TSTP Solution File: PUZ009-1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : PUZ009-1 : 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 15:10:19 EDT 2009

% Result   : Unsatisfiable 0.0s
% Output   : Refutation 0.0s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   18 (   7 unt;   0 def)
%            Number of atoms       :   33 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   29 (  14   ~;  15   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    0 (   0 avg)
%            Number of predicates  :    6 (   5 usr;   6 prp; 0-0 aty)
%            Number of functors    :    0 (   0 usr;   0 con; --- aty)
%            Number of variables   :    0 (   0 sgn   0   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(c17,plain,
    ( a_is_a_knight
    | ~ c_is_a_knight ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),
    [] ).

cnf(166337128,plain,
    ( a_is_a_knight
    | ~ c_is_a_knight ),
    inference(rewrite,[status(thm)],[c17]),
    [] ).

fof(c1,plain,
    ( ~ a_is_a_knight
    | ~ b_is_a_knight ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),
    [] ).

cnf(166256784,plain,
    ( ~ a_is_a_knight
    | ~ b_is_a_knight ),
    inference(rewrite,[status(thm)],[c1]),
    [] ).

fof(c18,plain,
    b_is_a_knight,
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),
    [] ).

cnf(166340880,plain,
    b_is_a_knight,
    inference(rewrite,[status(thm)],[c18]),
    [] ).

cnf(174121384,plain,
    ~ a_is_a_knight,
    inference(resolution,[status(thm)],[166256784,166340880]),
    [] ).

cnf(174138920,plain,
    ~ c_is_a_knight,
    inference(resolution,[status(thm)],[166337128,174121384]),
    [] ).

fof(c5,plain,
    ( ~ b_is_a_knight
    | c_is_a_knight
    | d_is_a_knight ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),
    [] ).

cnf(166275984,plain,
    ( ~ b_is_a_knight
    | c_is_a_knight
    | d_is_a_knight ),
    inference(rewrite,[status(thm)],[c5]),
    [] ).

cnf(174128272,plain,
    ( c_is_a_knight
    | d_is_a_knight ),
    inference(resolution,[status(thm)],[166275984,166340880]),
    [] ).

fof(c10,plain,
    ( ~ e_is_a_knight
    | ~ d_is_a_knight
    | c_is_a_knight ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),
    [] ).

cnf(166296864,plain,
    ( ~ e_is_a_knight
    | ~ d_is_a_knight
    | c_is_a_knight ),
    inference(rewrite,[status(thm)],[c10]),
    [] ).

fof(c16,plain,
    ( a_is_a_knight
    | e_is_a_knight ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),
    [] ).

cnf(166332552,plain,
    ( a_is_a_knight
    | e_is_a_knight ),
    inference(rewrite,[status(thm)],[c16]),
    [] ).

cnf(174133552,plain,
    e_is_a_knight,
    inference(resolution,[status(thm)],[166332552,174121384]),
    [] ).

cnf(174143488,plain,
    c_is_a_knight,
    inference(forward_subsumption_resolution__resolution,[status(thm)],[174128272,166296864,174133552]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[174138920,174143488]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 0 seconds
% START OF PROOF SEQUENCE
% fof(c17,plain,(a_is_a_knight|~c_is_a_knight),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),[]).
% 
% cnf(166337128,plain,(a_is_a_knight|~c_is_a_knight),inference(rewrite,[status(thm)],[c17]),[]).
% 
% fof(c1,plain,(~a_is_a_knight|~b_is_a_knight),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),[]).
% 
% cnf(166256784,plain,(~a_is_a_knight|~b_is_a_knight),inference(rewrite,[status(thm)],[c1]),[]).
% 
% fof(c18,plain,(b_is_a_knight),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),[]).
% 
% cnf(166340880,plain,(b_is_a_knight),inference(rewrite,[status(thm)],[c18]),[]).
% 
% cnf(174121384,plain,(~a_is_a_knight),inference(resolution,[status(thm)],[166256784,166340880]),[]).
% 
% cnf(174138920,plain,(~c_is_a_knight),inference(resolution,[status(thm)],[166337128,174121384]),[]).
% 
% fof(c5,plain,(~b_is_a_knight|c_is_a_knight|d_is_a_knight),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),[]).
% 
% cnf(166275984,plain,(~b_is_a_knight|c_is_a_knight|d_is_a_knight),inference(rewrite,[status(thm)],[c5]),[]).
% 
% cnf(174128272,plain,(c_is_a_knight|d_is_a_knight),inference(resolution,[status(thm)],[166275984,166340880]),[]).
% 
% fof(c10,plain,(~e_is_a_knight|~d_is_a_knight|c_is_a_knight),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),[]).
% 
% cnf(166296864,plain,(~e_is_a_knight|~d_is_a_knight|c_is_a_knight),inference(rewrite,[status(thm)],[c10]),[]).
% 
% fof(c16,plain,(a_is_a_knight|e_is_a_knight),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/PUZ/PUZ009-1.tptp',unknown),[]).
% 
% cnf(166332552,plain,(a_is_a_knight|e_is_a_knight),inference(rewrite,[status(thm)],[c16]),[]).
% 
% cnf(174133552,plain,(e_is_a_knight),inference(resolution,[status(thm)],[166332552,174121384]),[]).
% 
% cnf(174143488,plain,(c_is_a_knight),inference(forward_subsumption_resolution__resolution,[status(thm)],[174128272,166296864,174133552]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[174138920,174143488]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------