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FindProof---0.1.THM-Prf.s

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%------------------------------------------------------------------------------
% File     : FindProof---0.1
% Problem  : SEU362+2 : TPTP v9.3.1. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_findproof /export/starexec/sandbox/benchmark/theBenchmark.p 300

% Computer : n007.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 : Fri Sep 25 02:51:51 PM UTC 2026

% Result   : Theorem 157.92s 25.34s
% Output   : Proof 157.92s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   40
%            Number of leaves      :   54
% Syntax   : Number of formulae    :  325 ( 149 unt;   0 def)
%            Number of atoms       : 1085 ( 232 equ)
%            Maximal formula atoms :   49 (   3 avg)
%            Number of connectives : 1271 ( 511   ~; 303   |; 379   &)
%                                         (  15 <=>;  63  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   27 (   4 avg)
%            Maximal term depth    :    6 (   1 avg)
%            Number of predicates  :   55 (  53 usr;   1 prp; 0-3 aty)
%            Number of functors    :   59 (  59 usr;  25 con; 0-4 aty)
%            Number of variables   :  507 (  25 sgn 309   !;  53   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f159,axiom,
    ! [A] :
      ( rel_str(A)
     => ! [B] :
          ( element(B,the_carrier(A))
         => ! [C] :
              ( element(C,the_carrier(A))
             => ( related(A,B,C)
              <=> in(ordered_pair(B,C),the_InternalRel(A)) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d9_orders_2) ).

fof(f159_nnf,plain,
    ! [A] :
      ( ! [B] :
          ( ! [C] :
              ( ( ( ~ in(ordered_pair(B,C),the_InternalRel(A))
                  | related(A,B,C) )
                & ( in(ordered_pair(B,C),the_InternalRel(A))
                  | ~ related(A,B,C) ) )
              | ~ element(C,the_carrier(A)) )
          | ~ element(B,the_carrier(A)) )
      | ~ rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f159]) ).

fof(f159_sk,plain,
    ! [A,B,C] :
      ( ( ( ~ in(ordered_pair(B,C),the_InternalRel(A))
          | related(A,B,C) )
        & ( in(ordered_pair(B,C),the_InternalRel(A))
          | ~ related(A,B,C) ) )
      | ~ element(C,the_carrier(A))
      | ~ element(B,the_carrier(A))
      | ~ rel_str(A) ),
    inference(skolemisation,[status(esa)],[f159_nnf]) ).

cnf(c666,plain,
    ( ~ in(ordered_pair(X1,X2),the_InternalRel(X0))
    | related(X0,X1,X2)
    | ~ element(X2,the_carrier(X0))
    | ~ element(X1,the_carrier(X0))
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f159_sk]) ).

cnf(t189,plain,
    ifeq(rel_str(X1),true,ifeq(element(X2,the_carrier(X1)),true,ifeq(element(X3,the_carrier(X1)),true,ifeq(in(ordered_pair(X2,X3),the_InternalRel(X1)),true,related(X1,X2,X3),true),true),true),true) = true,
    inference(equality_encoding,[status(esa)],[c666]) ).

cnf(t378,plain,
    ifeq(rel_str(X1),true,ifeq(element(X2,the_carrier(X1)),true,ifeq(element(X3,the_carrier(X1)),true,ifeq(in(ordered_pair(X2,X3),the_InternalRel(X1)),true,related(X1,X2,X3),true),true),true),true) = true,
    inference(orient,[status(thm)],[t189]) ).

fof(f357,lemma,
    ! [A,B] :
      ( subset(singleton(A),B)
    <=> in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l2_zfmisc_1) ).

fof(f357_nnf,plain,
    ! [A,B] :
      ( ( ~ in(A,B)
        | subset(singleton(A),B) )
      & ( in(A,B)
        | ~ subset(singleton(A),B) ) ),
    inference(nnf_transformation,[status(thm)],[f357]) ).

fof(f357_sk,plain,
    ! [A,B] :
      ( ( ~ in(A,B)
        | subset(singleton(A),B) )
      & ( in(A,B)
        | ~ subset(singleton(A),B) ) ),
    inference(skolemisation,[status(esa)],[f357_nnf]) ).

cnf(c1028,plain,
    ( in(X0,X1)
    | ~ subset(singleton(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f357_sk]) ).

cnf(t96,plain,
    ifeq(subset(singleton(X1),X2),true,in(X1,X2),true) = true,
    inference(equality_encoding,[status(esa)],[c1028]) ).

cnf(t331,plain,
    ifeq(subset(singleton(X1),X2),true,in(X1,X2),true) = true,
    inference(orient,[status(thm)],[t96]) ).

fof(f532,lemma,
    ! [A,B,C] :
      ( ( subset(B,C)
        & subset(A,B) )
     => subset(A,C) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t1_xboole_1) ).

fof(f532_nnf,plain,
    ! [A,B,C] :
      ( subset(A,C)
      | ~ subset(B,C)
      | ~ subset(A,B) ),
    inference(nnf_transformation,[status(thm)],[f532]) ).

fof(f532_sk,plain,
    ! [A,B,C] :
      ( subset(A,C)
      | ~ subset(B,C)
      | ~ subset(A,B) ),
    inference(skolemisation,[status(esa)],[f532_nnf]) ).

cnf(c2914,plain,
    ( subset(X0,X2)
    | ~ subset(X1,X2)
    | ~ subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f532_sk]) ).

cnf(t145,plain,
    ifeq(subset(X1,X2),true,ifeq(subset(X2,X3),true,subset(X1,X3),true),true) = true,
    inference(equality_encoding,[status(esa)],[c2914]) ).

cnf(t322,plain,
    ifeq(subset(X1,X2),true,ifeq(subset(X2,X3),true,subset(X1,X3),true),true) = true,
    inference(orient,[status(thm)],[t145]) ).

fof(f63,axiom,
    ! [A] :
      ( rel_str(A)
     => ! [B] :
          ( rel_str(B)
         => ( subrelstr(B,A)
          <=> ( subset(the_InternalRel(B),the_InternalRel(A))
              & subset(the_carrier(B),the_carrier(A)) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d13_yellow_0) ).

fof(f63_nnf,plain,
    ! [A] :
      ( ! [B] :
          ( ( ( ~ subset(the_InternalRel(B),the_InternalRel(A))
              | ~ subset(the_carrier(B),the_carrier(A))
              | subrelstr(B,A) )
            & ( ( subset(the_InternalRel(B),the_InternalRel(A))
                & subset(the_carrier(B),the_carrier(A)) )
              | ~ subrelstr(B,A) ) )
          | ~ rel_str(B) )
      | ~ rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f63]) ).

fof(f63_sk,plain,
    ! [A,B] :
      ( ( ( ~ subset(the_InternalRel(B),the_InternalRel(A))
          | ~ subset(the_carrier(B),the_carrier(A))
          | subrelstr(B,A) )
        & ( ( subset(the_InternalRel(B),the_InternalRel(A))
            & subset(the_carrier(B),the_carrier(A)) )
          | ~ subrelstr(B,A) ) )
      | ~ rel_str(B)
      | ~ rel_str(A) ),
    inference(skolemisation,[status(esa)],[f63_nnf]) ).

cnf(c202,plain,
    ( subset(the_InternalRel(X1),the_InternalRel(X0))
    | ~ subrelstr(X1,X0)
    | ~ rel_str(X1)
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f63_sk]) ).

cnf(t166,plain,
    ifeq(rel_str(X1),true,ifeq(rel_str(X2),true,ifeq(subrelstr(X2,X1),true,subset(the_InternalRel(X2),the_InternalRel(X1)),true),true),true) = true,
    inference(equality_encoding,[status(esa)],[c202]) ).

cnf(t382,plain,
    ifeq(rel_str(X1),true,ifeq(rel_str(X2),true,ifeq(subrelstr(X2,X1),true,subset(the_InternalRel(X2),the_InternalRel(X1)),true),true),true) = true,
    inference(orient,[status(thm)],[t166]) ).

fof(f651,conjecture,
    ! [A] :
      ( rel_str(A)
     => ! [B] :
          ( subrelstr(B,A)
         => ! [C] :
              ( element(C,the_carrier(A))
             => ! [D] :
                  ( element(D,the_carrier(A))
                 => ! [E] :
                      ( element(E,the_carrier(B))
                     => ! [F] :
                          ( element(F,the_carrier(B))
                         => ( ( related(B,E,F)
                              & F = D
                              & E = C )
                           => related(A,C,D) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t60_yellow_0) ).

fof(f651_neg,negated_conjecture,
    ~ ! [A] :
        ( rel_str(A)
       => ! [B] :
            ( subrelstr(B,A)
           => ! [C] :
                ( element(C,the_carrier(A))
               => ! [D] :
                    ( element(D,the_carrier(A))
                   => ! [E] :
                        ( element(E,the_carrier(B))
                       => ! [F] :
                            ( element(F,the_carrier(B))
                           => ( ( related(B,E,F)
                                & F = D
                                & E = C )
                             => related(A,C,D) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f651]) ).

fof(f651_nnf,plain,
    ? [A] :
      ( ? [B] :
          ( ? [C] :
              ( ? [D] :
                  ( ? [E] :
                      ( ? [F] :
                          ( ~ related(A,C,D)
                          & related(B,E,F)
                          & F = D
                          & E = C
                          & element(F,the_carrier(B)) )
                      & element(E,the_carrier(B)) )
                  & element(D,the_carrier(A)) )
              & element(C,the_carrier(A)) )
          & subrelstr(B,A) )
      & rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f651_neg]) ).

fof(f651_sk,plain,
    ( ~ related(sk463,sk465,sk466)
    & related(sk464,sk467,sk468)
    & sk468 = sk466
    & sk467 = sk465
    & element(sk468,the_carrier(sk464))
    & element(sk467,the_carrier(sk464))
    & element(sk466,the_carrier(sk463))
    & element(sk465,the_carrier(sk463))
    & subrelstr(sk464,sk463)
    & rel_str(sk463) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk463,sk464,sk465,sk466,sk467,sk468])],[f651_nnf]) ).

cnf(c3143,plain,
    subrelstr(sk464,sk463),
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t29,plain,
    subrelstr(sk464,sk463) = true,
    inference(equality_encoding,[status(esa)],[c3143]) ).

cnf(t1068,plain,
    subrelstr(sk464,sk463) = true,
    inference(orient,[status(thm)],[t29]) ).

cnf(t1070,plain,
    true = ifeq(rel_str(sk463),true,ifeq(rel_str(sk464),true,ifeq(true,true,subset(the_InternalRel(sk464),the_InternalRel(sk463)),true),true),true),
    inference(cp,[status(thm)],[t382,t1068]) ).

cnf(c3142,plain,
    rel_str(sk463),
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t8,plain,
    rel_str(sk463) = true,
    inference(equality_encoding,[status(esa)],[c3142]) ).

cnf(t1056,plain,
    rel_str(sk463) = true,
    inference(orient,[status(thm)],[t8]) ).

cnf(t24840,plain,
    true = ifeq(true,true,ifeq(rel_str(sk464),true,ifeq(true,true,subset(the_InternalRel(sk464),the_InternalRel(sk463)),true),true),true),
    inference(step,[status(thm)],[t1070,t1056]) ).

cnf(t48,plain,
    ifeq(X1,X1,X2,X3) = X2,
    introduced(definition) ).

cnf(t194,plain,
    ifeq(X1,X1,X2,X3) = X2,
    inference(orient,[status(thm)],[t48]) ).

cnf(t24841,plain,
    true = ifeq(rel_str(sk464),true,ifeq(true,true,subset(the_InternalRel(sk464),the_InternalRel(sk463)),true),true),
    inference(step,[status(thm)],[t24840,t194]) ).

fof(f243,axiom,
    ! [A] :
      ( rel_str(A)
     => ! [B] :
          ( subrelstr(B,A)
         => rel_str(B) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_yellow_0) ).

fof(f243_nnf,plain,
    ! [A] :
      ( ! [B] :
          ( rel_str(B)
          | ~ subrelstr(B,A) )
      | ~ rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f243]) ).

fof(f243_sk,plain,
    ! [A,B] :
      ( rel_str(B)
      | ~ subrelstr(B,A)
      | ~ rel_str(A) ),
    inference(skolemisation,[status(esa)],[f243_nnf]) ).

cnf(c772,plain,
    ( rel_str(X1)
    | ~ subrelstr(X1,X0)
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f243_sk]) ).

cnf(t128,plain,
    ifeq(rel_str(X1),true,ifeq(subrelstr(X2,X1),true,rel_str(X2),true),true) = true,
    inference(equality_encoding,[status(esa)],[c772]) ).

cnf(t383,plain,
    ifeq(rel_str(X1),true,ifeq(subrelstr(X2,X1),true,rel_str(X2),true),true) = true,
    inference(orient,[status(thm)],[t128]) ).

cnf(t1069,plain,
    true = ifeq(rel_str(sk463),true,ifeq(true,true,rel_str(sk464),true),true),
    inference(cp,[status(thm)],[t383,t1068]) ).

cnf(t24471,plain,
    true = ifeq(true,true,ifeq(true,true,rel_str(sk464),true),true),
    inference(step,[status(thm)],[t1069,t1056]) ).

cnf(t24472,plain,
    true = ifeq(true,true,rel_str(sk464),true),
    inference(step,[status(thm)],[t24471,t194]) ).

cnf(t24473,plain,
    true = rel_str(sk464),
    inference(step,[status(thm)],[t24472,t194]) ).

cnf(t1304,plain,
    rel_str(sk464) = true,
    inference(orient,[status(thm)],[t24473]) ).

cnf(t24842,plain,
    true = ifeq(true,true,ifeq(true,true,subset(the_InternalRel(sk464),the_InternalRel(sk463)),true),true),
    inference(step,[status(thm)],[t24841,t1304]) ).

cnf(t24843,plain,
    true = ifeq(true,true,subset(the_InternalRel(sk464),the_InternalRel(sk463)),true),
    inference(step,[status(thm)],[t24842,t194]) ).

cnf(t24844,plain,
    true = subset(the_InternalRel(sk464),the_InternalRel(sk463)),
    inference(step,[status(thm)],[t24843,t194]) ).

cnf(t7645,plain,
    subset(the_InternalRel(sk464),the_InternalRel(sk463)) = true,
    inference(orient,[status(thm)],[t24844]) ).

cnf(t7652,plain,
    true = ifeq(subset(X1,the_InternalRel(sk464)),true,ifeq(true,true,subset(X1,the_InternalRel(sk463)),true),true),
    inference(cp,[status(thm)],[t322,t7645]) ).

cnf(t25530,plain,
    true = ifeq(subset(X1,the_InternalRel(sk464)),true,subset(X1,the_InternalRel(sk463)),true),
    inference(step,[status(thm)],[t7652,t194]) ).

cnf(t24322,plain,
    ifeq(subset(X1,the_InternalRel(sk464)),true,subset(X1,the_InternalRel(sk463)),true) = true,
    inference(orient,[status(thm)],[t25530]) ).

cnf(c1029,plain,
    ( ~ in(X0,X1)
    | subset(singleton(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f357_sk]) ).

cnf(t92,plain,
    ifeq(in(X1,X2),true,subset(singleton(X1),X2),true) = true,
    inference(equality_encoding,[status(esa)],[c1029]) ).

cnf(t260,plain,
    ifeq(in(X1,X2),true,subset(singleton(X1),X2),true) = true,
    inference(orient,[status(thm)],[t92]) ).

cnf(c665,plain,
    ( in(ordered_pair(X1,X2),the_InternalRel(X0))
    | ~ related(X0,X1,X2)
    | ~ element(X2,the_carrier(X0))
    | ~ element(X1,the_carrier(X0))
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f159_sk]) ).

cnf(t190,plain,
    ifeq(rel_str(X1),true,ifeq(element(X2,the_carrier(X1)),true,ifeq(element(X3,the_carrier(X1)),true,ifeq(related(X1,X2,X3),true,in(ordered_pair(X2,X3),the_InternalRel(X1)),true),true),true),true) = true,
    inference(equality_encoding,[status(esa)],[c665]) ).

cnf(t379,plain,
    ifeq(rel_str(X1),true,ifeq(element(X2,the_carrier(X1)),true,ifeq(element(X3,the_carrier(X1)),true,ifeq(related(X1,X2,X3),true,in(ordered_pair(X2,X3),the_InternalRel(X1)),true),true),true),true) = true,
    inference(orient,[status(thm)],[t190]) ).

cnf(c3150,plain,
    related(sk464,sk467,sk468),
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t46,plain,
    related(sk464,sk467,sk468) = true,
    inference(equality_encoding,[status(esa)],[c3150]) ).

cnf(t1073,plain,
    related(sk464,sk467,sk468) = true,
    inference(orient,[status(thm)],[t46]) ).

cnf(t1074,plain,
    true = ifeq(rel_str(sk464),true,ifeq(element(sk467,the_carrier(sk464)),true,ifeq(element(sk468,the_carrier(sk464)),true,ifeq(true,true,in(ordered_pair(sk467,sk468),the_InternalRel(sk464)),true),true),true),true),
    inference(cp,[status(thm)],[t379,t1073]) ).

cnf(t25262,plain,
    true = ifeq(true,true,ifeq(element(sk467,the_carrier(sk464)),true,ifeq(element(sk468,the_carrier(sk464)),true,ifeq(true,true,in(ordered_pair(sk467,sk468),the_InternalRel(sk464)),true),true),true),true),
    inference(step,[status(thm)],[t1074,t1304]) ).

cnf(t25263,plain,
    true = ifeq(element(sk467,the_carrier(sk464)),true,ifeq(element(sk468,the_carrier(sk464)),true,ifeq(true,true,in(ordered_pair(sk467,sk468),the_InternalRel(sk464)),true),true),true),
    inference(step,[status(thm)],[t25262,t194]) ).

cnf(c3146,plain,
    element(sk467,the_carrier(sk464)),
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t38,plain,
    element(sk467,the_carrier(sk464)) = true,
    inference(equality_encoding,[status(esa)],[c3146]) ).

cnf(t975,plain,
    element(sk467,the_carrier(sk464)) = true,
    inference(orient,[status(thm)],[t38]) ).

cnf(t25264,plain,
    true = ifeq(true,true,ifeq(element(sk468,the_carrier(sk464)),true,ifeq(true,true,in(ordered_pair(sk467,sk468),the_InternalRel(sk464)),true),true),true),
    inference(step,[status(thm)],[t25263,t975]) ).

cnf(t25265,plain,
    true = ifeq(element(sk468,the_carrier(sk464)),true,ifeq(true,true,in(ordered_pair(sk467,sk468),the_InternalRel(sk464)),true),true),
    inference(step,[status(thm)],[t25264,t194]) ).

cnf(c3147,plain,
    element(sk468,the_carrier(sk464)),
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t39,plain,
    element(sk468,the_carrier(sk464)) = true,
    inference(equality_encoding,[status(esa)],[c3147]) ).

cnf(t997,plain,
    element(sk468,the_carrier(sk464)) = true,
    inference(orient,[status(thm)],[t39]) ).

cnf(t25266,plain,
    true = ifeq(true,true,ifeq(true,true,in(ordered_pair(sk467,sk468),the_InternalRel(sk464)),true),true),
    inference(step,[status(thm)],[t25265,t997]) ).

cnf(t25267,plain,
    true = ifeq(true,true,in(ordered_pair(sk467,sk468),the_InternalRel(sk464)),true),
    inference(step,[status(thm)],[t25266,t194]) ).

cnf(t25268,plain,
    true = in(ordered_pair(sk467,sk468),the_InternalRel(sk464)),
    inference(step,[status(thm)],[t25267,t194]) ).

cnf(t19902,plain,
    in(ordered_pair(sk467,sk468),the_InternalRel(sk464)) = true,
    inference(orient,[status(thm)],[t25268]) ).

cnf(t19908,plain,
    true = ifeq(true,true,subset(singleton(ordered_pair(sk467,sk468)),the_InternalRel(sk464)),true),
    inference(cp,[status(thm)],[t260,t19902]) ).

cnf(t25281,plain,
    true = subset(singleton(ordered_pair(sk467,sk468)),the_InternalRel(sk464)),
    inference(step,[status(thm)],[t19908,t194]) ).

cnf(t20056,plain,
    subset(singleton(ordered_pair(sk467,sk468)),the_InternalRel(sk464)) = true,
    inference(orient,[status(thm)],[t25281]) ).

cnf(t24323,plain,
    true = ifeq(true,true,subset(singleton(ordered_pair(sk467,sk468)),the_InternalRel(sk463)),true),
    inference(cp,[status(thm)],[t24322,t20056]) ).

cnf(t25531,plain,
    true = subset(singleton(ordered_pair(sk467,sk468)),the_InternalRel(sk463)),
    inference(step,[status(thm)],[t24323,t194]) ).

cnf(t24325,plain,
    subset(singleton(ordered_pair(sk467,sk468)),the_InternalRel(sk463)) = true,
    inference(orient,[status(thm)],[t25531]) ).

cnf(t24328,plain,
    true = ifeq(true,true,in(ordered_pair(sk467,sk468),the_InternalRel(sk463)),true),
    inference(cp,[status(thm)],[t331,t24325]) ).

cnf(t25532,plain,
    true = in(ordered_pair(sk467,sk468),the_InternalRel(sk463)),
    inference(step,[status(thm)],[t24328,t194]) ).

cnf(t24342,plain,
    in(ordered_pair(sk467,sk468),the_InternalRel(sk463)) = true,
    inference(orient,[status(thm)],[t25532]) ).

cnf(t24379,plain,
    true = ifeq(rel_str(sk463),true,ifeq(element(sk467,the_carrier(sk463)),true,ifeq(element(sk468,the_carrier(sk463)),true,ifeq(true,true,related(sk463,sk467,sk468),true),true),true),true),
    inference(cp,[status(thm)],[t378,t24342]) ).

cnf(t25533,plain,
    true = ifeq(true,true,ifeq(element(sk467,the_carrier(sk463)),true,ifeq(element(sk468,the_carrier(sk463)),true,ifeq(true,true,related(sk463,sk467,sk468),true),true),true),true),
    inference(step,[status(thm)],[t24379,t1056]) ).

cnf(t25534,plain,
    true = ifeq(element(sk467,the_carrier(sk463)),true,ifeq(element(sk468,the_carrier(sk463)),true,ifeq(true,true,related(sk463,sk467,sk468),true),true),true),
    inference(step,[status(thm)],[t25533,t194]) ).

cnf(c3144,plain,
    element(sk465,the_carrier(sk463)),
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t36,plain,
    element(sk465,the_carrier(sk463)) = true,
    inference(equality_encoding,[status(esa)],[c3144]) ).

cnf(t964,plain,
    element(sk465,the_carrier(sk463)) = true,
    inference(orient,[status(thm)],[t36]) ).

cnf(c3148,plain,
    sk467 = sk465,
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t0,plain,
    sk467 = sk465,
    inference(equality_encoding,[status(esa)],[c3148]) ).

cnf(t1299,plain,
    sk465 = sk467,
    inference(orient,[status(thm)],[t0]) ).

cnf(t24469,plain,
    element(sk467,the_carrier(sk463)) = true,
    inference(step,[status(thm)],[t964,t1299]) ).

cnf(t1301,plain,
    element(sk467,the_carrier(sk463)) = true,
    inference(rw,[status(thm)],[t24469]) ).

cnf(t1483,plain,
    element(sk467,the_carrier(sk463)) = true,
    inference(orient,[status(thm)],[t1301]) ).

cnf(t25535,plain,
    true = ifeq(true,true,ifeq(element(sk468,the_carrier(sk463)),true,ifeq(true,true,related(sk463,sk467,sk468),true),true),true),
    inference(step,[status(thm)],[t25534,t1483]) ).

cnf(t25536,plain,
    true = ifeq(element(sk468,the_carrier(sk463)),true,ifeq(true,true,related(sk463,sk467,sk468),true),true),
    inference(step,[status(thm)],[t25535,t194]) ).

cnf(c3145,plain,
    element(sk466,the_carrier(sk463)),
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t37,plain,
    element(sk466,the_carrier(sk463)) = true,
    inference(equality_encoding,[status(esa)],[c3145]) ).

cnf(t986,plain,
    element(sk466,the_carrier(sk463)) = true,
    inference(orient,[status(thm)],[t37]) ).

cnf(c3149,plain,
    sk468 = sk466,
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t1,plain,
    sk468 = sk466,
    inference(equality_encoding,[status(esa)],[c3149]) ).

cnf(t1302,plain,
    sk466 = sk468,
    inference(orient,[status(thm)],[t1]) ).

cnf(t24470,plain,
    element(sk468,the_carrier(sk463)) = true,
    inference(step,[status(thm)],[t986,t1302]) ).

cnf(t1303,plain,
    element(sk468,the_carrier(sk463)) = true,
    inference(rw,[status(thm)],[t24470]) ).

cnf(t1494,plain,
    element(sk468,the_carrier(sk463)) = true,
    inference(orient,[status(thm)],[t1303]) ).

cnf(t25537,plain,
    true = ifeq(true,true,ifeq(true,true,related(sk463,sk467,sk468),true),true),
    inference(step,[status(thm)],[t25536,t1494]) ).

cnf(t25538,plain,
    true = ifeq(true,true,related(sk463,sk467,sk468),true),
    inference(step,[status(thm)],[t25537,t194]) ).

cnf(t25539,plain,
    true = related(sk463,sk467,sk468),
    inference(step,[status(thm)],[t25538,t194]) ).

cnf(c3151,plain,
    ~ related(sk463,sk465,sk466),
    inference(cnf_transformation,[status(esa)],[f651_sk]) ).

cnf(t45,plain,
    related(sk463,sk465,sk466) = false,
    inference(equality_encoding,[status(esa)],[c3151]) ).

cnf(t1287,plain,
    related(sk463,sk465,sk466) = false,
    inference(orient,[status(thm)],[t45]) ).

cnf(t24468,plain,
    related(sk463,sk467,sk466) = false,
    inference(step,[status(thm)],[t1287,t1299]) ).

cnf(t1300,plain,
    related(sk463,sk467,sk466) = false,
    inference(rw,[status(thm)],[t24468]) ).

cnf(t24482,plain,
    related(sk463,sk467,sk468) = false,
    inference(step,[status(thm)],[t1300,t1302]) ).

cnf(t1480,plain,
    related(sk463,sk467,sk468) = false,
    inference(orient,[status(thm)],[t24482]) ).

cnf(t25540,plain,
    true = false,
    inference(step,[status(thm)],[t25539,t1480]) ).

cnf(t24391,plain,
    false = true,
    inference(orient,[status(thm)],[t25540]) ).

fof(f2,axiom,
    ! [A,B] :
      ( in(A,B)
     => ~ in(B,A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

fof(f2_nnf,plain,
    ! [A,B] :
      ( ~ in(B,A)
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f2]) ).

fof(f2_sk,plain,
    ! [A,B] :
      ( ~ in(B,A)
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f2_nnf]) ).

cnf(c2,plain,
    ( ~ in(X1,X0)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f2_sk]) ).

fof(f3,axiom,
    ! [A,B] :
      ( proper_subset(A,B)
     => ~ proper_subset(B,A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_xboole_0) ).

fof(f3_nnf,plain,
    ! [A,B] :
      ( ~ proper_subset(B,A)
      | ~ proper_subset(A,B) ),
    inference(nnf_transformation,[status(thm)],[f3]) ).

fof(f3_sk,plain,
    ! [A,B] :
      ( ~ proper_subset(B,A)
      | ~ proper_subset(A,B) ),
    inference(skolemisation,[status(esa)],[f3_nnf]) ).

cnf(c3,plain,
    ( ~ proper_subset(X1,X0)
    | ~ proper_subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f3_sk]) ).

fof(f61,axiom,
    ! [A] :
      ( top_str(A)
     => ! [B] :
          ( element(B,powerset(the_carrier(A)))
         => ! [C] :
              ( element(C,powerset(the_carrier(A)))
             => ( C = topstr_closure(A,B)
              <=> ! [D] :
                    ( in(D,the_carrier(A))
                   => ( in(D,C)
                    <=> ! [E] :
                          ( element(E,powerset(the_carrier(A)))
                         => ~ ( disjoint(B,E)
                              & in(D,E)
                              & open_subset(E,A) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d13_pre_topc) ).

fof(f61_nnf,plain,
    ! [A] :
      ( ! [B] :
          ( ! [C] :
              ( ( ( ? [D] :
                      ( ( ( ! [E] :
                              ( ~ disjoint(B,E)
                              | ~ in(D,E)
                              | ~ open_subset(E,A)
                              | ~ element(E,powerset(the_carrier(A))) )
                          & ~ in(D,C) )
                        | ( ? [E] :
                              ( disjoint(B,E)
                              & in(D,E)
                              & open_subset(E,A)
                              & element(E,powerset(the_carrier(A))) )
                          & in(D,C) ) )
                      & in(D,the_carrier(A)) )
                  | C = topstr_closure(A,B) )
                & ( ! [D] :
                      ( ( ( ? [E] :
                              ( disjoint(B,E)
                              & in(D,E)
                              & open_subset(E,A)
                              & element(E,powerset(the_carrier(A))) )
                          | in(D,C) )
                        & ( ! [E] :
                              ( ~ disjoint(B,E)
                              | ~ in(D,E)
                              | ~ open_subset(E,A)
                              | ~ element(E,powerset(the_carrier(A))) )
                          | ~ in(D,C) ) )
                      | ~ in(D,the_carrier(A)) )
                  | C != topstr_closure(A,B) ) )
              | ~ element(C,powerset(the_carrier(A))) )
          | ~ element(B,powerset(the_carrier(A))) )
      | ~ top_str(A) ),
    inference(nnf_transformation,[status(thm)],[f61]) ).

fof(f61_sk,plain,
    ! [A,B,C,D,E] :
      ( ( ( ( ( ( ( ~ disjoint(B,E)
                  | ~ in(sk14(A,B,C),E)
                  | ~ open_subset(E,A)
                  | ~ element(E,powerset(the_carrier(A))) )
                & ~ in(sk14(A,B,C),C) )
              | ( disjoint(B,sk15(A,B,C))
                & in(sk14(A,B,C),sk15(A,B,C))
                & open_subset(sk15(A,B,C),A)
                & element(sk15(A,B,C),powerset(the_carrier(A)))
                & in(sk14(A,B,C),C) ) )
            & in(sk14(A,B,C),the_carrier(A)) )
          | C = topstr_closure(A,B) )
        & ( ( ( ( disjoint(B,sk13(A,B,C,D))
                & in(D,sk13(A,B,C,D))
                & open_subset(sk13(A,B,C,D),A)
                & element(sk13(A,B,C,D),powerset(the_carrier(A))) )
              | in(D,C) )
            & ( ~ disjoint(B,E)
              | ~ in(D,E)
              | ~ open_subset(E,A)
              | ~ element(E,powerset(the_carrier(A)))
              | ~ in(D,C) ) )
          | ~ in(D,the_carrier(A))
          | C != topstr_closure(A,B) ) )
      | ~ element(C,powerset(the_carrier(A)))
      | ~ element(B,powerset(the_carrier(A)))
      | ~ top_str(A) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk13,sk14,sk15])],[f61_nnf]) ).

cnf(c176,plain,
    ( ~ disjoint(X1,X4)
    | ~ in(X3,X4)
    | ~ open_subset(X4,X0)
    | ~ element(X4,powerset(the_carrier(X0)))
    | ~ in(X3,X2)
    | ~ in(X3,the_carrier(X0))
    | X2 != topstr_closure(X0,X1)
    | ~ element(X2,powerset(the_carrier(X0)))
    | ~ element(X1,powerset(the_carrier(X0)))
    | ~ top_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f61_sk]) ).

fof(f89,axiom,
    ! [A] :
      ( relation(A)
     => ! [B,C] :
          ( C = fiber(A,B)
        <=> ! [D] :
              ( in(D,C)
            <=> ( in(ordered_pair(D,B),A)
                & D != B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_wellord1) ).

fof(f89_nnf,plain,
    ! [A] :
      ( ! [B,C] :
          ( ( ? [D] :
                ( ( in(ordered_pair(D,B),A)
                  & D != B
                  & ~ in(D,C) )
                | ( ( ~ in(ordered_pair(D,B),A)
                    | D = B )
                  & in(D,C) ) )
            | C = fiber(A,B) )
          & ( ! [D] :
                ( ( ~ in(ordered_pair(D,B),A)
                  | D = B
                  | in(D,C) )
                & ( ( in(ordered_pair(D,B),A)
                    & D != B )
                  | ~ in(D,C) ) )
            | C != fiber(A,B) ) )
      | ~ relation(A) ),
    inference(nnf_transformation,[status(thm)],[f89]) ).

fof(f89_sk,plain,
    ! [A,C,B,D] :
      ( ( ( ( in(ordered_pair(sk46(A,B,C),B),A)
            & sk46(A,B,C) != B
            & ~ in(sk46(A,B,C),C) )
          | ( ( ~ in(ordered_pair(sk46(A,B,C),B),A)
              | sk46(A,B,C) = B )
            & in(sk46(A,B,C),C) )
          | C = fiber(A,B) )
        & ( ( ( ~ in(ordered_pair(D,B),A)
              | D = B
              | in(D,C) )
            & ( ( in(ordered_pair(D,B),A)
                & D != B )
              | ~ in(D,C) ) )
          | C != fiber(A,B) ) )
      | ~ relation(A) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk46])],[f89_nnf]) ).

cnf(c320,plain,
    ( X3 != X1
    | ~ in(X3,X2)
    | X2 != fiber(X0,X1)
    | ~ relation(X0) ),
    inference(cnf_transformation,[status(esa)],[f89_sk]) ).

fof(f91,axiom,
    ! [A] :
      ( A = empty_set
    <=> ! [B] : ~ in(B,A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_xboole_0) ).

fof(f91_nnf,plain,
    ! [A] :
      ( ( ? [B] : in(B,A)
        | A = empty_set )
      & ( ! [B] : ~ in(B,A)
        | A != empty_set ) ),
    inference(nnf_transformation,[status(thm)],[f91]) ).

fof(f91_sk,plain,
    ! [A,B] :
      ( ( in(sk49(A),A)
        | A = empty_set )
      & ( ~ in(B,A)
        | A != empty_set ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk49])],[f91_nnf]) ).

cnf(c338,plain,
    ( ~ in(X1,X0)
    | X0 != empty_set ),
    inference(cnf_transformation,[status(esa)],[f91_sk]) ).

fof(f95,axiom,
    ! [A] :
      ( centered(A)
    <=> ( ! [B] :
            ~ ( set_meet(B) = empty_set
              & finite(B)
              & subset(B,A)
              & B != empty_set )
        & A != empty_set ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_compts_1) ).

fof(f95_nnf,plain,
    ! [A] :
      ( ( ? [B] :
            ( set_meet(B) = empty_set
            & finite(B)
            & subset(B,A)
            & B != empty_set )
        | A = empty_set
        | centered(A) )
      & ( ( ! [B] :
              ( set_meet(B) != empty_set
              | ~ finite(B)
              | ~ subset(B,A)
              | B = empty_set )
          & A != empty_set )
        | ~ centered(A) ) ),
    inference(nnf_transformation,[status(thm)],[f95]) ).

fof(f95_sk,plain,
    ! [A,B] :
      ( ( ( set_meet(sk52(A)) = empty_set
          & finite(sk52(A))
          & subset(sk52(A),A)
          & sk52(A) != empty_set )
        | A = empty_set
        | centered(A) )
      & ( ( ( set_meet(B) != empty_set
            | ~ finite(B)
            | ~ subset(B,A)
            | B = empty_set )
          & A != empty_set )
        | ~ centered(A) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk52])],[f95_nnf]) ).

cnf(c352,plain,
    ( X0 != empty_set
    | ~ centered(X0) ),
    inference(cnf_transformation,[status(esa)],[f95_sk]) ).

fof(f104,axiom,
    ! [A,B] :
      ( element(B,A)
     => ( proper_element(B,A)
      <=> B != union(A) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_tex_2) ).

fof(f104_nnf,plain,
    ! [A,B] :
      ( ( ( B = union(A)
          | proper_element(B,A) )
        & ( B != union(A)
          | ~ proper_element(B,A) ) )
      | ~ element(B,A) ),
    inference(nnf_transformation,[status(thm)],[f104]) ).

fof(f104_sk,plain,
    ! [B,A] :
      ( ( ( B = union(A)
          | proper_element(B,A) )
        & ( B != union(A)
          | ~ proper_element(B,A) ) )
      | ~ element(B,A) ),
    inference(skolemisation,[status(esa)],[f104_nnf]) ).

cnf(c386,plain,
    ( X1 != union(X0)
    | ~ proper_element(X1,X0)
    | ~ element(X1,X0) ),
    inference(cnf_transformation,[status(esa)],[f104_sk]) ).

fof(f127,axiom,
    ! [A,B,C] :
      ( C = set_difference(A,B)
    <=> ! [D] :
          ( in(D,C)
        <=> ( ~ in(D,B)
            & in(D,A) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_xboole_0) ).

fof(f127_nnf,plain,
    ! [A,B,C] :
      ( ( ? [D] :
            ( ( ~ in(D,B)
              & in(D,A)
              & ~ in(D,C) )
            | ( ( in(D,B)
                | ~ in(D,A) )
              & in(D,C) ) )
        | C = set_difference(A,B) )
      & ( ! [D] :
            ( ( in(D,B)
              | ~ in(D,A)
              | in(D,C) )
            & ( ( ~ in(D,B)
                & in(D,A) )
              | ~ in(D,C) ) )
        | C != set_difference(A,B) ) ),
    inference(nnf_transformation,[status(thm)],[f127]) ).

fof(f127_sk,plain,
    ! [C,A,B,D] :
      ( ( ( ~ in(sk87(A,B,C),B)
          & in(sk87(A,B,C),A)
          & ~ in(sk87(A,B,C),C) )
        | ( ( in(sk87(A,B,C),B)
            | ~ in(sk87(A,B,C),A) )
          & in(sk87(A,B,C),C) )
        | C = set_difference(A,B) )
      & ( ( ( in(D,B)
            | ~ in(D,A)
            | in(D,C) )
          & ( ( ~ in(D,B)
              & in(D,A) )
            | ~ in(D,C) ) )
        | C != set_difference(A,B) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk87])],[f127_nnf]) ).

cnf(c499,plain,
    ( ~ in(X3,X1)
    | ~ in(X3,X2)
    | X2 != set_difference(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f127_sk]) ).

fof(f155,axiom,
    ! [A,B] :
      ( proper_subset(A,B)
    <=> ( A != B
        & subset(A,B) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d8_xboole_0) ).

fof(f155_nnf,plain,
    ! [A,B] :
      ( ( A = B
        | ~ subset(A,B)
        | proper_subset(A,B) )
      & ( ( A != B
          & subset(A,B) )
        | ~ proper_subset(A,B) ) ),
    inference(nnf_transformation,[status(thm)],[f155]) ).

fof(f155_sk,plain,
    ! [A,B] :
      ( ( A = B
        | ~ subset(A,B)
        | proper_subset(A,B) )
      & ( ( A != B
          & subset(A,B) )
        | ~ proper_subset(A,B) ) ),
    inference(skolemisation,[status(esa)],[f155_nnf]) ).

cnf(c640,plain,
    ( X0 != X1
    | ~ proper_subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f155_sk]) ).

fof(f270,axiom,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_finset_1) ).

fof(f270_nnf,plain,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    inference(nnf_transformation,[status(thm)],[f270]) ).

fof(f270_sk,plain,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    inference(skolemisation,[status(esa)],[f270_nnf]) ).

cnf(c808,plain,
    ~ empty(singleton(X0)),
    inference(cnf_transformation,[status(esa)],[f270_sk]) ).

fof(f271,axiom,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_finsub_1) ).

fof(f271_nnf,plain,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f271]) ).

fof(f271_sk,plain,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    inference(skolemisation,[status(esa)],[f271_nnf]) ).

cnf(c810,plain,
    ~ empty(powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f271_sk]) ).

fof(f273,axiom,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_lattice3) ).

fof(f273_nnf,plain,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    inference(nnf_transformation,[status(thm)],[f273]) ).

fof(f273_sk,plain,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    inference(skolemisation,[status(esa)],[f273_nnf]) ).

cnf(c816,plain,
    ~ empty_carrier(boole_lattice(X0)),
    inference(cnf_transformation,[status(esa)],[f273_sk]) ).

fof(f275,axiom,
    ! [A] : ~ empty(succ(A)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_ordinal1) ).

fof(f275_nnf,plain,
    ! [A] : ~ empty(succ(A)),
    inference(nnf_transformation,[status(thm)],[f275]) ).

fof(f275_sk,plain,
    ! [A] : ~ empty(succ(A)),
    inference(skolemisation,[status(esa)],[f275_nnf]) ).

cnf(c820,plain,
    ~ empty(succ(X0)),
    inference(cnf_transformation,[status(esa)],[f275_sk]) ).

fof(f276,axiom,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_ordinal2) ).

fof(f276_nnf,plain,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    inference(nnf_transformation,[status(thm)],[f276]) ).

fof(f276_sk,plain,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    inference(skolemisation,[status(esa)],[f276_nnf]) ).

cnf(c824,plain,
    ~ empty(omega),
    inference(cnf_transformation,[status(esa)],[f276_sk]) ).

fof(f280,axiom,
    ! [A] : ~ empty(powerset(A)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_subset_1) ).

fof(f280_nnf,plain,
    ! [A] : ~ empty(powerset(A)),
    inference(nnf_transformation,[status(thm)],[f280]) ).

fof(f280_sk,plain,
    ! [A] : ~ empty(powerset(A)),
    inference(skolemisation,[status(esa)],[f280_nnf]) ).

cnf(c833,plain,
    ~ empty(powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f280_sk]) ).

fof(f282,axiom,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_zfmisc_1) ).

fof(f282_nnf,plain,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    inference(nnf_transformation,[status(thm)],[f282]) ).

fof(f282_sk,plain,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    inference(skolemisation,[status(esa)],[f282_nnf]) ).

cnf(c835,plain,
    ~ empty(ordered_pair(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f282_sk]) ).

fof(f286,axiom,
    ! [A] :
      ( ( natural(A)
        & ordinal(A) )
     => ( natural(succ(A))
        & ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_arytm_3) ).

fof(f286_nnf,plain,
    ! [A] :
      ( ( natural(succ(A))
        & ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) )
      | ~ natural(A)
      | ~ ordinal(A) ),
    inference(nnf_transformation,[status(thm)],[f286]) ).

fof(f286_sk,plain,
    ! [A] :
      ( ( natural(succ(A))
        & ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) )
      | ~ natural(A)
      | ~ ordinal(A) ),
    inference(skolemisation,[status(esa)],[f286_nnf]) ).

cnf(c840,plain,
    ( ~ empty(succ(X0))
    | ~ natural(X0)
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f286_sk]) ).

fof(f289,axiom,
    ! [A] :
      ( lattice(boole_lattice(A))
      & join_absorbing(boole_lattice(A))
      & meet_absorbing(boole_lattice(A))
      & meet_associative(boole_lattice(A))
      & meet_commutative(boole_lattice(A))
      & join_associative(boole_lattice(A))
      & join_commutative(boole_lattice(A))
      & strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_lattice3) ).

fof(f289_nnf,plain,
    ! [A] :
      ( lattice(boole_lattice(A))
      & join_absorbing(boole_lattice(A))
      & meet_absorbing(boole_lattice(A))
      & meet_associative(boole_lattice(A))
      & meet_commutative(boole_lattice(A))
      & join_associative(boole_lattice(A))
      & join_commutative(boole_lattice(A))
      & strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    inference(nnf_transformation,[status(thm)],[f289]) ).

fof(f289_sk,plain,
    ! [A] :
      ( lattice(boole_lattice(A))
      & join_absorbing(boole_lattice(A))
      & meet_absorbing(boole_lattice(A))
      & meet_associative(boole_lattice(A))
      & meet_commutative(boole_lattice(A))
      & join_associative(boole_lattice(A))
      & join_commutative(boole_lattice(A))
      & strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    inference(skolemisation,[status(esa)],[f289_nnf]) ).

cnf(c852,plain,
    ~ empty_carrier(boole_lattice(X0)),
    inference(cnf_transformation,[status(esa)],[f289_sk]) ).

fof(f295,axiom,
    ! [A] : ~ empty(singleton(A)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_subset_1) ).

fof(f295_nnf,plain,
    ! [A] : ~ empty(singleton(A)),
    inference(nnf_transformation,[status(thm)],[f295]) ).

fof(f295_sk,plain,
    ! [A] : ~ empty(singleton(A)),
    inference(skolemisation,[status(esa)],[f295_nnf]) ).

cnf(c882,plain,
    ~ empty(singleton(X0)),
    inference(cnf_transformation,[status(esa)],[f295_sk]) ).

fof(f312,axiom,
    ! [A] :
      ( ordinal(A)
     => ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc3_ordinal1) ).

fof(f312_nnf,plain,
    ! [A] :
      ( ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) )
      | ~ ordinal(A) ),
    inference(nnf_transformation,[status(thm)],[f312]) ).

fof(f312_sk,plain,
    ! [A] :
      ( ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) )
      | ~ ordinal(A) ),
    inference(skolemisation,[status(esa)],[f312_nnf]) ).

cnf(c930,plain,
    ( ~ empty(succ(X0))
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f312_sk]) ).

fof(f314,axiom,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc3_subset_1) ).

fof(f314_nnf,plain,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    inference(nnf_transformation,[status(thm)],[f314]) ).

fof(f314_sk,plain,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    inference(skolemisation,[status(esa)],[f314_nnf]) ).

cnf(c935,plain,
    ~ empty(unordered_pair(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f314_sk]) ).

fof(f349,axiom,
    ! [A,B] : ~ proper_subset(A,A),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',irreflexivity_r2_xboole_0) ).

fof(f349_nnf,plain,
    ! [A,B] : ~ proper_subset(A,A),
    inference(nnf_transformation,[status(thm)],[f349]) ).

fof(f349_sk,plain,
    ! [A] : ~ proper_subset(A,A),
    inference(skolemisation,[status(esa)],[f349_nnf]) ).

cnf(c1015,plain,
    ~ proper_subset(X0,X0),
    inference(cnf_transformation,[status(esa)],[f349_sk]) ).

fof(f351,lemma,
    ! [A] : singleton(A) != empty_set,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l1_zfmisc_1) ).

fof(f351_nnf,plain,
    ! [A] : singleton(A) != empty_set,
    inference(nnf_transformation,[status(thm)],[f351]) ).

fof(f351_sk,plain,
    ! [A] : singleton(A) != empty_set,
    inference(skolemisation,[status(esa)],[f351_nnf]) ).

cnf(c1019,plain,
    singleton(X0) != empty_set,
    inference(cnf_transformation,[status(esa)],[f351_sk]) ).

fof(f353,lemma,
    ! [A,B] :
      ~ ( in(A,B)
        & disjoint(singleton(A),B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l25_zfmisc_1) ).

fof(f353_nnf,plain,
    ! [A,B] :
      ( ~ in(A,B)
      | ~ disjoint(singleton(A),B) ),
    inference(nnf_transformation,[status(thm)],[f353]) ).

fof(f353_sk,plain,
    ! [A,B] :
      ( ~ in(A,B)
      | ~ disjoint(singleton(A),B) ),
    inference(skolemisation,[status(esa)],[f353_nnf]) ).

cnf(c1021,plain,
    ( ~ in(X0,X1)
    | ~ disjoint(singleton(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f353_sk]) ).

fof(f370,axiom,
    ? [A] :
      ( natural(A)
      & ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_arytm_3) ).

fof(f370_nnf,plain,
    ? [A] :
      ( natural(A)
      & ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f370]) ).

fof(f370_sk,plain,
    ( natural(sk150)
    & ordinal(sk150)
    & epsilon_connected(sk150)
    & epsilon_transitive(sk150)
    & ~ empty(sk150) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk150])],[f370_nnf]) ).

cnf(c1060,plain,
    ~ empty(sk150),
    inference(cnf_transformation,[status(esa)],[f370_sk]) ).

fof(f371,axiom,
    ? [A] :
      ( finite(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_finset_1) ).

fof(f371_nnf,plain,
    ? [A] :
      ( finite(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f371]) ).

fof(f371_sk,plain,
    ( finite(sk151)
    & ~ empty(sk151) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk151])],[f371_nnf]) ).

cnf(c1065,plain,
    ~ empty(sk151),
    inference(cnf_transformation,[status(esa)],[f371_sk]) ).

fof(f374,axiom,
    ? [A] :
      ( v5_membered(A)
      & v4_membered(A)
      & v3_membered(A)
      & v2_membered(A)
      & v1_membered(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_membered) ).

fof(f374_nnf,plain,
    ? [A] :
      ( v5_membered(A)
      & v4_membered(A)
      & v3_membered(A)
      & v2_membered(A)
      & v1_membered(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f374]) ).

fof(f374_sk,plain,
    ( v5_membered(sk154)
    & v4_membered(sk154)
    & v3_membered(sk154)
    & v2_membered(sk154)
    & v1_membered(sk154)
    & ~ empty(sk154) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk154])],[f374_nnf]) ).

cnf(c1073,plain,
    ~ empty(sk154),
    inference(cnf_transformation,[status(esa)],[f374_sk]) ).

fof(f386,axiom,
    ? [A] :
      ( antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & strict_rel_str(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_orders_2) ).

fof(f386_nnf,plain,
    ? [A] :
      ( antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & strict_rel_str(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f386]) ).

fof(f386_sk,plain,
    ( antisymmetric_relstr(sk166)
    & transitive_relstr(sk166)
    & reflexive_relstr(sk166)
    & strict_rel_str(sk166)
    & ~ empty_carrier(sk166)
    & rel_str(sk166) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk166])],[f386_nnf]) ).

cnf(c1120,plain,
    ~ empty_carrier(sk166),
    inference(cnf_transformation,[status(esa)],[f386_sk]) ).

fof(f389,axiom,
    ? [A] :
      ( relation(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_relat_1) ).

fof(f389_nnf,plain,
    ? [A] :
      ( relation(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f389]) ).

fof(f389_sk,plain,
    ( relation(sk169)
    & ~ empty(sk169) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk169])],[f389_nnf]) ).

cnf(c1135,plain,
    ~ empty(sk169),
    inference(cnf_transformation,[status(esa)],[f389_sk]) ).

fof(f391,axiom,
    ! [A] :
    ? [B] :
      ( ~ proper_element(B,powerset(A))
      & element(B,powerset(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_tex_2) ).

fof(f391_nnf,plain,
    ! [A] :
    ? [B] :
      ( ~ proper_element(B,powerset(A))
      & element(B,powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f391]) ).

fof(f391_sk,plain,
    ! [A] :
      ( ~ proper_element(sk171(A),powerset(A))
      & element(sk171(A),powerset(A)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk171])],[f391_nnf]) ).

cnf(c1140,plain,
    ~ proper_element(sk171(X0),powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f391_sk]) ).

fof(f393,axiom,
    ? [A] : ~ empty(A),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_xboole_0) ).

fof(f393_nnf,plain,
    ? [A] : ~ empty(A),
    inference(nnf_transformation,[status(thm)],[f393]) ).

fof(f393_sk,plain,
    ~ empty(sk173),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk173])],[f393_nnf]) ).

cnf(c1144,plain,
    ~ empty(sk173),
    inference(cnf_transformation,[status(esa)],[f393_sk]) ).

fof(f397,axiom,
    ? [A] :
      ( ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_ordinal1) ).

fof(f397_nnf,plain,
    ? [A] :
      ( ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f397]) ).

fof(f397_sk,plain,
    ( ordinal(sk177)
    & epsilon_connected(sk177)
    & epsilon_transitive(sk177)
    & ~ empty(sk177) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk177])],[f397_nnf]) ).

cnf(c1153,plain,
    ~ empty(sk177),
    inference(cnf_transformation,[status(esa)],[f397_sk]) ).

fof(f400,axiom,
    ? [A] :
      ( ~ empty_carrier(A)
      & one_sorted_str(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_struct_0) ).

fof(f400_nnf,plain,
    ? [A] :
      ( ~ empty_carrier(A)
      & one_sorted_str(A) ),
    inference(nnf_transformation,[status(thm)],[f400]) ).

fof(f400_sk,plain,
    ( ~ empty_carrier(sk180)
    & one_sorted_str(sk180) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk180])],[f400_nnf]) ).

cnf(c1167,plain,
    ~ empty_carrier(sk180),
    inference(cnf_transformation,[status(esa)],[f400_sk]) ).

fof(f404,axiom,
    ? [A] :
      ( strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc6_lattices) ).

fof(f404_nnf,plain,
    ? [A] :
      ( strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    inference(nnf_transformation,[status(thm)],[f404]) ).

fof(f404_sk,plain,
    ( strict_latt_str(sk184)
    & ~ empty_carrier(sk184)
    & latt_str(sk184) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk184])],[f404_nnf]) ).

cnf(c1177,plain,
    ~ empty_carrier(sk184),
    inference(cnf_transformation,[status(esa)],[f404_sk]) ).

fof(f407,axiom,
    ? [A] :
      ( lattice(A)
      & join_absorbing(A)
      & meet_absorbing(A)
      & meet_associative(A)
      & meet_commutative(A)
      & join_associative(A)
      & join_commutative(A)
      & strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc9_lattices) ).

fof(f407_nnf,plain,
    ? [A] :
      ( lattice(A)
      & join_absorbing(A)
      & meet_absorbing(A)
      & meet_associative(A)
      & meet_commutative(A)
      & join_associative(A)
      & join_commutative(A)
      & strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    inference(nnf_transformation,[status(thm)],[f407]) ).

fof(f407_sk,plain,
    ( lattice(sk187)
    & join_absorbing(sk187)
    & meet_absorbing(sk187)
    & meet_associative(sk187)
    & meet_commutative(sk187)
    & join_associative(sk187)
    & join_commutative(sk187)
    & strict_latt_str(sk187)
    & ~ empty_carrier(sk187)
    & latt_str(sk187) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk187])],[f407_nnf]) ).

cnf(c1185,plain,
    ~ empty_carrier(sk187),
    inference(cnf_transformation,[status(esa)],[f407_sk]) ).

fof(f439,lemma,
    ( ( ! [D] :
          ( ordinal(D)
         => ( ( ! [K] :
                  ( ordinal(K)
                 => ( in(K,D)
                   => ( in(K,omega)
                     => ! [L] :
                          ( element(L,powerset(powerset(K)))
                         => ~ ( ! [M] :
                                  ~ ( ! [N] :
                                        ( ( subset(M,N)
                                          & in(N,L) )
                                       => N = M )
                                    & in(M,L) )
                              & L != empty_set ) ) ) ) )
              & being_limit_ordinal(D) )
           => ( ( in(D,omega)
               => ! [O] :
                    ( element(O,powerset(powerset(D)))
                   => ~ ( ! [P] :
                            ~ ( ! [Q] :
                                  ( ( subset(P,Q)
                                    & in(Q,O) )
                                 => Q = P )
                              & in(P,O) )
                        & O != empty_set ) ) )
              | D = empty_set ) ) )
      & ! [D] :
          ( ordinal(D)
         => ( ( in(D,omega)
             => ! [E] :
                  ( element(E,powerset(powerset(D)))
                 => ~ ( ! [F] :
                          ~ ( ! [G] :
                                ( ( subset(F,G)
                                  & in(G,E) )
                               => G = F )
                            & in(F,E) )
                      & E != empty_set ) ) )
           => ( in(succ(D),omega)
             => ! [H] :
                  ( element(H,powerset(powerset(succ(D))))
                 => ~ ( ! [I] :
                          ~ ( ! [J] :
                                ( ( subset(I,J)
                                  & in(J,H) )
                               => J = I )
                            & in(I,H) )
                      & H != empty_set ) ) ) ) )
      & ( in(empty_set,omega)
       => ! [A] :
            ( element(A,powerset(powerset(empty_set)))
           => ~ ( ! [B] :
                    ~ ( ! [C] :
                          ( ( subset(B,C)
                            & in(C,A) )
                         => C = B )
                      & in(B,A) )
                & A != empty_set ) ) ) )
   => ! [D] :
        ( ordinal(D)
       => ( in(D,omega)
         => ! [R] :
              ( element(R,powerset(powerset(D)))
             => ~ ( ! [S] :
                      ~ ( ! [T] :
                            ( ( subset(S,T)
                              & in(T,R) )
                           => T = S )
                        & in(S,R) )
                  & R != empty_set ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',s1_ordinal2__e18_27__finset_1) ).

fof(f439_nnf,plain,
    ( ! [D] :
        ( ! [R] :
            ( ? [S] :
                ( ! [T] :
                    ( T = S
                    | ~ subset(S,T)
                    | ~ in(T,R) )
                & in(S,R) )
            | R = empty_set
            | ~ element(R,powerset(powerset(D))) )
        | ~ in(D,omega)
        | ~ ordinal(D) )
    | ? [D] :
        ( ? [O] :
            ( ! [P] :
                ( ? [Q] :
                    ( Q != P
                    & subset(P,Q)
                    & in(Q,O) )
                | ~ in(P,O) )
            & O != empty_set
            & element(O,powerset(powerset(D))) )
        & in(D,omega)
        & D != empty_set
        & ! [K] :
            ( ! [L] :
                ( ? [M] :
                    ( ! [N] :
                        ( N = M
                        | ~ subset(M,N)
                        | ~ in(N,L) )
                    & in(M,L) )
                | L = empty_set
                | ~ element(L,powerset(powerset(K))) )
            | ~ in(K,omega)
            | ~ in(K,D)
            | ~ ordinal(K) )
        & being_limit_ordinal(D)
        & ordinal(D) )
    | ? [D] :
        ( ? [H] :
            ( ! [I] :
                ( ? [J] :
                    ( J != I
                    & subset(I,J)
                    & in(J,H) )
                | ~ in(I,H) )
            & H != empty_set
            & element(H,powerset(powerset(succ(D)))) )
        & in(succ(D),omega)
        & ( ! [E] :
              ( ? [F] :
                  ( ! [G] :
                      ( G = F
                      | ~ subset(F,G)
                      | ~ in(G,E) )
                  & in(F,E) )
              | E = empty_set
              | ~ element(E,powerset(powerset(D))) )
          | ~ in(D,omega) )
        & ordinal(D) )
    | ( ? [A] :
          ( ! [B] :
              ( ? [C] :
                  ( C != B
                  & subset(B,C)
                  & in(C,A) )
              | ~ in(B,A) )
          & A != empty_set
          & element(A,powerset(powerset(empty_set))) )
      & in(empty_set,omega) ) ),
    inference(nnf_transformation,[status(thm)],[f439]) ).

fof(f439_sk,plain,
    ! [B,E,G,I,K,L,N,P,D,R,T] :
      ( ( ( T = sk221(D,R)
          | ~ subset(sk221(D,R),T)
          | ~ in(T,R) )
        & in(sk221(D,R),R) )
      | R = empty_set
      | ~ element(R,powerset(powerset(D)))
      | ~ in(D,omega)
      | ~ ordinal(D)
      | ( ( ( sk220(P) != P
            & subset(P,sk220(P))
            & in(sk220(P),sk219) )
          | ~ in(P,sk219) )
        & sk219 != empty_set
        & element(sk219,powerset(powerset(sk217)))
        & in(sk217,omega)
        & sk217 != empty_set
        & ( ( ( N = sk218(K,L)
              | ~ subset(sk218(K,L),N)
              | ~ in(N,L) )
            & in(sk218(K,L),L) )
          | L = empty_set
          | ~ element(L,powerset(powerset(K)))
          | ~ in(K,omega)
          | ~ in(K,sk217)
          | ~ ordinal(K) )
        & being_limit_ordinal(sk217)
        & ordinal(sk217) )
      | ( ( ( sk216(I) != I
            & subset(I,sk216(I))
            & in(sk216(I),sk215) )
          | ~ in(I,sk215) )
        & sk215 != empty_set
        & element(sk215,powerset(powerset(succ(sk213))))
        & in(succ(sk213),omega)
        & ( ( ( G = sk214(E)
              | ~ subset(sk214(E),G)
              | ~ in(G,E) )
            & in(sk214(E),E) )
          | E = empty_set
          | ~ element(E,powerset(powerset(sk213)))
          | ~ in(sk213,omega) )
        & ordinal(sk213) )
      | ( ( ( sk212(B) != B
            & subset(B,sk212(B))
            & in(sk212(B),sk211) )
          | ~ in(B,sk211) )
        & sk211 != empty_set
        & element(sk211,powerset(powerset(empty_set)))
        & in(empty_set,omega) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk211,sk212,sk213,sk214,sk215,sk216,sk217,sk218,sk219,sk220,sk221])],[f439_nnf]) ).

cnf(c1423,plain,
    ( sk212(X1) != X1
    | ~ def1(X1) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1428,plain,
    ( sk211 != empty_set
    | ~ def3(X1) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1437,plain,
    ( ~ subset(sk214(X4),X6)
    | ~ in(X6,X4)
    | ~ def6(X6,X4) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1459,plain,
    ( sk216(X8) != X8
    | ~ def13(X8) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1464,plain,
    ( sk215 != empty_set
    | ~ def15(X8) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1482,plain,
    ( ~ subset(sk218(X10,X11),X13)
    | ~ in(X13,X11)
    | ~ def21(X13,X11,X10) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1513,plain,
    ( sk220(X15) != X15
    | ~ def31(X15) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1518,plain,
    ( sk219 != empty_set
    | ~ def33(X15) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1527,plain,
    ( sk217 != empty_set
    | ~ def36(X15) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

cnf(c1539,plain,
    ( ~ subset(sk221(X3,X17),X19)
    | ~ in(X19,X17)
    | ~ def40(X19,X17,X3) ),
    inference(cnf_transformation,[status(esa),new_symbols(definition,[def0,def1,def2,def3,def4,def5,def6,def7,def8,def9,def10,def11,def12,def13,def14,def15,def16,def17,def18,def19,def20,def21,def22,def23,def24,def25,def26,def27,def28,def29,def30,def31,def32,def33,def34,def35,def36,def37,def38,def39,def40,def41,def42,def43,def44,def45,def46,def47])],[f439_sk]) ).

fof(f599,lemma,
    ! [A,B,C] :
      ~ ( in(C,A)
        & in(B,C)
        & in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_ordinal1) ).

fof(f599_nnf,plain,
    ! [A,B,C] :
      ( ~ in(C,A)
      | ~ in(B,C)
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f599]) ).

fof(f599_sk,plain,
    ! [A,B,C] :
      ( ~ in(C,A)
      | ~ in(B,C)
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f599_nnf]) ).

cnf(c3039,plain,
    ( ~ in(X2,X0)
    | ~ in(X1,X2)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f599_sk]) ).

fof(f602,lemma,
    ! [A,B] :
      ( ~ ( disjoint(A,B)
          & ? [C] :
              ( in(C,B)
              & in(C,A) ) )
      & ~ ( ! [C] :
              ~ ( in(C,B)
                & in(C,A) )
          & ~ disjoint(A,B) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_xboole_0) ).

fof(f602_nnf,plain,
    ! [A,B] :
      ( ( ~ disjoint(A,B)
        | ! [C] :
            ( ~ in(C,B)
            | ~ in(C,A) ) )
      & ( ? [C] :
            ( in(C,B)
            & in(C,A) )
        | disjoint(A,B) ) ),
    inference(nnf_transformation,[status(thm)],[f602]) ).

fof(f602_sk,plain,
    ! [A,B,C] :
      ( ( ~ disjoint(A,B)
        | ~ in(C,B)
        | ~ in(C,A) )
      & ( ( in(sk452(A,B),B)
          & in(sk452(A,B),A) )
        | disjoint(A,B) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk452])],[f602_nnf]) ).

cnf(c3045,plain,
    ( ~ disjoint(X0,X1)
    | ~ in(X2,X1)
    | ~ in(X2,X0) ),
    inference(cnf_transformation,[status(esa)],[f602_sk]) ).

fof(f606,lemma,
    ! [A] :
      ( ordinal(A)
     => ( ~ ( being_limit_ordinal(A)
            & ? [B] :
                ( A = succ(B)
                & ordinal(B) ) )
        & ~ ( ! [B] :
                ( ordinal(B)
               => A != succ(B) )
            & ~ being_limit_ordinal(A) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t42_ordinal1) ).

fof(f606_nnf,plain,
    ! [A] :
      ( ( ( ~ being_limit_ordinal(A)
          | ! [B] :
              ( A != succ(B)
              | ~ ordinal(B) ) )
        & ( ? [B] :
              ( A = succ(B)
              & ordinal(B) )
          | being_limit_ordinal(A) ) )
      | ~ ordinal(A) ),
    inference(nnf_transformation,[status(thm)],[f606]) ).

fof(f606_sk,plain,
    ! [A,B] :
      ( ( ( ~ being_limit_ordinal(A)
          | A != succ(B)
          | ~ ordinal(B) )
        & ( ( A = succ(sk454(A))
            & ordinal(sk454(A)) )
          | being_limit_ordinal(A) ) )
      | ~ ordinal(A) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk454])],[f606_nnf]) ).

cnf(c3054,plain,
    ( ~ being_limit_ordinal(X0)
    | X0 != succ(X1)
    | ~ ordinal(X1)
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f606_sk]) ).

fof(f630,lemma,
    ! [A,B] :
      ( ~ ( disjoint(A,B)
          & ? [C] : in(C,set_intersection2(A,B)) )
      & ~ ( ! [C] : ~ in(C,set_intersection2(A,B))
          & ~ disjoint(A,B) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t4_xboole_0) ).

fof(f630_nnf,plain,
    ! [A,B] :
      ( ( ~ disjoint(A,B)
        | ! [C] : ~ in(C,set_intersection2(A,B)) )
      & ( ? [C] : in(C,set_intersection2(A,B))
        | disjoint(A,B) ) ),
    inference(nnf_transformation,[status(thm)],[f630]) ).

fof(f630_sk,plain,
    ! [A,B,C] :
      ( ( ~ disjoint(A,B)
        | ~ in(C,set_intersection2(A,B)) )
      & ( in(sk458(A,B),set_intersection2(A,B))
        | disjoint(A,B) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk458])],[f630_nnf]) ).

cnf(c3093,plain,
    ( ~ disjoint(X0,X1)
    | ~ in(X2,set_intersection2(X0,X1)) ),
    inference(cnf_transformation,[status(esa)],[f630_sk]) ).

fof(f637,lemma,
    ! [A,B,C] :
      ( element(C,powerset(A))
     => ~ ( in(B,C)
          & in(B,subset_complement(A,C)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t54_subset_1) ).

fof(f637_nnf,plain,
    ! [A,B,C] :
      ( ~ in(B,C)
      | ~ in(B,subset_complement(A,C))
      | ~ element(C,powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f637]) ).

fof(f637_sk,plain,
    ! [C,A,B] :
      ( ~ in(B,C)
      | ~ in(B,subset_complement(A,C))
      | ~ element(C,powerset(A)) ),
    inference(skolemisation,[status(esa)],[f637_nnf]) ).

cnf(c3122,plain,
    ( ~ in(X1,X2)
    | ~ in(X1,subset_complement(X0,X2))
    | ~ element(X2,powerset(X0)) ),
    inference(cnf_transformation,[status(esa)],[f637_sk]) ).

fof(f644,axiom,
    ! [A,B,C] :
      ~ ( empty(C)
        & element(B,powerset(C))
        & in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t5_subset) ).

fof(f644_nnf,plain,
    ! [A,B,C] :
      ( ~ empty(C)
      | ~ element(B,powerset(C))
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f644]) ).

fof(f644_sk,plain,
    ! [A,B,C] :
      ( ~ empty(C)
      | ~ element(B,powerset(C))
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f644_nnf]) ).

cnf(c3132,plain,
    ( ~ empty(X2)
    | ~ element(X1,powerset(X2))
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f644_sk]) ).

fof(f645,lemma,
    ! [A,B] :
      ( element(B,powerset(A))
     => ( proper_element(B,powerset(A))
      <=> B != A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t5_tex_2) ).

fof(f645_nnf,plain,
    ! [A,B] :
      ( ( ( B = A
          | proper_element(B,powerset(A)) )
        & ( B != A
          | ~ proper_element(B,powerset(A)) ) )
      | ~ element(B,powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f645]) ).

fof(f645_sk,plain,
    ! [B,A] :
      ( ( ( B = A
          | proper_element(B,powerset(A)) )
        & ( B != A
          | ~ proper_element(B,powerset(A)) ) )
      | ~ element(B,powerset(A)) ),
    inference(skolemisation,[status(esa)],[f645_nnf]) ).

cnf(c3133,plain,
    ( X1 != X0
    | ~ proper_element(X1,powerset(X0))
    | ~ element(X1,powerset(X0)) ),
    inference(cnf_transformation,[status(esa)],[f645_sk]) ).

fof(f650,lemma,
    ! [A,B] :
      ~ ( proper_subset(B,A)
        & subset(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t60_xboole_1) ).

fof(f650_nnf,plain,
    ! [A,B] :
      ( ~ proper_subset(B,A)
      | ~ subset(A,B) ),
    inference(nnf_transformation,[status(thm)],[f650]) ).

fof(f650_sk,plain,
    ! [A,B] :
      ( ~ proper_subset(B,A)
      | ~ subset(A,B) ),
    inference(skolemisation,[status(esa)],[f650_nnf]) ).

cnf(c3141,plain,
    ( ~ proper_subset(X1,X0)
    | ~ subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f650_sk]) ).

fof(f656,lemma,
    ! [A,B] :
      ( set_difference(A,singleton(B)) = A
    <=> ~ in(B,A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t65_zfmisc_1) ).

fof(f656_nnf,plain,
    ! [A,B] :
      ( ( in(B,A)
        | set_difference(A,singleton(B)) = A )
      & ( ~ in(B,A)
        | set_difference(A,singleton(B)) != A ) ),
    inference(nnf_transformation,[status(thm)],[f656]) ).

fof(f656_sk,plain,
    ! [A,B] :
      ( ( in(B,A)
        | set_difference(A,singleton(B)) = A )
      & ( ~ in(B,A)
        | set_difference(A,singleton(B)) != A ) ),
    inference(skolemisation,[status(esa)],[f656_nnf]) ).

cnf(c3158,plain,
    ( ~ in(X1,X0)
    | set_difference(X0,singleton(X1)) != X0 ),
    inference(cnf_transformation,[status(esa)],[f656_sk]) ).

fof(f668,axiom,
    ! [A,B] :
      ~ ( empty(B)
        & in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t7_boole) ).

fof(f668_nnf,plain,
    ! [A,B] :
      ( ~ empty(B)
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f668]) ).

fof(f668_sk,plain,
    ! [A,B] :
      ( ~ empty(B)
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f668_nnf]) ).

cnf(c3178,plain,
    ( ~ empty(X1)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f668_sk]) ).

fof(f671,axiom,
    ! [A,B] :
      ~ ( ! [C] :
            ~ ( ! [D] :
                  ~ ( in(D,C)
                    & in(D,B) )
              & in(C,B) )
        & in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t7_tarski) ).

fof(f671_nnf,plain,
    ! [A,B] :
      ( ? [C] :
          ( ! [D] :
              ( ~ in(D,C)
              | ~ in(D,B) )
          & in(C,B) )
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f671]) ).

fof(f671_sk,plain,
    ! [A,B,D] :
      ( ( ( ~ in(D,sk470(A,B))
          | ~ in(D,B) )
        & in(sk470(A,B),B) )
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk470])],[f671_nnf]) ).

cnf(c3184,plain,
    ( ~ in(X3,sk470(X0,X1))
    | ~ in(X3,X1)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f671_sk]) ).

cnf(goal_0,negated_conjecture,
    true != false,
    inference(equality_encoding,[status(esa)],[c2,c3,c176,c320,c338,c352,c386,c499,c640,c808,c810,c816,c820,c824,c833,c835,c840,c852,c882,c930,c935,c1015,c1019,c1021,c1060,c1065,c1073,c1120,c1135,c1140,c1144,c1153,c1167,c1177,c1185,c1423,c1428,c1437,c1459,c1464,c1482,c1513,c1518,c1527,c1539,c3039,c3045,c3054,c3093,c3122,c3132,c3133,c3141,c3151,c3158,c3178,c3184]) ).

cnf(g0_0,plain,
    true != true,
    inference(rw,[status(thm)],[goal_0,t24391]) ).

cnf(contradiction_0,plain,
    $false,
    inference(trivial_inequality_removal,[status(thm)],[g0_0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU362+2 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.04  % Command  : run_findproof /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.10/5.36  % Computer : n007.cluster.edu
% 0.10/5.36  % Model    : x86_64 x86_64
% 0.10/5.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/5.36  % Memory   : 8046.5625MB
% 0.10/5.36  % OS       : Linux 6.8.0-71-generic
% 0.10/5.36  % CPULimit : 300
% 0.10/5.36  % WCLimit  : 300
% 0.10/5.36  % DateTime : Thu Sep 24 13:48:44 UTC 2026
% 0.10/5.36  % CPUTime  : 
% 0.10/5.36  Running run_findproof /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 157.92/25.34  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 157.92/25.34  % SZS output start Proof for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
%------------------------------------------------------------------------------