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

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SEU373+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 : n014.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Oct  7 10:44:11 AM UTC 2026

% Result   : Theorem 12.77s 2.32s
% Output   : CNFRefutation 12.77s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   30
%            Number of leaves      :  119
% Syntax   : Number of formulae    : 1344 ( 680 unt;   0 typ;   0 def)
%            Number of atoms       : 8996 (2631 equ;   0 cnn)
%            Maximal formula atoms :   11 (   6 avg)
%            Number of connectives : 17379 (3550   ~;2620   |; 144   &;10705   @)
%                                         (  66 <=>; 294  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   4 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  222 ( 219 usr;   9 con; 0-6 aty)
%            Number of variables   : 3033 (   0   ^;3015   !;  18   ?;3033   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_a_1_0_filter_1,type,
    a_1_0_filter_1: $i > $i ).

thf(tp_a_2_2_lattice3,type,
    a_2_2_lattice3: $i > $i > $i ).

thf(tp_a_2_3_lattice3,type,
    a_2_3_lattice3: $i > $i > $i ).

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

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

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

thf(tp_apply_as_element,type,
    apply_as_element: $i > $i > $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_apply_netmap,type,
    apply_netmap: $i > $i > $i > $i ).

thf(tp_apply_on_structs,type,
    apply_on_structs: $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_below_refl,type,
    below_refl: $i > $i > $i > $o ).

thf(tp_bijective,type,
    bijective: $i > $i > $i > $o ).

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

thf(tp_boole_lattice,type,
    boole_lattice: $i > $i ).

thf(tp_boolean_lattstr,type,
    boolean_lattstr: $i > $o ).

thf(tp_bottom_of_relstr,type,
    bottom_of_relstr: $i > $i ).

thf(tp_bottom_of_semilattstr,type,
    bottom_of_semilattstr: $i > $i ).

thf(tp_bounded_lattstr,type,
    bounded_lattstr: $i > $o ).

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

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

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

thf(tp_cast_to_el_of_LattPOSet,type,
    cast_to_el_of_LattPOSet: $i > $i > $i ).

thf(tp_cast_to_el_of_lattice,type,
    cast_to_el_of_lattice: $i > $i > $i ).

thf(tp_cast_to_subset,type,
    cast_to_subset: $i > $i ).

thf(tp_centered,type,
    centered: $i > $o ).

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

thf(tp_closed_subsets,type,
    closed_subsets: $i > $i > $o ).

thf(tp_compact_top_space,type,
    compact_top_space: $i > $o ).

thf(tp_complemented_lattstr,type,
    complemented_lattstr: $i > $o ).

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

thf(tp_complete_latt_str,type,
    complete_latt_str: $i > $o ).

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

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_directed_subset,type,
    directed_subset: $i > $i > $o ).

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

thf(tp_distributive_lattstr,type,
    distributive_lattstr: $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_carrier_subset,type,
    empty_carrier_subset: $i > $i ).

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_ex_inf_of_relstr_set,type,
    ex_inf_of_relstr_set: $i > $i > $o ).

thf(tp_ex_sup_of_relstr_set,type,
    ex_sup_of_relstr_set: $i > $i > $o ).

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

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

thf(tp_full_subrelstr,type,
    full_subrelstr: $i > $i > $o ).

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

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

thf(tp_identity_as_relation_of,type,
    identity_as_relation_of: $i > $i ).

thf(tp_identity_on_carrier,type,
    identity_on_carrier: $i > $i ).

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

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

thf(tp_incl_POSet,type,
    incl_POSet: $i > $i ).

thf(tp_inclusion_order,type,
    inclusion_order: $i > $i ).

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

thf(tp_interior,type,
    interior: $i > $i > $i ).

thf(tp_is_a_cover_of_carrier,type,
    is_a_cover_of_carrier: $i > $i > $o ).

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_eventually_in,type,
    is_eventually_in: $i > $i > $i > $o ).

thf(tp_is_often_in,type,
    is_often_in: $i > $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_absorbing,type,
    join_absorbing: $i > $o ).

thf(tp_join_associative,type,
    join_associative: $i > $o ).

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

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

thf(tp_join_of_latt_set,type,
    join_of_latt_set: $i > $i > $i ).

thf(tp_join_on_relstr,type,
    join_on_relstr: $i > $i > $i ).

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

thf(tp_k10_filter_1,type,
    k10_filter_1: $i > $i > $i > $i > $i ).

thf(tp_k1_pcomps_1,type,
    k1_pcomps_1: $i > $i ).

thf(tp_k2_lattice3,type,
    k2_lattice3: $i > $i ).

thf(tp_k8_filter_1,type,
    k8_filter_1: $i > $i > $i ).

thf(tp_latt_element_smaller,type,
    latt_element_smaller: $i > $i > $i > $o ).

thf(tp_latt_set_smaller,type,
    latt_set_smaller: $i > $i > $i > $o ).

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

thf(tp_latt_str_of,type,
    latt_str_of: $i > $i > $i > $i ).

thf(tp_lattice,type,
    lattice: $i > $o ).

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

thf(tp_lower_bounded_semilattstr,type,
    lower_bounded_semilattstr: $i > $o ).

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

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

thf(tp_meet_associative,type,
    meet_associative: $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_latt_set,type,
    meet_of_latt_set: $i > $i > $i ).

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

thf(tp_meet_on_relstr,type,
    meet_on_relstr: $i > $i > $i ).

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

thf(tp_modular_lattstr,type,
    modular_lattstr: $i > $o ).

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

thf(tp_net_str,type,
    net_str: $i > $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_onto,type,
    onto: $i > $i > $i > $o ).

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

thf(tp_open_subsets,type,
    open_subsets: $i > $i > $o ).

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

thf(tp_ordered_pair_as_product_element,type,
    ordered_pair_as_product_element: $i > $i > $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_point_neighbourhood,type,
    point_neighbourhood: $i > $i > $i > $o ).

thf(tp_poset_of_lattice,type,
    poset_of_lattice: $i > $i ).

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

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

thf(tp_proper_element,type,
    proper_element: $i > $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_reflexive_relstr,type,
    reflexive_relstr: $i > $o ).

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

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

thf(tp_related,type,
    related: $i > $i > $i > $o ).

thf(tp_related_reflexive,type,
    related_reflexive: $i > $i > $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_restr_as_relation_of,type,
    relation_dom_restr_as_relation_of: $i > $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_of_lattice,type,
    relation_of_lattice: $i > $i ).

thf(tp_relation_restriction,type,
    relation_restriction: $i > $i > $i ).

thf(tp_relation_restriction_as_relation_of,type,
    relation_restriction_as_relation_of: $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_relstr_element_smaller,type,
    relstr_element_smaller: $i > $i > $i > $o ).

thf(tp_relstr_set_smaller,type,
    relstr_set_smaller: $i > $i > $i > $o ).

thf(tp_sK10_SY242,type,
    sK10_SY242: $i > $i ).

thf(tp_sK11_SY337,type,
    sK11_SY337: $i > $i > $i ).

thf(tp_sK12_SY348,type,
    sK12_SY348: $i > $i > $i ).

thf(tp_sK13_SY335,type,
    sK13_SY335: $i > $i > $i ).

thf(tp_sK14_SY369,type,
    sK14_SY369: $i > $i > $i ).

thf(tp_sK15_SY377,type,
    sK15_SY377: $i > $i > $i ).

thf(tp_sK16_SY374,type,
    sK16_SY374: $i > $i > $i ).

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

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

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

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

thf(tp_sK5_SY224,type,
    sK5_SY224: $i > $i ).

thf(tp_sK6_SY282,type,
    sK6_SY282: $i > $i ).

thf(tp_sK7_SY326,type,
    sK7_SY326: $i ).

thf(tp_sK8_SY301,type,
    sK8_SY301: $i > $i ).

thf(tp_sK9_SY287,type,
    sK9_SY287: $i > $i ).

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

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

thf(tp_set_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_strict_latt_str,type,
    strict_latt_str: $i > $o ).

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

thf(tp_subnetstr,type,
    subnetstr: $i > $i > $i > $o ).

thf(tp_subrelstr,type,
    subrelstr: $i > $i > $o ).

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_subset_intersection2,type,
    subset_intersection2: $i > $i > $i > $i ).

thf(tp_subset_union2,type,
    subset_union2: $i > $i > $i > $i ).

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

thf(tp_symmetric,type,
    symmetric: $i > $o ).

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

thf(tp_the_topology,type,
    the_topology: $i > $i ).

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

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

thf(tp_topstr_closure,type,
    topstr_closure: $i > $i > $i ).

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

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

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

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

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

thf(tp_upper_bounded_semilattstr,type,
    upper_bounded_semilattstr: $i > $o ).

thf(tp_v1_binop_1,type,
    v1_binop_1: $i > $i > $o ).

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

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

thf(tp_v1_partfun1,type,
    v1_partfun1: $i > $i > $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_binop_1,type,
    v2_binop_1: $i > $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(tp_with_infima_relstr,type,
    with_infima_relstr: $i > $o ).

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

thf(1,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( in @ A @ B )
      & ! [C: $i,D: $i] :
          ( ( ( in @ C @ B )
            & ( subset @ D @ C ) )
         => ( in @ D @ B ) )
      & ! [C: $i] :
          ~ ( ( in @ C @ B )
            & ! [D: $i] :
                ~ ( ( in @ D @ B )
                  & ! [E: $i] :
                      ( ( subset @ E @ C )
                     => ( in @ E @ D ) ) ) )
      & ! [C: $i] :
          ~ ( ( subset @ C @ B )
            & ~ ( are_equipotent @ C @ B )
            & ~ ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t9_tarski) ).

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

thf(38,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(43,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
      <=> ( subset @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',redefinition_r1_ordinal1) ).

thf(73,axiom,
    ? [A: $i] :
      ( ( one_sorted_str @ A )
      & ~ ( empty_carrier @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_struct_0) ).

thf(177,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ~ ( empty @ ( cast_as_carrier_subset @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_pre_topc) ).

thf(194,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(215,axiom,
    ! [A: $i,B: $i] :
      ( ( ( one_sorted_str @ A )
        & ( net_str @ B @ A ) )
     => ? [C: $i] : ( subnetstr @ C @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_m1_yellow_6) ).

thf(222,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ? [B: $i] : ( net_str @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_l1_waybel_0) ).

thf(223,axiom,
    ? [A: $i] : ( one_sorted_str @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_l1_struct_0) ).

thf(229,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_u1_struct_0) ).

thf(231,axiom,
    ! [A: $i] :
      ( ( rel_str @ A )
     => ( relation_of2_as_subset @ ( the_InternalRel @ A ) @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_u1_orders_2) ).

thf(234,axiom,
    ! [A: $i,B: $i] :
      ( ( ( one_sorted_str @ A )
        & ( net_str @ B @ A ) )
     => ! [C: $i] :
          ( ( subnetstr @ C @ A @ B )
         => ( net_str @ C @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_yellow_6) ).

thf(236,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_subset_1) ).

thf(237,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_relset_1) ).

thf(240,axiom,
    ! [A: $i] :
      ( ( join_semilatt_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l2_lattices) ).

thf(241,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( net_str @ B @ A )
         => ( rel_str @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_waybel_0) ).

thf(242,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_struct_0) ).

thf(243,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_pre_topc) ).

thf(244,axiom,
    ! [A: $i] :
      ( ( rel_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_orders_2) ).

thf(245,axiom,
    ! [A: $i] :
      ( ( meet_semilatt_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_lattices) ).

thf(246,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k9_relat_1) ).

thf(264,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k5_ordinal2) ).

thf(267,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k4_xboole_0) ).

thf(268,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k4_tarski) ).

thf(275,axiom,
    ! [A: $i] :
      ( ( rel_str @ A )
     => ( element @ ( bottom_of_relstr @ A ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_yellow_0) ).

thf(276,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_xboole_0) ).

thf(277,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A )
        & ~ ( empty_carrier @ B )
        & ( net_str @ B @ A )
        & ( element @ C @ ( the_carrier @ B ) ) )
     => ( element @ ( apply_netmap @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_waybel_0) ).

thf(278,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_tarski) ).

thf(280,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_relat_1) ).

thf(283,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_zfmisc_1) ).

thf(285,axiom,
    ! [A: $i,B: $i] :
      ( ( rel_str @ A )
     => ( element @ ( meet_on_relstr @ A @ B ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_yellow_0) ).

thf(286,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_xboole_0) ).

thf(288,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_tarski) ).

thf(291,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_relat_1) ).

thf(292,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(293,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_mcart_1) ).

thf(298,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_zfmisc_1) ).

thf(300,axiom,
    ! [A: $i,B: $i] :
      ( ( rel_str @ A )
     => ( element @ ( join_on_relstr @ A @ B ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_yellow_0) ).

thf(301,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_xboole_0) ).

thf(303,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_wellord1) ).

thf(307,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_tarski) ).

thf(308,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_setfam_1) ).

thf(309,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_relat_1) ).

thf(310,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( element @ ( empty_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_pre_topc) ).

thf(312,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_ordinal1) ).

thf(313,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_mcart_1) ).

thf(316,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_funct_1) ).

thf(317,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_enumset1) ).

thf(319,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_binop_1) ).

thf(322,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k10_relat_1) ).

thf(331,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( net_str @ B @ A )
         => ! [C: $i] :
              ( ( net_str @ C @ A )
             => ( ( subnetstr @ C @ A @ B )
              <=> ( ( subrelstr @ C @ B )
                  & ( ( the_mapping @ A @ C )
                    = ( relation_dom_restr_as_relation_of @ ( the_carrier @ B ) @ ( the_carrier @ A ) @ ( the_mapping @ A @ B ) @ ( the_carrier @ C ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d8_yellow_6) ).

thf(333,axiom,
    ! [A: $i,B: $i] :
      ( ( proper_subset @ A @ B )
    <=> ( ( subset @ A @ B )
        & ( A != B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d8_xboole_0) ).

thf(374,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
    <=> ! [C: $i] :
          ( ( in @ C @ A )
         => ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

thf(375,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ A @ B )
          <=> ! [C: $i,D: $i] :
                ( ( in @ ( ordered_pair @ C @ D ) @ A )
               => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_relat_1) ).

thf(376,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(390,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( empty_carrier_subset @ A )
        = empty_set ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_pre_topc) ).

thf(391,axiom,
    ! [A: $i] :
      ( ( epsilon_transitive @ A )
    <=> ! [B: $i] :
          ( ( in @ B @ A )
         => ( subset @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_ordinal1) ).

thf(398,axiom,
    ! [A: $i,B: $i] :
      ( ( B
        = ( powerset @ A ) )
    <=> ! [C: $i] :
          ( ( in @ C @ B )
        <=> ( subset @ C @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_zfmisc_1) ).

thf(407,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( empty_carrier @ A )
      <=> ( empty @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_struct_0) ).

thf(409,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
    <=> ( subset @ C @ ( cartesian_product2 @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_relset_1) ).

thf(430,axiom,
    ! [A: $i] :
      ( ( rel_str @ A )
     => ! [B: $i] :
          ( ( rel_str @ B )
         => ( ( subrelstr @ B @ A )
          <=> ( ( subset @ ( the_carrier @ B ) @ ( the_carrier @ A ) )
              & ( subset @ ( the_InternalRel @ B ) @ ( the_InternalRel @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d13_yellow_0) ).

thf(442,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( identity_on_carrier @ A )
        = ( identity_as_relation_of @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d11_grcat_1) ).

thf(444,axiom,
    ! [A: $i,B: $i] :
      ( ( A = B )
    <=> ( ( subset @ A @ B )
        & ( subset @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d10_xboole_0) ).

thf(454,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( unordered_pair_as_carrier_subset @ A @ B @ C )
        = ( unordered_pair_as_carrier_subset @ A @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_struct_0) ).

thf(513,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_dom_restriction @ B @ A ) ) @ ( relation_rng @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t99_relat_1) ).

thf(515,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( subset @ A @ ( union @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t92_zfmisc_1) ).

thf(519,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ C @ B ) )
     => ( subset @ ( set_union2 @ A @ C ) @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t8_xboole_1) ).

thf(521,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ! [B: $i] :
          ( ( ~ ( empty_carrier @ B )
            & ( net_str @ B @ A ) )
         => ! [C: $i,D: $i] :
              ( ( subset @ C @ D )
             => ( ( ( is_eventually_in @ A @ B @ C )
                 => ( is_eventually_in @ A @ B @ D ) )
                & ( ( is_often_in @ A @ B @ C )
                 => ( is_often_in @ A @ B @ D ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t8_waybel_0) ).

thf(523,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_dom_restriction @ B @ A ) @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t88_relat_1) ).

thf(526,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ ( set_union2 @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t7_xboole_1) ).

thf(534,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ ( singleton @ A ) @ ( singleton @ B ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t6_zfmisc_1) ).

thf(544,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( disjoint @ B @ C ) )
     => ( disjoint @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t63_xboole_1) ).

thf(548,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( subset @ A @ B )
        & ( proper_subset @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t60_xboole_1) ).

thf(581,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( B
        = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t45_xboole_1) ).

thf(582,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_composition @ A @ B ) ) @ ( relation_rng @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t45_relat_1) ).

thf(586,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_dom @ ( relation_composition @ A @ B ) ) @ ( relation_dom @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t44_relat_1) ).

thf(593,axiom,
    ! [A: $i] :
      ( ( subset @ A @ empty_set )
     => ( A = empty_set ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_xboole_1) ).

thf(598,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ ( singleton @ B ) )
    <=> ( ( A = empty_set )
        | ( A
          = ( singleton @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t39_zfmisc_1) ).

thf(601,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ ( unordered_pair @ A @ B ) @ C )
    <=> ( ( in @ A @ C )
        & ( in @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t38_zfmisc_1) ).

thf(602,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ ( singleton @ A ) @ B )
    <=> ( in @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t37_zfmisc_1) ).

thf(603,axiom,
    ! [A: $i,B: $i] :
      ( ( ( set_difference @ A @ B )
        = empty_set )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t37_xboole_1) ).

thf(605,axiom,
    ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t36_xboole_1) ).

thf(610,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t33_xboole_1) ).

thf(616,axiom,
    ! [A: $i] :
      ( ! [B: $i] :
          ( ( in @ B @ A )
         => ( ( ordinal @ B )
            & ( subset @ B @ A ) ) )
     => ( ordinal @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t31_ordinal1) ).

thf(622,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( the_carrier @ ( boole_POSet @ A ) ) )
     => ! [C: $i] :
          ( ( element @ C @ ( the_carrier @ ( boole_POSet @ A ) ) )
         => ( ( related_reflexive @ ( boole_POSet @ A ) @ B @ C )
          <=> ( subset @ B @ C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_yellow_1) ).

thf(623,axiom,
    ! [A: $i] : ( subset @ empty_set @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_xboole_1) ).

thf(625,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( the_carrier @ ( boole_lattice @ A ) ) )
     => ! [C: $i] :
          ( ( element @ C @ ( the_carrier @ ( boole_lattice @ A ) ) )
         => ( ( below @ ( boole_lattice @ A ) @ B @ C )
          <=> ( subset @ B @ C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_lattice3) ).

thf(629,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_intersection2 @ A @ B )
        = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t28_xboole_1) ).

thf(632,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t26_xboole_1) ).

thf(639,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ A @ B )
           => ( ( subset @ ( relation_dom @ A ) @ ( relation_dom @ B ) )
              & ( subset @ ( relation_rng @ A ) @ ( relation_rng @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t25_relat_1) ).

thf(652,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( subset @ ( fiber @ ( relation_restriction @ C @ A ) @ B ) @ ( fiber @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t21_wellord1) ).

thf(657,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ ( relation_field @ B ) )
        & ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t20_wellord1) ).

thf(660,axiom,
    ! [A: $i] :
      ( ( ( the_carrier @ ( incl_POSet @ A ) )
        = A )
      & ( ( the_InternalRel @ ( incl_POSet @ A ) )
        = ( inclusion_order @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t1_yellow_1) ).

thf(661,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ B @ C ) )
     => ( subset @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t1_xboole_1) ).

thf(664,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ A @ C ) )
     => ( subset @ A @ ( set_intersection2 @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t19_xboole_1) ).

thf(669,axiom,
    ! [A: $i,B: $i] : ( subset @ ( set_intersection2 @ A @ B ) @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t17_xboole_1) ).

thf(674,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( subset @ A @ B )
       => ( subset @ ( relation_inverse_image @ C @ A ) @ ( relation_inverse_image @ C @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t178_relat_1) ).

thf(679,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( relation_of2_as_subset @ D @ C @ A )
     => ( ( subset @ A @ B )
       => ( relation_of2_as_subset @ D @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t16_relset_1) ).

thf(680,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_inverse_image @ B @ A ) @ ( relation_dom @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t167_relat_1) ).

thf(686,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( relation_of2_as_subset @ D @ C @ A )
     => ( ( subset @ ( relation_rng @ D ) @ B )
       => ( relation_of2_as_subset @ D @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t14_relset_1) ).

thf(692,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_image @ B @ A ) @ ( relation_rng @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t144_relat_1) ).

thf(696,axiom,
    ! [A: $i,B: $i] :
      ( ( ( subset @ A @ B )
        & ( finite @ B ) )
     => ( finite @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t13_finset_1) ).

thf(698,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( in @ A @ B )
      & ! [C: $i,D: $i] :
          ( ( ( in @ C @ B )
            & ( subset @ D @ C ) )
         => ( in @ D @ B ) )
      & ! [C: $i] :
          ( ( in @ C @ B )
         => ( in @ ( powerset @ C ) @ B ) )
      & ! [C: $i] :
          ~ ( ( subset @ C @ B )
            & ~ ( are_equipotent @ C @ B )
            & ~ ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t136_zfmisc_1) ).

thf(699,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_union2 @ A @ B )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t12_xboole_1) ).

thf(701,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( ( subset @ ( relation_dom @ C ) @ A )
        & ( subset @ ( relation_rng @ C ) @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t12_relset_1) ).

thf(702,axiom,
    ! [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(704,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ C @ D ) )
     => ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t119_zfmisc_1) ).

thf(706,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ C ) )
        & ( subset @ ( cartesian_product2 @ C @ A ) @ ( cartesian_product2 @ C @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t118_zfmisc_1) ).

thf(707,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_rng @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t118_relat_1) ).

thf(708,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng_restriction @ A @ B ) @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t117_relat_1) ).

thf(709,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t116_relat_1) ).

thf(747,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( subset @ A @ ( union @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l50_zfmisc_1) ).

thf(748,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ ( singleton @ B ) )
    <=> ( ( A = empty_set )
        | ( A
          = ( singleton @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l4_zfmisc_1) ).

thf(751,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( ( in @ C @ A )
        | ( subset @ A @ ( set_difference @ B @ ( singleton @ C ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l3_zfmisc_1) ).

thf(754,axiom,
    ! [A: $i,B: $i] :
      ( ( ( set_difference @ A @ B )
        = empty_set )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l32_xboole_1) ).

thf(756,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ ( singleton @ A ) @ B )
    <=> ( in @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l2_zfmisc_1) ).

thf(758,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_dom @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_dom @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l29_wellord1) ).

thf(764,conjecture,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( net_str @ B @ A )
         => ! [C: $i] :
              ( ( subnetstr @ C @ A @ B )
             => ( subset @ ( the_carrier @ C ) @ ( the_carrier @ B ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t19_yellow_6) ).

thf(765,negated_conjecture,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ! [B: $i] :
              ( ( net_str @ B @ A )
             => ! [C: $i] :
                  ( ( subnetstr @ C @ A @ B )
                 => ( subset @ ( the_carrier @ C ) @ ( the_carrier @ B ) ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[764]) ).

thf(766,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ! [B: $i] :
              ( ( net_str @ B @ A )
             => ! [C: $i] :
                  ( ( subnetstr @ C @ A @ B )
                 => ( subset @ ( the_carrier @ C ) @ ( the_carrier @ B ) ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[765]) ).

thf(767,plain,
    ( ( ! [A: $i] :
        ? [B: $i] :
          ( ( in @ A @ B )
          & ! [C: $i,D: $i] :
              ( ( ( in @ C @ B )
                & ( subset @ D @ C ) )
             => ( in @ D @ B ) )
          & ! [C: $i] :
              ~ ( ( in @ C @ B )
                & ! [D: $i] :
                    ~ ( ( in @ D @ B )
                      & ! [E: $i] :
                          ( ( subset @ E @ C )
                         => ( in @ E @ D ) ) ) )
          & ! [C: $i] :
              ~ ( ( subset @ C @ B )
                & ~ ( are_equipotent @ C @ B )
                & ~ ( in @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(768,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ A @ ( powerset @ B ) )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(769,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[38]) ).

thf(770,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ( ordinal_subset @ A @ B )
          <=> ( subset @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[43]) ).

thf(771,plain,
    ( ( ? [A: $i] :
          ( ( one_sorted_str @ A )
          & ~ ( empty_carrier @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[73]) ).

thf(772,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A ) )
         => ~ ( empty @ ( cast_as_carrier_subset @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[177]) ).

thf(773,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A ) )
         => ~ ( empty @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[194]) ).

thf(774,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( one_sorted_str @ A )
            & ( net_str @ B @ A ) )
         => ? [C: $i] : ( subnetstr @ C @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[215]) ).

thf(775,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ? [B: $i] : ( net_str @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[222]) ).

thf(776,plain,
    ( ( ? [A: $i] : ( one_sorted_str @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[223]) ).

thf(777,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[229]) ).

thf(778,plain,
    ( ( ! [A: $i] :
          ( ( rel_str @ A )
         => ( relation_of2_as_subset @ ( the_InternalRel @ A ) @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[231]) ).

thf(779,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( one_sorted_str @ A )
            & ( net_str @ B @ A ) )
         => ! [C: $i] :
              ( ( subnetstr @ C @ A @ B )
             => ( net_str @ C @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[234]) ).

thf(780,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[236]) ).

thf(781,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[237]) ).

thf(782,plain,
    ( ( ! [A: $i] :
          ( ( join_semilatt_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[240]) ).

thf(783,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ! [B: $i] :
              ( ( net_str @ B @ A )
             => ( rel_str @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[241]) ).

thf(784,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[242]) ).

thf(785,plain,
    ( ( ! [A: $i] :
          ( ( top_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[243]) ).

thf(786,plain,
    ( ( ! [A: $i] :
          ( ( rel_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[244]) ).

thf(787,plain,
    ( ( ! [A: $i] :
          ( ( meet_semilatt_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[245]) ).

thf(788,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[246]) ).

thf(789,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[264]) ).

thf(790,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[267]) ).

thf(791,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[268]) ).

thf(792,plain,
    ( ( ! [A: $i] :
          ( ( rel_str @ A )
         => ( element @ ( bottom_of_relstr @ A ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[275]) ).

thf(793,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[276]) ).

thf(794,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A )
            & ~ ( empty_carrier @ B )
            & ( net_str @ B @ A )
            & ( element @ C @ ( the_carrier @ B ) ) )
         => ( element @ ( apply_netmap @ A @ B @ C ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[277]) ).

thf(795,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[278]) ).

thf(796,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[280]) ).

thf(797,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[283]) ).

thf(798,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( rel_str @ A )
         => ( element @ ( meet_on_relstr @ A @ B ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[285]) ).

thf(799,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[286]) ).

thf(800,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[288]) ).

thf(801,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[291]) ).

thf(802,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( element @ ( cast_as_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[292]) ).

thf(803,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[293]) ).

thf(804,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[298]) ).

thf(805,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( rel_str @ A )
         => ( element @ ( join_on_relstr @ A @ B ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[300]) ).

thf(806,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[301]) ).

thf(807,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[303]) ).

thf(808,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[307]) ).

thf(809,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[308]) ).

thf(810,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[309]) ).

thf(811,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( element @ ( empty_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[310]) ).

thf(812,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[312]) ).

thf(813,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[313]) ).

thf(814,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[316]) ).

thf(815,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[317]) ).

thf(816,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[319]) ).

thf(817,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[322]) ).

thf(818,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ! [B: $i] :
              ( ( net_str @ B @ A )
             => ! [C: $i] :
                  ( ( net_str @ C @ A )
                 => ( ( subnetstr @ C @ A @ B )
                  <=> ( ( subrelstr @ C @ B )
                      & ( ( the_mapping @ A @ C )
                        = ( relation_dom_restr_as_relation_of @ ( the_carrier @ B ) @ ( the_carrier @ A ) @ ( the_mapping @ A @ B ) @ ( the_carrier @ C ) ) ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[331]) ).

thf(819,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
        <=> ( ( subset @ A @ B )
            & ( A != B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[333]) ).

thf(820,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
        <=> ! [C: $i] :
              ( ( in @ C @ A )
             => ( in @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[374]) ).

thf(821,plain,
    ( ( ! [A: $i] :
          ( ( relation @ A )
         => ! [B: $i] :
              ( ( relation @ B )
             => ( ( subset @ A @ B )
              <=> ! [C: $i,D: $i] :
                    ( ( in @ ( ordered_pair @ C @ D ) @ A )
                   => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[375]) ).

thf(822,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[376]) ).

thf(823,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( empty_carrier_subset @ A )
            = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[390]) ).

thf(824,plain,
    ( ( ! [A: $i] :
          ( ( epsilon_transitive @ A )
        <=> ! [B: $i] :
              ( ( in @ B @ A )
             => ( subset @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[391]) ).

thf(825,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( B
            = ( powerset @ A ) )
        <=> ! [C: $i] :
              ( ( in @ C @ B )
            <=> ( subset @ C @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[398]) ).

thf(826,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( empty_carrier @ A )
          <=> ( empty @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[407]) ).

thf(827,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( relation_of2 @ C @ A @ B )
        <=> ( subset @ C @ ( cartesian_product2 @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[409]) ).

thf(828,plain,
    ( ( ! [A: $i] :
          ( ( rel_str @ A )
         => ! [B: $i] :
              ( ( rel_str @ B )
             => ( ( subrelstr @ B @ A )
              <=> ( ( subset @ ( the_carrier @ B ) @ ( the_carrier @ A ) )
                  & ( subset @ ( the_InternalRel @ B ) @ ( the_InternalRel @ A ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[430]) ).

thf(829,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( identity_on_carrier @ A )
            = ( identity_as_relation_of @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[442]) ).

thf(830,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
        <=> ( ( subset @ A @ B )
            & ( subset @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[444]) ).

thf(831,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A )
            & ( element @ B @ ( the_carrier @ A ) )
            & ( element @ C @ ( the_carrier @ A ) ) )
         => ( ( unordered_pair_as_carrier_subset @ A @ B @ C )
            = ( unordered_pair_as_carrier_subset @ A @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[454]) ).

thf(832,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_dom_restriction @ B @ A ) ) @ ( relation_rng @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[513]) ).

thf(833,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( subset @ A @ ( union @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[515]) ).

thf(834,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ C @ B ) )
         => ( subset @ ( set_union2 @ A @ C ) @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[519]) ).

thf(835,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A ) )
         => ! [B: $i] :
              ( ( ~ ( empty_carrier @ B )
                & ( net_str @ B @ A ) )
             => ! [C: $i,D: $i] :
                  ( ( subset @ C @ D )
                 => ( ( ( is_eventually_in @ A @ B @ C )
                     => ( is_eventually_in @ A @ B @ D ) )
                    & ( ( is_often_in @ A @ B @ C )
                     => ( is_often_in @ A @ B @ D ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[521]) ).

thf(836,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_dom_restriction @ B @ A ) @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[523]) ).

thf(837,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ ( set_union2 @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[526]) ).

thf(838,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ ( singleton @ A ) @ ( singleton @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[534]) ).

thf(839,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( disjoint @ B @ C ) )
         => ( disjoint @ A @ C ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[544]) ).

thf(840,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( subset @ A @ B )
            & ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[548]) ).

thf(841,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( B
            = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[581]) ).

thf(842,plain,
    ( ( ! [A: $i] :
          ( ( relation @ A )
         => ! [B: $i] :
              ( ( relation @ B )
             => ( subset @ ( relation_rng @ ( relation_composition @ A @ B ) ) @ ( relation_rng @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[582]) ).

thf(843,plain,
    ( ( ! [A: $i] :
          ( ( relation @ A )
         => ! [B: $i] :
              ( ( relation @ B )
             => ( subset @ ( relation_dom @ ( relation_composition @ A @ B ) ) @ ( relation_dom @ A ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[586]) ).

thf(844,plain,
    ( ( ! [A: $i] :
          ( ( subset @ A @ empty_set )
         => ( A = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[593]) ).

thf(845,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ ( singleton @ B ) )
        <=> ( ( A = empty_set )
            | ( A
              = ( singleton @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[598]) ).

thf(846,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ ( unordered_pair @ A @ B ) @ C )
        <=> ( ( in @ A @ C )
            & ( in @ B @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[601]) ).

thf(847,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ ( singleton @ A ) @ B )
        <=> ( in @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[602]) ).

thf(848,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
            = empty_set )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[603]) ).

thf(849,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[605]) ).

thf(850,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[610]) ).

thf(851,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i] :
              ( ( in @ B @ A )
             => ( ( ordinal @ B )
                & ( subset @ B @ A ) ) )
         => ( ordinal @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[616]) ).

thf(852,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( the_carrier @ ( boole_POSet @ A ) ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ ( boole_POSet @ A ) ) )
             => ( ( related_reflexive @ ( boole_POSet @ A ) @ B @ C )
              <=> ( subset @ B @ C ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[622]) ).

thf(853,plain,
    ( ( ! [A: $i] : ( subset @ empty_set @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[623]) ).

thf(854,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( the_carrier @ ( boole_lattice @ A ) ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ ( boole_lattice @ A ) ) )
             => ( ( below @ ( boole_lattice @ A ) @ B @ C )
              <=> ( subset @ B @ C ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[625]) ).

thf(855,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( ( set_intersection2 @ A @ B )
            = A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[629]) ).

thf(856,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[632]) ).

thf(857,plain,
    ( ( ! [A: $i] :
          ( ( relation @ A )
         => ! [B: $i] :
              ( ( relation @ B )
             => ( ( subset @ A @ B )
               => ( ( subset @ ( relation_dom @ A ) @ ( relation_dom @ B ) )
                  & ( subset @ ( relation_rng @ A ) @ ( relation_rng @ B ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[639]) ).

thf(858,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( relation @ C )
         => ( subset @ ( fiber @ ( relation_restriction @ C @ A ) @ B ) @ ( fiber @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[652]) ).

thf(859,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ ( relation_field @ B ) )
            & ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[657]) ).

thf(860,plain,
    ( ( ! [A: $i] :
          ( ( ( the_carrier @ ( incl_POSet @ A ) )
            = A )
          & ( ( the_InternalRel @ ( incl_POSet @ A ) )
            = ( inclusion_order @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[660]) ).

thf(861,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ B @ C ) )
         => ( subset @ A @ C ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[661]) ).

thf(862,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ A @ C ) )
         => ( subset @ A @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[664]) ).

thf(863,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ ( set_intersection2 @ A @ B ) @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[669]) ).

thf(864,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( relation @ C )
         => ( ( subset @ A @ B )
           => ( subset @ ( relation_inverse_image @ C @ A ) @ ( relation_inverse_image @ C @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[674]) ).

thf(865,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ( ( relation_of2_as_subset @ D @ C @ A )
         => ( ( subset @ A @ B )
           => ( relation_of2_as_subset @ D @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[679]) ).

thf(866,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_inverse_image @ B @ A ) @ ( relation_dom @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[680]) ).

thf(867,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ( ( relation_of2_as_subset @ D @ C @ A )
         => ( ( subset @ ( relation_rng @ D ) @ B )
           => ( relation_of2_as_subset @ D @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[686]) ).

thf(868,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_image @ B @ A ) @ ( relation_rng @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[692]) ).

thf(869,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( subset @ A @ B )
            & ( finite @ B ) )
         => ( finite @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[696]) ).

thf(870,plain,
    ( ( ! [A: $i] :
        ? [B: $i] :
          ( ( in @ A @ B )
          & ! [C: $i,D: $i] :
              ( ( ( in @ C @ B )
                & ( subset @ D @ C ) )
             => ( in @ D @ B ) )
          & ! [C: $i] :
              ( ( in @ C @ B )
             => ( in @ ( powerset @ C ) @ B ) )
          & ! [C: $i] :
              ~ ( ( subset @ C @ B )
                & ~ ( are_equipotent @ C @ B )
                & ~ ( in @ C @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[698]) ).

thf(871,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( ( set_union2 @ A @ B )
            = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[699]) ).

thf(872,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( relation_of2_as_subset @ C @ A @ B )
         => ( ( subset @ ( relation_dom @ C ) @ A )
            & ( subset @ ( relation_rng @ C ) @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[701]) ).

thf(873,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[702]) ).

thf(874,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ C @ D ) )
         => ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ D ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[704]) ).

thf(875,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ C ) )
            & ( subset @ ( cartesian_product2 @ C @ A ) @ ( cartesian_product2 @ C @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[706]) ).

thf(876,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_rng @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[707]) ).

thf(877,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng_restriction @ A @ B ) @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[708]) ).

thf(878,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[709]) ).

thf(879,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( subset @ A @ ( union @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[747]) ).

thf(880,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ ( singleton @ B ) )
        <=> ( ( A = empty_set )
            | ( A
              = ( singleton @ B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[748]) ).

thf(881,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( ( in @ C @ A )
            | ( subset @ A @ ( set_difference @ B @ ( singleton @ C ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[751]) ).

thf(882,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
            = empty_set )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[754]) ).

thf(883,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ ( singleton @ A ) @ B )
        <=> ( in @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[756]) ).

thf(884,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_dom @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_dom @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[758]) ).

thf(885,plain,
    ( ( ( one_sorted_str @ sK1_A )
     => ! [SY205: $i] :
          ( ( net_str @ SY205 @ sK1_A )
         => ! [SY206: $i] :
              ( ( subnetstr @ SY206 @ sK1_A @ SY205 )
             => ( subset @ ( the_carrier @ SY206 ) @ ( the_carrier @ SY205 ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[766]) ).

thf(886,plain,
    ( ( one_sorted_str @ sK1_A )
    = $true ),
    inference(standard_cnf,[status(thm)],[885]) ).

thf(887,plain,
    ( ( ! [SY205: $i] :
          ( ( net_str @ SY205 @ sK1_A )
         => ! [SY206: $i] :
              ( ( subnetstr @ SY206 @ sK1_A @ SY205 )
             => ( subset @ ( the_carrier @ SY206 ) @ ( the_carrier @ SY205 ) ) ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[885]) ).

thf(888,plain,
    ( ( ~ ! [SY205: $i] :
            ( ( net_str @ SY205 @ sK1_A )
           => ! [SY206: $i] :
                ( ( subnetstr @ SY206 @ sK1_A @ SY205 )
               => ( subset @ ( the_carrier @ SY206 ) @ ( the_carrier @ SY205 ) ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[887]) ).

thf(889,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_dom @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_dom @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[884]) ).

thf(890,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ ( singleton @ A ) @ B )
        <=> ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[883]) ).

thf(891,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
            = empty_set )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[882]) ).

thf(892,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( ( in @ C @ A )
            | ( subset @ A @ ( set_difference @ B @ ( singleton @ C ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[881]) ).

thf(893,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ ( singleton @ B ) )
        <=> ( ( A = empty_set )
            | ( A
              = ( singleton @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[880]) ).

thf(894,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( subset @ A @ ( union @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[879]) ).

thf(895,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[878]) ).

thf(896,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng_restriction @ A @ B ) @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[877]) ).

thf(897,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_rng @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[876]) ).

thf(898,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ C ) )
            & ( subset @ ( cartesian_product2 @ C @ A ) @ ( cartesian_product2 @ C @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[875]) ).

thf(899,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ C @ D ) )
         => ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ D ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[874]) ).

thf(900,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[873]) ).

thf(901,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( relation_of2_as_subset @ C @ A @ B )
         => ( ( subset @ ( relation_dom @ C ) @ A )
            & ( subset @ ( relation_rng @ C ) @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[872]) ).

thf(902,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( ( set_union2 @ A @ B )
            = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[871]) ).

thf(903,plain,
    ( ( ! [A: $i] :
        ? [B: $i] :
          ( ( in @ A @ B )
          & ! [C: $i,D: $i] :
              ( ( ( in @ C @ B )
                & ( subset @ D @ C ) )
             => ( in @ D @ B ) )
          & ! [C: $i] :
              ( ( in @ C @ B )
             => ( in @ ( powerset @ C ) @ B ) )
          & ! [C: $i] :
              ~ ( ( subset @ C @ B )
                & ~ ( are_equipotent @ C @ B )
                & ~ ( in @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[870]) ).

thf(904,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( subset @ A @ B )
            & ( finite @ B ) )
         => ( finite @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[869]) ).

thf(905,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_image @ B @ A ) @ ( relation_rng @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[868]) ).

thf(906,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ( ( relation_of2_as_subset @ D @ C @ A )
         => ( ( subset @ ( relation_rng @ D ) @ B )
           => ( relation_of2_as_subset @ D @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[867]) ).

thf(907,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_inverse_image @ B @ A ) @ ( relation_dom @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[866]) ).

thf(908,plain,
    ( ( ! [A: $i,B: $i,C: $i,D: $i] :
          ( ( relation_of2_as_subset @ D @ C @ A )
         => ( ( subset @ A @ B )
           => ( relation_of2_as_subset @ D @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[865]) ).

thf(909,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( relation @ C )
         => ( ( subset @ A @ B )
           => ( subset @ ( relation_inverse_image @ C @ A ) @ ( relation_inverse_image @ C @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[864]) ).

thf(910,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ ( set_intersection2 @ A @ B ) @ A ) )
    = $true ),
    inference(copy,[status(thm)],[863]) ).

thf(911,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ A @ C ) )
         => ( subset @ A @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[862]) ).

thf(912,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ B @ C ) )
         => ( subset @ A @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[861]) ).

thf(913,plain,
    ( ( ! [A: $i] :
          ( ( ( the_carrier @ ( incl_POSet @ A ) )
            = A )
          & ( ( the_InternalRel @ ( incl_POSet @ A ) )
            = ( inclusion_order @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[860]) ).

thf(914,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ ( relation_field @ B ) )
            & ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[859]) ).

thf(915,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( relation @ C )
         => ( subset @ ( fiber @ ( relation_restriction @ C @ A ) @ B ) @ ( fiber @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[858]) ).

thf(916,plain,
    ( ( ! [A: $i] :
          ( ( relation @ A )
         => ! [B: $i] :
              ( ( relation @ B )
             => ( ( subset @ A @ B )
               => ( ( subset @ ( relation_dom @ A ) @ ( relation_dom @ B ) )
                  & ( subset @ ( relation_rng @ A ) @ ( relation_rng @ B ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[857]) ).

thf(917,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[856]) ).

thf(918,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( ( set_intersection2 @ A @ B )
            = A ) ) )
    = $true ),
    inference(copy,[status(thm)],[855]) ).

thf(919,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( the_carrier @ ( boole_lattice @ A ) ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ ( boole_lattice @ A ) ) )
             => ( ( below @ ( boole_lattice @ A ) @ B @ C )
              <=> ( subset @ B @ C ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[854]) ).

thf(920,plain,
    ( ( ! [A: $i] : ( subset @ empty_set @ A ) )
    = $true ),
    inference(copy,[status(thm)],[853]) ).

thf(921,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ B @ ( the_carrier @ ( boole_POSet @ A ) ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ ( boole_POSet @ A ) ) )
             => ( ( related_reflexive @ ( boole_POSet @ A ) @ B @ C )
              <=> ( subset @ B @ C ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[852]) ).

thf(922,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i] :
              ( ( in @ B @ A )
             => ( ( ordinal @ B )
                & ( subset @ B @ A ) ) )
         => ( ordinal @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[851]) ).

thf(923,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ A @ B )
         => ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[850]) ).

thf(924,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ) )
    = $true ),
    inference(copy,[status(thm)],[849]) ).

thf(925,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( set_difference @ A @ B )
            = empty_set )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[848]) ).

thf(926,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ ( singleton @ A ) @ B )
        <=> ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[847]) ).

thf(927,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( subset @ ( unordered_pair @ A @ B ) @ C )
        <=> ( ( in @ A @ C )
            & ( in @ B @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[846]) ).

thf(928,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ ( singleton @ B ) )
        <=> ( ( A = empty_set )
            | ( A
              = ( singleton @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[845]) ).

thf(929,plain,
    ( ( ! [A: $i] :
          ( ( subset @ A @ empty_set )
         => ( A = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[844]) ).

thf(930,plain,
    ( ( ! [A: $i] :
          ( ( relation @ A )
         => ! [B: $i] :
              ( ( relation @ B )
             => ( subset @ ( relation_dom @ ( relation_composition @ A @ B ) ) @ ( relation_dom @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[843]) ).

thf(931,plain,
    ( ( ! [A: $i] :
          ( ( relation @ A )
         => ! [B: $i] :
              ( ( relation @ B )
             => ( subset @ ( relation_rng @ ( relation_composition @ A @ B ) ) @ ( relation_rng @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[842]) ).

thf(932,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( B
            = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[841]) ).

thf(933,plain,
    ( ( ! [A: $i,B: $i] :
          ~ ( ( subset @ A @ B )
            & ( proper_subset @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[840]) ).

thf(934,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( disjoint @ B @ C ) )
         => ( disjoint @ A @ C ) ) )
    = $true ),
    inference(copy,[status(thm)],[839]) ).

thf(935,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ ( singleton @ A ) @ ( singleton @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[838]) ).

thf(936,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ ( set_union2 @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[837]) ).

thf(937,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_dom_restriction @ B @ A ) @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[836]) ).

thf(938,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A ) )
         => ! [B: $i] :
              ( ( ~ ( empty_carrier @ B )
                & ( net_str @ B @ A ) )
             => ! [C: $i,D: $i] :
                  ( ( subset @ C @ D )
                 => ( ( ( is_eventually_in @ A @ B @ C )
                     => ( is_eventually_in @ A @ B @ D ) )
                    & ( ( is_often_in @ A @ B @ C )
                     => ( is_often_in @ A @ B @ D ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[835]) ).

thf(939,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ( subset @ A @ B )
            & ( subset @ C @ B ) )
         => ( subset @ ( set_union2 @ A @ C ) @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[834]) ).

thf(940,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( subset @ A @ ( union @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[833]) ).

thf(941,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_dom_restriction @ B @ A ) ) @ ( relation_rng @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[832]) ).

thf(942,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A )
            & ( element @ B @ ( the_carrier @ A ) )
            & ( element @ C @ ( the_carrier @ A ) ) )
         => ( ( unordered_pair_as_carrier_subset @ A @ B @ C )
            = ( unordered_pair_as_carrier_subset @ A @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[831]) ).

thf(943,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( A = B )
        <=> ( ( subset @ A @ B )
            & ( subset @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[830]) ).

thf(944,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( identity_on_carrier @ A )
            = ( identity_as_relation_of @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[829]) ).

thf(945,plain,
    ( ( ! [A: $i] :
          ( ( rel_str @ A )
         => ! [B: $i] :
              ( ( rel_str @ B )
             => ( ( subrelstr @ B @ A )
              <=> ( ( subset @ ( the_carrier @ B ) @ ( the_carrier @ A ) )
                  & ( subset @ ( the_InternalRel @ B ) @ ( the_InternalRel @ A ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[828]) ).

thf(946,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( relation_of2 @ C @ A @ B )
        <=> ( subset @ C @ ( cartesian_product2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[827]) ).

thf(947,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( empty_carrier @ A )
          <=> ( empty @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[826]) ).

thf(948,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( B
            = ( powerset @ A ) )
        <=> ! [C: $i] :
              ( ( in @ C @ B )
            <=> ( subset @ C @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[825]) ).

thf(949,plain,
    ( ( ! [A: $i] :
          ( ( epsilon_transitive @ A )
        <=> ! [B: $i] :
              ( ( in @ B @ A )
             => ( subset @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[824]) ).

thf(950,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( empty_carrier_subset @ A )
            = empty_set ) ) )
    = $true ),
    inference(copy,[status(thm)],[823]) ).

thf(951,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( ( cast_as_carrier_subset @ A )
            = ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[822]) ).

thf(952,plain,
    ( ( ! [A: $i] :
          ( ( relation @ A )
         => ! [B: $i] :
              ( ( relation @ B )
             => ( ( subset @ A @ B )
              <=> ! [C: $i,D: $i] :
                    ( ( in @ ( ordered_pair @ C @ D ) @ A )
                   => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[821]) ).

thf(953,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
        <=> ! [C: $i] :
              ( ( in @ C @ A )
             => ( in @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[820]) ).

thf(954,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( proper_subset @ A @ B )
        <=> ( ( subset @ A @ B )
            & ( A != B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[819]) ).

thf(955,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ! [B: $i] :
              ( ( net_str @ B @ A )
             => ! [C: $i] :
                  ( ( net_str @ C @ A )
                 => ( ( subnetstr @ C @ A @ B )
                  <=> ( ( subrelstr @ C @ B )
                      & ( ( the_mapping @ A @ C )
                        = ( relation_dom_restr_as_relation_of @ ( the_carrier @ B ) @ ( the_carrier @ A ) @ ( the_mapping @ A @ B ) @ ( the_carrier @ C ) ) ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[818]) ).

thf(956,plain,
    $true = $true,
    inference(copy,[status(thm)],[817]) ).

thf(957,plain,
    $true = $true,
    inference(copy,[status(thm)],[816]) ).

thf(958,plain,
    $true = $true,
    inference(copy,[status(thm)],[815]) ).

thf(959,plain,
    $true = $true,
    inference(copy,[status(thm)],[814]) ).

thf(960,plain,
    $true = $true,
    inference(copy,[status(thm)],[813]) ).

thf(961,plain,
    $true = $true,
    inference(copy,[status(thm)],[812]) ).

thf(962,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( element @ ( empty_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[811]) ).

thf(963,plain,
    $true = $true,
    inference(copy,[status(thm)],[810]) ).

thf(964,plain,
    $true = $true,
    inference(copy,[status(thm)],[809]) ).

thf(965,plain,
    $true = $true,
    inference(copy,[status(thm)],[808]) ).

thf(966,plain,
    $true = $true,
    inference(copy,[status(thm)],[807]) ).

thf(967,plain,
    $true = $true,
    inference(copy,[status(thm)],[806]) ).

thf(968,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( rel_str @ A )
         => ( element @ ( join_on_relstr @ A @ B ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[805]) ).

thf(969,plain,
    $true = $true,
    inference(copy,[status(thm)],[804]) ).

thf(970,plain,
    $true = $true,
    inference(copy,[status(thm)],[803]) ).

thf(971,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ( element @ ( cast_as_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[802]) ).

thf(972,plain,
    $true = $true,
    inference(copy,[status(thm)],[801]) ).

thf(973,plain,
    $true = $true,
    inference(copy,[status(thm)],[800]) ).

thf(974,plain,
    $true = $true,
    inference(copy,[status(thm)],[799]) ).

thf(975,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( rel_str @ A )
         => ( element @ ( meet_on_relstr @ A @ B ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[798]) ).

thf(976,plain,
    $true = $true,
    inference(copy,[status(thm)],[797]) ).

thf(977,plain,
    $true = $true,
    inference(copy,[status(thm)],[796]) ).

thf(978,plain,
    $true = $true,
    inference(copy,[status(thm)],[795]) ).

thf(979,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A )
            & ~ ( empty_carrier @ B )
            & ( net_str @ B @ A )
            & ( element @ C @ ( the_carrier @ B ) ) )
         => ( element @ ( apply_netmap @ A @ B @ C ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[794]) ).

thf(980,plain,
    $true = $true,
    inference(copy,[status(thm)],[793]) ).

thf(981,plain,
    ( ( ! [A: $i] :
          ( ( rel_str @ A )
         => ( element @ ( bottom_of_relstr @ A ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[792]) ).

thf(982,plain,
    $true = $true,
    inference(copy,[status(thm)],[791]) ).

thf(983,plain,
    $true = $true,
    inference(copy,[status(thm)],[790]) ).

thf(984,plain,
    $true = $true,
    inference(copy,[status(thm)],[789]) ).

thf(985,plain,
    $true = $true,
    inference(copy,[status(thm)],[788]) ).

thf(986,plain,
    ( ( ! [A: $i] :
          ( ( meet_semilatt_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[787]) ).

thf(987,plain,
    ( ( ! [A: $i] :
          ( ( rel_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[786]) ).

thf(988,plain,
    ( ( ! [A: $i] :
          ( ( top_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[785]) ).

thf(989,plain,
    $true = $true,
    inference(copy,[status(thm)],[784]) ).

thf(990,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ! [B: $i] :
              ( ( net_str @ B @ A )
             => ( rel_str @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[783]) ).

thf(991,plain,
    ( ( ! [A: $i] :
          ( ( join_semilatt_str @ A )
         => ( one_sorted_str @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[782]) ).

thf(992,plain,
    $true = $true,
    inference(copy,[status(thm)],[781]) ).

thf(993,plain,
    $true = $true,
    inference(copy,[status(thm)],[780]) ).

thf(994,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( one_sorted_str @ A )
            & ( net_str @ B @ A ) )
         => ! [C: $i] :
              ( ( subnetstr @ C @ A @ B )
             => ( net_str @ C @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[779]) ).

thf(995,plain,
    ( ( ! [A: $i] :
          ( ( rel_str @ A )
         => ( relation_of2_as_subset @ ( the_InternalRel @ A ) @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[778]) ).

thf(996,plain,
    $true = $true,
    inference(copy,[status(thm)],[777]) ).

thf(997,plain,
    ( ( ? [A: $i] : ( one_sorted_str @ A ) )
    = $true ),
    inference(copy,[status(thm)],[776]) ).

thf(998,plain,
    ( ( ! [A: $i] :
          ( ( one_sorted_str @ A )
         => ? [B: $i] : ( net_str @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[775]) ).

thf(999,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( one_sorted_str @ A )
            & ( net_str @ B @ A ) )
         => ? [C: $i] : ( subnetstr @ C @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[774]) ).

thf(1000,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A ) )
         => ~ ( empty @ ( the_carrier @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[773]) ).

thf(1001,plain,
    ( ( ! [A: $i] :
          ( ( ~ ( empty_carrier @ A )
            & ( one_sorted_str @ A ) )
         => ~ ( empty @ ( cast_as_carrier_subset @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[772]) ).

thf(1002,plain,
    ( ( ? [A: $i] :
          ( ( one_sorted_str @ A )
          & ~ ( empty_carrier @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[771]) ).

thf(1003,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ordinal @ A )
            & ( ordinal @ B ) )
         => ( ( ordinal_subset @ A @ B )
          <=> ( subset @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[770]) ).

thf(1004,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[769]) ).

thf(1005,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( element @ A @ ( powerset @ B ) )
        <=> ( subset @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[768]) ).

thf(1006,plain,
    ( ( ! [A: $i] :
        ? [B: $i] :
          ( ( in @ A @ B )
          & ! [C: $i,D: $i] :
              ( ( ( in @ C @ B )
                & ( subset @ D @ C ) )
             => ( in @ D @ B ) )
          & ! [C: $i] :
              ~ ( ( in @ C @ B )
                & ! [D: $i] :
                    ~ ( ( in @ D @ B )
                      & ! [E: $i] :
                          ( ( subset @ E @ C )
                         => ( in @ E @ D ) ) ) )
          & ! [C: $i] :
              ~ ( ( subset @ C @ B )
                & ~ ( are_equipotent @ C @ B )
                & ~ ( in @ C @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[767]) ).

thf(1007,plain,
    ( ( one_sorted_str @ sK1_A )
    = $true ),
    inference(copy,[status(thm)],[886]) ).

thf(1008,plain,
    ( ( ~ ! [SY205: $i] :
            ( ( net_str @ SY205 @ sK1_A )
           => ! [SY206: $i] :
                ( ( subnetstr @ SY206 @ sK1_A @ SY205 )
               => ( subset @ ( the_carrier @ SY206 ) @ ( the_carrier @ SY205 ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[888]) ).

thf(1009,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ( ( set_difference @ SX0 @ SX1 )
                 != empty_set )
                | ( subset @ SX0 @ SX1 ) )
            | ~ ( ~ ( subset @ SX0 @ SX1 )
                | ( ( set_difference @ SX0 @ SX1 )
                  = empty_set ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[891]) ).

thf(1010,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ~ ( ~ ( ~ ( subset @ ( unordered_pair @ SX0 @ SX1 ) @ SX2 )
                | ~ ( ~ ( in @ SX0 @ SX2 )
                    | ~ ( in @ SX1 @ SX2 ) ) )
            | ~ ( ~ ~ ( ~ ( in @ SX0 @ SX2 )
                      | ~ ( in @ SX1 @ SX2 ) )
                | ( subset @ ( unordered_pair @ SX0 @ SX1 ) @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[927]) ).

thf(1011,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ( subset @ ( relation_rng @ ( relation_rng_restriction @ SX0 @ SX1 ) ) @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[895]) ).

thf(1012,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ( ~ ~ ( empty_carrier @ SX0 )
                | ~ ( one_sorted_str @ SX0 ) )
          | ~ ( empty @ ( the_carrier @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1000]) ).

thf(1013,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( relation @ SX2 )
          | ( subset @ ( fiber @ ( relation_restriction @ SX2 @ SX0 ) @ SX1 ) @ ( fiber @ SX2 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[915]) ).

thf(1014,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                | ~ ( finite @ SX1 ) )
          | ( finite @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[904]) ).

thf(1015,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( net_str @ SX0 @ sK1_A )
            | ! [SX1: $i] :
                ( ~ ( subnetstr @ SX1 @ sK1_A @ SX0 )
                | ( subset @ ( the_carrier @ SX1 ) @ ( the_carrier @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1008]) ).

thf(1016,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( relation @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( relation @ SX1 )
              | ~ ( ~ ( ~ ( subset @ SX0 @ SX1 )
                      | ! [SX2: $i,SX3: $i] :
                          ( ~ ( in @ ( ordered_pair @ SX2 @ SX3 ) @ SX0 )
                          | ( in @ ( ordered_pair @ SX2 @ SX3 ) @ SX1 ) ) )
                  | ~ ( ~ ! [SX2: $i,SX3: $i] :
                            ( ~ ( in @ ( ordered_pair @ SX2 @ SX3 ) @ SX0 )
                            | ( in @ ( ordered_pair @ SX2 @ SX3 ) @ SX1 ) )
                      | ( subset @ SX0 @ SX1 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[952]) ).

thf(1017,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( join_semilatt_str @ SX0 )
          | ( one_sorted_str @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[991]) ).

thf(1018,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ( ( cast_as_carrier_subset @ SX0 )
            = ( the_carrier @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[951]) ).

thf(1019,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ( ( set_difference @ SX0 @ SX1 )
                 != empty_set )
                | ( subset @ SX0 @ SX1 ) )
            | ~ ( ~ ( subset @ SX0 @ SX1 )
                | ( ( set_difference @ SX0 @ SX1 )
                  = empty_set ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[925]) ).

thf(1020,plain,
    ( ( ! [SX0: $i] :
          ~ ! [SX1: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SX0 @ SX1 )
                              | ~ ! [SX2: $i,SX3: $i] :
                                    ( ~ ~ ( ~ ( in @ SX2 @ SX1 )
                                          | ~ ( subset @ SX3 @ SX2 ) )
                                    | ( in @ SX3 @ SX1 ) ) )
                        | ~ ! [SX2: $i] :
                              ~ ~ ( ~ ( in @ SX2 @ SX1 )
                                  | ~ ! [SX3: $i] :
                                        ~ ~ ( ~ ( in @ SX3 @ SX1 )
                                            | ~ ! [SX4: $i] :
                                                  ( ~ ( subset @ SX4 @ SX2 )
                                                  | ( in @ SX4 @ SX3 ) ) ) ) )
                  | ~ ! [SX2: $i] :
                        ~ ~ ( ~ ~ ( ~ ( subset @ SX2 @ SX1 )
                                  | ~ ~ ( are_equipotent @ SX2 @ SX1 ) )
                            | ~ ~ ( in @ SX2 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1006]) ).

thf(1021,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( subset @ ( singleton @ SX0 ) @ SX1 )
                | ( in @ SX0 @ SX1 ) )
            | ~ ( ~ ( in @ SX0 @ SX1 )
                | ( subset @ ( singleton @ SX0 ) @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[890]) ).

thf(1022,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                | ~ ( subset @ SX1 @ SX2 ) )
          | ( subset @ SX0 @ SX2 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[912]) ).

thf(1023,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ ( singleton @ SX0 ) @ ( singleton @ SX1 ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[935]) ).

thf(1024,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( net_str @ SX1 @ SX0 )
              | ! [SX2: $i] :
                  ( ~ ( net_str @ SX2 @ SX0 )
                  | ~ ( ~ ( ~ ( subnetstr @ SX2 @ SX0 @ SX1 )
                          | ~ ( ~ ( subrelstr @ SX2 @ SX1 )
                              | ( ( the_mapping @ SX0 @ SX2 )
                               != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SX1 ) @ ( the_carrier @ SX0 ) @ ( the_mapping @ SX0 @ SX1 ) @ ( the_carrier @ SX2 ) ) ) ) )
                      | ~ ( ~ ~ ( ~ ( subrelstr @ SX2 @ SX1 )
                                | ( ( the_mapping @ SX0 @ SX2 )
                                 != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SX1 ) @ ( the_carrier @ SX0 ) @ ( the_mapping @ SX0 @ SX1 ) @ ( the_carrier @ SX2 ) ) ) )
                          | ( subnetstr @ SX2 @ SX0 @ SX1 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[955]) ).

thf(1025,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ( one_sorted_str @ SX0 )
                | ~ ~ ( empty_carrier @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1002]) ).

thf(1026,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ~ ( ~ ( ~ ( empty_carrier @ SX0 )
                  | ( empty @ ( the_carrier @ SX0 ) ) )
              | ~ ( ~ ( empty @ ( the_carrier @ SX0 ) )
                  | ( empty_carrier @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[947]) ).

thf(1027,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( subset @ SX0 @ empty_set )
          | ( SX0 = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[929]) ).

thf(1028,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SX0 )
                            | ~ ( one_sorted_str @ SX0 ) )
                      | ~ ( element @ SX1 @ ( the_carrier @ SX0 ) ) )
                | ~ ( element @ SX2 @ ( the_carrier @ SX0 ) ) )
          | ( ( unordered_pair_as_carrier_subset @ SX0 @ SX1 @ SX2 )
            = ( unordered_pair_as_carrier_subset @ SX0 @ SX2 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[942]) ).

thf(1029,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ( subset @ ( relation_rng @ ( relation_rng_restriction @ SX0 @ SX1 ) ) @ ( relation_rng @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[897]) ).

thf(1030,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ( subset @ ( relation_image @ SX1 @ SX0 ) @ ( relation_rng @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[905]) ).

thf(1031,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ( ~ ( epsilon_transitive @ SX0 )
                | ! [SX1: $i] :
                    ( ~ ( in @ SX1 @ SX0 )
                    | ( subset @ SX1 @ SX0 ) ) )
            | ~ ( ~ ! [SX1: $i] :
                      ( ~ ( in @ SX1 @ SX0 )
                      | ( subset @ SX1 @ SX0 ) )
                | ( epsilon_transitive @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[949]) ).

thf(1032,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( relation @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( relation @ SX1 )
              | ( subset @ ( relation_rng @ ( relation_composition @ SX0 @ SX1 ) ) @ ( relation_rng @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[931]) ).

thf(1033,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( one_sorted_str @ SX0 )
                | ~ ( net_str @ SX1 @ SX0 ) )
          | ! [SX2: $i] :
              ( ~ ( subnetstr @ SX2 @ SX0 @ SX1 )
              | ( net_str @ SX2 @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[994]) ).

thf(1034,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ( one_sorted_str @ SX0 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[997]) ).

thf(1035,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ( element @ ( cast_as_carrier_subset @ SX0 ) @ ( powerset @ ( the_carrier @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[971]) ).

thf(1036,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ( ~ ~ ( empty_carrier @ SX0 )
                | ~ ( one_sorted_str @ SX0 ) )
          | ~ ( empty @ ( cast_as_carrier_subset @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1001]) ).

thf(1037,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ( subset @ ( relation_rng @ ( relation_dom_restriction @ SX1 @ SX0 ) ) @ ( relation_rng @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[941]) ).

thf(1038,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( rel_str @ SX0 )
          | ( element @ ( meet_on_relstr @ SX0 @ SX1 ) @ ( the_carrier @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[975]) ).

thf(1039,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( subset @ ( set_intersection2 @ SX0 @ SX2 ) @ ( set_intersection2 @ SX1 @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[917]) ).

thf(1040,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ~ ( ~ ( subset @ ( cartesian_product2 @ SX0 @ SX2 ) @ ( cartesian_product2 @ SX1 @ SX2 ) )
              | ~ ( subset @ ( cartesian_product2 @ SX2 @ SX0 ) @ ( cartesian_product2 @ SX2 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[898]) ).

thf(1041,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ( subset @ ( relation_dom_restriction @ SX1 @ SX0 ) @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[937]) ).

thf(1042,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                | ~ ( subset @ SX2 @ SX1 ) )
          | ( subset @ ( set_union2 @ SX0 @ SX2 ) @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[939]) ).

thf(1043,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( meet_semilatt_str @ SX0 )
          | ( one_sorted_str @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[986]) ).

thf(1044,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ( ~ ( relation_of2_as_subset @ SX3 @ SX2 @ SX0 )
          | ~ ( subset @ ( relation_rng @ SX3 ) @ SX1 )
          | ( relation_of2_as_subset @ SX3 @ SX2 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[906]) ).

thf(1045,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( ordinal @ SX0 )
                | ~ ( ordinal @ SX1 ) )
          | ~ ( ~ ( ~ ( ordinal_subset @ SX0 @ SX1 )
                  | ( subset @ SX0 @ SX1 ) )
              | ~ ( ~ ( subset @ SX0 @ SX1 )
                  | ( ordinal_subset @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1003]) ).

thf(1046,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ( element @ ( empty_carrier_subset @ SX0 ) @ ( powerset @ ( the_carrier @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[962]) ).

thf(1047,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ( ( identity_on_carrier @ SX0 )
            = ( identity_as_relation_of @ ( the_carrier @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[944]) ).

thf(1048,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( one_sorted_str @ SX0 )
                | ~ ( net_str @ SX1 @ SX0 ) )
          | ~ ! [SX2: $i] :
                ~ ( subnetstr @ SX2 @ SX0 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[999]) ).

thf(1049,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( proper_subset @ SX0 @ SX1 )
                | ~ ( ~ ( subset @ SX0 @ SX1 )
                    | ~ ( ( SX0 != SX1 ) ) ) )
            | ~ ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                      | ~ ( ( SX0 != SX1 ) ) )
                | ( proper_subset @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[954]) ).

thf(1050,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( subset @ SX0 @ SX1 )
                | ! [SX2: $i] :
                    ( ~ ( in @ SX2 @ SX0 )
                    | ( in @ SX2 @ SX1 ) ) )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( in @ SX2 @ SX0 )
                      | ( in @ SX2 @ SX1 ) )
                | ( subset @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[953]) ).

thf(1051,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( rel_str @ SX0 )
          | ( relation_of2_as_subset @ ( the_InternalRel @ SX0 ) @ ( the_carrier @ SX0 ) @ ( the_carrier @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[995]) ).

thf(1052,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( ( set_intersection2 @ SX0 @ SX1 )
            = SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[918]) ).

thf(1053,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( relation @ SX2 )
          | ~ ( subset @ SX0 @ SX1 )
          | ( subset @ ( relation_inverse_image @ SX2 @ SX0 ) @ ( relation_inverse_image @ SX2 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[909]) ).

thf(1054,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SX0 )
                                  | ~ ( one_sorted_str @ SX0 ) )
                            | ~ ~ ( empty_carrier @ SX1 ) )
                      | ~ ( net_str @ SX1 @ SX0 ) )
                | ~ ( element @ SX2 @ ( the_carrier @ SX1 ) ) )
          | ( element @ ( apply_netmap @ SX0 @ SX1 @ SX2 ) @ ( the_carrier @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[979]) ).

thf(1055,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                | ~ ( disjoint @ SX1 @ SX2 ) )
          | ( disjoint @ SX0 @ SX2 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[934]) ).

thf(1056,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( net_str @ SX1 @ SX0 )
              | ( rel_str @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[990]) ).

thf(1057,plain,
    ( ( ! [SX0: $i] :
          ( ~ ~ ( ~ ~ ( empty_carrier @ SX0 )
                | ~ ( one_sorted_str @ SX0 ) )
          | ! [SX1: $i] :
              ( ~ ~ ( ~ ~ ( empty_carrier @ SX1 )
                    | ~ ( net_str @ SX1 @ SX0 ) )
              | ! [SX2: $i,SX3: $i] :
                  ( ~ ( subset @ SX2 @ SX3 )
                  | ~ ( ~ ( ~ ( is_eventually_in @ SX0 @ SX1 @ SX2 )
                          | ( is_eventually_in @ SX0 @ SX1 @ SX3 ) )
                      | ~ ( ~ ( is_often_in @ SX0 @ SX1 @ SX2 )
                          | ( is_often_in @ SX0 @ SX1 @ SX3 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[938]) ).

thf(1058,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( element @ SX1 @ ( the_carrier @ ( boole_lattice @ SX0 ) ) )
          | ! [SX2: $i] :
              ( ~ ( element @ SX2 @ ( the_carrier @ ( boole_lattice @ SX0 ) ) )
              | ~ ( ~ ( ~ ( below @ ( boole_lattice @ SX0 ) @ SX1 @ SX2 )
                      | ( subset @ SX1 @ SX2 ) )
                  | ~ ( ~ ( subset @ SX1 @ SX2 )
                      | ( below @ ( boole_lattice @ SX0 ) @ SX1 @ SX2 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[919]) ).

thf(1059,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ~ ( ~ ( subset @ ( relation_field @ ( relation_restriction @ SX1 @ SX0 ) ) @ ( relation_field @ SX1 ) )
              | ~ ( subset @ ( relation_field @ ( relation_restriction @ SX1 @ SX0 ) ) @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[914]) ).

thf(1060,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ( ~ ( relation_of2_as_subset @ SX3 @ SX2 @ SX0 )
          | ~ ( subset @ SX0 @ SX1 )
          | ( relation_of2_as_subset @ SX3 @ SX2 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[908]) ).

thf(1061,plain,
    ( ( ! [SX0: $i] :
          ~ ! [SX1: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SX0 @ SX1 )
                              | ~ ! [SX2: $i,SX3: $i] :
                                    ( ~ ~ ( ~ ( in @ SX2 @ SX1 )
                                          | ~ ( subset @ SX3 @ SX2 ) )
                                    | ( in @ SX3 @ SX1 ) ) )
                        | ~ ! [SX2: $i] :
                              ( ~ ( in @ SX2 @ SX1 )
                              | ( in @ ( powerset @ SX2 ) @ SX1 ) ) )
                  | ~ ! [SX2: $i] :
                        ~ ~ ( ~ ~ ( ~ ( subset @ SX2 @ SX1 )
                                  | ~ ~ ( are_equipotent @ SX2 @ SX1 ) )
                            | ~ ~ ( in @ SX2 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[903]) ).

thf(1062,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ~ ! [SX1: $i] :
                ~ ( net_str @ SX1 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[998]) ).

thf(1063,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( rel_str @ SX0 )
          | ( element @ ( bottom_of_relstr @ SX0 ) @ ( the_carrier @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[981]) ).

thf(1064,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ( ( cast_as_carrier_subset @ SX0 )
            = ( the_carrier @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[900]) ).

thf(1065,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( subset @ SX0 @ ( singleton @ SX1 ) )
                | ( SX0 = empty_set )
                | ( SX0
                  = ( singleton @ SX1 ) ) )
            | ~ ( ~ ( ( SX0 = empty_set )
                    | ( SX0
                      = ( singleton @ SX1 ) ) )
                | ( subset @ SX0 @ ( singleton @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[928]) ).

thf(1066,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ( subset @ ( relation_rng_restriction @ SX0 @ SX1 ) @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[896]) ).

thf(1067,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( element @ SX0 @ ( powerset @ SX1 ) )
                | ( subset @ SX0 @ SX1 ) )
            | ~ ( ~ ( subset @ SX0 @ SX1 )
                | ( element @ SX0 @ ( powerset @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1005]) ).

thf(1068,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( element @ SX1 @ ( the_carrier @ ( boole_POSet @ SX0 ) ) )
          | ! [SX2: $i] :
              ( ~ ( element @ SX2 @ ( the_carrier @ ( boole_POSet @ SX0 ) ) )
              | ~ ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SX0 ) @ SX1 @ SX2 )
                      | ( subset @ SX1 @ SX2 ) )
                  | ~ ( ~ ( subset @ SX1 @ SX2 )
                      | ( related_reflexive @ ( boole_POSet @ SX0 ) @ SX1 @ SX2 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[921]) ).

thf(1069,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ( subset @ ( relation_inverse_image @ SX1 @ SX0 ) @ ( relation_dom @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[907]) ).

thf(1070,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ SX1 )
          | ( subset @ SX0 @ ( union @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[940]) ).

thf(1071,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( rel_str @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( rel_str @ SX1 )
              | ~ ( ~ ( ~ ( subrelstr @ SX1 @ SX0 )
                      | ~ ( ~ ( subset @ ( the_carrier @ SX1 ) @ ( the_carrier @ SX0 ) )
                          | ~ ( subset @ ( the_InternalRel @ SX1 ) @ ( the_InternalRel @ SX0 ) ) ) )
                  | ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SX1 ) @ ( the_carrier @ SX0 ) )
                            | ~ ( subset @ ( the_InternalRel @ SX1 ) @ ( the_InternalRel @ SX0 ) ) )
                      | ( subrelstr @ SX1 @ SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[945]) ).

thf(1072,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( SX1
            = ( set_union2 @ SX0 @ ( set_difference @ SX1 @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[932]) ).

thf(1073,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                | ~ ( subset @ SX2 @ SX3 ) )
          | ( subset @ ( cartesian_product2 @ SX0 @ SX2 ) @ ( cartesian_product2 @ SX1 @ SX3 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[899]) ).

thf(1074,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( ( set_union2 @ SX0 @ SX1 )
            = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[902]) ).

thf(1075,plain,
    ( ( ! [SX0: $i] :
          ( ~ ! [SX1: $i] :
                ( ~ ( in @ SX1 @ SX0 )
                | ~ ( ~ ( ordinal @ SX1 )
                    | ~ ( subset @ SX1 @ SX0 ) ) )
          | ( ordinal @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[922]) ).

thf(1076,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( subset @ SX0 @ ( singleton @ SX1 ) )
                | ( SX0 = empty_set )
                | ( SX0
                  = ( singleton @ SX1 ) ) )
            | ~ ( ~ ( ( SX0 = empty_set )
                    | ( SX0
                      = ( singleton @ SX1 ) ) )
                | ( subset @ SX0 @ ( singleton @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[893]) ).

thf(1077,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( one_sorted_str @ SX0 )
          | ( ( empty_carrier_subset @ SX0 )
            = empty_set ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[950]) ).

thf(1078,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ SX1 )
          | ( subset @ SX0 @ ( union @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[894]) ).

thf(1079,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ( SX1
                 != ( powerset @ SX0 ) )
                | ! [SX2: $i] :
                    ~ ( ~ ( ~ ( in @ SX2 @ SX1 )
                          | ( subset @ SX2 @ SX0 ) )
                      | ~ ( ~ ( subset @ SX2 @ SX0 )
                          | ( in @ SX2 @ SX1 ) ) ) )
            | ~ ( ~ ! [SX2: $i] :
                      ~ ( ~ ( ~ ( in @ SX2 @ SX1 )
                            | ( subset @ SX2 @ SX0 ) )
                        | ~ ( ~ ( subset @ SX2 @ SX0 )
                            | ( in @ SX2 @ SX1 ) ) )
                | ( SX1
                  = ( powerset @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[948]) ).

thf(1080,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( rel_str @ SX0 )
          | ( element @ ( join_on_relstr @ SX0 @ SX1 ) @ ( the_carrier @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[968]) ).

thf(1081,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( relation @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( relation @ SX1 )
              | ~ ( subset @ SX0 @ SX1 )
              | ~ ( ~ ( subset @ ( relation_dom @ SX0 ) @ ( relation_dom @ SX1 ) )
                  | ~ ( subset @ ( relation_rng @ SX0 ) @ ( relation_rng @ SX1 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[916]) ).

thf(1082,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ~ ( ~ ( subset @ SX0 @ SX1 )
              | ~ ( proper_subset @ SX1 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[933]) ).

thf(1083,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ( SX0 != SX1 )
                | ~ ( ~ ( subset @ SX0 @ SX1 )
                    | ~ ( subset @ SX1 @ SX0 ) ) )
            | ~ ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                      | ~ ( subset @ SX1 @ SX0 ) )
                | ( SX0 = SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[943]) ).

thf(1084,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( in @ SX2 @ SX0 )
          | ( subset @ SX0 @ ( set_difference @ SX1 @ ( singleton @ SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[892]) ).

thf(1085,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( rel_str @ SX0 )
          | ( one_sorted_str @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[987]) ).

thf(1086,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ~ ( ~ ( ~ ( relation_of2 @ SX2 @ SX0 @ SX1 )
                | ( subset @ SX2 @ ( cartesian_product2 @ SX0 @ SX1 ) ) )
            | ~ ( ~ ( subset @ SX2 @ ( cartesian_product2 @ SX0 @ SX1 ) )
                | ( relation_of2 @ SX2 @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[946]) ).

thf(1087,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( subset @ ( singleton @ SX0 ) @ SX1 )
                | ( in @ SX0 @ SX1 ) )
            | ~ ( ~ ( in @ SX0 @ SX1 )
                | ( subset @ ( singleton @ SX0 ) @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[926]) ).

thf(1088,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ( subset @ SX0 @ SX1 )
                | ~ ( subset @ SX0 @ SX2 ) )
          | ( subset @ SX0 @ ( set_intersection2 @ SX1 @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[911]) ).

thf(1089,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( relation @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( relation @ SX1 )
              | ( subset @ ( relation_dom @ ( relation_composition @ SX0 @ SX1 ) ) @ ( relation_dom @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[930]) ).

thf(1090,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( relation @ SX1 )
          | ( subset @ ( relation_dom @ ( relation_rng_restriction @ SX0 @ SX1 ) ) @ ( relation_dom @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[889]) ).

thf(1091,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( subset @ SX0 @ SX1 )
          | ( subset @ ( set_difference @ SX0 @ SX2 ) @ ( set_difference @ SX1 @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[923]) ).

thf(1092,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( relation_of2_as_subset @ SX2 @ SX0 @ SX1 )
          | ~ ( ~ ( subset @ ( relation_dom @ SX2 ) @ SX0 )
              | ~ ( subset @ ( relation_rng @ SX2 ) @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[901]) ).

thf(1093,plain,
    ( ( ! [SX0: $i] :
          ~ ( ( ( the_carrier @ ( incl_POSet @ SX0 ) )
             != SX0 )
            | ( ( the_InternalRel @ ( incl_POSet @ SX0 ) )
             != ( inclusion_order @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[913]) ).

thf(1094,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( top_str @ SX0 )
          | ( one_sorted_str @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[988]) ).

thf(1095,plain,
    ! [SV1: $i] :
      ( ( ! [SY207: $i] : ( subset @ ( set_intersection2 @ SV1 @ SY207 ) @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[910]) ).

thf(1096,plain,
    ! [SV2: $i] :
      ( ( subset @ empty_set @ SV2 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[920]) ).

thf(1097,plain,
    ! [SV3: $i] :
      ( ( ! [SY208: $i] : ( subset @ ( set_difference @ SV3 @ SY208 ) @ SV3 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[924]) ).

thf(1098,plain,
    ! [SV4: $i] :
      ( ( ! [SY209: $i] : ( subset @ SV4 @ ( set_union2 @ SV4 @ SY209 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[936]) ).

thf(1099,plain,
    ! [SV5: $i] :
      ( ( ! [SY210: $i] : ( subset @ SV5 @ SV5 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1004]) ).

thf(1100,plain,
    ! [SV6: $i] :
      ( ( ! [SY211: $i] :
            ~ ( ~ ( ( ( set_difference @ SV6 @ SY211 )
                   != empty_set )
                  | ( subset @ SV6 @ SY211 ) )
              | ~ ( ~ ( subset @ SV6 @ SY211 )
                  | ( ( set_difference @ SV6 @ SY211 )
                    = empty_set ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1009]) ).

thf(1101,plain,
    ! [SV7: $i] :
      ( ( ! [SY212: $i,SY213: $i] :
            ~ ( ~ ( ~ ( subset @ ( unordered_pair @ SV7 @ SY212 ) @ SY213 )
                  | ~ ( ~ ( in @ SV7 @ SY213 )
                      | ~ ( in @ SY212 @ SY213 ) ) )
              | ~ ( ~ ~ ( ~ ( in @ SV7 @ SY213 )
                        | ~ ( in @ SY212 @ SY213 ) )
                  | ( subset @ ( unordered_pair @ SV7 @ SY212 ) @ SY213 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1010]) ).

thf(1102,plain,
    ! [SV8: $i] :
      ( ( ! [SY214: $i] :
            ( ~ ( relation @ SY214 )
            | ( subset @ ( relation_rng @ ( relation_rng_restriction @ SV8 @ SY214 ) ) @ SV8 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1011]) ).

thf(1103,plain,
    ! [SV9: $i] :
      ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV9 )
              | ~ ( one_sorted_str @ SV9 ) )
        | ~ ( empty @ ( the_carrier @ SV9 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1012]) ).

thf(1104,plain,
    ! [SV10: $i] :
      ( ( ! [SY215: $i,SY216: $i] :
            ( ~ ( relation @ SY216 )
            | ( subset @ ( fiber @ ( relation_restriction @ SY216 @ SV10 ) @ SY215 ) @ ( fiber @ SY216 @ SY215 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1013]) ).

thf(1105,plain,
    ! [SV11: $i] :
      ( ( ! [SY217: $i] :
            ( ~ ~ ( ~ ( subset @ SV11 @ SY217 )
                  | ~ ( finite @ SY217 ) )
            | ( finite @ SV11 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1014]) ).

thf(1106,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( net_str @ SX0 @ sK1_A )
          | ! [SX1: $i] :
              ( ~ ( subnetstr @ SX1 @ sK1_A @ SX0 )
              | ( subset @ ( the_carrier @ SX1 ) @ ( the_carrier @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1015]) ).

thf(1107,plain,
    ! [SV12: $i] :
      ( ( ~ ( relation @ SV12 )
        | ! [SY218: $i] :
            ( ~ ( relation @ SY218 )
            | ~ ( ~ ( ~ ( subset @ SV12 @ SY218 )
                    | ! [SY219: $i,SY220: $i] :
                        ( ~ ( in @ ( ordered_pair @ SY219 @ SY220 ) @ SV12 )
                        | ( in @ ( ordered_pair @ SY219 @ SY220 ) @ SY218 ) ) )
                | ~ ( ~ ! [SY221: $i,SY222: $i] :
                          ( ~ ( in @ ( ordered_pair @ SY221 @ SY222 ) @ SV12 )
                          | ( in @ ( ordered_pair @ SY221 @ SY222 ) @ SY218 ) )
                    | ( subset @ SV12 @ SY218 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1016]) ).

thf(1108,plain,
    ! [SV13: $i] :
      ( ( ~ ( join_semilatt_str @ SV13 )
        | ( one_sorted_str @ SV13 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1017]) ).

thf(1109,plain,
    ! [SV14: $i] :
      ( ( ~ ( one_sorted_str @ SV14 )
        | ( ( cast_as_carrier_subset @ SV14 )
          = ( the_carrier @ SV14 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1018]) ).

thf(1110,plain,
    ! [SV15: $i] :
      ( ( ! [SY223: $i] :
            ~ ( ~ ( ( ( set_difference @ SV15 @ SY223 )
                   != empty_set )
                  | ( subset @ SV15 @ SY223 ) )
              | ~ ( ~ ( subset @ SV15 @ SY223 )
                  | ( ( set_difference @ SV15 @ SY223 )
                    = empty_set ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1019]) ).

thf(1111,plain,
    ! [SV16: $i] :
      ( ( ~ ! [SY224: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SV16 @ SY224 )
                              | ~ ! [SX2: $i,SX3: $i] :
                                    ( ~ ~ ( ~ ( in @ SX2 @ SY224 )
                                          | ~ ( subset @ SX3 @ SX2 ) )
                                    | ( in @ SX3 @ SY224 ) ) )
                        | ~ ! [SX2: $i] :
                              ~ ~ ( ~ ( in @ SX2 @ SY224 )
                                  | ~ ! [SX3: $i] :
                                        ~ ~ ( ~ ( in @ SX3 @ SY224 )
                                            | ~ ! [SX4: $i] :
                                                  ( ~ ( subset @ SX4 @ SX2 )
                                                  | ( in @ SX4 @ SX3 ) ) ) ) )
                  | ~ ! [SX2: $i] :
                        ~ ~ ( ~ ~ ( ~ ( subset @ SX2 @ SY224 )
                                  | ~ ~ ( are_equipotent @ SX2 @ SY224 ) )
                            | ~ ~ ( in @ SX2 @ SY224 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1020]) ).

thf(1112,plain,
    ! [SV17: $i] :
      ( ( ! [SY231: $i] :
            ~ ( ~ ( ~ ( subset @ ( singleton @ SV17 ) @ SY231 )
                  | ( in @ SV17 @ SY231 ) )
              | ~ ( ~ ( in @ SV17 @ SY231 )
                  | ( subset @ ( singleton @ SV17 ) @ SY231 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1021]) ).

thf(1113,plain,
    ! [SV18: $i] :
      ( ( ! [SY232: $i,SY233: $i] :
            ( ~ ~ ( ~ ( subset @ SV18 @ SY232 )
                  | ~ ( subset @ SY232 @ SY233 ) )
            | ( subset @ SV18 @ SY233 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1022]) ).

thf(1114,plain,
    ! [SV19: $i] :
      ( ( ! [SY234: $i] :
            ( ~ ( subset @ ( singleton @ SV19 ) @ ( singleton @ SY234 ) )
            | ( SV19 = SY234 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1023]) ).

thf(1115,plain,
    ! [SV20: $i] :
      ( ( ~ ( one_sorted_str @ SV20 )
        | ! [SY235: $i] :
            ( ~ ( net_str @ SY235 @ SV20 )
            | ! [SY236: $i] :
                ( ~ ( net_str @ SY236 @ SV20 )
                | ~ ( ~ ( ~ ( subnetstr @ SY236 @ SV20 @ SY235 )
                        | ~ ( ~ ( subrelstr @ SY236 @ SY235 )
                            | ( ( the_mapping @ SV20 @ SY236 )
                             != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SY235 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SY235 ) @ ( the_carrier @ SY236 ) ) ) ) )
                    | ~ ( ~ ~ ( ~ ( subrelstr @ SY236 @ SY235 )
                              | ( ( the_mapping @ SV20 @ SY236 )
                               != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SY235 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SY235 ) @ ( the_carrier @ SY236 ) ) ) )
                        | ( subnetstr @ SY236 @ SV20 @ SY235 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1024]) ).

thf(1116,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ( one_sorted_str @ SX0 )
              | ~ ~ ( empty_carrier @ SX0 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1025]) ).

thf(1117,plain,
    ! [SV21: $i] :
      ( ( ~ ( one_sorted_str @ SV21 )
        | ~ ( ~ ( ~ ( empty_carrier @ SV21 )
                | ( empty @ ( the_carrier @ SV21 ) ) )
            | ~ ( ~ ( empty @ ( the_carrier @ SV21 ) )
                | ( empty_carrier @ SV21 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1026]) ).

thf(1118,plain,
    ! [SV22: $i] :
      ( ( ~ ( subset @ SV22 @ empty_set )
        | ( SV22 = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1027]) ).

thf(1119,plain,
    ! [SV23: $i] :
      ( ( ! [SY237: $i,SY238: $i] :
            ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                              | ~ ( one_sorted_str @ SV23 ) )
                        | ~ ( element @ SY237 @ ( the_carrier @ SV23 ) ) )
                  | ~ ( element @ SY238 @ ( the_carrier @ SV23 ) ) )
            | ( ( unordered_pair_as_carrier_subset @ SV23 @ SY237 @ SY238 )
              = ( unordered_pair_as_carrier_subset @ SV23 @ SY238 @ SY237 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1028]) ).

thf(1120,plain,
    ! [SV24: $i] :
      ( ( ! [SY239: $i] :
            ( ~ ( relation @ SY239 )
            | ( subset @ ( relation_rng @ ( relation_rng_restriction @ SV24 @ SY239 ) ) @ ( relation_rng @ SY239 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1029]) ).

thf(1121,plain,
    ! [SV25: $i] :
      ( ( ! [SY240: $i] :
            ( ~ ( relation @ SY240 )
            | ( subset @ ( relation_image @ SY240 @ SV25 ) @ ( relation_rng @ SY240 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1030]) ).

thf(1122,plain,
    ! [SV26: $i] :
      ( ( ~ ( ~ ( ~ ( epsilon_transitive @ SV26 )
                | ! [SY241: $i] :
                    ( ~ ( in @ SY241 @ SV26 )
                    | ( subset @ SY241 @ SV26 ) ) )
            | ~ ( ~ ! [SY242: $i] :
                      ( ~ ( in @ SY242 @ SV26 )
                      | ( subset @ SY242 @ SV26 ) )
                | ( epsilon_transitive @ SV26 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1031]) ).

thf(1123,plain,
    ! [SV27: $i] :
      ( ( ~ ( relation @ SV27 )
        | ! [SY243: $i] :
            ( ~ ( relation @ SY243 )
            | ( subset @ ( relation_rng @ ( relation_composition @ SV27 @ SY243 ) ) @ ( relation_rng @ SY243 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1032]) ).

thf(1124,plain,
    ! [SV28: $i] :
      ( ( ! [SY244: $i] :
            ( ~ ~ ( ~ ( one_sorted_str @ SV28 )
                  | ~ ( net_str @ SY244 @ SV28 ) )
            | ! [SY245: $i] :
                ( ~ ( subnetstr @ SY245 @ SV28 @ SY244 )
                | ( net_str @ SY245 @ SV28 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1033]) ).

thf(1125,plain,
    ( ( ! [SX0: $i] :
          ~ ( one_sorted_str @ SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1034]) ).

thf(1126,plain,
    ! [SV29: $i] :
      ( ( ~ ( one_sorted_str @ SV29 )
        | ( element @ ( cast_as_carrier_subset @ SV29 ) @ ( powerset @ ( the_carrier @ SV29 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1035]) ).

thf(1127,plain,
    ! [SV30: $i] :
      ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV30 )
              | ~ ( one_sorted_str @ SV30 ) )
        | ~ ( empty @ ( cast_as_carrier_subset @ SV30 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1036]) ).

thf(1128,plain,
    ! [SV31: $i] :
      ( ( ! [SY246: $i] :
            ( ~ ( relation @ SY246 )
            | ( subset @ ( relation_rng @ ( relation_dom_restriction @ SY246 @ SV31 ) ) @ ( relation_rng @ SY246 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1037]) ).

thf(1129,plain,
    ! [SV32: $i] :
      ( ( ! [SY247: $i] :
            ( ~ ( rel_str @ SV32 )
            | ( element @ ( meet_on_relstr @ SV32 @ SY247 ) @ ( the_carrier @ SV32 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1038]) ).

thf(1130,plain,
    ! [SV33: $i] :
      ( ( ! [SY248: $i,SY249: $i] :
            ( ~ ( subset @ SV33 @ SY248 )
            | ( subset @ ( set_intersection2 @ SV33 @ SY249 ) @ ( set_intersection2 @ SY248 @ SY249 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1039]) ).

thf(1131,plain,
    ! [SV34: $i] :
      ( ( ! [SY250: $i,SY251: $i] :
            ( ~ ( subset @ SV34 @ SY250 )
            | ~ ( ~ ( subset @ ( cartesian_product2 @ SV34 @ SY251 ) @ ( cartesian_product2 @ SY250 @ SY251 ) )
                | ~ ( subset @ ( cartesian_product2 @ SY251 @ SV34 ) @ ( cartesian_product2 @ SY251 @ SY250 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1040]) ).

thf(1132,plain,
    ! [SV35: $i] :
      ( ( ! [SY252: $i] :
            ( ~ ( relation @ SY252 )
            | ( subset @ ( relation_dom_restriction @ SY252 @ SV35 ) @ SY252 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1041]) ).

thf(1133,plain,
    ! [SV36: $i] :
      ( ( ! [SY253: $i,SY254: $i] :
            ( ~ ~ ( ~ ( subset @ SV36 @ SY253 )
                  | ~ ( subset @ SY254 @ SY253 ) )
            | ( subset @ ( set_union2 @ SV36 @ SY254 ) @ SY253 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1042]) ).

thf(1134,plain,
    ! [SV37: $i] :
      ( ( ~ ( meet_semilatt_str @ SV37 )
        | ( one_sorted_str @ SV37 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1043]) ).

thf(1135,plain,
    ! [SV38: $i] :
      ( ( ! [SY255: $i,SY256: $i,SY257: $i] :
            ( ~ ( relation_of2_as_subset @ SY257 @ SY256 @ SV38 )
            | ~ ( subset @ ( relation_rng @ SY257 ) @ SY255 )
            | ( relation_of2_as_subset @ SY257 @ SY256 @ SY255 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1044]) ).

thf(1136,plain,
    ! [SV39: $i] :
      ( ( ! [SY258: $i] :
            ( ~ ~ ( ~ ( ordinal @ SV39 )
                  | ~ ( ordinal @ SY258 ) )
            | ~ ( ~ ( ~ ( ordinal_subset @ SV39 @ SY258 )
                    | ( subset @ SV39 @ SY258 ) )
                | ~ ( ~ ( subset @ SV39 @ SY258 )
                    | ( ordinal_subset @ SV39 @ SY258 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1045]) ).

thf(1137,plain,
    ! [SV40: $i] :
      ( ( ~ ( one_sorted_str @ SV40 )
        | ( element @ ( empty_carrier_subset @ SV40 ) @ ( powerset @ ( the_carrier @ SV40 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1046]) ).

thf(1138,plain,
    ! [SV41: $i] :
      ( ( ~ ( one_sorted_str @ SV41 )
        | ( ( identity_on_carrier @ SV41 )
          = ( identity_as_relation_of @ ( the_carrier @ SV41 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1047]) ).

thf(1139,plain,
    ! [SV42: $i] :
      ( ( ! [SY259: $i] :
            ( ~ ~ ( ~ ( one_sorted_str @ SV42 )
                  | ~ ( net_str @ SY259 @ SV42 ) )
            | ~ ! [SY260: $i] :
                  ~ ( subnetstr @ SY260 @ SV42 @ SY259 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1048]) ).

thf(1140,plain,
    ! [SV43: $i] :
      ( ( ! [SY261: $i] :
            ~ ( ~ ( ~ ( proper_subset @ SV43 @ SY261 )
                  | ~ ( ~ ( subset @ SV43 @ SY261 )
                      | ~ ( ( SV43 != SY261 ) ) ) )
              | ~ ( ~ ~ ( ~ ( subset @ SV43 @ SY261 )
                        | ~ ( ( SV43 != SY261 ) ) )
                  | ( proper_subset @ SV43 @ SY261 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1049]) ).

thf(1141,plain,
    ! [SV44: $i] :
      ( ( ! [SY262: $i] :
            ~ ( ~ ( ~ ( subset @ SV44 @ SY262 )
                  | ! [SY263: $i] :
                      ( ~ ( in @ SY263 @ SV44 )
                      | ( in @ SY263 @ SY262 ) ) )
              | ~ ( ~ ! [SY264: $i] :
                        ( ~ ( in @ SY264 @ SV44 )
                        | ( in @ SY264 @ SY262 ) )
                  | ( subset @ SV44 @ SY262 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1050]) ).

thf(1142,plain,
    ! [SV45: $i] :
      ( ( ~ ( rel_str @ SV45 )
        | ( relation_of2_as_subset @ ( the_InternalRel @ SV45 ) @ ( the_carrier @ SV45 ) @ ( the_carrier @ SV45 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1051]) ).

thf(1143,plain,
    ! [SV46: $i] :
      ( ( ! [SY265: $i] :
            ( ~ ( subset @ SV46 @ SY265 )
            | ( ( set_intersection2 @ SV46 @ SY265 )
              = SV46 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1052]) ).

thf(1144,plain,
    ! [SV47: $i] :
      ( ( ! [SY266: $i,SY267: $i] :
            ( ~ ( relation @ SY267 )
            | ~ ( subset @ SV47 @ SY266 )
            | ( subset @ ( relation_inverse_image @ SY267 @ SV47 ) @ ( relation_inverse_image @ SY267 @ SY266 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1053]) ).

thf(1145,plain,
    ! [SV48: $i] :
      ( ( ! [SY268: $i,SY269: $i] :
            ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                                    | ~ ( one_sorted_str @ SV48 ) )
                              | ~ ~ ( empty_carrier @ SY268 ) )
                        | ~ ( net_str @ SY268 @ SV48 ) )
                  | ~ ( element @ SY269 @ ( the_carrier @ SY268 ) ) )
            | ( element @ ( apply_netmap @ SV48 @ SY268 @ SY269 ) @ ( the_carrier @ SV48 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1054]) ).

thf(1146,plain,
    ! [SV49: $i] :
      ( ( ! [SY270: $i,SY271: $i] :
            ( ~ ~ ( ~ ( subset @ SV49 @ SY270 )
                  | ~ ( disjoint @ SY270 @ SY271 ) )
            | ( disjoint @ SV49 @ SY271 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1055]) ).

thf(1147,plain,
    ! [SV50: $i] :
      ( ( ~ ( one_sorted_str @ SV50 )
        | ! [SY272: $i] :
            ( ~ ( net_str @ SY272 @ SV50 )
            | ( rel_str @ SY272 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1056]) ).

thf(1148,plain,
    ! [SV51: $i] :
      ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV51 )
              | ~ ( one_sorted_str @ SV51 ) )
        | ! [SY273: $i] :
            ( ~ ~ ( ~ ~ ( empty_carrier @ SY273 )
                  | ~ ( net_str @ SY273 @ SV51 ) )
            | ! [SY274: $i,SY275: $i] :
                ( ~ ( subset @ SY274 @ SY275 )
                | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SY273 @ SY274 )
                        | ( is_eventually_in @ SV51 @ SY273 @ SY275 ) )
                    | ~ ( ~ ( is_often_in @ SV51 @ SY273 @ SY274 )
                        | ( is_often_in @ SV51 @ SY273 @ SY275 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1057]) ).

thf(1149,plain,
    ! [SV52: $i] :
      ( ( ! [SY276: $i] :
            ( ~ ( element @ SY276 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
            | ! [SY277: $i] :
                ( ~ ( element @ SY277 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
                | ~ ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SY276 @ SY277 )
                        | ( subset @ SY276 @ SY277 ) )
                    | ~ ( ~ ( subset @ SY276 @ SY277 )
                        | ( below @ ( boole_lattice @ SV52 ) @ SY276 @ SY277 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1058]) ).

thf(1150,plain,
    ! [SV53: $i] :
      ( ( ! [SY278: $i] :
            ( ~ ( relation @ SY278 )
            | ~ ( ~ ( subset @ ( relation_field @ ( relation_restriction @ SY278 @ SV53 ) ) @ ( relation_field @ SY278 ) )
                | ~ ( subset @ ( relation_field @ ( relation_restriction @ SY278 @ SV53 ) ) @ SV53 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1059]) ).

thf(1151,plain,
    ! [SV54: $i] :
      ( ( ! [SY279: $i,SY280: $i,SY281: $i] :
            ( ~ ( relation_of2_as_subset @ SY281 @ SY280 @ SV54 )
            | ~ ( subset @ SV54 @ SY279 )
            | ( relation_of2_as_subset @ SY281 @ SY280 @ SY279 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1060]) ).

thf(1152,plain,
    ! [SV55: $i] :
      ( ( ~ ! [SY282: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SV55 @ SY282 )
                              | ~ ! [SX2: $i,SX3: $i] :
                                    ( ~ ~ ( ~ ( in @ SX2 @ SY282 )
                                          | ~ ( subset @ SX3 @ SX2 ) )
                                    | ( in @ SX3 @ SY282 ) ) )
                        | ~ ! [SX2: $i] :
                              ( ~ ( in @ SX2 @ SY282 )
                              | ( in @ ( powerset @ SX2 ) @ SY282 ) ) )
                  | ~ ! [SX2: $i] :
                        ~ ~ ( ~ ~ ( ~ ( subset @ SX2 @ SY282 )
                                  | ~ ~ ( are_equipotent @ SX2 @ SY282 ) )
                            | ~ ~ ( in @ SX2 @ SY282 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1061]) ).

thf(1153,plain,
    ! [SV56: $i] :
      ( ( ~ ( one_sorted_str @ SV56 )
        | ~ ! [SY287: $i] :
              ~ ( net_str @ SY287 @ SV56 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1062]) ).

thf(1154,plain,
    ! [SV57: $i] :
      ( ( ~ ( rel_str @ SV57 )
        | ( element @ ( bottom_of_relstr @ SV57 ) @ ( the_carrier @ SV57 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1063]) ).

thf(1155,plain,
    ! [SV58: $i] :
      ( ( ~ ( one_sorted_str @ SV58 )
        | ( ( cast_as_carrier_subset @ SV58 )
          = ( the_carrier @ SV58 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1064]) ).

thf(1156,plain,
    ! [SV59: $i] :
      ( ( ! [SY288: $i] :
            ~ ( ~ ( ~ ( subset @ SV59 @ ( singleton @ SY288 ) )
                  | ( SV59 = empty_set )
                  | ( SV59
                    = ( singleton @ SY288 ) ) )
              | ~ ( ~ ( ( SV59 = empty_set )
                      | ( SV59
                        = ( singleton @ SY288 ) ) )
                  | ( subset @ SV59 @ ( singleton @ SY288 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1065]) ).

thf(1157,plain,
    ! [SV60: $i] :
      ( ( ! [SY289: $i] :
            ( ~ ( relation @ SY289 )
            | ( subset @ ( relation_rng_restriction @ SV60 @ SY289 ) @ SY289 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1066]) ).

thf(1158,plain,
    ! [SV61: $i] :
      ( ( ! [SY290: $i] :
            ~ ( ~ ( ~ ( element @ SV61 @ ( powerset @ SY290 ) )
                  | ( subset @ SV61 @ SY290 ) )
              | ~ ( ~ ( subset @ SV61 @ SY290 )
                  | ( element @ SV61 @ ( powerset @ SY290 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1067]) ).

thf(1159,plain,
    ! [SV62: $i] :
      ( ( ! [SY291: $i] :
            ( ~ ( element @ SY291 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
            | ! [SY292: $i] :
                ( ~ ( element @ SY292 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
                | ~ ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SY291 @ SY292 )
                        | ( subset @ SY291 @ SY292 ) )
                    | ~ ( ~ ( subset @ SY291 @ SY292 )
                        | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SY291 @ SY292 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1068]) ).

thf(1160,plain,
    ! [SV63: $i] :
      ( ( ! [SY293: $i] :
            ( ~ ( relation @ SY293 )
            | ( subset @ ( relation_inverse_image @ SY293 @ SV63 ) @ ( relation_dom @ SY293 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1069]) ).

thf(1161,plain,
    ! [SV64: $i] :
      ( ( ! [SY294: $i] :
            ( ~ ( in @ SV64 @ SY294 )
            | ( subset @ SV64 @ ( union @ SY294 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1070]) ).

thf(1162,plain,
    ! [SV65: $i] :
      ( ( ~ ( rel_str @ SV65 )
        | ! [SY295: $i] :
            ( ~ ( rel_str @ SY295 )
            | ~ ( ~ ( ~ ( subrelstr @ SY295 @ SV65 )
                    | ~ ( ~ ( subset @ ( the_carrier @ SY295 ) @ ( the_carrier @ SV65 ) )
                        | ~ ( subset @ ( the_InternalRel @ SY295 ) @ ( the_InternalRel @ SV65 ) ) ) )
                | ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SY295 ) @ ( the_carrier @ SV65 ) )
                          | ~ ( subset @ ( the_InternalRel @ SY295 ) @ ( the_InternalRel @ SV65 ) ) )
                    | ( subrelstr @ SY295 @ SV65 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1071]) ).

thf(1163,plain,
    ! [SV66: $i] :
      ( ( ! [SY296: $i] :
            ( ~ ( subset @ SV66 @ SY296 )
            | ( SY296
              = ( set_union2 @ SV66 @ ( set_difference @ SY296 @ SV66 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1072]) ).

thf(1164,plain,
    ! [SV67: $i] :
      ( ( ! [SY297: $i,SY298: $i,SY299: $i] :
            ( ~ ~ ( ~ ( subset @ SV67 @ SY297 )
                  | ~ ( subset @ SY298 @ SY299 ) )
            | ( subset @ ( cartesian_product2 @ SV67 @ SY298 ) @ ( cartesian_product2 @ SY297 @ SY299 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1073]) ).

thf(1165,plain,
    ! [SV68: $i] :
      ( ( ! [SY300: $i] :
            ( ~ ( subset @ SV68 @ SY300 )
            | ( ( set_union2 @ SV68 @ SY300 )
              = SY300 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1074]) ).

thf(1166,plain,
    ! [SV69: $i] :
      ( ( ~ ! [SY301: $i] :
              ( ~ ( in @ SY301 @ SV69 )
              | ~ ( ~ ( ordinal @ SY301 )
                  | ~ ( subset @ SY301 @ SV69 ) ) )
        | ( ordinal @ SV69 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1075]) ).

thf(1167,plain,
    ! [SV70: $i] :
      ( ( ! [SY302: $i] :
            ~ ( ~ ( ~ ( subset @ SV70 @ ( singleton @ SY302 ) )
                  | ( SV70 = empty_set )
                  | ( SV70
                    = ( singleton @ SY302 ) ) )
              | ~ ( ~ ( ( SV70 = empty_set )
                      | ( SV70
                        = ( singleton @ SY302 ) ) )
                  | ( subset @ SV70 @ ( singleton @ SY302 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1076]) ).

thf(1168,plain,
    ! [SV71: $i] :
      ( ( ~ ( one_sorted_str @ SV71 )
        | ( ( empty_carrier_subset @ SV71 )
          = empty_set ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1077]) ).

thf(1169,plain,
    ! [SV72: $i] :
      ( ( ! [SY303: $i] :
            ( ~ ( in @ SV72 @ SY303 )
            | ( subset @ SV72 @ ( union @ SY303 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1078]) ).

thf(1170,plain,
    ! [SV73: $i] :
      ( ( ! [SY304: $i] :
            ~ ( ~ ( ( SY304
                   != ( powerset @ SV73 ) )
                  | ! [SY305: $i] :
                      ~ ( ~ ( ~ ( in @ SY305 @ SY304 )
                            | ( subset @ SY305 @ SV73 ) )
                        | ~ ( ~ ( subset @ SY305 @ SV73 )
                            | ( in @ SY305 @ SY304 ) ) ) )
              | ~ ( ~ ! [SY306: $i] :
                        ~ ( ~ ( ~ ( in @ SY306 @ SY304 )
                              | ( subset @ SY306 @ SV73 ) )
                          | ~ ( ~ ( subset @ SY306 @ SV73 )
                              | ( in @ SY306 @ SY304 ) ) )
                  | ( SY304
                    = ( powerset @ SV73 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1079]) ).

thf(1171,plain,
    ! [SV74: $i] :
      ( ( ! [SY307: $i] :
            ( ~ ( rel_str @ SV74 )
            | ( element @ ( join_on_relstr @ SV74 @ SY307 ) @ ( the_carrier @ SV74 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1080]) ).

thf(1172,plain,
    ! [SV75: $i] :
      ( ( ~ ( relation @ SV75 )
        | ! [SY308: $i] :
            ( ~ ( relation @ SY308 )
            | ~ ( subset @ SV75 @ SY308 )
            | ~ ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SY308 ) )
                | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SY308 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1081]) ).

thf(1173,plain,
    ! [SV76: $i] :
      ( ( ! [SY309: $i] :
            ~ ~ ( ~ ( subset @ SV76 @ SY309 )
                | ~ ( proper_subset @ SY309 @ SV76 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1082]) ).

thf(1174,plain,
    ! [SV77: $i] :
      ( ( ! [SY310: $i] :
            ~ ( ~ ( ( SV77 != SY310 )
                  | ~ ( ~ ( subset @ SV77 @ SY310 )
                      | ~ ( subset @ SY310 @ SV77 ) ) )
              | ~ ( ~ ~ ( ~ ( subset @ SV77 @ SY310 )
                        | ~ ( subset @ SY310 @ SV77 ) )
                  | ( SV77 = SY310 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1083]) ).

thf(1175,plain,
    ! [SV78: $i] :
      ( ( ! [SY311: $i,SY312: $i] :
            ( ~ ( subset @ SV78 @ SY311 )
            | ( in @ SY312 @ SV78 )
            | ( subset @ SV78 @ ( set_difference @ SY311 @ ( singleton @ SY312 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1084]) ).

thf(1176,plain,
    ! [SV79: $i] :
      ( ( ~ ( rel_str @ SV79 )
        | ( one_sorted_str @ SV79 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1085]) ).

thf(1177,plain,
    ! [SV80: $i] :
      ( ( ! [SY313: $i,SY314: $i] :
            ~ ( ~ ( ~ ( relation_of2 @ SY314 @ SV80 @ SY313 )
                  | ( subset @ SY314 @ ( cartesian_product2 @ SV80 @ SY313 ) ) )
              | ~ ( ~ ( subset @ SY314 @ ( cartesian_product2 @ SV80 @ SY313 ) )
                  | ( relation_of2 @ SY314 @ SV80 @ SY313 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1086]) ).

thf(1178,plain,
    ! [SV81: $i] :
      ( ( ! [SY315: $i] :
            ~ ( ~ ( ~ ( subset @ ( singleton @ SV81 ) @ SY315 )
                  | ( in @ SV81 @ SY315 ) )
              | ~ ( ~ ( in @ SV81 @ SY315 )
                  | ( subset @ ( singleton @ SV81 ) @ SY315 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1087]) ).

thf(1179,plain,
    ! [SV82: $i] :
      ( ( ! [SY316: $i,SY317: $i] :
            ( ~ ~ ( ~ ( subset @ SV82 @ SY316 )
                  | ~ ( subset @ SV82 @ SY317 ) )
            | ( subset @ SV82 @ ( set_intersection2 @ SY316 @ SY317 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1088]) ).

thf(1180,plain,
    ! [SV83: $i] :
      ( ( ~ ( relation @ SV83 )
        | ! [SY318: $i] :
            ( ~ ( relation @ SY318 )
            | ( subset @ ( relation_dom @ ( relation_composition @ SV83 @ SY318 ) ) @ ( relation_dom @ SV83 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1089]) ).

thf(1181,plain,
    ! [SV84: $i] :
      ( ( ! [SY319: $i] :
            ( ~ ( relation @ SY319 )
            | ( subset @ ( relation_dom @ ( relation_rng_restriction @ SV84 @ SY319 ) ) @ ( relation_dom @ SY319 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1090]) ).

thf(1182,plain,
    ! [SV85: $i] :
      ( ( ! [SY320: $i,SY321: $i] :
            ( ~ ( subset @ SV85 @ SY320 )
            | ( subset @ ( set_difference @ SV85 @ SY321 ) @ ( set_difference @ SY320 @ SY321 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1091]) ).

thf(1183,plain,
    ! [SV86: $i] :
      ( ( ! [SY322: $i,SY323: $i] :
            ( ~ ( relation_of2_as_subset @ SY323 @ SV86 @ SY322 )
            | ~ ( ~ ( subset @ ( relation_dom @ SY323 ) @ SV86 )
                | ~ ( subset @ ( relation_rng @ SY323 ) @ SY322 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1092]) ).

thf(1184,plain,
    ! [SV87: $i] :
      ( ( ~ ( ( ( the_carrier @ ( incl_POSet @ SV87 ) )
             != SV87 )
            | ( ( the_InternalRel @ ( incl_POSet @ SV87 ) )
             != ( inclusion_order @ SV87 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1093]) ).

thf(1185,plain,
    ! [SV88: $i] :
      ( ( ~ ( top_str @ SV88 )
        | ( one_sorted_str @ SV88 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1094]) ).

thf(1186,plain,
    ! [SV89: $i,SV1: $i] :
      ( ( subset @ ( set_intersection2 @ SV1 @ SV89 ) @ SV1 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1095]) ).

thf(1187,plain,
    ! [SV90: $i,SV3: $i] :
      ( ( subset @ ( set_difference @ SV3 @ SV90 ) @ SV3 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1097]) ).

thf(1188,plain,
    ! [SV91: $i,SV4: $i] :
      ( ( subset @ SV4 @ ( set_union2 @ SV4 @ SV91 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1098]) ).

thf(1189,plain,
    ! [SV5: $i] :
      ( ( subset @ SV5 @ SV5 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1099]) ).

thf(1190,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ~ ( ~ ( ( ( set_difference @ SV6 @ SV93 )
                 != empty_set )
                | ( subset @ SV6 @ SV93 ) )
            | ~ ( ~ ( subset @ SV6 @ SV93 )
                | ( ( set_difference @ SV6 @ SV93 )
                  = empty_set ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1100]) ).

thf(1191,plain,
    ! [SV94: $i,SV7: $i] :
      ( ( ! [SY324: $i] :
            ~ ( ~ ( ~ ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SY324 )
                  | ~ ( ~ ( in @ SV7 @ SY324 )
                      | ~ ( in @ SV94 @ SY324 ) ) )
              | ~ ( ~ ~ ( ~ ( in @ SV7 @ SY324 )
                        | ~ ( in @ SV94 @ SY324 ) )
                  | ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SY324 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1101]) ).

thf(1192,plain,
    ! [SV8: $i,SV95: $i] :
      ( ( ~ ( relation @ SV95 )
        | ( subset @ ( relation_rng @ ( relation_rng_restriction @ SV8 @ SV95 ) ) @ SV8 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1102]) ).

thf(1193,plain,
    ! [SV9: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV9 )
                | ~ ( one_sorted_str @ SV9 ) ) )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV9 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1103]) ).

thf(1194,plain,
    ! [SV96: $i,SV10: $i] :
      ( ( ! [SY325: $i] :
            ( ~ ( relation @ SY325 )
            | ( subset @ ( fiber @ ( relation_restriction @ SY325 @ SV10 ) @ SV96 ) @ ( fiber @ SY325 @ SV96 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1104]) ).

thf(1195,plain,
    ! [SV97: $i,SV11: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV11 @ SV97 )
              | ~ ( finite @ SV97 ) )
        | ( finite @ SV11 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1105]) ).

thf(1196,plain,
    ( ( ~ ( net_str @ sK2_SX0 @ sK1_A )
      | ! [SY326: $i] :
          ( ~ ( subnetstr @ SY326 @ sK1_A @ sK2_SX0 )
          | ( subset @ ( the_carrier @ SY326 ) @ ( the_carrier @ sK2_SX0 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[1106]) ).

thf(1197,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( relation @ SV12 ) )
        = $true )
      | ( ( ! [SY218: $i] :
              ( ~ ( relation @ SY218 )
              | ~ ( ~ ( ~ ( subset @ SV12 @ SY218 )
                      | ! [SY219: $i,SY220: $i] :
                          ( ~ ( in @ ( ordered_pair @ SY219 @ SY220 ) @ SV12 )
                          | ( in @ ( ordered_pair @ SY219 @ SY220 ) @ SY218 ) ) )
                  | ~ ( ~ ! [SY221: $i,SY222: $i] :
                            ( ~ ( in @ ( ordered_pair @ SY221 @ SY222 ) @ SV12 )
                            | ( in @ ( ordered_pair @ SY221 @ SY222 ) @ SY218 ) )
                      | ( subset @ SV12 @ SY218 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1107]) ).

thf(1198,plain,
    ! [SV13: $i] :
      ( ( ( ~ ( join_semilatt_str @ SV13 ) )
        = $true )
      | ( ( one_sorted_str @ SV13 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1108]) ).

thf(1199,plain,
    ! [SV14: $i] :
      ( ( ( ~ ( one_sorted_str @ SV14 ) )
        = $true )
      | ( ( ( cast_as_carrier_subset @ SV14 )
          = ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1109]) ).

thf(1200,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ~ ( ~ ( ( ( set_difference @ SV15 @ SV98 )
                 != empty_set )
                | ( subset @ SV15 @ SV98 ) )
            | ~ ( ~ ( subset @ SV15 @ SV98 )
                | ( ( set_difference @ SV15 @ SV98 )
                  = empty_set ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1110]) ).

thf(1201,plain,
    ! [SV16: $i] :
      ( ( ! [SY224: $i] :
            ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SV16 @ SY224 )
                            | ~ ! [SX2: $i,SX3: $i] :
                                  ( ~ ~ ( ~ ( in @ SX2 @ SY224 )
                                        | ~ ( subset @ SX3 @ SX2 ) )
                                  | ( in @ SX3 @ SY224 ) ) )
                      | ~ ! [SX2: $i] :
                            ~ ~ ( ~ ( in @ SX2 @ SY224 )
                                | ~ ! [SX3: $i] :
                                      ~ ~ ( ~ ( in @ SX3 @ SY224 )
                                          | ~ ! [SX4: $i] :
                                                ( ~ ( subset @ SX4 @ SX2 )
                                                | ( in @ SX4 @ SX3 ) ) ) ) )
                | ~ ! [SX2: $i] :
                      ~ ~ ( ~ ~ ( ~ ( subset @ SX2 @ SY224 )
                                | ~ ~ ( are_equipotent @ SX2 @ SY224 ) )
                          | ~ ~ ( in @ SX2 @ SY224 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1111]) ).

thf(1202,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ~ ( ~ ( ~ ( subset @ ( singleton @ SV17 ) @ SV99 )
                | ( in @ SV17 @ SV99 ) )
            | ~ ( ~ ( in @ SV17 @ SV99 )
                | ( subset @ ( singleton @ SV17 ) @ SV99 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1112]) ).

thf(1203,plain,
    ! [SV100: $i,SV18: $i] :
      ( ( ! [SY327: $i] :
            ( ~ ~ ( ~ ( subset @ SV18 @ SV100 )
                  | ~ ( subset @ SV100 @ SY327 ) )
            | ( subset @ SV18 @ SY327 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1113]) ).

thf(1204,plain,
    ! [SV101: $i,SV19: $i] :
      ( ( ~ ( subset @ ( singleton @ SV19 ) @ ( singleton @ SV101 ) )
        | ( SV19 = SV101 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1114]) ).

thf(1205,plain,
    ! [SV20: $i] :
      ( ( ( ~ ( one_sorted_str @ SV20 ) )
        = $true )
      | ( ( ! [SY235: $i] :
              ( ~ ( net_str @ SY235 @ SV20 )
              | ! [SY236: $i] :
                  ( ~ ( net_str @ SY236 @ SV20 )
                  | ~ ( ~ ( ~ ( subnetstr @ SY236 @ SV20 @ SY235 )
                          | ~ ( ~ ( subrelstr @ SY236 @ SY235 )
                              | ( ( the_mapping @ SV20 @ SY236 )
                               != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SY235 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SY235 ) @ ( the_carrier @ SY236 ) ) ) ) )
                      | ~ ( ~ ~ ( ~ ( subrelstr @ SY236 @ SY235 )
                                | ( ( the_mapping @ SV20 @ SY236 )
                                 != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SY235 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SY235 ) @ ( the_carrier @ SY236 ) ) ) )
                          | ( subnetstr @ SY236 @ SV20 @ SY235 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1115]) ).

thf(1206,plain,
    ( ( ~ ~ ( ~ ( one_sorted_str @ sK3_SX0 )
            | ~ ~ ( empty_carrier @ sK3_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[1116]) ).

thf(1207,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( one_sorted_str @ SV21 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( empty_carrier @ SV21 )
                  | ( empty @ ( the_carrier @ SV21 ) ) )
              | ~ ( ~ ( empty @ ( the_carrier @ SV21 ) )
                  | ( empty_carrier @ SV21 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1117]) ).

thf(1208,plain,
    ! [SV22: $i] :
      ( ( ( ~ ( subset @ SV22 @ empty_set ) )
        = $true )
      | ( ( SV22 = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1118]) ).

thf(1209,plain,
    ! [SV102: $i,SV23: $i] :
      ( ( ! [SY328: $i] :
            ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                              | ~ ( one_sorted_str @ SV23 ) )
                        | ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
                  | ~ ( element @ SY328 @ ( the_carrier @ SV23 ) ) )
            | ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SY328 )
              = ( unordered_pair_as_carrier_subset @ SV23 @ SY328 @ SV102 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1119]) ).

thf(1210,plain,
    ! [SV24: $i,SV103: $i] :
      ( ( ~ ( relation @ SV103 )
        | ( subset @ ( relation_rng @ ( relation_rng_restriction @ SV24 @ SV103 ) ) @ ( relation_rng @ SV103 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1120]) ).

thf(1211,plain,
    ! [SV25: $i,SV104: $i] :
      ( ( ~ ( relation @ SV104 )
        | ( subset @ ( relation_image @ SV104 @ SV25 ) @ ( relation_rng @ SV104 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1121]) ).

thf(1212,plain,
    ! [SV26: $i] :
      ( ( ~ ( ~ ( epsilon_transitive @ SV26 )
            | ! [SY241: $i] :
                ( ~ ( in @ SY241 @ SV26 )
                | ( subset @ SY241 @ SV26 ) ) )
        | ~ ( ~ ! [SY242: $i] :
                  ( ~ ( in @ SY242 @ SV26 )
                  | ( subset @ SY242 @ SV26 ) )
            | ( epsilon_transitive @ SV26 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1122]) ).

thf(1213,plain,
    ! [SV27: $i] :
      ( ( ( ~ ( relation @ SV27 ) )
        = $true )
      | ( ( ! [SY243: $i] :
              ( ~ ( relation @ SY243 )
              | ( subset @ ( relation_rng @ ( relation_composition @ SV27 @ SY243 ) ) @ ( relation_rng @ SY243 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1123]) ).

thf(1214,plain,
    ! [SV105: $i,SV28: $i] :
      ( ( ~ ~ ( ~ ( one_sorted_str @ SV28 )
              | ~ ( net_str @ SV105 @ SV28 ) )
        | ! [SY329: $i] :
            ( ~ ( subnetstr @ SY329 @ SV28 @ SV105 )
            | ( net_str @ SY329 @ SV28 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1124]) ).

thf(1215,plain,
    ( ( ~ ( one_sorted_str @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[1125]) ).

thf(1216,plain,
    ! [SV29: $i] :
      ( ( ( ~ ( one_sorted_str @ SV29 ) )
        = $true )
      | ( ( element @ ( cast_as_carrier_subset @ SV29 ) @ ( powerset @ ( the_carrier @ SV29 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1126]) ).

thf(1217,plain,
    ! [SV30: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV30 )
                | ~ ( one_sorted_str @ SV30 ) ) )
        = $true )
      | ( ( ~ ( empty @ ( cast_as_carrier_subset @ SV30 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1127]) ).

thf(1218,plain,
    ! [SV31: $i,SV106: $i] :
      ( ( ~ ( relation @ SV106 )
        | ( subset @ ( relation_rng @ ( relation_dom_restriction @ SV106 @ SV31 ) ) @ ( relation_rng @ SV106 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1128]) ).

thf(1219,plain,
    ! [SV107: $i,SV32: $i] :
      ( ( ~ ( rel_str @ SV32 )
        | ( element @ ( meet_on_relstr @ SV32 @ SV107 ) @ ( the_carrier @ SV32 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1129]) ).

thf(1220,plain,
    ! [SV108: $i,SV33: $i] :
      ( ( ! [SY330: $i] :
            ( ~ ( subset @ SV33 @ SV108 )
            | ( subset @ ( set_intersection2 @ SV33 @ SY330 ) @ ( set_intersection2 @ SV108 @ SY330 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1130]) ).

thf(1221,plain,
    ! [SV109: $i,SV34: $i] :
      ( ( ! [SY331: $i] :
            ( ~ ( subset @ SV34 @ SV109 )
            | ~ ( ~ ( subset @ ( cartesian_product2 @ SV34 @ SY331 ) @ ( cartesian_product2 @ SV109 @ SY331 ) )
                | ~ ( subset @ ( cartesian_product2 @ SY331 @ SV34 ) @ ( cartesian_product2 @ SY331 @ SV109 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1131]) ).

thf(1222,plain,
    ! [SV35: $i,SV110: $i] :
      ( ( ~ ( relation @ SV110 )
        | ( subset @ ( relation_dom_restriction @ SV110 @ SV35 ) @ SV110 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1132]) ).

thf(1223,plain,
    ! [SV111: $i,SV36: $i] :
      ( ( ! [SY332: $i] :
            ( ~ ~ ( ~ ( subset @ SV36 @ SV111 )
                  | ~ ( subset @ SY332 @ SV111 ) )
            | ( subset @ ( set_union2 @ SV36 @ SY332 ) @ SV111 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1133]) ).

thf(1224,plain,
    ! [SV37: $i] :
      ( ( ( ~ ( meet_semilatt_str @ SV37 ) )
        = $true )
      | ( ( one_sorted_str @ SV37 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1134]) ).

thf(1225,plain,
    ! [SV112: $i,SV38: $i] :
      ( ( ! [SY333: $i,SY334: $i] :
            ( ~ ( relation_of2_as_subset @ SY334 @ SY333 @ SV38 )
            | ~ ( subset @ ( relation_rng @ SY334 ) @ SV112 )
            | ( relation_of2_as_subset @ SY334 @ SY333 @ SV112 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1135]) ).

thf(1226,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ~ ~ ( ~ ( ordinal @ SV39 )
              | ~ ( ordinal @ SV113 ) )
        | ~ ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
                | ( subset @ SV39 @ SV113 ) )
            | ~ ( ~ ( subset @ SV39 @ SV113 )
                | ( ordinal_subset @ SV39 @ SV113 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1136]) ).

thf(1227,plain,
    ! [SV40: $i] :
      ( ( ( ~ ( one_sorted_str @ SV40 ) )
        = $true )
      | ( ( element @ ( empty_carrier_subset @ SV40 ) @ ( powerset @ ( the_carrier @ SV40 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1137]) ).

thf(1228,plain,
    ! [SV41: $i] :
      ( ( ( ~ ( one_sorted_str @ SV41 ) )
        = $true )
      | ( ( ( identity_on_carrier @ SV41 )
          = ( identity_as_relation_of @ ( the_carrier @ SV41 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1138]) ).

thf(1229,plain,
    ! [SV114: $i,SV42: $i] :
      ( ( ~ ~ ( ~ ( one_sorted_str @ SV42 )
              | ~ ( net_str @ SV114 @ SV42 ) )
        | ~ ! [SY335: $i] :
              ~ ( subnetstr @ SY335 @ SV42 @ SV114 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1139]) ).

thf(1230,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ~ ( ~ ( ~ ( proper_subset @ SV43 @ SV115 )
                | ~ ( ~ ( subset @ SV43 @ SV115 )
                    | ~ ( ( SV43 != SV115 ) ) ) )
            | ~ ( ~ ~ ( ~ ( subset @ SV43 @ SV115 )
                      | ~ ( ( SV43 != SV115 ) ) )
                | ( proper_subset @ SV43 @ SV115 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1140]) ).

thf(1231,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ~ ( ~ ( ~ ( subset @ SV44 @ SV116 )
                | ! [SY336: $i] :
                    ( ~ ( in @ SY336 @ SV44 )
                    | ( in @ SY336 @ SV116 ) ) )
            | ~ ( ~ ! [SY337: $i] :
                      ( ~ ( in @ SY337 @ SV44 )
                      | ( in @ SY337 @ SV116 ) )
                | ( subset @ SV44 @ SV116 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1141]) ).

thf(1232,plain,
    ! [SV45: $i] :
      ( ( ( ~ ( rel_str @ SV45 ) )
        = $true )
      | ( ( relation_of2_as_subset @ ( the_InternalRel @ SV45 ) @ ( the_carrier @ SV45 ) @ ( the_carrier @ SV45 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1142]) ).

thf(1233,plain,
    ! [SV117: $i,SV46: $i] :
      ( ( ~ ( subset @ SV46 @ SV117 )
        | ( ( set_intersection2 @ SV46 @ SV117 )
          = SV46 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1143]) ).

thf(1234,plain,
    ! [SV118: $i,SV47: $i] :
      ( ( ! [SY338: $i] :
            ( ~ ( relation @ SY338 )
            | ~ ( subset @ SV47 @ SV118 )
            | ( subset @ ( relation_inverse_image @ SY338 @ SV47 ) @ ( relation_inverse_image @ SY338 @ SV118 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1144]) ).

thf(1235,plain,
    ! [SV119: $i,SV48: $i] :
      ( ( ! [SY339: $i] :
            ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                                    | ~ ( one_sorted_str @ SV48 ) )
                              | ~ ~ ( empty_carrier @ SV119 ) )
                        | ~ ( net_str @ SV119 @ SV48 ) )
                  | ~ ( element @ SY339 @ ( the_carrier @ SV119 ) ) )
            | ( element @ ( apply_netmap @ SV48 @ SV119 @ SY339 ) @ ( the_carrier @ SV48 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1145]) ).

thf(1236,plain,
    ! [SV120: $i,SV49: $i] :
      ( ( ! [SY340: $i] :
            ( ~ ~ ( ~ ( subset @ SV49 @ SV120 )
                  | ~ ( disjoint @ SV120 @ SY340 ) )
            | ( disjoint @ SV49 @ SY340 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1146]) ).

thf(1237,plain,
    ! [SV50: $i] :
      ( ( ( ~ ( one_sorted_str @ SV50 ) )
        = $true )
      | ( ( ! [SY272: $i] :
              ( ~ ( net_str @ SY272 @ SV50 )
              | ( rel_str @ SY272 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1147]) ).

thf(1238,plain,
    ! [SV51: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV51 )
                | ~ ( one_sorted_str @ SV51 ) ) )
        = $true )
      | ( ( ! [SY273: $i] :
              ( ~ ~ ( ~ ~ ( empty_carrier @ SY273 )
                    | ~ ( net_str @ SY273 @ SV51 ) )
              | ! [SY274: $i,SY275: $i] :
                  ( ~ ( subset @ SY274 @ SY275 )
                  | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SY273 @ SY274 )
                          | ( is_eventually_in @ SV51 @ SY273 @ SY275 ) )
                      | ~ ( ~ ( is_often_in @ SV51 @ SY273 @ SY274 )
                          | ( is_often_in @ SV51 @ SY273 @ SY275 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1148]) ).

thf(1239,plain,
    ! [SV52: $i,SV121: $i] :
      ( ( ~ ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        | ! [SY341: $i] :
            ( ~ ( element @ SY341 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
            | ~ ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SY341 )
                    | ( subset @ SV121 @ SY341 ) )
                | ~ ( ~ ( subset @ SV121 @ SY341 )
                    | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SY341 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1149]) ).

thf(1240,plain,
    ! [SV53: $i,SV122: $i] :
      ( ( ~ ( relation @ SV122 )
        | ~ ( ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ ( relation_field @ SV122 ) )
            | ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ SV53 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1150]) ).

thf(1241,plain,
    ! [SV123: $i,SV54: $i] :
      ( ( ! [SY342: $i,SY343: $i] :
            ( ~ ( relation_of2_as_subset @ SY343 @ SY342 @ SV54 )
            | ~ ( subset @ SV54 @ SV123 )
            | ( relation_of2_as_subset @ SY343 @ SY342 @ SV123 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1151]) ).

thf(1242,plain,
    ! [SV55: $i] :
      ( ( ! [SY282: $i] :
            ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SV55 @ SY282 )
                            | ~ ! [SX2: $i,SX3: $i] :
                                  ( ~ ~ ( ~ ( in @ SX2 @ SY282 )
                                        | ~ ( subset @ SX3 @ SX2 ) )
                                  | ( in @ SX3 @ SY282 ) ) )
                      | ~ ! [SX2: $i] :
                            ( ~ ( in @ SX2 @ SY282 )
                            | ( in @ ( powerset @ SX2 ) @ SY282 ) ) )
                | ~ ! [SX2: $i] :
                      ~ ~ ( ~ ~ ( ~ ( subset @ SX2 @ SY282 )
                                | ~ ~ ( are_equipotent @ SX2 @ SY282 ) )
                          | ~ ~ ( in @ SX2 @ SY282 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1152]) ).

thf(1243,plain,
    ! [SV56: $i] :
      ( ( ( ~ ( one_sorted_str @ SV56 ) )
        = $true )
      | ( ( ~ ! [SY287: $i] :
                ~ ( net_str @ SY287 @ SV56 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1153]) ).

thf(1244,plain,
    ! [SV57: $i] :
      ( ( ( ~ ( rel_str @ SV57 ) )
        = $true )
      | ( ( element @ ( bottom_of_relstr @ SV57 ) @ ( the_carrier @ SV57 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1154]) ).

thf(1245,plain,
    ! [SV58: $i] :
      ( ( ( ~ ( one_sorted_str @ SV58 ) )
        = $true )
      | ( ( ( cast_as_carrier_subset @ SV58 )
          = ( the_carrier @ SV58 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1155]) ).

thf(1246,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ~ ( ~ ( ~ ( subset @ SV59 @ ( singleton @ SV124 ) )
                | ( SV59 = empty_set )
                | ( SV59
                  = ( singleton @ SV124 ) ) )
            | ~ ( ~ ( ( SV59 = empty_set )
                    | ( SV59
                      = ( singleton @ SV124 ) ) )
                | ( subset @ SV59 @ ( singleton @ SV124 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1156]) ).

thf(1247,plain,
    ! [SV60: $i,SV125: $i] :
      ( ( ~ ( relation @ SV125 )
        | ( subset @ ( relation_rng_restriction @ SV60 @ SV125 ) @ SV125 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1157]) ).

thf(1248,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ~ ( ~ ( ~ ( element @ SV61 @ ( powerset @ SV126 ) )
                | ( subset @ SV61 @ SV126 ) )
            | ~ ( ~ ( subset @ SV61 @ SV126 )
                | ( element @ SV61 @ ( powerset @ SV126 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1158]) ).

thf(1249,plain,
    ! [SV62: $i,SV127: $i] :
      ( ( ~ ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        | ! [SY344: $i] :
            ( ~ ( element @ SY344 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
            | ~ ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SY344 )
                    | ( subset @ SV127 @ SY344 ) )
                | ~ ( ~ ( subset @ SV127 @ SY344 )
                    | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SY344 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1159]) ).

thf(1250,plain,
    ! [SV63: $i,SV128: $i] :
      ( ( ~ ( relation @ SV128 )
        | ( subset @ ( relation_inverse_image @ SV128 @ SV63 ) @ ( relation_dom @ SV128 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1160]) ).

thf(1251,plain,
    ! [SV129: $i,SV64: $i] :
      ( ( ~ ( in @ SV64 @ SV129 )
        | ( subset @ SV64 @ ( union @ SV129 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1161]) ).

thf(1252,plain,
    ! [SV65: $i] :
      ( ( ( ~ ( rel_str @ SV65 ) )
        = $true )
      | ( ( ! [SY295: $i] :
              ( ~ ( rel_str @ SY295 )
              | ~ ( ~ ( ~ ( subrelstr @ SY295 @ SV65 )
                      | ~ ( ~ ( subset @ ( the_carrier @ SY295 ) @ ( the_carrier @ SV65 ) )
                          | ~ ( subset @ ( the_InternalRel @ SY295 ) @ ( the_InternalRel @ SV65 ) ) ) )
                  | ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SY295 ) @ ( the_carrier @ SV65 ) )
                            | ~ ( subset @ ( the_InternalRel @ SY295 ) @ ( the_InternalRel @ SV65 ) ) )
                      | ( subrelstr @ SY295 @ SV65 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1162]) ).

thf(1253,plain,
    ! [SV130: $i,SV66: $i] :
      ( ( ~ ( subset @ SV66 @ SV130 )
        | ( SV130
          = ( set_union2 @ SV66 @ ( set_difference @ SV130 @ SV66 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1163]) ).

thf(1254,plain,
    ! [SV131: $i,SV67: $i] :
      ( ( ! [SY345: $i,SY346: $i] :
            ( ~ ~ ( ~ ( subset @ SV67 @ SV131 )
                  | ~ ( subset @ SY345 @ SY346 ) )
            | ( subset @ ( cartesian_product2 @ SV67 @ SY345 ) @ ( cartesian_product2 @ SV131 @ SY346 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1164]) ).

thf(1255,plain,
    ! [SV132: $i,SV68: $i] :
      ( ( ~ ( subset @ SV68 @ SV132 )
        | ( ( set_union2 @ SV68 @ SV132 )
          = SV132 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1165]) ).

thf(1256,plain,
    ! [SV69: $i] :
      ( ( ( ~ ! [SY301: $i] :
                ( ~ ( in @ SY301 @ SV69 )
                | ~ ( ~ ( ordinal @ SY301 )
                    | ~ ( subset @ SY301 @ SV69 ) ) ) )
        = $true )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1166]) ).

thf(1257,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ~ ( ~ ( ~ ( subset @ SV70 @ ( singleton @ SV133 ) )
                | ( SV70 = empty_set )
                | ( SV70
                  = ( singleton @ SV133 ) ) )
            | ~ ( ~ ( ( SV70 = empty_set )
                    | ( SV70
                      = ( singleton @ SV133 ) ) )
                | ( subset @ SV70 @ ( singleton @ SV133 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1167]) ).

thf(1258,plain,
    ! [SV71: $i] :
      ( ( ( ~ ( one_sorted_str @ SV71 ) )
        = $true )
      | ( ( ( empty_carrier_subset @ SV71 )
          = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1168]) ).

thf(1259,plain,
    ! [SV134: $i,SV72: $i] :
      ( ( ~ ( in @ SV72 @ SV134 )
        | ( subset @ SV72 @ ( union @ SV134 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1169]) ).

thf(1260,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ~ ( ~ ( ( SV135
                 != ( powerset @ SV73 ) )
                | ! [SY347: $i] :
                    ~ ( ~ ( ~ ( in @ SY347 @ SV135 )
                          | ( subset @ SY347 @ SV73 ) )
                      | ~ ( ~ ( subset @ SY347 @ SV73 )
                          | ( in @ SY347 @ SV135 ) ) ) )
            | ~ ( ~ ! [SY348: $i] :
                      ~ ( ~ ( ~ ( in @ SY348 @ SV135 )
                            | ( subset @ SY348 @ SV73 ) )
                        | ~ ( ~ ( subset @ SY348 @ SV73 )
                            | ( in @ SY348 @ SV135 ) ) )
                | ( SV135
                  = ( powerset @ SV73 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1170]) ).

thf(1261,plain,
    ! [SV136: $i,SV74: $i] :
      ( ( ~ ( rel_str @ SV74 )
        | ( element @ ( join_on_relstr @ SV74 @ SV136 ) @ ( the_carrier @ SV74 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1171]) ).

thf(1262,plain,
    ! [SV75: $i] :
      ( ( ( ~ ( relation @ SV75 ) )
        = $true )
      | ( ( ! [SY308: $i] :
              ( ~ ( relation @ SY308 )
              | ~ ( subset @ SV75 @ SY308 )
              | ~ ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SY308 ) )
                  | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SY308 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1172]) ).

thf(1263,plain,
    ! [SV137: $i,SV76: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV76 @ SV137 )
              | ~ ( proper_subset @ SV137 @ SV76 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1173]) ).

thf(1264,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ~ ( ~ ( ( SV77 != SV138 )
                | ~ ( ~ ( subset @ SV77 @ SV138 )
                    | ~ ( subset @ SV138 @ SV77 ) ) )
            | ~ ( ~ ~ ( ~ ( subset @ SV77 @ SV138 )
                      | ~ ( subset @ SV138 @ SV77 ) )
                | ( SV77 = SV138 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1174]) ).

thf(1265,plain,
    ! [SV139: $i,SV78: $i] :
      ( ( ! [SY349: $i] :
            ( ~ ( subset @ SV78 @ SV139 )
            | ( in @ SY349 @ SV78 )
            | ( subset @ SV78 @ ( set_difference @ SV139 @ ( singleton @ SY349 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1175]) ).

thf(1266,plain,
    ! [SV79: $i] :
      ( ( ( ~ ( rel_str @ SV79 ) )
        = $true )
      | ( ( one_sorted_str @ SV79 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1176]) ).

thf(1267,plain,
    ! [SV140: $i,SV80: $i] :
      ( ( ! [SY350: $i] :
            ~ ( ~ ( ~ ( relation_of2 @ SY350 @ SV80 @ SV140 )
                  | ( subset @ SY350 @ ( cartesian_product2 @ SV80 @ SV140 ) ) )
              | ~ ( ~ ( subset @ SY350 @ ( cartesian_product2 @ SV80 @ SV140 ) )
                  | ( relation_of2 @ SY350 @ SV80 @ SV140 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1177]) ).

thf(1268,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ~ ( ~ ( ~ ( subset @ ( singleton @ SV81 ) @ SV141 )
                | ( in @ SV81 @ SV141 ) )
            | ~ ( ~ ( in @ SV81 @ SV141 )
                | ( subset @ ( singleton @ SV81 ) @ SV141 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1178]) ).

thf(1269,plain,
    ! [SV142: $i,SV82: $i] :
      ( ( ! [SY351: $i] :
            ( ~ ~ ( ~ ( subset @ SV82 @ SV142 )
                  | ~ ( subset @ SV82 @ SY351 ) )
            | ( subset @ SV82 @ ( set_intersection2 @ SV142 @ SY351 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1179]) ).

thf(1270,plain,
    ! [SV83: $i] :
      ( ( ( ~ ( relation @ SV83 ) )
        = $true )
      | ( ( ! [SY318: $i] :
              ( ~ ( relation @ SY318 )
              | ( subset @ ( relation_dom @ ( relation_composition @ SV83 @ SY318 ) ) @ ( relation_dom @ SV83 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1180]) ).

thf(1271,plain,
    ! [SV84: $i,SV143: $i] :
      ( ( ~ ( relation @ SV143 )
        | ( subset @ ( relation_dom @ ( relation_rng_restriction @ SV84 @ SV143 ) ) @ ( relation_dom @ SV143 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1181]) ).

thf(1272,plain,
    ! [SV144: $i,SV85: $i] :
      ( ( ! [SY352: $i] :
            ( ~ ( subset @ SV85 @ SV144 )
            | ( subset @ ( set_difference @ SV85 @ SY352 ) @ ( set_difference @ SV144 @ SY352 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1182]) ).

thf(1273,plain,
    ! [SV145: $i,SV86: $i] :
      ( ( ! [SY353: $i] :
            ( ~ ( relation_of2_as_subset @ SY353 @ SV86 @ SV145 )
            | ~ ( ~ ( subset @ ( relation_dom @ SY353 ) @ SV86 )
                | ~ ( subset @ ( relation_rng @ SY353 ) @ SV145 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1183]) ).

thf(1274,plain,
    ! [SV87: $i] :
      ( ( ( ( the_carrier @ ( incl_POSet @ SV87 ) )
         != SV87 )
        | ( ( the_InternalRel @ ( incl_POSet @ SV87 ) )
         != ( inclusion_order @ SV87 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1184]) ).

thf(1275,plain,
    ! [SV88: $i] :
      ( ( ( ~ ( top_str @ SV88 ) )
        = $true )
      | ( ( one_sorted_str @ SV88 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1185]) ).

thf(1276,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ~ ( ( ( set_difference @ SV6 @ SV93 )
             != empty_set )
            | ( subset @ SV6 @ SV93 ) )
        | ~ ( ~ ( subset @ SV6 @ SV93 )
            | ( ( set_difference @ SV6 @ SV93 )
              = empty_set ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1190]) ).

thf(1277,plain,
    ! [SV146: $i,SV94: $i,SV7: $i] :
      ( ( ~ ( ~ ( ~ ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
                | ~ ( ~ ( in @ SV7 @ SV146 )
                    | ~ ( in @ SV94 @ SV146 ) ) )
            | ~ ( ~ ~ ( ~ ( in @ SV7 @ SV146 )
                      | ~ ( in @ SV94 @ SV146 ) )
                | ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1191]) ).

thf(1278,plain,
    ! [SV8: $i,SV95: $i] :
      ( ( ( ~ ( relation @ SV95 ) )
        = $true )
      | ( ( subset @ ( relation_rng @ ( relation_rng_restriction @ SV8 @ SV95 ) ) @ SV8 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1192]) ).

thf(1279,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV9 )
              | ~ ( one_sorted_str @ SV9 ) ) )
        = $false )
      | ( ( ~ ( empty @ ( the_carrier @ SV9 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1193]) ).

thf(1280,plain,
    ! [SV96: $i,SV10: $i,SV147: $i] :
      ( ( ~ ( relation @ SV147 )
        | ( subset @ ( fiber @ ( relation_restriction @ SV147 @ SV10 ) @ SV96 ) @ ( fiber @ SV147 @ SV96 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1194]) ).

thf(1281,plain,
    ! [SV97: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV11 @ SV97 )
                | ~ ( finite @ SV97 ) ) )
        = $true )
      | ( ( finite @ SV11 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1195]) ).

thf(1282,plain,
    ( ( ~ ( net_str @ sK2_SX0 @ sK1_A ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1196]) ).

thf(1283,plain,
    ( ( ! [SY326: $i] :
          ( ~ ( subnetstr @ SY326 @ sK1_A @ sK2_SX0 )
          | ( subset @ ( the_carrier @ SY326 ) @ ( the_carrier @ sK2_SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1196]) ).

thf(1284,plain,
    ! [SV12: $i] :
      ( ( ( relation @ SV12 )
        = $false )
      | ( ( ! [SY218: $i] :
              ( ~ ( relation @ SY218 )
              | ~ ( ~ ( ~ ( subset @ SV12 @ SY218 )
                      | ! [SY219: $i,SY220: $i] :
                          ( ~ ( in @ ( ordered_pair @ SY219 @ SY220 ) @ SV12 )
                          | ( in @ ( ordered_pair @ SY219 @ SY220 ) @ SY218 ) ) )
                  | ~ ( ~ ! [SY221: $i,SY222: $i] :
                            ( ~ ( in @ ( ordered_pair @ SY221 @ SY222 ) @ SV12 )
                            | ( in @ ( ordered_pair @ SY221 @ SY222 ) @ SY218 ) )
                      | ( subset @ SV12 @ SY218 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1197]) ).

thf(1285,plain,
    ! [SV13: $i] :
      ( ( ( join_semilatt_str @ SV13 )
        = $false )
      | ( ( one_sorted_str @ SV13 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1198]) ).

thf(1286,plain,
    ! [SV14: $i] :
      ( ( ( one_sorted_str @ SV14 )
        = $false )
      | ( ( ( cast_as_carrier_subset @ SV14 )
          = ( the_carrier @ SV14 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1199]) ).

thf(1287,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ~ ( ( ( set_difference @ SV15 @ SV98 )
             != empty_set )
            | ( subset @ SV15 @ SV98 ) )
        | ~ ( ~ ( subset @ SV15 @ SV98 )
            | ( ( set_difference @ SV15 @ SV98 )
              = empty_set ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1200]) ).

thf(1288,plain,
    ! [SV16: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
                          | ~ ! [SY354: $i,SY355: $i] :
                                ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                                      | ~ ( subset @ SY355 @ SY354 ) )
                                | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
                    | ~ ! [SY356: $i] :
                          ~ ~ ( ~ ( in @ SY356 @ ( sK5_SY224 @ SV16 ) )
                              | ~ ! [SY357: $i] :
                                    ~ ~ ( ~ ( in @ SY357 @ ( sK5_SY224 @ SV16 ) )
                                        | ~ ! [SX4: $i] :
                                              ( ~ ( subset @ SX4 @ SY356 )
                                              | ( in @ SX4 @ SY357 ) ) ) ) )
              | ~ ! [SY359: $i] :
                    ~ ~ ( ~ ~ ( ~ ( subset @ SY359 @ ( sK5_SY224 @ SV16 ) )
                              | ~ ~ ( are_equipotent @ SY359 @ ( sK5_SY224 @ SV16 ) ) )
                        | ~ ~ ( in @ SY359 @ ( sK5_SY224 @ SV16 ) ) ) ) )
      = $false ),
    inference(extcnf_forall_neg,[status(esa)],[1201]) ).

thf(1289,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ~ ( ~ ( subset @ ( singleton @ SV17 ) @ SV99 )
            | ( in @ SV17 @ SV99 ) )
        | ~ ( ~ ( in @ SV17 @ SV99 )
            | ( subset @ ( singleton @ SV17 ) @ SV99 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1202]) ).

thf(1290,plain,
    ! [SV148: $i,SV100: $i,SV18: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV18 @ SV100 )
              | ~ ( subset @ SV100 @ SV148 ) )
        | ( subset @ SV18 @ SV148 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1203]) ).

thf(1291,plain,
    ! [SV101: $i,SV19: $i] :
      ( ( ( ~ ( subset @ ( singleton @ SV19 ) @ ( singleton @ SV101 ) ) )
        = $true )
      | ( ( SV19 = SV101 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1204]) ).

thf(1292,plain,
    ! [SV20: $i] :
      ( ( ( one_sorted_str @ SV20 )
        = $false )
      | ( ( ! [SY235: $i] :
              ( ~ ( net_str @ SY235 @ SV20 )
              | ! [SY236: $i] :
                  ( ~ ( net_str @ SY236 @ SV20 )
                  | ~ ( ~ ( ~ ( subnetstr @ SY236 @ SV20 @ SY235 )
                          | ~ ( ~ ( subrelstr @ SY236 @ SY235 )
                              | ( ( the_mapping @ SV20 @ SY236 )
                               != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SY235 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SY235 ) @ ( the_carrier @ SY236 ) ) ) ) )
                      | ~ ( ~ ~ ( ~ ( subrelstr @ SY236 @ SY235 )
                                | ( ( the_mapping @ SV20 @ SY236 )
                                 != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SY235 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SY235 ) @ ( the_carrier @ SY236 ) ) ) )
                          | ( subnetstr @ SY236 @ SV20 @ SY235 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1205]) ).

thf(1293,plain,
    ( ( ~ ( ~ ( one_sorted_str @ sK3_SX0 )
          | ~ ~ ( empty_carrier @ sK3_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1206]) ).

thf(1294,plain,
    ! [SV21: $i] :
      ( ( ( one_sorted_str @ SV21 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( empty_carrier @ SV21 )
                  | ( empty @ ( the_carrier @ SV21 ) ) )
              | ~ ( ~ ( empty @ ( the_carrier @ SV21 ) )
                  | ( empty_carrier @ SV21 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1207]) ).

thf(1295,plain,
    ! [SV22: $i] :
      ( ( ( subset @ SV22 @ empty_set )
        = $false )
      | ( ( SV22 = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1208]) ).

thf(1296,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                          | ~ ( one_sorted_str @ SV23 ) )
                    | ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
              | ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        | ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1209]) ).

thf(1297,plain,
    ! [SV24: $i,SV103: $i] :
      ( ( ( ~ ( relation @ SV103 ) )
        = $true )
      | ( ( subset @ ( relation_rng @ ( relation_rng_restriction @ SV24 @ SV103 ) ) @ ( relation_rng @ SV103 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1210]) ).

thf(1298,plain,
    ! [SV25: $i,SV104: $i] :
      ( ( ( ~ ( relation @ SV104 ) )
        = $true )
      | ( ( subset @ ( relation_image @ SV104 @ SV25 ) @ ( relation_rng @ SV104 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1211]) ).

thf(1299,plain,
    ! [SV26: $i] :
      ( ( ~ ( ~ ( epsilon_transitive @ SV26 )
            | ! [SY241: $i] :
                ( ~ ( in @ SY241 @ SV26 )
                | ( subset @ SY241 @ SV26 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1212]) ).

thf(1300,plain,
    ! [SV26: $i] :
      ( ( ~ ( ~ ! [SY242: $i] :
                  ( ~ ( in @ SY242 @ SV26 )
                  | ( subset @ SY242 @ SV26 ) )
            | ( epsilon_transitive @ SV26 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1212]) ).

thf(1301,plain,
    ! [SV27: $i] :
      ( ( ( relation @ SV27 )
        = $false )
      | ( ( ! [SY243: $i] :
              ( ~ ( relation @ SY243 )
              | ( subset @ ( relation_rng @ ( relation_composition @ SV27 @ SY243 ) ) @ ( relation_rng @ SY243 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1213]) ).

thf(1302,plain,
    ! [SV105: $i,SV28: $i] :
      ( ( ( ~ ~ ( ~ ( one_sorted_str @ SV28 )
                | ~ ( net_str @ SV105 @ SV28 ) ) )
        = $true )
      | ( ( ! [SY329: $i] :
              ( ~ ( subnetstr @ SY329 @ SV28 @ SV105 )
              | ( net_str @ SY329 @ SV28 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1214]) ).

thf(1303,plain,
    ( ( one_sorted_str @ sK4_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1215]) ).

thf(1304,plain,
    ! [SV29: $i] :
      ( ( ( one_sorted_str @ SV29 )
        = $false )
      | ( ( element @ ( cast_as_carrier_subset @ SV29 ) @ ( powerset @ ( the_carrier @ SV29 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1216]) ).

thf(1305,plain,
    ! [SV30: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV30 )
              | ~ ( one_sorted_str @ SV30 ) ) )
        = $false )
      | ( ( ~ ( empty @ ( cast_as_carrier_subset @ SV30 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1217]) ).

thf(1306,plain,
    ! [SV31: $i,SV106: $i] :
      ( ( ( ~ ( relation @ SV106 ) )
        = $true )
      | ( ( subset @ ( relation_rng @ ( relation_dom_restriction @ SV106 @ SV31 ) ) @ ( relation_rng @ SV106 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1218]) ).

thf(1307,plain,
    ! [SV107: $i,SV32: $i] :
      ( ( ( ~ ( rel_str @ SV32 ) )
        = $true )
      | ( ( element @ ( meet_on_relstr @ SV32 @ SV107 ) @ ( the_carrier @ SV32 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1219]) ).

thf(1308,plain,
    ! [SV150: $i,SV108: $i,SV33: $i] :
      ( ( ~ ( subset @ SV33 @ SV108 )
        | ( subset @ ( set_intersection2 @ SV33 @ SV150 ) @ ( set_intersection2 @ SV108 @ SV150 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1220]) ).

thf(1309,plain,
    ! [SV151: $i,SV109: $i,SV34: $i] :
      ( ( ~ ( subset @ SV34 @ SV109 )
        | ~ ( ~ ( subset @ ( cartesian_product2 @ SV34 @ SV151 ) @ ( cartesian_product2 @ SV109 @ SV151 ) )
            | ~ ( subset @ ( cartesian_product2 @ SV151 @ SV34 ) @ ( cartesian_product2 @ SV151 @ SV109 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1221]) ).

thf(1310,plain,
    ! [SV35: $i,SV110: $i] :
      ( ( ( ~ ( relation @ SV110 ) )
        = $true )
      | ( ( subset @ ( relation_dom_restriction @ SV110 @ SV35 ) @ SV110 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1222]) ).

thf(1311,plain,
    ! [SV152: $i,SV111: $i,SV36: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV36 @ SV111 )
              | ~ ( subset @ SV152 @ SV111 ) )
        | ( subset @ ( set_union2 @ SV36 @ SV152 ) @ SV111 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1223]) ).

thf(1312,plain,
    ! [SV37: $i] :
      ( ( ( meet_semilatt_str @ SV37 )
        = $false )
      | ( ( one_sorted_str @ SV37 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1224]) ).

thf(1313,plain,
    ! [SV112: $i,SV38: $i,SV153: $i] :
      ( ( ! [SY360: $i] :
            ( ~ ( relation_of2_as_subset @ SY360 @ SV153 @ SV38 )
            | ~ ( subset @ ( relation_rng @ SY360 ) @ SV112 )
            | ( relation_of2_as_subset @ SY360 @ SV153 @ SV112 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1225]) ).

thf(1314,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ~ ( ~ ( ordinal @ SV39 )
                | ~ ( ordinal @ SV113 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
                  | ( subset @ SV39 @ SV113 ) )
              | ~ ( ~ ( subset @ SV39 @ SV113 )
                  | ( ordinal_subset @ SV39 @ SV113 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1226]) ).

thf(1315,plain,
    ! [SV40: $i] :
      ( ( ( one_sorted_str @ SV40 )
        = $false )
      | ( ( element @ ( empty_carrier_subset @ SV40 ) @ ( powerset @ ( the_carrier @ SV40 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1227]) ).

thf(1316,plain,
    ! [SV41: $i] :
      ( ( ( one_sorted_str @ SV41 )
        = $false )
      | ( ( ( identity_on_carrier @ SV41 )
          = ( identity_as_relation_of @ ( the_carrier @ SV41 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1228]) ).

thf(1317,plain,
    ! [SV114: $i,SV42: $i] :
      ( ( ( ~ ~ ( ~ ( one_sorted_str @ SV42 )
                | ~ ( net_str @ SV114 @ SV42 ) ) )
        = $true )
      | ( ( ~ ! [SY335: $i] :
                ~ ( subnetstr @ SY335 @ SV42 @ SV114 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1229]) ).

thf(1318,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ~ ( ~ ( proper_subset @ SV43 @ SV115 )
            | ~ ( ~ ( subset @ SV43 @ SV115 )
                | ~ ( ( SV43 != SV115 ) ) ) )
        | ~ ( ~ ~ ( ~ ( subset @ SV43 @ SV115 )
                  | ~ ( ( SV43 != SV115 ) ) )
            | ( proper_subset @ SV43 @ SV115 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1230]) ).

thf(1319,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ~ ( ~ ( subset @ SV44 @ SV116 )
            | ! [SY336: $i] :
                ( ~ ( in @ SY336 @ SV44 )
                | ( in @ SY336 @ SV116 ) ) )
        | ~ ( ~ ! [SY337: $i] :
                  ( ~ ( in @ SY337 @ SV44 )
                  | ( in @ SY337 @ SV116 ) )
            | ( subset @ SV44 @ SV116 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1231]) ).

thf(1320,plain,
    ! [SV45: $i] :
      ( ( ( rel_str @ SV45 )
        = $false )
      | ( ( relation_of2_as_subset @ ( the_InternalRel @ SV45 ) @ ( the_carrier @ SV45 ) @ ( the_carrier @ SV45 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1232]) ).

thf(1321,plain,
    ! [SV117: $i,SV46: $i] :
      ( ( ( ~ ( subset @ SV46 @ SV117 ) )
        = $true )
      | ( ( ( set_intersection2 @ SV46 @ SV117 )
          = SV46 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1233]) ).

thf(1322,plain,
    ! [SV118: $i,SV47: $i,SV154: $i] :
      ( ( ~ ( relation @ SV154 )
        | ~ ( subset @ SV47 @ SV118 )
        | ( subset @ ( relation_inverse_image @ SV154 @ SV47 ) @ ( relation_inverse_image @ SV154 @ SV118 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1234]) ).

thf(1323,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                                | ~ ( one_sorted_str @ SV48 ) )
                          | ~ ~ ( empty_carrier @ SV119 ) )
                    | ~ ( net_str @ SV119 @ SV48 ) )
              | ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        | ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1235]) ).

thf(1324,plain,
    ! [SV156: $i,SV120: $i,SV49: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV49 @ SV120 )
              | ~ ( disjoint @ SV120 @ SV156 ) )
        | ( disjoint @ SV49 @ SV156 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1236]) ).

thf(1325,plain,
    ! [SV50: $i] :
      ( ( ( one_sorted_str @ SV50 )
        = $false )
      | ( ( ! [SY272: $i] :
              ( ~ ( net_str @ SY272 @ SV50 )
              | ( rel_str @ SY272 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1237]) ).

thf(1326,plain,
    ! [SV51: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV51 )
              | ~ ( one_sorted_str @ SV51 ) ) )
        = $false )
      | ( ( ! [SY273: $i] :
              ( ~ ~ ( ~ ~ ( empty_carrier @ SY273 )
                    | ~ ( net_str @ SY273 @ SV51 ) )
              | ! [SY274: $i,SY275: $i] :
                  ( ~ ( subset @ SY274 @ SY275 )
                  | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SY273 @ SY274 )
                          | ( is_eventually_in @ SV51 @ SY273 @ SY275 ) )
                      | ~ ( ~ ( is_often_in @ SV51 @ SY273 @ SY274 )
                          | ( is_often_in @ SV51 @ SY273 @ SY275 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1238]) ).

thf(1327,plain,
    ! [SV52: $i,SV121: $i] :
      ( ( ( ~ ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) ) )
        = $true )
      | ( ( ! [SY341: $i] :
              ( ~ ( element @ SY341 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
              | ~ ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SY341 )
                      | ( subset @ SV121 @ SY341 ) )
                  | ~ ( ~ ( subset @ SV121 @ SY341 )
                      | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SY341 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1239]) ).

thf(1328,plain,
    ! [SV53: $i,SV122: $i] :
      ( ( ( ~ ( relation @ SV122 ) )
        = $true )
      | ( ( ~ ( ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ ( relation_field @ SV122 ) )
              | ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ SV53 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1240]) ).

thf(1329,plain,
    ! [SV123: $i,SV54: $i,SV157: $i] :
      ( ( ! [SY361: $i] :
            ( ~ ( relation_of2_as_subset @ SY361 @ SV157 @ SV54 )
            | ~ ( subset @ SV54 @ SV123 )
            | ( relation_of2_as_subset @ SY361 @ SV157 @ SV123 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1241]) ).

thf(1330,plain,
    ! [SV55: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
                          | ~ ! [SY362: $i,SY363: $i] :
                                ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                                      | ~ ( subset @ SY363 @ SY362 ) )
                                | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
                    | ~ ! [SY364: $i] :
                          ( ~ ( in @ SY364 @ ( sK6_SY282 @ SV55 ) )
                          | ( in @ ( powerset @ SY364 ) @ ( sK6_SY282 @ SV55 ) ) ) )
              | ~ ! [SY365: $i] :
                    ~ ~ ( ~ ~ ( ~ ( subset @ SY365 @ ( sK6_SY282 @ SV55 ) )
                              | ~ ~ ( are_equipotent @ SY365 @ ( sK6_SY282 @ SV55 ) ) )
                        | ~ ~ ( in @ SY365 @ ( sK6_SY282 @ SV55 ) ) ) ) )
      = $false ),
    inference(extcnf_forall_neg,[status(esa)],[1242]) ).

thf(1331,plain,
    ! [SV56: $i] :
      ( ( ( one_sorted_str @ SV56 )
        = $false )
      | ( ( ~ ! [SY287: $i] :
                ~ ( net_str @ SY287 @ SV56 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1243]) ).

thf(1332,plain,
    ! [SV57: $i] :
      ( ( ( rel_str @ SV57 )
        = $false )
      | ( ( element @ ( bottom_of_relstr @ SV57 ) @ ( the_carrier @ SV57 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1244]) ).

thf(1333,plain,
    ! [SV58: $i] :
      ( ( ( one_sorted_str @ SV58 )
        = $false )
      | ( ( ( cast_as_carrier_subset @ SV58 )
          = ( the_carrier @ SV58 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1245]) ).

thf(1334,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ~ ( ~ ( subset @ SV59 @ ( singleton @ SV124 ) )
            | ( SV59 = empty_set )
            | ( SV59
              = ( singleton @ SV124 ) ) )
        | ~ ( ~ ( ( SV59 = empty_set )
                | ( SV59
                  = ( singleton @ SV124 ) ) )
            | ( subset @ SV59 @ ( singleton @ SV124 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1246]) ).

thf(1335,plain,
    ! [SV60: $i,SV125: $i] :
      ( ( ( ~ ( relation @ SV125 ) )
        = $true )
      | ( ( subset @ ( relation_rng_restriction @ SV60 @ SV125 ) @ SV125 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1247]) ).

thf(1336,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ~ ( ~ ( element @ SV61 @ ( powerset @ SV126 ) )
            | ( subset @ SV61 @ SV126 ) )
        | ~ ( ~ ( subset @ SV61 @ SV126 )
            | ( element @ SV61 @ ( powerset @ SV126 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1248]) ).

thf(1337,plain,
    ! [SV62: $i,SV127: $i] :
      ( ( ( ~ ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) ) )
        = $true )
      | ( ( ! [SY344: $i] :
              ( ~ ( element @ SY344 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
              | ~ ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SY344 )
                      | ( subset @ SV127 @ SY344 ) )
                  | ~ ( ~ ( subset @ SV127 @ SY344 )
                      | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SY344 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1249]) ).

thf(1338,plain,
    ! [SV63: $i,SV128: $i] :
      ( ( ( ~ ( relation @ SV128 ) )
        = $true )
      | ( ( subset @ ( relation_inverse_image @ SV128 @ SV63 ) @ ( relation_dom @ SV128 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1250]) ).

thf(1339,plain,
    ! [SV129: $i,SV64: $i] :
      ( ( ( ~ ( in @ SV64 @ SV129 ) )
        = $true )
      | ( ( subset @ SV64 @ ( union @ SV129 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1251]) ).

thf(1340,plain,
    ! [SV65: $i] :
      ( ( ( rel_str @ SV65 )
        = $false )
      | ( ( ! [SY295: $i] :
              ( ~ ( rel_str @ SY295 )
              | ~ ( ~ ( ~ ( subrelstr @ SY295 @ SV65 )
                      | ~ ( ~ ( subset @ ( the_carrier @ SY295 ) @ ( the_carrier @ SV65 ) )
                          | ~ ( subset @ ( the_InternalRel @ SY295 ) @ ( the_InternalRel @ SV65 ) ) ) )
                  | ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SY295 ) @ ( the_carrier @ SV65 ) )
                            | ~ ( subset @ ( the_InternalRel @ SY295 ) @ ( the_InternalRel @ SV65 ) ) )
                      | ( subrelstr @ SY295 @ SV65 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1252]) ).

thf(1341,plain,
    ! [SV130: $i,SV66: $i] :
      ( ( ( ~ ( subset @ SV66 @ SV130 ) )
        = $true )
      | ( ( SV130
          = ( set_union2 @ SV66 @ ( set_difference @ SV130 @ SV66 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1253]) ).

thf(1342,plain,
    ! [SV158: $i,SV131: $i,SV67: $i] :
      ( ( ! [SY366: $i] :
            ( ~ ~ ( ~ ( subset @ SV67 @ SV131 )
                  | ~ ( subset @ SV158 @ SY366 ) )
            | ( subset @ ( cartesian_product2 @ SV67 @ SV158 ) @ ( cartesian_product2 @ SV131 @ SY366 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1254]) ).

thf(1343,plain,
    ! [SV132: $i,SV68: $i] :
      ( ( ( ~ ( subset @ SV68 @ SV132 ) )
        = $true )
      | ( ( ( set_union2 @ SV68 @ SV132 )
          = SV132 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1255]) ).

thf(1344,plain,
    ! [SV69: $i] :
      ( ( ( ! [SY301: $i] :
              ( ~ ( in @ SY301 @ SV69 )
              | ~ ( ~ ( ordinal @ SY301 )
                  | ~ ( subset @ SY301 @ SV69 ) ) ) )
        = $false )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1256]) ).

thf(1345,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ~ ( ~ ( subset @ SV70 @ ( singleton @ SV133 ) )
            | ( SV70 = empty_set )
            | ( SV70
              = ( singleton @ SV133 ) ) )
        | ~ ( ~ ( ( SV70 = empty_set )
                | ( SV70
                  = ( singleton @ SV133 ) ) )
            | ( subset @ SV70 @ ( singleton @ SV133 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1257]) ).

thf(1346,plain,
    ! [SV71: $i] :
      ( ( ( one_sorted_str @ SV71 )
        = $false )
      | ( ( ( empty_carrier_subset @ SV71 )
          = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1258]) ).

thf(1347,plain,
    ! [SV134: $i,SV72: $i] :
      ( ( ( ~ ( in @ SV72 @ SV134 ) )
        = $true )
      | ( ( subset @ SV72 @ ( union @ SV134 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1259]) ).

thf(1348,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ~ ( ( SV135
             != ( powerset @ SV73 ) )
            | ! [SY347: $i] :
                ~ ( ~ ( ~ ( in @ SY347 @ SV135 )
                      | ( subset @ SY347 @ SV73 ) )
                  | ~ ( ~ ( subset @ SY347 @ SV73 )
                      | ( in @ SY347 @ SV135 ) ) ) )
        | ~ ( ~ ! [SY348: $i] :
                  ~ ( ~ ( ~ ( in @ SY348 @ SV135 )
                        | ( subset @ SY348 @ SV73 ) )
                    | ~ ( ~ ( subset @ SY348 @ SV73 )
                        | ( in @ SY348 @ SV135 ) ) )
            | ( SV135
              = ( powerset @ SV73 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1260]) ).

thf(1349,plain,
    ! [SV136: $i,SV74: $i] :
      ( ( ( ~ ( rel_str @ SV74 ) )
        = $true )
      | ( ( element @ ( join_on_relstr @ SV74 @ SV136 ) @ ( the_carrier @ SV74 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1261]) ).

thf(1350,plain,
    ! [SV75: $i] :
      ( ( ( relation @ SV75 )
        = $false )
      | ( ( ! [SY308: $i] :
              ( ~ ( relation @ SY308 )
              | ~ ( subset @ SV75 @ SY308 )
              | ~ ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SY308 ) )
                  | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SY308 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1262]) ).

thf(1351,plain,
    ! [SV137: $i,SV76: $i] :
      ( ( ~ ( ~ ( subset @ SV76 @ SV137 )
            | ~ ( proper_subset @ SV137 @ SV76 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1263]) ).

thf(1352,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ~ ( ( SV77 != SV138 )
            | ~ ( ~ ( subset @ SV77 @ SV138 )
                | ~ ( subset @ SV138 @ SV77 ) ) )
        | ~ ( ~ ~ ( ~ ( subset @ SV77 @ SV138 )
                  | ~ ( subset @ SV138 @ SV77 ) )
            | ( SV77 = SV138 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1264]) ).

thf(1353,plain,
    ! [SV159: $i,SV139: $i,SV78: $i] :
      ( ( ~ ( subset @ SV78 @ SV139 )
        | ( in @ SV159 @ SV78 )
        | ( subset @ SV78 @ ( set_difference @ SV139 @ ( singleton @ SV159 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1265]) ).

thf(1354,plain,
    ! [SV79: $i] :
      ( ( ( rel_str @ SV79 )
        = $false )
      | ( ( one_sorted_str @ SV79 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1266]) ).

thf(1355,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ~ ( ~ ( ~ ( relation_of2 @ SV160 @ SV80 @ SV140 )
                | ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) ) )
            | ~ ( ~ ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) )
                | ( relation_of2 @ SV160 @ SV80 @ SV140 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1267]) ).

thf(1356,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ~ ( ~ ( subset @ ( singleton @ SV81 ) @ SV141 )
            | ( in @ SV81 @ SV141 ) )
        | ~ ( ~ ( in @ SV81 @ SV141 )
            | ( subset @ ( singleton @ SV81 ) @ SV141 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1268]) ).

thf(1357,plain,
    ! [SV161: $i,SV142: $i,SV82: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV82 @ SV142 )
              | ~ ( subset @ SV82 @ SV161 ) )
        | ( subset @ SV82 @ ( set_intersection2 @ SV142 @ SV161 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1269]) ).

thf(1358,plain,
    ! [SV83: $i] :
      ( ( ( relation @ SV83 )
        = $false )
      | ( ( ! [SY318: $i] :
              ( ~ ( relation @ SY318 )
              | ( subset @ ( relation_dom @ ( relation_composition @ SV83 @ SY318 ) ) @ ( relation_dom @ SV83 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1270]) ).

thf(1359,plain,
    ! [SV84: $i,SV143: $i] :
      ( ( ( ~ ( relation @ SV143 ) )
        = $true )
      | ( ( subset @ ( relation_dom @ ( relation_rng_restriction @ SV84 @ SV143 ) ) @ ( relation_dom @ SV143 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1271]) ).

thf(1360,plain,
    ! [SV162: $i,SV144: $i,SV85: $i] :
      ( ( ~ ( subset @ SV85 @ SV144 )
        | ( subset @ ( set_difference @ SV85 @ SV162 ) @ ( set_difference @ SV144 @ SV162 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1272]) ).

thf(1361,plain,
    ! [SV145: $i,SV86: $i,SV163: $i] :
      ( ( ~ ( relation_of2_as_subset @ SV163 @ SV86 @ SV145 )
        | ~ ( ~ ( subset @ ( relation_dom @ SV163 ) @ SV86 )
            | ~ ( subset @ ( relation_rng @ SV163 ) @ SV145 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1273]) ).

thf(1362,plain,
    ! [SV87: $i] :
      ( ( ( the_carrier @ ( incl_POSet @ SV87 ) )
       != SV87 )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1274]) ).

thf(1363,plain,
    ! [SV87: $i] :
      ( ( ( the_InternalRel @ ( incl_POSet @ SV87 ) )
       != ( inclusion_order @ SV87 ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1274]) ).

thf(1364,plain,
    ! [SV88: $i] :
      ( ( ( top_str @ SV88 )
        = $false )
      | ( ( one_sorted_str @ SV88 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1275]) ).

thf(1365,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ~ ( ( ( set_difference @ SV6 @ SV93 )
             != empty_set )
            | ( subset @ SV6 @ SV93 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1276]) ).

thf(1366,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ~ ( ~ ( subset @ SV6 @ SV93 )
            | ( ( set_difference @ SV6 @ SV93 )
              = empty_set ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1276]) ).

thf(1367,plain,
    ! [SV146: $i,SV94: $i,SV7: $i] :
      ( ( ~ ( ~ ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
            | ~ ( ~ ( in @ SV7 @ SV146 )
                | ~ ( in @ SV94 @ SV146 ) ) )
        | ~ ( ~ ~ ( ~ ( in @ SV7 @ SV146 )
                  | ~ ( in @ SV94 @ SV146 ) )
            | ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1277]) ).

thf(1368,plain,
    ! [SV8: $i,SV95: $i] :
      ( ( ( relation @ SV95 )
        = $false )
      | ( ( subset @ ( relation_rng @ ( relation_rng_restriction @ SV8 @ SV95 ) ) @ SV8 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1278]) ).

thf(1369,plain,
    ! [SV9: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV9 )
          | ~ ( one_sorted_str @ SV9 ) )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV9 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1279]) ).

thf(1370,plain,
    ! [SV96: $i,SV10: $i,SV147: $i] :
      ( ( ( ~ ( relation @ SV147 ) )
        = $true )
      | ( ( subset @ ( fiber @ ( relation_restriction @ SV147 @ SV10 ) @ SV96 ) @ ( fiber @ SV147 @ SV96 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1280]) ).

thf(1371,plain,
    ! [SV97: $i,SV11: $i] :
      ( ( ( ~ ( ~ ( subset @ SV11 @ SV97 )
              | ~ ( finite @ SV97 ) ) )
        = $false )
      | ( ( finite @ SV11 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1281]) ).

thf(1372,plain,
    ( ( net_str @ sK2_SX0 @ sK1_A )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1282]) ).

thf(1373,plain,
    ( ( ~ ( subnetstr @ sK7_SY326 @ sK1_A @ sK2_SX0 )
      | ( subset @ ( the_carrier @ sK7_SY326 ) @ ( the_carrier @ sK2_SX0 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[1283]) ).

thf(1374,plain,
    ! [SV12: $i,SV164: $i] :
      ( ( ( ~ ( relation @ SV164 )
          | ~ ( ~ ( ~ ( subset @ SV12 @ SV164 )
                  | ! [SY367: $i,SY368: $i] :
                      ( ~ ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV12 )
                      | ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV164 ) ) )
              | ~ ( ~ ! [SY369: $i,SY370: $i] :
                        ( ~ ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV12 )
                        | ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV164 ) )
                  | ( subset @ SV12 @ SV164 ) ) ) )
        = $true )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1284]) ).

thf(1375,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ~ ( ( ( set_difference @ SV15 @ SV98 )
             != empty_set )
            | ( subset @ SV15 @ SV98 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1287]) ).

thf(1376,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ~ ( ~ ( subset @ SV15 @ SV98 )
            | ( ( set_difference @ SV15 @ SV98 )
              = empty_set ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1287]) ).

thf(1377,plain,
    ! [SV16: $i] :
      ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
                        | ~ ! [SY354: $i,SY355: $i] :
                              ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                                    | ~ ( subset @ SY355 @ SY354 ) )
                              | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
                  | ~ ! [SY356: $i] :
                        ~ ~ ( ~ ( in @ SY356 @ ( sK5_SY224 @ SV16 ) )
                            | ~ ! [SY357: $i] :
                                  ~ ~ ( ~ ( in @ SY357 @ ( sK5_SY224 @ SV16 ) )
                                      | ~ ! [SX4: $i] :
                                            ( ~ ( subset @ SX4 @ SY356 )
                                            | ( in @ SX4 @ SY357 ) ) ) ) )
            | ~ ! [SY359: $i] :
                  ~ ~ ( ~ ~ ( ~ ( subset @ SY359 @ ( sK5_SY224 @ SV16 ) )
                            | ~ ~ ( are_equipotent @ SY359 @ ( sK5_SY224 @ SV16 ) ) )
                      | ~ ~ ( in @ SY359 @ ( sK5_SY224 @ SV16 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1288]) ).

thf(1378,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ~ ( ~ ( subset @ ( singleton @ SV17 ) @ SV99 )
            | ( in @ SV17 @ SV99 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1289]) ).

thf(1379,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ~ ( ~ ( in @ SV17 @ SV99 )
            | ( subset @ ( singleton @ SV17 ) @ SV99 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1289]) ).

thf(1380,plain,
    ! [SV148: $i,SV100: $i,SV18: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV18 @ SV100 )
                | ~ ( subset @ SV100 @ SV148 ) ) )
        = $true )
      | ( ( subset @ SV18 @ SV148 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1290]) ).

thf(1381,plain,
    ! [SV101: $i,SV19: $i] :
      ( ( ( subset @ ( singleton @ SV19 ) @ ( singleton @ SV101 ) )
        = $false )
      | ( ( SV19 = SV101 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1291]) ).

thf(1382,plain,
    ! [SV20: $i,SV165: $i] :
      ( ( ( ~ ( net_str @ SV165 @ SV20 )
          | ! [SY371: $i] :
              ( ~ ( net_str @ SY371 @ SV20 )
              | ~ ( ~ ( ~ ( subnetstr @ SY371 @ SV20 @ SV165 )
                      | ~ ( ~ ( subrelstr @ SY371 @ SV165 )
                          | ( ( the_mapping @ SV20 @ SY371 )
                           != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SY371 ) ) ) ) )
                  | ~ ( ~ ~ ( ~ ( subrelstr @ SY371 @ SV165 )
                            | ( ( the_mapping @ SV20 @ SY371 )
                             != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SY371 ) ) ) )
                      | ( subnetstr @ SY371 @ SV20 @ SV165 ) ) ) ) )
        = $true )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1292]) ).

thf(1383,plain,
    ( ( ~ ( one_sorted_str @ sK3_SX0 )
      | ~ ~ ( empty_carrier @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1293]) ).

thf(1384,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( ~ ( empty_carrier @ SV21 )
              | ( empty @ ( the_carrier @ SV21 ) ) )
          | ~ ( ~ ( empty @ ( the_carrier @ SV21 ) )
              | ( empty_carrier @ SV21 ) ) )
        = $false )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1294]) ).

thf(1385,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                            | ~ ( one_sorted_str @ SV23 ) )
                      | ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
                | ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1296]) ).

thf(1386,plain,
    ! [SV24: $i,SV103: $i] :
      ( ( ( relation @ SV103 )
        = $false )
      | ( ( subset @ ( relation_rng @ ( relation_rng_restriction @ SV24 @ SV103 ) ) @ ( relation_rng @ SV103 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1297]) ).

thf(1387,plain,
    ! [SV25: $i,SV104: $i] :
      ( ( ( relation @ SV104 )
        = $false )
      | ( ( subset @ ( relation_image @ SV104 @ SV25 ) @ ( relation_rng @ SV104 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1298]) ).

thf(1388,plain,
    ! [SV26: $i] :
      ( ( ~ ( epsilon_transitive @ SV26 )
        | ! [SY241: $i] :
            ( ~ ( in @ SY241 @ SV26 )
            | ( subset @ SY241 @ SV26 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1299]) ).

thf(1389,plain,
    ! [SV26: $i] :
      ( ( ~ ! [SY242: $i] :
              ( ~ ( in @ SY242 @ SV26 )
              | ( subset @ SY242 @ SV26 ) )
        | ( epsilon_transitive @ SV26 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1300]) ).

thf(1390,plain,
    ! [SV27: $i,SV166: $i] :
      ( ( ( ~ ( relation @ SV166 )
          | ( subset @ ( relation_rng @ ( relation_composition @ SV27 @ SV166 ) ) @ ( relation_rng @ SV166 ) ) )
        = $true )
      | ( ( relation @ SV27 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1301]) ).

thf(1391,plain,
    ! [SV105: $i,SV28: $i] :
      ( ( ( ~ ( ~ ( one_sorted_str @ SV28 )
              | ~ ( net_str @ SV105 @ SV28 ) ) )
        = $false )
      | ( ( ! [SY329: $i] :
              ( ~ ( subnetstr @ SY329 @ SV28 @ SV105 )
              | ( net_str @ SY329 @ SV28 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1302]) ).

thf(1392,plain,
    ! [SV30: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV30 )
          | ~ ( one_sorted_str @ SV30 ) )
        = $true )
      | ( ( ~ ( empty @ ( cast_as_carrier_subset @ SV30 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1305]) ).

thf(1393,plain,
    ! [SV31: $i,SV106: $i] :
      ( ( ( relation @ SV106 )
        = $false )
      | ( ( subset @ ( relation_rng @ ( relation_dom_restriction @ SV106 @ SV31 ) ) @ ( relation_rng @ SV106 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1306]) ).

thf(1394,plain,
    ! [SV107: $i,SV32: $i] :
      ( ( ( rel_str @ SV32 )
        = $false )
      | ( ( element @ ( meet_on_relstr @ SV32 @ SV107 ) @ ( the_carrier @ SV32 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1307]) ).

thf(1395,plain,
    ! [SV150: $i,SV108: $i,SV33: $i] :
      ( ( ( ~ ( subset @ SV33 @ SV108 ) )
        = $true )
      | ( ( subset @ ( set_intersection2 @ SV33 @ SV150 ) @ ( set_intersection2 @ SV108 @ SV150 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1308]) ).

thf(1396,plain,
    ! [SV151: $i,SV109: $i,SV34: $i] :
      ( ( ( ~ ( subset @ SV34 @ SV109 ) )
        = $true )
      | ( ( ~ ( ~ ( subset @ ( cartesian_product2 @ SV34 @ SV151 ) @ ( cartesian_product2 @ SV109 @ SV151 ) )
              | ~ ( subset @ ( cartesian_product2 @ SV151 @ SV34 ) @ ( cartesian_product2 @ SV151 @ SV109 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1309]) ).

thf(1397,plain,
    ! [SV35: $i,SV110: $i] :
      ( ( ( relation @ SV110 )
        = $false )
      | ( ( subset @ ( relation_dom_restriction @ SV110 @ SV35 ) @ SV110 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1310]) ).

thf(1398,plain,
    ! [SV152: $i,SV111: $i,SV36: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV36 @ SV111 )
                | ~ ( subset @ SV152 @ SV111 ) ) )
        = $true )
      | ( ( subset @ ( set_union2 @ SV36 @ SV152 ) @ SV111 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1311]) ).

thf(1399,plain,
    ! [SV112: $i,SV38: $i,SV153: $i,SV167: $i] :
      ( ( ~ ( relation_of2_as_subset @ SV167 @ SV153 @ SV38 )
        | ~ ( subset @ ( relation_rng @ SV167 ) @ SV112 )
        | ( relation_of2_as_subset @ SV167 @ SV153 @ SV112 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1313]) ).

thf(1400,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( ~ ( ordinal @ SV39 )
              | ~ ( ordinal @ SV113 ) ) )
        = $false )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
                  | ( subset @ SV39 @ SV113 ) )
              | ~ ( ~ ( subset @ SV39 @ SV113 )
                  | ( ordinal_subset @ SV39 @ SV113 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1314]) ).

thf(1401,plain,
    ! [SV114: $i,SV42: $i] :
      ( ( ( ~ ( ~ ( one_sorted_str @ SV42 )
              | ~ ( net_str @ SV114 @ SV42 ) ) )
        = $false )
      | ( ( ~ ! [SY335: $i] :
                ~ ( subnetstr @ SY335 @ SV42 @ SV114 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1317]) ).

thf(1402,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ~ ( ~ ( proper_subset @ SV43 @ SV115 )
            | ~ ( ~ ( subset @ SV43 @ SV115 )
                | ~ ( ( SV43 != SV115 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1318]) ).

thf(1403,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ~ ( ~ ~ ( ~ ( subset @ SV43 @ SV115 )
                  | ~ ( ( SV43 != SV115 ) ) )
            | ( proper_subset @ SV43 @ SV115 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1318]) ).

thf(1404,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ~ ( ~ ( subset @ SV44 @ SV116 )
            | ! [SY336: $i] :
                ( ~ ( in @ SY336 @ SV44 )
                | ( in @ SY336 @ SV116 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1319]) ).

thf(1405,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ~ ( ~ ! [SY337: $i] :
                  ( ~ ( in @ SY337 @ SV44 )
                  | ( in @ SY337 @ SV116 ) )
            | ( subset @ SV44 @ SV116 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1319]) ).

thf(1406,plain,
    ! [SV117: $i,SV46: $i] :
      ( ( ( subset @ SV46 @ SV117 )
        = $false )
      | ( ( ( set_intersection2 @ SV46 @ SV117 )
          = SV46 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1321]) ).

thf(1407,plain,
    ! [SV118: $i,SV47: $i,SV154: $i] :
      ( ( ( ~ ( relation @ SV154 ) )
        = $true )
      | ( ( ~ ( subset @ SV47 @ SV118 )
          | ( subset @ ( relation_inverse_image @ SV154 @ SV47 ) @ ( relation_inverse_image @ SV154 @ SV118 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1322]) ).

thf(1408,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                                  | ~ ( one_sorted_str @ SV48 ) )
                            | ~ ~ ( empty_carrier @ SV119 ) )
                      | ~ ( net_str @ SV119 @ SV48 ) )
                | ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1323]) ).

thf(1409,plain,
    ! [SV156: $i,SV120: $i,SV49: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV49 @ SV120 )
                | ~ ( disjoint @ SV120 @ SV156 ) ) )
        = $true )
      | ( ( disjoint @ SV49 @ SV156 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1324]) ).

thf(1410,plain,
    ! [SV50: $i,SV168: $i] :
      ( ( ( ~ ( net_str @ SV168 @ SV50 )
          | ( rel_str @ SV168 ) )
        = $true )
      | ( ( one_sorted_str @ SV50 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1325]) ).

thf(1411,plain,
    ! [SV51: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV51 )
          | ~ ( one_sorted_str @ SV51 ) )
        = $true )
      | ( ( ! [SY273: $i] :
              ( ~ ~ ( ~ ~ ( empty_carrier @ SY273 )
                    | ~ ( net_str @ SY273 @ SV51 ) )
              | ! [SY274: $i,SY275: $i] :
                  ( ~ ( subset @ SY274 @ SY275 )
                  | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SY273 @ SY274 )
                          | ( is_eventually_in @ SV51 @ SY273 @ SY275 ) )
                      | ~ ( ~ ( is_often_in @ SV51 @ SY273 @ SY274 )
                          | ( is_often_in @ SV51 @ SY273 @ SY275 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1326]) ).

thf(1412,plain,
    ! [SV52: $i,SV121: $i] :
      ( ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( ! [SY341: $i] :
              ( ~ ( element @ SY341 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
              | ~ ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SY341 )
                      | ( subset @ SV121 @ SY341 ) )
                  | ~ ( ~ ( subset @ SV121 @ SY341 )
                      | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SY341 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1327]) ).

thf(1413,plain,
    ! [SV53: $i,SV122: $i] :
      ( ( ( relation @ SV122 )
        = $false )
      | ( ( ~ ( ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ ( relation_field @ SV122 ) )
              | ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ SV53 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1328]) ).

thf(1414,plain,
    ! [SV123: $i,SV54: $i,SV157: $i,SV169: $i] :
      ( ( ~ ( relation_of2_as_subset @ SV169 @ SV157 @ SV54 )
        | ~ ( subset @ SV54 @ SV123 )
        | ( relation_of2_as_subset @ SV169 @ SV157 @ SV123 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1329]) ).

thf(1415,plain,
    ! [SV55: $i] :
      ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
                        | ~ ! [SY362: $i,SY363: $i] :
                              ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                                    | ~ ( subset @ SY363 @ SY362 ) )
                              | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
                  | ~ ! [SY364: $i] :
                        ( ~ ( in @ SY364 @ ( sK6_SY282 @ SV55 ) )
                        | ( in @ ( powerset @ SY364 ) @ ( sK6_SY282 @ SV55 ) ) ) )
            | ~ ! [SY365: $i] :
                  ~ ~ ( ~ ~ ( ~ ( subset @ SY365 @ ( sK6_SY282 @ SV55 ) )
                            | ~ ~ ( are_equipotent @ SY365 @ ( sK6_SY282 @ SV55 ) ) )
                      | ~ ~ ( in @ SY365 @ ( sK6_SY282 @ SV55 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1330]) ).

thf(1416,plain,
    ! [SV56: $i] :
      ( ( ( ! [SY287: $i] :
              ~ ( net_str @ SY287 @ SV56 ) )
        = $false )
      | ( ( one_sorted_str @ SV56 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1331]) ).

thf(1417,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ~ ( ~ ( subset @ SV59 @ ( singleton @ SV124 ) )
            | ( SV59 = empty_set )
            | ( SV59
              = ( singleton @ SV124 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1334]) ).

thf(1418,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ~ ( ~ ( ( SV59 = empty_set )
                | ( SV59
                  = ( singleton @ SV124 ) ) )
            | ( subset @ SV59 @ ( singleton @ SV124 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1334]) ).

thf(1419,plain,
    ! [SV60: $i,SV125: $i] :
      ( ( ( relation @ SV125 )
        = $false )
      | ( ( subset @ ( relation_rng_restriction @ SV60 @ SV125 ) @ SV125 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1335]) ).

thf(1420,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ~ ( ~ ( element @ SV61 @ ( powerset @ SV126 ) )
            | ( subset @ SV61 @ SV126 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1336]) ).

thf(1421,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ~ ( ~ ( subset @ SV61 @ SV126 )
            | ( element @ SV61 @ ( powerset @ SV126 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1336]) ).

thf(1422,plain,
    ! [SV62: $i,SV127: $i] :
      ( ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( ! [SY344: $i] :
              ( ~ ( element @ SY344 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
              | ~ ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SY344 )
                      | ( subset @ SV127 @ SY344 ) )
                  | ~ ( ~ ( subset @ SV127 @ SY344 )
                      | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SY344 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1337]) ).

thf(1423,plain,
    ! [SV63: $i,SV128: $i] :
      ( ( ( relation @ SV128 )
        = $false )
      | ( ( subset @ ( relation_inverse_image @ SV128 @ SV63 ) @ ( relation_dom @ SV128 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1338]) ).

thf(1424,plain,
    ! [SV129: $i,SV64: $i] :
      ( ( ( in @ SV64 @ SV129 )
        = $false )
      | ( ( subset @ SV64 @ ( union @ SV129 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1339]) ).

thf(1425,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( rel_str @ SV170 )
          | ~ ( ~ ( ~ ( subrelstr @ SV170 @ SV65 )
                  | ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                      | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
              | ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                        | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
                  | ( subrelstr @ SV170 @ SV65 ) ) ) )
        = $true )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1340]) ).

thf(1426,plain,
    ! [SV130: $i,SV66: $i] :
      ( ( ( subset @ SV66 @ SV130 )
        = $false )
      | ( ( SV130
          = ( set_union2 @ SV66 @ ( set_difference @ SV130 @ SV66 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1341]) ).

thf(1427,plain,
    ! [SV171: $i,SV158: $i,SV131: $i,SV67: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV67 @ SV131 )
              | ~ ( subset @ SV158 @ SV171 ) )
        | ( subset @ ( cartesian_product2 @ SV67 @ SV158 ) @ ( cartesian_product2 @ SV131 @ SV171 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1342]) ).

thf(1428,plain,
    ! [SV132: $i,SV68: $i] :
      ( ( ( subset @ SV68 @ SV132 )
        = $false )
      | ( ( ( set_union2 @ SV68 @ SV132 )
          = SV132 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1343]) ).

thf(1429,plain,
    ! [SV69: $i] :
      ( ( ( ~ ( in @ ( sK8_SY301 @ SV69 ) @ SV69 )
          | ~ ( ~ ( ordinal @ ( sK8_SY301 @ SV69 ) )
              | ~ ( subset @ ( sK8_SY301 @ SV69 ) @ SV69 ) ) )
        = $false )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[1344]) ).

thf(1430,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ~ ( ~ ( subset @ SV70 @ ( singleton @ SV133 ) )
            | ( SV70 = empty_set )
            | ( SV70
              = ( singleton @ SV133 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1345]) ).

thf(1431,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ~ ( ~ ( ( SV70 = empty_set )
                | ( SV70
                  = ( singleton @ SV133 ) ) )
            | ( subset @ SV70 @ ( singleton @ SV133 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1345]) ).

thf(1432,plain,
    ! [SV134: $i,SV72: $i] :
      ( ( ( in @ SV72 @ SV134 )
        = $false )
      | ( ( subset @ SV72 @ ( union @ SV134 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1347]) ).

thf(1433,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ~ ( ( SV135
             != ( powerset @ SV73 ) )
            | ! [SY347: $i] :
                ~ ( ~ ( ~ ( in @ SY347 @ SV135 )
                      | ( subset @ SY347 @ SV73 ) )
                  | ~ ( ~ ( subset @ SY347 @ SV73 )
                      | ( in @ SY347 @ SV135 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1348]) ).

thf(1434,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ~ ( ~ ! [SY348: $i] :
                  ~ ( ~ ( ~ ( in @ SY348 @ SV135 )
                        | ( subset @ SY348 @ SV73 ) )
                    | ~ ( ~ ( subset @ SY348 @ SV73 )
                        | ( in @ SY348 @ SV135 ) ) )
            | ( SV135
              = ( powerset @ SV73 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1348]) ).

thf(1435,plain,
    ! [SV136: $i,SV74: $i] :
      ( ( ( rel_str @ SV74 )
        = $false )
      | ( ( element @ ( join_on_relstr @ SV74 @ SV136 ) @ ( the_carrier @ SV74 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1349]) ).

thf(1436,plain,
    ! [SV75: $i,SV172: $i] :
      ( ( ( ~ ( relation @ SV172 )
          | ~ ( subset @ SV75 @ SV172 )
          | ~ ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SV172 ) )
              | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SV172 ) ) ) )
        = $true )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1350]) ).

thf(1437,plain,
    ! [SV137: $i,SV76: $i] :
      ( ( ~ ( subset @ SV76 @ SV137 )
        | ~ ( proper_subset @ SV137 @ SV76 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1351]) ).

thf(1438,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ~ ( ( SV77 != SV138 )
            | ~ ( ~ ( subset @ SV77 @ SV138 )
                | ~ ( subset @ SV138 @ SV77 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1352]) ).

thf(1439,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ~ ( ~ ~ ( ~ ( subset @ SV77 @ SV138 )
                  | ~ ( subset @ SV138 @ SV77 ) )
            | ( SV77 = SV138 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1352]) ).

thf(1440,plain,
    ! [SV159: $i,SV139: $i,SV78: $i] :
      ( ( ( ~ ( subset @ SV78 @ SV139 ) )
        = $true )
      | ( ( ( in @ SV159 @ SV78 )
          | ( subset @ SV78 @ ( set_difference @ SV139 @ ( singleton @ SV159 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1353]) ).

thf(1441,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ~ ( ~ ( relation_of2 @ SV160 @ SV80 @ SV140 )
            | ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) ) )
        | ~ ( ~ ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) )
            | ( relation_of2 @ SV160 @ SV80 @ SV140 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1355]) ).

thf(1442,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ~ ( ~ ( subset @ ( singleton @ SV81 ) @ SV141 )
            | ( in @ SV81 @ SV141 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1356]) ).

thf(1443,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ~ ( ~ ( in @ SV81 @ SV141 )
            | ( subset @ ( singleton @ SV81 ) @ SV141 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1356]) ).

thf(1444,plain,
    ! [SV161: $i,SV142: $i,SV82: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV82 @ SV142 )
                | ~ ( subset @ SV82 @ SV161 ) ) )
        = $true )
      | ( ( subset @ SV82 @ ( set_intersection2 @ SV142 @ SV161 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1357]) ).

thf(1445,plain,
    ! [SV83: $i,SV173: $i] :
      ( ( ( ~ ( relation @ SV173 )
          | ( subset @ ( relation_dom @ ( relation_composition @ SV83 @ SV173 ) ) @ ( relation_dom @ SV83 ) ) )
        = $true )
      | ( ( relation @ SV83 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1358]) ).

thf(1446,plain,
    ! [SV84: $i,SV143: $i] :
      ( ( ( relation @ SV143 )
        = $false )
      | ( ( subset @ ( relation_dom @ ( relation_rng_restriction @ SV84 @ SV143 ) ) @ ( relation_dom @ SV143 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1359]) ).

thf(1447,plain,
    ! [SV162: $i,SV144: $i,SV85: $i] :
      ( ( ( ~ ( subset @ SV85 @ SV144 ) )
        = $true )
      | ( ( subset @ ( set_difference @ SV85 @ SV162 ) @ ( set_difference @ SV144 @ SV162 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1360]) ).

thf(1448,plain,
    ! [SV145: $i,SV86: $i,SV163: $i] :
      ( ( ( ~ ( relation_of2_as_subset @ SV163 @ SV86 @ SV145 ) )
        = $true )
      | ( ( ~ ( ~ ( subset @ ( relation_dom @ SV163 ) @ SV86 )
              | ~ ( subset @ ( relation_rng @ SV163 ) @ SV145 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1361]) ).

thf(1449,plain,
    ! [SV87: $i] :
      ( ( ( the_carrier @ ( incl_POSet @ SV87 ) )
        = SV87 )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1362]) ).

thf(1450,plain,
    ! [SV87: $i] :
      ( ( ( the_InternalRel @ ( incl_POSet @ SV87 ) )
        = ( inclusion_order @ SV87 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1363]) ).

thf(1451,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ( ( set_difference @ SV6 @ SV93 )
         != empty_set )
        | ( subset @ SV6 @ SV93 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1365]) ).

thf(1452,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ~ ( subset @ SV6 @ SV93 )
        | ( ( set_difference @ SV6 @ SV93 )
          = empty_set ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1366]) ).

thf(1453,plain,
    ! [SV146: $i,SV94: $i,SV7: $i] :
      ( ( ~ ( ~ ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
            | ~ ( ~ ( in @ SV7 @ SV146 )
                | ~ ( in @ SV94 @ SV146 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1367]) ).

thf(1454,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ~ ( ~ ~ ( ~ ( in @ SV7 @ SV146 )
                  | ~ ( in @ SV94 @ SV146 ) )
            | ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1367]) ).

thf(1455,plain,
    ! [SV9: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV9 ) )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV9 ) )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV9 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1369]) ).

thf(1456,plain,
    ! [SV96: $i,SV10: $i,SV147: $i] :
      ( ( ( relation @ SV147 )
        = $false )
      | ( ( subset @ ( fiber @ ( relation_restriction @ SV147 @ SV10 ) @ SV96 ) @ ( fiber @ SV147 @ SV96 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1370]) ).

thf(1457,plain,
    ! [SV97: $i,SV11: $i] :
      ( ( ( ~ ( subset @ SV11 @ SV97 )
          | ~ ( finite @ SV97 ) )
        = $true )
      | ( ( finite @ SV11 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1371]) ).

thf(1458,plain,
    ( ( ~ ( subnetstr @ sK7_SY326 @ sK1_A @ sK2_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1373]) ).

thf(1459,plain,
    ( ( subset @ ( the_carrier @ sK7_SY326 ) @ ( the_carrier @ sK2_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1373]) ).

thf(1460,plain,
    ! [SV12: $i,SV164: $i] :
      ( ( ( ~ ( relation @ SV164 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( subset @ SV12 @ SV164 )
                  | ! [SY367: $i,SY368: $i] :
                      ( ~ ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV12 )
                      | ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV164 ) ) )
              | ~ ( ~ ! [SY369: $i,SY370: $i] :
                        ( ~ ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV12 )
                        | ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV164 ) )
                  | ( subset @ SV12 @ SV164 ) ) ) )
        = $true )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1374]) ).

thf(1461,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ( ( set_difference @ SV15 @ SV98 )
         != empty_set )
        | ( subset @ SV15 @ SV98 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1375]) ).

thf(1462,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ~ ( subset @ SV15 @ SV98 )
        | ( ( set_difference @ SV15 @ SV98 )
          = empty_set ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1376]) ).

thf(1463,plain,
    ! [SV16: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
                    | ~ ! [SY354: $i,SY355: $i] :
                          ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                                | ~ ( subset @ SY355 @ SY354 ) )
                          | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
              | ~ ! [SY356: $i] :
                    ~ ~ ( ~ ( in @ SY356 @ ( sK5_SY224 @ SV16 ) )
                        | ~ ! [SY357: $i] :
                              ~ ~ ( ~ ( in @ SY357 @ ( sK5_SY224 @ SV16 ) )
                                  | ~ ! [SX4: $i] :
                                        ( ~ ( subset @ SX4 @ SY356 )
                                        | ( in @ SX4 @ SY357 ) ) ) ) )
        | ~ ! [SY359: $i] :
              ~ ~ ( ~ ~ ( ~ ( subset @ SY359 @ ( sK5_SY224 @ SV16 ) )
                        | ~ ~ ( are_equipotent @ SY359 @ ( sK5_SY224 @ SV16 ) ) )
                  | ~ ~ ( in @ SY359 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1377]) ).

thf(1464,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ~ ( subset @ ( singleton @ SV17 ) @ SV99 )
        | ( in @ SV17 @ SV99 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1378]) ).

thf(1465,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ~ ( in @ SV17 @ SV99 )
        | ( subset @ ( singleton @ SV17 ) @ SV99 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1379]) ).

thf(1466,plain,
    ! [SV148: $i,SV100: $i,SV18: $i] :
      ( ( ( ~ ( ~ ( subset @ SV18 @ SV100 )
              | ~ ( subset @ SV100 @ SV148 ) ) )
        = $false )
      | ( ( subset @ SV18 @ SV148 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1380]) ).

thf(1467,plain,
    ! [SV20: $i,SV165: $i] :
      ( ( ( ~ ( net_str @ SV165 @ SV20 ) )
        = $true )
      | ( ( ! [SY371: $i] :
              ( ~ ( net_str @ SY371 @ SV20 )
              | ~ ( ~ ( ~ ( subnetstr @ SY371 @ SV20 @ SV165 )
                      | ~ ( ~ ( subrelstr @ SY371 @ SV165 )
                          | ( ( the_mapping @ SV20 @ SY371 )
                           != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SY371 ) ) ) ) )
                  | ~ ( ~ ~ ( ~ ( subrelstr @ SY371 @ SV165 )
                            | ( ( the_mapping @ SV20 @ SY371 )
                             != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SY371 ) ) ) )
                      | ( subnetstr @ SY371 @ SV20 @ SV165 ) ) ) ) )
        = $true )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1382]) ).

thf(1468,plain,
    ( ( ~ ( one_sorted_str @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1383]) ).

thf(1469,plain,
    ( ( ~ ~ ( empty_carrier @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[1383]) ).

thf(1470,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( ~ ( empty_carrier @ SV21 )
              | ( empty @ ( the_carrier @ SV21 ) ) ) )
        = $false )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1384]) ).

thf(1471,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( ~ ( empty @ ( the_carrier @ SV21 ) )
              | ( empty_carrier @ SV21 ) ) )
        = $false )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1384]) ).

thf(1472,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                          | ~ ( one_sorted_str @ SV23 ) )
                    | ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
              | ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) ) )
        = $false )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1385]) ).

thf(1473,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( epsilon_transitive @ SV26 ) )
        = $true )
      | ( ( ! [SY241: $i] :
              ( ~ ( in @ SY241 @ SV26 )
              | ( subset @ SY241 @ SV26 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1388]) ).

thf(1474,plain,
    ! [SV26: $i] :
      ( ( ( ~ ! [SY242: $i] :
                ( ~ ( in @ SY242 @ SV26 )
                | ( subset @ SY242 @ SV26 ) ) )
        = $true )
      | ( ( epsilon_transitive @ SV26 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1389]) ).

thf(1475,plain,
    ! [SV27: $i,SV166: $i] :
      ( ( ( ~ ( relation @ SV166 ) )
        = $true )
      | ( ( subset @ ( relation_rng @ ( relation_composition @ SV27 @ SV166 ) ) @ ( relation_rng @ SV166 ) )
        = $true )
      | ( ( relation @ SV27 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1390]) ).

thf(1476,plain,
    ! [SV105: $i,SV28: $i] :
      ( ( ( ~ ( one_sorted_str @ SV28 )
          | ~ ( net_str @ SV105 @ SV28 ) )
        = $true )
      | ( ( ! [SY329: $i] :
              ( ~ ( subnetstr @ SY329 @ SV28 @ SV105 )
              | ( net_str @ SY329 @ SV28 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1391]) ).

thf(1477,plain,
    ! [SV30: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV30 ) )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV30 ) )
        = $true )
      | ( ( ~ ( empty @ ( cast_as_carrier_subset @ SV30 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1392]) ).

thf(1478,plain,
    ! [SV150: $i,SV108: $i,SV33: $i] :
      ( ( ( subset @ SV33 @ SV108 )
        = $false )
      | ( ( subset @ ( set_intersection2 @ SV33 @ SV150 ) @ ( set_intersection2 @ SV108 @ SV150 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1395]) ).

thf(1479,plain,
    ! [SV151: $i,SV109: $i,SV34: $i] :
      ( ( ( subset @ SV34 @ SV109 )
        = $false )
      | ( ( ~ ( ~ ( subset @ ( cartesian_product2 @ SV34 @ SV151 ) @ ( cartesian_product2 @ SV109 @ SV151 ) )
              | ~ ( subset @ ( cartesian_product2 @ SV151 @ SV34 ) @ ( cartesian_product2 @ SV151 @ SV109 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1396]) ).

thf(1480,plain,
    ! [SV152: $i,SV111: $i,SV36: $i] :
      ( ( ( ~ ( ~ ( subset @ SV36 @ SV111 )
              | ~ ( subset @ SV152 @ SV111 ) ) )
        = $false )
      | ( ( subset @ ( set_union2 @ SV36 @ SV152 ) @ SV111 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1398]) ).

thf(1481,plain,
    ! [SV112: $i,SV38: $i,SV153: $i,SV167: $i] :
      ( ( ( ~ ( relation_of2_as_subset @ SV167 @ SV153 @ SV38 ) )
        = $true )
      | ( ( ~ ( subset @ ( relation_rng @ SV167 ) @ SV112 )
          | ( relation_of2_as_subset @ SV167 @ SV153 @ SV112 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1399]) ).

thf(1482,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( ordinal @ SV39 )
          | ~ ( ordinal @ SV113 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
                  | ( subset @ SV39 @ SV113 ) )
              | ~ ( ~ ( subset @ SV39 @ SV113 )
                  | ( ordinal_subset @ SV39 @ SV113 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1400]) ).

thf(1483,plain,
    ! [SV114: $i,SV42: $i] :
      ( ( ( ~ ( one_sorted_str @ SV42 )
          | ~ ( net_str @ SV114 @ SV42 ) )
        = $true )
      | ( ( ~ ! [SY335: $i] :
                ~ ( subnetstr @ SY335 @ SV42 @ SV114 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1401]) ).

thf(1484,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ~ ( proper_subset @ SV43 @ SV115 )
        | ~ ( ~ ( subset @ SV43 @ SV115 )
            | ~ ( ( SV43 != SV115 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1402]) ).

thf(1485,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV43 @ SV115 )
              | ~ ( ( SV43 != SV115 ) ) )
        | ( proper_subset @ SV43 @ SV115 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1403]) ).

thf(1486,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ~ ( subset @ SV44 @ SV116 )
        | ! [SY336: $i] :
            ( ~ ( in @ SY336 @ SV44 )
            | ( in @ SY336 @ SV116 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1404]) ).

thf(1487,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ~ ! [SY337: $i] :
              ( ~ ( in @ SY337 @ SV44 )
              | ( in @ SY337 @ SV116 ) )
        | ( subset @ SV44 @ SV116 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1405]) ).

thf(1488,plain,
    ! [SV118: $i,SV47: $i,SV154: $i] :
      ( ( ( relation @ SV154 )
        = $false )
      | ( ( ~ ( subset @ SV47 @ SV118 )
          | ( subset @ ( relation_inverse_image @ SV154 @ SV47 ) @ ( relation_inverse_image @ SV154 @ SV118 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1407]) ).

thf(1489,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                                | ~ ( one_sorted_str @ SV48 ) )
                          | ~ ~ ( empty_carrier @ SV119 ) )
                    | ~ ( net_str @ SV119 @ SV48 ) )
              | ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) ) )
        = $false )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1408]) ).

thf(1490,plain,
    ! [SV156: $i,SV120: $i,SV49: $i] :
      ( ( ( ~ ( ~ ( subset @ SV49 @ SV120 )
              | ~ ( disjoint @ SV120 @ SV156 ) ) )
        = $false )
      | ( ( disjoint @ SV49 @ SV156 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1409]) ).

thf(1491,plain,
    ! [SV50: $i,SV168: $i] :
      ( ( ( ~ ( net_str @ SV168 @ SV50 ) )
        = $true )
      | ( ( rel_str @ SV168 )
        = $true )
      | ( ( one_sorted_str @ SV50 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1410]) ).

thf(1492,plain,
    ! [SV51: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV51 ) )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV51 ) )
        = $true )
      | ( ( ! [SY273: $i] :
              ( ~ ~ ( ~ ~ ( empty_carrier @ SY273 )
                    | ~ ( net_str @ SY273 @ SV51 ) )
              | ! [SY274: $i,SY275: $i] :
                  ( ~ ( subset @ SY274 @ SY275 )
                  | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SY273 @ SY274 )
                          | ( is_eventually_in @ SV51 @ SY273 @ SY275 ) )
                      | ~ ( ~ ( is_often_in @ SV51 @ SY273 @ SY274 )
                          | ( is_often_in @ SV51 @ SY273 @ SY275 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1411]) ).

thf(1493,plain,
    ! [SV121: $i,SV52: $i,SV174: $i] :
      ( ( ( ~ ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
          | ~ ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
                  | ( subset @ SV121 @ SV174 ) )
              | ~ ( ~ ( subset @ SV121 @ SV174 )
                  | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 ) ) ) )
        = $true )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1412]) ).

thf(1494,plain,
    ! [SV53: $i,SV122: $i] :
      ( ( ( ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ ( relation_field @ SV122 ) )
          | ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ SV53 ) )
        = $false )
      | ( ( relation @ SV122 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1413]) ).

thf(1495,plain,
    ! [SV123: $i,SV54: $i,SV157: $i,SV169: $i] :
      ( ( ( ~ ( relation_of2_as_subset @ SV169 @ SV157 @ SV54 ) )
        = $true )
      | ( ( ~ ( subset @ SV54 @ SV123 )
          | ( relation_of2_as_subset @ SV169 @ SV157 @ SV123 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1414]) ).

thf(1496,plain,
    ! [SV55: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
                    | ~ ! [SY362: $i,SY363: $i] :
                          ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                                | ~ ( subset @ SY363 @ SY362 ) )
                          | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
              | ~ ! [SY364: $i] :
                    ( ~ ( in @ SY364 @ ( sK6_SY282 @ SV55 ) )
                    | ( in @ ( powerset @ SY364 ) @ ( sK6_SY282 @ SV55 ) ) ) )
        | ~ ! [SY365: $i] :
              ~ ~ ( ~ ~ ( ~ ( subset @ SY365 @ ( sK6_SY282 @ SV55 ) )
                        | ~ ~ ( are_equipotent @ SY365 @ ( sK6_SY282 @ SV55 ) ) )
                  | ~ ~ ( in @ SY365 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1415]) ).

thf(1497,plain,
    ! [SV56: $i] :
      ( ( ( ~ ( net_str @ ( sK9_SY287 @ SV56 ) @ SV56 ) )
        = $false )
      | ( ( one_sorted_str @ SV56 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[1416]) ).

thf(1498,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ~ ( subset @ SV59 @ ( singleton @ SV124 ) )
        | ( SV59 = empty_set )
        | ( SV59
          = ( singleton @ SV124 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1417]) ).

thf(1499,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ~ ( ( SV59 = empty_set )
            | ( SV59
              = ( singleton @ SV124 ) ) )
        | ( subset @ SV59 @ ( singleton @ SV124 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1418]) ).

thf(1500,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ~ ( element @ SV61 @ ( powerset @ SV126 ) )
        | ( subset @ SV61 @ SV126 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1420]) ).

thf(1501,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ~ ( subset @ SV61 @ SV126 )
        | ( element @ SV61 @ ( powerset @ SV126 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1421]) ).

thf(1502,plain,
    ! [SV127: $i,SV62: $i,SV175: $i] :
      ( ( ( ~ ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
          | ~ ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
                  | ( subset @ SV127 @ SV175 ) )
              | ~ ( ~ ( subset @ SV127 @ SV175 )
                  | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 ) ) ) )
        = $true )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1422]) ).

thf(1503,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( rel_str @ SV170 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( subrelstr @ SV170 @ SV65 )
                  | ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                      | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
              | ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                        | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
                  | ( subrelstr @ SV170 @ SV65 ) ) ) )
        = $true )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1425]) ).

thf(1504,plain,
    ! [SV171: $i,SV158: $i,SV131: $i,SV67: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV67 @ SV131 )
                | ~ ( subset @ SV158 @ SV171 ) ) )
        = $true )
      | ( ( subset @ ( cartesian_product2 @ SV67 @ SV158 ) @ ( cartesian_product2 @ SV131 @ SV171 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1427]) ).

thf(1505,plain,
    ! [SV69: $i] :
      ( ( ( ~ ( in @ ( sK8_SY301 @ SV69 ) @ SV69 ) )
        = $false )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1429]) ).

thf(1506,plain,
    ! [SV69: $i] :
      ( ( ( ~ ( ~ ( ordinal @ ( sK8_SY301 @ SV69 ) )
              | ~ ( subset @ ( sK8_SY301 @ SV69 ) @ SV69 ) ) )
        = $false )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1429]) ).

thf(1507,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ~ ( subset @ SV70 @ ( singleton @ SV133 ) )
        | ( SV70 = empty_set )
        | ( SV70
          = ( singleton @ SV133 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1430]) ).

thf(1508,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ~ ( ( SV70 = empty_set )
            | ( SV70
              = ( singleton @ SV133 ) ) )
        | ( subset @ SV70 @ ( singleton @ SV133 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1431]) ).

thf(1509,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ( SV135
         != ( powerset @ SV73 ) )
        | ! [SY347: $i] :
            ~ ( ~ ( ~ ( in @ SY347 @ SV135 )
                  | ( subset @ SY347 @ SV73 ) )
              | ~ ( ~ ( subset @ SY347 @ SV73 )
                  | ( in @ SY347 @ SV135 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1433]) ).

thf(1510,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ~ ! [SY348: $i] :
              ~ ( ~ ( ~ ( in @ SY348 @ SV135 )
                    | ( subset @ SY348 @ SV73 ) )
                | ~ ( ~ ( subset @ SY348 @ SV73 )
                    | ( in @ SY348 @ SV135 ) ) )
        | ( SV135
          = ( powerset @ SV73 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1434]) ).

thf(1511,plain,
    ! [SV75: $i,SV172: $i] :
      ( ( ( ~ ( relation @ SV172 ) )
        = $true )
      | ( ( ~ ( subset @ SV75 @ SV172 )
          | ~ ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SV172 ) )
              | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SV172 ) ) ) )
        = $true )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1436]) ).

thf(1512,plain,
    ! [SV137: $i,SV76: $i] :
      ( ( ( ~ ( subset @ SV76 @ SV137 ) )
        = $true )
      | ( ( ~ ( proper_subset @ SV137 @ SV76 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1437]) ).

thf(1513,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( SV77 != SV138 )
        | ~ ( ~ ( subset @ SV77 @ SV138 )
            | ~ ( subset @ SV138 @ SV77 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1438]) ).

thf(1514,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV77 @ SV138 )
              | ~ ( subset @ SV138 @ SV77 ) )
        | ( SV77 = SV138 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1439]) ).

thf(1515,plain,
    ! [SV159: $i,SV139: $i,SV78: $i] :
      ( ( ( subset @ SV78 @ SV139 )
        = $false )
      | ( ( ( in @ SV159 @ SV78 )
          | ( subset @ SV78 @ ( set_difference @ SV139 @ ( singleton @ SV159 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1440]) ).

thf(1516,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ~ ( ~ ( relation_of2 @ SV160 @ SV80 @ SV140 )
            | ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1441]) ).

thf(1517,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ~ ( ~ ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) )
            | ( relation_of2 @ SV160 @ SV80 @ SV140 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1441]) ).

thf(1518,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ~ ( subset @ ( singleton @ SV81 ) @ SV141 )
        | ( in @ SV81 @ SV141 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1442]) ).

thf(1519,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ~ ( in @ SV81 @ SV141 )
        | ( subset @ ( singleton @ SV81 ) @ SV141 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1443]) ).

thf(1520,plain,
    ! [SV161: $i,SV142: $i,SV82: $i] :
      ( ( ( ~ ( ~ ( subset @ SV82 @ SV142 )
              | ~ ( subset @ SV82 @ SV161 ) ) )
        = $false )
      | ( ( subset @ SV82 @ ( set_intersection2 @ SV142 @ SV161 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1444]) ).

thf(1521,plain,
    ! [SV83: $i,SV173: $i] :
      ( ( ( ~ ( relation @ SV173 ) )
        = $true )
      | ( ( subset @ ( relation_dom @ ( relation_composition @ SV83 @ SV173 ) ) @ ( relation_dom @ SV83 ) )
        = $true )
      | ( ( relation @ SV83 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1445]) ).

thf(1522,plain,
    ! [SV162: $i,SV144: $i,SV85: $i] :
      ( ( ( subset @ SV85 @ SV144 )
        = $false )
      | ( ( subset @ ( set_difference @ SV85 @ SV162 ) @ ( set_difference @ SV144 @ SV162 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1447]) ).

thf(1523,plain,
    ! [SV145: $i,SV86: $i,SV163: $i] :
      ( ( ( relation_of2_as_subset @ SV163 @ SV86 @ SV145 )
        = $false )
      | ( ( ~ ( ~ ( subset @ ( relation_dom @ SV163 ) @ SV86 )
              | ~ ( subset @ ( relation_rng @ SV163 ) @ SV145 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1448]) ).

thf(1524,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ( ( set_difference @ SV6 @ SV93 )
         != empty_set )
        = $true )
      | ( ( subset @ SV6 @ SV93 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1451]) ).

thf(1525,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ( ~ ( subset @ SV6 @ SV93 ) )
        = $true )
      | ( ( ( set_difference @ SV6 @ SV93 )
          = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1452]) ).

thf(1526,plain,
    ! [SV146: $i,SV94: $i,SV7: $i] :
      ( ( ~ ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        | ~ ( ~ ( in @ SV7 @ SV146 )
            | ~ ( in @ SV94 @ SV146 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1453]) ).

thf(1527,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ~ ~ ( ~ ( in @ SV7 @ SV146 )
              | ~ ( in @ SV94 @ SV146 ) )
        | ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1454]) ).

thf(1528,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( empty_carrier @ SV9 ) )
        = $false )
      | ( ( ~ ( one_sorted_str @ SV9 ) )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV9 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1455]) ).

thf(1529,plain,
    ! [SV97: $i,SV11: $i] :
      ( ( ( ~ ( subset @ SV11 @ SV97 ) )
        = $true )
      | ( ( ~ ( finite @ SV97 ) )
        = $true )
      | ( ( finite @ SV11 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1457]) ).

thf(1530,plain,
    ( ( subnetstr @ sK7_SY326 @ sK1_A @ sK2_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1458]) ).

thf(1531,plain,
    ! [SV12: $i,SV164: $i] :
      ( ( ( relation @ SV164 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( subset @ SV12 @ SV164 )
                  | ! [SY367: $i,SY368: $i] :
                      ( ~ ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV12 )
                      | ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV164 ) ) )
              | ~ ( ~ ! [SY369: $i,SY370: $i] :
                        ( ~ ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV12 )
                        | ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV164 ) )
                  | ( subset @ SV12 @ SV164 ) ) ) )
        = $true )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1460]) ).

thf(1532,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ( ( set_difference @ SV15 @ SV98 )
         != empty_set )
        = $true )
      | ( ( subset @ SV15 @ SV98 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1461]) ).

thf(1533,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ( ~ ( subset @ SV15 @ SV98 ) )
        = $true )
      | ( ( ( set_difference @ SV15 @ SV98 )
          = empty_set )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1462]) ).

thf(1534,plain,
    ! [SV16: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
                    | ~ ! [SY354: $i,SY355: $i] :
                          ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                                | ~ ( subset @ SY355 @ SY354 ) )
                          | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
              | ~ ! [SY356: $i] :
                    ~ ~ ( ~ ( in @ SY356 @ ( sK5_SY224 @ SV16 ) )
                        | ~ ! [SY357: $i] :
                              ~ ~ ( ~ ( in @ SY357 @ ( sK5_SY224 @ SV16 ) )
                                  | ~ ! [SX4: $i] :
                                        ( ~ ( subset @ SX4 @ SY356 )
                                        | ( in @ SX4 @ SY357 ) ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1463]) ).

thf(1535,plain,
    ! [SV16: $i] :
      ( ( ~ ! [SY359: $i] :
              ~ ~ ( ~ ~ ( ~ ( subset @ SY359 @ ( sK5_SY224 @ SV16 ) )
                        | ~ ~ ( are_equipotent @ SY359 @ ( sK5_SY224 @ SV16 ) ) )
                  | ~ ~ ( in @ SY359 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1463]) ).

thf(1536,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ( ~ ( subset @ ( singleton @ SV17 ) @ SV99 ) )
        = $true )
      | ( ( in @ SV17 @ SV99 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1464]) ).

thf(1537,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ( ~ ( in @ SV17 @ SV99 ) )
        = $true )
      | ( ( subset @ ( singleton @ SV17 ) @ SV99 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1465]) ).

thf(1538,plain,
    ! [SV148: $i,SV100: $i,SV18: $i] :
      ( ( ( ~ ( subset @ SV18 @ SV100 )
          | ~ ( subset @ SV100 @ SV148 ) )
        = $true )
      | ( ( subset @ SV18 @ SV148 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1466]) ).

thf(1539,plain,
    ! [SV20: $i,SV165: $i] :
      ( ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( ! [SY371: $i] :
              ( ~ ( net_str @ SY371 @ SV20 )
              | ~ ( ~ ( ~ ( subnetstr @ SY371 @ SV20 @ SV165 )
                      | ~ ( ~ ( subrelstr @ SY371 @ SV165 )
                          | ( ( the_mapping @ SV20 @ SY371 )
                           != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SY371 ) ) ) ) )
                  | ~ ( ~ ~ ( ~ ( subrelstr @ SY371 @ SV165 )
                            | ( ( the_mapping @ SV20 @ SY371 )
                             != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SY371 ) ) ) )
                      | ( subnetstr @ SY371 @ SV20 @ SV165 ) ) ) ) )
        = $true )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1467]) ).

thf(1540,plain,
    ( ( one_sorted_str @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1468]) ).

thf(1541,plain,
    ( ( ~ ( empty_carrier @ sK3_SX0 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[1469]) ).

thf(1542,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( empty_carrier @ SV21 )
          | ( empty @ ( the_carrier @ SV21 ) ) )
        = $true )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1470]) ).

thf(1543,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( empty @ ( the_carrier @ SV21 ) )
          | ( empty_carrier @ SV21 ) )
        = $true )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1471]) ).

thf(1544,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                      | ~ ( one_sorted_str @ SV23 ) )
                | ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
          | ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1472]) ).

thf(1545,plain,
    ! [SV26: $i] :
      ( ( ( epsilon_transitive @ SV26 )
        = $false )
      | ( ( ! [SY241: $i] :
              ( ~ ( in @ SY241 @ SV26 )
              | ( subset @ SY241 @ SV26 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1473]) ).

thf(1546,plain,
    ! [SV26: $i] :
      ( ( ( ! [SY242: $i] :
              ( ~ ( in @ SY242 @ SV26 )
              | ( subset @ SY242 @ SV26 ) ) )
        = $false )
      | ( ( epsilon_transitive @ SV26 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1474]) ).

thf(1547,plain,
    ! [SV27: $i,SV166: $i] :
      ( ( ( relation @ SV166 )
        = $false )
      | ( ( subset @ ( relation_rng @ ( relation_composition @ SV27 @ SV166 ) ) @ ( relation_rng @ SV166 ) )
        = $true )
      | ( ( relation @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1475]) ).

thf(1548,plain,
    ! [SV105: $i,SV28: $i] :
      ( ( ( ~ ( one_sorted_str @ SV28 ) )
        = $true )
      | ( ( ~ ( net_str @ SV105 @ SV28 ) )
        = $true )
      | ( ( ! [SY329: $i] :
              ( ~ ( subnetstr @ SY329 @ SV28 @ SV105 )
              | ( net_str @ SY329 @ SV28 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1476]) ).

thf(1549,plain,
    ! [SV30: $i] :
      ( ( ( ~ ( empty_carrier @ SV30 ) )
        = $false )
      | ( ( ~ ( one_sorted_str @ SV30 ) )
        = $true )
      | ( ( ~ ( empty @ ( cast_as_carrier_subset @ SV30 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1477]) ).

thf(1550,plain,
    ! [SV109: $i,SV151: $i,SV34: $i] :
      ( ( ( ~ ( subset @ ( cartesian_product2 @ SV34 @ SV151 ) @ ( cartesian_product2 @ SV109 @ SV151 ) )
          | ~ ( subset @ ( cartesian_product2 @ SV151 @ SV34 ) @ ( cartesian_product2 @ SV151 @ SV109 ) ) )
        = $false )
      | ( ( subset @ SV34 @ SV109 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1479]) ).

thf(1551,plain,
    ! [SV152: $i,SV111: $i,SV36: $i] :
      ( ( ( ~ ( subset @ SV36 @ SV111 )
          | ~ ( subset @ SV152 @ SV111 ) )
        = $true )
      | ( ( subset @ ( set_union2 @ SV36 @ SV152 ) @ SV111 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1480]) ).

thf(1552,plain,
    ! [SV112: $i,SV38: $i,SV153: $i,SV167: $i] :
      ( ( ( relation_of2_as_subset @ SV167 @ SV153 @ SV38 )
        = $false )
      | ( ( ~ ( subset @ ( relation_rng @ SV167 ) @ SV112 )
          | ( relation_of2_as_subset @ SV167 @ SV153 @ SV112 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1481]) ).

thf(1553,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( ordinal @ SV39 ) )
        = $true )
      | ( ( ~ ( ordinal @ SV113 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
                  | ( subset @ SV39 @ SV113 ) )
              | ~ ( ~ ( subset @ SV39 @ SV113 )
                  | ( ordinal_subset @ SV39 @ SV113 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1482]) ).

thf(1554,plain,
    ! [SV114: $i,SV42: $i] :
      ( ( ( ~ ( one_sorted_str @ SV42 ) )
        = $true )
      | ( ( ~ ( net_str @ SV114 @ SV42 ) )
        = $true )
      | ( ( ~ ! [SY335: $i] :
                ~ ( subnetstr @ SY335 @ SV42 @ SV114 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1483]) ).

thf(1555,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( ~ ( proper_subset @ SV43 @ SV115 ) )
        = $true )
      | ( ( ~ ( ~ ( subset @ SV43 @ SV115 )
              | ~ ( ( SV43 != SV115 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1484]) ).

thf(1556,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV43 @ SV115 )
                | ~ ( ( SV43 != SV115 ) ) ) )
        = $true )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1485]) ).

thf(1557,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ( ~ ( subset @ SV44 @ SV116 ) )
        = $true )
      | ( ( ! [SY336: $i] :
              ( ~ ( in @ SY336 @ SV44 )
              | ( in @ SY336 @ SV116 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1486]) ).

thf(1558,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ( ~ ! [SY337: $i] :
                ( ~ ( in @ SY337 @ SV44 )
                | ( in @ SY337 @ SV116 ) ) )
        = $true )
      | ( ( subset @ SV44 @ SV116 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1487]) ).

thf(1559,plain,
    ! [SV154: $i,SV118: $i,SV47: $i] :
      ( ( ( ~ ( subset @ SV47 @ SV118 ) )
        = $true )
      | ( ( subset @ ( relation_inverse_image @ SV154 @ SV47 ) @ ( relation_inverse_image @ SV154 @ SV118 ) )
        = $true )
      | ( ( relation @ SV154 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1488]) ).

thf(1560,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                            | ~ ( one_sorted_str @ SV48 ) )
                      | ~ ~ ( empty_carrier @ SV119 ) )
                | ~ ( net_str @ SV119 @ SV48 ) )
          | ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1489]) ).

thf(1561,plain,
    ! [SV156: $i,SV120: $i,SV49: $i] :
      ( ( ( ~ ( subset @ SV49 @ SV120 )
          | ~ ( disjoint @ SV120 @ SV156 ) )
        = $true )
      | ( ( disjoint @ SV49 @ SV156 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1490]) ).

thf(1562,plain,
    ! [SV50: $i,SV168: $i] :
      ( ( ( net_str @ SV168 @ SV50 )
        = $false )
      | ( ( rel_str @ SV168 )
        = $true )
      | ( ( one_sorted_str @ SV50 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1491]) ).

thf(1563,plain,
    ! [SV51: $i] :
      ( ( ( ~ ( empty_carrier @ SV51 ) )
        = $false )
      | ( ( ~ ( one_sorted_str @ SV51 ) )
        = $true )
      | ( ( ! [SY273: $i] :
              ( ~ ~ ( ~ ~ ( empty_carrier @ SY273 )
                    | ~ ( net_str @ SY273 @ SV51 ) )
              | ! [SY274: $i,SY275: $i] :
                  ( ~ ( subset @ SY274 @ SY275 )
                  | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SY273 @ SY274 )
                          | ( is_eventually_in @ SV51 @ SY273 @ SY275 ) )
                      | ~ ( ~ ( is_often_in @ SV51 @ SY273 @ SY274 )
                          | ( is_often_in @ SV51 @ SY273 @ SY275 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1492]) ).

thf(1564,plain,
    ! [SV121: $i,SV52: $i,SV174: $i] :
      ( ( ( ~ ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
                  | ( subset @ SV121 @ SV174 ) )
              | ~ ( ~ ( subset @ SV121 @ SV174 )
                  | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 ) ) ) )
        = $true )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1493]) ).

thf(1565,plain,
    ! [SV53: $i,SV122: $i] :
      ( ( ( ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ ( relation_field @ SV122 ) ) )
        = $false )
      | ( ( relation @ SV122 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1494]) ).

thf(1566,plain,
    ! [SV53: $i,SV122: $i] :
      ( ( ( ~ ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ SV53 ) )
        = $false )
      | ( ( relation @ SV122 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1494]) ).

thf(1567,plain,
    ! [SV123: $i,SV54: $i,SV157: $i,SV169: $i] :
      ( ( ( relation_of2_as_subset @ SV169 @ SV157 @ SV54 )
        = $false )
      | ( ( ~ ( subset @ SV54 @ SV123 )
          | ( relation_of2_as_subset @ SV169 @ SV157 @ SV123 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1495]) ).

thf(1568,plain,
    ! [SV55: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
                    | ~ ! [SY362: $i,SY363: $i] :
                          ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                                | ~ ( subset @ SY363 @ SY362 ) )
                          | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
              | ~ ! [SY364: $i] :
                    ( ~ ( in @ SY364 @ ( sK6_SY282 @ SV55 ) )
                    | ( in @ ( powerset @ SY364 ) @ ( sK6_SY282 @ SV55 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1496]) ).

thf(1569,plain,
    ! [SV55: $i] :
      ( ( ~ ! [SY365: $i] :
              ~ ~ ( ~ ~ ( ~ ( subset @ SY365 @ ( sK6_SY282 @ SV55 ) )
                        | ~ ~ ( are_equipotent @ SY365 @ ( sK6_SY282 @ SV55 ) ) )
                  | ~ ~ ( in @ SY365 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1496]) ).

thf(1570,plain,
    ! [SV56: $i] :
      ( ( ( net_str @ ( sK9_SY287 @ SV56 ) @ SV56 )
        = $true )
      | ( ( one_sorted_str @ SV56 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1497]) ).

thf(1571,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ( ~ ( subset @ SV59 @ ( singleton @ SV124 ) ) )
        = $true )
      | ( ( ( SV59 = empty_set )
          | ( SV59
            = ( singleton @ SV124 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1498]) ).

thf(1572,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ( ~ ( ( SV59 = empty_set )
              | ( SV59
                = ( singleton @ SV124 ) ) ) )
        = $true )
      | ( ( subset @ SV59 @ ( singleton @ SV124 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1499]) ).

thf(1573,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ( ~ ( element @ SV61 @ ( powerset @ SV126 ) ) )
        = $true )
      | ( ( subset @ SV61 @ SV126 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1500]) ).

thf(1574,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ( ~ ( subset @ SV61 @ SV126 ) )
        = $true )
      | ( ( element @ SV61 @ ( powerset @ SV126 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1501]) ).

thf(1575,plain,
    ! [SV127: $i,SV62: $i,SV175: $i] :
      ( ( ( ~ ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
                  | ( subset @ SV127 @ SV175 ) )
              | ~ ( ~ ( subset @ SV127 @ SV175 )
                  | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 ) ) ) )
        = $true )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1502]) ).

thf(1576,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( rel_str @ SV170 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( subrelstr @ SV170 @ SV65 )
                  | ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                      | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
              | ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                        | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
                  | ( subrelstr @ SV170 @ SV65 ) ) ) )
        = $true )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1503]) ).

thf(1577,plain,
    ! [SV171: $i,SV158: $i,SV131: $i,SV67: $i] :
      ( ( ( ~ ( ~ ( subset @ SV67 @ SV131 )
              | ~ ( subset @ SV158 @ SV171 ) ) )
        = $false )
      | ( ( subset @ ( cartesian_product2 @ SV67 @ SV158 ) @ ( cartesian_product2 @ SV131 @ SV171 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1504]) ).

thf(1578,plain,
    ! [SV69: $i] :
      ( ( ( in @ ( sK8_SY301 @ SV69 ) @ SV69 )
        = $true )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1505]) ).

thf(1579,plain,
    ! [SV69: $i] :
      ( ( ( ~ ( ordinal @ ( sK8_SY301 @ SV69 ) )
          | ~ ( subset @ ( sK8_SY301 @ SV69 ) @ SV69 ) )
        = $true )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1506]) ).

thf(1580,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ( ~ ( subset @ SV70 @ ( singleton @ SV133 ) ) )
        = $true )
      | ( ( ( SV70 = empty_set )
          | ( SV70
            = ( singleton @ SV133 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1507]) ).

thf(1581,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ( ~ ( ( SV70 = empty_set )
              | ( SV70
                = ( singleton @ SV133 ) ) ) )
        = $true )
      | ( ( subset @ SV70 @ ( singleton @ SV133 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1508]) ).

thf(1582,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ( SV135
         != ( powerset @ SV73 ) )
        = $true )
      | ( ( ! [SY347: $i] :
              ~ ( ~ ( ~ ( in @ SY347 @ SV135 )
                    | ( subset @ SY347 @ SV73 ) )
                | ~ ( ~ ( subset @ SY347 @ SV73 )
                    | ( in @ SY347 @ SV135 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1509]) ).

thf(1583,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ( ~ ! [SY348: $i] :
                ~ ( ~ ( ~ ( in @ SY348 @ SV135 )
                      | ( subset @ SY348 @ SV73 ) )
                  | ~ ( ~ ( subset @ SY348 @ SV73 )
                      | ( in @ SY348 @ SV135 ) ) ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1510]) ).

thf(1584,plain,
    ! [SV75: $i,SV172: $i] :
      ( ( ( relation @ SV172 )
        = $false )
      | ( ( ~ ( subset @ SV75 @ SV172 )
          | ~ ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SV172 ) )
              | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SV172 ) ) ) )
        = $true )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1511]) ).

thf(1585,plain,
    ! [SV137: $i,SV76: $i] :
      ( ( ( subset @ SV76 @ SV137 )
        = $false )
      | ( ( ~ ( proper_subset @ SV137 @ SV76 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1512]) ).

thf(1586,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( SV77 != SV138 )
        = $true )
      | ( ( ~ ( ~ ( subset @ SV77 @ SV138 )
              | ~ ( subset @ SV138 @ SV77 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1513]) ).

thf(1587,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV77 @ SV138 )
                | ~ ( subset @ SV138 @ SV77 ) ) )
        = $true )
      | ( ( SV77 = SV138 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1514]) ).

thf(1588,plain,
    ! [SV139: $i,SV78: $i,SV159: $i] :
      ( ( ( in @ SV159 @ SV78 )
        = $true )
      | ( ( subset @ SV78 @ ( set_difference @ SV139 @ ( singleton @ SV159 ) ) )
        = $true )
      | ( ( subset @ SV78 @ SV139 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1515]) ).

thf(1589,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ~ ( relation_of2 @ SV160 @ SV80 @ SV140 )
        | ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1516]) ).

thf(1590,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ~ ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) )
        | ( relation_of2 @ SV160 @ SV80 @ SV140 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1517]) ).

thf(1591,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ( ~ ( subset @ ( singleton @ SV81 ) @ SV141 ) )
        = $true )
      | ( ( in @ SV81 @ SV141 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1518]) ).

thf(1592,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ( ~ ( in @ SV81 @ SV141 ) )
        = $true )
      | ( ( subset @ ( singleton @ SV81 ) @ SV141 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1519]) ).

thf(1593,plain,
    ! [SV161: $i,SV142: $i,SV82: $i] :
      ( ( ( ~ ( subset @ SV82 @ SV142 )
          | ~ ( subset @ SV82 @ SV161 ) )
        = $true )
      | ( ( subset @ SV82 @ ( set_intersection2 @ SV142 @ SV161 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1520]) ).

thf(1594,plain,
    ! [SV83: $i,SV173: $i] :
      ( ( ( relation @ SV173 )
        = $false )
      | ( ( subset @ ( relation_dom @ ( relation_composition @ SV83 @ SV173 ) ) @ ( relation_dom @ SV83 ) )
        = $true )
      | ( ( relation @ SV83 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1521]) ).

thf(1595,plain,
    ! [SV145: $i,SV86: $i,SV163: $i] :
      ( ( ( ~ ( subset @ ( relation_dom @ SV163 ) @ SV86 )
          | ~ ( subset @ ( relation_rng @ SV163 ) @ SV145 ) )
        = $false )
      | ( ( relation_of2_as_subset @ SV163 @ SV86 @ SV145 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1523]) ).

thf(1596,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ( ( set_difference @ SV6 @ SV93 )
          = empty_set )
        = $false )
      | ( ( subset @ SV6 @ SV93 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1524]) ).

thf(1597,plain,
    ! [SV93: $i,SV6: $i] :
      ( ( ( subset @ SV6 @ SV93 )
        = $false )
      | ( ( ( set_difference @ SV6 @ SV93 )
          = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1525]) ).

thf(1598,plain,
    ! [SV146: $i,SV94: $i,SV7: $i] :
      ( ( ( ~ ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 ) )
        = $true )
      | ( ( ~ ( ~ ( in @ SV7 @ SV146 )
              | ~ ( in @ SV94 @ SV146 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1526]) ).

thf(1599,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV7 @ SV146 )
                | ~ ( in @ SV94 @ SV146 ) ) )
        = $true )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1527]) ).

thf(1600,plain,
    ! [SV9: $i] :
      ( ( ( empty_carrier @ SV9 )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV9 ) )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV9 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1528]) ).

thf(1601,plain,
    ! [SV97: $i,SV11: $i] :
      ( ( ( subset @ SV11 @ SV97 )
        = $false )
      | ( ( ~ ( finite @ SV97 ) )
        = $true )
      | ( ( finite @ SV11 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1529]) ).

thf(1602,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( ~ ( ~ ( subset @ SV12 @ SV164 )
              | ! [SY367: $i,SY368: $i] :
                  ( ~ ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV12 )
                  | ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV164 ) ) )
          | ~ ( ~ ! [SY369: $i,SY370: $i] :
                    ( ~ ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV12 )
                    | ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV164 ) )
              | ( subset @ SV12 @ SV164 ) ) )
        = $false )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1531]) ).

thf(1603,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ( ( set_difference @ SV15 @ SV98 )
          = empty_set )
        = $false )
      | ( ( subset @ SV15 @ SV98 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1532]) ).

thf(1604,plain,
    ! [SV98: $i,SV15: $i] :
      ( ( ( subset @ SV15 @ SV98 )
        = $false )
      | ( ( ( set_difference @ SV15 @ SV98 )
          = empty_set )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1533]) ).

thf(1605,plain,
    ! [SV16: $i] :
      ( ( ~ ( ~ ~ ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
                  | ~ ! [SY354: $i,SY355: $i] :
                        ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                              | ~ ( subset @ SY355 @ SY354 ) )
                        | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
            | ~ ! [SY356: $i] :
                  ~ ~ ( ~ ( in @ SY356 @ ( sK5_SY224 @ SV16 ) )
                      | ~ ! [SY357: $i] :
                            ~ ~ ( ~ ( in @ SY357 @ ( sK5_SY224 @ SV16 ) )
                                | ~ ! [SX4: $i] :
                                      ( ~ ( subset @ SX4 @ SY356 )
                                      | ( in @ SX4 @ SY357 ) ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1534]) ).

thf(1606,plain,
    ! [SV16: $i] :
      ( ( ! [SY359: $i] :
            ~ ~ ( ~ ~ ( ~ ( subset @ SY359 @ ( sK5_SY224 @ SV16 ) )
                      | ~ ~ ( are_equipotent @ SY359 @ ( sK5_SY224 @ SV16 ) ) )
                | ~ ~ ( in @ SY359 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1535]) ).

thf(1607,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ( subset @ ( singleton @ SV17 ) @ SV99 )
        = $false )
      | ( ( in @ SV17 @ SV99 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1536]) ).

thf(1608,plain,
    ! [SV99: $i,SV17: $i] :
      ( ( ( in @ SV17 @ SV99 )
        = $false )
      | ( ( subset @ ( singleton @ SV17 ) @ SV99 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1537]) ).

thf(1609,plain,
    ! [SV148: $i,SV100: $i,SV18: $i] :
      ( ( ( ~ ( subset @ SV18 @ SV100 ) )
        = $true )
      | ( ( ~ ( subset @ SV100 @ SV148 ) )
        = $true )
      | ( ( subset @ SV18 @ SV148 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1538]) ).

thf(1610,plain,
    ! [SV165: $i,SV20: $i,SV176: $i] :
      ( ( ( ~ ( net_str @ SV176 @ SV20 )
          | ~ ( ~ ( ~ ( subnetstr @ SV176 @ SV20 @ SV165 )
                  | ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                      | ( ( the_mapping @ SV20 @ SV176 )
                       != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
              | ~ ( ~ ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                        | ( ( the_mapping @ SV20 @ SV176 )
                         != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) )
                  | ( subnetstr @ SV176 @ SV20 @ SV165 ) ) ) )
        = $true )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1539]) ).

thf(1611,plain,
    ( ( empty_carrier @ sK3_SX0 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[1541]) ).

thf(1612,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( empty_carrier @ SV21 ) )
        = $true )
      | ( ( empty @ ( the_carrier @ SV21 ) )
        = $true )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1542]) ).

thf(1613,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( empty @ ( the_carrier @ SV21 ) ) )
        = $true )
      | ( ( empty_carrier @ SV21 )
        = $true )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1543]) ).

thf(1614,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                      | ~ ( one_sorted_str @ SV23 ) )
                | ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1544]) ).

thf(1615,plain,
    ! [SV26: $i,SV177: $i] :
      ( ( ( ~ ( in @ SV177 @ SV26 )
          | ( subset @ SV177 @ SV26 ) )
        = $true )
      | ( ( epsilon_transitive @ SV26 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1545]) ).

thf(1616,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( in @ ( sK10_SY242 @ SV26 ) @ SV26 )
          | ( subset @ ( sK10_SY242 @ SV26 ) @ SV26 ) )
        = $false )
      | ( ( epsilon_transitive @ SV26 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[1546]) ).

thf(1617,plain,
    ! [SV105: $i,SV28: $i] :
      ( ( ( one_sorted_str @ SV28 )
        = $false )
      | ( ( ~ ( net_str @ SV105 @ SV28 ) )
        = $true )
      | ( ( ! [SY329: $i] :
              ( ~ ( subnetstr @ SY329 @ SV28 @ SV105 )
              | ( net_str @ SY329 @ SV28 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1548]) ).

thf(1618,plain,
    ! [SV30: $i] :
      ( ( ( empty_carrier @ SV30 )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV30 ) )
        = $true )
      | ( ( ~ ( empty @ ( cast_as_carrier_subset @ SV30 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1549]) ).

thf(1619,plain,
    ! [SV109: $i,SV151: $i,SV34: $i] :
      ( ( ( ~ ( subset @ ( cartesian_product2 @ SV34 @ SV151 ) @ ( cartesian_product2 @ SV109 @ SV151 ) ) )
        = $false )
      | ( ( subset @ SV34 @ SV109 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1550]) ).

thf(1620,plain,
    ! [SV109: $i,SV34: $i,SV151: $i] :
      ( ( ( ~ ( subset @ ( cartesian_product2 @ SV151 @ SV34 ) @ ( cartesian_product2 @ SV151 @ SV109 ) ) )
        = $false )
      | ( ( subset @ SV34 @ SV109 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1550]) ).

thf(1621,plain,
    ! [SV152: $i,SV111: $i,SV36: $i] :
      ( ( ( ~ ( subset @ SV36 @ SV111 ) )
        = $true )
      | ( ( ~ ( subset @ SV152 @ SV111 ) )
        = $true )
      | ( ( subset @ ( set_union2 @ SV36 @ SV152 ) @ SV111 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1551]) ).

thf(1622,plain,
    ! [SV38: $i,SV153: $i,SV112: $i,SV167: $i] :
      ( ( ( ~ ( subset @ ( relation_rng @ SV167 ) @ SV112 ) )
        = $true )
      | ( ( relation_of2_as_subset @ SV167 @ SV153 @ SV112 )
        = $true )
      | ( ( relation_of2_as_subset @ SV167 @ SV153 @ SV38 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1552]) ).

thf(1623,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ordinal @ SV39 )
        = $false )
      | ( ( ~ ( ordinal @ SV113 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
                  | ( subset @ SV39 @ SV113 ) )
              | ~ ( ~ ( subset @ SV39 @ SV113 )
                  | ( ordinal_subset @ SV39 @ SV113 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1553]) ).

thf(1624,plain,
    ! [SV114: $i,SV42: $i] :
      ( ( ( one_sorted_str @ SV42 )
        = $false )
      | ( ( ~ ( net_str @ SV114 @ SV42 ) )
        = $true )
      | ( ( ~ ! [SY335: $i] :
                ~ ( subnetstr @ SY335 @ SV42 @ SV114 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1554]) ).

thf(1625,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( proper_subset @ SV43 @ SV115 )
        = $false )
      | ( ( ~ ( ~ ( subset @ SV43 @ SV115 )
              | ~ ( ( SV43 != SV115 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1555]) ).

thf(1626,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( ~ ( ~ ( subset @ SV43 @ SV115 )
              | ~ ( ( SV43 != SV115 ) ) ) )
        = $false )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1556]) ).

thf(1627,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ( subset @ SV44 @ SV116 )
        = $false )
      | ( ( ! [SY336: $i] :
              ( ~ ( in @ SY336 @ SV44 )
              | ( in @ SY336 @ SV116 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1557]) ).

thf(1628,plain,
    ! [SV116: $i,SV44: $i] :
      ( ( ( ! [SY337: $i] :
              ( ~ ( in @ SY337 @ SV44 )
              | ( in @ SY337 @ SV116 ) ) )
        = $false )
      | ( ( subset @ SV44 @ SV116 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1558]) ).

thf(1629,plain,
    ! [SV154: $i,SV118: $i,SV47: $i] :
      ( ( ( subset @ SV47 @ SV118 )
        = $false )
      | ( ( subset @ ( relation_inverse_image @ SV154 @ SV47 ) @ ( relation_inverse_image @ SV154 @ SV118 ) )
        = $true )
      | ( ( relation @ SV154 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1559]) ).

thf(1630,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                            | ~ ( one_sorted_str @ SV48 ) )
                      | ~ ~ ( empty_carrier @ SV119 ) )
                | ~ ( net_str @ SV119 @ SV48 ) ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1560]) ).

thf(1631,plain,
    ! [SV156: $i,SV120: $i,SV49: $i] :
      ( ( ( ~ ( subset @ SV49 @ SV120 ) )
        = $true )
      | ( ( ~ ( disjoint @ SV120 @ SV156 ) )
        = $true )
      | ( ( disjoint @ SV49 @ SV156 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1561]) ).

thf(1632,plain,
    ! [SV51: $i] :
      ( ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV51 ) )
        = $true )
      | ( ( ! [SY273: $i] :
              ( ~ ~ ( ~ ~ ( empty_carrier @ SY273 )
                    | ~ ( net_str @ SY273 @ SV51 ) )
              | ! [SY274: $i,SY275: $i] :
                  ( ~ ( subset @ SY274 @ SY275 )
                  | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SY273 @ SY274 )
                          | ( is_eventually_in @ SV51 @ SY273 @ SY275 ) )
                      | ~ ( ~ ( is_often_in @ SV51 @ SY273 @ SY274 )
                          | ( is_often_in @ SV51 @ SY273 @ SY275 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1563]) ).

thf(1633,plain,
    ! [SV121: $i,SV52: $i,SV174: $i] :
      ( ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( ~ ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
                  | ( subset @ SV121 @ SV174 ) )
              | ~ ( ~ ( subset @ SV121 @ SV174 )
                  | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 ) ) ) )
        = $true )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1564]) ).

thf(1634,plain,
    ! [SV53: $i,SV122: $i] :
      ( ( ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ ( relation_field @ SV122 ) )
        = $true )
      | ( ( relation @ SV122 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1565]) ).

thf(1635,plain,
    ! [SV53: $i,SV122: $i] :
      ( ( ( subset @ ( relation_field @ ( relation_restriction @ SV122 @ SV53 ) ) @ SV53 )
        = $true )
      | ( ( relation @ SV122 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1566]) ).

thf(1636,plain,
    ! [SV157: $i,SV169: $i,SV123: $i,SV54: $i] :
      ( ( ( ~ ( subset @ SV54 @ SV123 ) )
        = $true )
      | ( ( relation_of2_as_subset @ SV169 @ SV157 @ SV123 )
        = $true )
      | ( ( relation_of2_as_subset @ SV169 @ SV157 @ SV54 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1567]) ).

thf(1637,plain,
    ! [SV55: $i] :
      ( ( ~ ( ~ ~ ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
                  | ~ ! [SY362: $i,SY363: $i] :
                        ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                              | ~ ( subset @ SY363 @ SY362 ) )
                        | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
            | ~ ! [SY364: $i] :
                  ( ~ ( in @ SY364 @ ( sK6_SY282 @ SV55 ) )
                  | ( in @ ( powerset @ SY364 ) @ ( sK6_SY282 @ SV55 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1568]) ).

thf(1638,plain,
    ! [SV55: $i] :
      ( ( ! [SY365: $i] :
            ~ ~ ( ~ ~ ( ~ ( subset @ SY365 @ ( sK6_SY282 @ SV55 ) )
                      | ~ ~ ( are_equipotent @ SY365 @ ( sK6_SY282 @ SV55 ) ) )
                | ~ ~ ( in @ SY365 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1569]) ).

thf(1639,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ( subset @ SV59 @ ( singleton @ SV124 ) )
        = $false )
      | ( ( ( SV59 = empty_set )
          | ( SV59
            = ( singleton @ SV124 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1571]) ).

thf(1640,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ( ( SV59 = empty_set )
          | ( SV59
            = ( singleton @ SV124 ) ) )
        = $false )
      | ( ( subset @ SV59 @ ( singleton @ SV124 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1572]) ).

thf(1641,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ( element @ SV61 @ ( powerset @ SV126 ) )
        = $false )
      | ( ( subset @ SV61 @ SV126 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1573]) ).

thf(1642,plain,
    ! [SV126: $i,SV61: $i] :
      ( ( ( subset @ SV61 @ SV126 )
        = $false )
      | ( ( element @ SV61 @ ( powerset @ SV126 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1574]) ).

thf(1643,plain,
    ! [SV127: $i,SV62: $i,SV175: $i] :
      ( ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( ~ ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
                  | ( subset @ SV127 @ SV175 ) )
              | ~ ( ~ ( subset @ SV127 @ SV175 )
                  | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 ) ) ) )
        = $true )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1575]) ).

thf(1644,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( ~ ( subrelstr @ SV170 @ SV65 )
              | ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                  | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
          | ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                    | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
              | ( subrelstr @ SV170 @ SV65 ) ) )
        = $false )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1576]) ).

thf(1645,plain,
    ! [SV171: $i,SV158: $i,SV131: $i,SV67: $i] :
      ( ( ( ~ ( subset @ SV67 @ SV131 )
          | ~ ( subset @ SV158 @ SV171 ) )
        = $true )
      | ( ( subset @ ( cartesian_product2 @ SV67 @ SV158 ) @ ( cartesian_product2 @ SV131 @ SV171 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1577]) ).

thf(1646,plain,
    ! [SV69: $i] :
      ( ( ( ~ ( ordinal @ ( sK8_SY301 @ SV69 ) ) )
        = $true )
      | ( ( ~ ( subset @ ( sK8_SY301 @ SV69 ) @ SV69 ) )
        = $true )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1579]) ).

thf(1647,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ( subset @ SV70 @ ( singleton @ SV133 ) )
        = $false )
      | ( ( ( SV70 = empty_set )
          | ( SV70
            = ( singleton @ SV133 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1580]) ).

thf(1648,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ( ( SV70 = empty_set )
          | ( SV70
            = ( singleton @ SV133 ) ) )
        = $false )
      | ( ( subset @ SV70 @ ( singleton @ SV133 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1581]) ).

thf(1649,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ( SV135
          = ( powerset @ SV73 ) )
        = $false )
      | ( ( ! [SY347: $i] :
              ~ ( ~ ( ~ ( in @ SY347 @ SV135 )
                    | ( subset @ SY347 @ SV73 ) )
                | ~ ( ~ ( subset @ SY347 @ SV73 )
                    | ( in @ SY347 @ SV135 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1582]) ).

thf(1650,plain,
    ! [SV73: $i,SV135: $i] :
      ( ( ( ! [SY348: $i] :
              ~ ( ~ ( ~ ( in @ SY348 @ SV135 )
                    | ( subset @ SY348 @ SV73 ) )
                | ~ ( ~ ( subset @ SY348 @ SV73 )
                    | ( in @ SY348 @ SV135 ) ) ) )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1583]) ).

thf(1651,plain,
    ! [SV172: $i,SV75: $i] :
      ( ( ( ~ ( subset @ SV75 @ SV172 ) )
        = $true )
      | ( ( ~ ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SV172 ) )
              | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SV172 ) ) ) )
        = $true )
      | ( ( relation @ SV172 )
        = $false )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1584]) ).

thf(1652,plain,
    ! [SV76: $i,SV137: $i] :
      ( ( ( proper_subset @ SV137 @ SV76 )
        = $false )
      | ( ( subset @ SV76 @ SV137 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1585]) ).

thf(1653,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( SV77 = SV138 )
        = $false )
      | ( ( ~ ( ~ ( subset @ SV77 @ SV138 )
              | ~ ( subset @ SV138 @ SV77 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1586]) ).

thf(1654,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( ~ ( ~ ( subset @ SV77 @ SV138 )
              | ~ ( subset @ SV138 @ SV77 ) ) )
        = $false )
      | ( ( SV77 = SV138 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1587]) ).

thf(1655,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ( ~ ( relation_of2 @ SV160 @ SV80 @ SV140 ) )
        = $true )
      | ( ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1589]) ).

thf(1656,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ( ~ ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) ) )
        = $true )
      | ( ( relation_of2 @ SV160 @ SV80 @ SV140 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1590]) ).

thf(1657,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ( subset @ ( singleton @ SV81 ) @ SV141 )
        = $false )
      | ( ( in @ SV81 @ SV141 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1591]) ).

thf(1658,plain,
    ! [SV141: $i,SV81: $i] :
      ( ( ( in @ SV81 @ SV141 )
        = $false )
      | ( ( subset @ ( singleton @ SV81 ) @ SV141 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1592]) ).

thf(1659,plain,
    ! [SV161: $i,SV142: $i,SV82: $i] :
      ( ( ( ~ ( subset @ SV82 @ SV142 ) )
        = $true )
      | ( ( ~ ( subset @ SV82 @ SV161 ) )
        = $true )
      | ( ( subset @ SV82 @ ( set_intersection2 @ SV142 @ SV161 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1593]) ).

thf(1660,plain,
    ! [SV145: $i,SV86: $i,SV163: $i] :
      ( ( ( ~ ( subset @ ( relation_dom @ SV163 ) @ SV86 ) )
        = $false )
      | ( ( relation_of2_as_subset @ SV163 @ SV86 @ SV145 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1595]) ).

thf(1661,plain,
    ! [SV86: $i,SV145: $i,SV163: $i] :
      ( ( ( ~ ( subset @ ( relation_rng @ SV163 ) @ SV145 ) )
        = $false )
      | ( ( relation_of2_as_subset @ SV163 @ SV86 @ SV145 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1595]) ).

thf(1662,plain,
    ! [SV146: $i,SV94: $i,SV7: $i] :
      ( ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $false )
      | ( ( ~ ( ~ ( in @ SV7 @ SV146 )
              | ~ ( in @ SV94 @ SV146 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1598]) ).

thf(1663,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ( ~ ( ~ ( in @ SV7 @ SV146 )
              | ~ ( in @ SV94 @ SV146 ) ) )
        = $false )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1599]) ).

thf(1664,plain,
    ! [SV9: $i] :
      ( ( ( one_sorted_str @ SV9 )
        = $false )
      | ( ( empty_carrier @ SV9 )
        = $true )
      | ( ( ~ ( empty @ ( the_carrier @ SV9 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1600]) ).

thf(1665,plain,
    ! [SV11: $i,SV97: $i] :
      ( ( ( finite @ SV97 )
        = $false )
      | ( ( subset @ SV11 @ SV97 )
        = $false )
      | ( ( finite @ SV11 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1601]) ).

thf(1666,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( ~ ( ~ ( subset @ SV12 @ SV164 )
              | ! [SY367: $i,SY368: $i] :
                  ( ~ ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV12 )
                  | ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV164 ) ) ) )
        = $false )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1602]) ).

thf(1667,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( ~ ( ~ ! [SY369: $i,SY370: $i] :
                    ( ~ ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV12 )
                    | ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV164 ) )
              | ( subset @ SV12 @ SV164 ) ) )
        = $false )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1602]) ).

thf(1668,plain,
    ! [SV16: $i] :
      ( ( ~ ~ ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
              | ~ ! [SY354: $i,SY355: $i] :
                    ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                          | ~ ( subset @ SY355 @ SY354 ) )
                    | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
        | ~ ! [SY356: $i] :
              ~ ~ ( ~ ( in @ SY356 @ ( sK5_SY224 @ SV16 ) )
                  | ~ ! [SY357: $i] :
                        ~ ~ ( ~ ( in @ SY357 @ ( sK5_SY224 @ SV16 ) )
                            | ~ ! [SX4: $i] :
                                  ( ~ ( subset @ SX4 @ SY356 )
                                  | ( in @ SX4 @ SY357 ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1605]) ).

thf(1669,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
                    | ~ ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
              | ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1606]) ).

thf(1670,plain,
    ! [SV148: $i,SV100: $i,SV18: $i] :
      ( ( ( subset @ SV18 @ SV100 )
        = $false )
      | ( ( ~ ( subset @ SV100 @ SV148 ) )
        = $true )
      | ( ( subset @ SV18 @ SV148 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1609]) ).

thf(1671,plain,
    ! [SV165: $i,SV20: $i,SV176: $i] :
      ( ( ( ~ ( net_str @ SV176 @ SV20 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( subnetstr @ SV176 @ SV20 @ SV165 )
                  | ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                      | ( ( the_mapping @ SV20 @ SV176 )
                       != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
              | ~ ( ~ ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                        | ( ( the_mapping @ SV20 @ SV176 )
                         != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) )
                  | ( subnetstr @ SV176 @ SV20 @ SV165 ) ) ) )
        = $true )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1610]) ).

thf(1672,plain,
    ! [SV21: $i] :
      ( ( ( empty_carrier @ SV21 )
        = $false )
      | ( ( empty @ ( the_carrier @ SV21 ) )
        = $true )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1612]) ).

thf(1673,plain,
    ! [SV21: $i] :
      ( ( ( empty @ ( the_carrier @ SV21 ) )
        = $false )
      | ( ( empty_carrier @ SV21 )
        = $true )
      | ( ( one_sorted_str @ SV21 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1613]) ).

thf(1674,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                    | ~ ( one_sorted_str @ SV23 ) )
              | ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) ) )
        = $false )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1614]) ).

thf(1675,plain,
    ! [SV26: $i,SV177: $i] :
      ( ( ( ~ ( in @ SV177 @ SV26 ) )
        = $true )
      | ( ( subset @ SV177 @ SV26 )
        = $true )
      | ( ( epsilon_transitive @ SV26 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1615]) ).

thf(1676,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( in @ ( sK10_SY242 @ SV26 ) @ SV26 ) )
        = $false )
      | ( ( epsilon_transitive @ SV26 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1616]) ).

thf(1677,plain,
    ! [SV26: $i] :
      ( ( ( subset @ ( sK10_SY242 @ SV26 ) @ SV26 )
        = $false )
      | ( ( epsilon_transitive @ SV26 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1616]) ).

thf(1678,plain,
    ! [SV28: $i,SV105: $i] :
      ( ( ( net_str @ SV105 @ SV28 )
        = $false )
      | ( ( one_sorted_str @ SV28 )
        = $false )
      | ( ( ! [SY329: $i] :
              ( ~ ( subnetstr @ SY329 @ SV28 @ SV105 )
              | ( net_str @ SY329 @ SV28 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1617]) ).

thf(1679,plain,
    ! [SV30: $i] :
      ( ( ( one_sorted_str @ SV30 )
        = $false )
      | ( ( empty_carrier @ SV30 )
        = $true )
      | ( ( ~ ( empty @ ( cast_as_carrier_subset @ SV30 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1618]) ).

thf(1680,plain,
    ! [SV109: $i,SV151: $i,SV34: $i] :
      ( ( ( subset @ ( cartesian_product2 @ SV34 @ SV151 ) @ ( cartesian_product2 @ SV109 @ SV151 ) )
        = $true )
      | ( ( subset @ SV34 @ SV109 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1619]) ).

thf(1681,plain,
    ! [SV109: $i,SV34: $i,SV151: $i] :
      ( ( ( subset @ ( cartesian_product2 @ SV151 @ SV34 ) @ ( cartesian_product2 @ SV151 @ SV109 ) )
        = $true )
      | ( ( subset @ SV34 @ SV109 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1620]) ).

thf(1682,plain,
    ! [SV152: $i,SV111: $i,SV36: $i] :
      ( ( ( subset @ SV36 @ SV111 )
        = $false )
      | ( ( ~ ( subset @ SV152 @ SV111 ) )
        = $true )
      | ( ( subset @ ( set_union2 @ SV36 @ SV152 ) @ SV111 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1621]) ).

thf(1683,plain,
    ! [SV38: $i,SV153: $i,SV112: $i,SV167: $i] :
      ( ( ( subset @ ( relation_rng @ SV167 ) @ SV112 )
        = $false )
      | ( ( relation_of2_as_subset @ SV167 @ SV153 @ SV112 )
        = $true )
      | ( ( relation_of2_as_subset @ SV167 @ SV153 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1622]) ).

thf(1684,plain,
    ! [SV39: $i,SV113: $i] :
      ( ( ( ordinal @ SV113 )
        = $false )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
                  | ( subset @ SV39 @ SV113 ) )
              | ~ ( ~ ( subset @ SV39 @ SV113 )
                  | ( ordinal_subset @ SV39 @ SV113 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1623]) ).

thf(1685,plain,
    ! [SV42: $i,SV114: $i] :
      ( ( ( net_str @ SV114 @ SV42 )
        = $false )
      | ( ( one_sorted_str @ SV42 )
        = $false )
      | ( ( ~ ! [SY335: $i] :
                ~ ( subnetstr @ SY335 @ SV42 @ SV114 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1624]) ).

thf(1686,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( ~ ( subset @ SV43 @ SV115 )
          | ~ ( ( SV43 != SV115 ) ) )
        = $false )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1625]) ).

thf(1687,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( ~ ( subset @ SV43 @ SV115 )
          | ~ ( ( SV43 != SV115 ) ) )
        = $true )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1626]) ).

thf(1688,plain,
    ! [SV116: $i,SV44: $i,SV179: $i] :
      ( ( ( ~ ( in @ SV179 @ SV44 )
          | ( in @ SV179 @ SV116 ) )
        = $true )
      | ( ( subset @ SV44 @ SV116 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1627]) ).

thf(1689,plain,
    ! [SV44: $i,SV116: $i] :
      ( ( ( ~ ( in @ ( sK11_SY337 @ SV116 @ SV44 ) @ SV44 )
          | ( in @ ( sK11_SY337 @ SV116 @ SV44 ) @ SV116 ) )
        = $false )
      | ( ( subset @ SV44 @ SV116 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[1628]) ).

thf(1690,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                          | ~ ( one_sorted_str @ SV48 ) )
                    | ~ ~ ( empty_carrier @ SV119 ) )
              | ~ ( net_str @ SV119 @ SV48 ) ) )
        = $false )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1630]) ).

thf(1691,plain,
    ! [SV156: $i,SV120: $i,SV49: $i] :
      ( ( ( subset @ SV49 @ SV120 )
        = $false )
      | ( ( ~ ( disjoint @ SV120 @ SV156 ) )
        = $true )
      | ( ( disjoint @ SV49 @ SV156 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1631]) ).

thf(1692,plain,
    ! [SV51: $i] :
      ( ( ( one_sorted_str @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( ! [SY273: $i] :
              ( ~ ~ ( ~ ~ ( empty_carrier @ SY273 )
                    | ~ ( net_str @ SY273 @ SV51 ) )
              | ! [SY274: $i,SY275: $i] :
                  ( ~ ( subset @ SY274 @ SY275 )
                  | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SY273 @ SY274 )
                          | ( is_eventually_in @ SV51 @ SY273 @ SY275 ) )
                      | ~ ( ~ ( is_often_in @ SV51 @ SY273 @ SY274 )
                          | ( is_often_in @ SV51 @ SY273 @ SY275 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1632]) ).

thf(1693,plain,
    ! [SV174: $i,SV121: $i,SV52: $i] :
      ( ( ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
              | ( subset @ SV121 @ SV174 ) )
          | ~ ( ~ ( subset @ SV121 @ SV174 )
              | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 ) ) )
        = $false )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1633]) ).

thf(1694,plain,
    ! [SV157: $i,SV169: $i,SV123: $i,SV54: $i] :
      ( ( ( subset @ SV54 @ SV123 )
        = $false )
      | ( ( relation_of2_as_subset @ SV169 @ SV157 @ SV123 )
        = $true )
      | ( ( relation_of2_as_subset @ SV169 @ SV157 @ SV54 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1636]) ).

thf(1695,plain,
    ! [SV55: $i] :
      ( ( ~ ~ ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
              | ~ ! [SY362: $i,SY363: $i] :
                    ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                          | ~ ( subset @ SY363 @ SY362 ) )
                    | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
        | ~ ! [SY364: $i] :
              ( ~ ( in @ SY364 @ ( sK6_SY282 @ SV55 ) )
              | ( in @ ( powerset @ SY364 ) @ ( sK6_SY282 @ SV55 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1637]) ).

thf(1696,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
                    | ~ ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
              | ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1638]) ).

thf(1697,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ( SV59 = empty_set )
        = $true )
      | ( ( SV59
          = ( singleton @ SV124 ) )
        = $true )
      | ( ( subset @ SV59 @ ( singleton @ SV124 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1639]) ).

thf(1698,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ( SV59 = empty_set )
        = $false )
      | ( ( subset @ SV59 @ ( singleton @ SV124 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1640]) ).

thf(1699,plain,
    ! [SV124: $i,SV59: $i] :
      ( ( ( SV59
          = ( singleton @ SV124 ) )
        = $false )
      | ( ( subset @ SV59 @ ( singleton @ SV124 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1640]) ).

thf(1700,plain,
    ! [SV175: $i,SV127: $i,SV62: $i] :
      ( ( ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
              | ( subset @ SV127 @ SV175 ) )
          | ~ ( ~ ( subset @ SV127 @ SV175 )
              | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 ) ) )
        = $false )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1643]) ).

thf(1701,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( ~ ( subrelstr @ SV170 @ SV65 )
              | ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                  | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) ) )
        = $false )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1644]) ).

thf(1702,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                    | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
              | ( subrelstr @ SV170 @ SV65 ) ) )
        = $false )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1644]) ).

thf(1703,plain,
    ! [SV171: $i,SV158: $i,SV131: $i,SV67: $i] :
      ( ( ( ~ ( subset @ SV67 @ SV131 ) )
        = $true )
      | ( ( ~ ( subset @ SV158 @ SV171 ) )
        = $true )
      | ( ( subset @ ( cartesian_product2 @ SV67 @ SV158 ) @ ( cartesian_product2 @ SV131 @ SV171 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1645]) ).

thf(1704,plain,
    ! [SV69: $i] :
      ( ( ( ordinal @ ( sK8_SY301 @ SV69 ) )
        = $false )
      | ( ( ~ ( subset @ ( sK8_SY301 @ SV69 ) @ SV69 ) )
        = $true )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1646]) ).

thf(1705,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ( SV70 = empty_set )
        = $true )
      | ( ( SV70
          = ( singleton @ SV133 ) )
        = $true )
      | ( ( subset @ SV70 @ ( singleton @ SV133 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1647]) ).

thf(1706,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ( SV70 = empty_set )
        = $false )
      | ( ( subset @ SV70 @ ( singleton @ SV133 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1648]) ).

thf(1707,plain,
    ! [SV133: $i,SV70: $i] :
      ( ( ( SV70
          = ( singleton @ SV133 ) )
        = $false )
      | ( ( subset @ SV70 @ ( singleton @ SV133 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1648]) ).

thf(1708,plain,
    ! [SV73: $i,SV135: $i,SV181: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ SV181 @ SV135 )
                  | ( subset @ SV181 @ SV73 ) )
              | ~ ( ~ ( subset @ SV181 @ SV73 )
                  | ( in @ SV181 @ SV135 ) ) ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1649]) ).

thf(1709,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
                  | ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 ) )
              | ~ ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
                  | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) ) ) )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[1650]) ).

thf(1710,plain,
    ! [SV172: $i,SV75: $i] :
      ( ( ( subset @ SV75 @ SV172 )
        = $false )
      | ( ( ~ ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SV172 ) )
              | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SV172 ) ) ) )
        = $true )
      | ( ( relation @ SV172 )
        = $false )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1651]) ).

thf(1711,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( ~ ( subset @ SV77 @ SV138 )
          | ~ ( subset @ SV138 @ SV77 ) )
        = $false )
      | ( ( SV77 = SV138 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1653]) ).

thf(1712,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( ~ ( subset @ SV77 @ SV138 )
          | ~ ( subset @ SV138 @ SV77 ) )
        = $true )
      | ( ( SV77 = SV138 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1654]) ).

thf(1713,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ( relation_of2 @ SV160 @ SV80 @ SV140 )
        = $false )
      | ( ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1655]) ).

thf(1714,plain,
    ! [SV140: $i,SV80: $i,SV160: $i] :
      ( ( ( subset @ SV160 @ ( cartesian_product2 @ SV80 @ SV140 ) )
        = $false )
      | ( ( relation_of2 @ SV160 @ SV80 @ SV140 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1656]) ).

thf(1715,plain,
    ! [SV161: $i,SV142: $i,SV82: $i] :
      ( ( ( subset @ SV82 @ SV142 )
        = $false )
      | ( ( ~ ( subset @ SV82 @ SV161 ) )
        = $true )
      | ( ( subset @ SV82 @ ( set_intersection2 @ SV142 @ SV161 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1659]) ).

thf(1716,plain,
    ! [SV145: $i,SV86: $i,SV163: $i] :
      ( ( ( subset @ ( relation_dom @ SV163 ) @ SV86 )
        = $true )
      | ( ( relation_of2_as_subset @ SV163 @ SV86 @ SV145 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1660]) ).

thf(1717,plain,
    ! [SV86: $i,SV145: $i,SV163: $i] :
      ( ( ( subset @ ( relation_rng @ SV163 ) @ SV145 )
        = $true )
      | ( ( relation_of2_as_subset @ SV163 @ SV86 @ SV145 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1661]) ).

thf(1718,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ( ~ ( in @ SV7 @ SV146 )
          | ~ ( in @ SV94 @ SV146 ) )
        = $false )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1662]) ).

thf(1719,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ( ~ ( in @ SV7 @ SV146 )
          | ~ ( in @ SV94 @ SV146 ) )
        = $true )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1663]) ).

thf(1720,plain,
    ! [SV9: $i] :
      ( ( ( empty @ ( the_carrier @ SV9 ) )
        = $false )
      | ( ( empty_carrier @ SV9 )
        = $true )
      | ( ( one_sorted_str @ SV9 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1664]) ).

thf(1721,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( ~ ( subset @ SV12 @ SV164 )
          | ! [SY367: $i,SY368: $i] :
              ( ~ ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV12 )
              | ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV164 ) ) )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1666]) ).

thf(1722,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( ~ ! [SY369: $i,SY370: $i] :
                ( ~ ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV12 )
                | ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV164 ) )
          | ( subset @ SV12 @ SV164 ) )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1667]) ).

thf(1723,plain,
    ! [SV16: $i] :
      ( ( ~ ~ ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
              | ~ ! [SY354: $i,SY355: $i] :
                    ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                          | ~ ( subset @ SY355 @ SY354 ) )
                    | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1668]) ).

thf(1724,plain,
    ! [SV16: $i] :
      ( ( ~ ! [SY356: $i] :
              ~ ~ ( ~ ( in @ SY356 @ ( sK5_SY224 @ SV16 ) )
                  | ~ ! [SY357: $i] :
                        ~ ~ ( ~ ( in @ SY357 @ ( sK5_SY224 @ SV16 ) )
                            | ~ ! [SX4: $i] :
                                  ( ~ ( subset @ SX4 @ SY356 )
                                  | ( in @ SX4 @ SY357 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1668]) ).

thf(1725,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ~ ( ~ ~ ( ~ ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
                  | ~ ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
            | ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1669]) ).

thf(1726,plain,
    ! [SV18: $i,SV148: $i,SV100: $i] :
      ( ( ( subset @ SV100 @ SV148 )
        = $false )
      | ( ( subset @ SV18 @ SV100 )
        = $false )
      | ( ( subset @ SV18 @ SV148 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1670]) ).

thf(1727,plain,
    ! [SV165: $i,SV20: $i,SV176: $i] :
      ( ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( subnetstr @ SV176 @ SV20 @ SV165 )
                  | ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                      | ( ( the_mapping @ SV20 @ SV176 )
                       != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
              | ~ ( ~ ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                        | ( ( the_mapping @ SV20 @ SV176 )
                         != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) )
                  | ( subnetstr @ SV176 @ SV20 @ SV165 ) ) ) )
        = $true )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1671]) ).

thf(1728,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                | ~ ( one_sorted_str @ SV23 ) )
          | ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1674]) ).

thf(1729,plain,
    ! [SV26: $i,SV177: $i] :
      ( ( ( in @ SV177 @ SV26 )
        = $false )
      | ( ( subset @ SV177 @ SV26 )
        = $true )
      | ( ( epsilon_transitive @ SV26 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1675]) ).

thf(1730,plain,
    ! [SV26: $i] :
      ( ( ( in @ ( sK10_SY242 @ SV26 ) @ SV26 )
        = $true )
      | ( ( epsilon_transitive @ SV26 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1676]) ).

thf(1731,plain,
    ! [SV105: $i,SV28: $i,SV182: $i] :
      ( ( ( ~ ( subnetstr @ SV182 @ SV28 @ SV105 )
          | ( net_str @ SV182 @ SV28 ) )
        = $true )
      | ( ( one_sorted_str @ SV28 )
        = $false )
      | ( ( net_str @ SV105 @ SV28 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1678]) ).

thf(1732,plain,
    ! [SV30: $i] :
      ( ( ( empty @ ( cast_as_carrier_subset @ SV30 ) )
        = $false )
      | ( ( empty_carrier @ SV30 )
        = $true )
      | ( ( one_sorted_str @ SV30 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1679]) ).

thf(1733,plain,
    ! [SV36: $i,SV111: $i,SV152: $i] :
      ( ( ( subset @ SV152 @ SV111 )
        = $false )
      | ( ( subset @ SV36 @ SV111 )
        = $false )
      | ( ( subset @ ( set_union2 @ SV36 @ SV152 ) @ SV111 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1682]) ).

thf(1734,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
              | ( subset @ SV39 @ SV113 ) )
          | ~ ( ~ ( subset @ SV39 @ SV113 )
              | ( ordinal_subset @ SV39 @ SV113 ) ) )
        = $false )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1684]) ).

thf(1735,plain,
    ! [SV114: $i,SV42: $i] :
      ( ( ( ! [SY335: $i] :
              ~ ( subnetstr @ SY335 @ SV42 @ SV114 ) )
        = $false )
      | ( ( one_sorted_str @ SV42 )
        = $false )
      | ( ( net_str @ SV114 @ SV42 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1685]) ).

thf(1736,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( ~ ( subset @ SV43 @ SV115 ) )
        = $false )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1686]) ).

thf(1737,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( ~ ( ( SV43 != SV115 ) ) )
        = $false )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1686]) ).

thf(1738,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( ~ ( subset @ SV43 @ SV115 ) )
        = $true )
      | ( ( ~ ( ( SV43 != SV115 ) ) )
        = $true )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1687]) ).

thf(1739,plain,
    ! [SV116: $i,SV44: $i,SV179: $i] :
      ( ( ( ~ ( in @ SV179 @ SV44 ) )
        = $true )
      | ( ( in @ SV179 @ SV116 )
        = $true )
      | ( ( subset @ SV44 @ SV116 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1688]) ).

thf(1740,plain,
    ! [SV44: $i,SV116: $i] :
      ( ( ( ~ ( in @ ( sK11_SY337 @ SV116 @ SV44 ) @ SV44 ) )
        = $false )
      | ( ( subset @ SV44 @ SV116 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1689]) ).

thf(1741,plain,
    ! [SV44: $i,SV116: $i] :
      ( ( ( in @ ( sK11_SY337 @ SV116 @ SV44 ) @ SV116 )
        = $false )
      | ( ( subset @ SV44 @ SV116 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1689]) ).

thf(1742,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                      | ~ ( one_sorted_str @ SV48 ) )
                | ~ ~ ( empty_carrier @ SV119 ) )
          | ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1690]) ).

thf(1743,plain,
    ! [SV49: $i,SV156: $i,SV120: $i] :
      ( ( ( disjoint @ SV120 @ SV156 )
        = $false )
      | ( ( subset @ SV49 @ SV120 )
        = $false )
      | ( ( disjoint @ SV49 @ SV156 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1691]) ).

thf(1744,plain,
    ! [SV51: $i,SV183: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV183 )
                | ~ ( net_str @ SV183 @ SV51 ) )
          | ! [SY372: $i,SY373: $i] :
              ( ~ ( subset @ SY372 @ SY373 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SY372 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY373 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SY372 )
                      | ( is_often_in @ SV51 @ SV183 @ SY373 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1692]) ).

thf(1745,plain,
    ! [SV174: $i,SV121: $i,SV52: $i] :
      ( ( ( ~ ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
              | ( subset @ SV121 @ SV174 ) ) )
        = $false )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1693]) ).

thf(1746,plain,
    ! [SV52: $i,SV174: $i,SV121: $i] :
      ( ( ( ~ ( ~ ( subset @ SV121 @ SV174 )
              | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 ) ) )
        = $false )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1693]) ).

thf(1747,plain,
    ! [SV55: $i] :
      ( ( ~ ~ ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
              | ~ ! [SY362: $i,SY363: $i] :
                    ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                          | ~ ( subset @ SY363 @ SY362 ) )
                    | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1695]) ).

thf(1748,plain,
    ! [SV55: $i] :
      ( ( ~ ! [SY364: $i] :
              ( ~ ( in @ SY364 @ ( sK6_SY282 @ SV55 ) )
              | ( in @ ( powerset @ SY364 ) @ ( sK6_SY282 @ SV55 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1695]) ).

thf(1749,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ~ ( ~ ~ ( ~ ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
                  | ~ ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
            | ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1696]) ).

thf(1750,plain,
    ! [SV175: $i,SV127: $i,SV62: $i] :
      ( ( ( ~ ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
              | ( subset @ SV127 @ SV175 ) ) )
        = $false )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1700]) ).

thf(1751,plain,
    ! [SV62: $i,SV175: $i,SV127: $i] :
      ( ( ( ~ ( ~ ( subset @ SV127 @ SV175 )
              | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 ) ) )
        = $false )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1700]) ).

thf(1752,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( subrelstr @ SV170 @ SV65 )
          | ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
              | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1701]) ).

thf(1753,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
          | ( subrelstr @ SV170 @ SV65 ) )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1702]) ).

thf(1754,plain,
    ! [SV171: $i,SV158: $i,SV131: $i,SV67: $i] :
      ( ( ( subset @ SV67 @ SV131 )
        = $false )
      | ( ( ~ ( subset @ SV158 @ SV171 ) )
        = $true )
      | ( ( subset @ ( cartesian_product2 @ SV67 @ SV158 ) @ ( cartesian_product2 @ SV131 @ SV171 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1703]) ).

thf(1755,plain,
    ! [SV69: $i] :
      ( ( ( subset @ ( sK8_SY301 @ SV69 ) @ SV69 )
        = $false )
      | ( ( ordinal @ ( sK8_SY301 @ SV69 ) )
        = $false )
      | ( ( ordinal @ SV69 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1704]) ).

thf(1756,plain,
    ! [SV73: $i,SV135: $i,SV181: $i] :
      ( ( ( ~ ( ~ ( in @ SV181 @ SV135 )
              | ( subset @ SV181 @ SV73 ) )
          | ~ ( ~ ( subset @ SV181 @ SV73 )
              | ( in @ SV181 @ SV135 ) ) )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1708]) ).

thf(1757,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
              | ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 ) )
          | ~ ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
              | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1709]) ).

thf(1758,plain,
    ! [SV172: $i,SV75: $i] :
      ( ( ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SV172 ) )
          | ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SV172 ) ) )
        = $false )
      | ( ( subset @ SV75 @ SV172 )
        = $false )
      | ( ( relation @ SV172 )
        = $false )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1710]) ).

thf(1759,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( ~ ( subset @ SV77 @ SV138 ) )
        = $false )
      | ( ( SV77 = SV138 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1711]) ).

thf(1760,plain,
    ! [SV77: $i,SV138: $i] :
      ( ( ( ~ ( subset @ SV138 @ SV77 ) )
        = $false )
      | ( ( SV77 = SV138 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1711]) ).

thf(1761,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( ~ ( subset @ SV77 @ SV138 ) )
        = $true )
      | ( ( ~ ( subset @ SV138 @ SV77 ) )
        = $true )
      | ( ( SV77 = SV138 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1712]) ).

thf(1762,plain,
    ! [SV142: $i,SV161: $i,SV82: $i] :
      ( ( ( subset @ SV82 @ SV161 )
        = $false )
      | ( ( subset @ SV82 @ SV142 )
        = $false )
      | ( ( subset @ SV82 @ ( set_intersection2 @ SV142 @ SV161 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1715]) ).

thf(1763,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ( ~ ( in @ SV7 @ SV146 ) )
        = $false )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1718]) ).

thf(1764,plain,
    ! [SV7: $i,SV146: $i,SV94: $i] :
      ( ( ( ~ ( in @ SV94 @ SV146 ) )
        = $false )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1718]) ).

thf(1765,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ( ~ ( in @ SV7 @ SV146 ) )
        = $true )
      | ( ( ~ ( in @ SV94 @ SV146 ) )
        = $true )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1719]) ).

thf(1766,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( ~ ( subset @ SV12 @ SV164 ) )
        = $true )
      | ( ( ! [SY367: $i,SY368: $i] :
              ( ~ ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV12 )
              | ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV164 ) ) )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1721]) ).

thf(1767,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( ~ ! [SY369: $i,SY370: $i] :
                ( ~ ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV12 )
                | ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV164 ) ) )
        = $true )
      | ( ( subset @ SV12 @ SV164 )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1722]) ).

thf(1768,plain,
    ! [SV16: $i] :
      ( ( ~ ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
            | ~ ! [SY354: $i,SY355: $i] :
                  ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                        | ~ ( subset @ SY355 @ SY354 ) )
                  | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1723]) ).

thf(1769,plain,
    ! [SV16: $i] :
      ( ( ! [SY356: $i] :
            ~ ~ ( ~ ( in @ SY356 @ ( sK5_SY224 @ SV16 ) )
                | ~ ! [SY357: $i] :
                      ~ ~ ( ~ ( in @ SY357 @ ( sK5_SY224 @ SV16 ) )
                          | ~ ! [SX4: $i] :
                                ( ~ ( subset @ SX4 @ SY356 )
                                | ( in @ SX4 @ SY357 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1724]) ).

thf(1770,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
              | ~ ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        | ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1725]) ).

thf(1771,plain,
    ! [SV165: $i,SV20: $i,SV176: $i] :
      ( ( ( ~ ( ~ ( subnetstr @ SV176 @ SV20 @ SV165 )
              | ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                  | ( ( the_mapping @ SV20 @ SV176 )
                   != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
          | ~ ( ~ ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                    | ( ( the_mapping @ SV20 @ SV176 )
                     != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) )
              | ( subnetstr @ SV176 @ SV20 @ SV165 ) ) )
        = $false )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1727]) ).

thf(1772,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV23 )
                | ~ ( one_sorted_str @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1728]) ).

thf(1773,plain,
    ! [SV105: $i,SV28: $i,SV182: $i] :
      ( ( ( ~ ( subnetstr @ SV182 @ SV28 @ SV105 ) )
        = $true )
      | ( ( net_str @ SV182 @ SV28 )
        = $true )
      | ( ( one_sorted_str @ SV28 )
        = $false )
      | ( ( net_str @ SV105 @ SV28 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1731]) ).

thf(1774,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( ~ ( ordinal_subset @ SV39 @ SV113 )
              | ( subset @ SV39 @ SV113 ) ) )
        = $false )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1734]) ).

thf(1775,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( ~ ( subset @ SV39 @ SV113 )
              | ( ordinal_subset @ SV39 @ SV113 ) ) )
        = $false )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1734]) ).

thf(1776,plain,
    ! [SV42: $i,SV114: $i] :
      ( ( ( ~ ( subnetstr @ ( sK13_SY335 @ SV114 @ SV42 ) @ SV42 @ SV114 ) )
        = $false )
      | ( ( one_sorted_str @ SV42 )
        = $false )
      | ( ( net_str @ SV114 @ SV42 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[1735]) ).

thf(1777,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( subset @ SV43 @ SV115 )
        = $true )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1736]) ).

thf(1778,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( SV43 != SV115 )
        = $true )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1737]) ).

thf(1779,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( subset @ SV43 @ SV115 )
        = $false )
      | ( ( ~ ( ( SV43 != SV115 ) ) )
        = $true )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1738]) ).

thf(1780,plain,
    ! [SV116: $i,SV44: $i,SV179: $i] :
      ( ( ( in @ SV179 @ SV44 )
        = $false )
      | ( ( in @ SV179 @ SV116 )
        = $true )
      | ( ( subset @ SV44 @ SV116 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1739]) ).

thf(1781,plain,
    ! [SV44: $i,SV116: $i] :
      ( ( ( in @ ( sK11_SY337 @ SV116 @ SV44 ) @ SV44 )
        = $true )
      | ( ( subset @ SV44 @ SV116 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1740]) ).

thf(1782,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                      | ~ ( one_sorted_str @ SV48 ) )
                | ~ ~ ( empty_carrier @ SV119 ) ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1742]) ).

thf(1783,plain,
    ! [SV51: $i,SV183: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV183 )
                | ~ ( net_str @ SV183 @ SV51 ) ) )
        = $true )
      | ( ( ! [SY372: $i,SY373: $i] :
              ( ~ ( subset @ SY372 @ SY373 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SY372 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY373 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SY372 )
                      | ( is_often_in @ SV51 @ SV183 @ SY373 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1744]) ).

thf(1784,plain,
    ! [SV174: $i,SV121: $i,SV52: $i] :
      ( ( ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
          | ( subset @ SV121 @ SV174 ) )
        = $true )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1745]) ).

thf(1785,plain,
    ! [SV52: $i,SV174: $i,SV121: $i] :
      ( ( ( ~ ( subset @ SV121 @ SV174 )
          | ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 ) )
        = $true )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1746]) ).

thf(1786,plain,
    ! [SV55: $i] :
      ( ( ~ ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
            | ~ ! [SY362: $i,SY363: $i] :
                  ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                        | ~ ( subset @ SY363 @ SY362 ) )
                  | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1747]) ).

thf(1787,plain,
    ! [SV55: $i] :
      ( ( ! [SY364: $i] :
            ( ~ ( in @ SY364 @ ( sK6_SY282 @ SV55 ) )
            | ( in @ ( powerset @ SY364 ) @ ( sK6_SY282 @ SV55 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1748]) ).

thf(1788,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ~ ~ ( ~ ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
              | ~ ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        | ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1749]) ).

thf(1789,plain,
    ! [SV175: $i,SV127: $i,SV62: $i] :
      ( ( ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
          | ( subset @ SV127 @ SV175 ) )
        = $true )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1750]) ).

thf(1790,plain,
    ! [SV62: $i,SV175: $i,SV127: $i] :
      ( ( ( ~ ( subset @ SV127 @ SV175 )
          | ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 ) )
        = $true )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1751]) ).

thf(1791,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( subrelstr @ SV170 @ SV65 ) )
        = $true )
      | ( ( ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
              | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1752]) ).

thf(1792,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
                | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
        = $true )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1753]) ).

thf(1793,plain,
    ! [SV131: $i,SV67: $i,SV171: $i,SV158: $i] :
      ( ( ( subset @ SV158 @ SV171 )
        = $false )
      | ( ( subset @ SV67 @ SV131 )
        = $false )
      | ( ( subset @ ( cartesian_product2 @ SV67 @ SV158 ) @ ( cartesian_product2 @ SV131 @ SV171 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1754]) ).

thf(1794,plain,
    ! [SV73: $i,SV135: $i,SV181: $i] :
      ( ( ( ~ ( ~ ( in @ SV181 @ SV135 )
              | ( subset @ SV181 @ SV73 ) ) )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1756]) ).

thf(1795,plain,
    ! [SV135: $i,SV73: $i,SV181: $i] :
      ( ( ( ~ ( ~ ( subset @ SV181 @ SV73 )
              | ( in @ SV181 @ SV135 ) ) )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1756]) ).

thf(1796,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
              | ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 ) ) )
        = $true )
      | ( ( ~ ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
              | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1757]) ).

thf(1797,plain,
    ! [SV172: $i,SV75: $i] :
      ( ( ( ~ ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SV172 ) ) )
        = $false )
      | ( ( subset @ SV75 @ SV172 )
        = $false )
      | ( ( relation @ SV172 )
        = $false )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1758]) ).

thf(1798,plain,
    ! [SV172: $i,SV75: $i] :
      ( ( ( ~ ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SV172 ) ) )
        = $false )
      | ( ( subset @ SV75 @ SV172 )
        = $false )
      | ( ( relation @ SV172 )
        = $false )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1758]) ).

thf(1799,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( subset @ SV77 @ SV138 )
        = $true )
      | ( ( SV77 = SV138 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1759]) ).

thf(1800,plain,
    ! [SV77: $i,SV138: $i] :
      ( ( ( subset @ SV138 @ SV77 )
        = $true )
      | ( ( SV77 = SV138 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1760]) ).

thf(1801,plain,
    ! [SV138: $i,SV77: $i] :
      ( ( ( subset @ SV77 @ SV138 )
        = $false )
      | ( ( ~ ( subset @ SV138 @ SV77 ) )
        = $true )
      | ( ( SV77 = SV138 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1761]) ).

thf(1802,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ( in @ SV7 @ SV146 )
        = $true )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1763]) ).

thf(1803,plain,
    ! [SV7: $i,SV146: $i,SV94: $i] :
      ( ( ( in @ SV94 @ SV146 )
        = $true )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1764]) ).

thf(1804,plain,
    ! [SV94: $i,SV146: $i,SV7: $i] :
      ( ( ( in @ SV7 @ SV146 )
        = $false )
      | ( ( ~ ( in @ SV94 @ SV146 ) )
        = $true )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1765]) ).

thf(1805,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( subset @ SV12 @ SV164 )
        = $false )
      | ( ( ! [SY367: $i,SY368: $i] :
              ( ~ ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV12 )
              | ( in @ ( ordered_pair @ SY367 @ SY368 ) @ SV164 ) ) )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1766]) ).

thf(1806,plain,
    ! [SV164: $i,SV12: $i] :
      ( ( ( ! [SY369: $i,SY370: $i] :
              ( ~ ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV12 )
              | ( in @ ( ordered_pair @ SY369 @ SY370 ) @ SV164 ) ) )
        = $false )
      | ( ( subset @ SV12 @ SV164 )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1767]) ).

thf(1807,plain,
    ! [SV16: $i] :
      ( ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
        | ~ ! [SY354: $i,SY355: $i] :
              ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                    | ~ ( subset @ SY355 @ SY354 ) )
              | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1768]) ).

thf(1808,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ~ ~ ( ~ ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
              | ~ ! [SY374: $i] :
                    ~ ~ ( ~ ( in @ SY374 @ ( sK5_SY224 @ SV16 ) )
                        | ~ ! [SY375: $i] :
                              ( ~ ( subset @ SY375 @ SV184 )
                              | ( in @ SY375 @ SY374 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1769]) ).

thf(1809,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
                | ~ ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) ) )
        = $true )
      | ( ( ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1770]) ).

thf(1810,plain,
    ! [SV165: $i,SV20: $i,SV176: $i] :
      ( ( ( ~ ( ~ ( subnetstr @ SV176 @ SV20 @ SV165 )
              | ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                  | ( ( the_mapping @ SV20 @ SV176 )
                   != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) ) )
        = $false )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1771]) ).

thf(1811,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                    | ( ( the_mapping @ SV20 @ SV176 )
                     != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) )
              | ( subnetstr @ SV176 @ SV20 @ SV165 ) ) )
        = $false )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1771]) ).

thf(1812,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV23 )
              | ~ ( one_sorted_str @ SV23 ) ) )
        = $false )
      | ( ( ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1772]) ).

thf(1813,plain,
    ! [SV105: $i,SV28: $i,SV182: $i] :
      ( ( ( subnetstr @ SV182 @ SV28 @ SV105 )
        = $false )
      | ( ( net_str @ SV182 @ SV28 )
        = $true )
      | ( ( one_sorted_str @ SV28 )
        = $false )
      | ( ( net_str @ SV105 @ SV28 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1773]) ).

thf(1814,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( ordinal_subset @ SV39 @ SV113 )
          | ( subset @ SV39 @ SV113 ) )
        = $true )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1774]) ).

thf(1815,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( subset @ SV39 @ SV113 )
          | ( ordinal_subset @ SV39 @ SV113 ) )
        = $true )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1775]) ).

thf(1816,plain,
    ! [SV42: $i,SV114: $i] :
      ( ( ( subnetstr @ ( sK13_SY335 @ SV114 @ SV42 ) @ SV42 @ SV114 )
        = $true )
      | ( ( one_sorted_str @ SV42 )
        = $false )
      | ( ( net_str @ SV114 @ SV42 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1776]) ).

thf(1817,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( SV43 = SV115 )
        = $false )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1778]) ).

thf(1818,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( SV43 != SV115 )
        = $false )
      | ( ( subset @ SV43 @ SV115 )
        = $false )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1779]) ).

thf(1819,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                    | ~ ( one_sorted_str @ SV48 ) )
              | ~ ~ ( empty_carrier @ SV119 ) ) )
        = $false )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1782]) ).

thf(1820,plain,
    ! [SV51: $i,SV183: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV183 )
              | ~ ( net_str @ SV183 @ SV51 ) ) )
        = $false )
      | ( ( ! [SY372: $i,SY373: $i] :
              ( ~ ( subset @ SY372 @ SY373 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SY372 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY373 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SY372 )
                      | ( is_often_in @ SV51 @ SV183 @ SY373 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1783]) ).

thf(1821,plain,
    ! [SV174: $i,SV121: $i,SV52: $i] :
      ( ( ( ~ ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 ) )
        = $true )
      | ( ( subset @ SV121 @ SV174 )
        = $true )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1784]) ).

thf(1822,plain,
    ! [SV52: $i,SV174: $i,SV121: $i] :
      ( ( ( ~ ( subset @ SV121 @ SV174 ) )
        = $true )
      | ( ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
        = $true )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1785]) ).

thf(1823,plain,
    ! [SV55: $i] :
      ( ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
        | ~ ! [SY362: $i,SY363: $i] :
              ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                    | ~ ( subset @ SY363 @ SY362 ) )
              | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1786]) ).

thf(1824,plain,
    ! [SV55: $i,SV185: $i] :
      ( ( ~ ( in @ SV185 @ ( sK6_SY282 @ SV55 ) )
        | ( in @ ( powerset @ SV185 ) @ ( sK6_SY282 @ SV55 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1787]) ).

thf(1825,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( ~ ~ ( ~ ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
                | ~ ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) ) )
        = $true )
      | ( ( ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1788]) ).

thf(1826,plain,
    ! [SV175: $i,SV127: $i,SV62: $i] :
      ( ( ( ~ ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 ) )
        = $true )
      | ( ( subset @ SV127 @ SV175 )
        = $true )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1789]) ).

thf(1827,plain,
    ! [SV62: $i,SV175: $i,SV127: $i] :
      ( ( ( ~ ( subset @ SV127 @ SV175 ) )
        = $true )
      | ( ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
        = $true )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1790]) ).

thf(1828,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( subrelstr @ SV170 @ SV65 )
        = $false )
      | ( ( ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
              | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1791]) ).

thf(1829,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
              | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) ) )
        = $false )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1792]) ).

thf(1830,plain,
    ! [SV73: $i,SV135: $i,SV181: $i] :
      ( ( ( ~ ( in @ SV181 @ SV135 )
          | ( subset @ SV181 @ SV73 ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1794]) ).

thf(1831,plain,
    ! [SV135: $i,SV73: $i,SV181: $i] :
      ( ( ( ~ ( subset @ SV181 @ SV73 )
          | ( in @ SV181 @ SV135 ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1795]) ).

thf(1832,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
          | ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 ) )
        = $false )
      | ( ( ~ ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
              | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1796]) ).

thf(1833,plain,
    ! [SV172: $i,SV75: $i] :
      ( ( ( subset @ ( relation_dom @ SV75 ) @ ( relation_dom @ SV172 ) )
        = $true )
      | ( ( subset @ SV75 @ SV172 )
        = $false )
      | ( ( relation @ SV172 )
        = $false )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1797]) ).

thf(1834,plain,
    ! [SV172: $i,SV75: $i] :
      ( ( ( subset @ ( relation_rng @ SV75 ) @ ( relation_rng @ SV172 ) )
        = $true )
      | ( ( subset @ SV75 @ SV172 )
        = $false )
      | ( ( relation @ SV172 )
        = $false )
      | ( ( relation @ SV75 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1798]) ).

thf(1835,plain,
    ! [SV77: $i,SV138: $i] :
      ( ( ( subset @ SV138 @ SV77 )
        = $false )
      | ( ( subset @ SV77 @ SV138 )
        = $false )
      | ( ( SV77 = SV138 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1801]) ).

thf(1836,plain,
    ! [SV7: $i,SV146: $i,SV94: $i] :
      ( ( ( in @ SV94 @ SV146 )
        = $false )
      | ( ( in @ SV7 @ SV146 )
        = $false )
      | ( ( subset @ ( unordered_pair @ SV7 @ SV94 ) @ SV146 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1804]) ).

thf(1837,plain,
    ! [SV164: $i,SV12: $i,SV186: $i] :
      ( ( ( ! [SY376: $i] :
              ( ~ ( in @ ( ordered_pair @ SV186 @ SY376 ) @ SV12 )
              | ( in @ ( ordered_pair @ SV186 @ SY376 ) @ SV164 ) ) )
        = $true )
      | ( ( subset @ SV12 @ SV164 )
        = $false )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1805]) ).

thf(1838,plain,
    ! [SV12: $i,SV164: $i] :
      ( ( ( ! [SY377: $i] :
              ( ~ ( in @ ( ordered_pair @ ( sK14_SY369 @ SV164 @ SV12 ) @ SY377 ) @ SV12 )
              | ( in @ ( ordered_pair @ ( sK14_SY369 @ SV164 @ SV12 ) @ SY377 ) @ SV164 ) ) )
        = $false )
      | ( ( subset @ SV12 @ SV164 )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[1806]) ).

thf(1839,plain,
    ! [SV16: $i] :
      ( ( ~ ( in @ SV16 @ ( sK5_SY224 @ SV16 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1807]) ).

thf(1840,plain,
    ! [SV16: $i] :
      ( ( ~ ! [SY354: $i,SY355: $i] :
              ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                    | ~ ( subset @ SY355 @ SY354 ) )
              | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1807]) ).

thf(1841,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ~ ( ~ ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
            | ~ ! [SY374: $i] :
                  ~ ~ ( ~ ( in @ SY374 @ ( sK5_SY224 @ SV16 ) )
                      | ~ ! [SY375: $i] :
                            ( ~ ( subset @ SY375 @ SV184 )
                            | ( in @ SY375 @ SY374 ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[1808]) ).

thf(1842,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( ~ ( ~ ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
              | ~ ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) ) )
        = $false )
      | ( ( ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1809]) ).

thf(1843,plain,
    ! [SV165: $i,SV20: $i,SV176: $i] :
      ( ( ( ~ ( subnetstr @ SV176 @ SV20 @ SV165 )
          | ~ ( ~ ( subrelstr @ SV176 @ SV165 )
              | ( ( the_mapping @ SV20 @ SV176 )
               != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1810]) ).

thf(1844,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( ~ ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                | ( ( the_mapping @ SV20 @ SV176 )
                 != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) )
          | ( subnetstr @ SV176 @ SV20 @ SV165 ) )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1811]) ).

thf(1845,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV23 )
          | ~ ( one_sorted_str @ SV23 ) )
        = $true )
      | ( ( ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1812]) ).

thf(1846,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( ordinal_subset @ SV39 @ SV113 ) )
        = $true )
      | ( ( subset @ SV39 @ SV113 )
        = $true )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1814]) ).

thf(1847,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ~ ( subset @ SV39 @ SV113 ) )
        = $true )
      | ( ( ordinal_subset @ SV39 @ SV113 )
        = $true )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1815]) ).

thf(1848,plain,
    ! [SV115: $i,SV43: $i] :
      ( ( ( SV43 = SV115 )
        = $true )
      | ( ( subset @ SV43 @ SV115 )
        = $false )
      | ( ( proper_subset @ SV43 @ SV115 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1818]) ).

thf(1849,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                | ~ ( one_sorted_str @ SV48 ) )
          | ~ ~ ( empty_carrier @ SV119 ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1819]) ).

thf(1850,plain,
    ! [SV51: $i,SV183: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV183 )
          | ~ ( net_str @ SV183 @ SV51 ) )
        = $true )
      | ( ( ! [SY372: $i,SY373: $i] :
              ( ~ ( subset @ SY372 @ SY373 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SY372 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY373 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SY372 )
                      | ( is_often_in @ SV51 @ SV183 @ SY373 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1820]) ).

thf(1851,plain,
    ! [SV174: $i,SV121: $i,SV52: $i] :
      ( ( ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
        = $false )
      | ( ( subset @ SV121 @ SV174 )
        = $true )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1821]) ).

thf(1852,plain,
    ! [SV52: $i,SV174: $i,SV121: $i] :
      ( ( ( subset @ SV121 @ SV174 )
        = $false )
      | ( ( below @ ( boole_lattice @ SV52 ) @ SV121 @ SV174 )
        = $true )
      | ( ( element @ SV174 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false )
      | ( ( element @ SV121 @ ( the_carrier @ ( boole_lattice @ SV52 ) ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1822]) ).

thf(1853,plain,
    ! [SV55: $i] :
      ( ( ~ ( in @ SV55 @ ( sK6_SY282 @ SV55 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1823]) ).

thf(1854,plain,
    ! [SV55: $i] :
      ( ( ~ ! [SY362: $i,SY363: $i] :
              ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                    | ~ ( subset @ SY363 @ SY362 ) )
              | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[1823]) ).

thf(1855,plain,
    ! [SV55: $i,SV185: $i] :
      ( ( ( ~ ( in @ SV185 @ ( sK6_SY282 @ SV55 ) ) )
        = $true )
      | ( ( in @ ( powerset @ SV185 ) @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1824]) ).

thf(1856,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( ~ ( ~ ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
              | ~ ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) ) )
        = $false )
      | ( ( ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1825]) ).

thf(1857,plain,
    ! [SV175: $i,SV127: $i,SV62: $i] :
      ( ( ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
        = $false )
      | ( ( subset @ SV127 @ SV175 )
        = $true )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1826]) ).

thf(1858,plain,
    ! [SV62: $i,SV175: $i,SV127: $i] :
      ( ( ( subset @ SV127 @ SV175 )
        = $false )
      | ( ( related_reflexive @ ( boole_POSet @ SV62 ) @ SV127 @ SV175 )
        = $true )
      | ( ( element @ SV175 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false )
      | ( ( element @ SV127 @ ( the_carrier @ ( boole_POSet @ SV62 ) ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1827]) ).

thf(1859,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
          | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
        = $false )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $false )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1828]) ).

thf(1860,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
          | ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
        = $true )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1829]) ).

thf(1861,plain,
    ! [SV73: $i,SV135: $i,SV181: $i] :
      ( ( ( ~ ( in @ SV181 @ SV135 ) )
        = $true )
      | ( ( subset @ SV181 @ SV73 )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1830]) ).

thf(1862,plain,
    ! [SV135: $i,SV73: $i,SV181: $i] :
      ( ( ( ~ ( subset @ SV181 @ SV73 ) )
        = $true )
      | ( ( in @ SV181 @ SV135 )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1831]) ).

thf(1863,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) )
        = $false )
      | ( ( ~ ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
              | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1832]) ).

thf(1864,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
        = $false )
      | ( ( ~ ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
              | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1832]) ).

thf(1865,plain,
    ! [SV164: $i,SV12: $i,SV187: $i,SV186: $i] :
      ( ( ( ~ ( in @ ( ordered_pair @ SV186 @ SV187 ) @ SV12 )
          | ( in @ ( ordered_pair @ SV186 @ SV187 ) @ SV164 ) )
        = $true )
      | ( ( subset @ SV12 @ SV164 )
        = $false )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1837]) ).

thf(1866,plain,
    ! [SV12: $i,SV164: $i] :
      ( ( ( ~ ( in @ ( ordered_pair @ ( sK14_SY369 @ SV164 @ SV12 ) @ ( sK15_SY377 @ SV12 @ SV164 ) ) @ SV12 )
          | ( in @ ( ordered_pair @ ( sK14_SY369 @ SV164 @ SV12 ) @ ( sK15_SY377 @ SV12 @ SV164 ) ) @ SV164 ) )
        = $false )
      | ( ( subset @ SV12 @ SV164 )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[1838]) ).

thf(1867,plain,
    ! [SV16: $i] :
      ( ( in @ SV16 @ ( sK5_SY224 @ SV16 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1839]) ).

thf(1868,plain,
    ! [SV16: $i] :
      ( ( ! [SY354: $i,SY355: $i] :
            ( ~ ~ ( ~ ( in @ SY354 @ ( sK5_SY224 @ SV16 ) )
                  | ~ ( subset @ SY355 @ SY354 ) )
            | ( in @ SY355 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1840]) ).

thf(1869,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ~ ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        | ~ ! [SY374: $i] :
              ~ ~ ( ~ ( in @ SY374 @ ( sK5_SY224 @ SV16 ) )
                  | ~ ! [SY375: $i] :
                        ( ~ ( subset @ SY375 @ SV184 )
                        | ( in @ SY375 @ SY374 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1841]) ).

thf(1870,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( ~ ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
          | ~ ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true )
      | ( ( ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1842]) ).

thf(1871,plain,
    ! [SV165: $i,SV20: $i,SV176: $i] :
      ( ( ( ~ ( subnetstr @ SV176 @ SV20 @ SV165 ) )
        = $true )
      | ( ( ~ ( ~ ( subrelstr @ SV176 @ SV165 )
              | ( ( the_mapping @ SV20 @ SV176 )
               != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1843]) ).

thf(1872,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( ~ ~ ( ~ ( subrelstr @ SV176 @ SV165 )
                | ( ( the_mapping @ SV20 @ SV176 )
                 != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
        = $true )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1844]) ).

thf(1873,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV23 ) )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV23 ) )
        = $true )
      | ( ( ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1845]) ).

thf(1874,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( ordinal_subset @ SV39 @ SV113 )
        = $false )
      | ( ( subset @ SV39 @ SV113 )
        = $true )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1846]) ).

thf(1875,plain,
    ! [SV113: $i,SV39: $i] :
      ( ( ( subset @ SV39 @ SV113 )
        = $false )
      | ( ( ordinal_subset @ SV39 @ SV113 )
        = $true )
      | ( ( ordinal @ SV39 )
        = $false )
      | ( ( ordinal @ SV113 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1847]) ).

thf(1876,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( ~ ~ ( empty_carrier @ SV48 )
                | ~ ( one_sorted_str @ SV48 ) ) )
        = $true )
      | ( ( ~ ~ ( empty_carrier @ SV119 ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1849]) ).

thf(1877,plain,
    ! [SV51: $i,SV183: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV183 ) )
        = $true )
      | ( ( ~ ( net_str @ SV183 @ SV51 ) )
        = $true )
      | ( ( ! [SY372: $i,SY373: $i] :
              ( ~ ( subset @ SY372 @ SY373 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SY372 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY373 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SY372 )
                      | ( is_often_in @ SV51 @ SV183 @ SY373 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1850]) ).

thf(1878,plain,
    ! [SV55: $i] :
      ( ( in @ SV55 @ ( sK6_SY282 @ SV55 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1853]) ).

thf(1879,plain,
    ! [SV55: $i] :
      ( ( ! [SY362: $i,SY363: $i] :
            ( ~ ~ ( ~ ( in @ SY362 @ ( sK6_SY282 @ SV55 ) )
                  | ~ ( subset @ SY363 @ SY362 ) )
            | ( in @ SY363 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[1854]) ).

thf(1880,plain,
    ! [SV55: $i,SV185: $i] :
      ( ( ( in @ SV185 @ ( sK6_SY282 @ SV55 ) )
        = $false )
      | ( ( in @ ( powerset @ SV185 ) @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1855]) ).

thf(1881,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( ~ ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
          | ~ ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true )
      | ( ( ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1856]) ).

thf(1882,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) ) )
        = $false )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $false )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1859]) ).

thf(1883,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
        = $false )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $false )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1859]) ).

thf(1884,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( ~ ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) ) )
        = $true )
      | ( ( ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
        = $true )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1860]) ).

thf(1885,plain,
    ! [SV73: $i,SV135: $i,SV181: $i] :
      ( ( ( in @ SV181 @ SV135 )
        = $false )
      | ( ( subset @ SV181 @ SV73 )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1861]) ).

thf(1886,plain,
    ! [SV135: $i,SV73: $i,SV181: $i] :
      ( ( ( subset @ SV181 @ SV73 )
        = $false )
      | ( ( in @ SV181 @ SV135 )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1862]) ).

thf(1887,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
        = $true )
      | ( ( ~ ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
              | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) ) )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1863]) ).

thf(1888,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
          | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) )
        = $false )
      | ( ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1864]) ).

thf(1889,plain,
    ! [SV164: $i,SV12: $i,SV187: $i,SV186: $i] :
      ( ( ( ~ ( in @ ( ordered_pair @ SV186 @ SV187 ) @ SV12 ) )
        = $true )
      | ( ( in @ ( ordered_pair @ SV186 @ SV187 ) @ SV164 )
        = $true )
      | ( ( subset @ SV12 @ SV164 )
        = $false )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1865]) ).

thf(1890,plain,
    ! [SV12: $i,SV164: $i] :
      ( ( ( ~ ( in @ ( ordered_pair @ ( sK14_SY369 @ SV164 @ SV12 ) @ ( sK15_SY377 @ SV12 @ SV164 ) ) @ SV12 ) )
        = $false )
      | ( ( subset @ SV12 @ SV164 )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1866]) ).

thf(1891,plain,
    ! [SV12: $i,SV164: $i] :
      ( ( ( in @ ( ordered_pair @ ( sK14_SY369 @ SV164 @ SV12 ) @ ( sK15_SY377 @ SV12 @ SV164 ) ) @ SV164 )
        = $false )
      | ( ( subset @ SV12 @ SV164 )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1866]) ).

thf(1892,plain,
    ! [SV16: $i,SV188: $i] :
      ( ( ! [SY378: $i] :
            ( ~ ~ ( ~ ( in @ SV188 @ ( sK5_SY224 @ SV16 ) )
                  | ~ ( subset @ SY378 @ SV188 ) )
            | ( in @ SY378 @ ( sK5_SY224 @ SV16 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1868]) ).

thf(1893,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( ~ ( in @ SV184 @ ( sK5_SY224 @ SV16 ) ) )
        = $true )
      | ( ( ~ ! [SY374: $i] :
                ~ ~ ( ~ ( in @ SY374 @ ( sK5_SY224 @ SV16 ) )
                    | ~ ! [SY375: $i] :
                          ( ~ ( subset @ SY375 @ SV184 )
                          | ( in @ SY375 @ SY374 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1869]) ).

thf(1894,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( ~ ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true )
      | ( ( ~ ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true )
      | ( ( ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1870]) ).

thf(1895,plain,
    ! [SV165: $i,SV20: $i,SV176: $i] :
      ( ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $false )
      | ( ( ~ ( ~ ( subrelstr @ SV176 @ SV165 )
              | ( ( the_mapping @ SV20 @ SV176 )
               != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1871]) ).

thf(1896,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( ~ ( ~ ( subrelstr @ SV176 @ SV165 )
              | ( ( the_mapping @ SV20 @ SV176 )
               != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) ) )
        = $false )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1872]) ).

thf(1897,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( ~ ( empty_carrier @ SV23 ) )
        = $false )
      | ( ( ~ ( one_sorted_str @ SV23 ) )
        = $true )
      | ( ( ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1873]) ).

thf(1898,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ( ~ ~ ( empty_carrier @ SV48 )
              | ~ ( one_sorted_str @ SV48 ) ) )
        = $false )
      | ( ( ~ ~ ( empty_carrier @ SV119 ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1876]) ).

thf(1899,plain,
    ! [SV51: $i,SV183: $i] :
      ( ( ( ~ ( empty_carrier @ SV183 ) )
        = $false )
      | ( ( ~ ( net_str @ SV183 @ SV51 ) )
        = $true )
      | ( ( ! [SY372: $i,SY373: $i] :
              ( ~ ( subset @ SY372 @ SY373 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SY372 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY373 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SY372 )
                      | ( is_often_in @ SV51 @ SV183 @ SY373 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1877]) ).

thf(1900,plain,
    ! [SV55: $i,SV189: $i] :
      ( ( ! [SY379: $i] :
            ( ~ ~ ( ~ ( in @ SV189 @ ( sK6_SY282 @ SV55 ) )
                  | ~ ( subset @ SY379 @ SV189 ) )
            | ( in @ SY379 @ ( sK6_SY282 @ SV55 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1879]) ).

thf(1901,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( ~ ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true )
      | ( ( ~ ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true )
      | ( ( ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1881]) ).

thf(1902,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
        = $true )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $false )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1882]) ).

thf(1903,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) )
        = $true )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $false )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1883]) ).

thf(1904,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
        = $false )
      | ( ( ~ ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) ) )
        = $true )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1884]) ).

thf(1905,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
          | ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 ) )
        = $false )
      | ( ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1887]) ).

thf(1906,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 ) )
        = $false )
      | ( ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1888]) ).

thf(1907,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
        = $false )
      | ( ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1888]) ).

thf(1908,plain,
    ! [SV164: $i,SV12: $i,SV187: $i,SV186: $i] :
      ( ( ( in @ ( ordered_pair @ SV186 @ SV187 ) @ SV12 )
        = $false )
      | ( ( in @ ( ordered_pair @ SV186 @ SV187 ) @ SV164 )
        = $true )
      | ( ( subset @ SV12 @ SV164 )
        = $false )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1889]) ).

thf(1909,plain,
    ! [SV12: $i,SV164: $i] :
      ( ( ( in @ ( ordered_pair @ ( sK14_SY369 @ SV164 @ SV12 ) @ ( sK15_SY377 @ SV12 @ SV164 ) ) @ SV12 )
        = $true )
      | ( ( subset @ SV12 @ SV164 )
        = $true )
      | ( ( relation @ SV164 )
        = $false )
      | ( ( relation @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1890]) ).

thf(1910,plain,
    ! [SV190: $i,SV16: $i,SV188: $i] :
      ( ( ~ ~ ( ~ ( in @ SV188 @ ( sK5_SY224 @ SV16 ) )
              | ~ ( subset @ SV190 @ SV188 ) )
        | ( in @ SV190 @ ( sK5_SY224 @ SV16 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1892]) ).

thf(1911,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false )
      | ( ( ~ ! [SY374: $i] :
                ~ ~ ( ~ ( in @ SY374 @ ( sK5_SY224 @ SV16 ) )
                    | ~ ! [SY375: $i] :
                          ( ~ ( subset @ SY375 @ SV184 )
                          | ( in @ SY375 @ SY374 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1893]) ).

thf(1912,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $false )
      | ( ( ~ ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true )
      | ( ( ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1894]) ).

thf(1913,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( ~ ( subrelstr @ SV176 @ SV165 )
          | ( ( the_mapping @ SV20 @ SV176 )
           != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) )
        = $false )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $false )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1895]) ).

thf(1914,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( ~ ( subrelstr @ SV176 @ SV165 )
          | ( ( the_mapping @ SV20 @ SV176 )
           != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) ) )
        = $true )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1896]) ).

thf(1915,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( empty_carrier @ SV23 )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV23 ) )
        = $true )
      | ( ( ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1897]) ).

thf(1916,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV48 )
          | ~ ( one_sorted_str @ SV48 ) )
        = $true )
      | ( ( ~ ~ ( empty_carrier @ SV119 ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1898]) ).

thf(1917,plain,
    ! [SV51: $i,SV183: $i] :
      ( ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( ~ ( net_str @ SV183 @ SV51 ) )
        = $true )
      | ( ( ! [SY372: $i,SY373: $i] :
              ( ~ ( subset @ SY372 @ SY373 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SY372 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY373 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SY372 )
                      | ( is_often_in @ SV51 @ SV183 @ SY373 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1899]) ).

thf(1918,plain,
    ! [SV191: $i,SV55: $i,SV189: $i] :
      ( ( ~ ~ ( ~ ( in @ SV189 @ ( sK6_SY282 @ SV55 ) )
              | ~ ( subset @ SV191 @ SV189 ) )
        | ( in @ SV191 @ ( sK6_SY282 @ SV55 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[1900]) ).

thf(1919,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $false )
      | ( ( ~ ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true )
      | ( ( ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1901]) ).

thf(1920,plain,
    ! [SV65: $i,SV170: $i] :
      ( ( ( subset @ ( the_InternalRel @ SV170 ) @ ( the_InternalRel @ SV65 ) )
        = $false )
      | ( ( subset @ ( the_carrier @ SV170 ) @ ( the_carrier @ SV65 ) )
        = $false )
      | ( ( subrelstr @ SV170 @ SV65 )
        = $true )
      | ( ( rel_str @ SV170 )
        = $false )
      | ( ( rel_str @ SV65 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1904]) ).

thf(1921,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( ~ ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 ) )
        = $false )
      | ( ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1905]) ).

thf(1922,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
        = $false )
      | ( ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[1905]) ).

thf(1923,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
        = $true )
      | ( ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
        = $false )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1906]) ).

thf(1924,plain,
    ! [SV190: $i,SV16: $i,SV188: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV188 @ ( sK5_SY224 @ SV16 ) )
                | ~ ( subset @ SV190 @ SV188 ) ) )
        = $true )
      | ( ( in @ SV190 @ ( sK5_SY224 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1910]) ).

thf(1925,plain,
    ! [SV184: $i,SV16: $i] :
      ( ( ( ! [SY374: $i] :
              ~ ~ ( ~ ( in @ SY374 @ ( sK5_SY224 @ SV16 ) )
                  | ~ ! [SY375: $i] :
                        ( ~ ( subset @ SY375 @ SV184 )
                        | ( in @ SY375 @ SY374 ) ) ) )
        = $false )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1911]) ).

thf(1926,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( ~ ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $false )
      | ( ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $false )
      | ( ( ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1912]) ).

thf(1927,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( ~ ( subrelstr @ SV176 @ SV165 ) )
        = $false )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $false )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1913]) ).

thf(1928,plain,
    ! [SV165: $i,SV176: $i,SV20: $i] :
      ( ( ( ( the_mapping @ SV20 @ SV176 )
         != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) )
        = $false )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $false )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1913]) ).

thf(1929,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( ~ ( subrelstr @ SV176 @ SV165 ) )
        = $true )
      | ( ( ( the_mapping @ SV20 @ SV176 )
         != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) )
        = $true )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1914]) ).

thf(1930,plain,
    ! [SV149: $i,SV102: $i,SV23: $i] :
      ( ( ( one_sorted_str @ SV23 )
        = $false )
      | ( ( empty_carrier @ SV23 )
        = $true )
      | ( ( ~ ( element @ SV102 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1915]) ).

thf(1931,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ~ ( empty_carrier @ SV48 ) )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV48 ) )
        = $true )
      | ( ( ~ ~ ( empty_carrier @ SV119 ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1916]) ).

thf(1932,plain,
    ! [SV51: $i,SV183: $i] :
      ( ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( ! [SY372: $i,SY373: $i] :
              ( ~ ( subset @ SY372 @ SY373 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SY372 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY373 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SY372 )
                      | ( is_often_in @ SV51 @ SV183 @ SY373 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1917]) ).

thf(1933,plain,
    ! [SV191: $i,SV55: $i,SV189: $i] :
      ( ( ( ~ ~ ( ~ ( in @ SV189 @ ( sK6_SY282 @ SV55 ) )
                | ~ ( subset @ SV191 @ SV189 ) ) )
        = $true )
      | ( ( in @ SV191 @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1918]) ).

thf(1934,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( ~ ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $false )
      | ( ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $false )
      | ( ( ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1919]) ).

thf(1935,plain,
    ! [SV135: $i,SV73: $i] :
      ( ( ( subset @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV73 )
        = $true )
      | ( ( in @ ( sK12_SY348 @ SV73 @ SV135 ) @ SV135 )
        = $true )
      | ( ( SV135
          = ( powerset @ SV73 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1921]) ).

thf(1936,plain,
    ! [SV190: $i,SV16: $i,SV188: $i] :
      ( ( ( ~ ( ~ ( in @ SV188 @ ( sK5_SY224 @ SV16 ) )
              | ~ ( subset @ SV190 @ SV188 ) ) )
        = $false )
      | ( ( in @ SV190 @ ( sK5_SY224 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1924]) ).

thf(1937,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( ~ ~ ( ~ ( in @ ( sK16_SY374 @ SV184 @ SV16 ) @ ( sK5_SY224 @ SV16 ) )
                | ~ ! [SY380: $i] :
                      ( ~ ( subset @ SY380 @ SV184 )
                      | ( in @ SY380 @ ( sK16_SY374 @ SV184 @ SV16 ) ) ) ) )
        = $false )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[1925]) ).

thf(1938,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $true )
      | ( ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $false )
      | ( ( ~ ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1926]) ).

thf(1939,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( subrelstr @ SV176 @ SV165 )
        = $true )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $false )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1927]) ).

thf(1940,plain,
    ! [SV165: $i,SV176: $i,SV20: $i] :
      ( ( ( ( the_mapping @ SV20 @ SV176 )
          = ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) )
        = $true )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $false )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1928]) ).

thf(1941,plain,
    ! [SV20: $i,SV165: $i,SV176: $i] :
      ( ( ( subrelstr @ SV176 @ SV165 )
        = $false )
      | ( ( ( the_mapping @ SV20 @ SV176 )
         != ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) )
        = $true )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1929]) ).

thf(1942,plain,
    ! [SV149: $i,SV23: $i,SV102: $i] :
      ( ( ( element @ SV102 @ ( the_carrier @ SV23 ) )
        = $false )
      | ( ( empty_carrier @ SV23 )
        = $true )
      | ( ( one_sorted_str @ SV23 )
        = $false )
      | ( ( ~ ( element @ SV149 @ ( the_carrier @ SV23 ) ) )
        = $true )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1930]) ).

thf(1943,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( ~ ( empty_carrier @ SV48 ) )
        = $false )
      | ( ( ~ ( one_sorted_str @ SV48 ) )
        = $true )
      | ( ( ~ ~ ( empty_carrier @ SV119 ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1931]) ).

thf(1944,plain,
    ! [SV183: $i,SV51: $i,SV192: $i] :
      ( ( ( ! [SY381: $i] :
              ( ~ ( subset @ SV192 @ SY381 )
              | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SV192 )
                      | ( is_eventually_in @ SV51 @ SV183 @ SY381 ) )
                  | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SV192 )
                      | ( is_often_in @ SV51 @ SV183 @ SY381 ) ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1932]) ).

thf(1945,plain,
    ! [SV191: $i,SV55: $i,SV189: $i] :
      ( ( ( ~ ( ~ ( in @ SV189 @ ( sK6_SY282 @ SV55 ) )
              | ~ ( subset @ SV191 @ SV189 ) ) )
        = $false )
      | ( ( in @ SV191 @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1933]) ).

thf(1946,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $true )
      | ( ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $false )
      | ( ( ~ ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1934]) ).

thf(1947,plain,
    ! [SV190: $i,SV16: $i,SV188: $i] :
      ( ( ( ~ ( in @ SV188 @ ( sK5_SY224 @ SV16 ) )
          | ~ ( subset @ SV190 @ SV188 ) )
        = $true )
      | ( ( in @ SV190 @ ( sK5_SY224 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1936]) ).

thf(1948,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK16_SY374 @ SV184 @ SV16 ) @ ( sK5_SY224 @ SV16 ) )
              | ~ ! [SY380: $i] :
                    ( ~ ( subset @ SY380 @ SV184 )
                    | ( in @ SY380 @ ( sK16_SY374 @ SV184 @ SV16 ) ) ) ) )
        = $true )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1937]) ).

thf(1949,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( ~ ( in @ SV178 @ ( sK5_SY224 @ SV16 ) ) )
        = $false )
      | ( ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $false )
      | ( ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1938]) ).

thf(1950,plain,
    ! [SV165: $i,SV176: $i,SV20: $i] :
      ( ( ( ( the_mapping @ SV20 @ SV176 )
          = ( relation_dom_restr_as_relation_of @ ( the_carrier @ SV165 ) @ ( the_carrier @ SV20 ) @ ( the_mapping @ SV20 @ SV165 ) @ ( the_carrier @ SV176 ) ) )
        = $false )
      | ( ( subrelstr @ SV176 @ SV165 )
        = $false )
      | ( ( subnetstr @ SV176 @ SV20 @ SV165 )
        = $true )
      | ( ( net_str @ SV176 @ SV20 )
        = $false )
      | ( ( net_str @ SV165 @ SV20 )
        = $false )
      | ( ( one_sorted_str @ SV20 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1941]) ).

thf(1951,plain,
    ! [SV102: $i,SV23: $i,SV149: $i] :
      ( ( ( element @ SV149 @ ( the_carrier @ SV23 ) )
        = $false )
      | ( ( one_sorted_str @ SV23 )
        = $false )
      | ( ( empty_carrier @ SV23 )
        = $true )
      | ( ( element @ SV102 @ ( the_carrier @ SV23 ) )
        = $false )
      | ( ( ( unordered_pair_as_carrier_subset @ SV23 @ SV102 @ SV149 )
          = ( unordered_pair_as_carrier_subset @ SV23 @ SV149 @ SV102 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1942]) ).

thf(1952,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( empty_carrier @ SV48 )
        = $true )
      | ( ( ~ ( one_sorted_str @ SV48 ) )
        = $true )
      | ( ( ~ ~ ( empty_carrier @ SV119 ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1943]) ).

thf(1953,plain,
    ! [SV183: $i,SV51: $i,SV193: $i,SV192: $i] :
      ( ( ( ~ ( subset @ SV192 @ SV193 )
          | ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SV192 )
                  | ( is_eventually_in @ SV51 @ SV183 @ SV193 ) )
              | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SV192 )
                  | ( is_often_in @ SV51 @ SV183 @ SV193 ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1944]) ).

thf(1954,plain,
    ! [SV191: $i,SV55: $i,SV189: $i] :
      ( ( ( ~ ( in @ SV189 @ ( sK6_SY282 @ SV55 ) )
          | ~ ( subset @ SV191 @ SV189 ) )
        = $true )
      | ( ( in @ SV191 @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1945]) ).

thf(1955,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( ~ ( in @ SV180 @ ( sK6_SY282 @ SV55 ) ) )
        = $false )
      | ( ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $false )
      | ( ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1946]) ).

thf(1956,plain,
    ! [SV190: $i,SV16: $i,SV188: $i] :
      ( ( ( ~ ( in @ SV188 @ ( sK5_SY224 @ SV16 ) ) )
        = $true )
      | ( ( ~ ( subset @ SV190 @ SV188 ) )
        = $true )
      | ( ( in @ SV190 @ ( sK5_SY224 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1947]) ).

thf(1957,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( ~ ( in @ ( sK16_SY374 @ SV184 @ SV16 ) @ ( sK5_SY224 @ SV16 ) )
          | ~ ! [SY380: $i] :
                ( ~ ( subset @ SY380 @ SV184 )
                | ( in @ SY380 @ ( sK16_SY374 @ SV184 @ SV16 ) ) ) )
        = $false )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1948]) ).

thf(1958,plain,
    ! [SV16: $i,SV178: $i] :
      ( ( ( in @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $true )
      | ( ( subset @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $false )
      | ( ( are_equipotent @ SV178 @ ( sK5_SY224 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1949]) ).

thf(1959,plain,
    ! [SV155: $i,SV119: $i,SV48: $i] :
      ( ( ( one_sorted_str @ SV48 )
        = $false )
      | ( ( empty_carrier @ SV48 )
        = $true )
      | ( ( ~ ~ ( empty_carrier @ SV119 ) )
        = $true )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1952]) ).

thf(1960,plain,
    ! [SV183: $i,SV51: $i,SV193: $i,SV192: $i] :
      ( ( ( ~ ( subset @ SV192 @ SV193 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SV192 )
                  | ( is_eventually_in @ SV51 @ SV183 @ SV193 ) )
              | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SV192 )
                  | ( is_often_in @ SV51 @ SV183 @ SV193 ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1953]) ).

thf(1961,plain,
    ! [SV191: $i,SV55: $i,SV189: $i] :
      ( ( ( ~ ( in @ SV189 @ ( sK6_SY282 @ SV55 ) ) )
        = $true )
      | ( ( ~ ( subset @ SV191 @ SV189 ) )
        = $true )
      | ( ( in @ SV191 @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[1954]) ).

thf(1962,plain,
    ! [SV55: $i,SV180: $i] :
      ( ( ( in @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $true )
      | ( ( subset @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $false )
      | ( ( are_equipotent @ SV180 @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1955]) ).

thf(1963,plain,
    ! [SV190: $i,SV16: $i,SV188: $i] :
      ( ( ( in @ SV188 @ ( sK5_SY224 @ SV16 ) )
        = $false )
      | ( ( ~ ( subset @ SV190 @ SV188 ) )
        = $true )
      | ( ( in @ SV190 @ ( sK5_SY224 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1956]) ).

thf(1964,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( ~ ( in @ ( sK16_SY374 @ SV184 @ SV16 ) @ ( sK5_SY224 @ SV16 ) ) )
        = $false )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1957]) ).

thf(1965,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( ~ ! [SY380: $i] :
                ( ~ ( subset @ SY380 @ SV184 )
                | ( in @ SY380 @ ( sK16_SY374 @ SV184 @ SV16 ) ) ) )
        = $false )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1957]) ).

thf(1966,plain,
    ! [SV155: $i,SV48: $i,SV119: $i] :
      ( ( ( ~ ( empty_carrier @ SV119 ) )
        = $false )
      | ( ( empty_carrier @ SV48 )
        = $true )
      | ( ( one_sorted_str @ SV48 )
        = $false )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1959]) ).

thf(1967,plain,
    ! [SV183: $i,SV51: $i,SV193: $i,SV192: $i] :
      ( ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SV192 )
                  | ( is_eventually_in @ SV51 @ SV183 @ SV193 ) )
              | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SV192 )
                  | ( is_often_in @ SV51 @ SV183 @ SV193 ) ) ) )
        = $true )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1960]) ).

thf(1968,plain,
    ! [SV191: $i,SV55: $i,SV189: $i] :
      ( ( ( in @ SV189 @ ( sK6_SY282 @ SV55 ) )
        = $false )
      | ( ( ~ ( subset @ SV191 @ SV189 ) )
        = $true )
      | ( ( in @ SV191 @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1961]) ).

thf(1969,plain,
    ! [SV16: $i,SV188: $i,SV190: $i] :
      ( ( ( subset @ SV190 @ SV188 )
        = $false )
      | ( ( in @ SV188 @ ( sK5_SY224 @ SV16 ) )
        = $false )
      | ( ( in @ SV190 @ ( sK5_SY224 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1963]) ).

thf(1970,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( in @ ( sK16_SY374 @ SV184 @ SV16 ) @ ( sK5_SY224 @ SV16 ) )
        = $true )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1964]) ).

thf(1971,plain,
    ! [SV16: $i,SV184: $i] :
      ( ( ( ! [SY380: $i] :
              ( ~ ( subset @ SY380 @ SV184 )
              | ( in @ SY380 @ ( sK16_SY374 @ SV184 @ SV16 ) ) ) )
        = $true )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1965]) ).

thf(1972,plain,
    ! [SV155: $i,SV48: $i,SV119: $i] :
      ( ( ( empty_carrier @ SV119 )
        = $true )
      | ( ( empty_carrier @ SV48 )
        = $true )
      | ( ( one_sorted_str @ SV48 )
        = $false )
      | ( ( ~ ( net_str @ SV119 @ SV48 ) )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[1966]) ).

thf(1973,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SV192 )
              | ( is_eventually_in @ SV51 @ SV183 @ SV193 ) )
          | ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SV192 )
              | ( is_often_in @ SV51 @ SV183 @ SV193 ) ) )
        = $false )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1967]) ).

thf(1974,plain,
    ! [SV55: $i,SV189: $i,SV191: $i] :
      ( ( ( subset @ SV191 @ SV189 )
        = $false )
      | ( ( in @ SV189 @ ( sK6_SY282 @ SV55 ) )
        = $false )
      | ( ( in @ SV191 @ ( sK6_SY282 @ SV55 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1968]) ).

thf(1975,plain,
    ! [SV16: $i,SV184: $i,SV194: $i] :
      ( ( ( ~ ( subset @ SV194 @ SV184 )
          | ( in @ SV194 @ ( sK16_SY374 @ SV184 @ SV16 ) ) )
        = $true )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[1971]) ).

thf(1976,plain,
    ! [SV155: $i,SV48: $i,SV119: $i] :
      ( ( ( net_str @ SV119 @ SV48 )
        = $false )
      | ( ( one_sorted_str @ SV48 )
        = $false )
      | ( ( empty_carrier @ SV48 )
        = $true )
      | ( ( empty_carrier @ SV119 )
        = $true )
      | ( ( ~ ( element @ SV155 @ ( the_carrier @ SV119 ) ) )
        = $true )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1972]) ).

thf(1977,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( ~ ( ~ ( is_eventually_in @ SV51 @ SV183 @ SV192 )
              | ( is_eventually_in @ SV51 @ SV183 @ SV193 ) ) )
        = $false )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1973]) ).

thf(1978,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( ~ ( ~ ( is_often_in @ SV51 @ SV183 @ SV192 )
              | ( is_often_in @ SV51 @ SV183 @ SV193 ) ) )
        = $false )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[1973]) ).

thf(1979,plain,
    ! [SV16: $i,SV184: $i,SV194: $i] :
      ( ( ( ~ ( subset @ SV194 @ SV184 ) )
        = $true )
      | ( ( in @ SV194 @ ( sK16_SY374 @ SV184 @ SV16 ) )
        = $true )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1975]) ).

thf(1980,plain,
    ! [SV48: $i,SV119: $i,SV155: $i] :
      ( ( ( element @ SV155 @ ( the_carrier @ SV119 ) )
        = $false )
      | ( ( empty_carrier @ SV119 )
        = $true )
      | ( ( empty_carrier @ SV48 )
        = $true )
      | ( ( one_sorted_str @ SV48 )
        = $false )
      | ( ( net_str @ SV119 @ SV48 )
        = $false )
      | ( ( element @ ( apply_netmap @ SV48 @ SV119 @ SV155 ) @ ( the_carrier @ SV48 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[1976]) ).

thf(1981,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( ~ ( is_eventually_in @ SV51 @ SV183 @ SV192 )
          | ( is_eventually_in @ SV51 @ SV183 @ SV193 ) )
        = $true )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1977]) ).

thf(1982,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( ~ ( is_often_in @ SV51 @ SV183 @ SV192 )
          | ( is_often_in @ SV51 @ SV183 @ SV193 ) )
        = $true )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[1978]) ).

thf(1983,plain,
    ! [SV16: $i,SV184: $i,SV194: $i] :
      ( ( ( subset @ SV194 @ SV184 )
        = $false )
      | ( ( in @ SV194 @ ( sK16_SY374 @ SV184 @ SV16 ) )
        = $true )
      | ( ( in @ SV184 @ ( sK5_SY224 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1979]) ).

thf(1984,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( ~ ( is_eventually_in @ SV51 @ SV183 @ SV192 ) )
        = $true )
      | ( ( is_eventually_in @ SV51 @ SV183 @ SV193 )
        = $true )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1981]) ).

thf(1985,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( ~ ( is_often_in @ SV51 @ SV183 @ SV192 ) )
        = $true )
      | ( ( is_often_in @ SV51 @ SV183 @ SV193 )
        = $true )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[1982]) ).

thf(1986,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( is_eventually_in @ SV51 @ SV183 @ SV192 )
        = $false )
      | ( ( is_eventually_in @ SV51 @ SV183 @ SV193 )
        = $true )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1984]) ).

thf(1987,plain,
    ! [SV193: $i,SV192: $i,SV183: $i,SV51: $i] :
      ( ( ( is_often_in @ SV51 @ SV183 @ SV192 )
        = $false )
      | ( ( is_often_in @ SV51 @ SV183 @ SV193 )
        = $true )
      | ( ( subset @ SV192 @ SV193 )
        = $false )
      | ( ( empty_carrier @ SV183 )
        = $true )
      | ( ( net_str @ SV183 @ SV51 )
        = $false )
      | ( ( empty_carrier @ SV51 )
        = $true )
      | ( ( one_sorted_str @ SV51 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[1985]) ).

thf(1988,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[956,1987,1986,1983,1980,1974,1970,1969,1962,1958,1951,1950,1940,1939,1935,1923,1922,1920,1909,1908,1907,1903,1902,1891,1886,1885,1880,1878,1875,1874,1867,1858,1857,1852,1851,1848,1836,1835,1834,1833,1817,1816,1813,1803,1802,1800,1799,1793,1781,1780,1777,1762,1755,1743,1741,1733,1732,1730,1729,1726,1720,1717,1716,1714,1713,1707,1706,1705,1699,1698,1697,1694,1683,1681,1680,1677,1673,1672,1665,1658,1657,1652,1642,1641,1635,1634,1629,1611,1608,1607,1604,1603,1597,1596,1594,1588,1578,1570,1562,1547,1540,1530,1522,1478,1459,1456,1450,1449,1446,1435,1432,1428,1426,1424,1423,1419,1406,1397,1394,1393,1387,1386,1381,1372,1368,1364,1354,1346,1333,1332,1320,1316,1315,1312,1304,1303,1295,1286,1285,1189,1188,1187,1186,1096,1007,996,993,992,989,985,984,983,982,980,978,977,976,974,973,972,970,969,967,966,965,964,963,961,960,959,958,957]) ).

thf(1989,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[1988]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU373+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
% 0.08/0.17  % Computer : n014.cluster.edu
% 0.08/0.17  % Model    : x86_64 x86_64
% 0.08/0.17  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.17  % Memory   : 8046.5625MB
% 0.08/0.17  % OS       : Linux 6.8.0-71-generic
% 0.08/0.17  % CPULimit : 300
% 0.08/0.17  % WCLimit  : 300
% 0.08/0.17  % DateTime : Tue Oct  6 15:17:22 UTC 2026
% 0.08/0.17  % CPUTime  : 
% 0.08/0.17  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 12.77/2.32  .......
% 12.77/2.32  
% 12.77/2.32   No.of.Axioms: 118
% 12.77/2.32  
% 12.77/2.32   Length.of.Defs: 0
% 12.77/2.32  
% 12.77/2.32   Contains.Choice.Funs: false
% 12.77/2.32  ...............................................
% 12.77/2.32  
% 12.77/2.32  ********************************
% 12.77/2.32  *   All subproblems solved!    *
% 12.77/2.32  ********************************
% 12.77/2.32  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:119,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:1988,loop_count:0,foatp_calls:1,translation:fof_full)
% 12.77/2.32  
% 12.77/2.32  %**** Beginning of derivation protocol ****
% 12.77/2.32  % SZS output start CNFRefutation
% See solution above
% 12.77/2.33  
% 12.77/2.33  %**** End of derivation protocol ****
% 12.77/2.33  %**** no. of clauses in derivation: 1344 ****
% 12.77/2.33  %**** clause counter: 1988 ****
% 12.77/2.33  
% 12.77/2.33  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:119,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:1988,loop_count:0,foatp_calls:1,translation:fof_full)
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