TSTP Solution File: NUN088+3 by Metis---2.4

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%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : NUN088+3 : TPTP v8.1.0. Released v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n029.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  : 600s
% DateTime : Mon Jul 18 16:34:58 EDT 2022

% Result   : Theorem 0.13s 0.37s
% Output   : CNFRefutation 0.13s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   32 (  12 unt;   0 def)
%            Number of atoms       :   65 (  26 equ)
%            Maximal formula atoms :    3 (   2 avg)
%            Number of connectives :   75 (  42   ~;  25   |;   6   &)
%                                         (   0 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    5 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    2 (   2 usr;   2 con; 0-0 aty)
%            Number of variables   :   35 (   3 sgn  18   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(axiom_7a,axiom,
    ! [X7,Y10] :
      ( ! [Y20] :
          ( ~ r1(Y20)
          | Y20 != Y10 )
      | ~ r2(X7,Y10) ) ).

fof(zerouneqone2,conjecture,
    ! [Y0] :
      ( ! [Y1] :
          ( Y0 != Y1
          | ~ r2(Y0,Y1) )
      | ~ r1(Y0) ) ).

fof(subgoal_0,plain,
    ! [Y0] :
      ( ~ ! [Y1] :
            ( Y0 != Y1
            | ~ r2(Y0,Y1) )
     => ~ r1(Y0) ),
    inference(strip,[],[zerouneqone2]) ).

fof(negate_0_0,plain,
    ~ ! [Y0] :
        ( ~ ! [Y1] :
              ( Y0 != Y1
              | ~ r2(Y0,Y1) )
       => ~ r1(Y0) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ? [Y0] :
      ( r1(Y0)
      & ? [Y1] :
          ( Y0 = Y1
          & r2(Y0,Y1) ) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_1,plain,
    ( r1(skolemFOFtoCNF_Y0)
    & ? [Y1] :
        ( skolemFOFtoCNF_Y0 = Y1
        & r2(skolemFOFtoCNF_Y0,Y1) ) ),
    inference(skolemize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ? [Y1] :
      ( skolemFOFtoCNF_Y0 = Y1
      & r2(skolemFOFtoCNF_Y0,Y1) ),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    ( skolemFOFtoCNF_Y0 = skolemFOFtoCNF_Y1_1
    & r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y1_1) ),
    inference(skolemize,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y1_1),
    inference(conjunct,[],[normalize_0_3]) ).

fof(normalize_0_5,plain,
    skolemFOFtoCNF_Y0 = skolemFOFtoCNF_Y1_1,
    inference(conjunct,[],[normalize_0_3]) ).

fof(normalize_0_6,plain,
    ! [X7,Y10] :
      ( ~ r2(X7,Y10)
      | ! [Y20] :
          ( Y20 != Y10
          | ~ r1(Y20) ) ),
    inference(canonicalize,[],[axiom_7a]) ).

fof(normalize_0_7,plain,
    ! [X7,Y10] :
      ( ~ r2(X7,Y10)
      | ! [Y20] :
          ( Y20 != Y10
          | ~ r1(Y20) ) ),
    inference(specialize,[],[normalize_0_6]) ).

fof(normalize_0_8,plain,
    ! [X7,Y10,Y20] :
      ( Y20 != Y10
      | ~ r1(Y20)
      | ~ r2(X7,Y10) ),
    inference(clausify,[],[normalize_0_7]) ).

fof(normalize_0_9,plain,
    r1(skolemFOFtoCNF_Y0),
    inference(conjunct,[],[normalize_0_1]) ).

cnf(refute_0_0,plain,
    r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y1_1),
    inference(canonicalize,[],[normalize_0_4]) ).

cnf(refute_0_1,plain,
    skolemFOFtoCNF_Y0 = skolemFOFtoCNF_Y1_1,
    inference(canonicalize,[],[normalize_0_5]) ).

cnf(refute_0_2,plain,
    X = X,
    introduced(tautology,[refl,[$fot(X)]]) ).

cnf(refute_0_3,plain,
    ( X != X
    | X != Y
    | Y = X ),
    introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).

cnf(refute_0_4,plain,
    ( X != Y
    | Y = X ),
    inference(resolve,[$cnf( $equal(X,X) )],[refute_0_2,refute_0_3]) ).

cnf(refute_0_5,plain,
    ( skolemFOFtoCNF_Y0 != skolemFOFtoCNF_Y1_1
    | skolemFOFtoCNF_Y1_1 = skolemFOFtoCNF_Y0 ),
    inference(subst,[],[refute_0_4:[bind(X,$fot(skolemFOFtoCNF_Y0)),bind(Y,$fot(skolemFOFtoCNF_Y1_1))]]) ).

cnf(refute_0_6,plain,
    skolemFOFtoCNF_Y1_1 = skolemFOFtoCNF_Y0,
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y1_1) )],[refute_0_1,refute_0_5]) ).

cnf(refute_0_7,plain,
    ( skolemFOFtoCNF_Y1_1 != skolemFOFtoCNF_Y0
    | ~ r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y1_1)
    | r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y0) ),
    introduced(tautology,[equality,[$cnf( r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y1_1) ),[1],$fot(skolemFOFtoCNF_Y0)]]) ).

cnf(refute_0_8,plain,
    ( ~ r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y1_1)
    | r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y0) ),
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_Y1_1,skolemFOFtoCNF_Y0) )],[refute_0_6,refute_0_7]) ).

cnf(refute_0_9,plain,
    r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y0),
    inference(resolve,[$cnf( r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y1_1) )],[refute_0_0,refute_0_8]) ).

cnf(refute_0_10,plain,
    ( Y20 != Y10
    | ~ r1(Y20)
    | ~ r2(X7,Y10) ),
    inference(canonicalize,[],[normalize_0_8]) ).

cnf(refute_0_11,plain,
    ( Y10 != Y10
    | ~ r1(Y10)
    | ~ r2(X7,Y10) ),
    inference(subst,[],[refute_0_10:[bind(Y20,$fot(Y10))]]) ).

cnf(refute_0_12,plain,
    Y10 = Y10,
    introduced(tautology,[refl,[$fot(Y10)]]) ).

cnf(refute_0_13,plain,
    ( ~ r1(Y10)
    | ~ r2(X7,Y10) ),
    inference(resolve,[$cnf( $equal(Y10,Y10) )],[refute_0_12,refute_0_11]) ).

cnf(refute_0_14,plain,
    ( ~ r1(skolemFOFtoCNF_Y0)
    | ~ r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y0) ),
    inference(subst,[],[refute_0_13:[bind(X7,$fot(skolemFOFtoCNF_Y0)),bind(Y10,$fot(skolemFOFtoCNF_Y0))]]) ).

cnf(refute_0_15,plain,
    ~ r1(skolemFOFtoCNF_Y0),
    inference(resolve,[$cnf( r2(skolemFOFtoCNF_Y0,skolemFOFtoCNF_Y0) )],[refute_0_9,refute_0_14]) ).

cnf(refute_0_16,plain,
    r1(skolemFOFtoCNF_Y0),
    inference(canonicalize,[],[normalize_0_9]) ).

cnf(refute_0_17,plain,
    $false,
    inference(resolve,[$cnf( r1(skolemFOFtoCNF_Y0) )],[refute_0_16,refute_0_15]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : NUN088+3 : TPTP v8.1.0. Released v7.3.0.
% 0.07/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.34  % Computer : n029.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  : 600
% 0.13/0.34  % DateTime : Thu Jun  2 09:29:01 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.13/0.37  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.37  
% 0.13/0.37  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.13/0.37  
%------------------------------------------------------------------------------