TSTP Solution File: PUZ012-1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : PUZ012-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 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 18:20:26 EDT 2022

% Result   : Unsatisfiable 0.13s 0.35s
% Output   : CNFRefutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    9
% Syntax   : Number of clauses     :   29 (  11 unt;   6 nHn;  28 RR)
%            Number of literals    :   54 (   0 equ;  24 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   6 con; 0-0 aty)
%            Number of variables   :   10 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(label_is_wrong,axiom,
    ( ~ label(X,Y)
    | ~ contains(X,Y) ) ).

cnf(each_thing_is_in_a_box,axiom,
    ( contains(boxa,X)
    | contains(boxb,X)
    | contains(boxc,X) ) ).

cnf(contains_is_well_defined1,axiom,
    ( ~ contains(X,Y)
    | ~ contains(X,Z)
    | equal_fruits(Y,Z) ) ).

cnf(apples_not_bananas,axiom,
    ~ equal_fruits(apples,bananas) ).

cnf(bananas_not_oranges,axiom,
    ~ equal_fruits(bananas,oranges) ).

cnf(boxb_labelled_oranges,hypothesis,
    label(boxb,oranges) ).

cnf(boxc_labelled_bananas,hypothesis,
    label(boxc,bananas) ).

cnf(boxb_contains_apples,hypothesis,
    contains(boxb,apples) ).

cnf(prove_boxa_contains_bananas_and_boxc_oranges,negated_conjecture,
    ( ~ contains(boxa,bananas)
    | ~ contains(boxc,oranges) ) ).

cnf(refute_0_0,plain,
    ( ~ contains(boxc,bananas)
    | ~ label(boxc,bananas) ),
    inference(subst,[],[label_is_wrong:[bind(X,$fot(boxc)),bind(Y,$fot(bananas))]]) ).

cnf(refute_0_1,plain,
    ~ contains(boxc,bananas),
    inference(resolve,[$cnf( label(boxc,bananas) )],[boxc_labelled_bananas,refute_0_0]) ).

cnf(refute_0_2,plain,
    ( contains(boxa,bananas)
    | contains(boxb,bananas)
    | contains(boxc,bananas) ),
    inference(subst,[],[each_thing_is_in_a_box:[bind(X,$fot(bananas))]]) ).

cnf(refute_0_3,plain,
    ( contains(boxa,bananas)
    | contains(boxb,bananas) ),
    inference(resolve,[$cnf( contains(boxc,bananas) )],[refute_0_2,refute_0_1]) ).

cnf(refute_0_4,plain,
    ( ~ contains(boxb,X_8)
    | ~ contains(boxb,apples)
    | equal_fruits(apples,X_8) ),
    inference(subst,[],[contains_is_well_defined1:[bind(X,$fot(boxb)),bind(Y,$fot(apples)),bind(Z,$fot(X_8))]]) ).

cnf(refute_0_5,plain,
    ( ~ contains(boxb,X_8)
    | equal_fruits(apples,X_8) ),
    inference(resolve,[$cnf( contains(boxb,apples) )],[boxb_contains_apples,refute_0_4]) ).

cnf(refute_0_6,plain,
    ( ~ contains(boxb,bananas)
    | equal_fruits(apples,bananas) ),
    inference(subst,[],[refute_0_5:[bind(X_8,$fot(bananas))]]) ).

cnf(refute_0_7,plain,
    ( contains(boxa,bananas)
    | equal_fruits(apples,bananas) ),
    inference(resolve,[$cnf( contains(boxb,bananas) )],[refute_0_3,refute_0_6]) ).

cnf(refute_0_8,plain,
    contains(boxa,bananas),
    inference(resolve,[$cnf( equal_fruits(apples,bananas) )],[refute_0_7,apples_not_bananas]) ).

cnf(refute_0_9,plain,
    ( ~ contains(boxa,Y)
    | ~ contains(boxa,oranges)
    | equal_fruits(Y,oranges) ),
    inference(subst,[],[contains_is_well_defined1:[bind(X,$fot(boxa)),bind(Z,$fot(oranges))]]) ).

cnf(refute_0_10,plain,
    ( contains(boxa,oranges)
    | contains(boxb,oranges)
    | contains(boxc,oranges) ),
    inference(subst,[],[each_thing_is_in_a_box:[bind(X,$fot(oranges))]]) ).

cnf(refute_0_11,plain,
    ( ~ contains(boxa,bananas)
    | contains(boxa,oranges)
    | contains(boxb,oranges) ),
    inference(resolve,[$cnf( contains(boxc,oranges) )],[refute_0_10,prove_boxa_contains_bananas_and_boxc_oranges]) ).

cnf(refute_0_12,plain,
    ( ~ contains(boxb,oranges)
    | ~ label(boxb,oranges) ),
    inference(subst,[],[label_is_wrong:[bind(X,$fot(boxb)),bind(Y,$fot(oranges))]]) ).

cnf(refute_0_13,plain,
    ~ contains(boxb,oranges),
    inference(resolve,[$cnf( label(boxb,oranges) )],[boxb_labelled_oranges,refute_0_12]) ).

cnf(refute_0_14,plain,
    ( ~ contains(boxa,bananas)
    | contains(boxa,oranges) ),
    inference(resolve,[$cnf( contains(boxb,oranges) )],[refute_0_11,refute_0_13]) ).

cnf(refute_0_15,plain,
    contains(boxa,oranges),
    inference(resolve,[$cnf( contains(boxa,bananas) )],[refute_0_8,refute_0_14]) ).

cnf(refute_0_16,plain,
    ( ~ contains(boxa,Y)
    | equal_fruits(Y,oranges) ),
    inference(resolve,[$cnf( contains(boxa,oranges) )],[refute_0_15,refute_0_9]) ).

cnf(refute_0_17,plain,
    ( ~ contains(boxa,bananas)
    | equal_fruits(bananas,oranges) ),
    inference(subst,[],[refute_0_16:[bind(Y,$fot(bananas))]]) ).

cnf(refute_0_18,plain,
    equal_fruits(bananas,oranges),
    inference(resolve,[$cnf( contains(boxa,bananas) )],[refute_0_8,refute_0_17]) ).

cnf(refute_0_19,plain,
    $false,
    inference(resolve,[$cnf( equal_fruits(bananas,oranges) )],[refute_0_18,bananas_not_oranges]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : PUZ012-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.03/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.33  % Computer : n029.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % 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 : Sun May 29 03:17:13 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.13/0.35  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35  
% 0.13/0.35  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.19/0.35  
%------------------------------------------------------------------------------