0.00/0.00	% File    : /export/starexec/sandbox2/benchmark/theBenchmark.p
0.00/0.00	% app-encoded or not : original
0.00/0.00	% Variant    : supatvars_int
0.00/0.00	% Ordering    : kbo
0.00/0.00	% Command    : 
0.00/0.00	#!/bin/sh
0.00/0.00	
0.00/0.00	./zipperposition.native ${1:+"$1"} \
0.00/0.00	  -i tptp \
0.00/0.00	  -o tptp \
0.00/0.00	  --timeout "$STAREXEC_WALLCLOCK_LIMIT" \
0.00/0.00	  --mem-limit "$STAREXEC_MAX_MEM" \
0.00/0.00	  --no-avatar \
0.00/0.00	  --ho \
0.00/0.00	  --force-ho \
0.00/0.00	  --no-ho-elim-pred-var \
0.00/0.00	  --ho-general-ext-pos \
0.00/0.00	  --no-ho-unif \
0.00/0.00	  --no-induction \
0.00/0.00	  --no-unif-pattern \
0.00/0.00	  --ord $2  \
0.00/0.00	  --simultaneous-sup false \
0.00/0.00	  --sup-at-vars \
0.00/0.00	  --ho-no-ext-pos \
0.00/0.00	  --ho-no-ext-neg \
0.00/0.00	  --ho-prim-enum none \
0.00/0.00	  --no-max-vars \
0.00/0.00	  --dont-select-ho-var-lits \
0.00/0.00	  --no-fool
0.00/0.19	% Computer   : n135.star.cs.uiowa.edu
0.00/0.19	% Model      : x86_64 x86_64
0.00/0.19	% CPU        : Intel(R) Xeon(R) CPU E5-2609 0 @ 2.40GHz
0.00/0.19	% Memory     : 32218.625MB
0.00/0.19	% OS         : Linux 3.10.0-693.2.2.el7.x86_64
0.00/0.19	% CPULimit   : 300
0.00/0.19	% DateTime   : Fri Feb  2 10:41:23 CST 2018
0.00/0.32	% done 443 iterations in 0.131s
0.00/0.32	% SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
0.00/0.32	% SZS output start Refutation
0.00/0.33	tff(all_on_b_on, axiom, (![X:day]: (all_on(X) => on(b,X)))).
0.00/0.33	tff('0', plain, ![X1 : day]: (on(b, X1) | ~ all_on(X1)),
0.00/0.33	    inference('cnf', [status(esa)], [all_on_b_on])).
0.00/0.33	tff(all_on_c_on, axiom, (![X:day]: (all_on(X) => on(c,X)))).
0.00/0.33	tff('1', plain, ![X2 : day]: (on(c, X2) | ~ all_on(X2)),
0.00/0.33	    inference('cnf', [status(esa)], [all_on_c_on])).
0.00/0.33	tff(no_two_off_twice_together, axiom,
0.00/0.33	  (![X:person,Y:day,Z:day,W:person]:
0.00/0.33	     (same_day(Y,Z) | same_person(X,W) | on(W,Z) | on(W,Y) | on(X,Z) | 
0.00/0.33	      on(X,Y)))).
0.00/0.33	tff('2', plain,
0.00/0.33	    ![X13 : day, X14 : day, X15 : person, X16 : person]:
0.00/0.33	      (same_day(X13, X14)
0.00/0.33	       | on(X15, X14)
0.00/0.33	       | on(X15, X13)
0.00/0.33	       | on(X16, X13)
0.00/0.33	       | on(X16, X14)
0.00/0.33	       | same_person(X15, X16)),
0.00/0.33	    inference('cnf', [status(esa)], [no_two_off_twice_together])).
0.00/0.33	tff(sunday_not_wednesday, axiom, (~same_day(sunday,wednesday))).
0.00/0.33	tff('3', plain, ~ same_day(sunday, wednesday),
0.00/0.33	    inference('cnf', [status(esa)], [sunday_not_wednesday])).
0.00/0.33	tff('4', plain,
0.00/0.33	    ![X0 : person, X1 : person]:
0.00/0.33	      (~ $true
0.00/0.33	       | same_person(X1, X0)
0.00/0.33	       | on(X0, wednesday)
0.00/0.33	       | on(X0, sunday)
0.00/0.33	       | on(X1, sunday)
0.00/0.33	       | on(X1, wednesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['2', '3'])).
0.00/0.33	tff('5', plain,
0.00/0.33	    ![X0 : person, X1 : person]:
0.00/0.33	      (on(X1, wednesday)
0.00/0.33	       | on(X1, sunday)
0.00/0.33	       | on(X0, sunday)
0.00/0.33	       | on(X0, wednesday)
0.00/0.33	       | same_person(X1, X0)),
0.00/0.33	    inference('simplify', [status(thm)], ['4'])).
0.00/0.33	tff(b_not_c, axiom, (~same_person(b,c))).
0.00/0.33	tff('6', plain, ~ same_person(b, c),
0.00/0.33	    inference('cnf', [status(esa)], [b_not_c])).
0.00/0.33	tff('7', plain,
0.00/0.33	    (~ $true
0.00/0.33	     | on(c, wednesday)
0.00/0.33	     | on(c, sunday)
0.00/0.33	     | on(b, sunday)
0.00/0.33	     | on(b, wednesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['5', '6'])).
0.00/0.33	tff('8', plain,
0.00/0.33	    (on(b, wednesday) | on(b, sunday) | on(c, sunday) | on(c, wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['7'])).
0.00/0.33	tff(c_off_sunday, axiom, (~on(c,sunday))).
0.00/0.33	tff('9', plain, ~ on(c, sunday),
0.00/0.33	    inference('cnf', [status(esa)], [c_off_sunday])).
0.00/0.33	tff('10', plain, (on(c, wednesday) | on(b, sunday) | on(b, wednesday)),
0.00/0.33	    inference('clc', [status(thm)], ['8', '9'])).
0.00/0.33	tff(tuesday_follows_monday, axiom, (consecutive(monday,tuesday))).
0.00/0.33	tff('11', plain, consecutive(monday, tuesday),
0.00/0.33	    inference('cnf', [status(esa)], [tuesday_follows_monday])).
0.00/0.33	tff(wednesday_follows_tuesday, axiom, (consecutive(tuesday,wednesday))).
0.00/0.33	tff('12', plain, consecutive(tuesday, wednesday),
0.00/0.33	    inference('cnf', [status(esa)], [wednesday_follows_tuesday])).
0.00/0.33	tff(thursday_follows_wednesday, axiom, (consecutive(wednesday,thursday))).
0.00/0.33	tff('13', plain, consecutive(wednesday, thursday),
0.00/0.33	    inference('cnf', [status(esa)], [thursday_follows_wednesday])).
0.00/0.33	tff(not_on_for_3_days, axiom,
0.00/0.33	  (![X:day,Y:day,Z:day,W:day,U:person]:
0.00/0.33	     (~
0.00/0.33	       (on(U,Z) & on(U,Y) & on(U,X) & consecutive(Z,W) & consecutive(Y,Z) & 
0.00/0.33	        consecutive(X,Y))))).
0.00/0.33	tff('14', plain,
0.00/0.33	    ![X8 : day, X9 : day, X10 : day, X11 : day, X12 : person]:
0.00/0.33	      (~ consecutive(X8, X9)
0.00/0.33	       | ~ consecutive(X10, X8)
0.00/0.33	       | ~ consecutive(X11, X10)
0.00/0.33	       | ~ on(X12, X11)
0.00/0.33	       | ~ on(X12, X10)
0.00/0.33	       | ~ on(X12, X8)),
0.00/0.33	    inference('cnf', [status(esa)], [not_on_for_3_days])).
0.00/0.33	tff('15', plain,
0.00/0.33	    ![X0 : person, X1 : day, X2 : day]:
0.00/0.33	      (~ $true
0.00/0.33	       | ~ on(X0, wednesday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, X2)
0.00/0.33	       | ~ consecutive(X2, X1)
0.00/0.33	       | ~ consecutive(X1, wednesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['13', '14'])).
0.00/0.33	tff('16', plain,
0.00/0.33	    ![X0 : person, X1 : day, X2 : day]:
0.00/0.33	      (~ consecutive(X1, wednesday)
0.00/0.33	       | ~ consecutive(X2, X1)
0.00/0.33	       | ~ on(X0, X2)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['15'])).
0.00/0.33	tff('17', plain,
0.00/0.33	    ![X0 : person, X1 : day]:
0.00/0.33	      (~ $true
0.00/0.33	       | ~ on(X0, wednesday)
0.00/0.33	       | ~ on(X0, tuesday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ consecutive(X1, tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['12', '16'])).
0.00/0.33	tff('18', plain,
0.00/0.33	    ![X0 : person, X1 : day]:
0.00/0.33	      (~ consecutive(X1, tuesday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, tuesday)
0.00/0.33	       | ~ on(X0, wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['17'])).
0.00/0.33	tff('19', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (~ $true | ~ on(X0, wednesday) | ~ on(X0, tuesday) | ~ on(X0, monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['11', '18'])).
0.00/0.33	tff('20', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (~ on(X0, monday) | ~ on(X0, tuesday) | ~ on(X0, wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['19'])).
0.00/0.33	tff('21', plain,
0.00/0.33	    (~ $true
0.00/0.33	     | on(b, wednesday)
0.00/0.33	     | on(b, sunday)
0.00/0.33	     | ~ on(c, tuesday)
0.00/0.33	     | ~ on(c, monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['10', '20'])).
0.00/0.33	tff(sunday_not_tuesday, axiom, (~same_day(sunday,tuesday))).
0.00/0.33	tff('22', plain, ~ same_day(sunday, tuesday),
0.00/0.33	    inference('cnf', [status(esa)], [sunday_not_tuesday])).
0.00/0.33	tff('23', plain,
0.00/0.33	    ![X0 : person, X1 : person]:
0.00/0.33	      (~ $true
0.00/0.33	       | same_person(X1, X0)
0.00/0.33	       | on(X0, tuesday)
0.00/0.33	       | on(X0, sunday)
0.00/0.33	       | on(X1, sunday)
0.00/0.33	       | on(X1, tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['2', '22'])).
0.00/0.33	tff('24', plain,
0.00/0.33	    ![X0 : person, X1 : person]:
0.00/0.33	      (on(X1, tuesday)
0.00/0.33	       | on(X1, sunday)
0.00/0.33	       | on(X0, sunday)
0.00/0.33	       | on(X0, tuesday)
0.00/0.33	       | same_person(X1, X0)),
0.00/0.33	    inference('simplify', [status(thm)], ['23'])).
0.00/0.33	tff(a_off_tuesday, axiom, (~on(a,tuesday))).
0.00/0.33	tff('25', plain, ~ on(a, tuesday),
0.00/0.33	    inference('cnf', [status(esa)], [a_off_tuesday])).
0.00/0.33	tff('26', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (~ $true
0.00/0.33	       | same_person(a, X0)
0.00/0.33	       | on(X0, tuesday)
0.00/0.33	       | on(X0, sunday)
0.00/0.33	       | on(a, sunday)),
0.00/0.33	    inference('sup-', [status(thm)], ['24', '25'])).
0.00/0.33	tff('27', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (on(a, sunday) | on(X0, sunday) | on(X0, tuesday) | same_person(a, X0)),
0.00/0.33	    inference('simplify', [status(thm)], ['26'])).
0.00/0.33	tff(a_off_sunday, axiom, (~on(a,sunday))).
0.00/0.33	tff('28', plain, ~ on(a, sunday),
0.00/0.33	    inference('cnf', [status(esa)], [a_off_sunday])).
0.00/0.33	tff('29', plain,
0.00/0.33	    ![X0 : person]: (same_person(a, X0) | on(X0, tuesday) | on(X0, sunday)),
0.00/0.33	    inference('clc', [status(thm)], ['27', '28'])).
0.00/0.33	tff(a_not_c, axiom, (~same_person(a,c))).
0.00/0.33	tff('30', plain, ~ same_person(a, c),
0.00/0.33	    inference('cnf', [status(esa)], [a_not_c])).
0.00/0.33	tff('31', plain, (~ $true | on(c, sunday) | on(c, tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['29', '30'])).
0.00/0.33	tff('32', plain, (on(c, tuesday) | on(c, sunday)),
0.00/0.33	    inference('simplify', [status(thm)], ['31'])).
0.00/0.33	tff('33', plain, on(c, tuesday), inference('clc', [status(thm)], ['32', '9'])).
0.00/0.33	tff('34', plain,
0.00/0.33	    (~ $true | on(b, wednesday) | on(b, sunday) | ~ $true | ~ on(c, monday)),
0.00/0.33	    inference('demod', [status(thm)], ['21', '33'])).
0.00/0.33	tff('35', plain, (~ on(c, monday) | on(b, sunday) | on(b, wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['34'])).
0.00/0.33	tff('36', plain,
0.00/0.33	    (~ $true | ~ all_on(monday) | on(b, wednesday) | on(b, sunday)),
0.00/0.33	    inference('sup-', [status(thm)], ['1', '35'])).
0.00/0.33	tff(all_on_one_day, axiom,
0.00/0.33	  (all_on(sunday) | all_on(monday) | all_on(tuesday) | all_on(wednesday) | 
0.00/0.33	   all_on(thursday) | all_on(friday) | all_on(saturday))).
0.00/0.33	tff('37', plain,
0.00/0.33	    (all_on(sunday)
0.00/0.33	     | all_on(monday)
0.00/0.33	     | all_on(tuesday)
0.00/0.33	     | all_on(wednesday)
0.00/0.33	     | all_on(thursday)
0.00/0.33	     | all_on(friday)
0.00/0.33	     | all_on(saturday)),
0.00/0.33	    inference('cnf', [status(esa)], [all_on_one_day])).
0.00/0.33	tff(all_on_a_on, axiom, (![X:day]: (all_on(X) => on(a,X)))).
0.00/0.33	tff('38', plain, ![X0 : day]: (on(a, X0) | ~ all_on(X0)),
0.00/0.33	    inference('cnf', [status(esa)], [all_on_a_on])).
0.00/0.33	tff('39', plain, (~ $true | ~ all_on(sunday)),
0.00/0.33	    inference('sup-', [status(thm)], ['38', '28'])).
0.00/0.33	tff('40', plain, ~ all_on(sunday),
0.00/0.33	    inference('simplify', [status(thm)], ['39'])).
0.00/0.33	tff('41', plain,
0.00/0.33	    (all_on(saturday)
0.00/0.33	     | all_on(friday)
0.00/0.33	     | all_on(thursday)
0.00/0.33	     | all_on(wednesday)
0.00/0.33	     | all_on(tuesday)
0.00/0.33	     | all_on(monday)),
0.00/0.33	    inference('clc', [status(thm)], ['37', '40'])).
0.00/0.33	tff(b_off_saturday, axiom, (~on(b,saturday))).
0.00/0.33	tff('42', plain, ~ on(b, saturday),
0.00/0.33	    inference('cnf', [status(esa)], [b_off_saturday])).
0.00/0.33	tff('43', plain, (~ $true | ~ all_on(saturday)),
0.00/0.33	    inference('sup-', [status(thm)], ['0', '42'])).
0.00/0.33	tff('44', plain, ~ all_on(saturday),
0.00/0.33	    inference('simplify', [status(thm)], ['43'])).
0.00/0.33	tff('45', plain,
0.00/0.33	    (all_on(monday)
0.00/0.33	     | all_on(tuesday)
0.00/0.33	     | all_on(wednesday)
0.00/0.33	     | all_on(thursday)
0.00/0.33	     | all_on(friday)),
0.00/0.33	    inference('clc', [status(thm)], ['41', '44'])).
0.00/0.33	tff('46', plain, (~ $true | ~ all_on(tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['38', '25'])).
0.00/0.33	tff('47', plain, ~ all_on(tuesday),
0.00/0.33	    inference('simplify', [status(thm)], ['46'])).
0.00/0.33	tff('48', plain,
0.00/0.33	    (all_on(friday) | all_on(thursday) | all_on(wednesday) | all_on(monday)),
0.00/0.33	    inference('clc', [status(thm)], ['45', '47'])).
0.00/0.33	tff(prove_all_on_friday, conjecture, (all_on(friday))).
0.00/0.33	tff(zf_stmt_0, negated_conjecture, (~all_on(friday))).
0.00/0.33	tff('49', plain, ~ all_on(friday),
0.00/0.33	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.33	tff('50', plain, (all_on(monday) | all_on(wednesday) | all_on(thursday)),
0.00/0.33	    inference('clc', [status(thm)], ['48', '49'])).
0.00/0.33	tff(a_off_thursday, axiom, (~on(a,thursday))).
0.00/0.33	tff('51', plain, ~ on(a, thursday),
0.00/0.33	    inference('cnf', [status(esa)], [a_off_thursday])).
0.00/0.33	tff('52', plain, (~ $true | ~ all_on(thursday)),
0.00/0.33	    inference('sup-', [status(thm)], ['38', '51'])).
0.00/0.33	tff('53', plain, ~ all_on(thursday),
0.00/0.33	    inference('simplify', [status(thm)], ['52'])).
0.00/0.33	tff('54', plain, (all_on(wednesday) | all_on(monday)),
0.00/0.33	    inference('clc', [status(thm)], ['50', '53'])).
0.00/0.33	tff(monday_not_thursday, axiom, (~same_day(monday,thursday))).
0.00/0.33	tff('55', plain, ~ same_day(monday, thursday),
0.00/0.33	    inference('cnf', [status(esa)], [monday_not_thursday])).
0.00/0.33	tff('56', plain,
0.00/0.33	    ![X0 : person, X1 : person]:
0.00/0.33	      (~ $true
0.00/0.33	       | same_person(X1, X0)
0.00/0.33	       | on(X0, thursday)
0.00/0.33	       | on(X0, monday)
0.00/0.33	       | on(X1, monday)
0.00/0.33	       | on(X1, thursday)),
0.00/0.33	    inference('sup-', [status(thm)], ['2', '55'])).
0.00/0.33	tff('57', plain,
0.00/0.33	    ![X0 : person, X1 : person]:
0.00/0.33	      (on(X1, thursday)
0.00/0.33	       | on(X1, monday)
0.00/0.33	       | on(X0, monday)
0.00/0.33	       | on(X0, thursday)
0.00/0.33	       | same_person(X1, X0)),
0.00/0.33	    inference('simplify', [status(thm)], ['56'])).
0.00/0.33	tff('58', plain,
0.00/0.33	    (~ $true
0.00/0.33	     | on(c, thursday)
0.00/0.33	     | on(c, monday)
0.00/0.33	     | on(b, monday)
0.00/0.33	     | on(b, thursday)),
0.00/0.33	    inference('sup-', [status(thm)], ['57', '6'])).
0.00/0.33	tff('59', plain,
0.00/0.33	    (on(b, thursday) | on(b, monday) | on(c, monday) | on(c, thursday)),
0.00/0.33	    inference('simplify', [status(thm)], ['58'])).
0.00/0.33	tff(b_off_thursday, axiom, (~on(b,thursday))).
0.00/0.33	tff('60', plain, ~ on(b, thursday),
0.00/0.33	    inference('cnf', [status(esa)], [b_off_thursday])).
0.00/0.33	tff('61', plain, (on(c, thursday) | on(c, monday) | on(b, monday)),
0.00/0.33	    inference('clc', [status(thm)], ['59', '60'])).
0.00/0.33	tff('62', plain,
0.00/0.33	    (~ $true | ~ all_on(wednesday) | ~ on(c, tuesday) | ~ on(c, monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['1', '20'])).
0.00/0.33	tff('63', plain, (~ on(c, monday) | ~ on(c, tuesday) | ~ all_on(wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['62'])).
0.00/0.33	tff('64', plain,
0.00/0.33	    (~ $true
0.00/0.33	     | on(b, monday)
0.00/0.33	     | on(c, thursday)
0.00/0.33	     | ~ all_on(wednesday)
0.00/0.33	     | ~ on(c, tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['61', '63'])).
0.00/0.33	tff('65', plain,
0.00/0.33	    (~ on(c, tuesday) | ~ all_on(wednesday) | on(c, thursday) | on(b, monday)),
0.00/0.33	    inference('simplify', [status(thm)], ['64'])).
0.00/0.33	tff(friday_follows_thursday, axiom, (consecutive(thursday,friday))).
0.00/0.33	tff('66', plain, consecutive(thursday, friday),
0.00/0.33	    inference('cnf', [status(esa)], [friday_follows_thursday])).
0.00/0.33	tff('67', plain,
0.00/0.33	    ![X0 : person, X1 : day, X2 : day]:
0.00/0.33	      (~ $true
0.00/0.33	       | ~ on(X0, thursday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, X2)
0.00/0.33	       | ~ consecutive(X2, X1)
0.00/0.33	       | ~ consecutive(X1, thursday)),
0.00/0.33	    inference('sup-', [status(thm)], ['66', '14'])).
0.00/0.33	tff('68', plain,
0.00/0.33	    ![X0 : person, X1 : day, X2 : day]:
0.00/0.33	      (~ consecutive(X1, thursday)
0.00/0.33	       | ~ consecutive(X2, X1)
0.00/0.33	       | ~ on(X0, X2)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, thursday)),
0.00/0.33	    inference('simplify', [status(thm)], ['67'])).
0.00/0.33	tff('69', plain,
0.00/0.33	    ![X0 : person, X1 : day]:
0.00/0.33	      (~ $true
0.00/0.33	       | ~ on(X0, thursday)
0.00/0.33	       | ~ on(X0, wednesday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ consecutive(X1, wednesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['13', '68'])).
0.00/0.33	tff('70', plain,
0.00/0.33	    ![X0 : person, X1 : day]:
0.00/0.33	      (~ consecutive(X1, wednesday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, wednesday)
0.00/0.33	       | ~ on(X0, thursday)),
0.00/0.33	    inference('simplify', [status(thm)], ['69'])).
0.00/0.33	tff('71', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (~ $true | ~ on(X0, thursday) | ~ on(X0, wednesday) | ~ on(X0, tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['12', '70'])).
0.00/0.33	tff('72', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (~ on(X0, tuesday) | ~ on(X0, wednesday) | ~ on(X0, thursday)),
0.00/0.33	    inference('simplify', [status(thm)], ['71'])).
0.00/0.33	tff('73', plain,
0.00/0.33	    (~ $true | ~ all_on(wednesday) | ~ on(c, thursday) | ~ on(c, tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['1', '72'])).
0.00/0.33	tff('74', plain,
0.00/0.33	    (~ on(c, tuesday) | ~ on(c, thursday) | ~ all_on(wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['73'])).
0.00/0.33	tff('75', plain, (on(b, monday) | ~ all_on(wednesday) | ~ on(c, tuesday)),
0.00/0.33	    inference('clc', [status(thm)], ['65', '74'])).
0.00/0.33	tff('76', plain, (~ $true | ~ all_on(wednesday) | on(b, monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['33', '75'])).
0.00/0.33	tff('77', plain, (on(b, monday) | ~ all_on(wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['76'])).
0.00/0.33	tff('78', plain,
0.00/0.33	    (~ $true | ~ all_on(wednesday) | ~ on(b, tuesday) | ~ on(b, monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['0', '20'])).
0.00/0.33	tff('79', plain, (~ on(b, monday) | ~ on(b, tuesday) | ~ all_on(wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['78'])).
0.00/0.33	tff('80', plain,
0.00/0.33	    (~ $true | ~ all_on(wednesday) | ~ all_on(wednesday) | ~ on(b, tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['77', '79'])).
0.00/0.33	tff(tuesday_not_thursday, axiom, (~same_day(tuesday,thursday))).
0.00/0.33	tff('81', plain, ~ same_day(tuesday, thursday),
0.00/0.33	    inference('cnf', [status(esa)], [tuesday_not_thursday])).
0.00/0.33	tff('82', plain,
0.00/0.33	    ![X0 : person, X1 : person]:
0.00/0.33	      (~ $true
0.00/0.33	       | same_person(X1, X0)
0.00/0.33	       | on(X0, thursday)
0.00/0.33	       | on(X0, tuesday)
0.00/0.33	       | on(X1, tuesday)
0.00/0.33	       | on(X1, thursday)),
0.00/0.33	    inference('sup-', [status(thm)], ['2', '81'])).
0.00/0.33	tff('83', plain,
0.00/0.33	    ![X0 : person, X1 : person]:
0.00/0.33	      (on(X1, thursday)
0.00/0.33	       | on(X1, tuesday)
0.00/0.33	       | on(X0, tuesday)
0.00/0.33	       | on(X0, thursday)
0.00/0.33	       | same_person(X1, X0)),
0.00/0.33	    inference('simplify', [status(thm)], ['82'])).
0.00/0.33	tff('84', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (~ $true
0.00/0.33	       | same_person(a, X0)
0.00/0.33	       | on(X0, thursday)
0.00/0.33	       | on(X0, tuesday)
0.00/0.33	       | on(a, thursday)),
0.00/0.33	    inference('sup-', [status(thm)], ['83', '25'])).
0.00/0.33	tff('85', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (on(a, thursday)
0.00/0.33	       | on(X0, tuesday)
0.00/0.33	       | on(X0, thursday)
0.00/0.33	       | same_person(a, X0)),
0.00/0.33	    inference('simplify', [status(thm)], ['84'])).
0.00/0.33	tff('86', plain,
0.00/0.33	    ![X0 : person]: (same_person(a, X0) | on(X0, thursday) | on(X0, tuesday)),
0.00/0.33	    inference('clc', [status(thm)], ['85', '51'])).
0.00/0.33	tff(a_not_b, axiom, (~same_person(a,b))).
0.00/0.33	tff('87', plain, ~ same_person(a, b),
0.00/0.33	    inference('cnf', [status(esa)], [a_not_b])).
0.00/0.33	tff('88', plain, (~ $true | on(b, tuesday) | on(b, thursday)),
0.00/0.33	    inference('sup-', [status(thm)], ['86', '87'])).
0.00/0.33	tff('89', plain, (on(b, thursday) | on(b, tuesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['88'])).
0.00/0.33	tff('90', plain, on(b, tuesday),
0.00/0.33	    inference('clc', [status(thm)], ['89', '60'])).
0.00/0.33	tff('91', plain,
0.00/0.33	    (~ $true | ~ all_on(wednesday) | ~ all_on(wednesday) | ~ $true),
0.00/0.33	    inference('demod', [status(thm)], ['80', '90'])).
0.00/0.33	tff('92', plain, ~ all_on(wednesday),
0.00/0.33	    inference('simplify', [status(thm)], ['91'])).
0.00/0.33	tff('93', plain, (~ $true | all_on(monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['54', '92'])).
0.00/0.33	tff('94', plain, all_on(monday), inference('simplify', [status(thm)], ['93'])).
0.00/0.33	tff('95', plain, (~ $true | ~ $true | on(b, wednesday) | on(b, sunday)),
0.00/0.33	    inference('demod', [status(thm)], ['36', '94'])).
0.00/0.33	tff('96', plain, (on(b, sunday) | on(b, wednesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['95'])).
0.00/0.33	tff('97', plain,
0.00/0.33	    (~ $true | on(b, sunday) | ~ on(b, tuesday) | ~ on(b, monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['96', '20'])).
0.00/0.33	tff('98', plain, (~ $true | on(b, sunday) | ~ $true | ~ on(b, monday)),
0.00/0.33	    inference('demod', [status(thm)], ['97', '90'])).
0.00/0.33	tff('99', plain, (~ on(b, monday) | on(b, sunday)),
0.00/0.33	    inference('simplify', [status(thm)], ['98'])).
0.00/0.33	tff('100', plain, (~ $true | ~ all_on(monday) | on(b, sunday)),
0.00/0.33	    inference('sup-', [status(thm)], ['0', '99'])).
0.00/0.33	tff('101', plain, (~ $true | ~ $true | on(b, sunday)),
0.00/0.33	    inference('demod', [status(thm)], ['100', '94'])).
0.00/0.33	tff('102', plain, on(b, sunday),
0.00/0.33	    inference('simplify', [status(thm)], ['101'])).
0.00/0.33	tff(monday_follows_sunday, axiom, (consecutive(sunday,monday))).
0.00/0.33	tff('103', plain, consecutive(sunday, monday),
0.00/0.33	    inference('cnf', [status(esa)], [monday_follows_sunday])).
0.00/0.33	tff('104', plain,
0.00/0.33	    ![X0 : person, X1 : day, X2 : day]:
0.00/0.33	      (~ $true
0.00/0.33	       | ~ on(X0, tuesday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, X2)
0.00/0.33	       | ~ consecutive(X2, X1)
0.00/0.33	       | ~ consecutive(X1, tuesday)),
0.00/0.33	    inference('sup-', [status(thm)], ['12', '14'])).
0.00/0.33	tff('105', plain,
0.00/0.33	    ![X0 : person, X1 : day, X2 : day]:
0.00/0.33	      (~ consecutive(X1, tuesday)
0.00/0.33	       | ~ consecutive(X2, X1)
0.00/0.33	       | ~ on(X0, X2)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, tuesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['104'])).
0.00/0.33	tff('106', plain,
0.00/0.33	    ![X0 : person, X1 : day]:
0.00/0.33	      (~ $true
0.00/0.33	       | ~ on(X0, tuesday)
0.00/0.33	       | ~ on(X0, monday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ consecutive(X1, monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['11', '105'])).
0.00/0.33	tff('107', plain,
0.00/0.33	    ![X0 : person, X1 : day]:
0.00/0.33	      (~ consecutive(X1, monday)
0.00/0.33	       | ~ on(X0, X1)
0.00/0.33	       | ~ on(X0, monday)
0.00/0.33	       | ~ on(X0, tuesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['106'])).
0.00/0.33	tff('108', plain,
0.00/0.33	    ![X0 : person]:
0.00/0.33	      (~ $true | ~ on(X0, tuesday) | ~ on(X0, monday) | ~ on(X0, sunday)),
0.00/0.33	    inference('sup-', [status(thm)], ['103', '107'])).
0.00/0.33	tff('109', plain,
0.00/0.33	    ![X0 : person]: (~ on(X0, sunday) | ~ on(X0, monday) | ~ on(X0, tuesday)),
0.00/0.33	    inference('simplify', [status(thm)], ['108'])).
0.00/0.33	tff('110', plain,
0.00/0.33	    (~ $true | ~ all_on(monday) | ~ on(b, tuesday) | ~ on(b, sunday)),
0.00/0.33	    inference('sup-', [status(thm)], ['0', '109'])).
0.00/0.33	tff('111', plain, (~ on(b, sunday) | ~ on(b, tuesday) | ~ all_on(monday)),
0.00/0.33	    inference('simplify', [status(thm)], ['110'])).
0.00/0.33	tff('112', plain, (~ $true | ~ all_on(monday) | ~ on(b, sunday)),
0.00/0.33	    inference('sup-', [status(thm)], ['90', '111'])).
0.00/0.33	tff('113', plain, (~ on(b, sunday) | ~ all_on(monday)),
0.00/0.33	    inference('simplify', [status(thm)], ['112'])).
0.00/0.33	tff('114', plain, (~ $true | ~ all_on(monday)),
0.00/0.33	    inference('sup-', [status(thm)], ['102', '113'])).
0.00/0.33	tff('115', plain, (~ $true | ~ $true),
0.00/0.33	    inference('demod', [status(thm)], ['114', '94'])).
0.00/0.33	tff('116', plain, $false, inference('simplify', [status(thm)], ['115'])).
0.00/0.33	
0.00/0.33	% SZS output end Refutation
0.00/0.33	EOF
