powerset @ SV16 ) )
        = $false )
      | ( ( element @ ( subset_complement @ SV16 @ SV47 ) @ ( powerset @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[830]) ).

thf(876,plain,
    ! [SV17: $i,SV48: $i] :
      ( ( ( element @ SV48 @ ( powerset @ ( powerset @ SV17 ) ) )
        = $false )
      | ( ( element @ ( union_of_subsets @ SV17 @ SV48 ) @ ( powerset @ SV17 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[831]) ).

thf(877,plain,
    ! [SV18: $i,SV49: $i] :
      ( ( ( element @ SV49 @ ( powerset @ ( powerset @ SV18 ) ) )
        = $false )
      | ( ( element @ ( meet_of_subsets @ SV18 @ SV49 ) @ ( powerset @ SV18 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[832]) ).

thf(878,plain,
    ! [SV66: $i,SV19: $i,SV50: $i] :
      ( ( ( ~ ( element @ SV50 @ ( powerset @ SV19 ) )
          | ~ ( element @ SV66 @ ( powerset @ SV19 ) ) )
        = $true )
      | ( ( element @ ( subset_difference @ SV19 @ SV50 @ SV66 ) @ ( powerset @ SV19 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[833]) ).

thf(879,plain,
    ! [SV20: $i,SV51: $i] :
      ( ( ( element @ SV51 @ ( powerset @ ( powerset @ SV20 ) ) )
        = $false )
      | ( ( element @ ( complements_of_subsets @ SV20 @ SV51 ) @ ( powerset @ ( powerset @ SV20 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[834]) ).

thf(880,plain,
    ! [SV67: $i,SV26: $i] :
      ( ( ( empty @ ( set_union2 @ SV26 @ SV67 ) )
        = $false )
      | ( ( empty @ SV26 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[836]) ).

thf(881,plain,
    ! [SV28: $i,SV68: $i] :
      ( ( ( empty @ ( set_union2 @ SV68 @ SV28 ) )
        = $false )
      | ( ( empty @ SV28 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[838]) ).

thf(882,plain,
    ! [SV54: $i,SV29: $i] :
      ( ( ( empty @ SV29 )
        = $true )
      | ( ( empty @ SV54 )
        = $true )
      | ( ( ~ ( empty @ ( cartesian_product2 @ SV29 @ SV54 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[839]) ).

thf(883,plain,
    ! [SV30: $i,SV55: $i] :
      ( ( ( element @ SV55 @ ( powerset @ SV30 ) )
        = $false )
      | ( ( ( subset_complement @ SV30 @ ( subset_complement @ SV30 @ SV55 ) )
          = SV55 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[840]) ).

thf(884,plain,
    ! [SV31: $i,SV56: $i] :
      ( ( ( element @ SV56 @ ( powerset @ ( powerset @ SV31 ) ) )
        = $false )
      | ( ( ( complements_of_subsets @ SV31 @ ( complements_of_subsets @ SV31 @ SV56 ) )
          = SV56 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[841]) ).

thf(885,plain,
    ! [SV57: $i,SV32: $i] :
      ( ( ( in @ SV32 @ SV57 )
        = $false )
      | ( ( element @ SV32 @ SV57 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[842]) ).

thf(886,plain,
    ! [SV58: $i,SV33: $i] :
      ( ( ( element @ SV33 @ SV58 )
        = $false )
      | ( ( ( empty @ SV58 )
          | ( in @ SV33 @ SV58 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[843]) ).

thf(887,plain,
    ! [SV34: $i,SV69: $i,SV59: $i] :
      ( ( ( ~ ( element @ SV59 @ ( powerset @ SV69 ) )
          | ~ ( in @ SV34 @ SV59 ) )
        = $true )
      | ( ( element @ SV34 @ SV69 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[844]) ).

thf(888,plain,
    ! [SV35: $i,SV70: $i,SV60: $i] :
      ( ( ( ~ ( element @ SV60 @ ( powerset @ SV70 ) )
          | ~ ( in @ SV35 @ SV60 ) )
        = $true )
      | ( ( ~ ( empty @ SV70 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[845]) ).

thf(889,plain,
    ! [SV37: $i,SV61: $i] :
      ( ( ( empty @ SV61 )
        = $false )
      | ( ( ~ ( in @ SV37 @ SV61 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[847]) ).

thf(890,plain,
    ! [SV62: $i,SV38: $i] :
      ( ( ( SV38 = SV62 )
        = $true )
      | ( ( ~ ( empty @ SV38 ) )
        = $true )
      | ( ( ~ ( empty @ SV62 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[848]) ).

thf(891,plain,
    ( ( empty @ sK6_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[849]) ).

thf(892,plain,
    ( ( ~ ! [SX0: $i] :
            ( ( empty @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( element @ SX1 @ SX0 )
                | ( in @ SX1 @ SX0 ) ) )
      | ~ ! [SX0: $i] :
            ( ( empty @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( in @ SX1 @ SX0 )
                | ( element @ SX1 @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[851]) ).

thf(893,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( element @ SX1 @ SX0 )
                | ( empty @ SX1 ) ) )
      | ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( empty @ SX1 )
                | ( element @ SX1 @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[852]) ).

thf(894,plain,
    ! [SV39: $i] :
      ( ( ( ~ ( element @ ( sK8_B @ SV39 ) @ ( powerset @ SV39 ) ) )
        = $false )
      | ( ( empty @ SV39 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[853]) ).

thf(895,plain,
    ! [SV39: $i] :
      ( ( ( ~ ~ ( empty @ ( sK8_B @ SV39 ) ) )
        = $false )
      | ( ( empty @ SV39 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[853]) ).

thf(896,plain,
    ! [SV73: $i] :
      ( ( ~ ( latt_str @ SV73 )
        | ( join_semilatt_str @ SV73 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[854]) ).

thf(897,plain,
    ! [SV74: $i] :
      ( ( ~ ( latt_str @ SV74 )
        | ( meet_semilatt_str @ SV74 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[855]) ).

thf(898,plain,
    ! [SV40: $i] :
      ( ( ( ~ ~ ( ~ ( element @ ( sK3_B @ SV40 ) @ ( powerset @ SV40 ) )
                | ~ ~ ( empty @ ( sK3_B @ SV40 ) ) ) )
        = $false )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[856]) ).

thf(899,plain,
    ! [SV40: $i] :
      ( ( ( ~ ( finite @ ( sK3_B @ SV40 ) ) )
        = $false )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[856]) ).

thf(900,plain,
    ( ( empty @ sK10_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[857]) ).

thf(901,plain,
    ! [SV41: $i] :
      ( ( ( one_sorted_str @ SV41 )
        = $false )
      | ( ( empty_carrier @ SV41 )
        = $true )
      | ( ( ~ ( ~ ( element @ ( sK2_B @ SV41 ) @ ( powerset @ ( the_carrier @ SV41 ) ) )
              | ~ ~ ( empty @ ( sK2_B @ SV41 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[859]) ).

thf(902,plain,
    ( ( empty_carrier @ sK15_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[861]) ).

thf(903,plain,
    ! [SV42: $i,SV63: $i] :
      ( ( ( ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV42 )
          | ~ ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV63 ) )
        = $false )
      | ( ( element @ SV42 @ ( powerset @ SV63 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[862]) ).

thf(904,plain,
    ! [SV43: $i] :
      ( ( element @ ( sK5_B @ SV43 ) @ ( powerset @ SV43 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[865]) ).

thf(905,plain,
    ! [SV43: $i] :
      ( ( empty @ ( sK5_B @ SV43 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[866]) ).

thf(906,plain,
    ! [SV75: $i] :
      ( ( ! [SY130: $i] :
            ( ~ ( element @ SV75 @ ( powerset @ SY130 ) )
            | ( subset @ SV75 @ SY130 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[867]) ).

thf(907,plain,
    ! [SV76: $i] :
      ( ( ! [SY131: $i] :
            ( ~ ( subset @ SV76 @ SY131 )
            | ( element @ SV76 @ ( powerset @ SY131 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[868]) ).

thf(908,plain,
    ! [SV5: $i] :
      ( ( ( empty @ ( the_carrier @ SV5 ) )
        = $false )
      | ( ( empty_carrier @ SV5 )
        = $true )
      | ( ( one_sorted_str @ SV5 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[869]) ).

thf(909,plain,
    ! [SV6: $i,SV44: $i,SV77: $i] :
      ( ( ( ~ ( in @ SV77 @ SV44 )
          | ( in @ SV77 @ SV6 ) )
        = $true )
      | ( ( element @ SV44 @ ( powerset @ SV6 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[870]) ).

thf(910,plain,
    ! [SV8: $i,SV71: $i] :
      ( ( ( ~ ( element @ SV71 @ ( powerset @ SV8 ) ) )
        = $true )
      | ( ( v1_membered @ SV71 )
        = $true )
      | ( ( v1_membered @ SV8 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[871]) ).

thf(911,plain,
    ! [SV12: $i,SV72: $i] :
      ( ( ( ~ ( element @ SV72 @ ( powerset @ SV12 ) ) )
        = $true )
      | ( ( finite @ SV72 )
        = $true )
      | ( ( finite @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[872]) ).

thf(912,plain,
    ! [SV64: $i,SV45: $i,SV13: $i] :
      ( ( ( ( empty_carrier @ SV13 )
          | ~ ( join_semilatt_str @ SV13 )
          | ~ ( element @ SV45 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( ~ ( element @ SV64 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( element @ ( join @ SV13 @ SV45 @ SV64 ) @ ( the_carrier @ SV13 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[873]) ).

thf(913,plain,
    ! [SV65: $i,SV46: $i,SV14: $i] :
      ( ( ( ( empty_carrier @ SV14 )
          | ~ ( meet_semilatt_str @ SV14 )
          | ~ ( element @ SV46 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( element @ SV65 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( element @ ( meet @ SV14 @ SV46 @ SV65 ) @ ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[874]) ).

thf(914,plain,
    ! [SV66: $i,SV19: $i,SV50: $i] :
      ( ( ( ~ ( element @ SV50 @ ( powerset @ SV19 ) ) )
        = $true )
      | ( ( ~ ( element @ SV66 @ ( powerset @ SV19 ) ) )
        = $true )
      | ( ( element @ ( subset_difference @ SV19 @ SV50 @ SV66 ) @ ( powerset @ SV19 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[878]) ).

thf(915,plain,
    ! [SV54: $i,SV29: $i] :
      ( ( ( empty @ ( cartesian_product2 @ SV29 @ SV54 ) )
        = $false )
      | ( ( empty @ SV54 )
        = $true )
      | ( ( empty @ SV29 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[882]) ).

thf(916,plain,
    ! [SV33: $i,SV58: $i] :
      ( ( ( empty @ SV58 )
        = $true )
      | ( ( in @ SV33 @ SV58 )
        = $true )
      | ( ( element @ SV33 @ SV58 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[886]) ).

thf(917,plain,
    ! [SV34: $i,SV69: $i,SV59: $i] :
      ( ( ( ~ ( element @ SV59 @ ( powerset @ SV69 ) ) )
        = $true )
      | ( ( ~ ( in @ SV34 @ SV59 ) )
        = $true )
      | ( ( element @ SV34 @ SV69 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[887]) ).

thf(918,plain,
    ! [SV35: $i,SV70: $i,SV60: $i] :
      ( ( ( ~ ( element @ SV60 @ ( powerset @ SV70 ) ) )
        = $true )
      | ( ( ~ ( in @ SV35 @ SV60 ) )
        = $true )
      | ( ( ~ ( empty @ SV70 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[888]) ).

thf(919,plain,
    ! [SV61: $i,SV37: $i] :
      ( ( ( in @ SV37 @ SV61 )
        = $false )
      | ( ( empty @ SV61 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[889]) ).

thf(920,plain,
    ! [SV62: $i,SV38: $i] :
      ( ( ( empty @ SV38 )
        = $false )
      | ( ( SV38 = SV62 )
        = $true )
      | ( ( ~ ( empty @ SV62 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[890]) ).

thf(921,plain,
    ( ( ~ ! [SX0: $i] :
            ( ( empty @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( element @ SX1 @ SX0 )
                | ( in @ SX1 @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[892]) ).

thf(922,plain,
    ( ( ~ ! [SX0: $i] :
            ( ( empty @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( in @ SX1 @ SX0 )
                | ( element @ SX1 @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[892]) ).

thf(923,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( element @ SX1 @ SX0 )
                | ( empty @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[893]) ).

thf(924,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( empty @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( empty @ SX1 )
                | ( element @ SX1 @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[893]) ).

thf(925,plain,
    ! [SV39: $i] :
      ( ( ( element @ ( sK8_B @ SV39 ) @ ( powerset @ SV39 ) )
        = $true )
      | ( ( empty @ SV39 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[894]) ).

thf(926,plain,
    ! [SV39: $i] :
      ( ( ( ~ ( empty @ ( sK8_B @ SV39 ) ) )
        = $true )
      | ( ( empty @ SV39 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[895]) ).

thf(927,plain,
    ! [SV73: $i] :
      ( ( ( ~ ( latt_str @ SV73 ) )
        = $true )
      | ( ( join_semilatt_str @ SV73 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[896]) ).

thf(928,plain,
    ! [SV74: $i] :
      ( ( ( ~ ( latt_str @ SV74 ) )
        = $true )
      | ( ( meet_semilatt_str @ SV74 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[897]) ).

thf(929,plain,
    ! [SV40: $i] :
      ( ( ( ~ ( ~ ( element @ ( sK3_B @ SV40 ) @ ( powerset @ SV40 ) )
              | ~ ~ ( empty @ ( sK3_B @ SV40 ) ) ) )
        = $true )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[898]) ).

thf(930,plain,
    ! [SV40: $i] :
      ( ( ( finite @ ( sK3_B @ SV40 ) )
        = $true )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[899]) ).

thf(931,plain,
    ! [SV41: $i] :
      ( ( ( ~ ( element @ ( sK2_B @ SV41 ) @ ( powerset @ ( the_carrier @ SV41 ) ) )
          | ~ ~ ( empty @ ( sK2_B @ SV41 ) ) )
        = $false )
      | ( ( empty_carrier @ SV41 )
        = $true )
      | ( ( one_sorted_str @ SV41 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[901]) ).

thf(932,plain,
    ! [SV42: $i,SV63: $i] :
      ( ( ( ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV42 ) )
        = $false )
      | ( ( element @ SV42 @ ( powerset @ SV63 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[903]) ).

thf(933,plain,
    ! [SV42: $i,SV63: $i] :
      ( ( ( ~ ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV63 ) )
        = $false )
      | ( ( element @ SV42 @ ( powerset @ SV63 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[903]) ).

thf(934,plain,
    ! [SV78: $i,SV75: $i] :
      ( ( ~ ( element @ SV75 @ ( powerset @ SV78 ) )
        | ( subset @ SV75 @ SV78 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[906]) ).

thf(935,plain,
    ! [SV79: $i,SV76: $i] :
      ( ( ~ ( subset @ SV76 @ SV79 )
        | ( element @ SV76 @ ( powerset @ SV79 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[907]) ).

thf(936,plain,
    ! [SV6: $i,SV44: $i,SV77: $i] :
      ( ( ( ~ ( in @ SV77 @ SV44 ) )
        = $true )
      | ( ( in @ SV77 @ SV6 )
        = $true )
      | ( ( element @ SV44 @ ( powerset @ SV6 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[909]) ).

thf(937,plain,
    ! [SV8: $i,SV71: $i] :
      ( ( ( element @ SV71 @ ( powerset @ SV8 ) )
        = $false )
      | ( ( v1_membered @ SV71 )
        = $true )
      | ( ( v1_membered @ SV8 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[910]) ).

thf(938,plain,
    ! [SV12: $i,SV72: $i] :
      ( ( ( element @ SV72 @ ( powerset @ SV12 ) )
        = $false )
      | ( ( finite @ SV72 )
        = $true )
      | ( ( finite @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[911]) ).

thf(939,plain,
    ! [SV64: $i,SV45: $i,SV13: $i] :
      ( ( ( ( empty_carrier @ SV13 )
          | ~ ( join_semilatt_str @ SV13 ) )
        = $true )
      | ( ( ~ ( element @ SV45 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( ~ ( element @ SV64 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( element @ ( join @ SV13 @ SV45 @ SV64 ) @ ( the_carrier @ SV13 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[912]) ).

thf(940,plain,
    ! [SV65: $i,SV46: $i,SV14: $i] :
      ( ( ( ( empty_carrier @ SV14 )
          | ~ ( meet_semilatt_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV46 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( element @ SV65 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( element @ ( meet @ SV14 @ SV46 @ SV65 ) @ ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[913]) ).

thf(941,plain,
    ! [SV66: $i,SV19: $i,SV50: $i] :
      ( ( ( element @ SV50 @ ( powerset @ SV19 ) )
        = $false )
      | ( ( ~ ( element @ SV66 @ ( powerset @ SV19 ) ) )
        = $true )
      | ( ( element @ ( subset_difference @ SV19 @ SV50 @ SV66 ) @ ( powerset @ SV19 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[914]) ).

thf(942,plain,
    ! [SV34: $i,SV69: $i,SV59: $i] :
      ( ( ( element @ SV59 @ ( powerset @ SV69 ) )
        = $false )
      | ( ( ~ ( in @ SV34 @ SV59 ) )
        = $true )
      | ( ( element @ SV34 @ SV69 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[917]) ).

thf(943,plain,
    ! [SV35: $i,SV70: $i,SV60: $i] :
      ( ( ( element @ SV60 @ ( powerset @ SV70 ) )
        = $false )
      | ( ( ~ ( in @ SV35 @ SV60 ) )
        = $true )
      | ( ( ~ ( empty @ SV70 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[918]) ).

thf(944,plain,
    ! [SV38: $i,SV62: $i] :
      ( ( ( empty @ SV62 )
        = $false )
      | ( ( SV38 = SV62 )
        = $true )
      | ( ( empty @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[920]) ).

thf(945,plain,
    ( ( ! [SX0: $i] :
          ( ( empty @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( element @ SX1 @ SX0 )
              | ( in @ SX1 @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[921]) ).

thf(946,plain,
    ( ( ! [SX0: $i] :
          ( ( empty @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( in @ SX1 @ SX0 )
              | ( element @ SX1 @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[922]) ).

thf(947,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( element @ SX1 @ SX0 )
              | ( empty @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[923]) ).

thf(948,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( empty @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( empty @ SX1 )
              | ( element @ SX1 @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[924]) ).

thf(949,plain,
    ! [SV39: $i] :
      ( ( ( empty @ ( sK8_B @ SV39 ) )
        = $false )
      | ( ( empty @ SV39 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[926]) ).

thf(950,plain,
    ! [SV73: $i] :
      ( ( ( latt_str @ SV73 )
        = $false )
      | ( ( join_semilatt_str @ SV73 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[927]) ).

thf(951,plain,
    ! [SV74: $i] :
      ( ( ( latt_str @ SV74 )
        = $false )
      | ( ( meet_semilatt_str @ SV74 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[928]) ).

thf(952,plain,
    ! [SV40: $i] :
      ( ( ( ~ ( element @ ( sK3_B @ SV40 ) @ ( powerset @ SV40 ) )
          | ~ ~ ( empty @ ( sK3_B @ SV40 ) ) )
        = $false )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[929]) ).

thf(953,plain,
    ! [SV41: $i] :
      ( ( ( ~ ( element @ ( sK2_B @ SV41 ) @ ( powerset @ ( the_carrier @ SV41 ) ) ) )
        = $false )
      | ( ( empty_carrier @ SV41 )
        = $true )
      | ( ( one_sorted_str @ SV41 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[931]) ).

thf(954,plain,
    ! [SV41: $i] :
      ( ( ( ~ ~ ( empty @ ( sK2_B @ SV41 ) ) )
        = $false )
      | ( ( empty_carrier @ SV41 )
        = $true )
      | ( ( one_sorted_str @ SV41 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[931]) ).

thf(955,plain,
    ! [SV42: $i,SV63: $i] :
      ( ( ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV42 )
        = $true )
      | ( ( element @ SV42 @ ( powerset @ SV63 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[932]) ).

thf(956,plain,
    ! [SV42: $i,SV63: $i] :
      ( ( ( ~ ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV63 ) )
        = $true )
      | ( ( element @ SV42 @ ( powerset @ SV63 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[933]) ).

thf(957,plain,
    ! [SV78: $i,SV75: $i] :
      ( ( ( ~ ( element @ SV75 @ ( powerset @ SV78 ) ) )
        = $true )
      | ( ( subset @ SV75 @ SV78 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[934]) ).

thf(958,plain,
    ! [SV79: $i,SV76: $i] :
      ( ( ( ~ ( subset @ SV76 @ SV79 ) )
        = $true )
      | ( ( element @ SV76 @ ( powerset @ SV79 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[935]) ).

thf(959,plain,
    ! [SV6: $i,SV44: $i,SV77: $i] :
      ( ( ( in @ SV77 @ SV44 )
        = $false )
      | ( ( in @ SV77 @ SV6 )
        = $true )
      | ( ( element @ SV44 @ ( powerset @ SV6 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[936]) ).

thf(960,plain,
    ! [SV64: $i,SV45: $i,SV13: $i] :
      ( ( ( empty_carrier @ SV13 )
        = $true )
      | ( ( ~ ( join_semilatt_str @ SV13 ) )
        = $true )
      | ( ( ~ ( element @ SV45 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( ~ ( element @ SV64 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( element @ ( join @ SV13 @ SV45 @ SV64 ) @ ( the_carrier @ SV13 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[939]) ).

thf(961,plain,
    ! [SV65: $i,SV46: $i,SV14: $i] :
      ( ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( ~ ( meet_semilatt_str @ SV14 ) )
        = $true )
      | ( ( ~ ( element @ SV46 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( element @ SV65 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( element @ ( meet @ SV14 @ SV46 @ SV65 ) @ ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[940]) ).

thf(962,plain,
    ! [SV50: $i,SV19: $i,SV66: $i] :
      ( ( ( element @ SV66 @ ( powerset @ SV19 ) )
        = $false )
      | ( ( element @ SV50 @ ( powerset @ SV19 ) )
        = $false )
      | ( ( element @ ( subset_difference @ SV19 @ SV50 @ SV66 ) @ ( powerset @ SV19 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[941]) ).

thf(963,plain,
    ! [SV69: $i,SV59: $i,SV34: $i] :
      ( ( ( in @ SV34 @ SV59 )
        = $false )
      | ( ( element @ SV59 @ ( powerset @ SV69 ) )
        = $false )
      | ( ( element @ SV34 @ SV69 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[942]) ).

thf(964,plain,
    ! [SV70: $i,SV60: $i,SV35: $i] :
      ( ( ( in @ SV35 @ SV60 )
        = $false )
      | ( ( element @ SV60 @ ( powerset @ SV70 ) )
        = $false )
      | ( ( ~ ( empty @ SV70 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[943]) ).

thf(965,plain,
    ! [SV80: $i] :
      ( ( ( empty @ SV80 )
        | ! [SY132: $i] :
            ( ~ ( element @ SY132 @ SV80 )
            | ( in @ SY132 @ SV80 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[945]) ).

thf(966,plain,
    ! [SV81: $i] :
      ( ( ( empty @ SV81 )
        | ! [SY133: $i] :
            ( ~ ( in @ SY133 @ SV81 )
            | ( element @ SY133 @ SV81 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[946]) ).

thf(967,plain,
    ! [SV82: $i] :
      ( ( ~ ( empty @ SV82 )
        | ! [SY134: $i] :
            ( ~ ( element @ SY134 @ SV82 )
            | ( empty @ SY134 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[947]) ).

thf(968,plain,
    ! [SV83: $i] :
      ( ( ~ ( empty @ SV83 )
        | ! [SY135: $i] :
            ( ~ ( empty @ SY135 )
            | ( element @ SY135 @ SV83 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[948]) ).

thf(969,plain,
    ! [SV40: $i] :
      ( ( ( ~ ( element @ ( sK3_B @ SV40 ) @ ( powerset @ SV40 ) ) )
        = $false )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[952]) ).

thf(970,plain,
    ! [SV40: $i] :
      ( ( ( ~ ~ ( empty @ ( sK3_B @ SV40 ) ) )
        = $false )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[952]) ).

thf(971,plain,
    ! [SV41: $i] :
      ( ( ( element @ ( sK2_B @ SV41 ) @ ( powerset @ ( the_carrier @ SV41 ) ) )
        = $true )
      | ( ( empty_carrier @ SV41 )
        = $true )
      | ( ( one_sorted_str @ SV41 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[953]) ).

thf(972,plain,
    ! [SV41: $i] :
      ( ( ( ~ ( empty @ ( sK2_B @ SV41 ) ) )
        = $true )
      | ( ( empty_carrier @ SV41 )
        = $true )
      | ( ( one_sorted_str @ SV41 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[954]) ).

thf(973,plain,
    ! [SV42: $i,SV63: $i] :
      ( ( ( in @ ( sK14_C @ SV63 @ SV42 ) @ SV63 )
        = $false )
      | ( ( element @ SV42 @ ( powerset @ SV63 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[956]) ).

thf(974,plain,
    ! [SV78: $i,SV75: $i] :
      ( ( ( element @ SV75 @ ( powerset @ SV78 ) )
        = $false )
      | ( ( subset @ SV75 @ SV78 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[957]) ).

thf(975,plain,
    ! [SV79: $i,SV76: $i] :
      ( ( ( subset @ SV76 @ SV79 )
        = $false )
      | ( ( element @ SV76 @ ( powerset @ SV79 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[958]) ).

thf(976,plain,
    ! [SV64: $i,SV45: $i,SV13: $i] :
      ( ( ( join_semilatt_str @ SV13 )
        = $false )
      | ( ( empty_carrier @ SV13 )
        = $true )
      | ( ( ~ ( element @ SV45 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( ~ ( element @ SV64 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( element @ ( join @ SV13 @ SV45 @ SV64 ) @ ( the_carrier @ SV13 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[960]) ).

thf(977,plain,
    ! [SV65: $i,SV46: $i,SV14: $i] :
      ( ( ( meet_semilatt_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( ~ ( element @ SV46 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( ~ ( element @ SV65 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( element @ ( meet @ SV14 @ SV46 @ SV65 ) @ ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[961]) ).

thf(978,plain,
    ! [SV35: $i,SV60: $i,SV70: $i] :
      ( ( ( empty @ SV70 )
        = $false )
      | ( ( element @ SV60 @ ( powerset @ SV70 ) )
        = $false )
      | ( ( in @ SV35 @ SV60 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[964]) ).

thf(979,plain,
    ! [SV80: $i] :
      ( ( ( empty @ SV80 )
        = $true )
      | ( ( ! [SY132: $i] :
              ( ~ ( element @ SY132 @ SV80 )
              | ( in @ SY132 @ SV80 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[965]) ).

thf(980,plain,
    ! [SV81: $i] :
      ( ( ( empty @ SV81 )
        = $true )
      | ( ( ! [SY133: $i] :
              ( ~ ( in @ SY133 @ SV81 )
              | ( element @ SY133 @ SV81 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[966]) ).

thf(981,plain,
    ! [SV82: $i] :
      ( ( ( ~ ( empty @ SV82 ) )
        = $true )
      | ( ( ! [SY134: $i] :
              ( ~ ( element @ SY134 @ SV82 )
              | ( empty @ SY134 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[967]) ).

thf(982,plain,
    ! [SV83: $i] :
      ( ( ( ~ ( empty @ SV83 ) )
        = $true )
      | ( ( ! [SY135: $i] :
              ( ~ ( empty @ SY135 )
              | ( element @ SY135 @ SV83 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[968]) ).

thf(983,plain,
    ! [SV40: $i] :
      ( ( ( element @ ( sK3_B @ SV40 ) @ ( powerset @ SV40 ) )
        = $true )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[969]) ).

thf(984,plain,
    ! [SV40: $i] :
      ( ( ( ~ ( empty @ ( sK3_B @ SV40 ) ) )
        = $true )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[970]) ).

thf(985,plain,
    ! [SV41: $i] :
      ( ( ( empty @ ( sK2_B @ SV41 ) )
        = $false )
      | ( ( empty_carrier @ SV41 )
        = $true )
      | ( ( one_sorted_str @ SV41 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[972]) ).

thf(986,plain,
    ! [SV64: $i,SV13: $i,SV45: $i] :
      ( ( ( element @ SV45 @ ( the_carrier @ SV13 ) )
        = $false )
      | ( ( empty_carrier @ SV13 )
        = $true )
      | ( ( join_semilatt_str @ SV13 )
        = $false )
      | ( ( ~ ( element @ SV64 @ ( the_carrier @ SV13 ) ) )
        = $true )
      | ( ( element @ ( join @ SV13 @ SV45 @ SV64 ) @ ( the_carrier @ SV13 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[976]) ).

thf(987,plain,
    ! [SV65: $i,SV14: $i,SV46: $i] :
      ( ( ( element @ SV46 @ ( the_carrier @ SV14 ) )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( meet_semilatt_str @ SV14 )
        = $false )
      | ( ( ~ ( element @ SV65 @ ( the_carrier @ SV14 ) ) )
        = $true )
      | ( ( element @ ( meet @ SV14 @ SV46 @ SV65 ) @ ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[977]) ).

thf(988,plain,
    ! [SV80: $i,SV84: $i] :
      ( ( ( ~ ( element @ SV84 @ SV80 )
          | ( in @ SV84 @ SV80 ) )
        = $true )
      | ( ( empty @ SV80 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[979]) ).

thf(989,plain,
    ! [SV81: $i,SV85: $i] :
      ( ( ( ~ ( in @ SV85 @ SV81 )
          | ( element @ SV85 @ SV81 ) )
        = $true )
      | ( ( empty @ SV81 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[980]) ).

thf(990,plain,
    ! [SV82: $i] :
      ( ( ( empty @ SV82 )
        = $false )
      | ( ( ! [SY134: $i] :
              ( ~ ( element @ SY134 @ SV82 )
              | ( empty @ SY134 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[981]) ).

thf(991,plain,
    ! [SV83: $i] :
      ( ( ( empty @ SV83 )
        = $false )
      | ( ( ! [SY135: $i] :
              ( ~ ( empty @ SY135 )
              | ( element @ SY135 @ SV83 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[982]) ).

thf(992,plain,
    ! [SV40: $i] :
      ( ( ( empty @ ( sK3_B @ SV40 ) )
        = $false )
      | ( ( empty @ SV40 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[984]) ).

thf(993,plain,
    ! [SV45: $i,SV13: $i,SV64: $i] :
      ( ( ( element @ SV64 @ ( the_carrier @ SV13 ) )
        = $false )
      | ( ( join_semilatt_str @ SV13 )
        = $false )
      | ( ( empty_carrier @ SV13 )
        = $true )
      | ( ( element @ SV45 @ ( the_carrier @ SV13 ) )
        = $false )
      | ( ( element @ ( join @ SV13 @ SV45 @ SV64 ) @ ( the_carrier @ SV13 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[986]) ).

thf(994,plain,
    ! [SV46: $i,SV14: $i,SV65: $i] :
      ( ( ( element @ SV65 @ ( the_carrier @ SV14 ) )
        = $false )
      | ( ( meet_semilatt_str @ SV14 )
        = $false )
      | ( ( empty_carrier @ SV14 )
        = $true )
      | ( ( element @ SV46 @ ( the_carrier @ SV14 ) )
        = $false )
      | ( ( element @ ( meet @ SV14 @ SV46 @ SV65 ) @ ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[987]) ).

thf(995,plain,
    ! [SV80: $i,SV84: $i] :
      ( ( ( ~ ( element @ SV84 @ SV80 ) )
        = $true )
      | ( ( in @ SV84 @ SV80 )
        = $true )
      | ( ( empty @ SV80 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[988]) ).

thf(996,plain,
    ! [SV81: $i,SV85: $i] :
      ( ( ( ~ ( in @ SV85 @ SV81 ) )
        = $true )
      | ( ( element @ SV85 @ SV81 )
        = $true )
      | ( ( empty @ SV81 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[989]) ).

thf(997,plain,
    ! [SV82: $i,SV86: $i] :
      ( ( ( ~ ( element @ SV86 @ SV82 )
          | ( empty @ SV86 ) )
        = $true )
      | ( ( empty @ SV82 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[990]) ).

thf(998,plain,
    ! [SV83: $i,SV87: $i] :
      ( ( ( ~ ( empty @ SV87 )
          | ( element @ SV87 @ SV83 ) )
        = $true )
      | ( ( empty @ SV83 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[991]) ).

thf(999,plain,
    ! [SV80: $i,SV84: $i] :
      ( ( ( element @ SV84 @ SV80 )
        = $false )
      | ( ( in @ SV84 @ SV80 )
        = $true )
      | ( ( empty @ SV80 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[995]) ).

thf(1000,plain,
    ! [SV81: $i,SV85: $i] :
      ( ( ( in @ SV85 @ SV81 )
        = $false )
      | ( ( element @ SV85 @ SV81 )
        = $true )
      | ( ( empty @ SV81 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[996]) ).

thf(1001,plain,
    ! [SV82: $i,SV86: $i] :
      ( ( ( ~ ( element @ SV86 @ SV82 ) )
        = $true )
      | ( ( empty @ SV86 )
        = $true )
      | ( ( empty @ SV82 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[997]) ).

thf(1002,plain,
    ! [SV83: $i,SV87: $i] :
      ( ( ( ~ ( empty @ SV87 ) )
        = $true )
      | ( ( element @ SV87 @ SV83 )
        = $true )
      | ( ( empty @ SV83 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[998]) ).

thf(1003,plain,
    ! [SV82: $i,SV86: $i] :
      ( ( ( element @ SV86 @ SV82 )
        = $false )
      | ( ( empty @ SV86 )
        = $true )
      | ( ( empty @ SV82 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1001]) ).

thf(1004,plain,
    ! [SV83: $i,SV87: $i] :
      ( ( ( empty @ SV87 )
        = $false )
      | ( ( element @ SV87 @ SV83 )
        = $true )
      | ( ( empty @ SV83 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1002]) ).

thf(1005,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[614,1004,1003,1000,999,994,993,992,985,983,978,975,974,973,971,963,962,959,955,951,950,949,944,938,937,930,925,919,916,915,908,905,904,902,900,891,885,884,883,881,880,879,877,876,875,864,863,860,858,850,846,837,835,826,825,824,820,819,818,817,784,782,781,750,742,731,725,717,697,683,671,667,666,645,644,643,642,640,638,637,636,635,634,633,632,631,630,629,628,626,625,624,623,622,621,620,619,618,617,616,615]) ).

thf(1006,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[1005]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU306+2 : 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
% 0.14/0.17  % Computer : n009.cluster.edu
% 0.14/0.17  % Model    : x86_64 x86_64
% 0.14/0.17  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.17  % Memory   : 8046.5625MB
% 0.14/0.17  % OS       : Linux 6.8.0-71-generic
% 0.14/0.17  % CPULimit : 300
% 0.14/0.17  % WCLimit  : 300
% 0.14/0.17  % DateTime : Tue Oct  6 15:13:05 UTC 2026
% 0.14/0.17  % CPUTime  : 
% 0.14/0.17  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 4.39/1.02  ....
% 4.39/1.02  
% 4.39/1.02   No.of.Axioms: 473
% 4.39/1.02  
% 4.39/1.02   Length.of.Defs: 0
% 4.39/1.02  
% 4.39/1.02   Contains.Choice.Funs: false
% 4.39/1.02  ...................
% 4.39/1.02  
% 4.39/1.02  ********************************
% 4.39/1.02  *   All subproblems solved!    *
% 4.39/1.02  ********************************
% 4.39/1.02  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:2,axioms:85,ps:3,u:5,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:1005,loop_count:0,foatp_calls:1,translation:fof_experiment)
% 4.39/1.02  
% 4.39/1.02  %**** Beginning of derivation protocol ****
% 4.39/1.02  % SZS output start CNFRefutation
% See solution above
% 4.39/1.02  
% 4.39/1.02  %**** End of derivation protocol ****
% 4.39/1.02  %**** no. of clauses in derivation: 617 ****
% 4.39/1.02  %**** clause counter: 1005 ****
% 4.39/1.02  
% 4.39/1.02  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:2,axioms:85,ps:3,u:5,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:1005,loop_count:0,foatp_calls:1,translation:fof_experiment)
%------------------------------------------------------------------------------