TSTP Solution File: SWB014+2 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : SWB014+2 : TPTP v8.1.0. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n005.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  : 300s
% DateTime : Wed Jul 27 13:17:42 EDT 2022

% Result   : Theorem 1.81s 2.01s
% Output   : Refutation 1.81s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   12
% Syntax   : Number of clauses     :   18 (  11 unt;   4 nHn;  18 RR)
%            Number of literals    :   31 (   0 equ;  10 neg)
%            Maximal clause size   :    8 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :   12 (  12 usr;  12 con; 0-0 aty)
%            Number of variables   :   11 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ iext(uri_rdf_type,A,B)
    | icext(B,A) ),
    file('SWB014+2.p',unknown),
    [] ).

cnf(2,axiom,
    ( iext(uri_rdf_type,A,B)
    | ~ icext(B,A) ),
    file('SWB014+2.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ iext(uri_rdf_first,A,B)
    | ~ iext(uri_rdf_rest,A,C)
    | ~ iext(uri_rdf_first,C,D)
    | ~ iext(uri_rdf_rest,C,uri_rdf_nil)
    | ~ iext(uri_owl_unionOf,E,A)
    | ~ icext(E,F)
    | icext(B,F)
    | icext(D,F) ),
    file('SWB014+2.p',unknown),
    [] ).

cnf(12,axiom,
    ( ~ iext(uri_rdf_type,uri_ex_harry,A)
    | ~ iext(uri_rdf_type,A,uri_ex_Species) ),
    file('SWB014+2.p',unknown),
    [] ).

cnf(46,axiom,
    iext(uri_rdf_type,uri_ex_Eagle,uri_ex_Species),
    file('SWB014+2.p',unknown),
    [] ).

cnf(47,axiom,
    iext(uri_rdf_type,uri_ex_Falcon,uri_ex_Species),
    file('SWB014+2.p',unknown),
    [] ).

cnf(48,axiom,
    iext(uri_rdf_type,uri_ex_harry,dollar_c3),
    file('SWB014+2.p',unknown),
    [] ).

cnf(49,axiom,
    iext(uri_owl_unionOf,dollar_c3,dollar_c2),
    file('SWB014+2.p',unknown),
    [] ).

cnf(50,axiom,
    iext(uri_rdf_first,dollar_c2,uri_ex_Eagle),
    file('SWB014+2.p',unknown),
    [] ).

cnf(51,axiom,
    iext(uri_rdf_rest,dollar_c2,dollar_c1),
    file('SWB014+2.p',unknown),
    [] ).

cnf(52,axiom,
    iext(uri_rdf_first,dollar_c1,uri_ex_Falcon),
    file('SWB014+2.p',unknown),
    [] ).

cnf(53,axiom,
    iext(uri_rdf_rest,dollar_c1,uri_rdf_nil),
    file('SWB014+2.p',unknown),
    [] ).

cnf(56,plain,
    icext(dollar_c3,uri_ex_harry),
    inference(hyper,[status(thm)],[48,1]),
    [iquote('hyper,48,1')] ).

cnf(57,plain,
    ( icext(uri_ex_Eagle,uri_ex_harry)
    | icext(uri_ex_Falcon,uri_ex_harry) ),
    inference(hyper,[status(thm)],[53,6,50,51,52,49,56]),
    [iquote('hyper,53,6,50,51,52,49,56')] ).

cnf(63,plain,
    ( icext(uri_ex_Falcon,uri_ex_harry)
    | iext(uri_rdf_type,uri_ex_harry,uri_ex_Eagle) ),
    inference(hyper,[status(thm)],[57,2]),
    [iquote('hyper,57,2')] ).

cnf(68,plain,
    ( iext(uri_rdf_type,uri_ex_harry,uri_ex_Eagle)
    | iext(uri_rdf_type,uri_ex_harry,uri_ex_Falcon) ),
    inference(hyper,[status(thm)],[63,2]),
    [iquote('hyper,63,2')] ).

cnf(69,plain,
    iext(uri_rdf_type,uri_ex_harry,uri_ex_Falcon),
    inference(hyper,[status(thm)],[68,12,46]),
    [iquote('hyper,68,12,46')] ).

cnf(71,plain,
    $false,
    inference(hyper,[status(thm)],[69,12,47]),
    [iquote('hyper,69,12,47')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SWB014+2 : TPTP v8.1.0. Released v5.2.0.
% 0.03/0.13  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n005.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
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Wed Jul 27 02:30:20 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 1.81/2.01  ----- Otter 3.3f, August 2004 -----
% 1.81/2.01  The process was started by sandbox on n005.cluster.edu,
% 1.81/2.01  Wed Jul 27 02:30:20 2022
% 1.81/2.01  The command was "./otter".  The process ID is 548.
% 1.81/2.01  
% 1.81/2.01  set(prolog_style_variables).
% 1.81/2.01  set(auto).
% 1.81/2.01     dependent: set(auto1).
% 1.81/2.01     dependent: set(process_input).
% 1.81/2.01     dependent: clear(print_kept).
% 1.81/2.01     dependent: clear(print_new_demod).
% 1.81/2.01     dependent: clear(print_back_demod).
% 1.81/2.01     dependent: clear(print_back_sub).
% 1.81/2.01     dependent: set(control_memory).
% 1.81/2.01     dependent: assign(max_mem, 12000).
% 1.81/2.01     dependent: assign(pick_given_ratio, 4).
% 1.81/2.01     dependent: assign(stats_level, 1).
% 1.81/2.01     dependent: assign(max_seconds, 10800).
% 1.81/2.01  clear(print_given).
% 1.81/2.01  
% 1.81/2.01  formula_list(usable).
% 1.81/2.01  all X C (iext(uri_rdf_type,X,C)<->icext(C,X)).
% 1.81/2.01  all Z S1 C1 S2 C2 (iext(uri_rdf_first,S1,C1)&iext(uri_rdf_rest,S1,S2)&iext(uri_rdf_first,S2,C2)&iext(uri_rdf_rest,S2,uri_rdf_nil)-> (iext(uri_owl_unionOf,Z,S1)<->ic(Z)&ic(C1)&ic(C2)& (all X (icext(Z,X)<->icext(C1,X)|icext(C2,X))))).
% 1.81/2.01  -(exists BNODE_x (iext(uri_rdf_type,uri_ex_harry,BNODE_x)&iext(uri_rdf_type,BNODE_x,uri_ex_Species))).
% 1.81/2.01  exists BNODE_u BNODE_l1 BNODE_l2 (iext(uri_rdf_type,uri_ex_Eagle,uri_ex_Species)&iext(uri_rdf_type,uri_ex_Falcon,uri_ex_Species)&iext(uri_rdf_type,uri_ex_harry,BNODE_u)&iext(uri_owl_unionOf,BNODE_u,BNODE_l1)&iext(uri_rdf_first,BNODE_l1,uri_ex_Eagle)&iext(uri_rdf_rest,BNODE_l1,BNODE_l2)&iext(uri_rdf_first,BNODE_l2,uri_ex_Falcon)&iext(uri_rdf_rest,BNODE_l2,uri_rdf_nil)).
% 1.81/2.01  end_of_list.
% 1.81/2.01  
% 1.81/2.01  -------> usable clausifies to:
% 1.81/2.01  
% 1.81/2.01  list(usable).
% 1.81/2.01  0 [] -iext(uri_rdf_type,X,C)|icext(C,X).
% 1.81/2.01  0 [] iext(uri_rdf_type,X,C)| -icext(C,X).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)| -iext(uri_owl_unionOf,Z,S1)|ic(Z).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)| -iext(uri_owl_unionOf,Z,S1)|ic(C1).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)| -iext(uri_owl_unionOf,Z,S1)|ic(C2).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)| -iext(uri_owl_unionOf,Z,S1)| -icext(Z,X)|icext(C1,X)|icext(C2,X).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)| -iext(uri_owl_unionOf,Z,S1)|icext(Z,X)| -icext(C1,X).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)| -iext(uri_owl_unionOf,Z,S1)|icext(Z,X)| -icext(C2,X).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)|iext(uri_owl_unionOf,Z,S1)| -ic(Z)| -ic(C1)| -ic(C2)|icext(Z,$f1(Z,S1,C1,S2,C2))|icext(C1,$f1(Z,S1,C1,S2,C2))|icext(C2,$f1(Z,S1,C1,S2,C2)).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)|iext(uri_owl_unionOf,Z,S1)| -ic(Z)| -ic(C1)| -ic(C2)| -icext(Z,$f1(Z,S1,C1,S2,C2))| -icext(C1,$f1(Z,S1,C1,S2,C2)).
% 1.81/2.01  0 [] -iext(uri_rdf_first,S1,C1)| -iext(uri_rdf_rest,S1,S2)| -iext(uri_rdf_first,S2,C2)| -iext(uri_rdf_rest,S2,uri_rdf_nil)|iext(uri_owl_unionOf,Z,S1)| -ic(Z)| -ic(C1)| -ic(C2)| -icext(Z,$f1(Z,S1,C1,S2,C2))| -icext(C2,$f1(Z,S1,C1,S2,C2)).
% 1.81/2.01  0 [] -iext(uri_rdf_type,uri_ex_harry,BNODE_x)| -iext(uri_rdf_type,BNODE_x,uri_ex_Species).
% 1.81/2.01  0 [] iext(uri_rdf_type,uri_ex_Eagle,uri_ex_Species).
% 1.81/2.01  0 [] iext(uri_rdf_type,uri_ex_Falcon,uri_ex_Species).
% 1.81/2.01  0 [] iext(uri_rdf_type,uri_ex_harry,$c3).
% 1.81/2.01  0 [] iext(uri_owl_unionOf,$c3,$c2).
% 1.81/2.01  0 [] iext(uri_rdf_first,$c2,uri_ex_Eagle).
% 1.81/2.01  0 [] iext(uri_rdf_rest,$c2,$c1).
% 1.81/2.01  0 [] iext(uri_rdf_first,$c1,uri_ex_Falcon).
% 1.81/2.01  0 [] iext(uri_rdf_rest,$c1,uri_rdf_nil).
% 1.81/2.01  end_of_list.
% 1.81/2.01  
% 1.81/2.01  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=11.
% 1.81/2.01  
% 1.81/2.01  This is a non-Horn set without equality.  The strategy will
% 1.81/2.01  be ordered hyper_res, unit deletion, and factoring, with
% 1.81/2.01  satellites in sos and with nuclei in usable.
% 1.81/2.01  
% 1.81/2.01     dependent: set(hyper_res).
% 1.81/2.01     dependent: set(factor).
% 1.81/2.01     dependent: set(unit_deletion).
% 1.81/2.01  
% 1.81/2.01  ------------> process usable:
% 1.81/2.01  ** KEPT (pick-wt=7): 1 [] -iext(uri_rdf_type,A,B)|icext(B,A).
% 1.81/2.01  ** KEPT (pick-wt=7): 2 [] iext(uri_rdf_type,A,B)| -icext(B,A).
% 1.81/2.01  ** KEPT (pick-wt=22): 3 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)| -iext(uri_owl_unionOf,E,A)|ic(E).
% 1.81/2.01  ** KEPT (pick-wt=22): 4 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)| -iext(uri_owl_unionOf,E,A)|ic(B).
% 1.81/2.01  ** KEPT (pick-wt=22): 5 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)| -iext(uri_owl_unionOf,E,A)|ic(D).
% 1.81/2.01  ** KEPT (pick-wt=29): 6 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)| -iext(uri_owl_unionOf,E,A)| -icext(E,F)|icext(B,F)|icext(D,F).
% 1.81/2.01  ** KEPT (pick-wt=26): 7 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)| -iext(uri_owl_unionOf,E,A)|icext(E,F)| -icext(B,F).
% 1.81/2.01  ** KEPT (pick-wt=26): 8 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)| -iext(uri_owl_unionOf,E,A)|icext(E,F)| -icext(D,F).
% 1.81/2.01  ** KEPT (pick-wt=50): 9 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)|iext(uri_owl_unionOf,E,A)| -ic(E)| -ic(B)| -ic(D)|icext(E,$f1(E,A,B,C,D))|icext(B,$f1(E,A,B,C,D))|icext(D,$f1(E,A,B,C,D)).
% 1.81/2.01  ** KEPT (pick-wt=42): 10 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)|iext(uri_owl_unionOf,E,A)| -ic(E)| -ic(B)| -ic(D)| -icext(E,$f1(E,A,B,C,D))| -icext(B,$f1(E,A,B,C,D)).
% 1.81/2.01  ** KEPT (pick-wt=42): 11 [] -iext(uri_rdf_first,A,B)| -iext(uri_rdf_rest,A,C)| -iext(uri_rdf_first,C,D)| -iext(uri_rdf_rest,C,uri_rdf_nil)|iext(uri_owl_unionOf,E,A)| -ic(E)| -ic(B)| -ic(D)| -icext(E,$f1(E,A,B,C,D))| -icext(D,$f1(E,A,B,C,D)).
% 1.81/2.01  ** KEPT (pick-wt=8): 12 [] -iext(uri_rdf_type,uri_ex_harry,A)| -iext(uri_rdf_type,A,uri_ex_Species).
% 1.81/2.01  33 back subsumes 30.
% 1.81/2.01  
% 1.81/2.01  ------------> process sos:
% 1.81/2.01  ** KEPT (pick-wt=4): 46 [] iext(uri_rdf_type,uri_ex_Eagle,uri_ex_Species).
% 1.81/2.01  ** KEPT (pick-wt=4): 47 [] iext(uri_rdf_type,uri_ex_Falcon,uri_ex_Species).
% 1.81/2.01  ** KEPT (pick-wt=4): 48 [] iext(uri_rdf_type,uri_ex_harry,$c3).
% 1.81/2.01  ** KEPT (pick-wt=4): 49 [] iext(uri_owl_unionOf,$c3,$c2).
% 1.81/2.01  ** KEPT (pick-wt=4): 50 [] iext(uri_rdf_first,$c2,uri_ex_Eagle).
% 1.81/2.01  ** KEPT (pick-wt=4): 51 [] iext(uri_rdf_rest,$c2,$c1).
% 1.81/2.01  ** KEPT (pick-wt=4): 52 [] iext(uri_rdf_first,$c1,uri_ex_Falcon).
% 1.81/2.01  ** KEPT (pick-wt=4): 53 [] iext(uri_rdf_rest,$c1,uri_rdf_nil).
% 1.81/2.01  
% 1.81/2.01  ======= end of input processing =======
% 1.81/2.01  
% 1.81/2.01  =========== start of search ===========
% 1.81/2.01  
% 1.81/2.01  -------- PROOF -------- 
% 1.81/2.01  
% 1.81/2.01  -----> EMPTY CLAUSE at   0.01 sec ----> 71 [hyper,69,12,47] $F.
% 1.81/2.01  
% 1.81/2.01  Length of proof is 5.  Level of proof is 5.
% 1.81/2.01  
% 1.81/2.01  ---------------- PROOF ----------------
% 1.81/2.01  % SZS status Theorem
% 1.81/2.01  % SZS output start Refutation
% See solution above
% 1.81/2.01  ------------ end of proof -------------
% 1.81/2.01  
% 1.81/2.01  
% 1.81/2.01  Search stopped by max_proofs option.
% 1.81/2.01  
% 1.81/2.01  
% 1.81/2.01  Search stopped by max_proofs option.
% 1.81/2.01  
% 1.81/2.01  ============ end of search ============
% 1.81/2.01  
% 1.81/2.01  -------------- statistics -------------
% 1.81/2.01  clauses given                 20
% 1.81/2.01  clauses generated            146
% 1.81/2.01  clauses kept                  70
% 1.81/2.01  clauses forward subsumed      95
% 1.81/2.01  clauses back subsumed          5
% 1.81/2.01  Kbytes malloced              976
% 1.81/2.01  
% 1.81/2.01  ----------- times (seconds) -----------
% 1.81/2.01  user CPU time          0.01          (0 hr, 0 min, 0 sec)
% 1.81/2.01  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.81/2.01  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.81/2.01  
% 1.81/2.01  That finishes the proof of the theorem.
% 1.81/2.01  
% 1.81/2.01  Process 548 finished Wed Jul 27 02:30:22 2022
% 1.81/2.01  Otter interrupted
% 1.81/2.01  PROOF FOUND
%------------------------------------------------------------------------------