TSTP Solution File: SEU235+1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SEU235+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n024.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 : Fri May  3 03:05:08 EDT 2024

% Result   : Theorem 7.93s 1.62s
% Output   : CNFRefutation 7.93s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   21
% Syntax   : Number of formulae    :  132 (  19 unt;   0 def)
%            Number of atoms       :  427 (  25 equ)
%            Maximal formula atoms :   16 (   3 avg)
%            Number of connectives :  528 ( 233   ~; 204   |;  63   &)
%                                         (   6 <=>;  22  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   11 (   9 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   3 con; 0-1 aty)
%            Number of variables   :  239 (   8 sgn 126   !;  18   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X0] :
      ( ordinal(X0)
     => ( epsilon_connected(X0)
        & epsilon_transitive(X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_ordinal1) ).

fof(f9,axiom,
    ! [X0] :
      ( epsilon_transitive(X0)
    <=> ! [X1] :
          ( in(X1,X0)
         => subset(X1,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_ordinal1) ).

fof(f13,axiom,
    ! [X0] :
    ? [X1] : element(X1,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_m1_subset_1) ).

fof(f17,axiom,
    ( relation(empty_set)
    & empty(empty_set) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc4_relat_1) ).

fof(f30,axiom,
    ! [X0,X1] :
      ( ( ordinal(X1)
        & ordinal(X0) )
     => ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_r1_ordinal1) ).

fof(f32,axiom,
    ! [X0,X1] : subset(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

fof(f34,axiom,
    ! [X0,X1] :
      ( ordinal(X1)
     => ( in(X0,X1)
       => ordinal(X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t23_ordinal1) ).

fof(f35,axiom,
    ! [X0] :
      ( ordinal(X0)
     => ! [X1] :
          ( ordinal(X1)
         => ~ ( ~ in(X1,X0)
              & X0 != X1
              & ~ in(X0,X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t24_ordinal1) ).

fof(f36,axiom,
    ! [X0,X1] :
      ( element(X0,X1)
     => ( in(X0,X1)
        | empty(X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_subset) ).

fof(f37,conjecture,
    ! [X0,X1] :
      ( ordinal(X1)
     => ~ ( ! [X2] :
              ( ordinal(X2)
             => ~ ( ! [X3] :
                      ( ordinal(X3)
                     => ( in(X3,X0)
                       => ordinal_subset(X2,X3) ) )
                  & in(X2,X0) ) )
          & empty_set != X0
          & subset(X0,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t32_ordinal1) ).

fof(f38,negated_conjecture,
    ~ ! [X0,X1] :
        ( ordinal(X1)
       => ~ ( ! [X2] :
                ( ordinal(X2)
               => ~ ( ! [X3] :
                        ( ordinal(X3)
                       => ( in(X3,X0)
                         => ordinal_subset(X2,X3) ) )
                    & in(X2,X0) ) )
            & empty_set != X0
            & subset(X0,X1) ) ),
    inference(negated_conjecture,[],[f37]) ).

fof(f39,axiom,
    ! [X0,X1] :
      ( element(X0,powerset(X1))
    <=> subset(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_subset) ).

fof(f40,axiom,
    ! [X0,X1,X2] :
      ( ( element(X1,powerset(X2))
        & in(X0,X1) )
     => element(X0,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_subset) ).

fof(f41,axiom,
    ! [X0,X1,X2] :
      ~ ( empty(X2)
        & element(X1,powerset(X2))
        & in(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_subset) ).

fof(f44,axiom,
    ! [X0,X1] :
      ~ ( ! [X2] :
            ~ ( ! [X3] :
                  ~ ( in(X3,X2)
                    & in(X3,X1) )
              & in(X2,X1) )
        & in(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_tarski) ).

fof(f45,axiom,
    ! [X0,X1] :
      ~ ( empty(X1)
        & X0 != X1
        & empty(X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_boole) ).

fof(f46,plain,
    ! [X0] : subset(X0,X0),
    inference(rectify,[],[f32]) ).

fof(f57,plain,
    ! [X0] :
      ( ( epsilon_connected(X0)
        & epsilon_transitive(X0) )
      | ~ ordinal(X0) ),
    inference(ennf_transformation,[],[f3]) ).

fof(f66,plain,
    ! [X0] :
      ( epsilon_transitive(X0)
    <=> ! [X1] :
          ( subset(X1,X0)
          | ~ in(X1,X0) ) ),
    inference(ennf_transformation,[],[f9]) ).

fof(f67,plain,
    ! [X0,X1] :
      ( ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) )
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(ennf_transformation,[],[f30]) ).

fof(f68,plain,
    ! [X0,X1] :
      ( ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) )
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(flattening,[],[f67]) ).

fof(f72,plain,
    ! [X0,X1] :
      ( ordinal(X0)
      | ~ in(X0,X1)
      | ~ ordinal(X1) ),
    inference(ennf_transformation,[],[f34]) ).

fof(f73,plain,
    ! [X0,X1] :
      ( ordinal(X0)
      | ~ in(X0,X1)
      | ~ ordinal(X1) ),
    inference(flattening,[],[f72]) ).

fof(f74,plain,
    ! [X0] :
      ( ! [X1] :
          ( in(X1,X0)
          | X0 = X1
          | in(X0,X1)
          | ~ ordinal(X1) )
      | ~ ordinal(X0) ),
    inference(ennf_transformation,[],[f35]) ).

fof(f75,plain,
    ! [X0] :
      ( ! [X1] :
          ( in(X1,X0)
          | X0 = X1
          | in(X0,X1)
          | ~ ordinal(X1) )
      | ~ ordinal(X0) ),
    inference(flattening,[],[f74]) ).

fof(f76,plain,
    ! [X0,X1] :
      ( in(X0,X1)
      | empty(X1)
      | ~ element(X0,X1) ),
    inference(ennf_transformation,[],[f36]) ).

fof(f77,plain,
    ! [X0,X1] :
      ( in(X0,X1)
      | empty(X1)
      | ~ element(X0,X1) ),
    inference(flattening,[],[f76]) ).

fof(f78,plain,
    ? [X0,X1] :
      ( ! [X2] :
          ( ? [X3] :
              ( ~ ordinal_subset(X2,X3)
              & in(X3,X0)
              & ordinal(X3) )
          | ~ in(X2,X0)
          | ~ ordinal(X2) )
      & empty_set != X0
      & subset(X0,X1)
      & ordinal(X1) ),
    inference(ennf_transformation,[],[f38]) ).

fof(f79,plain,
    ? [X0,X1] :
      ( ! [X2] :
          ( ? [X3] :
              ( ~ ordinal_subset(X2,X3)
              & in(X3,X0)
              & ordinal(X3) )
          | ~ in(X2,X0)
          | ~ ordinal(X2) )
      & empty_set != X0
      & subset(X0,X1)
      & ordinal(X1) ),
    inference(flattening,[],[f78]) ).

fof(f80,plain,
    ! [X0,X1,X2] :
      ( element(X0,X2)
      | ~ element(X1,powerset(X2))
      | ~ in(X0,X1) ),
    inference(ennf_transformation,[],[f40]) ).

fof(f81,plain,
    ! [X0,X1,X2] :
      ( element(X0,X2)
      | ~ element(X1,powerset(X2))
      | ~ in(X0,X1) ),
    inference(flattening,[],[f80]) ).

fof(f82,plain,
    ! [X0,X1,X2] :
      ( ~ empty(X2)
      | ~ element(X1,powerset(X2))
      | ~ in(X0,X1) ),
    inference(ennf_transformation,[],[f41]) ).

fof(f85,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ! [X3] :
              ( ~ in(X3,X2)
              | ~ in(X3,X1) )
          & in(X2,X1) )
      | ~ in(X0,X1) ),
    inference(ennf_transformation,[],[f44]) ).

fof(f86,plain,
    ! [X0,X1] :
      ( ~ empty(X1)
      | X0 = X1
      | ~ empty(X0) ),
    inference(ennf_transformation,[],[f45]) ).

fof(f87,plain,
    ! [X0] :
      ( ( epsilon_transitive(X0)
        | ? [X1] :
            ( ~ subset(X1,X0)
            & in(X1,X0) ) )
      & ( ! [X1] :
            ( subset(X1,X0)
            | ~ in(X1,X0) )
        | ~ epsilon_transitive(X0) ) ),
    inference(nnf_transformation,[],[f66]) ).

fof(f88,plain,
    ! [X0] :
      ( ( epsilon_transitive(X0)
        | ? [X1] :
            ( ~ subset(X1,X0)
            & in(X1,X0) ) )
      & ( ! [X2] :
            ( subset(X2,X0)
            | ~ in(X2,X0) )
        | ~ epsilon_transitive(X0) ) ),
    inference(rectify,[],[f87]) ).

fof(f89,plain,
    ! [X0] :
      ( ? [X1] :
          ( ~ subset(X1,X0)
          & in(X1,X0) )
     => ( ~ subset(sK0(X0),X0)
        & in(sK0(X0),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f90,plain,
    ! [X0] :
      ( ( epsilon_transitive(X0)
        | ( ~ subset(sK0(X0),X0)
          & in(sK0(X0),X0) ) )
      & ( ! [X2] :
            ( subset(X2,X0)
            | ~ in(X2,X0) )
        | ~ epsilon_transitive(X0) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f88,f89]) ).

fof(f91,plain,
    ! [X0] :
      ( ? [X1] : element(X1,X0)
     => element(sK1(X0),X0) ),
    introduced(choice_axiom,[]) ).

fof(f92,plain,
    ! [X0] : element(sK1(X0),X0),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1])],[f13,f91]) ).

fof(f117,plain,
    ! [X0,X1] :
      ( ( ( ordinal_subset(X0,X1)
          | ~ subset(X0,X1) )
        & ( subset(X0,X1)
          | ~ ordinal_subset(X0,X1) ) )
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(nnf_transformation,[],[f68]) ).

fof(f118,plain,
    ( ? [X0,X1] :
        ( ! [X2] :
            ( ? [X3] :
                ( ~ ordinal_subset(X2,X3)
                & in(X3,X0)
                & ordinal(X3) )
            | ~ in(X2,X0)
            | ~ ordinal(X2) )
        & empty_set != X0
        & subset(X0,X1)
        & ordinal(X1) )
   => ( ! [X2] :
          ( ? [X3] :
              ( ~ ordinal_subset(X2,X3)
              & in(X3,sK14)
              & ordinal(X3) )
          | ~ in(X2,sK14)
          | ~ ordinal(X2) )
      & empty_set != sK14
      & subset(sK14,sK15)
      & ordinal(sK15) ) ),
    introduced(choice_axiom,[]) ).

fof(f119,plain,
    ! [X2] :
      ( ? [X3] :
          ( ~ ordinal_subset(X2,X3)
          & in(X3,sK14)
          & ordinal(X3) )
     => ( ~ ordinal_subset(X2,sK16(X2))
        & in(sK16(X2),sK14)
        & ordinal(sK16(X2)) ) ),
    introduced(choice_axiom,[]) ).

fof(f120,plain,
    ( ! [X2] :
        ( ( ~ ordinal_subset(X2,sK16(X2))
          & in(sK16(X2),sK14)
          & ordinal(sK16(X2)) )
        | ~ in(X2,sK14)
        | ~ ordinal(X2) )
    & empty_set != sK14
    & subset(sK14,sK15)
    & ordinal(sK15) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK14,sK15,sK16])],[f79,f119,f118]) ).

fof(f121,plain,
    ! [X0,X1] :
      ( ( element(X0,powerset(X1))
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ~ element(X0,powerset(X1)) ) ),
    inference(nnf_transformation,[],[f39]) ).

fof(f122,plain,
    ! [X1] :
      ( ? [X2] :
          ( ! [X3] :
              ( ~ in(X3,X2)
              | ~ in(X3,X1) )
          & in(X2,X1) )
     => ( ! [X3] :
            ( ~ in(X3,sK17(X1))
            | ~ in(X3,X1) )
        & in(sK17(X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f123,plain,
    ! [X0,X1] :
      ( ( ! [X3] :
            ( ~ in(X3,sK17(X1))
            | ~ in(X3,X1) )
        & in(sK17(X1),X1) )
      | ~ in(X0,X1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK17])],[f85,f122]) ).

fof(f126,plain,
    ! [X0] :
      ( epsilon_transitive(X0)
      | ~ ordinal(X0) ),
    inference(cnf_transformation,[],[f57]) ).

fof(f136,plain,
    ! [X2,X0] :
      ( subset(X2,X0)
      | ~ in(X2,X0)
      | ~ epsilon_transitive(X0) ),
    inference(cnf_transformation,[],[f90]) ).

fof(f139,plain,
    ! [X0] : element(sK1(X0),X0),
    inference(cnf_transformation,[],[f92]) ).

fof(f149,plain,
    empty(empty_set),
    inference(cnf_transformation,[],[f17]) ).

fof(f181,plain,
    ! [X0,X1] :
      ( ordinal_subset(X0,X1)
      | ~ subset(X0,X1)
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(cnf_transformation,[],[f117]) ).

fof(f183,plain,
    ! [X0] : subset(X0,X0),
    inference(cnf_transformation,[],[f46]) ).

fof(f185,plain,
    ! [X0,X1] :
      ( ordinal(X0)
      | ~ in(X0,X1)
      | ~ ordinal(X1) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f186,plain,
    ! [X0,X1] :
      ( in(X1,X0)
      | X0 = X1
      | in(X0,X1)
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(cnf_transformation,[],[f75]) ).

fof(f187,plain,
    ! [X0,X1] :
      ( in(X0,X1)
      | empty(X1)
      | ~ element(X0,X1) ),
    inference(cnf_transformation,[],[f77]) ).

fof(f188,plain,
    ordinal(sK15),
    inference(cnf_transformation,[],[f120]) ).

fof(f189,plain,
    subset(sK14,sK15),
    inference(cnf_transformation,[],[f120]) ).

fof(f190,plain,
    empty_set != sK14,
    inference(cnf_transformation,[],[f120]) ).

fof(f191,plain,
    ! [X2] :
      ( ordinal(sK16(X2))
      | ~ in(X2,sK14)
      | ~ ordinal(X2) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f192,plain,
    ! [X2] :
      ( in(sK16(X2),sK14)
      | ~ in(X2,sK14)
      | ~ ordinal(X2) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f193,plain,
    ! [X2] :
      ( ~ ordinal_subset(X2,sK16(X2))
      | ~ in(X2,sK14)
      | ~ ordinal(X2) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f195,plain,
    ! [X0,X1] :
      ( element(X0,powerset(X1))
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f121]) ).

fof(f196,plain,
    ! [X2,X0,X1] :
      ( element(X0,X2)
      | ~ element(X1,powerset(X2))
      | ~ in(X0,X1) ),
    inference(cnf_transformation,[],[f81]) ).

fof(f197,plain,
    ! [X2,X0,X1] :
      ( ~ empty(X2)
      | ~ element(X1,powerset(X2))
      | ~ in(X0,X1) ),
    inference(cnf_transformation,[],[f82]) ).

fof(f200,plain,
    ! [X0,X1] :
      ( in(sK17(X1),X1)
      | ~ in(X0,X1) ),
    inference(cnf_transformation,[],[f123]) ).

fof(f201,plain,
    ! [X3,X0,X1] :
      ( ~ in(X3,sK17(X1))
      | ~ in(X3,X1)
      | ~ in(X0,X1) ),
    inference(cnf_transformation,[],[f123]) ).

fof(f202,plain,
    ! [X0,X1] :
      ( ~ empty(X1)
      | X0 = X1
      | ~ empty(X0) ),
    inference(cnf_transformation,[],[f86]) ).

cnf(c_52,plain,
    ( ~ ordinal(X0)
    | epsilon_transitive(X0) ),
    inference(cnf_transformation,[],[f126]) ).

cnf(c_61,plain,
    ( ~ in(X0,X1)
    | ~ epsilon_transitive(X1)
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f136]) ).

cnf(c_62,plain,
    element(sK1(X0),X0),
    inference(cnf_transformation,[],[f139]) ).

cnf(c_73,plain,
    empty(empty_set),
    inference(cnf_transformation,[],[f149]) ).

cnf(c_103,plain,
    ( ~ subset(X0,X1)
    | ~ ordinal(X0)
    | ~ ordinal(X1)
    | ordinal_subset(X0,X1) ),
    inference(cnf_transformation,[],[f181]) ).

cnf(c_106,plain,
    subset(X0,X0),
    inference(cnf_transformation,[],[f183]) ).

cnf(c_108,plain,
    ( ~ in(X0,X1)
    | ~ ordinal(X1)
    | ordinal(X0) ),
    inference(cnf_transformation,[],[f185]) ).

cnf(c_109,plain,
    ( ~ ordinal(X0)
    | ~ ordinal(X1)
    | X0 = X1
    | in(X0,X1)
    | in(X1,X0) ),
    inference(cnf_transformation,[],[f186]) ).

cnf(c_110,plain,
    ( ~ element(X0,X1)
    | in(X0,X1)
    | empty(X1) ),
    inference(cnf_transformation,[],[f187]) ).

cnf(c_111,negated_conjecture,
    ( ~ ordinal_subset(X0,sK16(X0))
    | ~ in(X0,sK14)
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[],[f193]) ).

cnf(c_112,negated_conjecture,
    ( ~ in(X0,sK14)
    | ~ ordinal(X0)
    | in(sK16(X0),sK14) ),
    inference(cnf_transformation,[],[f192]) ).

cnf(c_113,negated_conjecture,
    ( ~ in(X0,sK14)
    | ~ ordinal(X0)
    | ordinal(sK16(X0)) ),
    inference(cnf_transformation,[],[f191]) ).

cnf(c_114,negated_conjecture,
    empty_set != sK14,
    inference(cnf_transformation,[],[f190]) ).

cnf(c_115,negated_conjecture,
    subset(sK14,sK15),
    inference(cnf_transformation,[],[f189]) ).

cnf(c_116,negated_conjecture,
    ordinal(sK15),
    inference(cnf_transformation,[],[f188]) ).

cnf(c_117,plain,
    ( ~ subset(X0,X1)
    | element(X0,powerset(X1)) ),
    inference(cnf_transformation,[],[f195]) ).

cnf(c_119,plain,
    ( ~ element(X0,powerset(X1))
    | ~ in(X2,X0)
    | element(X2,X1) ),
    inference(cnf_transformation,[],[f196]) ).

cnf(c_120,plain,
    ( ~ element(X0,powerset(X1))
    | ~ in(X2,X0)
    | ~ empty(X1) ),
    inference(cnf_transformation,[],[f197]) ).

cnf(c_123,plain,
    ( ~ in(X0,sK17(X1))
    | ~ in(X0,X1)
    | ~ in(X2,X1) ),
    inference(cnf_transformation,[],[f201]) ).

cnf(c_124,plain,
    ( ~ in(X0,X1)
    | in(sK17(X1),X1) ),
    inference(cnf_transformation,[],[f200]) ).

cnf(c_125,plain,
    ( ~ empty(X0)
    | ~ empty(X1)
    | X0 = X1 ),
    inference(cnf_transformation,[],[f202]) ).

cnf(c_142,plain,
    ( ~ subset(X0,X1)
    | element(X0,powerset(X1)) ),
    inference(prop_impl_just,[status(thm)],[c_117]) ).

cnf(c_170,plain,
    ( ~ ordinal(X0)
    | epsilon_transitive(X0) ),
    inference(prop_impl_just,[status(thm)],[c_52]) ).

cnf(c_282,plain,
    ( ~ in(X0,X1)
    | ~ subset(X1,X2)
    | element(X0,X2) ),
    inference(bin_hyper_res,[status(thm)],[c_119,c_142]) ).

cnf(c_283,plain,
    ( ~ in(X0,X1)
    | ~ subset(X1,X2)
    | ~ empty(X2) ),
    inference(bin_hyper_res,[status(thm)],[c_120,c_142]) ).

cnf(c_585,plain,
    ( X0 != X1
    | ~ in(X2,X0)
    | ~ ordinal(X1)
    | subset(X2,X0) ),
    inference(resolution_lifted,[status(thm)],[c_61,c_170]) ).

cnf(c_586,plain,
    ( ~ in(X0,X1)
    | ~ ordinal(X1)
    | subset(X0,X1) ),
    inference(unflattening,[status(thm)],[c_585]) ).

cnf(c_781,plain,
    ( X0 != X1
    | X2 != X3
    | ~ in(X0,X2)
    | ~ ordinal(X1)
    | ~ ordinal(X3)
    | ~ epsilon_transitive(X2)
    | ordinal_subset(X1,X3) ),
    inference(resolution_lifted,[status(thm)],[c_61,c_103]) ).

cnf(c_782,plain,
    ( ~ in(X0,X1)
    | ~ ordinal(X0)
    | ~ ordinal(X1)
    | ~ epsilon_transitive(X1)
    | ordinal_subset(X0,X1) ),
    inference(unflattening,[status(thm)],[c_781]) ).

cnf(c_783,plain,
    ( ~ ordinal(X1)
    | ~ in(X0,X1)
    | ordinal_subset(X0,X1) ),
    inference(global_subsumption_just,[status(thm)],[c_782,c_108,c_103,c_586]) ).

cnf(c_784,plain,
    ( ~ in(X0,X1)
    | ~ ordinal(X1)
    | ordinal_subset(X0,X1) ),
    inference(renaming,[status(thm)],[c_783]) ).

cnf(c_828,plain,
    ( X0 != X1
    | X1 != X2
    | ~ ordinal(X0)
    | ~ ordinal(X2)
    | ordinal_subset(X0,X2) ),
    inference(resolution_lifted,[status(thm)],[c_103,c_106]) ).

cnf(c_829,plain,
    ( ~ ordinal(X0)
    | ordinal_subset(X0,X0) ),
    inference(unflattening,[status(thm)],[c_828]) ).

cnf(c_1020,plain,
    ( ~ ordinal(X0)
    | ordinal_subset(X0,X0) ),
    inference(prop_impl_just,[status(thm)],[c_829]) ).

cnf(c_1724,plain,
    ( X0 != X1
    | ~ ordinal_subset(X2,X1)
    | ordinal_subset(X2,X0) ),
    theory(equality) ).

cnf(c_2476,plain,
    ( ~ empty(empty_set)
    | ~ empty(sK14)
    | empty_set = sK14 ),
    inference(instantiation,[status(thm)],[c_125]) ).

cnf(c_3064,plain,
    ( in(sK1(X0),X0)
    | empty(X0) ),
    inference(superposition,[status(thm)],[c_62,c_110]) ).

cnf(c_3196,plain,
    ( in(sK17(X0),X0)
    | empty(X0) ),
    inference(superposition,[status(thm)],[c_3064,c_124]) ).

cnf(c_3785,plain,
    ( in(sK17(sK14),sK14)
    | empty(sK14) ),
    inference(instantiation,[status(thm)],[c_3196]) ).

cnf(c_3922,plain,
    ( ~ in(sK17(sK14),sK14)
    | ~ subset(sK14,X0)
    | ~ empty(X0) ),
    inference(instantiation,[status(thm)],[c_283]) ).

cnf(c_4012,plain,
    ( ~ in(sK17(sK14),sK14)
    | ~ subset(sK14,sK15)
    | ~ empty(sK15) ),
    inference(instantiation,[status(thm)],[c_3922]) ).

cnf(c_4898,plain,
    ( ~ in(X0,sK14)
    | ~ ordinal(X0)
    | in(sK17(sK14),sK14) ),
    inference(resolution,[status(thm)],[c_124,c_112]) ).

cnf(c_4915,plain,
    in(sK17(sK14),sK14),
    inference(global_subsumption_just,[status(thm)],[c_4898,c_73,c_114,c_2476,c_3785]) ).

cnf(c_5311,plain,
    ( ~ in(X0,sK14)
    | element(X0,sK15) ),
    inference(resolution,[status(thm)],[c_282,c_115]) ).

cnf(c_5374,plain,
    ( ~ in(X0,sK14)
    | in(X0,sK15)
    | empty(sK15) ),
    inference(resolution,[status(thm)],[c_5311,c_110]) ).

cnf(c_5510,plain,
    ( ~ in(X0,X1)
    | ~ ordinal(X0)
    | ~ ordinal(X1)
    | ~ epsilon_transitive(X1)
    | ordinal_subset(X0,X1) ),
    inference(resolution,[status(thm)],[c_103,c_61]) ).

cnf(c_5741,plain,
    ( in(X0,sK15)
    | ~ in(X0,sK14) ),
    inference(global_subsumption_just,[status(thm)],[c_5374,c_73,c_115,c_114,c_2476,c_3785,c_4012,c_5374]) ).

cnf(c_5742,plain,
    ( ~ in(X0,sK14)
    | in(X0,sK15) ),
    inference(renaming,[status(thm)],[c_5741]) ).

cnf(c_5754,plain,
    ( ~ in(X0,sK14)
    | ~ ordinal(sK15)
    | ordinal(X0) ),
    inference(resolution,[status(thm)],[c_5742,c_108]) ).

cnf(c_5817,negated_conjecture,
    ( ~ in(X0,sK14)
    | ordinal(sK16(X0)) ),
    inference(global_subsumption_just,[status(thm)],[c_113,c_116,c_113,c_5754]) ).

cnf(c_6294,plain,
    ( ~ in(X0,sK14)
    | ordinal(X0) ),
    inference(global_subsumption_just,[status(thm)],[c_5754,c_116,c_5754]) ).

cnf(c_6310,plain,
    ( ~ in(X0,sK14)
    | in(sK16(X0),sK14) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_112,c_6294]) ).

cnf(c_6312,plain,
    ( ~ ordinal_subset(X0,sK16(X0))
    | ~ in(X0,sK14) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_111,c_6294]) ).

cnf(c_6594,plain,
    ( ~ ordinal_subset(X0,X1)
    | ~ ordinal(X1)
    | ~ ordinal(X2)
    | in(X1,X2)
    | in(X2,X1)
    | ordinal_subset(X0,X2) ),
    inference(resolution,[status(thm)],[c_109,c_1724]) ).

cnf(c_10104,plain,
    ( ~ ordinal(X1)
    | ~ in(X0,X1)
    | ordinal_subset(X0,X1) ),
    inference(global_subsumption_just,[status(thm)],[c_5510,c_784]) ).

cnf(c_10105,plain,
    ( ~ in(X0,X1)
    | ~ ordinal(X1)
    | ordinal_subset(X0,X1) ),
    inference(renaming,[status(thm)],[c_10104]) ).

cnf(c_11226,plain,
    ( ~ ordinal(X0)
    | ~ ordinal(X1)
    | in(X0,X1)
    | in(X1,X0)
    | ordinal_subset(X0,X1) ),
    inference(resolution,[status(thm)],[c_6594,c_1020]) ).

cnf(c_15073,plain,
    ( ~ ordinal(X0)
    | ~ ordinal(X1)
    | in(X1,X0)
    | ordinal_subset(X0,X1) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_11226,c_10105]) ).

cnf(c_15351,plain,
    ( ~ in(X0,sK14)
    | ~ ordinal(sK16(X0))
    | ~ ordinal(X0)
    | in(sK16(X0),X0) ),
    inference(resolution,[status(thm)],[c_15073,c_6312]) ).

cnf(c_15365,plain,
    ( ~ in(X0,sK14)
    | in(sK16(X0),X0) ),
    inference(global_subsumption_just,[status(thm)],[c_15351,c_5817,c_6294,c_15351]) ).

cnf(c_15387,plain,
    ( ~ in(sK16(sK17(X0)),X0)
    | ~ in(sK17(X0),sK14)
    | ~ in(X1,X0) ),
    inference(resolution,[status(thm)],[c_15365,c_123]) ).

cnf(c_15453,plain,
    ( ~ in(sK17(sK14),sK14)
    | ~ in(X0,sK14) ),
    inference(resolution,[status(thm)],[c_15387,c_6310]) ).

cnf(c_15460,plain,
    ~ in(X0,sK14),
    inference(global_subsumption_just,[status(thm)],[c_15453,c_73,c_114,c_2476,c_3785,c_15453]) ).

cnf(c_15466,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[c_4915,c_15460]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem  : SEU235+1 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.11  % Command  : run_iprover %s %d THM
% 0.10/0.31  % Computer : n024.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit : 300
% 0.10/0.31  % WCLimit  : 300
% 0.10/0.31  % DateTime : Thu May  2 17:30:36 EDT 2024
% 0.10/0.31  % CPUTime  : 
% 0.16/0.42  Running first-order theorem proving
% 0.16/0.42  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 7.93/1.62  % SZS status Started for theBenchmark.p
% 7.93/1.62  % SZS status Theorem for theBenchmark.p
% 7.93/1.62  
% 7.93/1.62  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 7.93/1.62  
% 7.93/1.62  ------  iProver source info
% 7.93/1.62  
% 7.93/1.62  git: date: 2024-05-02 19:28:25 +0000
% 7.93/1.62  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 7.93/1.62  git: non_committed_changes: false
% 7.93/1.62  
% 7.93/1.62  ------ Parsing...
% 7.93/1.62  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 7.93/1.62  
% 7.93/1.62  ------ Preprocessing... sup_sim: 0  sf_s  rm: 20 0s  sf_e  pe_s  pe:1:0s pe_e  sup_sim: 0  sf_s  rm: 4 0s  sf_e  pe_s  pe_e 
% 7.93/1.62  
% 7.93/1.62  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 7.93/1.62  
% 7.93/1.62  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 7.93/1.62  ------ Proving...
% 7.93/1.62  ------ Problem Properties 
% 7.93/1.62  
% 7.93/1.62  
% 7.93/1.62  clauses                                 48
% 7.93/1.62  conjectures                             6
% 7.93/1.62  EPR                                     38
% 7.93/1.62  Horn                                    44
% 7.93/1.62  unary                                   21
% 7.93/1.62  binary                                  13
% 7.93/1.62  lits                                    94
% 7.93/1.62  lits eq                                 4
% 7.93/1.62  fd_pure                                 0
% 7.93/1.62  fd_pseudo                               0
% 7.93/1.62  fd_cond                                 1
% 7.93/1.62  fd_pseudo_cond                          2
% 7.93/1.62  AC symbols                              0
% 7.93/1.62  
% 7.93/1.62  ------ Input Options Time Limit: Unbounded
% 7.93/1.62  
% 7.93/1.62  
% 7.93/1.62  ------ 
% 7.93/1.62  Current options:
% 7.93/1.62  ------ 
% 7.93/1.62  
% 7.93/1.62  
% 7.93/1.62  
% 7.93/1.62  
% 7.93/1.62  ------ Proving...
% 7.93/1.62  
% 7.93/1.62  
% 7.93/1.62  % SZS status Theorem for theBenchmark.p
% 7.93/1.62  
% 7.93/1.62  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 7.93/1.62  
% 7.93/1.63  
%------------------------------------------------------------------------------