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

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%------------------------------------------------------------------------------
% File     : Prover9---2026-6A
% Problem  : SWC153+1 : TPTP v9.3.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n005.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 08:57:01 AM UTC 2026

% Result   : Theorem 217.61s 29.28s
% Output   : CNFRefutation 217.61s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   60 (  16 unt;   0 def)
%            Number of atoms       :  388 (  36 equ)
%            Maximal formula atoms :   48 (   6 avg)
%            Number of connectives :  564 ( 236   ~; 228   |;  77   &)
%                                         (   0 <=>;  23  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   31 (   7 avg)
%            Maximal term depth    :    6 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :   13 (  13 usr;  11 con; 0-2 aty)
%            Number of variables   :  124 (   0 sgn  51   !;  22   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(ax29,axiom,
    ! [U] :
      ( ssItem(U)
     => ! [V] :
          ( ssItem(V)
         => ( ( leq(V,U)
              & leq(U,V) )
           => U = V ) ) ),
    file('theBenchmark.p',ax29) ).

fof(co1,conjecture,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X] :
                  ( ssList(X)
                 => ( ! [X5] :
                        ( ssItem(X5)
                       => ! [X6] :
                            ( ssItem(X6)
                           => ! [X7] :
                                ( ssList(X7)
                               => ! [X8] :
                                    ( ssList(X8)
                                   => ! [X9] :
                                        ( ssList(X9)
                                       => ( ( leq(X5,X6)
                                            & ! [X10] :
                                                ( ssItem(X10)
                                               => ( ( leq(X5,X10)
                                                    & leq(X10,X6) )
                                                  | ~ memberP(X8,X10) ) ) )
                                          | ~ leq(X6,X5)
                                          | app(app(app(app(X7,cons(X5,nil)),X8),cons(X6,nil)),X9) != U ) ) ) ) ) )
                    | ? [Y] :
                        ( ? [Z] :
                            ( ? [X1] :
                                ( ? [X2] :
                                    ( ? [X3] :
                                        ( ( ? [X4] :
                                              ( ( ~ leq(X4,Z)
                                                | ~ leq(Y,X4) )
                                              & memberP(X2,X4)
                                              & ssItem(X4) )
                                          | ~ leq(Y,Z) )
                                        & leq(Z,Y)
                                        & app(app(app(app(X1,cons(Y,nil)),X2),cons(Z,nil)),X3) = W
                                        & ssList(X3) )
                                    & ssList(X2) )
                                & ssList(X1) )
                            & ssItem(Z) )
                        & ssItem(Y) )
                    | W != U
                    | X != V ) ) ) ) ),
    file('theBenchmark.p',co1) ).

fof(co1_neg,negated_conjecture,
    ~ ! [U] :
        ( ssList(U)
       => ! [V] :
            ( ssList(V)
           => ! [W] :
                ( ssList(W)
               => ! [X] :
                    ( ssList(X)
                   => ( ! [X5] :
                          ( ssItem(X5)
                         => ! [X6] :
                              ( ssItem(X6)
                             => ! [X7] :
                                  ( ssList(X7)
                                 => ! [X8] :
                                      ( ssList(X8)
                                     => ! [X9] :
                                          ( ssList(X9)
                                         => ( ( leq(X5,X6)
                                              & ! [X10] :
                                                  ( ssItem(X10)
                                                 => ( ( leq(X5,X10)
                                                      & leq(X10,X6) )
                                                    | ~ memberP(X8,X10) ) ) )
                                            | ~ leq(X6,X5)
                                            | app(app(app(app(X7,cons(X5,nil)),X8),cons(X6,nil)),X9) != U ) ) ) ) ) )
                      | ? [Y] :
                          ( ? [Z] :
                              ( ? [X1] :
                                  ( ? [X2] :
                                      ( ? [X3] :
                                          ( ( ? [X4] :
                                                ( ( ~ leq(X4,Z)
                                                  | ~ leq(Y,X4) )
                                                & memberP(X2,X4)
                                                & ssItem(X4) )
                                            | ~ leq(Y,Z) )
                                          & leq(Z,Y)
                                          & app(app(app(app(X1,cons(Y,nil)),X2),cons(Z,nil)),X3) = W
                                          & ssList(X3) )
                                      & ssList(X2) )
                                  & ssList(X1) )
                              & ssItem(Z) )
                          & ssItem(Y) )
                      | W != U
                      | X != V ) ) ) ) ),
    inference(assume_negation,[status(cth)],[co1]) ).

cnf(c_246,plain,
    ( B = A
    | ~ leq(B,A)
    | ~ leq(A,B)
    | ~ ssItem(B)
    | ~ ssItem(A) ),
    inference(clausify,[status(thm)],[ax29]) ).

fof(nnf_87,plain,
    ? [U] :
      ( ? [V] :
          ( ? [W] :
              ( ? [X] :
                  ( ? [X5] :
                      ( ? [X6] :
                          ( ? [X7] :
                              ( ? [X8] :
                                  ( ? [X9] :
                                      ( ( ~ leq(X5,X6)
                                        | ? [X10] :
                                            ( ( ~ leq(X5,X10)
                                              | ~ leq(X10,X6) )
                                            & memberP(X8,X10)
                                            & ssItem(X10) ) )
                                      & leq(X6,X5)
                                      & app(app(app(app(X7,cons(X5,nil)),X8),cons(X6,nil)),X9) = U
                                      & ssList(X9) )
                                  & ssList(X8) )
                              & ssList(X7) )
                          & ssItem(X6) )
                      & ssItem(X5) )
                  & ! [Y] :
                      ( ! [Z] :
                          ( ! [X1] :
                              ( ! [X2] :
                                  ( ! [X3] :
                                      ( ( ! [X4] :
                                            ( ( leq(X4,Z)
                                              & leq(Y,X4) )
                                            | ~ memberP(X2,X4)
                                            | ~ ssItem(X4) )
                                        & leq(Y,Z) )
                                      | ~ leq(Z,Y)
                                      | app(app(app(app(X1,cons(Y,nil)),X2),cons(Z,nil)),X3) != W
                                      | ~ ssList(X3) )
                                  | ~ ssList(X2) )
                              | ~ ssList(X1) )
                          | ~ ssItem(Z) )
                      | ~ ssItem(Y) )
                  & W = U
                  & X = V
                  & ssList(X) )
              & ssList(W) )
          & ssList(V) )
      & ssList(U) ),
    inference(fof_nnf,[status(thm)],[co1_neg]) ).

fof(sk_co1_neg_sk,plain,
    ( ( ~ leq(sK2,sK3)
      | ( ( ~ leq(sK2,sK7)
          | ~ leq(sK7,sK3) )
        & memberP(sK5,sK7)
        & ssItem(sK7) ) )
    & leq(sK3,sK2)
    & app(app(app(app(sK4,cons(sK2,nil)),sK5),cons(sK3,nil)),sK6) = sK1
    & ssList(sK6)
    & ssList(sK5)
    & ssList(sK4)
    & ssItem(sK3)
    & ssItem(sK2)
    & ! [Y] :
        ( ! [Z] :
            ( ! [X1] :
                ( ! [X2] :
                    ( ! [X3] :
                        ( ( ! [X4] :
                              ( ( leq(X4,Z)
                                & leq(Y,X4) )
                              | ~ memberP(X2,X4)
                              | ~ ssItem(X4) )
                          & leq(Y,Z) )
                        | ~ leq(Z,Y)
                        | app(app(app(app(X1,cons(Y,nil)),X2),cons(Z,nil)),X3) != sK0
                        | ~ ssList(X3) )
                    | ~ ssList(X2) )
                | ~ ssList(X1) )
            | ~ ssItem(Z) )
        | ~ ssItem(Y) )
    & sK0 = sK1
    & sK9 = sK8
    & ssList(sK9)
    & ssList(sK0)
    & ssList(sK8)
    & ssList(sK1) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK1,sK8,sK0,sK9,sK2,sK3,sK4,sK5,sK6,sK7]),skolemize(U,sK1),skolemize(V,sK8),skolemize(W,sK0),skolemize(X,sK9),skolemize(X5,sK2),skolemize(X6,sK3),skolemize(X7,sK4),skolemize(X8,sK5),skolemize(X9,sK6),skolemize(X10,sK7)],[nnf_87]) ).

fof(sk_co1_neg,plain,
    ( ( ~ leq(sK2,sK3)
      | ~ leq(sK2,sK7)
      | ~ leq(sK7,sK3) )
    & ( ~ leq(sK2,sK3)
      | memberP(sK5,sK7) )
    & ( ~ leq(sK2,sK3)
      | ssItem(sK7) )
    & leq(sK3,sK2)
    & app(app(app(app(sK4,cons(sK2,nil)),sK5),cons(sK3,nil)),sK6) = sK1
    & ssList(sK6)
    & ssList(sK5)
    & ssList(sK4)
    & ssItem(sK3)
    & ssItem(sK2)
    & ! [VAR_0,VAR_1,VAR_2,VAR_3,VAR_4,VAR_5] :
        ( leq(VAR_5,VAR_1)
        | ~ memberP(VAR_3,VAR_5)
        | ~ ssItem(VAR_5)
        | ~ leq(VAR_1,VAR_0)
        | app(app(app(app(VAR_2,cons(VAR_0,nil)),VAR_3),cons(VAR_1,nil)),VAR_4) != sK0
        | ~ ssList(VAR_4)
        | ~ ssList(VAR_3)
        | ~ ssList(VAR_2)
        | ~ ssItem(VAR_1)
        | ~ ssItem(VAR_0) )
    & ! [VAR_0,VAR_1,VAR_2,VAR_3,VAR_4,VAR_5] :
        ( leq(VAR_0,VAR_5)
        | ~ memberP(VAR_3,VAR_5)
        | ~ ssItem(VAR_5)
        | ~ leq(VAR_1,VAR_0)
        | app(app(app(app(VAR_2,cons(VAR_0,nil)),VAR_3),cons(VAR_1,nil)),VAR_4) != sK0
        | ~ ssList(VAR_4)
        | ~ ssList(VAR_3)
        | ~ ssList(VAR_2)
        | ~ ssItem(VAR_1)
        | ~ ssItem(VAR_0) )
    & ! [VAR_0,VAR_1,VAR_2,VAR_3,VAR_4] :
        ( leq(VAR_0,VAR_1)
        | ~ leq(VAR_1,VAR_0)
        | app(app(app(app(VAR_2,cons(VAR_0,nil)),VAR_3),cons(VAR_1,nil)),VAR_4) != sK0
        | ~ ssList(VAR_4)
        | ~ ssList(VAR_3)
        | ~ ssList(VAR_2)
        | ~ ssItem(VAR_1)
        | ~ ssItem(VAR_0) )
    & sK0 = sK1
    & sK9 = sK8
    & ssList(sK9)
    & ssList(sK0)
    & ssList(sK8)
    & ssList(sK1) ),
    inference(cnf_transformation,[status(thm)],[sk_co1_neg_sk]) ).

cnf(c_332,negated_conjecture,
    sK0 = sK1,
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_333,negated_conjecture,
    ( leq(A,B)
    | ~ leq(B,A)
    | app(app(app(app(C,cons(A,nil)),D),cons(B,nil)),E) != sK0
    | ~ ssList(E)
    | ~ ssList(D)
    | ~ ssList(C)
    | ~ ssItem(B)
    | ~ ssItem(A) ),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_334,negated_conjecture,
    ( leq(A,B)
    | ~ leq(B,A)
    | app(app(app(app(C,cons(A,nil)),D),cons(B,nil)),E) != sK1
    | ~ ssList(E)
    | ~ ssList(D)
    | ~ ssList(C)
    | ~ ssItem(B)
    | ~ ssItem(A) ),
    inference(paramod,[status(thm)],[c_332,c_333]) ).

cnf(c_335,negated_conjecture,
    ( leq(A,F)
    | ~ memberP(D,F)
    | ~ ssItem(F)
    | ~ leq(B,A)
    | app(app(app(app(C,cons(A,nil)),D),cons(B,nil)),E) != sK0
    | ~ ssList(E)
    | ~ ssList(D)
    | ~ ssList(C)
    | ~ ssItem(B)
    | ~ ssItem(A) ),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_336,negated_conjecture,
    ( leq(A,F)
    | ~ memberP(D,F)
    | ~ ssItem(F)
    | ~ leq(B,A)
    | app(app(app(app(C,cons(A,nil)),D),cons(B,nil)),E) != sK1
    | ~ ssList(E)
    | ~ ssList(D)
    | ~ ssList(C)
    | ~ ssItem(B)
    | ~ ssItem(A) ),
    inference(paramod,[status(thm)],[c_332,c_335]) ).

cnf(c_337,negated_conjecture,
    ( leq(F,B)
    | ~ memberP(D,F)
    | ~ ssItem(F)
    | ~ leq(B,A)
    | app(app(app(app(C,cons(A,nil)),D),cons(B,nil)),E) != sK0
    | ~ ssList(E)
    | ~ ssList(D)
    | ~ ssList(C)
    | ~ ssItem(B)
    | ~ ssItem(A) ),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_338,negated_conjecture,
    ( leq(F,B)
    | ~ memberP(D,F)
    | ~ ssItem(F)
    | ~ leq(B,A)
    | app(app(app(app(C,cons(A,nil)),D),cons(B,nil)),E) != sK1
    | ~ ssList(E)
    | ~ ssList(D)
    | ~ ssList(C)
    | ~ ssItem(B)
    | ~ ssItem(A) ),
    inference(paramod,[status(thm)],[c_332,c_337]) ).

cnf(c_339,negated_conjecture,
    ssItem(sK2),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_340,negated_conjecture,
    ssItem(sK3),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_341,negated_conjecture,
    ssList(sK4),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_342,negated_conjecture,
    ssList(sK5),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_343,negated_conjecture,
    ssList(sK6),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_344,negated_conjecture,
    app(app(app(app(sK4,cons(sK2,nil)),sK5),cons(sK3,nil)),sK6) = sK1,
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_345,negated_conjecture,
    leq(sK3,sK2),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_346,negated_conjecture,
    ( ~ leq(sK2,sK3)
    | ssItem(sK7) ),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_347,negated_conjecture,
    ( ~ leq(sK2,sK3)
    | memberP(sK5,sK7) ),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_348,negated_conjecture,
    ( ~ leq(sK2,sK3)
    | ~ leq(sK2,sK7)
    | ~ leq(sK7,sK3) ),
    inference(split_conjunct,[status(thm)],[sk_co1_neg]) ).

cnf(c_3755,negated_conjecture,
    ( leq(A,sK3)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4)
    | ~ ssItem(sK3)
    | ~ ssItem(sK2) ),
    inference(resolve,[status(thm)],[c_344,c_338]) ).

cnf(c_3756,negated_conjecture,
    ( leq(A,sK3)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4)
    | ~ ssItem(sK3) ),
    inference(resolve,[status(thm)],[c_339,c_3755]) ).

cnf(c_3757,negated_conjecture,
    ( leq(A,sK3)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4) ),
    inference(resolve,[status(thm)],[c_340,c_3756]) ).

cnf(c_3758,negated_conjecture,
    ( leq(A,sK3)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5) ),
    inference(resolve,[status(thm)],[c_341,c_3757]) ).

cnf(c_3759,negated_conjecture,
    ( leq(A,sK3)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6) ),
    inference(resolve,[status(thm)],[c_342,c_3758]) ).

cnf(c_3760,negated_conjecture,
    ( leq(A,sK3)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2) ),
    inference(resolve,[status(thm)],[c_343,c_3759]) ).

cnf(c_2832,negated_conjecture,
    ( leq(A,sK3)
    | ~ memberP(sK5,A)
    | ~ ssItem(A) ),
    inference(resolve,[status(thm)],[c_345,c_3760]) ).

cnf(c_3761,negated_conjecture,
    ( leq(sK2,A)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4)
    | ~ ssItem(sK3)
    | ~ ssItem(sK2) ),
    inference(resolve,[status(thm)],[c_344,c_336]) ).

cnf(c_3762,negated_conjecture,
    ( leq(sK2,A)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4)
    | ~ ssItem(sK3) ),
    inference(resolve,[status(thm)],[c_339,c_3761]) ).

cnf(c_3763,negated_conjecture,
    ( leq(sK2,A)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4) ),
    inference(resolve,[status(thm)],[c_340,c_3762]) ).

cnf(c_3764,negated_conjecture,
    ( leq(sK2,A)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5) ),
    inference(resolve,[status(thm)],[c_341,c_3763]) ).

cnf(c_3765,negated_conjecture,
    ( leq(sK2,A)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6) ),
    inference(resolve,[status(thm)],[c_342,c_3764]) ).

cnf(c_3766,negated_conjecture,
    ( leq(sK2,A)
    | ~ memberP(sK5,A)
    | ~ ssItem(A)
    | ~ leq(sK3,sK2) ),
    inference(resolve,[status(thm)],[c_343,c_3765]) ).

cnf(c_2833,negated_conjecture,
    ( leq(sK2,A)
    | ~ memberP(sK5,A)
    | ~ ssItem(A) ),
    inference(resolve,[status(thm)],[c_345,c_3766]) ).

cnf(c_3767,negated_conjecture,
    ( leq(sK2,sK3)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4)
    | ~ ssItem(sK3)
    | ~ ssItem(sK2) ),
    inference(resolve,[status(thm)],[c_344,c_334]) ).

cnf(c_3768,negated_conjecture,
    ( leq(sK2,sK3)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4)
    | ~ ssItem(sK3) ),
    inference(resolve,[status(thm)],[c_339,c_3767]) ).

cnf(c_3769,negated_conjecture,
    ( leq(sK2,sK3)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5)
    | ~ ssList(sK4) ),
    inference(resolve,[status(thm)],[c_340,c_3768]) ).

cnf(c_3770,negated_conjecture,
    ( leq(sK2,sK3)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6)
    | ~ ssList(sK5) ),
    inference(resolve,[status(thm)],[c_341,c_3769]) ).

cnf(c_3771,negated_conjecture,
    ( leq(sK2,sK3)
    | ~ leq(sK3,sK2)
    | ~ ssList(sK6) ),
    inference(resolve,[status(thm)],[c_342,c_3770]) ).

cnf(c_3772,negated_conjecture,
    ( leq(sK2,sK3)
    | ~ leq(sK3,sK2) ),
    inference(resolve,[status(thm)],[c_343,c_3771]) ).

cnf(c_2834,negated_conjecture,
    leq(sK2,sK3),
    inference(resolve,[status(thm)],[c_345,c_3772]) ).

cnf(c_2835,negated_conjecture,
    ( ~ leq(sK2,sK7)
    | ~ leq(sK7,sK3) ),
    inference(resolve,[status(thm)],[c_2834,c_348]) ).

cnf(c_2836,negated_conjecture,
    memberP(sK5,sK7),
    inference(resolve,[status(thm)],[c_2834,c_347]) ).

cnf(c_2837,negated_conjecture,
    ssItem(sK7),
    inference(resolve,[status(thm)],[c_2834,c_346]) ).

cnf(c_3773,negated_conjecture,
    ( sK3 = sK2
    | ~ leq(sK2,sK3)
    | ~ ssItem(sK3)
    | ~ ssItem(sK2) ),
    inference(resolve,[status(thm)],[c_345,c_246]) ).

cnf(c_3774,negated_conjecture,
    ( sK3 = sK2
    | ~ leq(sK2,sK3)
    | ~ ssItem(sK3) ),
    inference(resolve,[status(thm)],[c_339,c_3773]) ).

cnf(c_3775,negated_conjecture,
    ( sK3 = sK2
    | ~ leq(sK2,sK3) ),
    inference(resolve,[status(thm)],[c_340,c_3774]) ).

cnf(c_2843,negated_conjecture,
    sK3 = sK2,
    inference(resolve,[status(thm)],[c_2834,c_3775]) ).

cnf(c_2844,negated_conjecture,
    ( ~ leq(sK2,sK7)
    | ~ leq(sK7,sK2) ),
    inference(paramod,[status(thm)],[c_2843,c_2835]) ).

cnf(c_2845,negated_conjecture,
    ( leq(A,sK2)
    | ~ memberP(sK5,A)
    | ~ ssItem(A) ),
    inference(paramod,[status(thm)],[c_2843,c_2832]) ).

cnf(c_3776,negated_conjecture,
    ( leq(sK2,sK7)
    | ~ memberP(sK5,sK7) ),
    inference(resolve,[status(thm)],[c_2833,c_2837]) ).

cnf(c_3728,negated_conjecture,
    leq(sK2,sK7),
    inference(resolve,[status(thm)],[c_2836,c_3776]) ).

cnf(c_3733,negated_conjecture,
    ~ leq(sK7,sK2),
    inference(resolve,[status(thm)],[c_3728,c_2844]) ).

cnf(c_3777,negated_conjecture,
    ( leq(sK7,sK2)
    | ~ memberP(sK5,sK7) ),
    inference(resolve,[status(thm)],[c_2845,c_2837]) ).

cnf(c_3778,negated_conjecture,
    leq(sK7,sK2),
    inference(resolve,[status(thm)],[c_2836,c_3777]) ).

cnf(c_3754,negated_conjecture,
    $false,
    inference(resolve,[status(thm)],[c_3733,c_3778]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SWC153+1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04  % Command  : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.35  % Computer : n005.cluster.edu
% 0.10/0.35  % Model    : x86_64 x86_64
% 0.10/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.35  % Memory   : 8046.5625MB
% 0.10/0.35  % OS       : Linux 6.8.0-71-generic
% 0.10/0.35  % CPULimit : 300
% 0.10/0.35  % WCLimit  : 300
% 0.10/0.35  % DateTime : Sat Sep 26 12:21:02 UTC 2026
% 0.10/0.36  % CPUTime  : 
% 0.10/0.36  % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.10/0.36  % Process 2115257 was started by sandbox2 on n005,
% 0.10/0.36  % Sat Sep 26 12:21:02 2026
% 0.10/0.36  % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 0.12/0.38  
% 0.12/0.38  % From the command line: assign(max_seconds, 300).
% 217.61/29.28  
% 217.61/29.28  % given #500 (I,wt=49): 700 -ssList(A) | ssItem(f33(A)) | -ssItem(B) | -ssItem(C) | -ssList(D) | -ssList(E) | app(app(D,cons(B,E)),cons(C,A)) != A | C != B.  [factor(369,a,g)].
% 217.61/29.28  
% 217.61/29.28  % given #1000 (I,wt=47): 1220 -ssList(A) | ssList(f36(A)) | -ssItem(B) | -ssItem(C) | -ssList(D) | app(app(D,cons(B,A)),cons(C,A)) != A | C != B.  [factor(720,a,f)].
% 217.61/29.28  
% 217.61/29.28  % given #1500 (T,wt=11): 1976 -frontsegP(nil,c3) | c3 = nil.  [resolve(327,a,271,a),flip(b)].
% 217.61/29.28  
% 217.61/29.28  % SZS status Theorem for theBenchmark
% 217.61/29.28  
% 217.61/29.28  % Proof 1 at 3.91 (+ 0.74) seconds.
% 217.61/29.28  % Length of proof is 32.
% 217.61/29.28  % Level of proof is 7.
% 217.61/29.28  % Maximum clause weight is 72.000.
% 217.61/29.28  % Given clauses 1730.
% 217.61/29.28  
% 217.61/29.28  % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------