TSTP Solution File: PUZ031+1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : PUZ031+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n025.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 : Mon Jul 18 18:27:20 EDT 2022

% Result   : Theorem 0.19s 0.44s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   29
%            Number of leaves      :   20
% Syntax   : Number of clauses     :   55 (   8 unt;  13 nHn;  55 RR)
%            Number of literals    :  226 (   0 equ; 171 neg)
%            Maximal clause size   :    9 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :   11 (  10 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   9 con; 0-1 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    wolf(skc6),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(2,axiom,
    fox(skc7),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(3,axiom,
    bird(skc8),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(5,axiom,
    snail(skc10),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(6,axiom,
    grain(skc11),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(7,axiom,
    plant(skf1(u)),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(8,axiom,
    ( ~ wolf(u)
    | animal(u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ fox(u)
    | animal(u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(10,axiom,
    ( ~ bird(u)
    | animal(u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(12,axiom,
    ( ~ snail(u)
    | animal(u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(13,axiom,
    ( ~ grain(u)
    | plant(u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(15,axiom,
    ( ~ snail(u)
    | skP0(u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(16,axiom,
    ( ~ skP0(u)
    | eats(u,skf1(u)) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(17,axiom,
    ( ~ bird(u)
    | ~ snail(v)
    | much_smaller(v,u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(19,axiom,
    ( ~ fox(u)
    | ~ bird(v)
    | much_smaller(v,u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(20,axiom,
    ( ~ wolf(u)
    | ~ fox(v)
    | much_smaller(v,u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(23,axiom,
    ( ~ wolf(u)
    | ~ grain(v)
    | ~ eats(u,v) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(24,axiom,
    ( ~ snail(u)
    | ~ bird(v)
    | ~ eats(v,u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(25,axiom,
    ( ~ animal(u)
    | ~ grain(v)
    | ~ animal(w)
    | ~ eats(u,v)
    | ~ eats(w,u) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(26,axiom,
    ( ~ plant(u)
    | ~ animal(v)
    | ~ plant(w)
    | ~ animal(x)
    | ~ eats(v,u)
    | ~ much_smaller(v,x)
    | eats(x,v)
    | eats(x,w) ),
    file('PUZ031+1.p',unknown),
    [] ).

cnf(58,plain,
    ( ~ skP0(u)
    | ~ plant(skf1(u))
    | ~ animal(u)
    | ~ plant(v)
    | ~ animal(w)
    | ~ much_smaller(u,w)
    | eats(w,u)
    | eats(w,v) ),
    inference(res,[status(thm),theory(equality)],[16,26]),
    [iquote('0:Res:16.1,26.4')] ).

cnf(60,plain,
    ( ~ skP0(u)
    | ~ animal(u)
    | ~ plant(v)
    | ~ animal(w)
    | ~ much_smaller(u,w)
    | eats(w,u)
    | eats(w,v) ),
    inference(ssi,[status(thm)],[58,7]),
    [iquote('0:SSi:58.1,7.0')] ).

cnf(63,plain,
    ( ~ bird(u)
    | ~ snail(v)
    | ~ skP0(v)
    | ~ animal(v)
    | ~ plant(w)
    | ~ animal(u)
    | eats(u,v)
    | eats(u,w) ),
    inference(res,[status(thm),theory(equality)],[17,60]),
    [iquote('0:Res:17.2,60.4')] ).

cnf(68,plain,
    ( ~ bird(u)
    | ~ snail(v)
    | ~ plant(w)
    | eats(u,v)
    | eats(u,w) ),
    inference(ssi,[status(thm)],[63,10,12,15]),
    [iquote('0:SSi:63.5,63.3,63.2,10.1,12.1,15.1')] ).

cnf(69,plain,
    ( ~ bird(u)
    | ~ snail(v)
    | ~ plant(w)
    | eats(u,w) ),
    inference(mrr,[status(thm)],[68,24]),
    [iquote('0:MRR:68.3,24.2')] ).

cnf(71,plain,
    ( ~ bird(u)
    | ~ plant(v)
    | eats(u,v) ),
    inference(ems,[status(thm)],[69,5]),
    [iquote('0:EmS:69.1,5.0')] ).

cnf(72,plain,
    ( ~ bird(u)
    | ~ plant(v)
    | ~ animal(u)
    | ~ grain(v)
    | ~ animal(w)
    | ~ eats(w,u) ),
    inference(res,[status(thm),theory(equality)],[71,25]),
    [iquote('0:Res:71.2,25.3')] ).

cnf(76,plain,
    ( ~ bird(u)
    | ~ plant(v)
    | ~ plant(v)
    | ~ animal(u)
    | ~ plant(w)
    | ~ animal(x)
    | ~ much_smaller(u,x)
    | eats(x,u)
    | eats(x,w) ),
    inference(res,[status(thm),theory(equality)],[71,26]),
    [iquote('0:Res:71.2,26.4')] ).

cnf(83,plain,
    ( ~ bird(u)
    | ~ grain(v)
    | ~ animal(w)
    | ~ eats(w,u) ),
    inference(ssi,[status(thm)],[72,10,13]),
    [iquote('0:SSi:72.2,72.1,10.1,13.1')] ).

cnf(84,plain,
    ( ~ bird(u)
    | ~ plant(v)
    | ~ animal(u)
    | ~ plant(w)
    | ~ animal(x)
    | ~ much_smaller(u,x)
    | eats(x,u)
    | eats(x,w) ),
    inference(obv,[status(thm),theory(equality)],[76]),
    [iquote('0:Obv:76.1')] ).

cnf(85,plain,
    ( ~ bird(u)
    | ~ animal(u)
    | ~ plant(v)
    | ~ animal(w)
    | ~ much_smaller(u,w)
    | eats(w,u)
    | eats(w,v) ),
    inference(con,[status(thm)],[84]),
    [iquote('0:Con:84.1')] ).

cnf(86,plain,
    ( ~ bird(u)
    | ~ plant(v)
    | ~ animal(w)
    | ~ much_smaller(u,w)
    | eats(w,u)
    | eats(w,v) ),
    inference(ssi,[status(thm)],[85,10]),
    [iquote('0:SSi:85.1,10.1')] ).

cnf(87,plain,
    ( ~ bird(u)
    | ~ animal(v)
    | ~ eats(v,u) ),
    inference(ems,[status(thm)],[83,6]),
    [iquote('0:EmS:83.1,6.0')] ).

cnf(88,plain,
    ( ~ bird(u)
    | ~ plant(v)
    | ~ animal(w)
    | ~ much_smaller(u,w)
    | eats(w,v) ),
    inference(mrr,[status(thm)],[86,87]),
    [iquote('0:MRR:86.4,87.2')] ).

cnf(94,plain,
    ( ~ fox(u)
    | ~ bird(v)
    | ~ bird(v)
    | ~ plant(w)
    | ~ animal(u)
    | eats(u,w) ),
    inference(res,[status(thm),theory(equality)],[19,88]),
    [iquote('0:Res:19.2,88.3')] ).

cnf(98,plain,
    ( ~ fox(u)
    | ~ bird(v)
    | ~ plant(w)
    | ~ animal(u)
    | eats(u,w) ),
    inference(obv,[status(thm),theory(equality)],[94]),
    [iquote('0:Obv:94.1')] ).

cnf(99,plain,
    ( ~ fox(u)
    | ~ bird(v)
    | ~ plant(w)
    | eats(u,w) ),
    inference(ssi,[status(thm)],[98,9]),
    [iquote('0:SSi:98.3,9.1')] ).

cnf(101,plain,
    ( ~ fox(u)
    | ~ plant(v)
    | eats(u,v) ),
    inference(ems,[status(thm)],[99,3]),
    [iquote('0:EmS:99.1,3.0')] ).

cnf(102,plain,
    ( ~ fox(u)
    | ~ plant(v)
    | ~ animal(u)
    | ~ grain(v)
    | ~ animal(w)
    | ~ eats(w,u) ),
    inference(res,[status(thm),theory(equality)],[101,25]),
    [iquote('0:Res:101.2,25.3')] ).

cnf(107,plain,
    ( ~ fox(u)
    | ~ plant(v)
    | ~ plant(v)
    | ~ animal(u)
    | ~ plant(w)
    | ~ animal(x)
    | ~ much_smaller(u,x)
    | eats(x,u)
    | eats(x,w) ),
    inference(res,[status(thm),theory(equality)],[101,26]),
    [iquote('0:Res:101.2,26.4')] ).

cnf(114,plain,
    ( ~ fox(u)
    | ~ grain(v)
    | ~ animal(w)
    | ~ eats(w,u) ),
    inference(ssi,[status(thm)],[102,9,13]),
    [iquote('0:SSi:102.2,102.1,9.1,13.1')] ).

cnf(115,plain,
    ( ~ fox(u)
    | ~ plant(v)
    | ~ animal(u)
    | ~ plant(w)
    | ~ animal(x)
    | ~ much_smaller(u,x)
    | eats(x,u)
    | eats(x,w) ),
    inference(obv,[status(thm),theory(equality)],[107]),
    [iquote('0:Obv:107.1')] ).

cnf(116,plain,
    ( ~ fox(u)
    | ~ animal(u)
    | ~ plant(v)
    | ~ animal(w)
    | ~ much_smaller(u,w)
    | eats(w,u)
    | eats(w,v) ),
    inference(con,[status(thm)],[115]),
    [iquote('0:Con:115.1')] ).

cnf(117,plain,
    ( ~ fox(u)
    | ~ plant(v)
    | ~ animal(w)
    | ~ much_smaller(u,w)
    | eats(w,u)
    | eats(w,v) ),
    inference(ssi,[status(thm)],[116,9]),
    [iquote('0:SSi:116.1,9.1')] ).

cnf(118,plain,
    ( ~ fox(u)
    | ~ animal(v)
    | ~ eats(v,u) ),
    inference(ems,[status(thm)],[114,6]),
    [iquote('0:EmS:114.1,6.0')] ).

cnf(119,plain,
    ( ~ fox(u)
    | ~ plant(v)
    | ~ animal(w)
    | ~ much_smaller(u,w)
    | eats(w,v) ),
    inference(mrr,[status(thm)],[117,118]),
    [iquote('0:MRR:117.4,118.2')] ).

cnf(130,plain,
    ( ~ wolf(u)
    | ~ fox(v)
    | ~ fox(v)
    | ~ plant(w)
    | ~ animal(u)
    | eats(u,w) ),
    inference(res,[status(thm),theory(equality)],[20,119]),
    [iquote('0:Res:20.2,119.3')] ).

cnf(131,plain,
    ( ~ wolf(u)
    | ~ fox(v)
    | ~ plant(w)
    | ~ animal(u)
    | eats(u,w) ),
    inference(obv,[status(thm),theory(equality)],[130]),
    [iquote('0:Obv:130.1')] ).

cnf(132,plain,
    ( ~ wolf(u)
    | ~ fox(v)
    | ~ plant(w)
    | eats(u,w) ),
    inference(ssi,[status(thm)],[131,8]),
    [iquote('0:SSi:131.3,8.1')] ).

cnf(133,plain,
    ( ~ wolf(u)
    | ~ plant(v)
    | eats(u,v) ),
    inference(ems,[status(thm)],[132,2]),
    [iquote('0:EmS:132.1,2.0')] ).

cnf(136,plain,
    ( ~ wolf(u)
    | ~ plant(v)
    | ~ wolf(u)
    | ~ grain(v) ),
    inference(res,[status(thm),theory(equality)],[133,23]),
    [iquote('0:Res:133.2,23.2')] ).

cnf(145,plain,
    ( ~ plant(u)
    | ~ wolf(v)
    | ~ grain(u) ),
    inference(obv,[status(thm),theory(equality)],[136]),
    [iquote('0:Obv:136.0')] ).

cnf(146,plain,
    ( ~ wolf(u)
    | ~ grain(v) ),
    inference(ssi,[status(thm)],[145,13]),
    [iquote('0:SSi:145.0,13.1')] ).

cnf(153,plain,
    ~ grain(u),
    inference(ems,[status(thm)],[146,1]),
    [iquote('0:EmS:146.0,1.0')] ).

cnf(154,plain,
    $false,
    inference(unc,[status(thm)],[153,6]),
    [iquote('0:UnC:153.0,6.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11  % Problem  : PUZ031+1 : TPTP v8.1.0. Released v2.0.0.
% 0.11/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n025.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 : Sat May 28 23:19:26 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.19/0.44  
% 0.19/0.44  SPASS V 3.9 
% 0.19/0.44  SPASS beiseite: Proof found.
% 0.19/0.44  % SZS status Theorem
% 0.19/0.44  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.19/0.44  SPASS derived 66 clauses, backtracked 0 clauses, performed 0 splits and kept 47 clauses.
% 0.19/0.44  SPASS allocated 97719 KBytes.
% 0.19/0.44  SPASS spent	0:00:00.10 on the problem.
% 0.19/0.44  		0:00:00.04 for the input.
% 0.19/0.44  		0:00:00.03 for the FLOTTER CNF translation.
% 0.19/0.44  		0:00:00.00 for inferences.
% 0.19/0.44  		0:00:00.00 for the backtracking.
% 0.19/0.44  		0:00:00.01 for the reduction.
% 0.19/0.44  
% 0.19/0.44  
% 0.19/0.44  Here is a proof with depth 11, length 55 :
% 0.19/0.44  % SZS output start Refutation
% See solution above
% 0.19/0.44  Formulae used in the proof : pel47_1_2 pel47_2_2 pel47_3_2 pel47_5_2 pel47_6_1 pel47_14 pel47_6_2 pel47_1_1 pel47_2_1 pel47_3_1 pel47_5_1 pel47_8 pel47_9 pel47_10 pel47_11 pel47_13 pel47 pel47_7
% 0.19/0.44  
%------------------------------------------------------------------------------