TSTP Solution File: MSC003-1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : MSC003-1 : TPTP v3.4.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art10.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 1003MB
% OS       : Linux 2.6.17-1.2142_FC4
% CPULimit : 600s
% DateTime : Wed May  6 14:05:12 EDT 2009

% Result   : Unsatisfiable 0.1s
% Output   : Refutation 0.1s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   19 (   8 unt;   0 def)
%            Number of atoms       :   34 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   30 (  15   ~;  15   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    9 (   9 usr;   7 con; 0-5 aty)
%            Number of variables   :   27 (   0 sgn  13   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(prove_john_has_2_hands,plain,
    ~ has_parts(john,times(n2,n1),hand),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),
    [] ).

cnf(150258696,plain,
    ~ has_parts(john,times(n2,n1),hand),
    inference(rewrite,[status(thm)],[prove_john_has_2_hands]),
    [] ).

fof(humans_have_two_arms,plain,
    ! [A] :
      ( has_parts(A,n2,arm)
      | ~ in(A,human) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),
    [] ).

cnf(150244088,plain,
    ( has_parts(A,n2,arm)
    | ~ in(A,human) ),
    inference(rewrite,[status(thm)],[humans_have_two_arms]),
    [] ).

fof(in_boy_in_human,plain,
    ! [A] :
      ( in(A,human)
      | ~ in(A,boy) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),
    [] ).

cnf(150232272,plain,
    ( in(A,human)
    | ~ in(A,boy) ),
    inference(rewrite,[status(thm)],[in_boy_in_human]),
    [] ).

fof(john_is_a_boy,plain,
    in(john,boy),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),
    [] ).

cnf(150226392,plain,
    in(john,boy),
    inference(rewrite,[status(thm)],[john_is_a_boy]),
    [] ).

cnf(158055536,plain,
    in(john,human),
    inference(resolution,[status(thm)],[150232272,150226392]),
    [] ).

cnf(158139680,plain,
    has_parts(john,n2,arm),
    inference(resolution,[status(thm)],[150244088,158055536]),
    [] ).

fof(part_inheritance,plain,
    ! [A,B,C,D,E] :
      ( has_parts(A,times(B,C),D)
      | ~ has_parts(A,B,E)
      | ~ has_parts(object_in(A,E,D,B,C),C,D) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),
    [] ).

cnf(150218360,plain,
    ( has_parts(A,times(B,C),D)
    | ~ has_parts(A,B,E)
    | ~ has_parts(object_in(A,E,D,B,C),C,D) ),
    inference(rewrite,[status(thm)],[part_inheritance]),
    [] ).

fof(not_part_inheritance,plain,
    ! [A,B,C,D,E] :
      ( in(object_in(A,B,C,D,E),B)
      | has_parts(A,times(D,E),C)
      | ~ has_parts(A,D,B) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),
    [] ).

cnf(150194912,plain,
    ( in(object_in(A,B,C,D,E),B)
    | has_parts(A,times(D,E),C)
    | ~ has_parts(A,D,B) ),
    inference(rewrite,[status(thm)],[not_part_inheritance]),
    [] ).

cnf(158104336,plain,
    ( in(object_in(john,A,hand,n2,n1),A)
    | ~ has_parts(john,n2,A) ),
    inference(resolution,[status(thm)],[150194912,150258696]),
    [] ).

fof(arms_have_one_hand,plain,
    ! [A] :
      ( has_parts(A,n1,hand)
      | ~ in(A,arm) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),
    [] ).

cnf(150253928,plain,
    ( has_parts(A,n1,hand)
    | ~ in(A,arm) ),
    inference(rewrite,[status(thm)],[arms_have_one_hand]),
    [] ).

cnf(158620144,plain,
    has_parts(object_in(john,arm,hand,n2,n1),n1,hand),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[158139680,158104336,150253928]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(forward_subsumption_resolution__resolution,[status(thm)],[150258696,158139680,150218360,158620144]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 0 seconds
% START OF PROOF SEQUENCE
% fof(prove_john_has_2_hands,plain,(~has_parts(john,times(n2,n1),hand)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),[]).
% 
% cnf(150258696,plain,(~has_parts(john,times(n2,n1),hand)),inference(rewrite,[status(thm)],[prove_john_has_2_hands]),[]).
% 
% fof(humans_have_two_arms,plain,(has_parts(A,n2,arm)|~in(A,human)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),[]).
% 
% cnf(150244088,plain,(has_parts(A,n2,arm)|~in(A,human)),inference(rewrite,[status(thm)],[humans_have_two_arms]),[]).
% 
% fof(in_boy_in_human,plain,(in(A,human)|~in(A,boy)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),[]).
% 
% cnf(150232272,plain,(in(A,human)|~in(A,boy)),inference(rewrite,[status(thm)],[in_boy_in_human]),[]).
% 
% fof(john_is_a_boy,plain,(in(john,boy)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),[]).
% 
% cnf(150226392,plain,(in(john,boy)),inference(rewrite,[status(thm)],[john_is_a_boy]),[]).
% 
% cnf(158055536,plain,(in(john,human)),inference(resolution,[status(thm)],[150232272,150226392]),[]).
% 
% cnf(158139680,plain,(has_parts(john,n2,arm)),inference(resolution,[status(thm)],[150244088,158055536]),[]).
% 
% fof(part_inheritance,plain,(has_parts(A,times(B,C),D)|~has_parts(A,B,E)|~has_parts(object_in(A,E,D,B,C),C,D)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),[]).
% 
% cnf(150218360,plain,(has_parts(A,times(B,C),D)|~has_parts(A,B,E)|~has_parts(object_in(A,E,D,B,C),C,D)),inference(rewrite,[status(thm)],[part_inheritance]),[]).
% 
% fof(not_part_inheritance,plain,(in(object_in(A,B,C,D,E),B)|has_parts(A,times(D,E),C)|~has_parts(A,D,B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),[]).
% 
% cnf(150194912,plain,(in(object_in(A,B,C,D,E),B)|has_parts(A,times(D,E),C)|~has_parts(A,D,B)),inference(rewrite,[status(thm)],[not_part_inheritance]),[]).
% 
% cnf(158104336,plain,(in(object_in(john,A,hand,n2,n1),A)|~has_parts(john,n2,A)),inference(resolution,[status(thm)],[150194912,150258696]),[]).
% 
% fof(arms_have_one_hand,plain,(has_parts(A,n1,hand)|~in(A,arm)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC003-1.tptp',unknown),[]).
% 
% cnf(150253928,plain,(has_parts(A,n1,hand)|~in(A,arm)),inference(rewrite,[status(thm)],[arms_have_one_hand]),[]).
% 
% cnf(158620144,plain,(has_parts(object_in(john,arm,hand,n2,n1),n1,hand)),inference(forward_subsumption_resolution__resolution,[status(thm)],[158139680,158104336,150253928]),[]).
% 
% cnf(contradiction,plain,$false,inference(forward_subsumption_resolution__resolution,[status(thm)],[150258696,158139680,150218360,158620144]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------