TSTP Solution File: MGT049-1 by Metis---2.4

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%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : MGT049-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n024.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 : Sun Jul 17 22:19:52 EDT 2022

% Result   : Unsatisfiable 0.14s 0.37s
% Output   : CNFRefutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   29 (  14 unt;   0 nHn;  14 RR)
%            Number of literals    :   50 (  42 equ;  23 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   51 (  28 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(assumption_6_31,axiom,
    ( ~ organization(A)
    | external_ties(A,B) != external_ties(A,C)
    | position(A,B) = position(A,C) ) ).

cnf(assumption_11_32,axiom,
    ( ~ organization(A)
    | external_ties(A,B) = external_ties(A,C) ) ).

cnf(lemma_6_33,negated_conjecture,
    organization(sk1) ).

cnf(lemma_6_35,negated_conjecture,
    position(sk1,sk3) != position(sk1,sk2) ).

cnf(refute_0_0,plain,
    ( external_ties(sk1,X_63) != external_ties(sk1,X_64)
    | ~ organization(sk1)
    | position(sk1,X_63) = position(sk1,X_64) ),
    inference(subst,[],[assumption_6_31:[bind(A,$fot(sk1)),bind(B,$fot(X_63)),bind(C,$fot(X_64))]]) ).

cnf(refute_0_1,plain,
    ( ~ organization(sk1)
    | external_ties(sk1,X_14) = external_ties(sk1,X_15) ),
    inference(subst,[],[assumption_11_32:[bind(A,$fot(sk1)),bind(B,$fot(X_14)),bind(C,$fot(X_15))]]) ).

cnf(refute_0_2,plain,
    external_ties(sk1,X_14) = external_ties(sk1,X_15),
    inference(resolve,[$cnf( organization(sk1) )],[lemma_6_33,refute_0_1]) ).

cnf(refute_0_3,plain,
    external_ties(sk1,X_14) = external_ties(sk1,X_63),
    inference(subst,[],[refute_0_2:[bind(X_15,$fot(X_63))]]) ).

cnf(refute_0_4,plain,
    X = X,
    introduced(tautology,[refl,[$fot(X)]]) ).

cnf(refute_0_5,plain,
    ( X != X
    | X != Y
    | Y = X ),
    introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).

cnf(refute_0_6,plain,
    ( X != Y
    | Y = X ),
    inference(resolve,[$cnf( $equal(X,X) )],[refute_0_4,refute_0_5]) ).

cnf(refute_0_7,plain,
    ( external_ties(sk1,X_14) != external_ties(sk1,X_63)
    | external_ties(sk1,X_63) = external_ties(sk1,X_14) ),
    inference(subst,[],[refute_0_6:[bind(X,$fot(external_ties(sk1,X_14))),bind(Y,$fot(external_ties(sk1,X_63)))]]) ).

cnf(refute_0_8,plain,
    external_ties(sk1,X_63) = external_ties(sk1,X_14),
    inference(resolve,[$cnf( $equal(external_ties(sk1,X_14),external_ties(sk1,X_63)) )],[refute_0_3,refute_0_7]) ).

cnf(refute_0_9,plain,
    ( external_ties(sk1,X_14) != external_ties(sk1,X_64)
    | external_ties(sk1,X_63) != external_ties(sk1,X_14)
    | external_ties(sk1,X_63) = external_ties(sk1,X_64) ),
    introduced(tautology,[equality,[$cnf( $equal(external_ties(sk1,X_63),external_ties(sk1,X_14)) ),[1],$fot(external_ties(sk1,X_64))]]) ).

cnf(refute_0_10,plain,
    ( external_ties(sk1,X_14) != external_ties(sk1,X_64)
    | external_ties(sk1,X_63) = external_ties(sk1,X_64) ),
    inference(resolve,[$cnf( $equal(external_ties(sk1,X_63),external_ties(sk1,X_14)) )],[refute_0_8,refute_0_9]) ).

cnf(refute_0_11,plain,
    ( external_ties(sk1,X_14) != external_ties(sk1,X_64)
    | ~ organization(sk1)
    | position(sk1,X_63) = position(sk1,X_64) ),
    inference(resolve,[$cnf( $equal(external_ties(sk1,X_63),external_ties(sk1,X_64)) )],[refute_0_10,refute_0_0]) ).

cnf(refute_0_12,plain,
    ( external_ties(sk1,X_14) != external_ties(sk1,X_15)
    | external_ties(sk1,X_15) = external_ties(sk1,X_14) ),
    inference(subst,[],[refute_0_6:[bind(X,$fot(external_ties(sk1,X_14))),bind(Y,$fot(external_ties(sk1,X_15)))]]) ).

cnf(refute_0_13,plain,
    external_ties(sk1,X_15) = external_ties(sk1,X_14),
    inference(resolve,[$cnf( $equal(external_ties(sk1,X_14),external_ties(sk1,X_15)) )],[refute_0_2,refute_0_12]) ).

cnf(refute_0_14,plain,
    external_ties(sk1,X_14) = external_ties(sk1,X_64),
    inference(subst,[],[refute_0_13:[bind(X_14,$fot(X_64)),bind(X_15,$fot(X_14))]]) ).

cnf(refute_0_15,plain,
    ( ~ organization(sk1)
    | position(sk1,X_63) = position(sk1,X_64) ),
    inference(resolve,[$cnf( $equal(external_ties(sk1,X_14),external_ties(sk1,X_64)) )],[refute_0_14,refute_0_11]) ).

cnf(refute_0_16,plain,
    position(sk1,X_63) = position(sk1,X_64),
    inference(resolve,[$cnf( organization(sk1) )],[lemma_6_33,refute_0_15]) ).

cnf(refute_0_17,plain,
    position(sk1,sk2) = position(sk1,X_66),
    inference(subst,[],[refute_0_16:[bind(X_63,$fot(sk2)),bind(X_64,$fot(X_66))]]) ).

cnf(refute_0_18,plain,
    ( position(sk1,sk2) != position(sk1,X_66)
    | position(sk1,sk3) != position(sk1,X_66)
    | position(sk1,sk3) = position(sk1,sk2) ),
    introduced(tautology,[equality,[$cnf( ~ $equal(position(sk1,sk3),position(sk1,sk2)) ),[1],$fot(position(sk1,X_66))]]) ).

cnf(refute_0_19,plain,
    ( position(sk1,sk3) != position(sk1,X_66)
    | position(sk1,sk3) = position(sk1,sk2) ),
    inference(resolve,[$cnf( $equal(position(sk1,sk2),position(sk1,X_66)) )],[refute_0_17,refute_0_18]) ).

cnf(refute_0_20,plain,
    position(sk1,sk3) != position(sk1,X_66),
    inference(resolve,[$cnf( $equal(position(sk1,sk3),position(sk1,sk2)) )],[refute_0_19,lemma_6_35]) ).

cnf(refute_0_21,plain,
    ( position(sk1,X_63) != position(sk1,X_64)
    | position(sk1,X_64) = position(sk1,X_63) ),
    inference(subst,[],[refute_0_6:[bind(X,$fot(position(sk1,X_63))),bind(Y,$fot(position(sk1,X_64)))]]) ).

cnf(refute_0_22,plain,
    position(sk1,X_64) = position(sk1,X_63),
    inference(resolve,[$cnf( $equal(position(sk1,X_63),position(sk1,X_64)) )],[refute_0_16,refute_0_21]) ).

cnf(refute_0_23,plain,
    position(sk1,sk3) = position(sk1,X_66),
    inference(subst,[],[refute_0_22:[bind(X_63,$fot(X_66)),bind(X_64,$fot(sk3))]]) ).

cnf(refute_0_24,plain,
    $false,
    inference(resolve,[$cnf( $equal(position(sk1,sk3),position(sk1,X_66)) )],[refute_0_23,refute_0_20]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : MGT049-1 : TPTP v8.1.0. Released v2.4.0.
% 0.07/0.13  % Command  : metis --show proof --show saturation %s
% 0.14/0.34  % Computer : n024.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Thu Jun  9 11:30:34 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.14/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.14/0.37  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.37  
% 0.14/0.37  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.14/0.38  
%------------------------------------------------------------------------------