TSTP Solution File: NUM069-1 by CSE_E---1.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : NUM069-1 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s

% Computer : n005.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Aug 31 10:26:22 EDT 2023

% Result   : Unsatisfiable 1.83s 1.96s
% Output   : CNFRefutation 1.83s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :  108
% Syntax   : Number of formulae    :  227 (  42 unt;  81 typ;   0 def)
%            Number of atoms       :  298 (  85 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :  264 ( 112   ~; 152   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :  103 (  60   >;  43   *;   0   +;   0  <<)
%            Number of predicates  :   18 (  16 usr;   1 prp; 0-3 aty)
%            Number of functors    :   65 (  65 usr;  21 con; 0-3 aty)
%            Number of variables   :  214 (  54 sgn;   0   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    subclass: ( $i * $i ) > $o ).

tff(decl_23,type,
    member: ( $i * $i ) > $o ).

tff(decl_24,type,
    not_subclass_element: ( $i * $i ) > $i ).

tff(decl_25,type,
    universal_class: $i ).

tff(decl_26,type,
    unordered_pair: ( $i * $i ) > $i ).

tff(decl_27,type,
    singleton: $i > $i ).

tff(decl_28,type,
    ordered_pair: ( $i * $i ) > $i ).

tff(decl_29,type,
    cross_product: ( $i * $i ) > $i ).

tff(decl_30,type,
    first: $i > $i ).

tff(decl_31,type,
    second: $i > $i ).

tff(decl_32,type,
    element_relation: $i ).

tff(decl_33,type,
    intersection: ( $i * $i ) > $i ).

tff(decl_34,type,
    complement: $i > $i ).

tff(decl_35,type,
    union: ( $i * $i ) > $i ).

tff(decl_36,type,
    symmetric_difference: ( $i * $i ) > $i ).

tff(decl_37,type,
    restrict: ( $i * $i * $i ) > $i ).

tff(decl_38,type,
    null_class: $i ).

tff(decl_39,type,
    domain_of: $i > $i ).

tff(decl_40,type,
    rotate: $i > $i ).

tff(decl_41,type,
    flip: $i > $i ).

tff(decl_42,type,
    inverse: $i > $i ).

tff(decl_43,type,
    range_of: $i > $i ).

tff(decl_44,type,
    domain: ( $i * $i * $i ) > $i ).

tff(decl_45,type,
    range: ( $i * $i * $i ) > $i ).

tff(decl_46,type,
    image: ( $i * $i ) > $i ).

tff(decl_47,type,
    successor: $i > $i ).

tff(decl_48,type,
    successor_relation: $i ).

tff(decl_49,type,
    inductive: $i > $o ).

tff(decl_50,type,
    omega: $i ).

tff(decl_51,type,
    sum_class: $i > $i ).

tff(decl_52,type,
    power_class: $i > $i ).

tff(decl_53,type,
    compose: ( $i * $i ) > $i ).

tff(decl_54,type,
    single_valued_class: $i > $o ).

tff(decl_55,type,
    identity_relation: $i ).

tff(decl_56,type,
    function: $i > $o ).

tff(decl_57,type,
    regular: $i > $i ).

tff(decl_58,type,
    apply: ( $i * $i ) > $i ).

tff(decl_59,type,
    choice: $i ).

tff(decl_60,type,
    one_to_one: $i > $o ).

tff(decl_61,type,
    subset_relation: $i ).

tff(decl_62,type,
    diagonalise: $i > $i ).

tff(decl_63,type,
    cantor: $i > $i ).

tff(decl_64,type,
    operation: $i > $o ).

tff(decl_65,type,
    compatible: ( $i * $i * $i ) > $o ).

tff(decl_66,type,
    homomorphism: ( $i * $i * $i ) > $o ).

tff(decl_67,type,
    not_homomorphism1: ( $i * $i * $i ) > $i ).

tff(decl_68,type,
    not_homomorphism2: ( $i * $i * $i ) > $i ).

tff(decl_69,type,
    compose_class: $i > $i ).

tff(decl_70,type,
    composition_function: $i ).

tff(decl_71,type,
    domain_relation: $i ).

tff(decl_72,type,
    single_valued1: $i > $i ).

tff(decl_73,type,
    single_valued2: $i > $i ).

tff(decl_74,type,
    single_valued3: $i > $i ).

tff(decl_75,type,
    singleton_relation: $i ).

tff(decl_76,type,
    application_function: $i ).

tff(decl_77,type,
    maps: ( $i * $i * $i ) > $o ).

tff(decl_78,type,
    symmetrization_of: $i > $i ).

tff(decl_79,type,
    irreflexive: ( $i * $i ) > $o ).

tff(decl_80,type,
    connected: ( $i * $i ) > $o ).

tff(decl_81,type,
    transitive: ( $i * $i ) > $o ).

tff(decl_82,type,
    asymmetric: ( $i * $i ) > $o ).

tff(decl_83,type,
    segment: ( $i * $i * $i ) > $i ).

tff(decl_84,type,
    well_ordering: ( $i * $i ) > $o ).

tff(decl_85,type,
    least: ( $i * $i ) > $i ).

tff(decl_86,type,
    not_well_ordering: ( $i * $i ) > $i ).

tff(decl_87,type,
    section: ( $i * $i * $i ) > $o ).

tff(decl_88,type,
    ordinal_numbers: $i ).

tff(decl_89,type,
    kind_1_ordinals: $i ).

tff(decl_90,type,
    limit_ordinals: $i ).

tff(decl_91,type,
    rest_of: $i > $i ).

tff(decl_92,type,
    rest_relation: $i ).

tff(decl_93,type,
    recursion_equation_functions: $i > $i ).

tff(decl_94,type,
    union_of_range_map: $i ).

tff(decl_95,type,
    recursion: ( $i * $i * $i ) > $i ).

tff(decl_96,type,
    ordinal_add: ( $i * $i ) > $i ).

tff(decl_97,type,
    add_relation: $i ).

tff(decl_98,type,
    ordinal_multiply: ( $i * $i ) > $i ).

tff(decl_99,type,
    integer_of: $i > $i ).

tff(decl_100,type,
    y: $i ).

tff(decl_101,type,
    u: $i ).

tff(decl_102,type,
    v: $i ).

cnf(ordered_pair,axiom,
    unordered_pair(singleton(X1),unordered_pair(X1,singleton(X2))) = ordered_pair(X1,X2),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',ordered_pair) ).

cnf(singleton_set,axiom,
    unordered_pair(X1,X1) = singleton(X1),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',singleton_set) ).

cnf(cartesian_product4,axiom,
    ( ordered_pair(first(X1),second(X1)) = X1
    | ~ member(X1,cross_product(X2,X3)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product4) ).

cnf(prove_corollary_to_well_ordering_property3_2,negated_conjecture,
    member(ordered_pair(u,v),cross_product(y,y)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_to_well_ordering_property3_2) ).

cnf(cartesian_product1,axiom,
    ( member(X1,X3)
    | ~ member(ordered_pair(X1,X2),cross_product(X3,X4)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product1) ).

cnf(cartesian_product2,axiom,
    ( member(X2,X4)
    | ~ member(ordered_pair(X1,X2),cross_product(X3,X4)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product2) ).

cnf(cartesian_product3,axiom,
    ( member(ordered_pair(X1,X3),cross_product(X2,X4))
    | ~ member(X1,X2)
    | ~ member(X3,X4) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product3) ).

cnf(subclass_members,axiom,
    ( member(X3,X2)
    | ~ subclass(X1,X2)
    | ~ member(X3,X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',subclass_members) ).

cnf(prove_corollary_to_well_ordering_property3_4,negated_conjecture,
    member(v,u),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_to_well_ordering_property3_4) ).

cnf(intersection3,axiom,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,X2)
    | ~ member(X1,X3) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',intersection3) ).

cnf(class_elements_are_sets,axiom,
    subclass(X1,universal_class),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',class_elements_are_sets) ).

cnf(intersection1,axiom,
    ( member(X1,X2)
    | ~ member(X1,intersection(X2,X3)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',intersection1) ).

cnf(limit_ordinals,axiom,
    intersection(complement(kind_1_ordinals),ordinal_numbers) = limit_ordinals,
    file('/export/starexec/sandbox2/benchmark/Axioms/NUM004-0.ax',limit_ordinals) ).

cnf(prove_corollary_to_well_ordering_property3_3,negated_conjecture,
    member(u,v),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_to_well_ordering_property3_3) ).

cnf(unordered_pair2,axiom,
    ( member(X1,unordered_pair(X1,X2))
    | ~ member(X1,universal_class) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',unordered_pair2) ).

cnf(complement1,axiom,
    ( ~ member(X1,complement(X2))
    | ~ member(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',complement1) ).

cnf(intersection2,axiom,
    ( member(X1,X3)
    | ~ member(X1,intersection(X2,X3)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',intersection2) ).

cnf(regularity1,axiom,
    ( X1 = null_class
    | member(regular(X1),X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',regularity1) ).

cnf(unordered_pair_member,axiom,
    ( X1 = X2
    | X1 = X3
    | ~ member(X1,unordered_pair(X2,X3)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',unordered_pair_member) ).

cnf(not_subclass_members1,axiom,
    ( member(not_subclass_element(X1,X2),X1)
    | subclass(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',not_subclass_members1) ).

cnf(complement2,axiom,
    ( member(X1,complement(X2))
    | member(X1,X2)
    | ~ member(X1,universal_class) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',complement2) ).

cnf(not_subclass_members2,axiom,
    ( subclass(X1,X2)
    | ~ member(not_subclass_element(X1,X2),X2) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',not_subclass_members2) ).

cnf(well_ordering3,axiom,
    ( member(least(X1,X3),X3)
    | ~ well_ordering(X1,X2)
    | ~ subclass(X3,X2)
    | ~ member(X4,X3) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/NUM004-0.ax',well_ordering3) ).

cnf(prove_corollary_to_well_ordering_property3_1,negated_conjecture,
    well_ordering(element_relation,y),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_to_well_ordering_property3_1) ).

cnf(equal_implies_subclass2,axiom,
    ( subclass(X2,X1)
    | X1 != X2 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',equal_implies_subclass2) ).

cnf(regularity2,axiom,
    ( X1 = null_class
    | intersection(X1,regular(X1)) = null_class ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',regularity2) ).

cnf(unordered_pair3,axiom,
    ( member(X1,unordered_pair(X2,X1))
    | ~ member(X1,universal_class) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',unordered_pair3) ).

cnf(c_0_27,axiom,
    unordered_pair(singleton(X1),unordered_pair(X1,singleton(X2))) = ordered_pair(X1,X2),
    ordered_pair ).

cnf(c_0_28,axiom,
    unordered_pair(X1,X1) = singleton(X1),
    singleton_set ).

cnf(c_0_29,axiom,
    ( ordered_pair(first(X1),second(X1)) = X1
    | ~ member(X1,cross_product(X2,X3)) ),
    cartesian_product4 ).

cnf(c_0_30,plain,
    unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))) = ordered_pair(X1,X2),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_27,c_0_28]),c_0_28]) ).

cnf(c_0_31,negated_conjecture,
    member(ordered_pair(u,v),cross_product(y,y)),
    prove_corollary_to_well_ordering_property3_2 ).

cnf(c_0_32,axiom,
    ( member(X1,X3)
    | ~ member(ordered_pair(X1,X2),cross_product(X3,X4)) ),
    cartesian_product1 ).

cnf(c_0_33,plain,
    ( unordered_pair(unordered_pair(first(X1),first(X1)),unordered_pair(first(X1),unordered_pair(second(X1),second(X1)))) = X1
    | ~ member(X1,cross_product(X2,X3)) ),
    inference(rw,[status(thm)],[c_0_29,c_0_30]) ).

cnf(c_0_34,negated_conjecture,
    member(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v))),cross_product(y,y)),
    inference(rw,[status(thm)],[c_0_31,c_0_30]) ).

cnf(c_0_35,axiom,
    ( member(X2,X4)
    | ~ member(ordered_pair(X1,X2),cross_product(X3,X4)) ),
    cartesian_product2 ).

cnf(c_0_36,plain,
    ( member(X1,X3)
    | ~ member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),cross_product(X3,X4)) ),
    inference(rw,[status(thm)],[c_0_32,c_0_30]) ).

cnf(c_0_37,negated_conjecture,
    unordered_pair(unordered_pair(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v))))),unordered_pair(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),unordered_pair(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v))))))) = unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v))),
    inference(spm,[status(thm)],[c_0_33,c_0_34]) ).

cnf(c_0_38,axiom,
    ( member(ordered_pair(X1,X3),cross_product(X2,X4))
    | ~ member(X1,X2)
    | ~ member(X3,X4) ),
    cartesian_product3 ).

cnf(c_0_39,axiom,
    ( member(X3,X2)
    | ~ subclass(X1,X2)
    | ~ member(X3,X1) ),
    subclass_members ).

cnf(c_0_40,negated_conjecture,
    member(v,u),
    prove_corollary_to_well_ordering_property3_4 ).

cnf(c_0_41,axiom,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,X2)
    | ~ member(X1,X3) ),
    intersection3 ).

cnf(c_0_42,plain,
    ( member(X2,X4)
    | ~ member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),cross_product(X3,X4)) ),
    inference(rw,[status(thm)],[c_0_35,c_0_30]) ).

cnf(c_0_43,negated_conjecture,
    ( member(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ member(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v))),cross_product(X1,X2)) ),
    inference(spm,[status(thm)],[c_0_36,c_0_37]) ).

cnf(c_0_44,plain,
    ( member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X3,X3))),cross_product(X2,X4))
    | ~ member(X3,X4)
    | ~ member(X1,X2) ),
    inference(rw,[status(thm)],[c_0_38,c_0_30]) ).

cnf(c_0_45,negated_conjecture,
    ( member(v,X1)
    | ~ subclass(u,X1) ),
    inference(spm,[status(thm)],[c_0_39,c_0_40]) ).

cnf(c_0_46,axiom,
    subclass(X1,universal_class),
    class_elements_are_sets ).

cnf(c_0_47,plain,
    ( member(X1,X2)
    | ~ member(X1,X3)
    | ~ member(X1,X4)
    | ~ subclass(intersection(X4,X3),X2) ),
    inference(spm,[status(thm)],[c_0_39,c_0_41]) ).

cnf(c_0_48,axiom,
    ( member(X1,X2)
    | ~ member(X1,intersection(X2,X3)) ),
    intersection1 ).

cnf(c_0_49,axiom,
    intersection(complement(kind_1_ordinals),ordinal_numbers) = limit_ordinals,
    limit_ordinals ).

cnf(c_0_50,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ member(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v))),cross_product(X2,X1)) ),
    inference(spm,[status(thm)],[c_0_42,c_0_37]) ).

cnf(c_0_51,negated_conjecture,
    member(u,v),
    prove_corollary_to_well_ordering_property3_3 ).

cnf(c_0_52,negated_conjecture,
    ( member(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ member(v,X2)
    | ~ member(u,X1) ),
    inference(spm,[status(thm)],[c_0_43,c_0_44]) ).

cnf(c_0_53,axiom,
    ( member(X1,unordered_pair(X1,X2))
    | ~ member(X1,universal_class) ),
    unordered_pair2 ).

cnf(c_0_54,negated_conjecture,
    member(v,universal_class),
    inference(spm,[status(thm)],[c_0_45,c_0_46]) ).

cnf(c_0_55,plain,
    ( member(X1,universal_class)
    | ~ member(X1,X2)
    | ~ member(X1,X3) ),
    inference(spm,[status(thm)],[c_0_47,c_0_46]) ).

cnf(c_0_56,negated_conjecture,
    member(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),y),
    inference(spm,[status(thm)],[c_0_43,c_0_34]) ).

cnf(c_0_57,axiom,
    ( ~ member(X1,complement(X2))
    | ~ member(X1,X2) ),
    complement1 ).

cnf(c_0_58,plain,
    ( member(X1,complement(kind_1_ordinals))
    | ~ member(X1,limit_ordinals) ),
    inference(spm,[status(thm)],[c_0_48,c_0_49]) ).

cnf(c_0_59,axiom,
    ( member(X1,X3)
    | ~ member(X1,intersection(X2,X3)) ),
    intersection2 ).

cnf(c_0_60,axiom,
    ( X1 = null_class
    | member(regular(X1),X1) ),
    regularity1 ).

cnf(c_0_61,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ member(v,X1)
    | ~ member(u,X2) ),
    inference(spm,[status(thm)],[c_0_50,c_0_44]) ).

cnf(c_0_62,negated_conjecture,
    ( member(u,X1)
    | ~ subclass(v,X1) ),
    inference(spm,[status(thm)],[c_0_39,c_0_51]) ).

cnf(c_0_63,negated_conjecture,
    ( member(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ member(u,X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_52,c_0_53]),c_0_54])]) ).

cnf(c_0_64,negated_conjecture,
    ( member(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),universal_class)
    | ~ member(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1) ),
    inference(spm,[status(thm)],[c_0_55,c_0_56]) ).

cnf(c_0_65,plain,
    ( ~ member(X1,kind_1_ordinals)
    | ~ member(X1,limit_ordinals) ),
    inference(spm,[status(thm)],[c_0_57,c_0_58]) ).

cnf(c_0_66,plain,
    ( intersection(X1,X2) = null_class
    | member(regular(intersection(X1,X2)),X2) ),
    inference(spm,[status(thm)],[c_0_59,c_0_60]) ).

cnf(c_0_67,axiom,
    ( X1 = X2
    | X1 = X3
    | ~ member(X1,unordered_pair(X2,X3)) ),
    unordered_pair_member ).

cnf(c_0_68,axiom,
    ( member(not_subclass_element(X1,X2),X1)
    | subclass(X1,X2) ),
    not_subclass_members1 ).

cnf(c_0_69,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),u)
    | ~ member(u,X1) ),
    inference(spm,[status(thm)],[c_0_61,c_0_40]) ).

cnf(c_0_70,negated_conjecture,
    member(u,universal_class),
    inference(spm,[status(thm)],[c_0_62,c_0_46]) ).

cnf(c_0_71,negated_conjecture,
    ( ~ member(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ member(u,complement(X1)) ),
    inference(spm,[status(thm)],[c_0_57,c_0_63]) ).

cnf(c_0_72,negated_conjecture,
    member(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),universal_class),
    inference(spm,[status(thm)],[c_0_64,c_0_56]) ).

cnf(c_0_73,axiom,
    ( member(X1,complement(X2))
    | member(X1,X2)
    | ~ member(X1,universal_class) ),
    complement2 ).

cnf(c_0_74,plain,
    ( intersection(X1,limit_ordinals) = null_class
    | ~ member(regular(intersection(X1,limit_ordinals)),kind_1_ordinals) ),
    inference(spm,[status(thm)],[c_0_65,c_0_66]) ).

cnf(c_0_75,plain,
    ( intersection(X1,X2) = null_class
    | member(regular(intersection(X1,X2)),X1) ),
    inference(spm,[status(thm)],[c_0_48,c_0_60]) ).

cnf(c_0_76,axiom,
    ( subclass(X1,X2)
    | ~ member(not_subclass_element(X1,X2),X2) ),
    not_subclass_members2 ).

cnf(c_0_77,plain,
    ( not_subclass_element(unordered_pair(X1,X2),X3) = X1
    | not_subclass_element(unordered_pair(X1,X2),X3) = X2
    | subclass(unordered_pair(X1,X2),X3) ),
    inference(spm,[status(thm)],[c_0_67,c_0_68]) ).

cnf(c_0_78,negated_conjecture,
    member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),u),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_69,c_0_53]),c_0_70])]) ).

cnf(c_0_79,negated_conjecture,
    ~ member(u,complement(unordered_pair(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1))),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_71,c_0_53]),c_0_72])]) ).

cnf(c_0_80,negated_conjecture,
    ( member(u,complement(X1))
    | member(u,X1) ),
    inference(spm,[status(thm)],[c_0_73,c_0_70]) ).

cnf(c_0_81,plain,
    intersection(kind_1_ordinals,limit_ordinals) = null_class,
    inference(spm,[status(thm)],[c_0_74,c_0_75]) ).

cnf(c_0_82,plain,
    ( not_subclass_element(unordered_pair(X1,X2),X3) = X1
    | subclass(unordered_pair(X1,X2),X3)
    | ~ member(X2,X3) ),
    inference(spm,[status(thm)],[c_0_76,c_0_77]) ).

cnf(c_0_83,negated_conjecture,
    member(v,y),
    inference(spm,[status(thm)],[c_0_42,c_0_34]) ).

cnf(c_0_84,plain,
    ( not_subclass_element(unordered_pair(X1,X2),X3) = X2
    | subclass(unordered_pair(X1,X2),X3)
    | ~ member(X1,X3) ),
    inference(spm,[status(thm)],[c_0_76,c_0_77]) ).

cnf(c_0_85,negated_conjecture,
    member(u,y),
    inference(spm,[status(thm)],[c_0_36,c_0_34]) ).

cnf(c_0_86,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ subclass(u,X1) ),
    inference(spm,[status(thm)],[c_0_39,c_0_78]) ).

cnf(c_0_87,negated_conjecture,
    member(u,unordered_pair(first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)),
    inference(spm,[status(thm)],[c_0_79,c_0_80]) ).

cnf(c_0_88,plain,
    ( member(X1,limit_ordinals)
    | ~ member(X1,null_class) ),
    inference(spm,[status(thm)],[c_0_59,c_0_81]) ).

cnf(c_0_89,plain,
    ( member(X1,kind_1_ordinals)
    | ~ member(X1,null_class) ),
    inference(spm,[status(thm)],[c_0_48,c_0_81]) ).

cnf(c_0_90,axiom,
    ( member(least(X1,X3),X3)
    | ~ well_ordering(X1,X2)
    | ~ subclass(X3,X2)
    | ~ member(X4,X3) ),
    well_ordering3 ).

cnf(c_0_91,negated_conjecture,
    well_ordering(element_relation,y),
    prove_corollary_to_well_ordering_property3_1 ).

cnf(c_0_92,negated_conjecture,
    ( not_subclass_element(unordered_pair(X1,v),y) = X1
    | subclass(unordered_pair(X1,v),y) ),
    inference(spm,[status(thm)],[c_0_82,c_0_83]) ).

cnf(c_0_93,negated_conjecture,
    ( not_subclass_element(unordered_pair(u,X1),y) = X1
    | subclass(unordered_pair(u,X1),y) ),
    inference(spm,[status(thm)],[c_0_84,c_0_85]) ).

cnf(c_0_94,negated_conjecture,
    ( ~ member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ subclass(u,complement(X1)) ),
    inference(spm,[status(thm)],[c_0_57,c_0_86]) ).

cnf(c_0_95,negated_conjecture,
    ( first(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))) = u
    | u = X1 ),
    inference(spm,[status(thm)],[c_0_67,c_0_87]) ).

cnf(c_0_96,axiom,
    ( subclass(X2,X1)
    | X1 != X2 ),
    equal_implies_subclass2 ).

cnf(c_0_97,axiom,
    ( X1 = null_class
    | intersection(X1,regular(X1)) = null_class ),
    regularity2 ).

cnf(c_0_98,plain,
    ~ member(X1,null_class),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_65,c_0_88]),c_0_89]) ).

cnf(c_0_99,negated_conjecture,
    ( member(least(element_relation,X1),X1)
    | ~ member(X2,X1)
    | ~ subclass(X1,y) ),
    inference(spm,[status(thm)],[c_0_90,c_0_91]) ).

cnf(c_0_100,negated_conjecture,
    ( v = u
    | subclass(unordered_pair(u,v),y) ),
    inference(spm,[status(thm)],[c_0_92,c_0_93]) ).

cnf(c_0_101,negated_conjecture,
    ~ subclass(u,complement(u)),
    inference(spm,[status(thm)],[c_0_94,c_0_78]) ).

cnf(c_0_102,negated_conjecture,
    ( u = X1
    | member(u,unordered_pair(u,X2)) ),
    inference(spm,[status(thm)],[c_0_87,c_0_95]) ).

cnf(c_0_103,plain,
    subclass(X1,X1),
    inference(er,[status(thm)],[c_0_96]) ).

cnf(c_0_104,plain,
    ( X1 = null_class
    | ~ member(X2,regular(X1))
    | ~ member(X2,X1) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_41,c_0_97]),c_0_98]) ).

cnf(c_0_105,plain,
    ( regular(unordered_pair(X1,X2)) = X1
    | regular(unordered_pair(X1,X2)) = X2
    | unordered_pair(X1,X2) = null_class ),
    inference(spm,[status(thm)],[c_0_67,c_0_60]) ).

cnf(c_0_106,negated_conjecture,
    ( v = u
    | member(least(element_relation,unordered_pair(u,v)),unordered_pair(u,v))
    | ~ member(X1,unordered_pair(u,v)) ),
    inference(spm,[status(thm)],[c_0_99,c_0_100]) ).

cnf(c_0_107,negated_conjecture,
    member(u,unordered_pair(u,X1)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_101,c_0_102]),c_0_103])]) ).

cnf(c_0_108,plain,
    ( regular(unordered_pair(X1,X2)) = X2
    | unordered_pair(X1,X2) = null_class
    | ~ member(X3,unordered_pair(X1,X2))
    | ~ member(X3,X1) ),
    inference(spm,[status(thm)],[c_0_104,c_0_105]) ).

cnf(c_0_109,negated_conjecture,
    ( v = u
    | member(least(element_relation,unordered_pair(u,v)),unordered_pair(u,v)) ),
    inference(spm,[status(thm)],[c_0_106,c_0_107]) ).

cnf(c_0_110,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),unordered_pair(v,X1))
    | ~ member(u,X2) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_61,c_0_53]),c_0_54])]) ).

cnf(c_0_111,negated_conjecture,
    ( regular(unordered_pair(u,v)) = v
    | unordered_pair(u,v) = null_class
    | v = u
    | ~ member(least(element_relation,unordered_pair(u,v)),u) ),
    inference(spm,[status(thm)],[c_0_108,c_0_109]) ).

cnf(c_0_112,negated_conjecture,
    ( least(element_relation,unordered_pair(u,v)) = u
    | least(element_relation,unordered_pair(u,v)) = v
    | v = u ),
    inference(spm,[status(thm)],[c_0_67,c_0_109]) ).

cnf(c_0_113,negated_conjecture,
    member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),unordered_pair(v,X1)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_110,c_0_53]),c_0_70])]) ).

cnf(c_0_114,plain,
    ( not_subclass_element(unordered_pair(X1,X1),X2) = X1
    | subclass(unordered_pair(X1,X1),X2) ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_77])]) ).

cnf(c_0_115,negated_conjecture,
    member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),y),
    inference(spm,[status(thm)],[c_0_50,c_0_34]) ).

cnf(c_0_116,axiom,
    ( member(X1,unordered_pair(X2,X1))
    | ~ member(X1,universal_class) ),
    unordered_pair3 ).

cnf(c_0_117,negated_conjecture,
    ( least(element_relation,unordered_pair(u,v)) = u
    | regular(unordered_pair(u,v)) = v
    | unordered_pair(u,v) = null_class
    | v = u ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_111,c_0_112]),c_0_40])]) ).

cnf(c_0_118,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ subclass(unordered_pair(v,X2),X1) ),
    inference(spm,[status(thm)],[c_0_39,c_0_113]) ).

cnf(c_0_119,plain,
    ( subclass(unordered_pair(X1,X1),X2)
    | ~ member(X1,X2) ),
    inference(spm,[status(thm)],[c_0_76,c_0_114]) ).

cnf(c_0_120,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ subclass(y,X1) ),
    inference(spm,[status(thm)],[c_0_39,c_0_115]) ).

cnf(c_0_121,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),unordered_pair(X1,v))
    | ~ member(u,X2) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_61,c_0_116]),c_0_54])]) ).

cnf(c_0_122,plain,
    ( regular(unordered_pair(X1,X2)) = X1
    | unordered_pair(X1,X2) = null_class
    | ~ member(X3,unordered_pair(X1,X2))
    | ~ member(X3,X2) ),
    inference(spm,[status(thm)],[c_0_104,c_0_105]) ).

cnf(c_0_123,negated_conjecture,
    ( least(element_relation,unordered_pair(u,v)) = u
    | unordered_pair(u,v) = null_class
    | v = u
    | ~ member(X1,unordered_pair(u,v))
    | ~ member(X1,v) ),
    inference(spm,[status(thm)],[c_0_104,c_0_117]) ).

cnf(c_0_124,negated_conjecture,
    ( member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ member(v,X1) ),
    inference(spm,[status(thm)],[c_0_118,c_0_119]) ).

cnf(c_0_125,negated_conjecture,
    ( X1 = null_class
    | ~ member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ subclass(y,regular(X1)) ),
    inference(spm,[status(thm)],[c_0_104,c_0_120]) ).

cnf(c_0_126,negated_conjecture,
    member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),unordered_pair(X1,v)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_121,c_0_53]),c_0_70])]) ).

cnf(c_0_127,negated_conjecture,
    ( regular(unordered_pair(u,v)) = u
    | unordered_pair(u,v) = null_class
    | v = u
    | ~ member(least(element_relation,unordered_pair(u,v)),v) ),
    inference(spm,[status(thm)],[c_0_122,c_0_109]) ).

cnf(c_0_128,negated_conjecture,
    ( least(element_relation,unordered_pair(u,v)) = u
    | unordered_pair(u,v) = null_class
    | v = u ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_123,c_0_107]),c_0_51])]) ).

cnf(c_0_129,negated_conjecture,
    ( ~ member(second(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v)))),X1)
    | ~ member(v,complement(X1)) ),
    inference(spm,[status(thm)],[c_0_57,c_0_124]) ).

cnf(c_0_130,negated_conjecture,
    ( unordered_pair(X1,v) = null_class
    | ~ subclass(y,regular(unordered_pair(X1,v))) ),
    inference(spm,[status(thm)],[c_0_125,c_0_126]) ).

cnf(c_0_131,negated_conjecture,
    ( regular(unordered_pair(u,v)) = u
    | unordered_pair(u,v) = null_class
    | v = u ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_127,c_0_128]),c_0_51])]) ).

cnf(c_0_132,negated_conjecture,
    ~ member(v,complement(unordered_pair(X1,v))),
    inference(spm,[status(thm)],[c_0_129,c_0_126]) ).

cnf(c_0_133,negated_conjecture,
    ( member(v,complement(X1))
    | member(v,X1) ),
    inference(spm,[status(thm)],[c_0_73,c_0_54]) ).

cnf(c_0_134,negated_conjecture,
    ( regular(unordered_pair(X1,v)) = v
    | unordered_pair(X1,v) = null_class
    | ~ subclass(y,X1) ),
    inference(spm,[status(thm)],[c_0_130,c_0_105]) ).

cnf(c_0_135,negated_conjecture,
    ( unordered_pair(u,v) = null_class
    | v = u
    | ~ member(X1,unordered_pair(u,v))
    | ~ member(X1,u) ),
    inference(spm,[status(thm)],[c_0_104,c_0_131]) ).

cnf(c_0_136,negated_conjecture,
    member(v,unordered_pair(X1,v)),
    inference(spm,[status(thm)],[c_0_132,c_0_133]) ).

cnf(c_0_137,negated_conjecture,
    ( regular(unordered_pair(y,v)) = v
    | unordered_pair(y,v) = null_class ),
    inference(spm,[status(thm)],[c_0_134,c_0_103]) ).

cnf(c_0_138,negated_conjecture,
    ( unordered_pair(u,v) = null_class
    | v = u ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_135,c_0_136]),c_0_40])]) ).

cnf(c_0_139,negated_conjecture,
    ( unordered_pair(y,v) = null_class
    | ~ member(X1,unordered_pair(y,v))
    | ~ member(X1,v) ),
    inference(spm,[status(thm)],[c_0_104,c_0_137]) ).

cnf(c_0_140,negated_conjecture,
    ( unordered_pair(y,v) = null_class
    | member(v,unordered_pair(y,v)) ),
    inference(spm,[status(thm)],[c_0_60,c_0_137]) ).

cnf(c_0_141,negated_conjecture,
    v = u,
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_138]),c_0_70])]),c_0_98]) ).

cnf(c_0_142,negated_conjecture,
    ( unordered_pair(y,v) = null_class
    | ~ member(v,v) ),
    inference(spm,[status(thm)],[c_0_139,c_0_140]) ).

cnf(c_0_143,negated_conjecture,
    member(u,u),
    inference(rw,[status(thm)],[c_0_40,c_0_141]) ).

cnf(c_0_144,negated_conjecture,
    unordered_pair(y,u) = null_class,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_142,c_0_141]),c_0_141]),c_0_141]),c_0_143])]) ).

cnf(c_0_145,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_116,c_0_144]),c_0_70])]),c_0_98]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem    : NUM069-1 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.10/0.13  % Command    : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s
% 0.12/0.33  % Computer : n005.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit   : 300
% 0.12/0.33  % WCLimit    : 300
% 0.12/0.33  % DateTime   : Fri Aug 25 12:39:08 EDT 2023
% 0.12/0.33  % CPUTime  : 
% 0.18/0.55  start to proof: theBenchmark
% 1.83/1.96  % Version  : CSE_E---1.5
% 1.83/1.96  % Problem  : theBenchmark.p
% 1.83/1.96  % Proof found
% 1.83/1.96  % SZS status Theorem for theBenchmark.p
% 1.83/1.96  % SZS output start Proof
% See solution above
% 1.83/1.97  % Total time : 1.395000 s
% 1.83/1.97  % SZS output end Proof
% 1.83/1.97  % Total time : 1.401000 s
%------------------------------------------------------------------------------