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Prover9---2026-6A.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Prover9---2026-6A
% Problem  : ITP004+2 : TPTP v9.3.1. Bugfixed v7.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n008.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 : Sun Sep 27 07:41:17 AM UTC 2026

% Result   : Theorem 7.43s 6.50s
% Output   : CNFRefutation 7.43s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   52 (  14 unt;   0 def)
%            Number of atoms       :  175 (   6 equ)
%            Maximal formula atoms :   22 (   3 avg)
%            Number of connectives :  209 (  86   ~;  88   |;  14   &)
%                                         (   2 <=>;  19  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   4 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   3 con; 0-3 aty)
%            Number of variables   :   81 (   0 sgn  41   !;   3   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(ap_tp,axiom,
    ! [A,B,F] :
      ( mem(F,arr(A,B))
     => ! [X] :
          ( mem(X,A)
         => mem(ap(F,X),B) ) ),
    file('theBenchmark.p',ap_tp) ).

fof(mem_c_2Epred__set_2ECHOICE,axiom,
    ! [A_27a] :
      ( ne(A_27a)
     => mem(c_2Epred__set_2ECHOICE(A_27a),arr(arr(A_27a,bool),A_27a)) ),
    file('theBenchmark.p',mem_c_2Epred__set_2ECHOICE) ).

fof(mem_c_2Epred__set_2EREST,axiom,
    ! [A_27a] :
      ( ne(A_27a)
     => mem(c_2Epred__set_2EREST(A_27a),arr(arr(A_27a,bool),arr(A_27a,bool))) ),
    file('theBenchmark.p',mem_c_2Epred__set_2EREST) ).

fof(ax_thm_2Epred__set_2ESUBSET__DEF,axiom,
    ! [A_27a] :
      ( ne(A_27a)
     => ! [V0s] :
          ( mem(V0s,arr(A_27a,bool))
         => ! [V1t] :
              ( mem(V1t,arr(A_27a,bool))
             => ( p(ap(ap(c_2Epred__set_2ESUBSET(A_27a),V0s),V1t))
              <=> ! [V2x] :
                    ( mem(V2x,A_27a)
                   => ( p(ap(ap(c_2Ebool_2EIN(A_27a),V2x),V0s))
                     => p(ap(ap(c_2Ebool_2EIN(A_27a),V2x),V1t)) ) ) ) ) ) ),
    file('theBenchmark.p',ax_thm_2Epred__set_2ESUBSET__DEF) ).

fof(conj_thm_2Epred__set_2EIN__DELETE,axiom,
    ! [A_27a] :
      ( ne(A_27a)
     => ! [V0s] :
          ( mem(V0s,arr(A_27a,bool))
         => ! [V1x] :
              ( mem(V1x,A_27a)
             => ! [V2y] :
                  ( mem(V2y,A_27a)
                 => ( p(ap(ap(c_2Ebool_2EIN(A_27a),V1x),ap(ap(c_2Epred__set_2EDELETE(A_27a),V0s),V2y)))
                  <=> ( V1x != V2y
                      & p(ap(ap(c_2Ebool_2EIN(A_27a),V1x),V0s)) ) ) ) ) ) ),
    file('theBenchmark.p',conj_thm_2Epred__set_2EIN__DELETE) ).

fof(ax_thm_2Epred__set_2EREST__DEF,axiom,
    ! [A_27a] :
      ( ne(A_27a)
     => ! [V0s] :
          ( mem(V0s,arr(A_27a,bool))
         => ap(c_2Epred__set_2EREST(A_27a),V0s) = ap(ap(c_2Epred__set_2EDELETE(A_27a),V0s),ap(c_2Epred__set_2ECHOICE(A_27a),V0s)) ) ),
    file('theBenchmark.p',ax_thm_2Epred__set_2EREST__DEF) ).

fof(conj_thm_2Epred__set_2EREST__SUBSET,conjecture,
    ! [A_27a] :
      ( ne(A_27a)
     => ! [V0s] :
          ( mem(V0s,arr(A_27a,bool))
         => p(ap(ap(c_2Epred__set_2ESUBSET(A_27a),ap(c_2Epred__set_2EREST(A_27a),V0s)),V0s)) ) ),
    file('theBenchmark.p',conj_thm_2Epred__set_2EREST__SUBSET) ).

fof(conj_thm_2Epred__set_2EREST__SUBSET_neg,negated_conjecture,
    ~ ! [A_27a] :
        ( ne(A_27a)
       => ! [V0s] :
            ( mem(V0s,arr(A_27a,bool))
           => p(ap(ap(c_2Epred__set_2ESUBSET(A_27a),ap(c_2Epred__set_2EREST(A_27a),V0s)),V0s)) ) ),
    inference(assume_negation,[status(cth)],[conj_thm_2Epred__set_2EREST__SUBSET]) ).

cnf(c_26,plain,
    ( mem(ap(A,D),C)
    | ~ mem(D,B)
    | ~ mem(A,arr(B,C)) ),
    inference(clausify,[status(thm)],[ap_tp]) ).

cnf(c_46,plain,
    ( mem(c_2Epred__set_2ECHOICE(A),arr(arr(A,bool),A))
    | ~ ne(A) ),
    inference(clausify,[status(thm)],[mem_c_2Epred__set_2ECHOICE]) ).

cnf(c_48,plain,
    ( mem(c_2Epred__set_2EREST(A),arr(arr(A,bool),arr(A,bool)))
    | ~ ne(A) ),
    inference(clausify,[status(thm)],[mem_c_2Epred__set_2EREST]) ).

fof(nnf_19,plain,
    ! [A_27a] :
      ( ! [V0s] :
          ( ! [V1t] :
              ( ( ( ? [V2x] :
                      ( ~ p(ap(ap(c_2Ebool_2EIN(A_27a),V2x),V1t))
                      & p(ap(ap(c_2Ebool_2EIN(A_27a),V2x),V0s))
                      & mem(V2x,A_27a) )
                  | p(ap(ap(c_2Epred__set_2ESUBSET(A_27a),V0s),V1t)) )
                & ( ! [X0] :
                      ( p(ap(ap(c_2Ebool_2EIN(A_27a),X0),V1t))
                      | ~ p(ap(ap(c_2Ebool_2EIN(A_27a),X0),V0s))
                      | ~ mem(X0,A_27a) )
                  | ~ p(ap(ap(c_2Epred__set_2ESUBSET(A_27a),V0s),V1t)) ) )
              | ~ mem(V1t,arr(A_27a,bool)) )
          | ~ mem(V0s,arr(A_27a,bool)) )
      | ~ ne(A_27a) ),
    inference(fof_nnf,[status(thm)],[ax_thm_2Epred__set_2ESUBSET__DEF]) ).

fof(sk_ax_thm_2Epred__set_2ESUBSET__DEF_sk,plain,
    ! [A_27a] :
      ( ! [V0s] :
          ( ! [V1t] :
              ( ( ( ( ~ p(ap(ap(c_2Ebool_2EIN(A_27a),sK0(A_27a,V0s,V1t)),V1t))
                    & p(ap(ap(c_2Ebool_2EIN(A_27a),sK0(A_27a,V0s,V1t)),V0s))
                    & mem(sK0(A_27a,V0s,V1t),A_27a) )
                  | p(ap(ap(c_2Epred__set_2ESUBSET(A_27a),V0s),V1t)) )
                & ( ! [X0] :
                      ( p(ap(ap(c_2Ebool_2EIN(A_27a),X0),V1t))
                      | ~ p(ap(ap(c_2Ebool_2EIN(A_27a),X0),V0s))
                      | ~ mem(X0,A_27a) )
                  | ~ p(ap(ap(c_2Epred__set_2ESUBSET(A_27a),V0s),V1t)) ) )
              | ~ mem(V1t,arr(A_27a,bool)) )
          | ~ mem(V0s,arr(A_27a,bool)) )
      | ~ ne(A_27a) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK0]),skolemize(V2x,sK0(A_27a,V0s,V1t))],[nnf_19]) ).

fof(sk_ax_thm_2Epred__set_2ESUBSET__DEF,plain,
    ( ! [VAR_0,VAR_1,VAR_2] :
        ( ~ p(ap(ap(c_2Ebool_2EIN(VAR_0),sK0(VAR_0,VAR_1,VAR_2)),VAR_2))
        | p(ap(ap(c_2Epred__set_2ESUBSET(VAR_0),VAR_1),VAR_2))
        | ~ mem(VAR_2,arr(VAR_0,bool))
        | ~ mem(VAR_1,arr(VAR_0,bool))
        | ~ ne(VAR_0) )
    & ! [VAR_0,VAR_1,VAR_2] :
        ( p(ap(ap(c_2Ebool_2EIN(VAR_0),sK0(VAR_0,VAR_1,VAR_2)),VAR_1))
        | p(ap(ap(c_2Epred__set_2ESUBSET(VAR_0),VAR_1),VAR_2))
        | ~ mem(VAR_2,arr(VAR_0,bool))
        | ~ mem(VAR_1,arr(VAR_0,bool))
        | ~ ne(VAR_0) )
    & ! [VAR_0,VAR_1,VAR_2] :
        ( mem(sK0(VAR_0,VAR_1,VAR_2),VAR_0)
        | p(ap(ap(c_2Epred__set_2ESUBSET(VAR_0),VAR_1),VAR_2))
        | ~ mem(VAR_2,arr(VAR_0,bool))
        | ~ mem(VAR_1,arr(VAR_0,bool))
        | ~ ne(VAR_0) )
    & ! [VAR_0,VAR_1,VAR_2,VAR_3] :
        ( p(ap(ap(c_2Ebool_2EIN(VAR_0),VAR_3),VAR_2))
        | ~ p(ap(ap(c_2Ebool_2EIN(VAR_0),VAR_3),VAR_1))
        | ~ mem(VAR_3,VAR_0)
        | ~ p(ap(ap(c_2Epred__set_2ESUBSET(VAR_0),VAR_1),VAR_2))
        | ~ mem(VAR_2,arr(VAR_0,bool))
        | ~ mem(VAR_1,arr(VAR_0,bool))
        | ~ ne(VAR_0) ) ),
    inference(cnf_transformation,[status(thm)],[sk_ax_thm_2Epred__set_2ESUBSET__DEF_sk]) ).

cnf(c_57,plain,
    ( mem(sK0(A,B,C),A)
    | p(ap(ap(c_2Epred__set_2ESUBSET(A),B),C))
    | ~ mem(C,arr(A,bool))
    | ~ mem(B,arr(A,bool))
    | ~ ne(A) ),
    inference(split_conjunct,[status(thm)],[sk_ax_thm_2Epred__set_2ESUBSET__DEF]) ).

cnf(c_58,plain,
    ( p(ap(ap(c_2Ebool_2EIN(A),sK0(A,B,C)),B))
    | p(ap(ap(c_2Epred__set_2ESUBSET(A),B),C))
    | ~ mem(C,arr(A,bool))
    | ~ mem(B,arr(A,bool))
    | ~ ne(A) ),
    inference(split_conjunct,[status(thm)],[sk_ax_thm_2Epred__set_2ESUBSET__DEF]) ).

cnf(c_59,plain,
    ( ~ p(ap(ap(c_2Ebool_2EIN(A),sK0(A,B,C)),C))
    | p(ap(ap(c_2Epred__set_2ESUBSET(A),B),C))
    | ~ mem(C,arr(A,bool))
    | ~ mem(B,arr(A,bool))
    | ~ ne(A) ),
    inference(split_conjunct,[status(thm)],[sk_ax_thm_2Epred__set_2ESUBSET__DEF]) ).

cnf(c_60,plain,
    ( p(ap(ap(c_2Ebool_2EIN(A),C),B))
    | ~ p(ap(ap(c_2Ebool_2EIN(A),C),ap(ap(c_2Epred__set_2EDELETE(A),B),D)))
    | ~ mem(D,A)
    | ~ mem(C,A)
    | ~ mem(B,arr(A,bool))
    | ~ ne(A) ),
    inference(clausify,[status(thm)],[conj_thm_2Epred__set_2EIN__DELETE]) ).

cnf(c_63,plain,
    ( ap(c_2Epred__set_2EREST(A),B) = ap(ap(c_2Epred__set_2EDELETE(A),B),ap(c_2Epred__set_2ECHOICE(A),B))
    | ~ mem(B,arr(A,bool))
    | ~ ne(A) ),
    inference(clausify,[status(thm)],[ax_thm_2Epred__set_2EREST__DEF]) ).

cnf(c_64,plain,
    ( ap(ap(c_2Epred__set_2EDELETE(A),B),ap(c_2Epred__set_2ECHOICE(A),B)) = ap(c_2Epred__set_2EREST(A),B)
    | ~ mem(B,arr(A,bool))
    | ~ ne(A) ),
    inference(copy,[status(thm)],[c_63]) ).

fof(nnf_22,plain,
    ? [A_27a] :
      ( ? [V0s] :
          ( ~ p(ap(ap(c_2Epred__set_2ESUBSET(A_27a),ap(c_2Epred__set_2EREST(A_27a),V0s)),V0s))
          & mem(V0s,arr(A_27a,bool)) )
      & ne(A_27a) ),
    inference(fof_nnf,[status(thm)],[conj_thm_2Epred__set_2EREST__SUBSET_neg]) ).

fof(sk_conj_thm_2Epred__set_2EREST__SUBSET_neg,plain,
    ( ~ p(ap(ap(c_2Epred__set_2ESUBSET(sK1),ap(c_2Epred__set_2EREST(sK1),sK2)),sK2))
    & mem(sK2,arr(sK1,bool))
    & ne(sK1) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK1,sK2]),skolemize(A_27a,sK1),skolemize(V0s,sK2)],[nnf_22]) ).

cnf(c_65,negated_conjecture,
    ne(sK1),
    inference(split_conjunct,[status(thm)],[sk_conj_thm_2Epred__set_2EREST__SUBSET_neg]) ).

cnf(c_66,negated_conjecture,
    mem(sK2,arr(sK1,bool)),
    inference(split_conjunct,[status(thm)],[sk_conj_thm_2Epred__set_2EREST__SUBSET_neg]) ).

cnf(c_67,negated_conjecture,
    ~ p(ap(ap(c_2Epred__set_2ESUBSET(sK1),ap(c_2Epred__set_2EREST(sK1),sK2)),sK2)),
    inference(split_conjunct,[status(thm)],[sk_conj_thm_2Epred__set_2EREST__SUBSET_neg]) ).

cnf(c_166,plain,
    mem(c_2Epred__set_2EREST(sK1),arr(arr(sK1,bool),arr(sK1,bool))),
    inference(resolve,[status(thm)],[c_65,c_48]) ).

cnf(c_168,plain,
    mem(c_2Epred__set_2ECHOICE(sK1),arr(arr(sK1,bool),sK1)),
    inference(resolve,[status(thm)],[c_65,c_46]) ).

cnf(c_7337,negated_conjecture,
    ( ap(ap(c_2Epred__set_2EDELETE(sK1),sK2),ap(c_2Epred__set_2ECHOICE(sK1),sK2)) = ap(c_2Epred__set_2EREST(sK1),sK2)
    | ~ ne(sK1) ),
    inference(resolve,[status(thm)],[c_66,c_64]) ).

cnf(c_173,negated_conjecture,
    ap(ap(c_2Epred__set_2EDELETE(sK1),sK2),ap(c_2Epred__set_2ECHOICE(sK1),sK2)) = ap(c_2Epred__set_2EREST(sK1),sK2),
    inference(resolve,[status(thm)],[c_65,c_7337]) ).

cnf(c_7338,negated_conjecture,
    ( p(ap(ap(c_2Ebool_2EIN(sK1),A),sK2))
    | ~ p(ap(ap(c_2Ebool_2EIN(sK1),A),ap(ap(c_2Epred__set_2EDELETE(sK1),sK2),B)))
    | ~ mem(B,sK1)
    | ~ mem(A,sK1)
    | ~ ne(sK1) ),
    inference(resolve,[status(thm)],[c_66,c_60]) ).

cnf(c_182,negated_conjecture,
    ( p(ap(ap(c_2Ebool_2EIN(sK1),A),sK2))
    | ~ p(ap(ap(c_2Ebool_2EIN(sK1),A),ap(ap(c_2Epred__set_2EDELETE(sK1),sK2),B)))
    | ~ mem(B,sK1)
    | ~ mem(A,sK1) ),
    inference(resolve,[status(thm)],[c_65,c_7338]) ).

cnf(c_7339,negated_conjecture,
    ( ~ p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,A,sK2)),sK2))
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),A),sK2))
    | ~ mem(A,arr(sK1,bool))
    | ~ ne(sK1) ),
    inference(resolve,[status(thm)],[c_66,c_59]) ).

cnf(c_183,negated_conjecture,
    ( ~ p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,A,sK2)),sK2))
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),A),sK2))
    | ~ mem(A,arr(sK1,bool)) ),
    inference(resolve,[status(thm)],[c_65,c_7339]) ).

cnf(c_7340,negated_conjecture,
    ( p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,A,sK2)),A))
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),A),sK2))
    | ~ mem(A,arr(sK1,bool))
    | ~ ne(sK1) ),
    inference(resolve,[status(thm)],[c_66,c_58]) ).

cnf(c_185,negated_conjecture,
    ( p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,A,sK2)),A))
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),A),sK2))
    | ~ mem(A,arr(sK1,bool)) ),
    inference(resolve,[status(thm)],[c_65,c_7340]) ).

cnf(c_7341,negated_conjecture,
    ( mem(sK0(sK1,A,sK2),sK1)
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),A),sK2))
    | ~ mem(A,arr(sK1,bool))
    | ~ ne(sK1) ),
    inference(resolve,[status(thm)],[c_66,c_57]) ).

cnf(c_187,negated_conjecture,
    ( mem(sK0(sK1,A,sK2),sK1)
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),A),sK2))
    | ~ mem(A,arr(sK1,bool)) ),
    inference(resolve,[status(thm)],[c_65,c_7341]) ).

cnf(c_206,plain,
    ( mem(ap(A,sK2),B)
    | ~ mem(A,arr(arr(sK1,bool),B)) ),
    inference(resolve,[status(thm)],[c_66,c_26]) ).

cnf(c_1853,plain,
    ( mem(ap(c_2Epred__set_2ECHOICE(sK1),A),sK1)
    | ~ mem(A,arr(sK1,bool)) ),
    inference(resolve,[status(thm)],[c_168,c_26]) ).

cnf(c_3118,plain,
    mem(ap(c_2Epred__set_2ECHOICE(sK1),sK2),sK1),
    inference(resolve,[status(thm)],[c_1853,c_66]) ).

cnf(c_4202,plain,
    mem(ap(c_2Epred__set_2EREST(sK1),sK2),arr(sK1,bool)),
    inference(resolve,[status(thm)],[c_206,c_166]) ).

cnf(c_7342,plain,
    ( mem(sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2),sK1)
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),ap(c_2Epred__set_2EREST(sK1),sK2)),sK2)) ),
    inference(resolve,[status(thm)],[c_4202,c_187]) ).

cnf(c_4224,negated_conjecture,
    mem(sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2),sK1),
    inference(resolve,[status(thm)],[c_67,c_7342]) ).

cnf(c_7343,plain,
    ( p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),ap(c_2Epred__set_2EREST(sK1),sK2)))
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),ap(c_2Epred__set_2EREST(sK1),sK2)),sK2)) ),
    inference(resolve,[status(thm)],[c_4202,c_185]) ).

cnf(c_4226,negated_conjecture,
    p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),ap(c_2Epred__set_2EREST(sK1),sK2))),
    inference(resolve,[status(thm)],[c_67,c_7343]) ).

cnf(c_7344,plain,
    ( ~ p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),sK2))
    | p(ap(ap(c_2Epred__set_2ESUBSET(sK1),ap(c_2Epred__set_2EREST(sK1),sK2)),sK2)) ),
    inference(resolve,[status(thm)],[c_4202,c_183]) ).

cnf(c_4228,negated_conjecture,
    ~ p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),sK2)),
    inference(resolve,[status(thm)],[c_67,c_7344]) ).

cnf(c_7345,plain,
    ( p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),sK2))
    | ~ p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),ap(ap(c_2Epred__set_2EDELETE(sK1),sK2),A)))
    | ~ mem(A,sK1) ),
    inference(resolve,[status(thm)],[c_182,c_4224]) ).

cnf(c_7346,plain,
    ( p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),sK2))
    | ~ p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),ap(ap(c_2Epred__set_2EDELETE(sK1),sK2),ap(c_2Epred__set_2ECHOICE(sK1),sK2)))) ),
    inference(resolve,[status(thm)],[c_7345,c_3118]) ).

cnf(c_7327,plain,
    ~ p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),ap(ap(c_2Epred__set_2EDELETE(sK1),sK2),ap(c_2Epred__set_2ECHOICE(sK1),sK2)))),
    inference(resolve,[status(thm)],[c_7346,c_4228]) ).

cnf(c_7347,plain,
    ~ p(ap(ap(c_2Ebool_2EIN(sK1),sK0(sK1,ap(c_2Epred__set_2EREST(sK1),sK2),sK2)),ap(c_2Epred__set_2EREST(sK1),sK2))),
    inference(paramod,[status(thm)],[c_173,c_7327]) ).

cnf(c_7336,plain,
    $false,
    inference(resolve,[status(thm)],[c_4226,c_7347]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : ITP004+2 : TPTP v9.3.1. Bugfixed v7.5.0.
% 0.00/0.04  % Command  : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.12/5.41  % Computer : n008.cluster.edu
% 0.12/5.41  % Model    : x86_64 x86_64
% 0.12/5.41  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/5.41  % Memory   : 8046.5625MB
% 0.12/5.41  % OS       : Linux 6.8.0-71-generic
% 0.12/5.42  % CPULimit : 300
% 0.12/5.42  % WCLimit  : 300
% 0.12/5.42  % DateTime : Fri Sep 25 17:03:29 UTC 2026
% 0.12/5.42  % CPUTime  : 
% 0.12/5.42  % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.12/5.42  % Process 1501303 was started by sandbox2 on n008,
% 0.12/5.42  % Fri Sep 25 17:03:29 2026
% 0.12/5.42  % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 0.12/5.43  
% 0.12/5.43  % From the command line: assign(max_seconds, 300).
% 7.43/6.50  
% 7.43/6.50  % given #500 (T,wt=29): 1873 p(ap(c_2Ebool_2E_21(c1),c2)) | ap(k(c1,A),f2(c1,c2)) = A.  [resolve(193,b,31,a)].
% 7.43/6.50  
% 7.43/6.50  % SZS status Theorem for theBenchmark
% 7.43/6.50  
% 7.43/6.50  % Proof 1 at 0.85 (+ 0.18) seconds.
% 7.43/6.50  % Length of proof is 35.
% 7.43/6.50  % Level of proof is 6.
% 7.43/6.50  % Maximum clause weight is 65.000.
% 7.43/6.50  % Given clauses 510.
% 7.43/6.50  
% 7.43/6.50  % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------