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FindProof---0.1.THM-Prf.s

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%------------------------------------------------------------------------------
% File     : FindProof---0.1
% Problem  : SEU374+2 : TPTP v9.3.1. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300

% Computer : n001.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 02:51:53 PM UTC 2026

% Result   : Theorem 80.06s 10.52s
% Output   : Proof 80.06s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   53
%            Number of leaves      :   79
% Syntax   : Number of formulae    :  485 ( 241 unt;   0 def)
%            Number of atoms       : 1720 ( 329 equ)
%            Maximal formula atoms :   49 (   3 avg)
%            Number of connectives : 1856 ( 621   ~; 349   |; 793   &)
%                                         (  17 <=>;  76  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   27 (   4 avg)
%            Maximal term depth    :    6 (   1 avg)
%            Number of predicates  :   73 (  71 usr;   1 prp; 0-3 aty)
%            Number of functors    :   72 (  72 usr;  34 con; 0-4 aty)
%            Number of variables   :  715 (  50 sgn 404   !;  70   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f181,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/sandbox2/benchmark/theBenchmark.p',d9_orders_2) ).

fof(f181_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)],[f181]) ).

fof(f181_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)],[f181_nnf]) ).

cnf(c742,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)],[f181_sk]) ).

cnf(t179,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)],[c742]) ).

cnf(t275,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)],[t179]) ).

fof(f404,lemma,
    ! [A,B] :
      ( subset(singleton(A),B)
    <=> in(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l2_zfmisc_1) ).

fof(f404_nnf,plain,
    ! [A,B] :
      ( ( ~ in(A,B)
        | subset(singleton(A),B) )
      & ( in(A,B)
        | ~ subset(singleton(A),B) ) ),
    inference(nnf_transformation,[status(thm)],[f404]) ).

fof(f404_sk,plain,
    ! [A,B] :
      ( ( ~ in(A,B)
        | subset(singleton(A),B) )
      & ( in(A,B)
        | ~ subset(singleton(A),B) ) ),
    inference(skolemisation,[status(esa)],[f404_nnf]) ).

cnf(c1222,plain,
    ( in(X0,X1)
    | ~ subset(singleton(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f404_sk]) ).

cnf(t107,plain,
    ifeq(subset(singleton(X1),X2),true,in(X1,X2),true) = true,
    inference(equality_encoding,[status(esa)],[c1222]) ).

cnf(t254,plain,
    ifeq(subset(singleton(X1),X2),true,in(X1,X2),true) = true,
    inference(orient,[status(thm)],[t107]) ).

fof(f406,lemma,
    ! [A,B] :
      ( set_difference(A,B) = empty_set
    <=> subset(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l32_xboole_1) ).

fof(f406_nnf,plain,
    ! [A,B] :
      ( ( ~ subset(A,B)
        | set_difference(A,B) = empty_set )
      & ( subset(A,B)
        | set_difference(A,B) != empty_set ) ),
    inference(nnf_transformation,[status(thm)],[f406]) ).

fof(f406_sk,plain,
    ! [A,B] :
      ( ( ~ subset(A,B)
        | set_difference(A,B) = empty_set )
      & ( subset(A,B)
        | set_difference(A,B) != empty_set ) ),
    inference(skolemisation,[status(esa)],[f406_nnf]) ).

cnf(c1226,plain,
    ( subset(X0,X1)
    | set_difference(X0,X1) != empty_set ),
    inference(cnf_transformation,[status(esa)],[f406_sk]) ).

cnf(t99,plain,
    ifeq(set_difference(X1,X2),empty_set,subset(X1,X2),true) = true,
    inference(equality_encoding,[status(esa)],[c1226]) ).

cnf(t272,plain,
    ifeq(set_difference(X1,X2),empty_set,subset(X1,X2),true) = true,
    inference(orient,[status(thm)],[t99]) ).

cnf(c1227,plain,
    ( ~ subset(X0,X1)
    | set_difference(X0,X1) = empty_set ),
    inference(cnf_transformation,[status(esa)],[f406_sk]) ).

cnf(t101,plain,
    ifeq(subset(X1,X2),true,set_difference(X1,X2),empty_set) = empty_set,
    inference(equality_encoding,[status(esa)],[c1227]) ).

cnf(t762,plain,
    ifeq(subset(X1,X2),true,set_difference(X1,X2),empty_set) = empty_set,
    inference(orient,[status(thm)],[t101]) ).

fof(f654,lemma,
    ! [A,B,C] :
      ( subset(A,B)
     => subset(set_difference(A,C),set_difference(B,C)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t33_xboole_1) ).

fof(f654_nnf,plain,
    ! [A,B,C] :
      ( subset(set_difference(A,C),set_difference(B,C))
      | ~ subset(A,B) ),
    inference(nnf_transformation,[status(thm)],[f654]) ).

fof(f654_sk,plain,
    ! [A,B,C] :
      ( subset(set_difference(A,C),set_difference(B,C))
      | ~ subset(A,B) ),
    inference(skolemisation,[status(esa)],[f654_nnf]) ).

cnf(c3431,plain,
    ( subset(set_difference(X0,X2),set_difference(X1,X2))
    | ~ subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f654_sk]) ).

cnf(t137,plain,
    ifeq(subset(X1,X2),true,subset(set_difference(X1,X3),set_difference(X2,X3)),true) = true,
    inference(equality_encoding,[status(esa)],[c3431]) ).

cnf(t249,plain,
    ifeq(subset(X1,X2),true,subset(set_difference(X1,X3),set_difference(X2,X3)),true) = true,
    inference(orient,[status(thm)],[t137]) ).

fof(f659,lemma,
    ! [A,B] : subset(set_difference(A,B),A),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t36_xboole_1) ).

fof(f659_nnf,plain,
    ! [A,B] : subset(set_difference(A,B),A),
    inference(nnf_transformation,[status(thm)],[f659]) ).

fof(f659_sk,plain,
    ! [A,B] : subset(set_difference(A,B),A),
    inference(skolemisation,[status(esa)],[f659_nnf]) ).

cnf(c3444,plain,
    subset(set_difference(X0,X1),X0),
    inference(cnf_transformation,[status(esa)],[f659_sk]) ).

cnf(t61,plain,
    subset(set_difference(X1,X2),X1) = true,
    inference(equality_encoding,[status(esa)],[c3444]) ).

cnf(t486,plain,
    subset(set_difference(X1,X2),X1) = true,
    inference(orient,[status(thm)],[t61]) ).

cnf(t490,plain,
    true = ifeq(true,true,subset(set_difference(set_difference(X1,X2),X3),set_difference(X1,X3)),true),
    inference(cp,[status(thm)],[t249,t486]) ).

cnf(t56,plain,
    ifeq(X1,X1,X2,X3) = X2,
    introduced(definition) ).

cnf(t182,plain,
    ifeq(X1,X1,X2,X3) = X2,
    inference(orient,[status(thm)],[t56]) ).

cnf(t8415,plain,
    true = subset(set_difference(set_difference(X1,X2),X3),set_difference(X1,X3)),
    inference(step,[status(thm)],[t490,t182]) ).

cnf(t2140,plain,
    subset(set_difference(set_difference(X1,X2),X3),set_difference(X1,X3)) = true,
    inference(orient,[status(thm)],[t8415]) ).

cnf(t2162,plain,
    empty_set = ifeq(true,true,set_difference(set_difference(set_difference(X1,X2),X3),set_difference(X1,X3)),empty_set),
    inference(cp,[status(thm)],[t762,t2140]) ).

cnf(t8440,plain,
    empty_set = set_difference(set_difference(set_difference(X1,X2),X3),set_difference(X1,X3)),
    inference(step,[status(thm)],[t2162,t182]) ).

cnf(t2370,plain,
    set_difference(set_difference(set_difference(X1,X2),X3),set_difference(X1,X3)) = empty_set,
    inference(orient,[status(thm)],[t8440]) ).

fof(f79,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/sandbox2/benchmark/theBenchmark.p',d13_yellow_0) ).

fof(f79_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)],[f79]) ).

fof(f79_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)],[f79_nnf]) ).

cnf(c261,plain,
    ( subset(the_InternalRel(X1),the_InternalRel(X0))
    | ~ subrelstr(X1,X0)
    | ~ rel_str(X1)
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f79_sk]) ).

cnf(t170,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)],[c261]) ).

cnf(t287,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)],[t170]) ).

fof(f178,axiom,
    ! [A] :
      ( one_sorted_str(A)
     => ! [B] :
          ( net_str(B,A)
         => ! [C] :
              ( net_str(C,A)
             => ( subnetstr(C,A,B)
              <=> ( the_mapping(A,C) = relation_dom_restr_as_relation_of(the_carrier(B),the_carrier(A),the_mapping(A,B),the_carrier(C))
                  & subrelstr(C,B) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_yellow_6) ).

fof(f178_nnf,plain,
    ! [A] :
      ( ! [B] :
          ( ! [C] :
              ( ( ( the_mapping(A,C) != relation_dom_restr_as_relation_of(the_carrier(B),the_carrier(A),the_mapping(A,B),the_carrier(C))
                  | ~ subrelstr(C,B)
                  | subnetstr(C,A,B) )
                & ( ( the_mapping(A,C) = relation_dom_restr_as_relation_of(the_carrier(B),the_carrier(A),the_mapping(A,B),the_carrier(C))
                    & subrelstr(C,B) )
                  | ~ subnetstr(C,A,B) ) )
              | ~ net_str(C,A) )
          | ~ net_str(B,A) )
      | ~ one_sorted_str(A) ),
    inference(nnf_transformation,[status(thm)],[f178]) ).

fof(f178_sk,plain,
    ! [A,B,C] :
      ( ( ( the_mapping(A,C) != relation_dom_restr_as_relation_of(the_carrier(B),the_carrier(A),the_mapping(A,B),the_carrier(C))
          | ~ subrelstr(C,B)
          | subnetstr(C,A,B) )
        & ( ( the_mapping(A,C) = relation_dom_restr_as_relation_of(the_carrier(B),the_carrier(A),the_mapping(A,B),the_carrier(C))
            & subrelstr(C,B) )
          | ~ subnetstr(C,A,B) ) )
      | ~ net_str(C,A)
      | ~ net_str(B,A)
      | ~ one_sorted_str(A) ),
    inference(skolemisation,[status(esa)],[f178_nnf]) ).

cnf(c733,plain,
    ( subrelstr(X2,X1)
    | ~ subnetstr(X2,X0,X1)
    | ~ net_str(X2,X0)
    | ~ net_str(X1,X0)
    | ~ one_sorted_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f178_sk]) ).

cnf(t174,plain,
    ifeq(one_sorted_str(X1),true,ifeq(net_str(X2,X1),true,ifeq(net_str(X3,X1),true,ifeq(subnetstr(X3,X1,X2),true,subrelstr(X3,X2),true),true),true),true) = true,
    inference(equality_encoding,[status(esa)],[c733]) ).

cnf(t308,plain,
    ifeq(one_sorted_str(X1),true,ifeq(net_str(X2,X1),true,ifeq(net_str(X3,X1),true,ifeq(subnetstr(X3,X1,X2),true,subrelstr(X3,X2),true),true),true),true) = true,
    inference(orient,[status(thm)],[t174]) ).

fof(f604,conjecture,
    ! [A] :
      ( one_sorted_str(A)
     => ! [B] :
          ( net_str(B,A)
         => ! [C] :
              ( subnetstr(C,A,B)
             => ! [D] :
                  ( element(D,the_carrier(B))
                 => ! [E] :
                      ( element(E,the_carrier(B))
                     => ! [F] :
                          ( element(F,the_carrier(C))
                         => ! [G] :
                              ( element(G,the_carrier(C))
                             => ( ( related(C,F,G)
                                  & E = G
                                  & D = F )
                               => related(B,D,E) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t20_yellow_6) ).

fof(f604_neg,negated_conjecture,
    ~ ! [A] :
        ( one_sorted_str(A)
       => ! [B] :
            ( net_str(B,A)
           => ! [C] :
                ( subnetstr(C,A,B)
               => ! [D] :
                    ( element(D,the_carrier(B))
                   => ! [E] :
                        ( element(E,the_carrier(B))
                       => ! [F] :
                            ( element(F,the_carrier(C))
                           => ! [G] :
                                ( element(G,the_carrier(C))
                               => ( ( related(C,F,G)
                                    & E = G
                                    & D = F )
                                 => related(B,D,E) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f604]) ).

fof(f604_nnf,plain,
    ? [A] :
      ( ? [B] :
          ( ? [C] :
              ( ? [D] :
                  ( ? [E] :
                      ( ? [F] :
                          ( ? [G] :
                              ( ~ related(B,D,E)
                              & related(C,F,G)
                              & E = G
                              & D = F
                              & element(G,the_carrier(C)) )
                          & element(F,the_carrier(C)) )
                      & element(E,the_carrier(B)) )
                  & element(D,the_carrier(B)) )
              & subnetstr(C,A,B) )
          & net_str(B,A) )
      & one_sorted_str(A) ),
    inference(nnf_transformation,[status(thm)],[f604_neg]) ).

fof(f604_sk,plain,
    ( ~ related(sk478,sk480,sk481)
    & related(sk479,sk482,sk483)
    & sk481 = sk483
    & sk480 = sk482
    & element(sk483,the_carrier(sk479))
    & element(sk482,the_carrier(sk479))
    & element(sk481,the_carrier(sk478))
    & element(sk480,the_carrier(sk478))
    & subnetstr(sk479,sk477,sk478)
    & net_str(sk478,sk477)
    & one_sorted_str(sk477) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk477,sk478,sk479,sk480,sk481,sk482,sk483])],[f604_nnf]) ).

cnf(c3332,plain,
    subnetstr(sk479,sk477,sk478),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t54,plain,
    subnetstr(sk479,sk477,sk478) = true,
    inference(equality_encoding,[status(esa)],[c3332]) ).

cnf(t758,plain,
    subnetstr(sk479,sk477,sk478) = true,
    inference(orient,[status(thm)],[t54]) ).

cnf(t761,plain,
    true = ifeq(one_sorted_str(sk477),true,ifeq(net_str(sk478,sk477),true,ifeq(net_str(sk479,sk477),true,ifeq(true,true,subrelstr(sk479,sk478),true),true),true),true),
    inference(cp,[status(thm)],[t308,t758]) ).

cnf(c3330,plain,
    one_sorted_str(sk477),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t9,plain,
    one_sorted_str(sk477) = true,
    inference(equality_encoding,[status(esa)],[c3330]) ).

cnf(t730,plain,
    one_sorted_str(sk477) = true,
    inference(orient,[status(thm)],[t9]) ).

cnf(t8417,plain,
    true = ifeq(true,true,ifeq(net_str(sk478,sk477),true,ifeq(net_str(sk479,sk477),true,ifeq(true,true,subrelstr(sk479,sk478),true),true),true),true),
    inference(step,[status(thm)],[t761,t730]) ).

cnf(t8418,plain,
    true = ifeq(net_str(sk478,sk477),true,ifeq(net_str(sk479,sk477),true,ifeq(true,true,subrelstr(sk479,sk478),true),true),true),
    inference(step,[status(thm)],[t8417,t182]) ).

cnf(c3331,plain,
    net_str(sk478,sk477),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t25,plain,
    net_str(sk478,sk477) = true,
    inference(equality_encoding,[status(esa)],[c3331]) ).

cnf(t743,plain,
    net_str(sk478,sk477) = true,
    inference(orient,[status(thm)],[t25]) ).

cnf(t8419,plain,
    true = ifeq(true,true,ifeq(net_str(sk479,sk477),true,ifeq(true,true,subrelstr(sk479,sk478),true),true),true),
    inference(step,[status(thm)],[t8418,t743]) ).

cnf(t8420,plain,
    true = ifeq(net_str(sk479,sk477),true,ifeq(true,true,subrelstr(sk479,sk478),true),true),
    inference(step,[status(thm)],[t8419,t182]) ).

fof(f275,axiom,
    ! [A,B] :
      ( ( net_str(B,A)
        & one_sorted_str(A) )
     => ! [C] :
          ( subnetstr(C,A,B)
         => net_str(C,A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_m1_yellow_6) ).

fof(f275_nnf,plain,
    ! [A,B] :
      ( ! [C] :
          ( net_str(C,A)
          | ~ subnetstr(C,A,B) )
      | ~ net_str(B,A)
      | ~ one_sorted_str(A) ),
    inference(nnf_transformation,[status(thm)],[f275]) ).

fof(f275_sk,plain,
    ! [A,B,C] :
      ( net_str(C,A)
      | ~ subnetstr(C,A,B)
      | ~ net_str(B,A)
      | ~ one_sorted_str(A) ),
    inference(skolemisation,[status(esa)],[f275_nnf]) ).

cnf(c864,plain,
    ( net_str(X2,X0)
    | ~ subnetstr(X2,X0,X1)
    | ~ net_str(X1,X0)
    | ~ one_sorted_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f275_sk]) ).

cnf(t169,plain,
    ifeq(one_sorted_str(X1),true,ifeq(net_str(X2,X1),true,ifeq(subnetstr(X3,X1,X2),true,net_str(X3,X1),true),true),true) = true,
    inference(equality_encoding,[status(esa)],[c864]) ).

cnf(t312,plain,
    ifeq(one_sorted_str(X1),true,ifeq(net_str(X2,X1),true,ifeq(subnetstr(X3,X1,X2),true,net_str(X3,X1),true),true),true) = true,
    inference(orient,[status(thm)],[t169]) ).

cnf(t759,plain,
    true = ifeq(one_sorted_str(sk477),true,ifeq(net_str(sk478,sk477),true,ifeq(true,true,net_str(sk479,sk477),true),true),true),
    inference(cp,[status(thm)],[t312,t758]) ).

cnf(t8270,plain,
    true = ifeq(true,true,ifeq(net_str(sk478,sk477),true,ifeq(true,true,net_str(sk479,sk477),true),true),true),
    inference(step,[status(thm)],[t759,t730]) ).

cnf(t8271,plain,
    true = ifeq(net_str(sk478,sk477),true,ifeq(true,true,net_str(sk479,sk477),true),true),
    inference(step,[status(thm)],[t8270,t182]) ).

cnf(t8272,plain,
    true = ifeq(true,true,ifeq(true,true,net_str(sk479,sk477),true),true),
    inference(step,[status(thm)],[t8271,t743]) ).

cnf(t8273,plain,
    true = ifeq(true,true,net_str(sk479,sk477),true),
    inference(step,[status(thm)],[t8272,t182]) ).

cnf(t8274,plain,
    true = net_str(sk479,sk477),
    inference(step,[status(thm)],[t8273,t182]) ).

cnf(t948,plain,
    net_str(sk479,sk477) = true,
    inference(orient,[status(thm)],[t8274]) ).

cnf(t8421,plain,
    true = ifeq(true,true,ifeq(true,true,subrelstr(sk479,sk478),true),true),
    inference(step,[status(thm)],[t8420,t948]) ).

cnf(t8422,plain,
    true = ifeq(true,true,subrelstr(sk479,sk478),true),
    inference(step,[status(thm)],[t8421,t182]) ).

cnf(t8423,plain,
    true = subrelstr(sk479,sk478),
    inference(step,[status(thm)],[t8422,t182]) ).

cnf(t2171,plain,
    subrelstr(sk479,sk478) = true,
    inference(orient,[status(thm)],[t8423]) ).

cnf(t2172,plain,
    true = ifeq(rel_str(sk478),true,ifeq(rel_str(sk479),true,ifeq(true,true,subset(the_InternalRel(sk479),the_InternalRel(sk478)),true),true),true),
    inference(cp,[status(thm)],[t287,t2171]) ).

fof(f268,axiom,
    ! [A] :
      ( one_sorted_str(A)
     => ! [B] :
          ( net_str(B,A)
         => rel_str(B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_l1_waybel_0) ).

fof(f268_nnf,plain,
    ! [A] :
      ( ! [B] :
          ( rel_str(B)
          | ~ net_str(B,A) )
      | ~ one_sorted_str(A) ),
    inference(nnf_transformation,[status(thm)],[f268]) ).

fof(f268_sk,plain,
    ! [A,B] :
      ( rel_str(B)
      | ~ net_str(B,A)
      | ~ one_sorted_str(A) ),
    inference(skolemisation,[status(esa)],[f268_nnf]) ).

cnf(c856,plain,
    ( rel_str(X1)
    | ~ net_str(X1,X0)
    | ~ one_sorted_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f268_sk]) ).

cnf(t134,plain,
    ifeq(one_sorted_str(X1),true,ifeq(net_str(X2,X1),true,rel_str(X2),true),true) = true,
    inference(equality_encoding,[status(esa)],[c856]) ).

cnf(t313,plain,
    ifeq(one_sorted_str(X1),true,ifeq(net_str(X2,X1),true,rel_str(X2),true),true) = true,
    inference(orient,[status(thm)],[t134]) ).

cnf(t744,plain,
    true = ifeq(one_sorted_str(sk477),true,ifeq(true,true,rel_str(sk478),true),true),
    inference(cp,[status(thm)],[t313,t743]) ).

cnf(t8265,plain,
    true = ifeq(true,true,ifeq(true,true,rel_str(sk478),true),true),
    inference(step,[status(thm)],[t744,t730]) ).

cnf(t8266,plain,
    true = ifeq(true,true,rel_str(sk478),true),
    inference(step,[status(thm)],[t8265,t182]) ).

cnf(t8267,plain,
    true = rel_str(sk478),
    inference(step,[status(thm)],[t8266,t182]) ).

cnf(t918,plain,
    rel_str(sk478) = true,
    inference(orient,[status(thm)],[t8267]) ).

cnf(t8424,plain,
    true = ifeq(true,true,ifeq(rel_str(sk479),true,ifeq(true,true,subset(the_InternalRel(sk479),the_InternalRel(sk478)),true),true),true),
    inference(step,[status(thm)],[t2172,t918]) ).

cnf(t8425,plain,
    true = ifeq(rel_str(sk479),true,ifeq(true,true,subset(the_InternalRel(sk479),the_InternalRel(sk478)),true),true),
    inference(step,[status(thm)],[t8424,t182]) ).

cnf(t949,plain,
    true = ifeq(one_sorted_str(sk477),true,ifeq(true,true,rel_str(sk479),true),true),
    inference(cp,[status(thm)],[t313,t948]) ).

cnf(t8275,plain,
    true = ifeq(true,true,ifeq(true,true,rel_str(sk479),true),true),
    inference(step,[status(thm)],[t949,t730]) ).

cnf(t8276,plain,
    true = ifeq(true,true,rel_str(sk479),true),
    inference(step,[status(thm)],[t8275,t182]) ).

cnf(t8277,plain,
    true = rel_str(sk479),
    inference(step,[status(thm)],[t8276,t182]) ).

cnf(t963,plain,
    rel_str(sk479) = true,
    inference(orient,[status(thm)],[t8277]) ).

cnf(t8426,plain,
    true = ifeq(true,true,ifeq(true,true,subset(the_InternalRel(sk479),the_InternalRel(sk478)),true),true),
    inference(step,[status(thm)],[t8425,t963]) ).

cnf(t8427,plain,
    true = ifeq(true,true,subset(the_InternalRel(sk479),the_InternalRel(sk478)),true),
    inference(step,[status(thm)],[t8426,t182]) ).

cnf(t8428,plain,
    true = subset(the_InternalRel(sk479),the_InternalRel(sk478)),
    inference(step,[status(thm)],[t8427,t182]) ).

cnf(t2174,plain,
    subset(the_InternalRel(sk479),the_InternalRel(sk478)) = true,
    inference(orient,[status(thm)],[t8428]) ).

cnf(t2175,plain,
    empty_set = ifeq(true,true,set_difference(the_InternalRel(sk479),the_InternalRel(sk478)),empty_set),
    inference(cp,[status(thm)],[t762,t2174]) ).

cnf(t8429,plain,
    empty_set = set_difference(the_InternalRel(sk479),the_InternalRel(sk478)),
    inference(step,[status(thm)],[t2175,t182]) ).

cnf(t2183,plain,
    set_difference(the_InternalRel(sk479),the_InternalRel(sk478)) = empty_set,
    inference(orient,[status(thm)],[t8429]) ).

cnf(t2380,plain,
    empty_set = set_difference(set_difference(set_difference(the_InternalRel(sk479),X1),the_InternalRel(sk478)),empty_set),
    inference(cp,[status(thm)],[t2370,t2183]) ).

fof(f667,axiom,
    ! [A] : set_difference(A,empty_set) = A,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_boole) ).

fof(f667_nnf,plain,
    ! [A] : set_difference(A,empty_set) = A,
    inference(nnf_transformation,[status(thm)],[f667]) ).

fof(f667_sk,plain,
    ! [A] : set_difference(A,empty_set) = A,
    inference(skolemisation,[status(esa)],[f667_nnf]) ).

cnf(c3459,plain,
    set_difference(X0,empty_set) = X0,
    inference(cnf_transformation,[status(esa)],[f667_sk]) ).

cnf(t31,plain,
    set_difference(X1,empty_set) = X1,
    inference(equality_encoding,[status(esa)],[c3459]) ).

cnf(t201,plain,
    set_difference(X1,empty_set) = X1,
    inference(orient,[status(thm)],[t31]) ).

cnf(t8441,plain,
    empty_set = set_difference(set_difference(the_InternalRel(sk479),X1),the_InternalRel(sk478)),
    inference(step,[status(thm)],[t2380,t201]) ).

cnf(t2401,plain,
    set_difference(set_difference(the_InternalRel(sk479),X1),the_InternalRel(sk478)) = empty_set,
    inference(orient,[status(thm)],[t8441]) ).

cnf(t2404,plain,
    true = ifeq(empty_set,empty_set,subset(set_difference(the_InternalRel(sk479),X1),the_InternalRel(sk478)),true),
    inference(cp,[status(thm)],[t272,t2401]) ).

cnf(t8442,plain,
    true = subset(set_difference(the_InternalRel(sk479),X1),the_InternalRel(sk478)),
    inference(step,[status(thm)],[t2404,t182]) ).

cnf(t2413,plain,
    subset(set_difference(the_InternalRel(sk479),X1),the_InternalRel(sk478)) = true,
    inference(orient,[status(thm)],[t8442]) ).

fof(f655,lemma,
    ! [A,B,C,D] :
      ( ordered_pair(A,B) = ordered_pair(C,D)
     => ( B = D
        & A = C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t33_zfmisc_1) ).

fof(f655_nnf,plain,
    ! [A,B,C,D] :
      ( ( B = D
        & A = C )
      | ordered_pair(A,B) != ordered_pair(C,D) ),
    inference(nnf_transformation,[status(thm)],[f655]) ).

fof(f655_sk,plain,
    ! [A,B,C,D] :
      ( ( B = D
        & A = C )
      | ordered_pair(A,B) != ordered_pair(C,D) ),
    inference(skolemisation,[status(esa)],[f655_nnf]) ).

cnf(c3433,plain,
    ( X1 = X3
    | ordered_pair(X0,X1) != ordered_pair(X2,X3) ),
    inference(cnf_transformation,[status(esa)],[f655_sk]) ).

cnf(hi3256,axiom,
    ifeq(ordered_pair(X0,X1),ordered_pair(X2,X3),X1,X3) = X3,
    inference(equality_encoding,[status(esa)],[c3433]) ).

fof(f56,axiom,
    ! [A,B] : unordered_pair(A,B) = unordered_pair(B,A),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

fof(f56_nnf,plain,
    ! [A,B] : unordered_pair(A,B) = unordered_pair(B,A),
    inference(nnf_transformation,[status(thm)],[f56]) ).

fof(f56_sk,plain,
    ! [A,B] : unordered_pair(A,B) = unordered_pair(B,A),
    inference(skolemisation,[status(esa)],[f56_nnf]) ).

cnf(c152,plain,
    unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[status(esa)],[f56_sk]) ).

cnf(hi120,axiom,
    unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(equality_encoding,[status(esa)],[c152]) ).

fof(f59,axiom,
    ! [A,B] : set_intersection2(A,B) = set_intersection2(B,A),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k3_xboole_0) ).

fof(f59_nnf,plain,
    ! [A,B] : set_intersection2(A,B) = set_intersection2(B,A),
    inference(nnf_transformation,[status(thm)],[f59]) ).

fof(f59_sk,plain,
    ! [A,B] : set_intersection2(A,B) = set_intersection2(B,A),
    inference(skolemisation,[status(esa)],[f59_nnf]) ).

cnf(c155,plain,
    set_intersection2(X0,X1) = set_intersection2(X1,X0),
    inference(cnf_transformation,[status(esa)],[f59_sk]) ).

cnf(hi123,axiom,
    set_intersection2(X0,X1) = set_intersection2(X1,X0),
    inference(equality_encoding,[status(esa)],[c155]) ).

fof(f695,lemma,
    ! [A,B] : set_difference(A,set_difference(A,B)) = set_intersection2(A,B),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t48_xboole_1) ).

fof(f695_nnf,plain,
    ! [A,B] : set_difference(A,set_difference(A,B)) = set_intersection2(A,B),
    inference(nnf_transformation,[status(thm)],[f695]) ).

fof(f695_sk,plain,
    ! [A,B] : set_difference(A,set_difference(A,B)) = set_intersection2(A,B),
    inference(skolemisation,[status(esa)],[f695_nnf]) ).

cnf(c3510,plain,
    set_difference(X0,set_difference(X0,X1)) = set_intersection2(X0,X1),
    inference(cnf_transformation,[status(esa)],[f695_sk]) ).

cnf(hi124,axiom,
    set_difference(X0,set_difference(X0,X1)) = set_intersection2(X0,X1),
    inference(equality_encoding,[status(esa)],[c3510]) ).

cnf(t104,plain,
    set_difference(X1,set_difference(X1,X2)) = set_difference(X2,set_difference(X2,X1)),
    inference(hyper_resolution,[status(thm)],[hi3256,hi120,hi123,hi124]) ).

cnf(t880,plain,
    set_difference(X1,set_difference(X1,X2)) = set_difference(X2,set_difference(X2,X1)),
    inference(orient,[status(thm)],[t104]) ).

cnf(t2414,plain,
    true = subset(set_difference(X1,set_difference(X1,the_InternalRel(sk479))),the_InternalRel(sk478)),
    inference(cp,[status(thm)],[t2413,t880]) ).

cnf(t2907,plain,
    subset(set_difference(X1,set_difference(X1,the_InternalRel(sk479))),the_InternalRel(sk478)) = true,
    inference(orient,[status(thm)],[t2414]) ).

cnf(c1223,plain,
    ( ~ in(X0,X1)
    | subset(singleton(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f404_sk]) ).

cnf(t105,plain,
    ifeq(in(X1,X2),true,subset(singleton(X1),X2),true) = true,
    inference(equality_encoding,[status(esa)],[c1223]) ).

cnf(t242,plain,
    ifeq(in(X1,X2),true,subset(singleton(X1),X2),true) = true,
    inference(orient,[status(thm)],[t105]) ).

cnf(c741,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)],[f181_sk]) ).

cnf(t180,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)],[c741]) ).

cnf(t278,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)],[t180]) ).

cnf(c3339,plain,
    related(sk479,sk482,sk483),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t52,plain,
    related(sk479,sk482,sk483) = true,
    inference(equality_encoding,[status(esa)],[c3339]) ).

cnf(t753,plain,
    related(sk479,sk482,sk483) = true,
    inference(orient,[status(thm)],[t52]) ).

cnf(t755,plain,
    true = ifeq(rel_str(sk479),true,ifeq(element(sk482,the_carrier(sk479)),true,ifeq(element(sk483,the_carrier(sk479)),true,ifeq(true,true,in(ordered_pair(sk482,sk483),the_InternalRel(sk479)),true),true),true),true),
    inference(cp,[status(thm)],[t278,t753]) ).

cnf(t8636,plain,
    true = ifeq(true,true,ifeq(element(sk482,the_carrier(sk479)),true,ifeq(element(sk483,the_carrier(sk479)),true,ifeq(true,true,in(ordered_pair(sk482,sk483),the_InternalRel(sk479)),true),true),true),true),
    inference(step,[status(thm)],[t755,t963]) ).

cnf(t8637,plain,
    true = ifeq(element(sk482,the_carrier(sk479)),true,ifeq(element(sk483,the_carrier(sk479)),true,ifeq(true,true,in(ordered_pair(sk482,sk483),the_InternalRel(sk479)),true),true),true),
    inference(step,[status(thm)],[t8636,t182]) ).

cnf(c3335,plain,
    element(sk482,the_carrier(sk479)),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t44,plain,
    element(sk482,the_carrier(sk479)) = true,
    inference(equality_encoding,[status(esa)],[c3335]) ).

cnf(t661,plain,
    element(sk482,the_carrier(sk479)) = true,
    inference(orient,[status(thm)],[t44]) ).

cnf(t8638,plain,
    true = ifeq(true,true,ifeq(element(sk483,the_carrier(sk479)),true,ifeq(true,true,in(ordered_pair(sk482,sk483),the_InternalRel(sk479)),true),true),true),
    inference(step,[status(thm)],[t8637,t661]) ).

cnf(t8639,plain,
    true = ifeq(element(sk483,the_carrier(sk479)),true,ifeq(true,true,in(ordered_pair(sk482,sk483),the_InternalRel(sk479)),true),true),
    inference(step,[status(thm)],[t8638,t182]) ).

cnf(c3336,plain,
    element(sk483,the_carrier(sk479)),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t45,plain,
    element(sk483,the_carrier(sk479)) = true,
    inference(equality_encoding,[status(esa)],[c3336]) ).

cnf(t675,plain,
    element(sk483,the_carrier(sk479)) = true,
    inference(orient,[status(thm)],[t45]) ).

cnf(t8640,plain,
    true = ifeq(true,true,ifeq(true,true,in(ordered_pair(sk482,sk483),the_InternalRel(sk479)),true),true),
    inference(step,[status(thm)],[t8639,t675]) ).

cnf(t8641,plain,
    true = ifeq(true,true,in(ordered_pair(sk482,sk483),the_InternalRel(sk479)),true),
    inference(step,[status(thm)],[t8640,t182]) ).

cnf(t8642,plain,
    true = in(ordered_pair(sk482,sk483),the_InternalRel(sk479)),
    inference(step,[status(thm)],[t8641,t182]) ).

cnf(t7931,plain,
    in(ordered_pair(sk482,sk483),the_InternalRel(sk479)) = true,
    inference(orient,[status(thm)],[t8642]) ).

cnf(t7941,plain,
    true = ifeq(true,true,subset(singleton(ordered_pair(sk482,sk483)),the_InternalRel(sk479)),true),
    inference(cp,[status(thm)],[t242,t7931]) ).

cnf(t8648,plain,
    true = subset(singleton(ordered_pair(sk482,sk483)),the_InternalRel(sk479)),
    inference(step,[status(thm)],[t7941,t182]) ).

cnf(t7997,plain,
    subset(singleton(ordered_pair(sk482,sk483)),the_InternalRel(sk479)) = true,
    inference(orient,[status(thm)],[t8648]) ).

cnf(t7998,plain,
    empty_set = ifeq(true,true,set_difference(singleton(ordered_pair(sk482,sk483)),the_InternalRel(sk479)),empty_set),
    inference(cp,[status(thm)],[t762,t7997]) ).

cnf(t8649,plain,
    empty_set = set_difference(singleton(ordered_pair(sk482,sk483)),the_InternalRel(sk479)),
    inference(step,[status(thm)],[t7998,t182]) ).

cnf(t8007,plain,
    set_difference(singleton(ordered_pair(sk482,sk483)),the_InternalRel(sk479)) = empty_set,
    inference(orient,[status(thm)],[t8649]) ).

cnf(t8013,plain,
    true = subset(set_difference(singleton(ordered_pair(sk482,sk483)),empty_set),the_InternalRel(sk478)),
    inference(cp,[status(thm)],[t2907,t8007]) ).

cnf(t8650,plain,
    true = subset(singleton(ordered_pair(sk482,sk483)),the_InternalRel(sk478)),
    inference(step,[status(thm)],[t8013,t201]) ).

cnf(t8021,plain,
    subset(singleton(ordered_pair(sk482,sk483)),the_InternalRel(sk478)) = true,
    inference(orient,[status(thm)],[t8650]) ).

cnf(t8024,plain,
    true = ifeq(true,true,in(ordered_pair(sk482,sk483),the_InternalRel(sk478)),true),
    inference(cp,[status(thm)],[t254,t8021]) ).

cnf(t8651,plain,
    true = in(ordered_pair(sk482,sk483),the_InternalRel(sk478)),
    inference(step,[status(thm)],[t8024,t182]) ).

cnf(t8032,plain,
    in(ordered_pair(sk482,sk483),the_InternalRel(sk478)) = true,
    inference(orient,[status(thm)],[t8651]) ).

cnf(t8069,plain,
    true = ifeq(rel_str(sk478),true,ifeq(element(sk482,the_carrier(sk478)),true,ifeq(element(sk483,the_carrier(sk478)),true,ifeq(true,true,related(sk478,sk482,sk483),true),true),true),true),
    inference(cp,[status(thm)],[t275,t8032]) ).

cnf(t8652,plain,
    true = ifeq(true,true,ifeq(element(sk482,the_carrier(sk478)),true,ifeq(element(sk483,the_carrier(sk478)),true,ifeq(true,true,related(sk478,sk482,sk483),true),true),true),true),
    inference(step,[status(thm)],[t8069,t918]) ).

cnf(t8653,plain,
    true = ifeq(element(sk482,the_carrier(sk478)),true,ifeq(element(sk483,the_carrier(sk478)),true,ifeq(true,true,related(sk478,sk482,sk483),true),true),true),
    inference(step,[status(thm)],[t8652,t182]) ).

cnf(c3333,plain,
    element(sk480,the_carrier(sk478)),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t42,plain,
    element(sk480,the_carrier(sk478)) = true,
    inference(equality_encoding,[status(esa)],[c3333]) ).

cnf(t633,plain,
    element(sk480,the_carrier(sk478)) = true,
    inference(orient,[status(thm)],[t42]) ).

cnf(c3337,plain,
    sk480 = sk482,
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t0,plain,
    sk482 = sk480,
    inference(equality_encoding,[status(esa)],[c3337]) ).

cnf(t913,plain,
    sk480 = sk482,
    inference(orient,[status(thm)],[t0]) ).

cnf(t8263,plain,
    element(sk482,the_carrier(sk478)) = true,
    inference(step,[status(thm)],[t633,t913]) ).

cnf(t915,plain,
    element(sk482,the_carrier(sk478)) = true,
    inference(rw,[status(thm)],[t8263]) ).

cnf(t1087,plain,
    element(sk482,the_carrier(sk478)) = true,
    inference(orient,[status(thm)],[t915]) ).

cnf(t8654,plain,
    true = ifeq(true,true,ifeq(element(sk483,the_carrier(sk478)),true,ifeq(true,true,related(sk478,sk482,sk483),true),true),true),
    inference(step,[status(thm)],[t8653,t1087]) ).

cnf(t8655,plain,
    true = ifeq(element(sk483,the_carrier(sk478)),true,ifeq(true,true,related(sk478,sk482,sk483),true),true),
    inference(step,[status(thm)],[t8654,t182]) ).

cnf(c3334,plain,
    element(sk481,the_carrier(sk478)),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t43,plain,
    element(sk481,the_carrier(sk478)) = true,
    inference(equality_encoding,[status(esa)],[c3334]) ).

cnf(t647,plain,
    element(sk481,the_carrier(sk478)) = true,
    inference(orient,[status(thm)],[t43]) ).

cnf(c3338,plain,
    sk481 = sk483,
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t1,plain,
    sk483 = sk481,
    inference(equality_encoding,[status(esa)],[c3338]) ).

cnf(t916,plain,
    sk481 = sk483,
    inference(orient,[status(thm)],[t1]) ).

cnf(t8264,plain,
    element(sk483,the_carrier(sk478)) = true,
    inference(step,[status(thm)],[t647,t916]) ).

cnf(t917,plain,
    element(sk483,the_carrier(sk478)) = true,
    inference(rw,[status(thm)],[t8264]) ).

cnf(t1101,plain,
    element(sk483,the_carrier(sk478)) = true,
    inference(orient,[status(thm)],[t917]) ).

cnf(t8656,plain,
    true = ifeq(true,true,ifeq(true,true,related(sk478,sk482,sk483),true),true),
    inference(step,[status(thm)],[t8655,t1101]) ).

cnf(t8657,plain,
    true = ifeq(true,true,related(sk478,sk482,sk483),true),
    inference(step,[status(thm)],[t8656,t182]) ).

cnf(t8658,plain,
    true = related(sk478,sk482,sk483),
    inference(step,[status(thm)],[t8657,t182]) ).

cnf(c3340,plain,
    ~ related(sk478,sk480,sk481),
    inference(cnf_transformation,[status(esa)],[f604_sk]) ).

cnf(t51,plain,
    related(sk478,sk480,sk481) = false,
    inference(equality_encoding,[status(esa)],[c3340]) ).

cnf(t845,plain,
    related(sk478,sk480,sk481) = false,
    inference(orient,[status(thm)],[t51]) ).

cnf(t8262,plain,
    related(sk478,sk482,sk481) = false,
    inference(step,[status(thm)],[t845,t913]) ).

cnf(t914,plain,
    related(sk478,sk482,sk481) = false,
    inference(rw,[status(thm)],[t8262]) ).

cnf(t8286,plain,
    related(sk478,sk482,sk483) = false,
    inference(step,[status(thm)],[t914,t916]) ).

cnf(t1082,plain,
    related(sk478,sk482,sk483) = false,
    inference(orient,[status(thm)],[t8286]) ).

cnf(t8659,plain,
    true = false,
    inference(step,[status(thm)],[t8658,t1082]) ).

cnf(t8070,plain,
    false = true,
    inference(orient,[status(thm)],[t8659]) ).

fof(f2,axiom,
    ! [A,B] :
      ( in(A,B)
     => ~ in(B,A) ),
    file('/export/starexec/sandbox2/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/sandbox2/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(f20,axiom,
    ! [A] :
      ( rel_str(A)
     => ( with_suprema_relstr(A)
       => ~ empty_carrier(A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_lattice3) ).

fof(f20_nnf,plain,
    ! [A] :
      ( ~ empty_carrier(A)
      | ~ with_suprema_relstr(A)
      | ~ rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f20]) ).

fof(f20_sk,plain,
    ! [A] :
      ( ~ empty_carrier(A)
      | ~ with_suprema_relstr(A)
      | ~ rel_str(A) ),
    inference(skolemisation,[status(esa)],[f20_nnf]) ).

cnf(c54,plain,
    ( ~ empty_carrier(X0)
    | ~ with_suprema_relstr(X0)
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f20_sk]) ).

fof(f34,axiom,
    ! [A] :
      ( rel_str(A)
     => ( with_infima_relstr(A)
       => ~ empty_carrier(A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_lattice3) ).

fof(f34_nnf,plain,
    ! [A] :
      ( ~ empty_carrier(A)
      | ~ with_infima_relstr(A)
      | ~ rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f34]) ).

fof(f34_sk,plain,
    ! [A] :
      ( ~ empty_carrier(A)
      | ~ with_infima_relstr(A)
      | ~ rel_str(A) ),
    inference(skolemisation,[status(esa)],[f34_nnf]) ).

cnf(c90,plain,
    ( ~ empty_carrier(X0)
    | ~ with_infima_relstr(X0)
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f34_sk]) ).

fof(f77,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/sandbox2/benchmark/theBenchmark.p',d13_pre_topc) ).

fof(f77_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)],[f77]) ).

fof(f77_sk,plain,
    ! [A,B,C,D,E] :
      ( ( ( ( ( ( ( ~ disjoint(B,E)
                  | ~ in(sk18(A,B,C),E)
                  | ~ open_subset(E,A)
                  | ~ element(E,powerset(the_carrier(A))) )
                & ~ in(sk18(A,B,C),C) )
              | ( disjoint(B,sk19(A,B,C))
                & in(sk18(A,B,C),sk19(A,B,C))
                & open_subset(sk19(A,B,C),A)
                & element(sk19(A,B,C),powerset(the_carrier(A)))
                & in(sk18(A,B,C),C) ) )
            & in(sk18(A,B,C),the_carrier(A)) )
          | C = topstr_closure(A,B) )
        & ( ( ( ( disjoint(B,sk17(A,B,C,D))
                & in(D,sk17(A,B,C,D))
                & open_subset(sk17(A,B,C,D),A)
                & element(sk17(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,[sk17,sk18,sk19])],[f77_nnf]) ).

cnf(c235,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)],[f77_sk]) ).

fof(f107,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/sandbox2/benchmark/theBenchmark.p',d1_wellord1) ).

fof(f107_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)],[f107]) ).

fof(f107_sk,plain,
    ! [A,C,B,D] :
      ( ( ( ( in(ordered_pair(sk53(A,B,C),B),A)
            & sk53(A,B,C) != B
            & ~ in(sk53(A,B,C),C) )
          | ( ( ~ in(ordered_pair(sk53(A,B,C),B),A)
              | sk53(A,B,C) = B )
            & in(sk53(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,[sk53])],[f107_nnf]) ).

cnf(c390,plain,
    ( X3 != X1
    | ~ in(X3,X2)
    | X2 != fiber(X0,X1)
    | ~ relation(X0) ),
    inference(cnf_transformation,[status(esa)],[f107_sk]) ).

fof(f109,axiom,
    ! [A] :
      ( A = empty_set
    <=> ! [B] : ~ in(B,A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_xboole_0) ).

fof(f109_nnf,plain,
    ! [A] :
      ( ( ? [B] : in(B,A)
        | A = empty_set )
      & ( ! [B] : ~ in(B,A)
        | A != empty_set ) ),
    inference(nnf_transformation,[status(thm)],[f109]) ).

fof(f109_sk,plain,
    ! [A,B] :
      ( ( in(sk56(A),A)
        | A = empty_set )
      & ( ~ in(B,A)
        | A != empty_set ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk56])],[f109_nnf]) ).

cnf(c408,plain,
    ( ~ in(X1,X0)
    | X0 != empty_set ),
    inference(cnf_transformation,[status(esa)],[f109_sk]) ).

fof(f114,axiom,
    ! [A] :
      ( centered(A)
    <=> ( ! [B] :
            ~ ( set_meet(B) = empty_set
              & finite(B)
              & subset(B,A)
              & B != empty_set )
        & A != empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_compts_1) ).

fof(f114_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)],[f114]) ).

fof(f114_sk,plain,
    ! [A,B] :
      ( ( ( set_meet(sk59(A)) = empty_set
          & finite(sk59(A))
          & subset(sk59(A),A)
          & sk59(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,[sk59])],[f114_nnf]) ).

cnf(c423,plain,
    ( X0 != empty_set
    | ~ centered(X0) ),
    inference(cnf_transformation,[status(esa)],[f114_sk]) ).

fof(f123,axiom,
    ! [A,B] :
      ( element(B,A)
     => ( proper_element(B,A)
      <=> B != union(A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_tex_2) ).

fof(f123_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)],[f123]) ).

fof(f123_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)],[f123_nnf]) ).

cnf(c457,plain,
    ( X1 != union(X0)
    | ~ proper_element(X1,X0)
    | ~ element(X1,X0) ),
    inference(cnf_transformation,[status(esa)],[f123_sk]) ).

fof(f147,axiom,
    ! [A,B,C] :
      ( C = set_difference(A,B)
    <=> ! [D] :
          ( in(D,C)
        <=> ( ~ in(D,B)
            & in(D,A) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_xboole_0) ).

fof(f147_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)],[f147]) ).

fof(f147_sk,plain,
    ! [C,A,B,D] :
      ( ( ( ~ in(sk94(A,B,C),B)
          & in(sk94(A,B,C),A)
          & ~ in(sk94(A,B,C),C) )
        | ( ( in(sk94(A,B,C),B)
            | ~ in(sk94(A,B,C),A) )
          & in(sk94(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,[sk94])],[f147_nnf]) ).

cnf(c571,plain,
    ( ~ in(X3,X1)
    | ~ in(X3,X2)
    | X2 != set_difference(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f147_sk]) ).

fof(f176,axiom,
    ! [A,B] :
      ( proper_subset(A,B)
    <=> ( A != B
        & subset(A,B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_xboole_0) ).

fof(f176_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)],[f176]) ).

fof(f176_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)],[f176_nnf]) ).

cnf(c713,plain,
    ( X0 != X1
    | ~ proper_subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f176_sk]) ).

fof(f305,axiom,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_finset_1) ).

fof(f305_nnf,plain,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    inference(nnf_transformation,[status(thm)],[f305]) ).

fof(f305_sk,plain,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    inference(skolemisation,[status(esa)],[f305_nnf]) ).

cnf(c905,plain,
    ~ empty(singleton(X0)),
    inference(cnf_transformation,[status(esa)],[f305_sk]) ).

fof(f306,axiom,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_finsub_1) ).

fof(f306_nnf,plain,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f306]) ).

fof(f306_sk,plain,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    inference(skolemisation,[status(esa)],[f306_nnf]) ).

cnf(c907,plain,
    ~ empty(powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f306_sk]) ).

fof(f308,axiom,
    ! [A] :
      ( complete_latt_str(boole_lattice(A))
      & boolean_lattstr(boole_lattice(A))
      & complemented_lattstr(boole_lattice(A))
      & bounded_lattstr(boole_lattice(A))
      & upper_bounded_semilattstr(boole_lattice(A))
      & lower_bounded_semilattstr(boole_lattice(A))
      & modular_lattstr(boole_lattice(A))
      & distributive_lattstr(boole_lattice(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/sandbox2/benchmark/theBenchmark.p',fc1_knaster) ).

fof(f308_nnf,plain,
    ! [A] :
      ( complete_latt_str(boole_lattice(A))
      & boolean_lattstr(boole_lattice(A))
      & complemented_lattstr(boole_lattice(A))
      & bounded_lattstr(boole_lattice(A))
      & upper_bounded_semilattstr(boole_lattice(A))
      & lower_bounded_semilattstr(boole_lattice(A))
      & modular_lattstr(boole_lattice(A))
      & distributive_lattstr(boole_lattice(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)],[f308]) ).

fof(f308_sk,plain,
    ! [A] :
      ( complete_latt_str(boole_lattice(A))
      & boolean_lattstr(boole_lattice(A))
      & complemented_lattstr(boole_lattice(A))
      & bounded_lattstr(boole_lattice(A))
      & upper_bounded_semilattstr(boole_lattice(A))
      & lower_bounded_semilattstr(boole_lattice(A))
      & modular_lattstr(boole_lattice(A))
      & distributive_lattstr(boole_lattice(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)],[f308_nnf]) ).

cnf(c913,plain,
    ~ empty_carrier(boole_lattice(X0)),
    inference(cnf_transformation,[status(esa)],[f308_sk]) ).

fof(f309,axiom,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_lattice3) ).

fof(f309_nnf,plain,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    inference(nnf_transformation,[status(thm)],[f309]) ).

fof(f309_sk,plain,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    inference(skolemisation,[status(esa)],[f309_nnf]) ).

cnf(c930,plain,
    ~ empty_carrier(boole_lattice(X0)),
    inference(cnf_transformation,[status(esa)],[f309_sk]) ).

fof(f311,axiom,
    ! [A] : ~ empty(succ(A)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_ordinal1) ).

fof(f311_nnf,plain,
    ! [A] : ~ empty(succ(A)),
    inference(nnf_transformation,[status(thm)],[f311]) ).

fof(f311_sk,plain,
    ! [A] : ~ empty(succ(A)),
    inference(skolemisation,[status(esa)],[f311_nnf]) ).

cnf(c934,plain,
    ~ empty(succ(X0)),
    inference(cnf_transformation,[status(esa)],[f311_sk]) ).

fof(f312,axiom,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_ordinal2) ).

fof(f312_nnf,plain,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    inference(nnf_transformation,[status(thm)],[f312]) ).

fof(f312_sk,plain,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    inference(skolemisation,[status(esa)],[f312_nnf]) ).

cnf(c938,plain,
    ~ empty(omega),
    inference(cnf_transformation,[status(esa)],[f312_sk]) ).

fof(f316,axiom,
    ! [A] : ~ empty(powerset(A)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_subset_1) ).

fof(f316_nnf,plain,
    ! [A] : ~ empty(powerset(A)),
    inference(nnf_transformation,[status(thm)],[f316]) ).

fof(f316_sk,plain,
    ! [A] : ~ empty(powerset(A)),
    inference(skolemisation,[status(esa)],[f316_nnf]) ).

cnf(c947,plain,
    ~ empty(powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f316_sk]) ).

fof(f318,axiom,
    ! [A,B] :
      ( relation_of2(B,singleton(A),singleton(A))
     => ( trivial_carrier(rel_str_of(singleton(A),B))
        & strict_rel_str(rel_str_of(singleton(A),B))
        & ~ empty_carrier(rel_str_of(singleton(A),B)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_yellow_0) ).

fof(f318_nnf,plain,
    ! [A,B] :
      ( ( trivial_carrier(rel_str_of(singleton(A),B))
        & strict_rel_str(rel_str_of(singleton(A),B))
        & ~ empty_carrier(rel_str_of(singleton(A),B)) )
      | ~ relation_of2(B,singleton(A),singleton(A)) ),
    inference(nnf_transformation,[status(thm)],[f318]) ).

fof(f318_sk,plain,
    ! [B,A] :
      ( ( trivial_carrier(rel_str_of(singleton(A),B))
        & strict_rel_str(rel_str_of(singleton(A),B))
        & ~ empty_carrier(rel_str_of(singleton(A),B)) )
      | ~ relation_of2(B,singleton(A),singleton(A)) ),
    inference(skolemisation,[status(esa)],[f318_nnf]) ).

cnf(c949,plain,
    ( ~ empty_carrier(rel_str_of(singleton(X0),X1))
    | ~ relation_of2(X1,singleton(X0),singleton(X0)) ),
    inference(cnf_transformation,[status(esa)],[f318_sk]) ).

fof(f320,axiom,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_zfmisc_1) ).

fof(f320_nnf,plain,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    inference(nnf_transformation,[status(thm)],[f320]) ).

fof(f320_sk,plain,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    inference(skolemisation,[status(esa)],[f320_nnf]) ).

cnf(c959,plain,
    ~ empty(ordered_pair(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f320_sk]) ).

fof(f324,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/sandbox2/benchmark/theBenchmark.p',fc2_arytm_3) ).

fof(f324_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)],[f324]) ).

fof(f324_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)],[f324_nnf]) ).

cnf(c964,plain,
    ( ~ empty(succ(X0))
    | ~ natural(X0)
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f324_sk]) ).

fof(f325,axiom,
    ! [A,B] :
      ( finite(unordered_pair(A,B))
      & ~ empty(unordered_pair(A,B)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_finset_1) ).

fof(f325_nnf,plain,
    ! [A,B] :
      ( finite(unordered_pair(A,B))
      & ~ empty(unordered_pair(A,B)) ),
    inference(nnf_transformation,[status(thm)],[f325]) ).

fof(f325_sk,plain,
    ! [A,B] :
      ( finite(unordered_pair(A,B))
      & ~ empty(unordered_pair(A,B)) ),
    inference(skolemisation,[status(esa)],[f325_nnf]) ).

cnf(c969,plain,
    ~ empty(unordered_pair(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f325_sk]) ).

fof(f328,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/sandbox2/benchmark/theBenchmark.p',fc2_lattice3) ).

fof(f328_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)],[f328]) ).

fof(f328_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)],[f328_nnf]) ).

cnf(c978,plain,
    ~ empty_carrier(boole_lattice(X0)),
    inference(cnf_transformation,[status(esa)],[f328_sk]) ).

fof(f334,axiom,
    ! [A] : ~ empty(singleton(A)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_subset_1) ).

fof(f334_nnf,plain,
    ! [A] : ~ empty(singleton(A)),
    inference(nnf_transformation,[status(thm)],[f334]) ).

fof(f334_sk,plain,
    ! [A] : ~ empty(singleton(A)),
    inference(skolemisation,[status(esa)],[f334_nnf]) ).

cnf(c1008,plain,
    ~ empty(singleton(X0)),
    inference(cnf_transformation,[status(esa)],[f334_sk]) ).

fof(f350,axiom,
    ! [A] :
      ( boolean_lattstr(boole_lattice(A))
      & complemented_lattstr(boole_lattice(A))
      & bounded_lattstr(boole_lattice(A))
      & upper_bounded_semilattstr(boole_lattice(A))
      & lower_bounded_semilattstr(boole_lattice(A))
      & modular_lattstr(boole_lattice(A))
      & distributive_lattstr(boole_lattice(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/sandbox2/benchmark/theBenchmark.p',fc3_lattice3) ).

fof(f350_nnf,plain,
    ! [A] :
      ( boolean_lattstr(boole_lattice(A))
      & complemented_lattstr(boole_lattice(A))
      & bounded_lattstr(boole_lattice(A))
      & upper_bounded_semilattstr(boole_lattice(A))
      & lower_bounded_semilattstr(boole_lattice(A))
      & modular_lattstr(boole_lattice(A))
      & distributive_lattstr(boole_lattice(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)],[f350]) ).

fof(f350_sk,plain,
    ! [A] :
      ( boolean_lattstr(boole_lattice(A))
      & complemented_lattstr(boole_lattice(A))
      & bounded_lattstr(boole_lattice(A))
      & upper_bounded_semilattstr(boole_lattice(A))
      & lower_bounded_semilattstr(boole_lattice(A))
      & modular_lattstr(boole_lattice(A))
      & distributive_lattstr(boole_lattice(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)],[f350_nnf]) ).

cnf(c1058,plain,
    ~ empty_carrier(boole_lattice(X0)),
    inference(cnf_transformation,[status(esa)],[f350_sk]) ).

fof(f353,axiom,
    ! [A] :
      ( ordinal(A)
     => ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_ordinal1) ).

fof(f353_nnf,plain,
    ! [A] :
      ( ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) )
      | ~ ordinal(A) ),
    inference(nnf_transformation,[status(thm)],[f353]) ).

fof(f353_sk,plain,
    ! [A] :
      ( ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) )
      | ~ ordinal(A) ),
    inference(skolemisation,[status(esa)],[f353_nnf]) ).

cnf(c1080,plain,
    ( ~ empty(succ(X0))
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f353_sk]) ).

fof(f355,axiom,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_subset_1) ).

fof(f355_nnf,plain,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    inference(nnf_transformation,[status(thm)],[f355]) ).

fof(f355_sk,plain,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    inference(skolemisation,[status(esa)],[f355_nnf]) ).

cnf(c1085,plain,
    ~ empty(unordered_pair(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f355_sk]) ).

fof(f379,axiom,
    ! [A] :
      ( antisymmetric_relstr(boole_POSet(A))
      & transitive_relstr(boole_POSet(A))
      & reflexive_relstr(boole_POSet(A))
      & strict_rel_str(boole_POSet(A))
      & ~ empty_carrier(boole_POSet(A)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc7_yellow_1) ).

fof(f379_nnf,plain,
    ! [A] :
      ( antisymmetric_relstr(boole_POSet(A))
      & transitive_relstr(boole_POSet(A))
      & reflexive_relstr(boole_POSet(A))
      & strict_rel_str(boole_POSet(A))
      & ~ empty_carrier(boole_POSet(A)) ),
    inference(nnf_transformation,[status(thm)],[f379]) ).

fof(f379_sk,plain,
    ! [A] :
      ( antisymmetric_relstr(boole_POSet(A))
      & transitive_relstr(boole_POSet(A))
      & reflexive_relstr(boole_POSet(A))
      & strict_rel_str(boole_POSet(A))
      & ~ empty_carrier(boole_POSet(A)) ),
    inference(skolemisation,[status(esa)],[f379_nnf]) ).

cnf(c1163,plain,
    ~ empty_carrier(boole_POSet(X0)),
    inference(cnf_transformation,[status(esa)],[f379_sk]) ).

fof(f381,axiom,
    ! [A] :
      ( complete_relstr(boole_POSet(A))
      & with_infima_relstr(boole_POSet(A))
      & with_suprema_relstr(boole_POSet(A))
      & bounded_relstr(boole_POSet(A))
      & upper_bounded_relstr(boole_POSet(A))
      & lower_bounded_relstr(boole_POSet(A))
      & antisymmetric_relstr(boole_POSet(A))
      & transitive_relstr(boole_POSet(A))
      & reflexive_relstr(boole_POSet(A))
      & strict_rel_str(boole_POSet(A))
      & ~ empty_carrier(boole_POSet(A)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc8_yellow_1) ).

fof(f381_nnf,plain,
    ! [A] :
      ( complete_relstr(boole_POSet(A))
      & with_infima_relstr(boole_POSet(A))
      & with_suprema_relstr(boole_POSet(A))
      & bounded_relstr(boole_POSet(A))
      & upper_bounded_relstr(boole_POSet(A))
      & lower_bounded_relstr(boole_POSet(A))
      & antisymmetric_relstr(boole_POSet(A))
      & transitive_relstr(boole_POSet(A))
      & reflexive_relstr(boole_POSet(A))
      & strict_rel_str(boole_POSet(A))
      & ~ empty_carrier(boole_POSet(A)) ),
    inference(nnf_transformation,[status(thm)],[f381]) ).

fof(f381_sk,plain,
    ! [A] :
      ( complete_relstr(boole_POSet(A))
      & with_infima_relstr(boole_POSet(A))
      & with_suprema_relstr(boole_POSet(A))
      & bounded_relstr(boole_POSet(A))
      & upper_bounded_relstr(boole_POSet(A))
      & lower_bounded_relstr(boole_POSet(A))
      & antisymmetric_relstr(boole_POSet(A))
      & transitive_relstr(boole_POSet(A))
      & reflexive_relstr(boole_POSet(A))
      & strict_rel_str(boole_POSet(A))
      & ~ empty_carrier(boole_POSet(A)) ),
    inference(skolemisation,[status(esa)],[f381_nnf]) ).

cnf(c1170,plain,
    ~ empty_carrier(boole_POSet(X0)),
    inference(cnf_transformation,[status(esa)],[f381_sk]) ).

fof(f396,axiom,
    ! [A,B] : ~ proper_subset(A,A),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',irreflexivity_r2_xboole_0) ).

fof(f396_nnf,plain,
    ! [A,B] : ~ proper_subset(A,A),
    inference(nnf_transformation,[status(thm)],[f396]) ).

fof(f396_sk,plain,
    ! [A] : ~ proper_subset(A,A),
    inference(skolemisation,[status(esa)],[f396_nnf]) ).

cnf(c1209,plain,
    ~ proper_subset(X0,X0),
    inference(cnf_transformation,[status(esa)],[f396_sk]) ).

fof(f398,lemma,
    ! [A] : singleton(A) != empty_set,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l1_zfmisc_1) ).

fof(f398_nnf,plain,
    ! [A] : singleton(A) != empty_set,
    inference(nnf_transformation,[status(thm)],[f398]) ).

fof(f398_sk,plain,
    ! [A] : singleton(A) != empty_set,
    inference(skolemisation,[status(esa)],[f398_nnf]) ).

cnf(c1213,plain,
    singleton(X0) != empty_set,
    inference(cnf_transformation,[status(esa)],[f398_sk]) ).

fof(f400,lemma,
    ! [A,B] :
      ~ ( in(A,B)
        & disjoint(singleton(A),B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l25_zfmisc_1) ).

fof(f400_nnf,plain,
    ! [A,B] :
      ( ~ in(A,B)
      | ~ disjoint(singleton(A),B) ),
    inference(nnf_transformation,[status(thm)],[f400]) ).

fof(f400_sk,plain,
    ! [A,B] :
      ( ~ in(A,B)
      | ~ disjoint(singleton(A),B) ),
    inference(skolemisation,[status(esa)],[f400_nnf]) ).

cnf(c1215,plain,
    ( ~ in(X0,X1)
    | ~ disjoint(singleton(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f400_sk]) ).

fof(f417,axiom,
    ? [A] :
      ( upper_bounded_semilattstr(A)
      & lower_bounded_semilattstr(A)
      & modular_lattstr(A)
      & distributive_lattstr(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/sandbox2/benchmark/theBenchmark.p',rc10_lattices) ).

fof(f417_nnf,plain,
    ? [A] :
      ( upper_bounded_semilattstr(A)
      & lower_bounded_semilattstr(A)
      & modular_lattstr(A)
      & distributive_lattstr(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)],[f417]) ).

fof(f417_sk,plain,
    ( upper_bounded_semilattstr(sk159)
    & lower_bounded_semilattstr(sk159)
    & modular_lattstr(sk159)
    & distributive_lattstr(sk159)
    & lattice(sk159)
    & join_absorbing(sk159)
    & meet_absorbing(sk159)
    & meet_associative(sk159)
    & meet_commutative(sk159)
    & join_associative(sk159)
    & join_commutative(sk159)
    & strict_latt_str(sk159)
    & ~ empty_carrier(sk159)
    & latt_str(sk159) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk159])],[f417_nnf]) ).

cnf(c1255,plain,
    ~ empty_carrier(sk159),
    inference(cnf_transformation,[status(esa)],[f417_sk]) ).

fof(f418,axiom,
    ? [A] :
      ( bounded_lattstr(A)
      & upper_bounded_semilattstr(A)
      & lower_bounded_semilattstr(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/sandbox2/benchmark/theBenchmark.p',rc11_lattices) ).

fof(f418_nnf,plain,
    ? [A] :
      ( bounded_lattstr(A)
      & upper_bounded_semilattstr(A)
      & lower_bounded_semilattstr(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)],[f418]) ).

fof(f418_sk,plain,
    ( bounded_lattstr(sk160)
    & upper_bounded_semilattstr(sk160)
    & lower_bounded_semilattstr(sk160)
    & lattice(sk160)
    & join_absorbing(sk160)
    & meet_absorbing(sk160)
    & meet_associative(sk160)
    & meet_commutative(sk160)
    & join_associative(sk160)
    & join_commutative(sk160)
    & strict_latt_str(sk160)
    & ~ empty_carrier(sk160)
    & latt_str(sk160) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk160])],[f418_nnf]) ).

cnf(c1269,plain,
    ~ empty_carrier(sk160),
    inference(cnf_transformation,[status(esa)],[f418_sk]) ).

fof(f419,axiom,
    ? [A] :
      ( complemented_lattstr(A)
      & bounded_lattstr(A)
      & upper_bounded_semilattstr(A)
      & lower_bounded_semilattstr(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/sandbox2/benchmark/theBenchmark.p',rc12_lattices) ).

fof(f419_nnf,plain,
    ? [A] :
      ( complemented_lattstr(A)
      & bounded_lattstr(A)
      & upper_bounded_semilattstr(A)
      & lower_bounded_semilattstr(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)],[f419]) ).

fof(f419_sk,plain,
    ( complemented_lattstr(sk161)
    & bounded_lattstr(sk161)
    & upper_bounded_semilattstr(sk161)
    & lower_bounded_semilattstr(sk161)
    & lattice(sk161)
    & join_absorbing(sk161)
    & meet_absorbing(sk161)
    & meet_associative(sk161)
    & meet_commutative(sk161)
    & join_associative(sk161)
    & join_commutative(sk161)
    & strict_latt_str(sk161)
    & ~ empty_carrier(sk161)
    & latt_str(sk161) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk161])],[f419_nnf]) ).

cnf(c1282,plain,
    ~ empty_carrier(sk161),
    inference(cnf_transformation,[status(esa)],[f419_sk]) ).

fof(f420,axiom,
    ? [A] :
      ( boolean_lattstr(A)
      & complemented_lattstr(A)
      & bounded_lattstr(A)
      & upper_bounded_semilattstr(A)
      & lower_bounded_semilattstr(A)
      & distributive_lattstr(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/sandbox2/benchmark/theBenchmark.p',rc13_lattices) ).

fof(f420_nnf,plain,
    ? [A] :
      ( boolean_lattstr(A)
      & complemented_lattstr(A)
      & bounded_lattstr(A)
      & upper_bounded_semilattstr(A)
      & lower_bounded_semilattstr(A)
      & distributive_lattstr(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)],[f420]) ).

fof(f420_sk,plain,
    ( boolean_lattstr(sk162)
    & complemented_lattstr(sk162)
    & bounded_lattstr(sk162)
    & upper_bounded_semilattstr(sk162)
    & lower_bounded_semilattstr(sk162)
    & distributive_lattstr(sk162)
    & lattice(sk162)
    & join_absorbing(sk162)
    & meet_absorbing(sk162)
    & meet_associative(sk162)
    & meet_commutative(sk162)
    & join_associative(sk162)
    & join_commutative(sk162)
    & strict_latt_str(sk162)
    & ~ empty_carrier(sk162)
    & latt_str(sk162) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk162])],[f420_nnf]) ).

cnf(c1296,plain,
    ~ empty_carrier(sk162),
    inference(cnf_transformation,[status(esa)],[f420_sk]) ).

fof(f421,axiom,
    ? [A] :
      ( natural(A)
      & ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_arytm_3) ).

fof(f421_nnf,plain,
    ? [A] :
      ( natural(A)
      & ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f421]) ).

fof(f421_sk,plain,
    ( natural(sk163)
    & ordinal(sk163)
    & epsilon_connected(sk163)
    & epsilon_transitive(sk163)
    & ~ empty(sk163) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk163])],[f421_nnf]) ).

cnf(c1311,plain,
    ~ empty(sk163),
    inference(cnf_transformation,[status(esa)],[f421_sk]) ).

fof(f422,axiom,
    ? [A] :
      ( finite(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_finset_1) ).

fof(f422_nnf,plain,
    ? [A] :
      ( finite(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f422]) ).

fof(f422_sk,plain,
    ( finite(sk164)
    & ~ empty(sk164) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk164])],[f422_nnf]) ).

cnf(c1316,plain,
    ~ empty(sk164),
    inference(cnf_transformation,[status(esa)],[f422_sk]) ).

fof(f425,axiom,
    ? [A] :
      ( complete_relstr(A)
      & antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & strict_rel_str(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_lattice3) ).

fof(f425_nnf,plain,
    ? [A] :
      ( complete_relstr(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)],[f425]) ).

fof(f425_sk,plain,
    ( complete_relstr(sk167)
    & antisymmetric_relstr(sk167)
    & transitive_relstr(sk167)
    & reflexive_relstr(sk167)
    & strict_rel_str(sk167)
    & ~ empty_carrier(sk167)
    & rel_str(sk167) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk167])],[f425_nnf]) ).

cnf(c1325,plain,
    ~ empty_carrier(sk167),
    inference(cnf_transformation,[status(esa)],[f425_sk]) ).

fof(f426,axiom,
    ? [A] :
      ( v5_membered(A)
      & v4_membered(A)
      & v3_membered(A)
      & v2_membered(A)
      & v1_membered(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_membered) ).

fof(f426_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)],[f426]) ).

fof(f426_sk,plain,
    ( v5_membered(sk168)
    & v4_membered(sk168)
    & v3_membered(sk168)
    & v2_membered(sk168)
    & v1_membered(sk168)
    & ~ empty(sk168) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk168])],[f426_nnf]) ).

cnf(c1331,plain,
    ~ empty(sk168),
    inference(cnf_transformation,[status(esa)],[f426_sk]) ).

fof(f436,axiom,
    ? [A] :
      ( trivial_carrier(A)
      & complete_relstr(A)
      & with_infima_relstr(A)
      & with_suprema_relstr(A)
      & antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & strict_rel_str(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_yellow_0) ).

fof(f436_nnf,plain,
    ? [A] :
      ( trivial_carrier(A)
      & complete_relstr(A)
      & with_infima_relstr(A)
      & with_suprema_relstr(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)],[f436]) ).

fof(f436_sk,plain,
    ( trivial_carrier(sk178)
    & complete_relstr(sk178)
    & with_infima_relstr(sk178)
    & with_suprema_relstr(sk178)
    & antisymmetric_relstr(sk178)
    & transitive_relstr(sk178)
    & reflexive_relstr(sk178)
    & strict_rel_str(sk178)
    & ~ empty_carrier(sk178)
    & rel_str(sk178) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk178])],[f436_nnf]) ).

cnf(c1361,plain,
    ~ empty_carrier(sk178),
    inference(cnf_transformation,[status(esa)],[f436_sk]) ).

fof(f440,axiom,
    ? [A] :
      ( complete_relstr(A)
      & with_infima_relstr(A)
      & with_suprema_relstr(A)
      & antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & strict_rel_str(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_lattice3) ).

fof(f440_nnf,plain,
    ? [A] :
      ( complete_relstr(A)
      & with_infima_relstr(A)
      & with_suprema_relstr(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)],[f440]) ).

fof(f440_sk,plain,
    ( complete_relstr(sk182)
    & with_infima_relstr(sk182)
    & with_suprema_relstr(sk182)
    & antisymmetric_relstr(sk182)
    & transitive_relstr(sk182)
    & reflexive_relstr(sk182)
    & strict_rel_str(sk182)
    & ~ empty_carrier(sk182)
    & rel_str(sk182) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk182])],[f440_nnf]) ).

cnf(c1391,plain,
    ~ empty_carrier(sk182),
    inference(cnf_transformation,[status(esa)],[f440_sk]) ).

fof(f441,axiom,
    ? [A] :
      ( antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & strict_rel_str(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_orders_2) ).

fof(f441_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)],[f441]) ).

fof(f441_sk,plain,
    ( antisymmetric_relstr(sk183)
    & transitive_relstr(sk183)
    & reflexive_relstr(sk183)
    & strict_rel_str(sk183)
    & ~ empty_carrier(sk183)
    & rel_str(sk183) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk183])],[f441_nnf]) ).

cnf(c1400,plain,
    ~ empty_carrier(sk183),
    inference(cnf_transformation,[status(esa)],[f441_sk]) ).

fof(f444,axiom,
    ? [A] :
      ( relation(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_relat_1) ).

fof(f444_nnf,plain,
    ? [A] :
      ( relation(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f444]) ).

fof(f444_sk,plain,
    ( relation(sk186)
    & ~ empty(sk186) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk186])],[f444_nnf]) ).

cnf(c1415,plain,
    ~ empty(sk186),
    inference(cnf_transformation,[status(esa)],[f444_sk]) ).

fof(f446,axiom,
    ! [A] :
    ? [B] :
      ( ~ proper_element(B,powerset(A))
      & element(B,powerset(A)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_tex_2) ).

fof(f446_nnf,plain,
    ! [A] :
    ? [B] :
      ( ~ proper_element(B,powerset(A))
      & element(B,powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f446]) ).

fof(f446_sk,plain,
    ! [A] :
      ( ~ proper_element(sk188(A),powerset(A))
      & element(sk188(A),powerset(A)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk188])],[f446_nnf]) ).

cnf(c1420,plain,
    ~ proper_element(sk188(X0),powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f446_sk]) ).

fof(f448,axiom,
    ? [A] : ~ empty(A),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_xboole_0) ).

fof(f448_nnf,plain,
    ? [A] : ~ empty(A),
    inference(nnf_transformation,[status(thm)],[f448]) ).

fof(f448_sk,plain,
    ~ empty(sk190),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk190])],[f448_nnf]) ).

cnf(c1424,plain,
    ~ empty(sk190),
    inference(cnf_transformation,[status(esa)],[f448_sk]) ).

fof(f449,axiom,
    ? [A] :
      ( bounded_relstr(A)
      & upper_bounded_relstr(A)
      & lower_bounded_relstr(A)
      & complete_relstr(A)
      & with_infima_relstr(A)
      & with_suprema_relstr(A)
      & antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_yellow_0) ).

fof(f449_nnf,plain,
    ? [A] :
      ( bounded_relstr(A)
      & upper_bounded_relstr(A)
      & lower_bounded_relstr(A)
      & complete_relstr(A)
      & with_infima_relstr(A)
      & with_suprema_relstr(A)
      & antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f449]) ).

fof(f449_sk,plain,
    ( bounded_relstr(sk191)
    & upper_bounded_relstr(sk191)
    & lower_bounded_relstr(sk191)
    & complete_relstr(sk191)
    & with_infima_relstr(sk191)
    & with_suprema_relstr(sk191)
    & antisymmetric_relstr(sk191)
    & transitive_relstr(sk191)
    & reflexive_relstr(sk191)
    & ~ empty_carrier(sk191)
    & rel_str(sk191) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk191])],[f449_nnf]) ).

cnf(c1426,plain,
    ~ empty_carrier(sk191),
    inference(cnf_transformation,[status(esa)],[f449_sk]) ).

fof(f453,axiom,
    ? [A] :
      ( ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_ordinal1) ).

fof(f453_nnf,plain,
    ? [A] :
      ( ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f453]) ).

fof(f453_sk,plain,
    ( ordinal(sk195)
    & epsilon_connected(sk195)
    & epsilon_transitive(sk195)
    & ~ empty(sk195) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk195])],[f453_nnf]) ).

cnf(c1444,plain,
    ~ empty(sk195),
    inference(cnf_transformation,[status(esa)],[f453_sk]) ).

fof(f456,axiom,
    ? [A] :
      ( ~ empty_carrier(A)
      & one_sorted_str(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_struct_0) ).

fof(f456_nnf,plain,
    ? [A] :
      ( ~ empty_carrier(A)
      & one_sorted_str(A) ),
    inference(nnf_transformation,[status(thm)],[f456]) ).

fof(f456_sk,plain,
    ( ~ empty_carrier(sk198)
    & one_sorted_str(sk198) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk198])],[f456_nnf]) ).

cnf(c1458,plain,
    ~ empty_carrier(sk198),
    inference(cnf_transformation,[status(esa)],[f456_sk]) ).

fof(f460,axiom,
    ? [A] :
      ( strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc6_lattices) ).

fof(f460_nnf,plain,
    ? [A] :
      ( strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    inference(nnf_transformation,[status(thm)],[f460]) ).

fof(f460_sk,plain,
    ( strict_latt_str(sk202)
    & ~ empty_carrier(sk202)
    & latt_str(sk202) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk202])],[f460_nnf]) ).

cnf(c1468,plain,
    ~ empty_carrier(sk202),
    inference(cnf_transformation,[status(esa)],[f460_sk]) ).

fof(f463,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/sandbox2/benchmark/theBenchmark.p',rc9_lattices) ).

fof(f463_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)],[f463]) ).

fof(f463_sk,plain,
    ( lattice(sk205)
    & join_absorbing(sk205)
    & meet_absorbing(sk205)
    & meet_associative(sk205)
    & meet_commutative(sk205)
    & join_associative(sk205)
    & join_commutative(sk205)
    & strict_latt_str(sk205)
    & ~ empty_carrier(sk205)
    & latt_str(sk205) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk205])],[f463_nnf]) ).

cnf(c1476,plain,
    ~ empty_carrier(sk205),
    inference(cnf_transformation,[status(esa)],[f463_sk]) ).

fof(f500,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/sandbox2/benchmark/theBenchmark.p',s1_ordinal2__e18_27__finset_1) ).

fof(f500_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)],[f500]) ).

fof(f500_sk,plain,
    ! [B,E,G,I,K,L,N,P,D,R,T] :
      ( ( ( T = sk239(D,R)
          | ~ subset(sk239(D,R),T)
          | ~ in(T,R) )
        & in(sk239(D,R),R) )
      | R = empty_set
      | ~ element(R,powerset(powerset(D)))
      | ~ in(D,omega)
      | ~ ordinal(D)
      | ( ( ( sk238(P) != P
            & subset(P,sk238(P))
            & in(sk238(P),sk237) )
          | ~ in(P,sk237) )
        & sk237 != empty_set
        & element(sk237,powerset(powerset(sk235)))
        & in(sk235,omega)
        & sk235 != empty_set
        & ( ( ( N = sk236(K,L)
              | ~ subset(sk236(K,L),N)
              | ~ in(N,L) )
            & in(sk236(K,L),L) )
          | L = empty_set
          | ~ element(L,powerset(powerset(K)))
          | ~ in(K,omega)
          | ~ in(K,sk235)
          | ~ ordinal(K) )
        & being_limit_ordinal(sk235)
        & ordinal(sk235) )
      | ( ( ( sk234(I) != I
            & subset(I,sk234(I))
            & in(sk234(I),sk233) )
          | ~ in(I,sk233) )
        & sk233 != empty_set
        & element(sk233,powerset(powerset(succ(sk231))))
        & in(succ(sk231),omega)
        & ( ( ( G = sk232(E)
              | ~ subset(sk232(E),G)
              | ~ in(G,E) )
            & in(sk232(E),E) )
          | E = empty_set
          | ~ element(E,powerset(powerset(sk231)))
          | ~ in(sk231,omega) )
        & ordinal(sk231) )
      | ( ( ( sk230(B) != B
            & subset(B,sk230(B))
            & in(sk230(B),sk229) )
          | ~ in(B,sk229) )
        & sk229 != empty_set
        & element(sk229,powerset(powerset(empty_set)))
        & in(empty_set,omega) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk229,sk230,sk231,sk232,sk233,sk234,sk235,sk236,sk237,sk238,sk239])],[f500_nnf]) ).

cnf(c1719,plain,
    ( sk230(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])],[f500_sk]) ).

cnf(c1724,plain,
    ( sk229 != 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])],[f500_sk]) ).

cnf(c1733,plain,
    ( ~ subset(sk232(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])],[f500_sk]) ).

cnf(c1755,plain,
    ( sk234(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])],[f500_sk]) ).

cnf(c1760,plain,
    ( sk233 != 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])],[f500_sk]) ).

cnf(c1778,plain,
    ( ~ subset(sk236(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])],[f500_sk]) ).

cnf(c1809,plain,
    ( sk238(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])],[f500_sk]) ).

cnf(c1814,plain,
    ( sk237 != 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])],[f500_sk]) ).

cnf(c1823,plain,
    ( sk235 != 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])],[f500_sk]) ).

cnf(c1835,plain,
    ( ~ subset(sk239(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])],[f500_sk]) ).

fof(f669,lemma,
    ! [A,B,C] :
      ~ ( in(C,A)
        & in(B,C)
        & in(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_ordinal1) ).

fof(f669_nnf,plain,
    ! [A,B,C] :
      ( ~ in(C,A)
      | ~ in(B,C)
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f669]) ).

fof(f669_sk,plain,
    ! [A,B,C] :
      ( ~ in(C,A)
      | ~ in(B,C)
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f669_nnf]) ).

cnf(c3462,plain,
    ( ~ in(X2,X0)
    | ~ in(X1,X2)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f669_sk]) ).

fof(f672,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/sandbox2/benchmark/theBenchmark.p',t3_xboole_0) ).

fof(f672_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)],[f672]) ).

fof(f672_sk,plain,
    ! [A,B,C] :
      ( ( ~ disjoint(A,B)
        | ~ in(C,B)
        | ~ in(C,A) )
      & ( ( in(sk497(A,B),B)
          & in(sk497(A,B),A) )
        | disjoint(A,B) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk497])],[f672_nnf]) ).

cnf(c3468,plain,
    ( ~ disjoint(X0,X1)
    | ~ in(X2,X1)
    | ~ in(X2,X0) ),
    inference(cnf_transformation,[status(esa)],[f672_sk]) ).

fof(f676,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/sandbox2/benchmark/theBenchmark.p',t42_ordinal1) ).

fof(f676_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)],[f676]) ).

fof(f676_sk,plain,
    ! [A,B] :
      ( ( ( ~ being_limit_ordinal(A)
          | A != succ(B)
          | ~ ordinal(B) )
        & ( ( A = succ(sk499(A))
            & ordinal(sk499(A)) )
          | being_limit_ordinal(A) ) )
      | ~ ordinal(A) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk499])],[f676_nnf]) ).

cnf(c3477,plain,
    ( ~ being_limit_ordinal(X0)
    | X0 != succ(X1)
    | ~ ordinal(X1)
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f676_sk]) ).

fof(f700,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/sandbox2/benchmark/theBenchmark.p',t4_xboole_0) ).

fof(f700_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)],[f700]) ).

fof(f700_sk,plain,
    ! [A,B,C] :
      ( ( ~ disjoint(A,B)
        | ~ in(C,set_intersection2(A,B)) )
      & ( in(sk503(A,B),set_intersection2(A,B))
        | disjoint(A,B) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk503])],[f700_nnf]) ).

cnf(c3516,plain,
    ( ~ disjoint(X0,X1)
    | ~ in(X2,set_intersection2(X0,X1)) ),
    inference(cnf_transformation,[status(esa)],[f700_sk]) ).

fof(f708,lemma,
    ! [A,B,C] :
      ( element(C,powerset(A))
     => ~ ( in(B,C)
          & in(B,subset_complement(A,C)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t54_subset_1) ).

fof(f708_nnf,plain,
    ! [A,B,C] :
      ( ~ in(B,C)
      | ~ in(B,subset_complement(A,C))
      | ~ element(C,powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f708]) ).

fof(f708_sk,plain,
    ! [C,A,B] :
      ( ~ in(B,C)
      | ~ in(B,subset_complement(A,C))
      | ~ element(C,powerset(A)) ),
    inference(skolemisation,[status(esa)],[f708_nnf]) ).

cnf(c3546,plain,
    ( ~ in(X1,X2)
    | ~ in(X1,subset_complement(X0,X2))
    | ~ element(X2,powerset(X0)) ),
    inference(cnf_transformation,[status(esa)],[f708_sk]) ).

fof(f715,axiom,
    ! [A,B,C] :
      ~ ( empty(C)
        & element(B,powerset(C))
        & in(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_subset) ).

fof(f715_nnf,plain,
    ! [A,B,C] :
      ( ~ empty(C)
      | ~ element(B,powerset(C))
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f715]) ).

fof(f715_sk,plain,
    ! [A,B,C] :
      ( ~ empty(C)
      | ~ element(B,powerset(C))
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f715_nnf]) ).

cnf(c3556,plain,
    ( ~ empty(X2)
    | ~ element(X1,powerset(X2))
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f715_sk]) ).

fof(f716,lemma,
    ! [A,B] :
      ( element(B,powerset(A))
     => ( proper_element(B,powerset(A))
      <=> B != A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_tex_2) ).

fof(f716_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)],[f716]) ).

fof(f716_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)],[f716_nnf]) ).

cnf(c3557,plain,
    ( X1 != X0
    | ~ proper_element(X1,powerset(X0))
    | ~ element(X1,powerset(X0)) ),
    inference(cnf_transformation,[status(esa)],[f716_sk]) ).

fof(f721,lemma,
    ! [A,B] :
      ~ ( proper_subset(B,A)
        & subset(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t60_xboole_1) ).

fof(f721_nnf,plain,
    ! [A,B] :
      ( ~ proper_subset(B,A)
      | ~ subset(A,B) ),
    inference(nnf_transformation,[status(thm)],[f721]) ).

fof(f721_sk,plain,
    ! [A,B] :
      ( ~ proper_subset(B,A)
      | ~ subset(A,B) ),
    inference(skolemisation,[status(esa)],[f721_nnf]) ).

cnf(c3565,plain,
    ( ~ proper_subset(X1,X0)
    | ~ subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f721_sk]) ).

fof(f728,lemma,
    ! [A,B] :
      ( set_difference(A,singleton(B)) = A
    <=> ~ in(B,A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t65_zfmisc_1) ).

fof(f728_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)],[f728]) ).

fof(f728_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)],[f728_nnf]) ).

cnf(c3574,plain,
    ( ~ in(X1,X0)
    | set_difference(X0,singleton(X1)) != X0 ),
    inference(cnf_transformation,[status(esa)],[f728_sk]) ).

fof(f741,axiom,
    ! [A,B] :
      ~ ( empty(B)
        & in(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_boole) ).

fof(f741_nnf,plain,
    ! [A,B] :
      ( ~ empty(B)
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f741]) ).

fof(f741_sk,plain,
    ! [A,B] :
      ( ~ empty(B)
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f741_nnf]) ).

cnf(c3597,plain,
    ( ~ empty(X1)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f741_sk]) ).

fof(f744,axiom,
    ! [A,B] :
      ~ ( ! [C] :
            ~ ( ! [D] :
                  ~ ( in(D,C)
                    & in(D,B) )
              & in(C,B) )
        & in(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_tarski) ).

fof(f744_nnf,plain,
    ! [A,B] :
      ( ? [C] :
          ( ! [D] :
              ( ~ in(D,C)
              | ~ in(D,B) )
          & in(C,B) )
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f744]) ).

fof(f744_sk,plain,
    ! [A,B,D] :
      ( ( ( ~ in(D,sk510(A,B))
          | ~ in(D,B) )
        & in(sk510(A,B),B) )
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk510])],[f744_nnf]) ).

cnf(c3603,plain,
    ( ~ in(X3,sk510(X0,X1))
    | ~ in(X3,X1)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f744_sk]) ).

cnf(goal_0,negated_conjecture,
    true != false,
    inference(equality_encoding,[status(esa)],[c2,c3,c54,c90,c235,c390,c408,c423,c457,c571,c713,c905,c907,c913,c930,c934,c938,c947,c949,c959,c964,c969,c978,c1008,c1058,c1080,c1085,c1163,c1170,c1209,c1213,c1215,c1255,c1269,c1282,c1296,c1311,c1316,c1325,c1331,c1361,c1391,c1400,c1415,c1420,c1424,c1426,c1444,c1458,c1468,c1476,c1719,c1724,c1733,c1755,c1760,c1778,c1809,c1814,c1823,c1835,c3340,c3462,c3468,c3477,c3516,c3546,c3556,c3557,c3565,c3574,c3597,c3603]) ).

cnf(g0_0,plain,
    true != true,
    inference(rw,[status(thm)],[goal_0,t8070]) ).

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

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SEU374+2 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.04  % Command  : run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.10/0.36  % Computer : n001.cluster.edu
% 0.10/0.36  % Model    : x86_64 x86_64
% 0.10/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.36  % Memory   : 8046.5625MB
% 0.10/0.36  % OS       : Linux 6.8.0-71-generic
% 0.10/0.36  % CPULimit : 300
% 0.10/0.36  % WCLimit  : 300
% 0.10/0.36  % DateTime : Thu Sep 24 13:59:22 UTC 2026
% 0.10/0.36  % CPUTime  : 
% 0.10/0.36  Running run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 80.06/10.52  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 80.06/10.52  % SZS output start Proof for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
%------------------------------------------------------------------------------