TSTP Solution File: MSC004-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : MSC004-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n020.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 22:59:29 EDT 2022

% Result   : Unsatisfiable 0.18s 0.40s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   20 (   7 unt;   2 nHn;  20 RR)
%            Number of literals    :   38 (   0 equ;  23 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :   16 (  16 usr;  14 con; 0-5 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ has_parts(u,v,w)
    | in(object_in(u,w,x,v,y),w)
    | has_parts(u,times(v,y),x) ),
    file('MSC004-1.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ has_parts(u,v,w)
    | ~ has_parts(object_in(u,w,x,v,y),y,x)
    | has_parts(u,times(v,y),x) ),
    file('MSC004-1.p',unknown),
    [] ).

cnf(3,axiom,
    in(john,boy),
    file('MSC004-1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ in(u,boy)
    | in(u,human) ),
    file('MSC004-1.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ in(u,hand)
    | has_parts(u,n5,fingers) ),
    file('MSC004-1.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ in(u,human)
    | has_parts(u,n2,arm) ),
    file('MSC004-1.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ in(u,arm)
    | has_parts(u,n1,hand) ),
    file('MSC004-1.p',unknown),
    [] ).

cnf(8,axiom,
    ~ has_parts(john,times(times(n2,n1),n5),fingers),
    file('MSC004-1.p',unknown),
    [] ).

cnf(9,plain,
    ( ~ has_parts(john,times(n2,n1),u)
    | ~ has_parts(object_in(john,u,fingers,times(n2,n1),n5),n5,fingers) ),
    inference(res,[status(thm),theory(equality)],[2,8]),
    [iquote('0:Res:2.2,8.0')] ).

cnf(10,plain,
    ( ~ has_parts(john,times(n2,n1),u)
    | in(object_in(john,u,fingers,times(n2,n1),n5),u) ),
    inference(res,[status(thm),theory(equality)],[1,8]),
    [iquote('0:Res:1.2,8.0')] ).

cnf(11,plain,
    in(john,human),
    inference(res,[status(thm),theory(equality)],[3,4]),
    [iquote('0:Res:3.0,4.0')] ).

cnf(14,plain,
    ( ~ in(object_in(john,u,fingers,times(n2,n1),n5),hand)
    | ~ has_parts(john,times(n2,n1),u) ),
    inference(res,[status(thm),theory(equality)],[5,9]),
    [iquote('0:Res:5.1,9.1')] ).

cnf(15,plain,
    ( ~ has_parts(john,times(n2,n1),hand)
    | ~ has_parts(john,times(n2,n1),hand) ),
    inference(res,[status(thm),theory(equality)],[10,14]),
    [iquote('0:Res:10.1,14.0')] ).

cnf(17,plain,
    ~ has_parts(john,times(n2,n1),hand),
    inference(obv,[status(thm),theory(equality)],[15]),
    [iquote('0:Obv:15.0')] ).

cnf(19,plain,
    ( ~ in(object_in(u,v,hand,w,n1),arm)
    | ~ has_parts(u,w,v)
    | has_parts(u,times(w,n1),hand) ),
    inference(res,[status(thm),theory(equality)],[7,2]),
    [iquote('0:Res:7.1,2.1')] ).

cnf(33,plain,
    ( ~ has_parts(u,v,arm)
    | ~ has_parts(u,v,arm)
    | has_parts(u,times(v,n1),hand)
    | has_parts(u,times(v,n1),hand) ),
    inference(res,[status(thm),theory(equality)],[1,19]),
    [iquote('0:Res:1.1,19.0')] ).

cnf(34,plain,
    ( ~ has_parts(u,v,arm)
    | has_parts(u,times(v,n1),hand) ),
    inference(obv,[status(thm),theory(equality)],[33]),
    [iquote('0:Obv:33.2')] ).

cnf(36,plain,
    ~ has_parts(john,n2,arm),
    inference(res,[status(thm),theory(equality)],[34,17]),
    [iquote('0:Res:34.1,17.0')] ).

cnf(38,plain,
    ~ in(john,human),
    inference(res,[status(thm),theory(equality)],[6,36]),
    [iquote('0:Res:6.1,36.0')] ).

cnf(39,plain,
    $false,
    inference(mrr,[status(thm)],[38,11]),
    [iquote('0:MRR:38.0,11.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : MSC004-1 : TPTP v8.1.0. Released v1.0.0.
% 0.10/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n020.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 Jul  1 16:12:45 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.40  
% 0.18/0.40  SPASS V 3.9 
% 0.18/0.40  SPASS beiseite: Proof found.
% 0.18/0.40  % SZS status Theorem
% 0.18/0.40  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.18/0.40  SPASS derived 23 clauses, backtracked 0 clauses, performed 0 splits and kept 28 clauses.
% 0.18/0.40  SPASS allocated 63129 KBytes.
% 0.18/0.40  SPASS spent	0:00:00.06 on the problem.
% 0.18/0.40  		0:00:00.03 for the input.
% 0.18/0.40  		0:00:00.00 for the FLOTTER CNF translation.
% 0.18/0.40  		0:00:00.00 for inferences.
% 0.18/0.40  		0:00:00.00 for the backtracking.
% 0.18/0.40  		0:00:00.00 for the reduction.
% 0.18/0.40  
% 0.18/0.40  
% 0.18/0.40  Here is a proof with depth 5, length 20 :
% 0.18/0.40  % SZS output start Refutation
% See solution above
% 0.18/0.40  Formulae used in the proof : not_part_inheritance part_inheritance john_is_a_boy in_boy_in_human hands_have_5_fingers humans_have_two_arms arms_have_one_hand prove_john_has_10_fingers
% 0.18/0.40  
%------------------------------------------------------------------------------