TSTP Solution File: GEO232+3 by Metis---2.4

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%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : GEO232+3 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n019.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 : Sat Jul 16 05:25:42 EDT 2022

% Result   : Theorem 0.12s 0.36s
% Output   : CNFRefutation 0.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   35 (  14 unt;   0 def)
%            Number of atoms       :   60 (   0 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   50 (  25   ~;  17   |;   2   &)
%                                         (   6 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    2 (   2 usr;   1 con; 0-1 aty)
%            Number of variables   :   46 (   0 sgn  32   !;   1   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(a1_defns,axiom,
    ! [X,Y] :
      ( unequally_directed_opposite_lines(X,Y)
    <=> unequally_directed_lines(X,reverse_line(Y)) ) ).

fof(a4_defns,axiom,
    ! [X,Y] :
      ( equally_directed_lines(X,Y)
    <=> ~ unequally_directed_lines(X,Y) ) ).

fof(ax5_basics,axiom,
    ! [L] : equally_directed_lines(L,L) ).

fof(ax8_basics,axiom,
    ! [L,M] :
      ( unequally_directed_lines(L,M)
      | unequally_directed_lines(L,reverse_line(M)) ) ).

fof(con,conjecture,
    ! [L] : unequally_directed_opposite_lines(L,L) ).

fof(subgoal_0,plain,
    ! [L] : unequally_directed_opposite_lines(L,L),
    inference(strip,[],[con]) ).

fof(negate_0_0,plain,
    ~ ! [L] : unequally_directed_opposite_lines(L,L),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ! [X,Y] :
      ( ~ equally_directed_lines(X,Y)
    <=> unequally_directed_lines(X,Y) ),
    inference(canonicalize,[],[a4_defns]) ).

fof(normalize_0_1,plain,
    ! [X,Y] :
      ( ~ equally_directed_lines(X,Y)
    <=> unequally_directed_lines(X,Y) ),
    inference(specialize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ! [X,Y] :
      ( ( ~ equally_directed_lines(X,Y)
        | ~ unequally_directed_lines(X,Y) )
      & ( equally_directed_lines(X,Y)
        | unequally_directed_lines(X,Y) ) ),
    inference(clausify,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    ! [X,Y] :
      ( ~ equally_directed_lines(X,Y)
      | ~ unequally_directed_lines(X,Y) ),
    inference(conjunct,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ? [L] : ~ unequally_directed_opposite_lines(L,L),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_5,plain,
    ~ unequally_directed_opposite_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L),
    inference(skolemize,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ! [X,Y] :
      ( ~ unequally_directed_lines(X,reverse_line(Y))
    <=> ~ unequally_directed_opposite_lines(X,Y) ),
    inference(canonicalize,[],[a1_defns]) ).

fof(normalize_0_7,plain,
    ! [X,Y] :
      ( ~ unequally_directed_lines(X,reverse_line(Y))
    <=> ~ unequally_directed_opposite_lines(X,Y) ),
    inference(specialize,[],[normalize_0_6]) ).

fof(normalize_0_8,plain,
    ! [X,Y] :
      ( ( ~ unequally_directed_lines(X,reverse_line(Y))
        | unequally_directed_opposite_lines(X,Y) )
      & ( ~ unequally_directed_opposite_lines(X,Y)
        | unequally_directed_lines(X,reverse_line(Y)) ) ),
    inference(clausify,[],[normalize_0_7]) ).

fof(normalize_0_9,plain,
    ! [X,Y] :
      ( ~ unequally_directed_lines(X,reverse_line(Y))
      | unequally_directed_opposite_lines(X,Y) ),
    inference(conjunct,[],[normalize_0_8]) ).

fof(normalize_0_10,plain,
    ! [L,M] :
      ( unequally_directed_lines(L,M)
      | unequally_directed_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[ax8_basics]) ).

fof(normalize_0_11,plain,
    ! [L,M] :
      ( unequally_directed_lines(L,M)
      | unequally_directed_lines(L,reverse_line(M)) ),
    inference(specialize,[],[normalize_0_10]) ).

fof(normalize_0_12,plain,
    ! [L] : equally_directed_lines(L,L),
    inference(canonicalize,[],[ax5_basics]) ).

fof(normalize_0_13,plain,
    ! [L] : equally_directed_lines(L,L),
    inference(specialize,[],[normalize_0_12]) ).

cnf(refute_0_0,plain,
    ( ~ equally_directed_lines(X,Y)
    | ~ unequally_directed_lines(X,Y) ),
    inference(canonicalize,[],[normalize_0_3]) ).

cnf(refute_0_1,plain,
    ( ~ equally_directed_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L)
    | ~ unequally_directed_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L) ),
    inference(subst,[],[refute_0_0:[bind(X,$fot(skolemFOFtoCNF_L)),bind(Y,$fot(skolemFOFtoCNF_L))]]) ).

cnf(refute_0_2,plain,
    ~ unequally_directed_opposite_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L),
    inference(canonicalize,[],[normalize_0_5]) ).

cnf(refute_0_3,plain,
    ( ~ unequally_directed_lines(X,reverse_line(Y))
    | unequally_directed_opposite_lines(X,Y) ),
    inference(canonicalize,[],[normalize_0_9]) ).

cnf(refute_0_4,plain,
    ( ~ unequally_directed_lines(X_49,reverse_line(X_50))
    | unequally_directed_opposite_lines(X_49,X_50) ),
    inference(subst,[],[refute_0_3:[bind(X,$fot(X_49)),bind(Y,$fot(X_50))]]) ).

cnf(refute_0_5,plain,
    ( unequally_directed_lines(L,M)
    | unequally_directed_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[normalize_0_11]) ).

cnf(refute_0_6,plain,
    ( unequally_directed_lines(X_49,X_50)
    | unequally_directed_lines(X_49,reverse_line(X_50)) ),
    inference(subst,[],[refute_0_5:[bind(L,$fot(X_49)),bind(M,$fot(X_50))]]) ).

cnf(refute_0_7,plain,
    ( unequally_directed_lines(X_49,X_50)
    | unequally_directed_opposite_lines(X_49,X_50) ),
    inference(resolve,[$cnf( unequally_directed_lines(X_49,reverse_line(X_50)) )],[refute_0_6,refute_0_4]) ).

cnf(refute_0_8,plain,
    ( unequally_directed_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L)
    | unequally_directed_opposite_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L) ),
    inference(subst,[],[refute_0_7:[bind(X_49,$fot(skolemFOFtoCNF_L)),bind(X_50,$fot(skolemFOFtoCNF_L))]]) ).

cnf(refute_0_9,plain,
    unequally_directed_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L),
    inference(resolve,[$cnf( unequally_directed_opposite_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L) )],[refute_0_8,refute_0_2]) ).

cnf(refute_0_10,plain,
    ~ equally_directed_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L),
    inference(resolve,[$cnf( unequally_directed_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L) )],[refute_0_9,refute_0_1]) ).

cnf(refute_0_11,plain,
    equally_directed_lines(L,L),
    inference(canonicalize,[],[normalize_0_13]) ).

cnf(refute_0_12,plain,
    equally_directed_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L),
    inference(subst,[],[refute_0_11:[bind(L,$fot(skolemFOFtoCNF_L))]]) ).

cnf(refute_0_13,plain,
    $false,
    inference(resolve,[$cnf( equally_directed_lines(skolemFOFtoCNF_L,skolemFOFtoCNF_L) )],[refute_0_12,refute_0_10]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : GEO232+3 : TPTP v8.1.0. Released v4.0.0.
% 0.10/0.12  % Command  : metis --show proof --show saturation %s
% 0.12/0.33  % Computer : n019.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Fri Jun 17 22:30:39 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.12/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.12/0.36  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.36  
% 0.12/0.36  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.12/0.36  
%------------------------------------------------------------------------------