TSTP Solution File: NUM576+3 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : NUM576+3 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n022.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Aug 31 11:31:35 EDT 2023

% Result   : Theorem 4.21s 1.17s
% Output   : CNFRefutation 4.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   50 (  11 unt;   0 def)
%            Number of atoms       :  229 (  30 equ)
%            Maximal formula atoms :   17 (   4 avg)
%            Number of connectives :  298 ( 119   ~; 120   |;  45   &)
%                                         (   7 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   66 (   0 sgn;  53   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f25,axiom,
    ! [X0] :
      ( aElementOf0(X0,szNzAzT0)
     => ( sz00 != szszuzczcdt0(X0)
        & aElementOf0(szszuzczcdt0(X0),szNzAzT0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',mSuccNum) ).

fof(f37,axiom,
    ! [X0,X1] :
      ( ( aElementOf0(X1,szNzAzT0)
        & aElementOf0(X0,szNzAzT0) )
     => ( sdtlseqdt0(szszuzczcdt0(X1),X0)
        | sdtlseqdt0(X0,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',mLessTotal) ).

fof(f50,axiom,
    ! [X0] :
      ( aElementOf0(X0,szNzAzT0)
     => ! [X1] :
          ( slbdtrb0(X0) = X1
        <=> ( ! [X2] :
                ( aElementOf0(X2,X1)
              <=> ( sdtlseqdt0(szszuzczcdt0(X2),X0)
                  & aElementOf0(X2,szNzAzT0) ) )
            & aSet0(X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',mDefSeg) ).

fof(f53,axiom,
    ! [X0,X1] :
      ( ( aElementOf0(X1,szNzAzT0)
        & aElementOf0(X0,szNzAzT0) )
     => ( aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1)))
      <=> ( X0 = X1
          | aElementOf0(X0,slbdtrb0(X1)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',mSegSucc) ).

fof(f84,axiom,
    ( aElementOf0(xj,szNzAzT0)
    & aElementOf0(xi,szNzAzT0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',m__3856) ).

fof(f85,conjecture,
    ( xi != xj
   => ( sdtlseqdt0(szszuzczcdt0(xi),xj)
      | sdtlseqdt0(szszuzczcdt0(xj),xi) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',m__) ).

fof(f86,negated_conjecture,
    ~ ( xi != xj
     => ( sdtlseqdt0(szszuzczcdt0(xi),xj)
        | sdtlseqdt0(szszuzczcdt0(xj),xi) ) ),
    inference(negated_conjecture,[],[f85]) ).

fof(f126,plain,
    ! [X0] :
      ( ( sz00 != szszuzczcdt0(X0)
        & aElementOf0(szszuzczcdt0(X0),szNzAzT0) )
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(ennf_transformation,[],[f25]) ).

fof(f142,plain,
    ! [X0,X1] :
      ( sdtlseqdt0(szszuzczcdt0(X1),X0)
      | sdtlseqdt0(X0,X1)
      | ~ aElementOf0(X1,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(ennf_transformation,[],[f37]) ).

fof(f143,plain,
    ! [X0,X1] :
      ( sdtlseqdt0(szszuzczcdt0(X1),X0)
      | sdtlseqdt0(X0,X1)
      | ~ aElementOf0(X1,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(flattening,[],[f142]) ).

fof(f162,plain,
    ! [X0] :
      ( ! [X1] :
          ( slbdtrb0(X0) = X1
        <=> ( ! [X2] :
                ( aElementOf0(X2,X1)
              <=> ( sdtlseqdt0(szszuzczcdt0(X2),X0)
                  & aElementOf0(X2,szNzAzT0) ) )
            & aSet0(X1) ) )
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(ennf_transformation,[],[f50]) ).

fof(f164,plain,
    ! [X0,X1] :
      ( ( aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1)))
      <=> ( X0 = X1
          | aElementOf0(X0,slbdtrb0(X1)) ) )
      | ~ aElementOf0(X1,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(ennf_transformation,[],[f53]) ).

fof(f165,plain,
    ! [X0,X1] :
      ( ( aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1)))
      <=> ( X0 = X1
          | aElementOf0(X0,slbdtrb0(X1)) ) )
      | ~ aElementOf0(X1,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(flattening,[],[f164]) ).

fof(f206,plain,
    ( ~ sdtlseqdt0(szszuzczcdt0(xi),xj)
    & ~ sdtlseqdt0(szszuzczcdt0(xj),xi)
    & xi != xj ),
    inference(ennf_transformation,[],[f86]) ).

fof(f207,plain,
    ( ~ sdtlseqdt0(szszuzczcdt0(xi),xj)
    & ~ sdtlseqdt0(szszuzczcdt0(xj),xi)
    & xi != xj ),
    inference(flattening,[],[f206]) ).

fof(f261,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( slbdtrb0(X0) = X1
            | ? [X2] :
                ( ( ~ sdtlseqdt0(szszuzczcdt0(X2),X0)
                  | ~ aElementOf0(X2,szNzAzT0)
                  | ~ aElementOf0(X2,X1) )
                & ( ( sdtlseqdt0(szszuzczcdt0(X2),X0)
                    & aElementOf0(X2,szNzAzT0) )
                  | aElementOf0(X2,X1) ) )
            | ~ aSet0(X1) )
          & ( ( ! [X2] :
                  ( ( aElementOf0(X2,X1)
                    | ~ sdtlseqdt0(szszuzczcdt0(X2),X0)
                    | ~ aElementOf0(X2,szNzAzT0) )
                  & ( ( sdtlseqdt0(szszuzczcdt0(X2),X0)
                      & aElementOf0(X2,szNzAzT0) )
                    | ~ aElementOf0(X2,X1) ) )
              & aSet0(X1) )
            | slbdtrb0(X0) != X1 ) )
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(nnf_transformation,[],[f162]) ).

fof(f262,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( slbdtrb0(X0) = X1
            | ? [X2] :
                ( ( ~ sdtlseqdt0(szszuzczcdt0(X2),X0)
                  | ~ aElementOf0(X2,szNzAzT0)
                  | ~ aElementOf0(X2,X1) )
                & ( ( sdtlseqdt0(szszuzczcdt0(X2),X0)
                    & aElementOf0(X2,szNzAzT0) )
                  | aElementOf0(X2,X1) ) )
            | ~ aSet0(X1) )
          & ( ( ! [X2] :
                  ( ( aElementOf0(X2,X1)
                    | ~ sdtlseqdt0(szszuzczcdt0(X2),X0)
                    | ~ aElementOf0(X2,szNzAzT0) )
                  & ( ( sdtlseqdt0(szszuzczcdt0(X2),X0)
                      & aElementOf0(X2,szNzAzT0) )
                    | ~ aElementOf0(X2,X1) ) )
              & aSet0(X1) )
            | slbdtrb0(X0) != X1 ) )
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(flattening,[],[f261]) ).

fof(f263,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( slbdtrb0(X0) = X1
            | ? [X2] :
                ( ( ~ sdtlseqdt0(szszuzczcdt0(X2),X0)
                  | ~ aElementOf0(X2,szNzAzT0)
                  | ~ aElementOf0(X2,X1) )
                & ( ( sdtlseqdt0(szszuzczcdt0(X2),X0)
                    & aElementOf0(X2,szNzAzT0) )
                  | aElementOf0(X2,X1) ) )
            | ~ aSet0(X1) )
          & ( ( ! [X3] :
                  ( ( aElementOf0(X3,X1)
                    | ~ sdtlseqdt0(szszuzczcdt0(X3),X0)
                    | ~ aElementOf0(X3,szNzAzT0) )
                  & ( ( sdtlseqdt0(szszuzczcdt0(X3),X0)
                      & aElementOf0(X3,szNzAzT0) )
                    | ~ aElementOf0(X3,X1) ) )
              & aSet0(X1) )
            | slbdtrb0(X0) != X1 ) )
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(rectify,[],[f262]) ).

fof(f264,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ~ sdtlseqdt0(szszuzczcdt0(X2),X0)
            | ~ aElementOf0(X2,szNzAzT0)
            | ~ aElementOf0(X2,X1) )
          & ( ( sdtlseqdt0(szszuzczcdt0(X2),X0)
              & aElementOf0(X2,szNzAzT0) )
            | aElementOf0(X2,X1) ) )
     => ( ( ~ sdtlseqdt0(szszuzczcdt0(sK18(X0,X1)),X0)
          | ~ aElementOf0(sK18(X0,X1),szNzAzT0)
          | ~ aElementOf0(sK18(X0,X1),X1) )
        & ( ( sdtlseqdt0(szszuzczcdt0(sK18(X0,X1)),X0)
            & aElementOf0(sK18(X0,X1),szNzAzT0) )
          | aElementOf0(sK18(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f265,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( slbdtrb0(X0) = X1
            | ( ( ~ sdtlseqdt0(szszuzczcdt0(sK18(X0,X1)),X0)
                | ~ aElementOf0(sK18(X0,X1),szNzAzT0)
                | ~ aElementOf0(sK18(X0,X1),X1) )
              & ( ( sdtlseqdt0(szszuzczcdt0(sK18(X0,X1)),X0)
                  & aElementOf0(sK18(X0,X1),szNzAzT0) )
                | aElementOf0(sK18(X0,X1),X1) ) )
            | ~ aSet0(X1) )
          & ( ( ! [X3] :
                  ( ( aElementOf0(X3,X1)
                    | ~ sdtlseqdt0(szszuzczcdt0(X3),X0)
                    | ~ aElementOf0(X3,szNzAzT0) )
                  & ( ( sdtlseqdt0(szszuzczcdt0(X3),X0)
                      & aElementOf0(X3,szNzAzT0) )
                    | ~ aElementOf0(X3,X1) ) )
              & aSet0(X1) )
            | slbdtrb0(X0) != X1 ) )
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK18])],[f263,f264]) ).

fof(f266,plain,
    ! [X0,X1] :
      ( ( ( aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1)))
          | ( X0 != X1
            & ~ aElementOf0(X0,slbdtrb0(X1)) ) )
        & ( X0 = X1
          | aElementOf0(X0,slbdtrb0(X1))
          | ~ aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1))) ) )
      | ~ aElementOf0(X1,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(nnf_transformation,[],[f165]) ).

fof(f267,plain,
    ! [X0,X1] :
      ( ( ( aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1)))
          | ( X0 != X1
            & ~ aElementOf0(X0,slbdtrb0(X1)) ) )
        & ( X0 = X1
          | aElementOf0(X0,slbdtrb0(X1))
          | ~ aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1))) ) )
      | ~ aElementOf0(X1,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(flattening,[],[f266]) ).

fof(f378,plain,
    ! [X0] :
      ( aElementOf0(szszuzczcdt0(X0),szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(cnf_transformation,[],[f126]) ).

fof(f392,plain,
    ! [X0,X1] :
      ( sdtlseqdt0(szszuzczcdt0(X1),X0)
      | sdtlseqdt0(X0,X1)
      | ~ aElementOf0(X1,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(cnf_transformation,[],[f143]) ).

fof(f415,plain,
    ! [X3,X0,X1] :
      ( sdtlseqdt0(szszuzczcdt0(X3),X0)
      | ~ aElementOf0(X3,X1)
      | slbdtrb0(X0) != X1
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(cnf_transformation,[],[f265]) ).

fof(f416,plain,
    ! [X3,X0,X1] :
      ( aElementOf0(X3,X1)
      | ~ sdtlseqdt0(szszuzczcdt0(X3),X0)
      | ~ aElementOf0(X3,szNzAzT0)
      | slbdtrb0(X0) != X1
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(cnf_transformation,[],[f265]) ).

fof(f422,plain,
    ! [X0,X1] :
      ( X0 = X1
      | aElementOf0(X0,slbdtrb0(X1))
      | ~ aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1)))
      | ~ aElementOf0(X1,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(cnf_transformation,[],[f267]) ).

fof(f554,plain,
    aElementOf0(xi,szNzAzT0),
    inference(cnf_transformation,[],[f84]) ).

fof(f555,plain,
    aElementOf0(xj,szNzAzT0),
    inference(cnf_transformation,[],[f84]) ).

fof(f556,plain,
    xi != xj,
    inference(cnf_transformation,[],[f207]) ).

fof(f557,plain,
    ~ sdtlseqdt0(szszuzczcdt0(xj),xi),
    inference(cnf_transformation,[],[f207]) ).

fof(f558,plain,
    ~ sdtlseqdt0(szszuzczcdt0(xi),xj),
    inference(cnf_transformation,[],[f207]) ).

fof(f571,plain,
    ! [X3,X0] :
      ( aElementOf0(X3,slbdtrb0(X0))
      | ~ sdtlseqdt0(szszuzczcdt0(X3),X0)
      | ~ aElementOf0(X3,szNzAzT0)
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(equality_resolution,[],[f416]) ).

fof(f572,plain,
    ! [X3,X0] :
      ( sdtlseqdt0(szszuzczcdt0(X3),X0)
      | ~ aElementOf0(X3,slbdtrb0(X0))
      | ~ aElementOf0(X0,szNzAzT0) ),
    inference(equality_resolution,[],[f415]) ).

cnf(c_98,plain,
    ( ~ aElementOf0(X0,szNzAzT0)
    | aElementOf0(szszuzczcdt0(X0),szNzAzT0) ),
    inference(cnf_transformation,[],[f378]) ).

cnf(c_111,plain,
    ( ~ aElementOf0(X0,szNzAzT0)
    | ~ aElementOf0(X1,szNzAzT0)
    | sdtlseqdt0(szszuzczcdt0(X0),X1)
    | sdtlseqdt0(X1,X0) ),
    inference(cnf_transformation,[],[f392]) ).

cnf(c_135,plain,
    ( ~ sdtlseqdt0(szszuzczcdt0(X0),X1)
    | ~ aElementOf0(X0,szNzAzT0)
    | ~ aElementOf0(X1,szNzAzT0)
    | aElementOf0(X0,slbdtrb0(X1)) ),
    inference(cnf_transformation,[],[f571]) ).

cnf(c_136,plain,
    ( ~ aElementOf0(X0,slbdtrb0(X1))
    | ~ aElementOf0(X1,szNzAzT0)
    | sdtlseqdt0(szszuzczcdt0(X0),X1) ),
    inference(cnf_transformation,[],[f572]) ).

cnf(c_143,plain,
    ( ~ aElementOf0(X0,slbdtrb0(szszuzczcdt0(X1)))
    | ~ aElementOf0(X0,szNzAzT0)
    | ~ aElementOf0(X1,szNzAzT0)
    | X0 = X1
    | aElementOf0(X0,slbdtrb0(X1)) ),
    inference(cnf_transformation,[],[f422]) ).

cnf(c_273,plain,
    aElementOf0(xj,szNzAzT0),
    inference(cnf_transformation,[],[f555]) ).

cnf(c_274,plain,
    aElementOf0(xi,szNzAzT0),
    inference(cnf_transformation,[],[f554]) ).

cnf(c_275,negated_conjecture,
    ~ sdtlseqdt0(szszuzczcdt0(xi),xj),
    inference(cnf_transformation,[],[f558]) ).

cnf(c_276,negated_conjecture,
    ~ sdtlseqdt0(szszuzczcdt0(xj),xi),
    inference(cnf_transformation,[],[f557]) ).

cnf(c_277,negated_conjecture,
    xj != xi,
    inference(cnf_transformation,[],[f556]) ).

cnf(c_8047,plain,
    ( ~ aElementOf0(szszuzczcdt0(xi),szNzAzT0)
    | ~ aElementOf0(xj,szNzAzT0)
    | sdtlseqdt0(szszuzczcdt0(xj),szszuzczcdt0(xi))
    | sdtlseqdt0(szszuzczcdt0(xi),xj) ),
    inference(instantiation,[status(thm)],[c_111]) ).

cnf(c_8127,plain,
    ( ~ aElementOf0(xj,slbdtrb0(xi))
    | ~ aElementOf0(xi,szNzAzT0)
    | sdtlseqdt0(szszuzczcdt0(xj),xi) ),
    inference(instantiation,[status(thm)],[c_136]) ).

cnf(c_8267,plain,
    ( ~ aElementOf0(xj,slbdtrb0(szszuzczcdt0(xi)))
    | ~ aElementOf0(xj,szNzAzT0)
    | ~ aElementOf0(xi,szNzAzT0)
    | xj = xi
    | aElementOf0(xj,slbdtrb0(xi)) ),
    inference(instantiation,[status(thm)],[c_143]) ).

cnf(c_8802,plain,
    ( ~ aElementOf0(xi,szNzAzT0)
    | aElementOf0(szszuzczcdt0(xi),szNzAzT0) ),
    inference(instantiation,[status(thm)],[c_98]) ).

cnf(c_11322,plain,
    ( ~ sdtlseqdt0(szszuzczcdt0(xj),szszuzczcdt0(xi))
    | ~ aElementOf0(szszuzczcdt0(xi),szNzAzT0)
    | ~ aElementOf0(xj,szNzAzT0)
    | aElementOf0(xj,slbdtrb0(szszuzczcdt0(xi))) ),
    inference(instantiation,[status(thm)],[c_135]) ).

cnf(c_11323,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_11322,c_8802,c_8267,c_8127,c_8047,c_275,c_276,c_277,c_273,c_274]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : NUM576+3 : TPTP v8.1.2. Released v4.0.0.
% 0.00/0.13  % Command  : run_iprover %s %d THM
% 0.14/0.35  % Computer : n022.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Fri Aug 25 08:50:55 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.20/0.47  Running first-order theorem proving
% 0.20/0.47  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 4.21/1.17  % SZS status Started for theBenchmark.p
% 4.21/1.17  % SZS status Theorem for theBenchmark.p
% 4.21/1.17  
% 4.21/1.17  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 4.21/1.17  
% 4.21/1.17  ------  iProver source info
% 4.21/1.17  
% 4.21/1.17  git: date: 2023-05-31 18:12:56 +0000
% 4.21/1.17  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 4.21/1.17  git: non_committed_changes: false
% 4.21/1.17  git: last_make_outside_of_git: false
% 4.21/1.17  
% 4.21/1.17  ------ Parsing...
% 4.21/1.17  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 4.21/1.17  
% 4.21/1.17  ------ Preprocessing... sup_sim: 0  pe_s  pe:1:0s pe:2:0s pe_e 
% 4.21/1.17  
% 4.21/1.17  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  scvd_s sp: 5 0s scvd_e  snvd_s sp: 0 0s snvd_e 
% 4.21/1.17  
% 4.21/1.17  ------ Preprocessing...
% 4.21/1.17  ------ Proving...
% 4.21/1.17  ------ Problem Properties 
% 4.21/1.17  
% 4.21/1.17  
% 4.21/1.17  clauses                                 255
% 4.21/1.17  conjectures                             3
% 4.21/1.17  EPR                                     55
% 4.21/1.17  Horn                                    200
% 4.21/1.17  unary                                   30
% 4.21/1.17  binary                                  78
% 4.21/1.17  lits                                    821
% 4.21/1.17  lits eq                                 101
% 4.21/1.17  fd_pure                                 0
% 4.21/1.17  fd_pseudo                               0
% 4.21/1.17  fd_cond                                 10
% 4.21/1.17  fd_pseudo_cond                          30
% 4.21/1.17  AC symbols                              0
% 4.21/1.17  
% 4.21/1.17  ------ Input Options Time Limit: Unbounded
% 4.21/1.17  
% 4.21/1.17  
% 4.21/1.17  ------ 
% 4.21/1.17  Current options:
% 4.21/1.17  ------ 
% 4.21/1.17  
% 4.21/1.17  
% 4.21/1.17  
% 4.21/1.17  
% 4.21/1.17  ------ Proving...
% 4.21/1.17  
% 4.21/1.17  
% 4.21/1.17  % SZS status Theorem for theBenchmark.p
% 4.21/1.17  
% 4.21/1.17  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 4.21/1.18  
% 4.21/1.18  
%------------------------------------------------------------------------------