%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : PUZ005-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n018.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 13:11:01 EDT 2022
% Result : Unsatisfiable 1.65s 1.89s
% Output : Refutation 1.65s
% Verified :
% SZS Type : Refutation
% Derivation depth : 18
% Number of leaves : 25
% Syntax : Number of clauses : 60 ( 10 unt; 33 nHn; 55 RR)
% Number of literals : 133 ( 0 equ; 28 neg)
% Maximal clause size : 4 ( 2 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 10 ( 9 usr; 1 prp; 0-3 aty)
% Number of functors : 5 ( 5 usr; 3 con; 0-1 aty)
% Number of variables : 33 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(6,axiom,
( ~ monday(A)
| ~ sunday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(11,axiom,
( ~ tuesday(A)
| ~ sunday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(15,axiom,
( ~ wednesday(A)
| ~ sunday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(22,axiom,
( ~ monday(yesterday(A))
| tuesday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(23,axiom,
( ~ tuesday(yesterday(A))
| wednesday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(24,axiom,
( ~ wednesday(yesterday(A))
| thursday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(25,axiom,
( ~ thursday(yesterday(A))
| friday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(26,axiom,
( ~ friday(yesterday(A))
| saturday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(27,axiom,
( ~ saturday(yesterday(A))
| sunday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(32,axiom,
( thursday(yesterday(A))
| ~ friday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(33,axiom,
( friday(yesterday(A))
| ~ saturday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(36,axiom,
( ~ member(A,lying_days(lion))
| monday(A)
| tuesday(A)
| wednesday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(37,axiom,
( ~ member(A,lying_days(unicorn))
| thursday(A)
| friday(A)
| saturday(A) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(39,axiom,
( ~ tuesday(A)
| member(A,lying_days(lion)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(40,axiom,
( ~ wednesday(A)
| member(A,lying_days(lion)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(41,axiom,
( ~ thursday(A)
| member(A,lying_days(unicorn)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(42,axiom,
( ~ friday(A)
| member(A,lying_days(unicorn)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(43,axiom,
( ~ saturday(A)
| member(A,lying_days(unicorn)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(44,axiom,
( member(A,lying_days(B))
| ~ admits(B,A,C)
| member(C,lying_days(B)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(45,axiom,
( member(A,lying_days(B))
| admits(B,A,C)
| ~ member(C,lying_days(B)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(46,axiom,
( ~ member(A,lying_days(B))
| ~ admits(B,A,C)
| ~ member(C,lying_days(B)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(47,axiom,
( ~ member(A,lying_days(B))
| admits(B,A,C)
| member(C,lying_days(B)) ),
file('PUZ005-1.p',unknown),
[] ).
cnf(48,axiom,
~ thursday(today),
file('PUZ005-1.p',unknown),
[] ).
cnf(52,axiom,
admits(lion,today,yesterday(today)),
file('PUZ005-1.p',unknown),
[] ).
cnf(53,axiom,
admits(unicorn,today,yesterday(today)),
file('PUZ005-1.p',unknown),
[] ).
cnf(57,plain,
( member(today,lying_days(lion))
| member(yesterday(today),lying_days(lion)) ),
inference(hyper,[status(thm)],[52,44]),
[iquote('hyper,52,44')] ).
cnf(58,plain,
( member(today,lying_days(unicorn))
| member(yesterday(today),lying_days(unicorn)) ),
inference(hyper,[status(thm)],[53,44]),
[iquote('hyper,53,44')] ).
cnf(64,plain,
( member(today,lying_days(lion))
| monday(yesterday(today))
| tuesday(yesterday(today))
| wednesday(yesterday(today)) ),
inference(hyper,[status(thm)],[57,36]),
[iquote('hyper,57,36')] ).
cnf(68,plain,
( member(yesterday(today),lying_days(unicorn))
| member(A,lying_days(unicorn))
| admits(unicorn,A,today) ),
inference(hyper,[status(thm)],[58,45]),
[iquote('hyper,58,45')] ).
cnf(69,plain,
( member(yesterday(today),lying_days(unicorn))
| friday(today)
| saturday(today) ),
inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[58,37]),48]),
[iquote('hyper,58,37,unit_del,48')] ).
cnf(70,plain,
( member(today,lying_days(unicorn))
| admits(unicorn,yesterday(today),A)
| member(A,lying_days(unicorn)) ),
inference(hyper,[status(thm)],[58,47]),
[iquote('hyper,58,47')] ).
cnf(73,plain,
( member(yesterday(today),lying_days(unicorn))
| admits(unicorn,yesterday(today),today) ),
inference(factor,[status(thm)],[68]),
[iquote('factor,68.1.2')] ).
cnf(74,plain,
( member(today,lying_days(unicorn))
| admits(unicorn,yesterday(today),today) ),
inference(factor,[status(thm)],[70]),
[iquote('factor,70.1.3')] ).
cnf(79,plain,
( member(yesterday(today),lying_days(unicorn))
| friday(today)
| friday(yesterday(today)) ),
inference(hyper,[status(thm)],[69,33]),
[iquote('hyper,69,33')] ).
cnf(91,plain,
admits(unicorn,yesterday(today),today),
inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[73,46,74,53])]),
[iquote('hyper,73,46,74,53,factor_simp')] ).
cnf(95,plain,
( member(yesterday(today),lying_days(unicorn))
| friday(today) ),
inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[79,42])]),
[iquote('hyper,79,42,factor_simp')] ).
cnf(96,plain,
( member(yesterday(today),lying_days(unicorn))
| thursday(yesterday(today)) ),
inference(hyper,[status(thm)],[95,32]),
[iquote('hyper,95,32')] ).
cnf(97,plain,
member(yesterday(today),lying_days(unicorn)),
inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[96,41])]),
[iquote('hyper,96,41,factor_simp')] ).
cnf(100,plain,
( thursday(yesterday(today))
| friday(yesterday(today))
| saturday(yesterday(today)) ),
inference(hyper,[status(thm)],[97,37]),
[iquote('hyper,97,37')] ).
cnf(118,plain,
( friday(yesterday(today))
| saturday(yesterday(today))
| friday(today) ),
inference(hyper,[status(thm)],[100,25]),
[iquote('hyper,100,25')] ).
cnf(119,plain,
( friday(yesterday(today))
| friday(today)
| friday(yesterday(yesterday(today))) ),
inference(hyper,[status(thm)],[118,33]),
[iquote('hyper,118,33')] ).
cnf(132,plain,
( friday(today)
| friday(yesterday(yesterday(today)))
| saturday(today) ),
inference(hyper,[status(thm)],[119,26]),
[iquote('hyper,119,26')] ).
cnf(137,plain,
( friday(today)
| friday(yesterday(yesterday(today)))
| member(today,lying_days(unicorn)) ),
inference(hyper,[status(thm)],[132,43]),
[iquote('hyper,132,43')] ).
cnf(149,plain,
( friday(yesterday(yesterday(today)))
| member(today,lying_days(unicorn)) ),
inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[137,42])]),
[iquote('hyper,137,42,factor_simp')] ).
cnf(159,plain,
( member(today,lying_days(unicorn))
| member(yesterday(yesterday(today)),lying_days(unicorn)) ),
inference(hyper,[status(thm)],[149,42]),
[iquote('hyper,149,42')] ).
cnf(161,plain,
( member(today,lying_days(unicorn))
| saturday(yesterday(today)) ),
inference(hyper,[status(thm)],[149,26]),
[iquote('hyper,149,26')] ).
cnf(162,plain,
( member(today,lying_days(unicorn))
| sunday(today) ),
inference(hyper,[status(thm)],[161,27]),
[iquote('hyper,161,27')] ).
cnf(174,plain,
member(yesterday(yesterday(today)),lying_days(unicorn)),
inference(hyper,[status(thm)],[159,46,97,91]),
[iquote('hyper,159,46,97,91')] ).
cnf(179,plain,
( admits(unicorn,yesterday(yesterday(today)),A)
| member(A,lying_days(unicorn)) ),
inference(hyper,[status(thm)],[174,47]),
[iquote('hyper,174,47')] ).
cnf(187,plain,
admits(unicorn,yesterday(yesterday(today)),today),
inference(hyper,[status(thm)],[179,46,97,91]),
[iquote('hyper,179,46,97,91')] ).
cnf(191,plain,
( member(today,lying_days(lion))
| monday(yesterday(today))
| tuesday(yesterday(today)) ),
inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[64,24]),48]),
[iquote('hyper,64,24,unit_del,48')] ).
cnf(200,plain,
( member(today,lying_days(lion))
| monday(yesterday(today))
| wednesday(today) ),
inference(hyper,[status(thm)],[191,23]),
[iquote('hyper,191,23')] ).
cnf(210,plain,
( member(today,lying_days(lion))
| monday(yesterday(today)) ),
inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[200,40])]),
[iquote('hyper,200,40,factor_simp')] ).
cnf(212,plain,
( member(today,lying_days(lion))
| tuesday(today) ),
inference(hyper,[status(thm)],[210,22]),
[iquote('hyper,210,22')] ).
cnf(218,plain,
member(today,lying_days(lion)),
inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[212,39])]),
[iquote('hyper,212,39,factor_simp')] ).
cnf(221,plain,
( monday(today)
| tuesday(today)
| wednesday(today) ),
inference(hyper,[status(thm)],[218,36]),
[iquote('hyper,218,36')] ).
cnf(226,plain,
( monday(today)
| tuesday(today)
| member(today,lying_days(unicorn)) ),
inference(hyper,[status(thm)],[221,15,162]),
[iquote('hyper,221,15,162')] ).
cnf(249,plain,
( monday(today)
| member(today,lying_days(unicorn)) ),
inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[226,11,162])]),
[iquote('hyper,226,11,162,factor_simp')] ).
cnf(251,plain,
member(today,lying_days(unicorn)),
inference(factor_simp,[status(thm)],[inference(hyper,[status(thm)],[249,6,162])]),
[iquote('hyper,249,6,162,factor_simp')] ).
cnf(256,plain,
$false,
inference(hyper,[status(thm)],[251,46,174,187]),
[iquote('hyper,251,46,174,187')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : PUZ005-1 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.13 % Command : otter-tptp-script %s
% 0.13/0.34 % Computer : n018.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 300
% 0.13/0.34 % DateTime : Wed Jul 27 01:50:31 EDT 2022
% 0.13/0.34 % CPUTime :
% 1.65/1.88 ----- Otter 3.3f, August 2004 -----
% 1.65/1.88 The process was started by sandbox on n018.cluster.edu,
% 1.65/1.88 Wed Jul 27 01:50:31 2022
% 1.65/1.88 The command was "./otter". The process ID is 2295.
% 1.65/1.88
% 1.65/1.88 set(prolog_style_variables).
% 1.65/1.88 set(auto).
% 1.65/1.88 dependent: set(auto1).
% 1.65/1.88 dependent: set(process_input).
% 1.65/1.88 dependent: clear(print_kept).
% 1.65/1.88 dependent: clear(print_new_demod).
% 1.65/1.88 dependent: clear(print_back_demod).
% 1.65/1.88 dependent: clear(print_back_sub).
% 1.65/1.88 dependent: set(control_memory).
% 1.65/1.88 dependent: assign(max_mem, 12000).
% 1.65/1.88 dependent: assign(pick_given_ratio, 4).
% 1.65/1.88 dependent: assign(stats_level, 1).
% 1.65/1.88 dependent: assign(max_seconds, 10800).
% 1.65/1.88 clear(print_given).
% 1.65/1.88
% 1.65/1.88 list(usable).
% 1.65/1.88 0 [] monday(X)|tuesday(X)|wednesday(X)|thursday(X)|friday(X)|saturday(X)|sunday(X).
% 1.65/1.88 0 [] -monday(X)| -tuesday(X).
% 1.65/1.88 0 [] -monday(X)| -wednesday(X).
% 1.65/1.88 0 [] -monday(X)| -thursday(X).
% 1.65/1.88 0 [] -monday(X)| -friday(X).
% 1.65/1.88 0 [] -monday(X)| -saturday(X).
% 1.65/1.88 0 [] -monday(X)| -sunday(X).
% 1.65/1.88 0 [] -tuesday(X)| -wednesday(X).
% 1.65/1.88 0 [] -tuesday(X)| -thursday(X).
% 1.65/1.88 0 [] -tuesday(X)| -friday(X).
% 1.65/1.88 0 [] -tuesday(X)| -saturday(X).
% 1.65/1.88 0 [] -tuesday(X)| -sunday(X).
% 1.65/1.88 0 [] -wednesday(X)| -thursday(X).
% 1.65/1.88 0 [] -wednesday(X)| -friday(X).
% 1.65/1.88 0 [] -wednesday(X)| -saturday(X).
% 1.65/1.88 0 [] -wednesday(X)| -sunday(X).
% 1.65/1.88 0 [] -thursday(X)| -friday(X).
% 1.65/1.88 0 [] -thursday(X)| -saturday(X).
% 1.65/1.88 0 [] -thursday(X)| -sunday(X).
% 1.65/1.88 0 [] -friday(X)| -saturday(X).
% 1.65/1.88 0 [] -friday(X)| -sunday(X).
% 1.65/1.88 0 [] -saturday(X)| -sunday(X).
% 1.65/1.88 0 [] -monday(yesterday(X))|tuesday(X).
% 1.65/1.88 0 [] -tuesday(yesterday(X))|wednesday(X).
% 1.65/1.88 0 [] -wednesday(yesterday(X))|thursday(X).
% 1.65/1.88 0 [] -thursday(yesterday(X))|friday(X).
% 1.65/1.88 0 [] -friday(yesterday(X))|saturday(X).
% 1.65/1.88 0 [] -saturday(yesterday(X))|sunday(X).
% 1.65/1.88 0 [] -sunday(yesterday(X))|monday(X).
% 1.65/1.88 0 [] monday(yesterday(X))| -tuesday(X).
% 1.65/1.88 0 [] tuesday(yesterday(X))| -wednesday(X).
% 1.65/1.88 0 [] wednesday(yesterday(X))| -thursday(X).
% 1.65/1.88 0 [] thursday(yesterday(X))| -friday(X).
% 1.65/1.88 0 [] friday(yesterday(X))| -saturday(X).
% 1.65/1.88 0 [] saturday(yesterday(X))| -sunday(X).
% 1.65/1.88 0 [] sunday(yesterday(X))| -monday(X).
% 1.65/1.88 0 [] -member(X,lying_days(lion))|monday(X)|tuesday(X)|wednesday(X).
% 1.65/1.88 0 [] -member(X,lying_days(unicorn))|thursday(X)|friday(X)|saturday(X).
% 1.65/1.88 0 [] -monday(X)|member(X,lying_days(lion)).
% 1.65/1.88 0 [] -tuesday(X)|member(X,lying_days(lion)).
% 1.65/1.88 0 [] -wednesday(X)|member(X,lying_days(lion)).
% 1.65/1.88 0 [] -thursday(X)|member(X,lying_days(unicorn)).
% 1.65/1.88 0 [] -friday(X)|member(X,lying_days(unicorn)).
% 1.65/1.88 0 [] -saturday(X)|member(X,lying_days(unicorn)).
% 1.65/1.88 0 [] member(X,lying_days(T))| -admits(T,X,Y)|member(Y,lying_days(T)).
% 1.65/1.88 0 [] member(X,lying_days(T))|admits(T,X,Y)| -member(Y,lying_days(T)).
% 1.65/1.88 0 [] -member(X,lying_days(T))| -admits(T,X,Y)| -member(Y,lying_days(T)).
% 1.65/1.88 0 [] -member(X,lying_days(T))|admits(T,X,Y)|member(Y,lying_days(T)).
% 1.65/1.88 0 [] admits(lion,today,yesterday(today)).
% 1.65/1.88 0 [] admits(unicorn,today,yesterday(today)).
% 1.65/1.88 0 [] -thursday(today).
% 1.65/1.88 end_of_list.
% 1.65/1.88
% 1.65/1.88 SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=7.
% 1.65/1.88
% 1.65/1.88 This is a non-Horn set without equality. The strategy will
% 1.65/1.88 be ordered hyper_res, unit deletion, and factoring, with
% 1.65/1.88 satellites in sos and with nuclei in usable.
% 1.65/1.88
% 1.65/1.88 dependent: set(hyper_res).
% 1.65/1.88 dependent: set(factor).
% 1.65/1.88 dependent: set(unit_deletion).
% 1.65/1.88
% 1.65/1.88 ------------> process usable:
% 1.65/1.88 ** KEPT (pick-wt=4): 1 [] -monday(A)| -tuesday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 2 [] -monday(A)| -wednesday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 3 [] -monday(A)| -thursday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 4 [] -monday(A)| -friday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 5 [] -monday(A)| -saturday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 6 [] -monday(A)| -sunday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 7 [] -tuesday(A)| -wednesday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 8 [] -tuesday(A)| -thursday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 9 [] -tuesday(A)| -friday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 10 [] -tuesday(A)| -saturday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 11 [] -tuesday(A)| -sunday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 12 [] -wednesday(A)| -thursday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 13 [] -wednesday(A)| -friday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 14 [] -wednesday(A)| -saturday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 15 [] -wednesday(A)| -sunday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 16 [] -thursday(A)| -friday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 17 [] -thursday(A)| -saturday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 18 [] -thursday(A)| -sunday(A).
% 1.65/1.88 ** KEPT (pick-wt=4): 19 [] -friday(A)| -saturday(A).
% 1.65/1.89 ** KEPT (pick-wt=4): 20 [] -friday(A)| -sunday(A).
% 1.65/1.89 ** KEPT (pick-wt=4): 21 [] -saturday(A)| -sunday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 22 [] -monday(yesterday(A))|tuesday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 23 [] -tuesday(yesterday(A))|wednesday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 24 [] -wednesday(yesterday(A))|thursday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 25 [] -thursday(yesterday(A))|friday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 26 [] -friday(yesterday(A))|saturday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 27 [] -saturday(yesterday(A))|sunday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 28 [] -sunday(yesterday(A))|monday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 29 [] monday(yesterday(A))| -tuesday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 30 [] tuesday(yesterday(A))| -wednesday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 31 [] wednesday(yesterday(A))| -thursday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 32 [] thursday(yesterday(A))| -friday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 33 [] friday(yesterday(A))| -saturday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 34 [] saturday(yesterday(A))| -sunday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 35 [] sunday(yesterday(A))| -monday(A).
% 1.65/1.89 ** KEPT (pick-wt=10): 36 [] -member(A,lying_days(lion))|monday(A)|tuesday(A)|wednesday(A).
% 1.65/1.89 ** KEPT (pick-wt=10): 37 [] -member(A,lying_days(unicorn))|thursday(A)|friday(A)|saturday(A).
% 1.65/1.89 ** KEPT (pick-wt=6): 38 [] -monday(A)|member(A,lying_days(lion)).
% 1.65/1.89 ** KEPT (pick-wt=6): 39 [] -tuesday(A)|member(A,lying_days(lion)).
% 1.65/1.89 ** KEPT (pick-wt=6): 40 [] -wednesday(A)|member(A,lying_days(lion)).
% 1.65/1.89 ** KEPT (pick-wt=6): 41 [] -thursday(A)|member(A,lying_days(unicorn)).
% 1.65/1.89 ** KEPT (pick-wt=6): 42 [] -friday(A)|member(A,lying_days(unicorn)).
% 1.65/1.89 ** KEPT (pick-wt=6): 43 [] -saturday(A)|member(A,lying_days(unicorn)).
% 1.65/1.89 ** KEPT (pick-wt=12): 44 [] member(A,lying_days(B))| -admits(B,A,C)|member(C,lying_days(B)).
% 1.65/1.89 ** KEPT (pick-wt=12): 45 [] member(A,lying_days(B))|admits(B,A,C)| -member(C,lying_days(B)).
% 1.65/1.89 ** KEPT (pick-wt=12): 46 [] -member(A,lying_days(B))| -admits(B,A,C)| -member(C,lying_days(B)).
% 1.65/1.89 ** KEPT (pick-wt=12): 47 [] -member(A,lying_days(B))|admits(B,A,C)|member(C,lying_days(B)).
% 1.65/1.89 ** KEPT (pick-wt=2): 48 [] -thursday(today).
% 1.65/1.89
% 1.65/1.89 ------------> process sos:
% 1.65/1.89 ** KEPT (pick-wt=14): 51 [] monday(A)|tuesday(A)|wednesday(A)|thursday(A)|friday(A)|saturday(A)|sunday(A).
% 1.65/1.89 ** KEPT (pick-wt=5): 52 [] admits(lion,today,yesterday(today)).
% 1.65/1.89 ** KEPT (pick-wt=5): 53 [] admits(unicorn,today,yesterday(today)).
% 1.65/1.89
% 1.65/1.89 ======= end of input processing =======
% 1.65/1.89
% 1.65/1.89 =========== start of search ===========
% 1.65/1.89
% 1.65/1.89 -------- PROOF --------
% 1.65/1.89
% 1.65/1.89 -----> EMPTY CLAUSE at 0.02 sec ----> 256 [hyper,251,46,174,187] $F.
% 1.65/1.89
% 1.65/1.89 Length of proof is 34. Level of proof is 17.
% 1.65/1.89
% 1.65/1.89 ---------------- PROOF ----------------
% 1.65/1.89 % SZS status Unsatisfiable
% 1.65/1.89 % SZS output start Refutation
% See solution above
% 1.65/1.89 ------------ end of proof -------------
% 1.65/1.89
% 1.65/1.89
% 1.65/1.89 Search stopped by max_proofs option.
% 1.65/1.89
% 1.65/1.89
% 1.65/1.89 Search stopped by max_proofs option.
% 1.65/1.89
% 1.65/1.89 ============ end of search ============
% 1.65/1.89
% 1.65/1.89 -------------- statistics -------------
% 1.65/1.89 clauses given 64
% 1.65/1.89 clauses generated 735
% 1.65/1.89 clauses kept 255
% 1.65/1.89 clauses forward subsumed 530
% 1.65/1.89 clauses back subsumed 119
% 1.65/1.89 Kbytes malloced 976
% 1.65/1.89
% 1.65/1.89 ----------- times (seconds) -----------
% 1.65/1.89 user CPU time 0.02 (0 hr, 0 min, 0 sec)
% 1.65/1.89 system CPU time 0.00 (0 hr, 0 min, 0 sec)
% 1.65/1.89 wall-clock time 1 (0 hr, 0 min, 1 sec)
% 1.65/1.89
% 1.65/1.89 That finishes the proof of the theorem.
% 1.65/1.89
% 1.65/1.89 Process 2295 finished Wed Jul 27 01:50:32 2022
% 1.65/1.89 Otter interrupted
% 1.65/1.89 PROOF FOUND
%------------------------------------------------------------------------------