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FindProof---0.1.THM-Prf.s

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%------------------------------------------------------------------------------
% File     : FindProof---0.1
% Problem  : SEU368+2 : TPTP v9.3.1. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_findproof /export/starexec/sandbox/benchmark/theBenchmark.p 300

% Computer : n002.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 02:51:52 PM UTC 2026

% Result   : Theorem 135.80s 18.71s
% Output   : Proof 135.80s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   38
%            Number of leaves      :   58
% Syntax   : Number of formulae    :  320 ( 139 unt;   0 def)
%            Number of atoms       : 1030 ( 245 equ)
%            Maximal formula atoms :   49 (   3 avg)
%            Number of connectives : 1201 ( 491   ~; 279   |; 372   &)
%                                         (  13 <=>;  46  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   27 (   4 avg)
%            Maximal term depth    :    6 (   1 avg)
%            Number of predicates  :   59 (  57 usr;   1 prp; 0-3 aty)
%            Number of functors    :   58 (  58 usr;  20 con; 0-4 aty)
%            Number of variables   :  571 (  49 sgn 308   !;  48   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f560,conjecture,
    ! [A] :
      ( the_InternalRel(incl_POSet(A)) = inclusion_order(A)
      & the_carrier(incl_POSet(A)) = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t1_yellow_1) ).

fof(f560_neg,negated_conjecture,
    ~ ! [A] :
        ( the_InternalRel(incl_POSet(A)) = inclusion_order(A)
        & the_carrier(incl_POSet(A)) = A ),
    inference(negated_conjecture,[status(cth)],[f560]) ).

fof(f560_nnf,plain,
    ? [A] :
      ( the_InternalRel(incl_POSet(A)) != inclusion_order(A)
      | the_carrier(incl_POSet(A)) != A ),
    inference(nnf_transformation,[status(thm)],[f560_neg]) ).

fof(f560_sk,plain,
    ( the_InternalRel(incl_POSet(sk467)) != inclusion_order(sk467)
    | the_carrier(incl_POSet(sk467)) != sk467 ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk467])],[f560_nnf]) ).

cnf(c3080,plain,
    ( the_InternalRel(incl_POSet(sk467)) != inclusion_order(sk467)
    | the_carrier(incl_POSet(sk467)) != sk467 ),
    inference(cnf_transformation,[status(esa)],[f560_sk]) ).

cnf(t103,plain,
    ifeq(the_carrier(incl_POSet(sk467)),sk467,ifeq(the_InternalRel(incl_POSet(sk467)),inclusion_order(sk467),false,true),true) = true,
    inference(equality_encoding,[status(esa)],[c3080]) ).

cnf(t188,plain,
    ifeq(the_carrier(incl_POSet(sk467)),sk467,ifeq(the_InternalRel(incl_POSet(sk467)),inclusion_order(sk467),false,true),true) = true,
    inference(orient,[status(thm)],[t103]) ).

fof(f432,axiom,
    ! [A] : inclusion_order(A) = inclusion_relation(A),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',redefinition_k1_yellow_1) ).

fof(f432_nnf,plain,
    ! [A] : inclusion_order(A) = inclusion_relation(A),
    inference(nnf_transformation,[status(thm)],[f432]) ).

fof(f432_sk,plain,
    ! [A] : inclusion_order(A) = inclusion_relation(A),
    inference(skolemisation,[status(esa)],[f432_nnf]) ).

cnf(c1250,plain,
    inclusion_order(X0) = inclusion_relation(X0),
    inference(cnf_transformation,[status(esa)],[f432_sk]) ).

cnf(t20,plain,
    inclusion_relation(X1) = inclusion_order(X1),
    inference(equality_encoding,[status(esa)],[c1250]) ).

cnf(t618,plain,
    inclusion_order(X1) = inclusion_relation(X1),
    inference(orient,[status(thm)],[t20]) ).

cnf(t2782,plain,
    ifeq(the_carrier(incl_POSet(sk467)),sk467,ifeq(the_InternalRel(incl_POSet(sk467)),inclusion_relation(sk467),false,true),true) = true,
    inference(step,[status(thm)],[t188,t618]) ).

cnf(t623,plain,
    ifeq(the_carrier(incl_POSet(sk467)),sk467,ifeq(the_InternalRel(incl_POSet(sk467)),inclusion_relation(sk467),false,true),true) = true,
    inference(rw,[status(thm)],[t2782]) ).

fof(f359,axiom,
    ! [A,B] :
      ( relation_of2(B,A,A)
     => ! [C,D] :
          ( rel_str_of(A,B) = rel_str_of(C,D)
         => ( B = D
            & A = C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',free_g1_orders_2) ).

fof(f359_nnf,plain,
    ! [A,B] :
      ( ! [C,D] :
          ( ( B = D
            & A = C )
          | rel_str_of(A,B) != rel_str_of(C,D) )
      | ~ relation_of2(B,A,A) ),
    inference(nnf_transformation,[status(thm)],[f359]) ).

fof(f359_sk,plain,
    ! [B,A,C,D] :
      ( ( B = D
        & A = C )
      | rel_str_of(A,B) != rel_str_of(C,D)
      | ~ relation_of2(B,A,A) ),
    inference(skolemisation,[status(esa)],[f359_nnf]) ).

cnf(c1054,plain,
    ( X0 = X2
    | rel_str_of(X0,X1) != rel_str_of(X2,X3)
    | ~ relation_of2(X1,X0,X0) ),
    inference(cnf_transformation,[status(esa)],[f359_sk]) ).

cnf(t111,plain,
    ifeq(relation_of2(X1,X2,X2),true,ifeq(rel_str_of(X2,X1),rel_str_of(X3,X4),X2,X3),X3) = X3,
    inference(equality_encoding,[status(esa)],[c1054]) ).

cnf(t156,plain,
    ifeq(relation_of2(X1,X2,X2),true,ifeq(rel_str_of(X2,X1),rel_str_of(X3,X4),X2,X3),X3) = X3,
    inference(orient,[status(thm)],[t111]) ).

fof(f447,axiom,
    ! [A,B,C] :
      ( relation_of2_as_subset(C,A,B)
    <=> relation_of2(C,A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',redefinition_m2_relset_1) ).

fof(f447_nnf,plain,
    ! [A,B,C] :
      ( ( ~ relation_of2(C,A,B)
        | relation_of2_as_subset(C,A,B) )
      & ( relation_of2(C,A,B)
        | ~ relation_of2_as_subset(C,A,B) ) ),
    inference(nnf_transformation,[status(thm)],[f447]) ).

fof(f447_sk,plain,
    ! [C,A,B] :
      ( ( ~ relation_of2(C,A,B)
        | relation_of2_as_subset(C,A,B) )
      & ( relation_of2(C,A,B)
        | ~ relation_of2_as_subset(C,A,B) ) ),
    inference(skolemisation,[status(esa)],[f447_nnf]) ).

cnf(c1265,plain,
    ( relation_of2(X2,X0,X1)
    | ~ relation_of2_as_subset(X2,X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f447_sk]) ).

cnf(hi1128,axiom,
    ifeq(relation_of2_as_subset(X0,X1,X2),true,relation_of2(X0,X1,X2),true) = true,
    inference(equality_encoding,[status(esa)],[c1265]) ).

fof(f195,axiom,
    ! [A] :
      ( relation_of2_as_subset(inclusion_order(A),A,A)
      & v1_partfun1(inclusion_order(A),A,A)
      & transitive(inclusion_order(A))
      & antisymmetric(inclusion_order(A))
      & reflexive(inclusion_order(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_yellow_1) ).

fof(f195_nnf,plain,
    ! [A] :
      ( relation_of2_as_subset(inclusion_order(A),A,A)
      & v1_partfun1(inclusion_order(A),A,A)
      & transitive(inclusion_order(A))
      & antisymmetric(inclusion_order(A))
      & reflexive(inclusion_order(A)) ),
    inference(nnf_transformation,[status(thm)],[f195]) ).

fof(f195_sk,plain,
    ! [A] :
      ( relation_of2_as_subset(inclusion_order(A),A,A)
      & v1_partfun1(inclusion_order(A),A,A)
      & transitive(inclusion_order(A))
      & antisymmetric(inclusion_order(A))
      & reflexive(inclusion_order(A)) ),
    inference(skolemisation,[status(esa)],[f195_nnf]) ).

cnf(c731,plain,
    relation_of2_as_subset(inclusion_order(X0),X0,X0),
    inference(cnf_transformation,[status(esa)],[f195_sk]) ).

cnf(hi639,axiom,
    relation_of2_as_subset(inclusion_order(X0),X0,X0) = true,
    inference(equality_encoding,[status(esa)],[c731]) ).

cnf(hi309,axiom,
    inclusion_order(X0) = inclusion_relation(X0),
    inference(equality_encoding,[status(esa)],[c1250]) ).

cnf(t51,plain,
    relation_of2(inclusion_order(X1),X1,X1) = true,
    inference(hyper_resolution,[status(thm)],[hi1128,hi639,hi309]) ).

cnf(t409,plain,
    relation_of2(inclusion_order(X1),X1,X1) = true,
    inference(orient,[status(thm)],[t51]) ).

cnf(t2781,plain,
    relation_of2(inclusion_relation(X1),X1,X1) = true,
    inference(step,[status(thm)],[t409,t618]) ).

cnf(t622,plain,
    relation_of2(inclusion_relation(X1),X1,X1) = true,
    inference(rw,[status(thm)],[t2781]) ).

cnf(t692,plain,
    relation_of2(inclusion_relation(X1),X1,X1) = true,
    inference(orient,[status(thm)],[t622]) ).

cnf(t693,plain,
    X1 = ifeq(true,true,ifeq(rel_str_of(X2,inclusion_relation(X2)),rel_str_of(X1,X3),X2,X1),X1),
    inference(cp,[status(thm)],[t156,t692]) ).

cnf(t47,plain,
    ifeq(X1,X1,X2,X3) = X2,
    introduced(definition) ).

cnf(t145,plain,
    ifeq(X1,X1,X2,X3) = X2,
    inference(orient,[status(thm)],[t47]) ).

cnf(t2831,plain,
    X1 = ifeq(rel_str_of(X2,inclusion_relation(X2)),rel_str_of(X1,X3),X2,X1),
    inference(step,[status(thm)],[t693,t145]) ).

fof(f97,axiom,
    ! [A] : incl_POSet(A) = rel_str_of(A,inclusion_order(A)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_yellow_1) ).

fof(f97_nnf,plain,
    ! [A] : incl_POSet(A) = rel_str_of(A,inclusion_order(A)),
    inference(nnf_transformation,[status(thm)],[f97]) ).

fof(f97_sk,plain,
    ! [A] : incl_POSet(A) = rel_str_of(A,inclusion_order(A)),
    inference(skolemisation,[status(esa)],[f97_nnf]) ).

cnf(c362,plain,
    incl_POSet(X0) = rel_str_of(X0,inclusion_order(X0)),
    inference(cnf_transformation,[status(esa)],[f97_sk]) ).

cnf(t49,plain,
    rel_str_of(X1,inclusion_order(X1)) = incl_POSet(X1),
    inference(equality_encoding,[status(esa)],[c362]) ).

cnf(t551,plain,
    rel_str_of(X1,inclusion_order(X1)) = incl_POSet(X1),
    inference(orient,[status(thm)],[t49]) ).

cnf(t2778,plain,
    rel_str_of(X1,inclusion_relation(X1)) = incl_POSet(X1),
    inference(step,[status(thm)],[t551,t618]) ).

cnf(t619,plain,
    rel_str_of(X1,inclusion_relation(X1)) = incl_POSet(X1),
    inference(rw,[status(thm)],[t2778]) ).

cnf(t665,plain,
    rel_str_of(X1,inclusion_relation(X1)) = incl_POSet(X1),
    inference(orient,[status(thm)],[t619]) ).

cnf(t2832,plain,
    X1 = ifeq(incl_POSet(X2),rel_str_of(X1,X3),X2,X1),
    inference(step,[status(thm)],[t2831,t665]) ).

cnf(t810,plain,
    ifeq(incl_POSet(X1),rel_str_of(X2,X3),X1,X2) = X2,
    inference(orient,[status(thm)],[t2832]) ).

fof(f0,axiom,
    ! [A] :
      ( rel_str(A)
     => ( strict_rel_str(A)
       => A = rel_str_of(the_carrier(A),the_InternalRel(A)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',abstractness_v1_orders_2) ).

fof(f0_nnf,plain,
    ! [A] :
      ( A = rel_str_of(the_carrier(A),the_InternalRel(A))
      | ~ strict_rel_str(A)
      | ~ rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f0]) ).

fof(f0_sk,plain,
    ! [A] :
      ( A = rel_str_of(the_carrier(A),the_InternalRel(A))
      | ~ strict_rel_str(A)
      | ~ rel_str(A) ),
    inference(skolemisation,[status(esa)],[f0_nnf]) ).

cnf(c0,plain,
    ( X0 = rel_str_of(the_carrier(X0),the_InternalRel(X0))
    | ~ strict_rel_str(X0)
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f0_sk]) ).

cnf(hi0,axiom,
    ifeq(rel_str(X0),true,ifeq(strict_rel_str(X0),true,X0,rel_str_of(the_carrier(X0),the_InternalRel(X0))),rel_str_of(the_carrier(X0),the_InternalRel(X0))) = rel_str_of(the_carrier(X0),the_InternalRel(X0)),
    inference(equality_encoding,[status(esa)],[c0]) ).

fof(f210,axiom,
    ! [A] :
      ( rel_str(incl_POSet(A))
      & strict_rel_str(incl_POSet(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_yellow_1) ).

fof(f210_nnf,plain,
    ! [A] :
      ( rel_str(incl_POSet(A))
      & strict_rel_str(incl_POSet(A)) ),
    inference(nnf_transformation,[status(thm)],[f210]) ).

fof(f210_sk,plain,
    ! [A] :
      ( rel_str(incl_POSet(A))
      & strict_rel_str(incl_POSet(A)) ),
    inference(skolemisation,[status(esa)],[f210_nnf]) ).

cnf(c752,plain,
    rel_str(incl_POSet(X0)),
    inference(cnf_transformation,[status(esa)],[f210_sk]) ).

cnf(hi656,axiom,
    rel_str(incl_POSet(X0)) = true,
    inference(equality_encoding,[status(esa)],[c752]) ).

cnf(c751,plain,
    strict_rel_str(incl_POSet(X0)),
    inference(cnf_transformation,[status(esa)],[f210_sk]) ).

cnf(hi655,axiom,
    strict_rel_str(incl_POSet(X0)) = true,
    inference(equality_encoding,[status(esa)],[c751]) ).

cnf(hi317,axiom,
    incl_POSet(X0) = rel_str_of(X0,inclusion_order(X0)),
    inference(equality_encoding,[status(esa)],[c362]) ).

cnf(t67,plain,
    rel_str_of(the_carrier(incl_POSet(X1)),the_InternalRel(incl_POSet(X1))) = incl_POSet(X1),
    inference(hyper_resolution,[status(thm)],[hi0,hi656,hi655,hi317,hi309]) ).

cnf(t556,plain,
    rel_str_of(the_carrier(incl_POSet(X1)),the_InternalRel(incl_POSet(X1))) = incl_POSet(X1),
    inference(orient,[status(thm)],[t67]) ).

cnf(t812,plain,
    the_carrier(incl_POSet(X1)) = ifeq(incl_POSet(X2),incl_POSet(X1),X2,the_carrier(incl_POSet(X1))),
    inference(cp,[status(thm)],[t810,t556]) ).

cnf(t839,plain,
    ifeq(incl_POSet(X1),incl_POSet(X2),X1,the_carrier(incl_POSet(X2))) = the_carrier(incl_POSet(X2)),
    inference(orient,[status(thm)],[t812]) ).

cnf(t840,plain,
    the_carrier(incl_POSet(X1)) = X1,
    inference(cp,[status(thm)],[t839,t145]) ).

cnf(t841,plain,
    the_carrier(incl_POSet(X1)) = X1,
    inference(orient,[status(thm)],[t840]) ).

cnf(t3051,plain,
    ifeq(sk467,sk467,ifeq(the_InternalRel(incl_POSet(sk467)),inclusion_relation(sk467),false,true),true) = true,
    inference(step,[status(thm)],[t623,t841]) ).

cnf(t3052,plain,
    ifeq(the_InternalRel(incl_POSet(sk467)),inclusion_relation(sk467),false,true) = true,
    inference(step,[status(thm)],[t3051,t145]) ).

cnf(c1055,plain,
    ( X1 = X3
    | rel_str_of(X0,X1) != rel_str_of(X2,X3)
    | ~ relation_of2(X1,X0,X0) ),
    inference(cnf_transformation,[status(esa)],[f359_sk]) ).

cnf(t110,plain,
    ifeq(relation_of2(X1,X2,X2),true,ifeq(rel_str_of(X2,X1),rel_str_of(X3,X4),X1,X4),X4) = X4,
    inference(equality_encoding,[status(esa)],[c1055]) ).

cnf(t154,plain,
    ifeq(relation_of2(X1,X2,X2),true,ifeq(rel_str_of(X2,X1),rel_str_of(X3,X4),X1,X4),X4) = X4,
    inference(orient,[status(thm)],[t110]) ).

cnf(t90,plain,
    ifeq(relation_of2_as_subset(X1,X2,X3),true,relation_of2(X1,X2,X3),true) = true,
    inference(equality_encoding,[status(esa)],[c1265]) ).

cnf(t207,plain,
    ifeq(relation_of2_as_subset(X1,X2,X3),true,relation_of2(X1,X2,X3),true) = true,
    inference(orient,[status(thm)],[t90]) ).

fof(f260,axiom,
    ! [A] :
      ( rel_str(A)
     => relation_of2_as_subset(the_InternalRel(A),the_carrier(A),the_carrier(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_u1_orders_2) ).

fof(f260_nnf,plain,
    ! [A] :
      ( relation_of2_as_subset(the_InternalRel(A),the_carrier(A),the_carrier(A))
      | ~ rel_str(A) ),
    inference(nnf_transformation,[status(thm)],[f260]) ).

fof(f260_sk,plain,
    ! [A] :
      ( relation_of2_as_subset(the_InternalRel(A),the_carrier(A),the_carrier(A))
      | ~ rel_str(A) ),
    inference(skolemisation,[status(esa)],[f260_nnf]) ).

cnf(c813,plain,
    ( relation_of2_as_subset(the_InternalRel(X0),the_carrier(X0),the_carrier(X0))
    | ~ rel_str(X0) ),
    inference(cnf_transformation,[status(esa)],[f260_sk]) ).

cnf(t95,plain,
    ifeq(rel_str(X1),true,relation_of2_as_subset(the_InternalRel(X1),the_carrier(X1),the_carrier(X1)),true) = true,
    inference(equality_encoding,[status(esa)],[c813]) ).

cnf(t214,plain,
    ifeq(rel_str(X1),true,relation_of2_as_subset(the_InternalRel(X1),the_carrier(X1),the_carrier(X1)),true) = true,
    inference(orient,[status(thm)],[t95]) ).

cnf(t842,plain,
    true = ifeq(rel_str(incl_POSet(X1)),true,relation_of2_as_subset(the_InternalRel(incl_POSet(X1)),X1,the_carrier(incl_POSet(X1))),true),
    inference(cp,[status(thm)],[t214,t841]) ).

cnf(t29,plain,
    rel_str(incl_POSet(X1)) = true,
    inference(equality_encoding,[status(esa)],[c752]) ).

cnf(t470,plain,
    rel_str(incl_POSet(X1)) = true,
    inference(orient,[status(thm)],[t29]) ).

cnf(t2863,plain,
    true = ifeq(true,true,relation_of2_as_subset(the_InternalRel(incl_POSet(X1)),X1,the_carrier(incl_POSet(X1))),true),
    inference(step,[status(thm)],[t842,t470]) ).

cnf(t2864,plain,
    true = relation_of2_as_subset(the_InternalRel(incl_POSet(X1)),X1,the_carrier(incl_POSet(X1))),
    inference(step,[status(thm)],[t2863,t145]) ).

cnf(t2865,plain,
    true = relation_of2_as_subset(the_InternalRel(incl_POSet(X1)),X1,X1),
    inference(step,[status(thm)],[t2864,t841]) ).

cnf(t866,plain,
    relation_of2_as_subset(the_InternalRel(incl_POSet(X1)),X1,X1) = true,
    inference(orient,[status(thm)],[t2865]) ).

cnf(t867,plain,
    true = ifeq(true,true,relation_of2(the_InternalRel(incl_POSet(X1)),X1,X1),true),
    inference(cp,[status(thm)],[t207,t866]) ).

cnf(t2891,plain,
    true = relation_of2(the_InternalRel(incl_POSet(X1)),X1,X1),
    inference(step,[status(thm)],[t867,t145]) ).

cnf(t984,plain,
    relation_of2(the_InternalRel(incl_POSet(X1)),X1,X1) = true,
    inference(orient,[status(thm)],[t2891]) ).

cnf(t985,plain,
    X1 = ifeq(true,true,ifeq(rel_str_of(X2,the_InternalRel(incl_POSet(X2))),rel_str_of(X3,X1),the_InternalRel(incl_POSet(X2)),X1),X1),
    inference(cp,[status(thm)],[t154,t984]) ).

cnf(t2918,plain,
    X1 = ifeq(rel_str_of(X2,the_InternalRel(incl_POSet(X2))),rel_str_of(X3,X1),the_InternalRel(incl_POSet(X2)),X1),
    inference(step,[status(thm)],[t985,t145]) ).

cnf(t137,plain,
    ifeq(rel_str(X1),true,ifeq(strict_rel_str(X1),true,X1,rel_str_of(the_carrier(X1),the_InternalRel(X1))),rel_str_of(the_carrier(X1),the_InternalRel(X1))) = rel_str_of(the_carrier(X1),the_InternalRel(X1)),
    inference(equality_encoding,[status(esa)],[c0]) ).

cnf(t532,plain,
    ifeq(rel_str(X1),true,ifeq(strict_rel_str(X1),true,X1,rel_str_of(the_carrier(X1),the_InternalRel(X1))),rel_str_of(the_carrier(X1),the_InternalRel(X1))) = rel_str_of(the_carrier(X1),the_InternalRel(X1)),
    inference(orient,[status(thm)],[t137]) ).

cnf(t844,plain,
    rel_str_of(the_carrier(incl_POSet(X1)),the_InternalRel(incl_POSet(X1))) = ifeq(rel_str(incl_POSet(X1)),true,ifeq(strict_rel_str(incl_POSet(X1)),true,incl_POSet(X1),rel_str_of(X1,the_InternalRel(incl_POSet(X1)))),rel_str_of(the_carrier(incl_POSet(X1)),the_InternalRel(incl_POSet(X1)))),
    inference(cp,[status(thm)],[t532,t841]) ).

cnf(t2858,plain,
    rel_str_of(X1,the_InternalRel(incl_POSet(X1))) = ifeq(rel_str(incl_POSet(X1)),true,ifeq(strict_rel_str(incl_POSet(X1)),true,incl_POSet(X1),rel_str_of(X1,the_InternalRel(incl_POSet(X1)))),rel_str_of(the_carrier(incl_POSet(X1)),the_InternalRel(incl_POSet(X1)))),
    inference(step,[status(thm)],[t844,t841]) ).

cnf(t2859,plain,
    rel_str_of(X1,the_InternalRel(incl_POSet(X1))) = ifeq(true,true,ifeq(strict_rel_str(incl_POSet(X1)),true,incl_POSet(X1),rel_str_of(X1,the_InternalRel(incl_POSet(X1)))),rel_str_of(the_carrier(incl_POSet(X1)),the_InternalRel(incl_POSet(X1)))),
    inference(step,[status(thm)],[t2858,t470]) ).

cnf(t2860,plain,
    rel_str_of(X1,the_InternalRel(incl_POSet(X1))) = ifeq(strict_rel_str(incl_POSet(X1)),true,incl_POSet(X1),rel_str_of(X1,the_InternalRel(incl_POSet(X1)))),
    inference(step,[status(thm)],[t2859,t145]) ).

cnf(t34,plain,
    strict_rel_str(incl_POSet(X1)) = true,
    inference(equality_encoding,[status(esa)],[c751]) ).

cnf(t491,plain,
    strict_rel_str(incl_POSet(X1)) = true,
    inference(orient,[status(thm)],[t34]) ).

cnf(t2861,plain,
    rel_str_of(X1,the_InternalRel(incl_POSet(X1))) = ifeq(true,true,incl_POSet(X1),rel_str_of(X1,the_InternalRel(incl_POSet(X1)))),
    inference(step,[status(thm)],[t2860,t491]) ).

cnf(t2862,plain,
    rel_str_of(X1,the_InternalRel(incl_POSet(X1))) = incl_POSet(X1),
    inference(step,[status(thm)],[t2861,t145]) ).

cnf(t853,plain,
    rel_str_of(X1,the_InternalRel(incl_POSet(X1))) = incl_POSet(X1),
    inference(orient,[status(thm)],[t2862]) ).

cnf(t2919,plain,
    X1 = ifeq(incl_POSet(X2),rel_str_of(X3,X1),the_InternalRel(incl_POSet(X2)),X1),
    inference(step,[status(thm)],[t2918,t853]) ).

cnf(t1013,plain,
    ifeq(incl_POSet(X1),rel_str_of(X2,X3),the_InternalRel(incl_POSet(X1)),X3) = X3,
    inference(orient,[status(thm)],[t2919]) ).

cnf(t1014,plain,
    inclusion_relation(X1) = ifeq(incl_POSet(X2),incl_POSet(X1),the_InternalRel(incl_POSet(X2)),inclusion_relation(X1)),
    inference(cp,[status(thm)],[t1013,t665]) ).

cnf(t1018,plain,
    ifeq(incl_POSet(X1),incl_POSet(X2),the_InternalRel(incl_POSet(X1)),inclusion_relation(X2)) = inclusion_relation(X2),
    inference(orient,[status(thm)],[t1014]) ).

cnf(t1019,plain,
    inclusion_relation(X1) = the_InternalRel(incl_POSet(X1)),
    inference(cp,[status(thm)],[t1018,t145]) ).

cnf(t1020,plain,
    the_InternalRel(incl_POSet(X1)) = inclusion_relation(X1),
    inference(orient,[status(thm)],[t1019]) ).

cnf(t3053,plain,
    ifeq(inclusion_relation(sk467),inclusion_relation(sk467),false,true) = true,
    inference(step,[status(thm)],[t3052,t1020]) ).

cnf(t3054,plain,
    false = true,
    inference(step,[status(thm)],[t3053,t145]) ).

cnf(t2752,plain,
    false = true,
    inference(orient,[status(thm)],[t3054]) ).

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

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

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

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

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

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

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

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

fof(f64,axiom,
    ! [A] :
      ( top_str(A)
     => ! [B] :
          ( element(B,powerset(the_carrier(A)))
         => ! [C] :
              ( element(C,powerset(the_carrier(A)))
             => ( C = topstr_closure(A,B)
              <=> ! [D] :
                    ( in(D,the_carrier(A))
                   => ( in(D,C)
                    <=> ! [E] :
                          ( element(E,powerset(the_carrier(A)))
                         => ~ ( disjoint(B,E)
                              & in(D,E)
                              & open_subset(E,A) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d13_pre_topc) ).

fof(f64_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)],[f64]) ).

fof(f64_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])],[f64_nnf]) ).

cnf(c187,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)],[f64_sk]) ).

fof(f94,axiom,
    ! [A] :
      ( relation(A)
     => ! [B,C] :
          ( C = fiber(A,B)
        <=> ! [D] :
              ( in(D,C)
            <=> ( in(ordered_pair(D,B),A)
                & D != B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_wellord1) ).

fof(f94_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)],[f94]) ).

fof(f94_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])],[f94_nnf]) ).

cnf(c342,plain,
    ( X3 != X1
    | ~ in(X3,X2)
    | X2 != fiber(X0,X1)
    | ~ relation(X0) ),
    inference(cnf_transformation,[status(esa)],[f94_sk]) ).

fof(f96,axiom,
    ! [A] :
      ( A = empty_set
    <=> ! [B] : ~ in(B,A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_xboole_0) ).

fof(f96_nnf,plain,
    ! [A] :
      ( ( ? [B] : in(B,A)
        | A = empty_set )
      & ( ! [B] : ~ in(B,A)
        | A != empty_set ) ),
    inference(nnf_transformation,[status(thm)],[f96]) ).

fof(f96_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])],[f96_nnf]) ).

cnf(c360,plain,
    ( ~ in(X1,X0)
    | X0 != empty_set ),
    inference(cnf_transformation,[status(esa)],[f96_sk]) ).

fof(f101,axiom,
    ! [A] :
      ( centered(A)
    <=> ( ! [B] :
            ~ ( set_meet(B) = empty_set
              & finite(B)
              & subset(B,A)
              & B != empty_set )
        & A != empty_set ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_compts_1) ).

fof(f101_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)],[f101]) ).

fof(f101_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])],[f101_nnf]) ).

cnf(c375,plain,
    ( X0 != empty_set
    | ~ centered(X0) ),
    inference(cnf_transformation,[status(esa)],[f101_sk]) ).

fof(f110,axiom,
    ! [A,B] :
      ( element(B,A)
     => ( proper_element(B,A)
      <=> B != union(A) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_tex_2) ).

fof(f110_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)],[f110]) ).

fof(f110_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)],[f110_nnf]) ).

cnf(c409,plain,
    ( X1 != union(X0)
    | ~ proper_element(X1,X0)
    | ~ element(X1,X0) ),
    inference(cnf_transformation,[status(esa)],[f110_sk]) ).

fof(f133,axiom,
    ! [A,B,C] :
      ( C = set_difference(A,B)
    <=> ! [D] :
          ( in(D,C)
        <=> ( ~ in(D,B)
            & in(D,A) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_xboole_0) ).

fof(f133_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)],[f133]) ).

fof(f133_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])],[f133_nnf]) ).

cnf(c522,plain,
    ( ~ in(X3,X1)
    | ~ in(X3,X2)
    | X2 != set_difference(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f133_sk]) ).

fof(f162,axiom,
    ! [A,B] :
      ( proper_subset(A,B)
    <=> ( A != B
        & subset(A,B) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d8_xboole_0) ).

fof(f162_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)],[f162]) ).

fof(f162_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)],[f162_nnf]) ).

cnf(c664,plain,
    ( X0 != X1
    | ~ proper_subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f162_sk]) ).

fof(f286,axiom,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_finset_1) ).

fof(f286_nnf,plain,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    inference(nnf_transformation,[status(thm)],[f286]) ).

fof(f286_sk,plain,
    ! [A] :
      ( finite(singleton(A))
      & ~ empty(singleton(A)) ),
    inference(skolemisation,[status(esa)],[f286_nnf]) ).

cnf(c848,plain,
    ~ empty(singleton(X0)),
    inference(cnf_transformation,[status(esa)],[f286_sk]) ).

fof(f287,axiom,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_finsub_1) ).

fof(f287_nnf,plain,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f287]) ).

fof(f287_sk,plain,
    ! [A] :
      ( preboolean(powerset(A))
      & diff_closed(powerset(A))
      & cup_closed(powerset(A))
      & ~ empty(powerset(A)) ),
    inference(skolemisation,[status(esa)],[f287_nnf]) ).

cnf(c850,plain,
    ~ empty(powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f287_sk]) ).

fof(f289,axiom,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_lattice3) ).

fof(f289_nnf,plain,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    inference(nnf_transformation,[status(thm)],[f289]) ).

fof(f289_sk,plain,
    ! [A] :
      ( strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    inference(skolemisation,[status(esa)],[f289_nnf]) ).

cnf(c856,plain,
    ~ empty_carrier(boole_lattice(X0)),
    inference(cnf_transformation,[status(esa)],[f289_sk]) ).

fof(f291,axiom,
    ! [A] : ~ empty(succ(A)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_ordinal1) ).

fof(f291_nnf,plain,
    ! [A] : ~ empty(succ(A)),
    inference(nnf_transformation,[status(thm)],[f291]) ).

fof(f291_sk,plain,
    ! [A] : ~ empty(succ(A)),
    inference(skolemisation,[status(esa)],[f291_nnf]) ).

cnf(c860,plain,
    ~ empty(succ(X0)),
    inference(cnf_transformation,[status(esa)],[f291_sk]) ).

fof(f292,axiom,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_ordinal2) ).

fof(f292_nnf,plain,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    inference(nnf_transformation,[status(thm)],[f292]) ).

fof(f292_sk,plain,
    ( ~ empty(omega)
    & ordinal(omega)
    & epsilon_connected(omega)
    & epsilon_transitive(omega) ),
    inference(skolemisation,[status(esa)],[f292_nnf]) ).

cnf(c864,plain,
    ~ empty(omega),
    inference(cnf_transformation,[status(esa)],[f292_sk]) ).

fof(f296,axiom,
    ! [A] : ~ empty(powerset(A)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_subset_1) ).

fof(f296_nnf,plain,
    ! [A] : ~ empty(powerset(A)),
    inference(nnf_transformation,[status(thm)],[f296]) ).

fof(f296_sk,plain,
    ! [A] : ~ empty(powerset(A)),
    inference(skolemisation,[status(esa)],[f296_nnf]) ).

cnf(c873,plain,
    ~ empty(powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f296_sk]) ).

fof(f298,axiom,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_zfmisc_1) ).

fof(f298_nnf,plain,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    inference(nnf_transformation,[status(thm)],[f298]) ).

fof(f298_sk,plain,
    ! [A,B] : ~ empty(ordered_pair(A,B)),
    inference(skolemisation,[status(esa)],[f298_nnf]) ).

cnf(c875,plain,
    ~ empty(ordered_pair(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f298_sk]) ).

fof(f302,axiom,
    ! [A] :
      ( ( natural(A)
        & ordinal(A) )
     => ( natural(succ(A))
        & ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_arytm_3) ).

fof(f302_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)],[f302]) ).

fof(f302_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)],[f302_nnf]) ).

cnf(c880,plain,
    ( ~ empty(succ(X0))
    | ~ natural(X0)
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f302_sk]) ).

fof(f303,axiom,
    ! [A,B] :
      ( finite(unordered_pair(A,B))
      & ~ empty(unordered_pair(A,B)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_finset_1) ).

fof(f303_nnf,plain,
    ! [A,B] :
      ( finite(unordered_pair(A,B))
      & ~ empty(unordered_pair(A,B)) ),
    inference(nnf_transformation,[status(thm)],[f303]) ).

fof(f303_sk,plain,
    ! [A,B] :
      ( finite(unordered_pair(A,B))
      & ~ empty(unordered_pair(A,B)) ),
    inference(skolemisation,[status(esa)],[f303_nnf]) ).

cnf(c885,plain,
    ~ empty(unordered_pair(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f303_sk]) ).

fof(f306,axiom,
    ! [A] :
      ( lattice(boole_lattice(A))
      & join_absorbing(boole_lattice(A))
      & meet_absorbing(boole_lattice(A))
      & meet_associative(boole_lattice(A))
      & meet_commutative(boole_lattice(A))
      & join_associative(boole_lattice(A))
      & join_commutative(boole_lattice(A))
      & strict_latt_str(boole_lattice(A))
      & ~ empty_carrier(boole_lattice(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_lattice3) ).

fof(f306_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)],[f306]) ).

fof(f306_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)],[f306_nnf]) ).

cnf(c894,plain,
    ~ empty_carrier(boole_lattice(X0)),
    inference(cnf_transformation,[status(esa)],[f306_sk]) ).

fof(f312,axiom,
    ! [A] : ~ empty(singleton(A)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_subset_1) ).

fof(f312_nnf,plain,
    ! [A] : ~ empty(singleton(A)),
    inference(nnf_transformation,[status(thm)],[f312]) ).

fof(f312_sk,plain,
    ! [A] : ~ empty(singleton(A)),
    inference(skolemisation,[status(esa)],[f312_nnf]) ).

cnf(c924,plain,
    ~ empty(singleton(X0)),
    inference(cnf_transformation,[status(esa)],[f312_sk]) ).

fof(f329,axiom,
    ! [A] :
      ( ordinal(A)
     => ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc3_ordinal1) ).

fof(f329_nnf,plain,
    ! [A] :
      ( ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) )
      | ~ ordinal(A) ),
    inference(nnf_transformation,[status(thm)],[f329]) ).

fof(f329_sk,plain,
    ! [A] :
      ( ( ordinal(succ(A))
        & epsilon_connected(succ(A))
        & epsilon_transitive(succ(A))
        & ~ empty(succ(A)) )
      | ~ ordinal(A) ),
    inference(skolemisation,[status(esa)],[f329_nnf]) ).

cnf(c972,plain,
    ( ~ empty(succ(X0))
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f329_sk]) ).

fof(f331,axiom,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc3_subset_1) ).

fof(f331_nnf,plain,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    inference(nnf_transformation,[status(thm)],[f331]) ).

fof(f331_sk,plain,
    ! [A,B] : ~ empty(unordered_pair(A,B)),
    inference(skolemisation,[status(esa)],[f331_nnf]) ).

cnf(c977,plain,
    ~ empty(unordered_pair(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f331_sk]) ).

fof(f368,axiom,
    ! [A,B] : ~ proper_subset(A,A),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',irreflexivity_r2_xboole_0) ).

fof(f368_nnf,plain,
    ! [A,B] : ~ proper_subset(A,A),
    inference(nnf_transformation,[status(thm)],[f368]) ).

fof(f368_sk,plain,
    ! [A] : ~ proper_subset(A,A),
    inference(skolemisation,[status(esa)],[f368_nnf]) ).

cnf(c1066,plain,
    ~ proper_subset(X0,X0),
    inference(cnf_transformation,[status(esa)],[f368_sk]) ).

fof(f370,lemma,
    ! [A] : singleton(A) != empty_set,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l1_zfmisc_1) ).

fof(f370_nnf,plain,
    ! [A] : singleton(A) != empty_set,
    inference(nnf_transformation,[status(thm)],[f370]) ).

fof(f370_sk,plain,
    ! [A] : singleton(A) != empty_set,
    inference(skolemisation,[status(esa)],[f370_nnf]) ).

cnf(c1070,plain,
    singleton(X0) != empty_set,
    inference(cnf_transformation,[status(esa)],[f370_sk]) ).

fof(f372,lemma,
    ! [A,B] :
      ~ ( in(A,B)
        & disjoint(singleton(A),B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l25_zfmisc_1) ).

fof(f372_nnf,plain,
    ! [A,B] :
      ( ~ in(A,B)
      | ~ disjoint(singleton(A),B) ),
    inference(nnf_transformation,[status(thm)],[f372]) ).

fof(f372_sk,plain,
    ! [A,B] :
      ( ~ in(A,B)
      | ~ disjoint(singleton(A),B) ),
    inference(skolemisation,[status(esa)],[f372_nnf]) ).

cnf(c1072,plain,
    ( ~ in(X0,X1)
    | ~ disjoint(singleton(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f372_sk]) ).

fof(f389,axiom,
    ? [A] :
      ( natural(A)
      & ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_arytm_3) ).

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

fof(f389_sk,plain,
    ( natural(sk158)
    & ordinal(sk158)
    & epsilon_connected(sk158)
    & epsilon_transitive(sk158)
    & ~ empty(sk158) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk158])],[f389_nnf]) ).

cnf(c1111,plain,
    ~ empty(sk158),
    inference(cnf_transformation,[status(esa)],[f389_sk]) ).

fof(f390,axiom,
    ? [A] :
      ( finite(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_finset_1) ).

fof(f390_nnf,plain,
    ? [A] :
      ( finite(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f390]) ).

fof(f390_sk,plain,
    ( finite(sk159)
    & ~ empty(sk159) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk159])],[f390_nnf]) ).

cnf(c1116,plain,
    ~ empty(sk159),
    inference(cnf_transformation,[status(esa)],[f390_sk]) ).

fof(f393,axiom,
    ? [A] :
      ( v5_membered(A)
      & v4_membered(A)
      & v3_membered(A)
      & v2_membered(A)
      & v1_membered(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_membered) ).

fof(f393_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)],[f393]) ).

fof(f393_sk,plain,
    ( v5_membered(sk162)
    & v4_membered(sk162)
    & v3_membered(sk162)
    & v2_membered(sk162)
    & v1_membered(sk162)
    & ~ empty(sk162) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk162])],[f393_nnf]) ).

cnf(c1124,plain,
    ~ empty(sk162),
    inference(cnf_transformation,[status(esa)],[f393_sk]) ).

fof(f405,axiom,
    ? [A] :
      ( antisymmetric_relstr(A)
      & transitive_relstr(A)
      & reflexive_relstr(A)
      & strict_rel_str(A)
      & ~ empty_carrier(A)
      & rel_str(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_orders_2) ).

fof(f405_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)],[f405]) ).

fof(f405_sk,plain,
    ( antisymmetric_relstr(sk174)
    & transitive_relstr(sk174)
    & reflexive_relstr(sk174)
    & strict_rel_str(sk174)
    & ~ empty_carrier(sk174)
    & rel_str(sk174) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk174])],[f405_nnf]) ).

cnf(c1171,plain,
    ~ empty_carrier(sk174),
    inference(cnf_transformation,[status(esa)],[f405_sk]) ).

fof(f408,axiom,
    ? [A] :
      ( relation(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_relat_1) ).

fof(f408_nnf,plain,
    ? [A] :
      ( relation(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f408]) ).

fof(f408_sk,plain,
    ( relation(sk177)
    & ~ empty(sk177) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk177])],[f408_nnf]) ).

cnf(c1186,plain,
    ~ empty(sk177),
    inference(cnf_transformation,[status(esa)],[f408_sk]) ).

fof(f410,axiom,
    ! [A] :
    ? [B] :
      ( ~ proper_element(B,powerset(A))
      & element(B,powerset(A)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_tex_2) ).

fof(f410_nnf,plain,
    ! [A] :
    ? [B] :
      ( ~ proper_element(B,powerset(A))
      & element(B,powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f410]) ).

fof(f410_sk,plain,
    ! [A] :
      ( ~ proper_element(sk179(A),powerset(A))
      & element(sk179(A),powerset(A)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk179])],[f410_nnf]) ).

cnf(c1191,plain,
    ~ proper_element(sk179(X0),powerset(X0)),
    inference(cnf_transformation,[status(esa)],[f410_sk]) ).

fof(f412,axiom,
    ? [A] : ~ empty(A),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_xboole_0) ).

fof(f412_nnf,plain,
    ? [A] : ~ empty(A),
    inference(nnf_transformation,[status(thm)],[f412]) ).

fof(f412_sk,plain,
    ~ empty(sk181),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk181])],[f412_nnf]) ).

cnf(c1195,plain,
    ~ empty(sk181),
    inference(cnf_transformation,[status(esa)],[f412_sk]) ).

fof(f416,axiom,
    ? [A] :
      ( ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_ordinal1) ).

fof(f416_nnf,plain,
    ? [A] :
      ( ordinal(A)
      & epsilon_connected(A)
      & epsilon_transitive(A)
      & ~ empty(A) ),
    inference(nnf_transformation,[status(thm)],[f416]) ).

fof(f416_sk,plain,
    ( ordinal(sk185)
    & epsilon_connected(sk185)
    & epsilon_transitive(sk185)
    & ~ empty(sk185) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk185])],[f416_nnf]) ).

cnf(c1204,plain,
    ~ empty(sk185),
    inference(cnf_transformation,[status(esa)],[f416_sk]) ).

fof(f419,axiom,
    ? [A] :
      ( ~ empty_carrier(A)
      & one_sorted_str(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc3_struct_0) ).

fof(f419_nnf,plain,
    ? [A] :
      ( ~ empty_carrier(A)
      & one_sorted_str(A) ),
    inference(nnf_transformation,[status(thm)],[f419]) ).

fof(f419_sk,plain,
    ( ~ empty_carrier(sk188)
    & one_sorted_str(sk188) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk188])],[f419_nnf]) ).

cnf(c1218,plain,
    ~ empty_carrier(sk188),
    inference(cnf_transformation,[status(esa)],[f419_sk]) ).

fof(f423,axiom,
    ? [A] :
      ( strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc6_lattices) ).

fof(f423_nnf,plain,
    ? [A] :
      ( strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    inference(nnf_transformation,[status(thm)],[f423]) ).

fof(f423_sk,plain,
    ( strict_latt_str(sk192)
    & ~ empty_carrier(sk192)
    & latt_str(sk192) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk192])],[f423_nnf]) ).

cnf(c1228,plain,
    ~ empty_carrier(sk192),
    inference(cnf_transformation,[status(esa)],[f423_sk]) ).

fof(f426,axiom,
    ? [A] :
      ( lattice(A)
      & join_absorbing(A)
      & meet_absorbing(A)
      & meet_associative(A)
      & meet_commutative(A)
      & join_associative(A)
      & join_commutative(A)
      & strict_latt_str(A)
      & ~ empty_carrier(A)
      & latt_str(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc9_lattices) ).

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

fof(f426_sk,plain,
    ( lattice(sk195)
    & join_absorbing(sk195)
    & meet_absorbing(sk195)
    & meet_associative(sk195)
    & meet_commutative(sk195)
    & join_associative(sk195)
    & join_commutative(sk195)
    & strict_latt_str(sk195)
    & ~ empty_carrier(sk195)
    & latt_str(sk195) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk195])],[f426_nnf]) ).

cnf(c1236,plain,
    ~ empty_carrier(sk195),
    inference(cnf_transformation,[status(esa)],[f426_sk]) ).

fof(f462,lemma,
    ( ( ! [D] :
          ( ordinal(D)
         => ( ( ! [K] :
                  ( ordinal(K)
                 => ( in(K,D)
                   => ( in(K,omega)
                     => ! [L] :
                          ( element(L,powerset(powerset(K)))
                         => ~ ( ! [M] :
                                  ~ ( ! [N] :
                                        ( ( subset(M,N)
                                          & in(N,L) )
                                       => N = M )
                                    & in(M,L) )
                              & L != empty_set ) ) ) ) )
              & being_limit_ordinal(D) )
           => ( ( in(D,omega)
               => ! [O] :
                    ( element(O,powerset(powerset(D)))
                   => ~ ( ! [P] :
                            ~ ( ! [Q] :
                                  ( ( subset(P,Q)
                                    & in(Q,O) )
                                 => Q = P )
                              & in(P,O) )
                        & O != empty_set ) ) )
              | D = empty_set ) ) )
      & ! [D] :
          ( ordinal(D)
         => ( ( in(D,omega)
             => ! [E] :
                  ( element(E,powerset(powerset(D)))
                 => ~ ( ! [F] :
                          ~ ( ! [G] :
                                ( ( subset(F,G)
                                  & in(G,E) )
                               => G = F )
                            & in(F,E) )
                      & E != empty_set ) ) )
           => ( in(succ(D),omega)
             => ! [H] :
                  ( element(H,powerset(powerset(succ(D))))
                 => ~ ( ! [I] :
                          ~ ( ! [J] :
                                ( ( subset(I,J)
                                  & in(J,H) )
                               => J = I )
                            & in(I,H) )
                      & H != empty_set ) ) ) ) )
      & ( in(empty_set,omega)
       => ! [A] :
            ( element(A,powerset(powerset(empty_set)))
           => ~ ( ! [B] :
                    ~ ( ! [C] :
                          ( ( subset(B,C)
                            & in(C,A) )
                         => C = B )
                      & in(B,A) )
                & A != empty_set ) ) ) )
   => ! [D] :
        ( ordinal(D)
       => ( in(D,omega)
         => ! [R] :
              ( element(R,powerset(powerset(D)))
             => ~ ( ! [S] :
                      ~ ( ! [T] :
                            ( ( subset(S,T)
                              & in(T,R) )
                           => T = S )
                        & in(S,R) )
                  & R != empty_set ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',s1_ordinal2__e18_27__finset_1) ).

fof(f462_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)],[f462]) ).

fof(f462_sk,plain,
    ! [B,E,G,I,K,L,N,P,D,R,T] :
      ( ( ( T = sk229(D,R)
          | ~ subset(sk229(D,R),T)
          | ~ in(T,R) )
        & in(sk229(D,R),R) )
      | R = empty_set
      | ~ element(R,powerset(powerset(D)))
      | ~ in(D,omega)
      | ~ ordinal(D)
      | ( ( ( sk228(P) != P
            & subset(P,sk228(P))
            & in(sk228(P),sk227) )
          | ~ in(P,sk227) )
        & sk227 != empty_set
        & element(sk227,powerset(powerset(sk225)))
        & in(sk225,omega)
        & sk225 != empty_set
        & ( ( ( N = sk226(K,L)
              | ~ subset(sk226(K,L),N)
              | ~ in(N,L) )
            & in(sk226(K,L),L) )
          | L = empty_set
          | ~ element(L,powerset(powerset(K)))
          | ~ in(K,omega)
          | ~ in(K,sk225)
          | ~ ordinal(K) )
        & being_limit_ordinal(sk225)
        & ordinal(sk225) )
      | ( ( ( sk224(I) != I
            & subset(I,sk224(I))
            & in(sk224(I),sk223) )
          | ~ in(I,sk223) )
        & sk223 != empty_set
        & element(sk223,powerset(powerset(succ(sk221))))
        & in(succ(sk221),omega)
        & ( ( ( G = sk222(E)
              | ~ subset(sk222(E),G)
              | ~ in(G,E) )
            & in(sk222(E),E) )
          | E = empty_set
          | ~ element(E,powerset(powerset(sk221)))
          | ~ in(sk221,omega) )
        & ordinal(sk221) )
      | ( ( ( sk220(B) != B
            & subset(B,sk220(B))
            & in(sk220(B),sk219) )
          | ~ in(B,sk219) )
        & sk219 != empty_set
        & element(sk219,powerset(powerset(empty_set)))
        & in(empty_set,omega) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk219,sk220,sk221,sk222,sk223,sk224,sk225,sk226,sk227,sk228,sk229])],[f462_nnf]) ).

cnf(c1478,plain,
    ( sk220(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])],[f462_sk]) ).

cnf(c1483,plain,
    ( sk219 != 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])],[f462_sk]) ).

cnf(c1492,plain,
    ( ~ subset(sk222(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])],[f462_sk]) ).

cnf(c1514,plain,
    ( sk224(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])],[f462_sk]) ).

cnf(c1519,plain,
    ( sk223 != 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])],[f462_sk]) ).

cnf(c1537,plain,
    ( ~ subset(sk226(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])],[f462_sk]) ).

cnf(c1568,plain,
    ( sk228(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])],[f462_sk]) ).

cnf(c1573,plain,
    ( sk227 != 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])],[f462_sk]) ).

cnf(c1582,plain,
    ( sk225 != 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])],[f462_sk]) ).

cnf(c1594,plain,
    ( ~ subset(sk229(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])],[f462_sk]) ).

fof(f627,lemma,
    ! [A,B,C] :
      ~ ( in(C,A)
        & in(B,C)
        & in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_ordinal1) ).

fof(f627_nnf,plain,
    ! [A,B,C] :
      ( ~ in(C,A)
      | ~ in(B,C)
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f627]) ).

fof(f627_sk,plain,
    ! [A,B,C] :
      ( ~ in(C,A)
      | ~ in(B,C)
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f627_nnf]) ).

cnf(c3205,plain,
    ( ~ in(X2,X0)
    | ~ in(X1,X2)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f627_sk]) ).

fof(f630,lemma,
    ! [A,B] :
      ( ~ ( disjoint(A,B)
          & ? [C] :
              ( in(C,B)
              & in(C,A) ) )
      & ~ ( ! [C] :
              ~ ( in(C,B)
                & in(C,A) )
          & ~ disjoint(A,B) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_xboole_0) ).

fof(f630_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)],[f630]) ).

fof(f630_sk,plain,
    ! [A,B,C] :
      ( ( ~ disjoint(A,B)
        | ~ in(C,B)
        | ~ in(C,A) )
      & ( ( in(sk481(A,B),B)
          & in(sk481(A,B),A) )
        | disjoint(A,B) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk481])],[f630_nnf]) ).

cnf(c3211,plain,
    ( ~ disjoint(X0,X1)
    | ~ in(X2,X1)
    | ~ in(X2,X0) ),
    inference(cnf_transformation,[status(esa)],[f630_sk]) ).

fof(f634,lemma,
    ! [A] :
      ( ordinal(A)
     => ( ~ ( being_limit_ordinal(A)
            & ? [B] :
                ( A = succ(B)
                & ordinal(B) ) )
        & ~ ( ! [B] :
                ( ordinal(B)
               => A != succ(B) )
            & ~ being_limit_ordinal(A) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t42_ordinal1) ).

fof(f634_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)],[f634]) ).

fof(f634_sk,plain,
    ! [A,B] :
      ( ( ( ~ being_limit_ordinal(A)
          | A != succ(B)
          | ~ ordinal(B) )
        & ( ( A = succ(sk483(A))
            & ordinal(sk483(A)) )
          | being_limit_ordinal(A) ) )
      | ~ ordinal(A) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk483])],[f634_nnf]) ).

cnf(c3220,plain,
    ( ~ being_limit_ordinal(X0)
    | X0 != succ(X1)
    | ~ ordinal(X1)
    | ~ ordinal(X0) ),
    inference(cnf_transformation,[status(esa)],[f634_sk]) ).

fof(f658,lemma,
    ! [A,B] :
      ( ~ ( disjoint(A,B)
          & ? [C] : in(C,set_intersection2(A,B)) )
      & ~ ( ! [C] : ~ in(C,set_intersection2(A,B))
          & ~ disjoint(A,B) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t4_xboole_0) ).

fof(f658_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)],[f658]) ).

fof(f658_sk,plain,
    ! [A,B,C] :
      ( ( ~ disjoint(A,B)
        | ~ in(C,set_intersection2(A,B)) )
      & ( in(sk487(A,B),set_intersection2(A,B))
        | disjoint(A,B) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk487])],[f658_nnf]) ).

cnf(c3259,plain,
    ( ~ disjoint(X0,X1)
    | ~ in(X2,set_intersection2(X0,X1)) ),
    inference(cnf_transformation,[status(esa)],[f658_sk]) ).

fof(f665,lemma,
    ! [A,B,C] :
      ( element(C,powerset(A))
     => ~ ( in(B,C)
          & in(B,subset_complement(A,C)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t54_subset_1) ).

fof(f665_nnf,plain,
    ! [A,B,C] :
      ( ~ in(B,C)
      | ~ in(B,subset_complement(A,C))
      | ~ element(C,powerset(A)) ),
    inference(nnf_transformation,[status(thm)],[f665]) ).

fof(f665_sk,plain,
    ! [C,A,B] :
      ( ~ in(B,C)
      | ~ in(B,subset_complement(A,C))
      | ~ element(C,powerset(A)) ),
    inference(skolemisation,[status(esa)],[f665_nnf]) ).

cnf(c3288,plain,
    ( ~ in(X1,X2)
    | ~ in(X1,subset_complement(X0,X2))
    | ~ element(X2,powerset(X0)) ),
    inference(cnf_transformation,[status(esa)],[f665_sk]) ).

fof(f672,axiom,
    ! [A,B,C] :
      ~ ( empty(C)
        & element(B,powerset(C))
        & in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t5_subset) ).

fof(f672_nnf,plain,
    ! [A,B,C] :
      ( ~ empty(C)
      | ~ element(B,powerset(C))
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f672]) ).

fof(f672_sk,plain,
    ! [A,B,C] :
      ( ~ empty(C)
      | ~ element(B,powerset(C))
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f672_nnf]) ).

cnf(c3298,plain,
    ( ~ empty(X2)
    | ~ element(X1,powerset(X2))
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f672_sk]) ).

fof(f673,lemma,
    ! [A,B] :
      ( element(B,powerset(A))
     => ( proper_element(B,powerset(A))
      <=> B != A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t5_tex_2) ).

fof(f673_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)],[f673]) ).

fof(f673_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)],[f673_nnf]) ).

cnf(c3299,plain,
    ( X1 != X0
    | ~ proper_element(X1,powerset(X0))
    | ~ element(X1,powerset(X0)) ),
    inference(cnf_transformation,[status(esa)],[f673_sk]) ).

fof(f678,lemma,
    ! [A,B] :
      ~ ( proper_subset(B,A)
        & subset(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t60_xboole_1) ).

fof(f678_nnf,plain,
    ! [A,B] :
      ( ~ proper_subset(B,A)
      | ~ subset(A,B) ),
    inference(nnf_transformation,[status(thm)],[f678]) ).

fof(f678_sk,plain,
    ! [A,B] :
      ( ~ proper_subset(B,A)
      | ~ subset(A,B) ),
    inference(skolemisation,[status(esa)],[f678_nnf]) ).

cnf(c3307,plain,
    ( ~ proper_subset(X1,X0)
    | ~ subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f678_sk]) ).

fof(f685,lemma,
    ! [A,B] :
      ( set_difference(A,singleton(B)) = A
    <=> ~ in(B,A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t65_zfmisc_1) ).

fof(f685_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)],[f685]) ).

fof(f685_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)],[f685_nnf]) ).

cnf(c3316,plain,
    ( ~ in(X1,X0)
    | set_difference(X0,singleton(X1)) != X0 ),
    inference(cnf_transformation,[status(esa)],[f685_sk]) ).

fof(f697,axiom,
    ! [A,B] :
      ~ ( empty(B)
        & in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t7_boole) ).

fof(f697_nnf,plain,
    ! [A,B] :
      ( ~ empty(B)
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f697]) ).

fof(f697_sk,plain,
    ! [A,B] :
      ( ~ empty(B)
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa)],[f697_nnf]) ).

cnf(c3336,plain,
    ( ~ empty(X1)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f697_sk]) ).

fof(f700,axiom,
    ! [A,B] :
      ~ ( ! [C] :
            ~ ( ! [D] :
                  ~ ( in(D,C)
                    & in(D,B) )
              & in(C,B) )
        & in(A,B) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t7_tarski) ).

fof(f700_nnf,plain,
    ! [A,B] :
      ( ? [C] :
          ( ! [D] :
              ( ~ in(D,C)
              | ~ in(D,B) )
          & in(C,B) )
      | ~ in(A,B) ),
    inference(nnf_transformation,[status(thm)],[f700]) ).

fof(f700_sk,plain,
    ! [A,B,D] :
      ( ( ( ~ in(D,sk493(A,B))
          | ~ in(D,B) )
        & in(sk493(A,B),B) )
      | ~ in(A,B) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sk493])],[f700_nnf]) ).

cnf(c3342,plain,
    ( ~ in(X3,sk493(X0,X1))
    | ~ in(X3,X1)
    | ~ in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f700_sk]) ).

cnf(goal_0,negated_conjecture,
    true != false,
    inference(equality_encoding,[status(esa)],[c2,c3,c187,c342,c360,c375,c409,c522,c664,c848,c850,c856,c860,c864,c873,c875,c880,c885,c894,c924,c972,c977,c1066,c1070,c1072,c1111,c1116,c1124,c1171,c1186,c1191,c1195,c1204,c1218,c1228,c1236,c1478,c1483,c1492,c1514,c1519,c1537,c1568,c1573,c1582,c1594,c3080,c3205,c3211,c3220,c3259,c3288,c3298,c3299,c3307,c3316,c3336,c3342]) ).

cnf(g0_0,plain,
    true != true,
    inference(rw,[status(thm)],[goal_0,t2752]) ).

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

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05  % Problem  : SEU368+2 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.07  % Command  : run_findproof /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.18/0.44  % Computer : n002.cluster.edu
% 0.18/0.44  % Model    : x86_64 x86_64
% 0.18/0.44  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.44  % Memory   : 8046.5625MB
% 0.18/0.44  % OS       : Linux 6.8.0-71-generic
% 0.18/0.44  % CPULimit : 300
% 0.18/0.44  % WCLimit  : 300
% 0.18/0.44  % DateTime : Thu Sep 24 13:54:35 UTC 2026
% 0.18/0.44  % CPUTime  : 
% 0.18/0.44  Running run_findproof /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 135.80/18.71  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 135.80/18.71  % SZS output start Proof for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
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