TSTP Solution File: SEU177+2 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SEU177+2 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n017.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 17:04:25 EDT 2023

% Result   : Theorem 3.53s 1.14s
% Output   : CNFRefutation 3.53s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   60 (  18 unt;   0 def)
%            Number of atoms       :  206 (  30 equ)
%            Maximal formula atoms :   11 (   3 avg)
%            Number of connectives :  240 (  94   ~;  91   |;  34   &)
%                                         (   8 <=>;  13  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   14 (  14 usr;   3 con; 0-2 aty)
%            Number of variables   :  163 (   6 sgn;  98   !;  35   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

fof(f17,axiom,
    ! [X0] :
      ( relation(X0)
     => ! [X1] :
          ( relation_dom(X0) = X1
        <=> ! [X2] :
              ( in(X2,X1)
            <=> ? [X3] : in(ordered_pair(X2,X3),X0) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_relat_1) ).

fof(f21,axiom,
    ! [X0] :
      ( relation(X0)
     => ! [X1] :
          ( relation_rng(X0) = X1
        <=> ! [X2] :
              ( in(X2,X1)
            <=> ? [X3] : in(ordered_pair(X3,X2),X0) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_relat_1) ).

fof(f23,axiom,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X1),singleton(X0)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_tarski) ).

fof(f94,conjecture,
    ! [X0,X1,X2] :
      ( relation(X2)
     => ( in(ordered_pair(X0,X1),X2)
       => ( in(X1,relation_rng(X2))
          & in(X0,relation_dom(X2)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t20_relat_1) ).

fof(f95,negated_conjecture,
    ~ ! [X0,X1,X2] :
        ( relation(X2)
       => ( in(ordered_pair(X0,X1),X2)
         => ( in(X1,relation_rng(X2))
            & in(X0,relation_dom(X2)) ) ) ),
    inference(negated_conjecture,[],[f94]) ).

fof(f131,axiom,
    ! [X0] : singleton(X0) = unordered_pair(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t69_enumset1) ).

fof(f160,plain,
    ! [X0] :
      ( ! [X1] :
          ( relation_dom(X0) = X1
        <=> ! [X2] :
              ( in(X2,X1)
            <=> ? [X3] : in(ordered_pair(X2,X3),X0) ) )
      | ~ relation(X0) ),
    inference(ennf_transformation,[],[f17]) ).

fof(f161,plain,
    ! [X0] :
      ( ! [X1] :
          ( relation_rng(X0) = X1
        <=> ! [X2] :
              ( in(X2,X1)
            <=> ? [X3] : in(ordered_pair(X3,X2),X0) ) )
      | ~ relation(X0) ),
    inference(ennf_transformation,[],[f21]) ).

fof(f202,plain,
    ? [X0,X1,X2] :
      ( ( ~ in(X1,relation_rng(X2))
        | ~ in(X0,relation_dom(X2)) )
      & in(ordered_pair(X0,X1),X2)
      & relation(X2) ),
    inference(ennf_transformation,[],[f95]) ).

fof(f203,plain,
    ? [X0,X1,X2] :
      ( ( ~ in(X1,relation_rng(X2))
        | ~ in(X0,relation_dom(X2)) )
      & in(ordered_pair(X0,X1),X2)
      & relation(X2) ),
    inference(flattening,[],[f202]) ).

fof(f290,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_dom(X0) = X1
            | ? [X2] :
                ( ( ! [X3] : ~ in(ordered_pair(X2,X3),X0)
                  | ~ in(X2,X1) )
                & ( ? [X3] : in(ordered_pair(X2,X3),X0)
                  | in(X2,X1) ) ) )
          & ( ! [X2] :
                ( ( in(X2,X1)
                  | ! [X3] : ~ in(ordered_pair(X2,X3),X0) )
                & ( ? [X3] : in(ordered_pair(X2,X3),X0)
                  | ~ in(X2,X1) ) )
            | relation_dom(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(nnf_transformation,[],[f160]) ).

fof(f291,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_dom(X0) = X1
            | ? [X2] :
                ( ( ! [X3] : ~ in(ordered_pair(X2,X3),X0)
                  | ~ in(X2,X1) )
                & ( ? [X4] : in(ordered_pair(X2,X4),X0)
                  | in(X2,X1) ) ) )
          & ( ! [X5] :
                ( ( in(X5,X1)
                  | ! [X6] : ~ in(ordered_pair(X5,X6),X0) )
                & ( ? [X7] : in(ordered_pair(X5,X7),X0)
                  | ~ in(X5,X1) ) )
            | relation_dom(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(rectify,[],[f290]) ).

fof(f292,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ! [X3] : ~ in(ordered_pair(X2,X3),X0)
            | ~ in(X2,X1) )
          & ( ? [X4] : in(ordered_pair(X2,X4),X0)
            | in(X2,X1) ) )
     => ( ( ! [X3] : ~ in(ordered_pair(sK15(X0,X1),X3),X0)
          | ~ in(sK15(X0,X1),X1) )
        & ( ? [X4] : in(ordered_pair(sK15(X0,X1),X4),X0)
          | in(sK15(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f293,plain,
    ! [X0,X1] :
      ( ? [X4] : in(ordered_pair(sK15(X0,X1),X4),X0)
     => in(ordered_pair(sK15(X0,X1),sK16(X0,X1)),X0) ),
    introduced(choice_axiom,[]) ).

fof(f294,plain,
    ! [X0,X5] :
      ( ? [X7] : in(ordered_pair(X5,X7),X0)
     => in(ordered_pair(X5,sK17(X0,X5)),X0) ),
    introduced(choice_axiom,[]) ).

fof(f295,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_dom(X0) = X1
            | ( ( ! [X3] : ~ in(ordered_pair(sK15(X0,X1),X3),X0)
                | ~ in(sK15(X0,X1),X1) )
              & ( in(ordered_pair(sK15(X0,X1),sK16(X0,X1)),X0)
                | in(sK15(X0,X1),X1) ) ) )
          & ( ! [X5] :
                ( ( in(X5,X1)
                  | ! [X6] : ~ in(ordered_pair(X5,X6),X0) )
                & ( in(ordered_pair(X5,sK17(X0,X5)),X0)
                  | ~ in(X5,X1) ) )
            | relation_dom(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK15,sK16,sK17])],[f291,f294,f293,f292]) ).

fof(f307,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_rng(X0) = X1
            | ? [X2] :
                ( ( ! [X3] : ~ in(ordered_pair(X3,X2),X0)
                  | ~ in(X2,X1) )
                & ( ? [X3] : in(ordered_pair(X3,X2),X0)
                  | in(X2,X1) ) ) )
          & ( ! [X2] :
                ( ( in(X2,X1)
                  | ! [X3] : ~ in(ordered_pair(X3,X2),X0) )
                & ( ? [X3] : in(ordered_pair(X3,X2),X0)
                  | ~ in(X2,X1) ) )
            | relation_rng(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(nnf_transformation,[],[f161]) ).

fof(f308,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_rng(X0) = X1
            | ? [X2] :
                ( ( ! [X3] : ~ in(ordered_pair(X3,X2),X0)
                  | ~ in(X2,X1) )
                & ( ? [X4] : in(ordered_pair(X4,X2),X0)
                  | in(X2,X1) ) ) )
          & ( ! [X5] :
                ( ( in(X5,X1)
                  | ! [X6] : ~ in(ordered_pair(X6,X5),X0) )
                & ( ? [X7] : in(ordered_pair(X7,X5),X0)
                  | ~ in(X5,X1) ) )
            | relation_rng(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(rectify,[],[f307]) ).

fof(f309,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ! [X3] : ~ in(ordered_pair(X3,X2),X0)
            | ~ in(X2,X1) )
          & ( ? [X4] : in(ordered_pair(X4,X2),X0)
            | in(X2,X1) ) )
     => ( ( ! [X3] : ~ in(ordered_pair(X3,sK22(X0,X1)),X0)
          | ~ in(sK22(X0,X1),X1) )
        & ( ? [X4] : in(ordered_pair(X4,sK22(X0,X1)),X0)
          | in(sK22(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f310,plain,
    ! [X0,X1] :
      ( ? [X4] : in(ordered_pair(X4,sK22(X0,X1)),X0)
     => in(ordered_pair(sK23(X0,X1),sK22(X0,X1)),X0) ),
    introduced(choice_axiom,[]) ).

fof(f311,plain,
    ! [X0,X5] :
      ( ? [X7] : in(ordered_pair(X7,X5),X0)
     => in(ordered_pair(sK24(X0,X5),X5),X0) ),
    introduced(choice_axiom,[]) ).

fof(f312,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_rng(X0) = X1
            | ( ( ! [X3] : ~ in(ordered_pair(X3,sK22(X0,X1)),X0)
                | ~ in(sK22(X0,X1),X1) )
              & ( in(ordered_pair(sK23(X0,X1),sK22(X0,X1)),X0)
                | in(sK22(X0,X1),X1) ) ) )
          & ( ! [X5] :
                ( ( in(X5,X1)
                  | ! [X6] : ~ in(ordered_pair(X6,X5),X0) )
                & ( in(ordered_pair(sK24(X0,X5),X5),X0)
                  | ~ in(X5,X1) ) )
            | relation_rng(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK22,sK23,sK24])],[f308,f311,f310,f309]) ).

fof(f344,plain,
    ( ? [X0,X1,X2] :
        ( ( ~ in(X1,relation_rng(X2))
          | ~ in(X0,relation_dom(X2)) )
        & in(ordered_pair(X0,X1),X2)
        & relation(X2) )
   => ( ( ~ in(sK35,relation_rng(sK36))
        | ~ in(sK34,relation_dom(sK36)) )
      & in(ordered_pair(sK34,sK35),sK36)
      & relation(sK36) ) ),
    introduced(choice_axiom,[]) ).

fof(f345,plain,
    ( ( ~ in(sK35,relation_rng(sK36))
      | ~ in(sK34,relation_dom(sK36)) )
    & in(ordered_pair(sK34,sK35),sK36)
    & relation(sK36) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK34,sK35,sK36])],[f203,f344]) ).

fof(f369,plain,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[],[f3]) ).

fof(f427,plain,
    ! [X0,X1,X6,X5] :
      ( in(X5,X1)
      | ~ in(ordered_pair(X5,X6),X0)
      | relation_dom(X0) != X1
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f295]) ).

fof(f444,plain,
    ! [X0,X1,X6,X5] :
      ( in(X5,X1)
      | ~ in(ordered_pair(X6,X5),X0)
      | relation_rng(X0) != X1
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f312]) ).

fof(f448,plain,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X1),singleton(X0)),
    inference(cnf_transformation,[],[f23]) ).

fof(f525,plain,
    relation(sK36),
    inference(cnf_transformation,[],[f345]) ).

fof(f526,plain,
    in(ordered_pair(sK34,sK35),sK36),
    inference(cnf_transformation,[],[f345]) ).

fof(f527,plain,
    ( ~ in(sK35,relation_rng(sK36))
    | ~ in(sK34,relation_dom(sK36)) ),
    inference(cnf_transformation,[],[f345]) ).

fof(f577,plain,
    ! [X0] : singleton(X0) = unordered_pair(X0,X0),
    inference(cnf_transformation,[],[f131]) ).

fof(f594,plain,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),
    inference(definition_unfolding,[],[f448,f577]) ).

fof(f612,plain,
    ! [X0,X1,X6,X5] :
      ( in(X5,X1)
      | ~ in(unordered_pair(unordered_pair(X5,X6),unordered_pair(X5,X5)),X0)
      | relation_dom(X0) != X1
      | ~ relation(X0) ),
    inference(definition_unfolding,[],[f427,f594]) ).

fof(f616,plain,
    ! [X0,X1,X6,X5] :
      ( in(X5,X1)
      | ~ in(unordered_pair(unordered_pair(X6,X5),unordered_pair(X6,X6)),X0)
      | relation_rng(X0) != X1
      | ~ relation(X0) ),
    inference(definition_unfolding,[],[f444,f594]) ).

fof(f642,plain,
    in(unordered_pair(unordered_pair(sK34,sK35),unordered_pair(sK34,sK34)),sK36),
    inference(definition_unfolding,[],[f526,f594]) ).

fof(f692,plain,
    ! [X0,X6,X5] :
      ( in(X5,relation_dom(X0))
      | ~ in(unordered_pair(unordered_pair(X5,X6),unordered_pair(X5,X5)),X0)
      | ~ relation(X0) ),
    inference(equality_resolution,[],[f612]) ).

fof(f700,plain,
    ! [X0,X6,X5] :
      ( in(X5,relation_rng(X0))
      | ~ in(unordered_pair(unordered_pair(X6,X5),unordered_pair(X6,X6)),X0)
      | ~ relation(X0) ),
    inference(equality_resolution,[],[f616]) ).

cnf(c_51,plain,
    unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[],[f369]) ).

cnf(c_110,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),X2)
    | ~ relation(X2)
    | in(X0,relation_dom(X2)) ),
    inference(cnf_transformation,[],[f692]) ).

cnf(c_127,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),X2)
    | ~ relation(X2)
    | in(X1,relation_rng(X2)) ),
    inference(cnf_transformation,[],[f700]) ).

cnf(c_206,negated_conjecture,
    ( ~ in(sK35,relation_rng(sK36))
    | ~ in(sK34,relation_dom(sK36)) ),
    inference(cnf_transformation,[],[f527]) ).

cnf(c_207,negated_conjecture,
    in(unordered_pair(unordered_pair(sK34,sK35),unordered_pair(sK34,sK34)),sK36),
    inference(cnf_transformation,[],[f642]) ).

cnf(c_208,negated_conjecture,
    relation(sK36),
    inference(cnf_transformation,[],[f525]) ).

cnf(c_2034,plain,
    in(unordered_pair(unordered_pair(sK34,sK34),unordered_pair(sK34,sK35)),sK36),
    inference(demodulation,[status(thm)],[c_207,c_51]) ).

cnf(c_2965,plain,
    ( X0 != sK36
    | ~ in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X0)
    | in(X2,relation_rng(X0)) ),
    inference(resolution_lifted,[status(thm)],[c_127,c_208]) ).

cnf(c_2966,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),sK36)
    | in(X1,relation_rng(sK36)) ),
    inference(unflattening,[status(thm)],[c_2965]) ).

cnf(c_2974,plain,
    ( X0 != sK36
    | ~ in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X0)
    | in(X1,relation_dom(X0)) ),
    inference(resolution_lifted,[status(thm)],[c_110,c_208]) ).

cnf(c_2975,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),sK36)
    | in(X0,relation_dom(sK36)) ),
    inference(unflattening,[status(thm)],[c_2974]) ).

cnf(c_3311,plain,
    ( in(X1,relation_rng(sK36))
    | ~ in(unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),sK36) ),
    inference(prop_impl_just,[status(thm)],[c_2966]) ).

cnf(c_3312,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),sK36)
    | in(X1,relation_rng(sK36)) ),
    inference(renaming,[status(thm)],[c_3311]) ).

cnf(c_3319,plain,
    ( in(X0,relation_dom(sK36))
    | ~ in(unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),sK36) ),
    inference(prop_impl_just,[status(thm)],[c_2975]) ).

cnf(c_3320,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X1),unordered_pair(X0,X0)),sK36)
    | in(X0,relation_dom(sK36)) ),
    inference(renaming,[status(thm)],[c_3319]) ).

cnf(c_9407,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,X1)),sK36)
    | in(X1,relation_rng(sK36)) ),
    inference(superposition,[status(thm)],[c_51,c_3312]) ).

cnf(c_9751,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,X1)),sK36)
    | in(X0,relation_dom(sK36)) ),
    inference(superposition,[status(thm)],[c_51,c_3320]) ).

cnf(c_10490,plain,
    in(sK35,relation_rng(sK36)),
    inference(superposition,[status(thm)],[c_2034,c_9407]) ).

cnf(c_10508,plain,
    ~ in(sK34,relation_dom(sK36)),
    inference(backward_subsumption_resolution,[status(thm)],[c_206,c_10490]) ).

cnf(c_15027,plain,
    in(sK34,relation_dom(sK36)),
    inference(superposition,[status(thm)],[c_2034,c_9751]) ).

cnf(c_15039,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_15027,c_10508]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU177+2 : TPTP v8.1.2. Released v3.3.0.
% 0.12/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n017.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Thu Aug 24 01:16:27 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.21/0.46  Running first-order theorem proving
% 0.21/0.46  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 3.53/1.14  % SZS status Started for theBenchmark.p
% 3.53/1.14  % SZS status Theorem for theBenchmark.p
% 3.53/1.14  
% 3.53/1.14  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.53/1.14  
% 3.53/1.14  ------  iProver source info
% 3.53/1.14  
% 3.53/1.14  git: date: 2023-05-31 18:12:56 +0000
% 3.53/1.14  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.53/1.14  git: non_committed_changes: false
% 3.53/1.14  git: last_make_outside_of_git: false
% 3.53/1.14  
% 3.53/1.14  ------ Parsing...
% 3.53/1.14  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.53/1.14  
% 3.53/1.14  ------ Preprocessing... sup_sim: 13  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe_e  sup_sim: 0  sf_s  rm: 2 0s  sf_e  pe_s  pe_e 
% 3.53/1.14  
% 3.53/1.14  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.53/1.14  
% 3.53/1.14  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.53/1.14  ------ Proving...
% 3.53/1.14  ------ Problem Properties 
% 3.53/1.14  
% 3.53/1.14  
% 3.53/1.14  clauses                                 201
% 3.53/1.14  conjectures                             1
% 3.53/1.14  EPR                                     28
% 3.53/1.14  Horn                                    154
% 3.53/1.14  unary                                   36
% 3.53/1.14  binary                                  84
% 3.53/1.14  lits                                    470
% 3.53/1.14  lits eq                                 116
% 3.53/1.14  fd_pure                                 0
% 3.53/1.14  fd_pseudo                               0
% 3.53/1.14  fd_cond                                 18
% 3.53/1.14  fd_pseudo_cond                          41
% 3.53/1.14  AC symbols                              0
% 3.53/1.14  
% 3.53/1.14  ------ Schedule dynamic 5 is on 
% 3.53/1.14  
% 3.53/1.14  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.53/1.14  
% 3.53/1.14  
% 3.53/1.14  ------ 
% 3.53/1.14  Current options:
% 3.53/1.14  ------ 
% 3.53/1.14  
% 3.53/1.14  
% 3.53/1.14  
% 3.53/1.14  
% 3.53/1.14  ------ Proving...
% 3.53/1.14  
% 3.53/1.14  
% 3.53/1.14  % SZS status Theorem for theBenchmark.p
% 3.53/1.14  
% 3.53/1.14  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.53/1.14  
% 3.53/1.15  
%------------------------------------------------------------------------------