TSTP Solution File: MSC002-1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : MSC002-1 : 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 14:05:08 EDT 2009

% Result   : Unsatisfiable 0.8s
% Output   : Refutation 0.8s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   31 (  14 unt;   0 def)
%            Number of atoms       :   54 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   52 (  29   ~;  23   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   60 (  13 sgn  24   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(everything_is_red,plain,
    ! [A,B] :
      ( ~ at(A,here,B)
      | red(A) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144487608,plain,
    ( ~ at(A,here,B)
    | red(A) ),
    inference(rewrite,[status(thm)],[everything_is_red]),
    [] ).

fof(something_is_here_now,plain,
    at(something,here,now),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144452536,plain,
    at(something,here,now),
    inference(rewrite,[status(thm)],[something_is_here_now]),
    [] ).

cnf(152428808,plain,
    red(something),
    inference(resolution,[status(thm)],[144487608,144452536]),
    [] ).

fof(answer_if_red_and_put_there,plain,
    ! [A,B] :
      ( ~ red(A)
      | ~ put(A,there,B)
      | answer(B) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144515272,plain,
    ( ~ red(A)
    | ~ put(A,there,B)
    | answer(B) ),
    inference(rewrite,[status(thm)],[answer_if_red_and_put_there]),
    [] ).

fof(prove_there_is_an_answer_situation,plain,
    ! [A] : ~ answer(A),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144594096,plain,
    ~ answer(A),
    inference(rewrite,[status(thm)],[prove_there_is_an_answer_situation]),
    [] ).

cnf(152423952,plain,
    ( ~ red(A)
    | ~ put(A,there,B) ),
    inference(resolution,[status(thm)],[144515272,144594096]),
    [] ).

cnf(152959240,plain,
    ~ put(something,there,A),
    inference(resolution,[status(thm)],[152428808,152423952]),
    [] ).

fof(can_put_somewhere_if_grab_and_go_there,plain,
    ! [A,B,C,D] :
      ( ~ at(A,B,C)
      | ~ grabbed(A,C)
      | put(A,D,go(D,C)) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144543568,plain,
    ( ~ at(A,B,C)
    | ~ grabbed(A,C)
    | put(A,D,go(D,C)) ),
    inference(rewrite,[status(thm)],[can_put_somewhere_if_grab_and_go_there]),
    [] ).

cnf(163775632,plain,
    ( ~ at(something,A,B)
    | ~ grabbed(something,B) ),
    inference(resolution,[status(thm)],[152959240,144543568]),
    [] ).

fof(situation_pick_up,plain,
    ! [A,B,C] :
      ( ~ at(A,B,C)
      | at(A,B,pick_up(C)) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144502104,plain,
    ( ~ at(A,B,C)
    | at(A,B,pick_up(C)) ),
    inference(rewrite,[status(thm)],[situation_pick_up]),
    [] ).

fof(thing_either_held_or_went_there,plain,
    ! [A,B,C,D] :
      ( held(A,B)
      | ~ at(A,C,B)
      | at(A,C,go(D,B)) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144560176,plain,
    ( held(A,B)
    | ~ at(A,C,B)
    | at(A,C,go(D,B)) ),
    inference(rewrite,[status(thm)],[thing_either_held_or_went_there]),
    [] ).

fof(cant_hold_and_let_go,plain,
    ! [A,B] : ~ held(A,let_go(B)),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144476792,plain,
    ~ held(A,let_go(B)),
    inference(rewrite,[status(thm)],[cant_hold_and_let_go]),
    [] ).

cnf(152581424,plain,
    ( ~ at(A,B,let_go(D))
    | at(A,B,go(C,let_go(D))) ),
    inference(resolution,[status(thm)],[144560176,144476792]),
    [] ).

fof(situation_let_go,plain,
    ! [A,B,C] :
      ( ~ at(A,B,C)
      | at(A,B,let_go(C)) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144493552,plain,
    ( ~ at(A,B,C)
    | at(A,B,let_go(C)) ),
    inference(rewrite,[status(thm)],[situation_let_go]),
    [] ).

cnf(152452328,plain,
    at(something,here,let_go(now)),
    inference(resolution,[status(thm)],[144493552,144452536]),
    [] ).

cnf(152645056,plain,
    at(something,here,go(A,let_go(now))),
    inference(resolution,[status(thm)],[152581424,152452328]),
    [] ).

cnf(152817984,plain,
    at(something,here,pick_up(go(A,let_go(now)))),
    inference(resolution,[status(thm)],[144502104,152645056]),
    [] ).

cnf(176762072,plain,
    ~ grabbed(something,pick_up(go(A,let_go(now)))),
    inference(resolution,[status(thm)],[163775632,152817984]),
    [] ).

fof(can_grab_if_previously_let_go,plain,
    ! [A,B,C] :
      ( ~ at(A,B,C)
      | grabbed(A,pick_up(go(B,let_go(C)))) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),
    [] ).

cnf(144506800,plain,
    ( ~ at(A,B,C)
    | grabbed(A,pick_up(go(B,let_go(C)))) ),
    inference(rewrite,[status(thm)],[can_grab_if_previously_let_go]),
    [] ).

cnf(152485904,plain,
    grabbed(something,pick_up(go(here,let_go(now)))),
    inference(resolution,[status(thm)],[144506800,144452536]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[176762072,152485904]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 1 seconds
% START OF PROOF SEQUENCE
% fof(everything_is_red,plain,(~at(A,here,B)|red(A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144487608,plain,(~at(A,here,B)|red(A)),inference(rewrite,[status(thm)],[everything_is_red]),[]).
% 
% fof(something_is_here_now,plain,(at(something,here,now)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144452536,plain,(at(something,here,now)),inference(rewrite,[status(thm)],[something_is_here_now]),[]).
% 
% cnf(152428808,plain,(red(something)),inference(resolution,[status(thm)],[144487608,144452536]),[]).
% 
% fof(answer_if_red_and_put_there,plain,(~red(A)|~put(A,there,B)|answer(B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144515272,plain,(~red(A)|~put(A,there,B)|answer(B)),inference(rewrite,[status(thm)],[answer_if_red_and_put_there]),[]).
% 
% fof(prove_there_is_an_answer_situation,plain,(~answer(A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144594096,plain,(~answer(A)),inference(rewrite,[status(thm)],[prove_there_is_an_answer_situation]),[]).
% 
% cnf(152423952,plain,(~red(A)|~put(A,there,B)),inference(resolution,[status(thm)],[144515272,144594096]),[]).
% 
% cnf(152959240,plain,(~put(something,there,A)),inference(resolution,[status(thm)],[152428808,152423952]),[]).
% 
% fof(can_put_somewhere_if_grab_and_go_there,plain,(~at(A,B,C)|~grabbed(A,C)|put(A,D,go(D,C))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144543568,plain,(~at(A,B,C)|~grabbed(A,C)|put(A,D,go(D,C))),inference(rewrite,[status(thm)],[can_put_somewhere_if_grab_and_go_there]),[]).
% 
% cnf(163775632,plain,(~at(something,A,B)|~grabbed(something,B)),inference(resolution,[status(thm)],[152959240,144543568]),[]).
% 
% fof(situation_pick_up,plain,(~at(A,B,C)|at(A,B,pick_up(C))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144502104,plain,(~at(A,B,C)|at(A,B,pick_up(C))),inference(rewrite,[status(thm)],[situation_pick_up]),[]).
% 
% fof(thing_either_held_or_went_there,plain,(held(A,B)|~at(A,C,B)|at(A,C,go(D,B))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144560176,plain,(held(A,B)|~at(A,C,B)|at(A,C,go(D,B))),inference(rewrite,[status(thm)],[thing_either_held_or_went_there]),[]).
% 
% fof(cant_hold_and_let_go,plain,(~held(A,let_go(B))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144476792,plain,(~held(A,let_go(B))),inference(rewrite,[status(thm)],[cant_hold_and_let_go]),[]).
% 
% cnf(152581424,plain,(~at(A,B,let_go(D))|at(A,B,go(C,let_go(D)))),inference(resolution,[status(thm)],[144560176,144476792]),[]).
% 
% fof(situation_let_go,plain,(~at(A,B,C)|at(A,B,let_go(C))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144493552,plain,(~at(A,B,C)|at(A,B,let_go(C))),inference(rewrite,[status(thm)],[situation_let_go]),[]).
% 
% cnf(152452328,plain,(at(something,here,let_go(now))),inference(resolution,[status(thm)],[144493552,144452536]),[]).
% 
% cnf(152645056,plain,(at(something,here,go(A,let_go(now)))),inference(resolution,[status(thm)],[152581424,152452328]),[]).
% 
% cnf(152817984,plain,(at(something,here,pick_up(go(A,let_go(now))))),inference(resolution,[status(thm)],[144502104,152645056]),[]).
% 
% cnf(176762072,plain,(~grabbed(something,pick_up(go(A,let_go(now))))),inference(resolution,[status(thm)],[163775632,152817984]),[]).
% 
% fof(can_grab_if_previously_let_go,plain,(~at(A,B,C)|grabbed(A,pick_up(go(B,let_go(C))))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/MSC/MSC002-1.tptp',unknown),[]).
% 
% cnf(144506800,plain,(~at(A,B,C)|grabbed(A,pick_up(go(B,let_go(C))))),inference(rewrite,[status(thm)],[can_grab_if_previously_let_go]),[]).
% 
% cnf(152485904,plain,(grabbed(something,pick_up(go(here,let_go(now))))),inference(resolution,[status(thm)],[144506800,144452536]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[176762072,152485904]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------