0.00/0.00	% File    : /export/starexec/sandbox/benchmark/theBenchmark.p
0.00/0.00	% app-encoded or not : original
0.00/0.00	% Variant    : supatvars_int
0.00/0.00	% Ordering    : rpo6
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
0.00/0.20	% Computer   : n154.star.cs.uiowa.edu
0.00/0.20	% Model      : x86_64 x86_64
0.00/0.20	% CPU        : Intel(R) Xeon(R) CPU E5-2609 0 @ 2.40GHz
0.00/0.20	% Memory     : 32218.625MB
0.00/0.20	% OS         : Linux 3.10.0-693.2.2.el7.x86_64
0.00/0.20	% CPULimit   : 300
0.00/0.20	% DateTime   : Fri Feb  2 07:48:08 CST 2018
0.00/0.22	% done 65 iterations in 0.020s
0.00/0.22	% SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
0.00/0.22	% SZS output start Refutation
0.00/0.23	tff(cPUZ031_2, conjecture,
0.00/0.23	  (~
0.00/0.23	    ((![A,E,G]:
0.00/0.23	        ((~eats(E,G)) | (~eats(A,E)) | (~grain(G)) | (~animal(E)) | 
0.00/0.23	         (~animal(A)))) & 
0.00/0.23	     (![S]: ((~snail(S)) | eats(S,sf(S)))) & 
0.00/0.23	     (![S]: ((~snail(S)) | plant(sf(S)))) & 
0.00/0.23	     (![B,S]: ((~eats(B,S)) | (~snail(S)) | (~bird(B)))) & 
0.00/0.23	     (![W,G]: ((~eats(W,G)) | (~grain(G)) | (~wolf(W)))) & 
0.00/0.23	     (![F,W]: ((~eats(W,F)) | (~fox(F)) | (~wolf(W)))) & 
0.00/0.23	     (![F,W]: ((~wolf(W)) | (~fox(F)) | msmaller(F,W))) & 
0.00/0.23	     (![B,F]: ((~fox(F)) | (~bird(B)) | msmaller(B,F))) & 
0.00/0.23	     (![S,B]: ((~bird(B)) | (~snail(S)) | msmaller(S,B))) & 
0.00/0.23	     (![A,P,S,O]:
0.00/0.23	        ((~eats(S,O)) | (~msmaller(S,A)) | (~plant(O)) | (~animal(S)) | 
0.00/0.23	         (~plant(P)) | (~animal(A)) | eats(A,S) | eats(A,P))) & 
0.00/0.23	     (![X]: ((~grain(X)) | plant(X))) & grain(a_grain) & snail(a_snail) & 
0.00/0.23	     bird(a_bird) & fox(a_fox) & wolf(a_wolf) & 
0.00/0.23	     (![X]: ((~snail(X)) | animal(X))) & (![X]: ((~bird(X)) | animal(X))) & 
0.00/0.23	     (![X]: ((~fox(X)) | animal(X))) & (![X]: ((~wolf(X)) | animal(X)))))).
0.00/0.23	tff(zf_stmt_0, negated_conjecture,
0.00/0.23	  ((![A,E,G]:
0.00/0.23	      ((~eats(E,G)) | (~eats(A,E)) | (~grain(G)) | (~animal(E)) | 
0.00/0.23	       (~animal(A)))) & 
0.00/0.23	   (![S]: ((~snail(S)) | eats(S,sf(S)))) & 
0.00/0.23	   (![S]: ((~snail(S)) | plant(sf(S)))) & 
0.00/0.23	   (![B,S]: ((~eats(B,S)) | (~snail(S)) | (~bird(B)))) & 
0.00/0.23	   (![W,G]: ((~eats(W,G)) | (~grain(G)) | (~wolf(W)))) & 
0.00/0.23	   (![F,W]: ((~eats(W,F)) | (~fox(F)) | (~wolf(W)))) & 
0.00/0.23	   (![F,W]: ((~wolf(W)) | (~fox(F)) | msmaller(F,W))) & 
0.00/0.23	   (![B,F]: ((~fox(F)) | (~bird(B)) | msmaller(B,F))) & 
0.00/0.23	   (![S,B]: ((~bird(B)) | (~snail(S)) | msmaller(S,B))) & 
0.00/0.23	   (![A,P,S,O]:
0.00/0.23	      ((~eats(S,O)) | (~msmaller(S,A)) | (~plant(O)) | (~animal(S)) | 
0.00/0.23	       (~plant(P)) | (~animal(A)) | eats(A,S) | eats(A,P))) & 
0.00/0.23	   (![X]: ((~grain(X)) | plant(X))) & grain(a_grain) & snail(a_snail) & 
0.00/0.23	   bird(a_bird) & fox(a_fox) & wolf(a_wolf) & 
0.00/0.23	   (![X]: ((~snail(X)) | animal(X))) & (![X]: ((~bird(X)) | animal(X))) & 
0.00/0.23	   (![X]: ((~fox(X)) | animal(X))) & (![X]: ((~wolf(X)) | animal(X))))).
0.00/0.23	tff('0', plain, grain(a_grain), inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('1', plain, wolf(a_wolf), inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('2', plain, fox(a_fox), inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('3', plain, bird(a_bird), inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('4', plain, snail(a_snail), inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('5', plain, ![X22]: (~ snail(X22) | eats(X22, sf(X22))),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('6', plain, ![X21]: (~ snail(X21) | plant(sf(X21))),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('7', plain, ![X4]: (~ grain(X4) | plant(X4)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('8', plain, ![X9, X10]: (~ snail(X9) | msmaller(X9, X10) | ~ bird(X10)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('9', plain,
0.00/0.23	    ![X5, X6, X7, X8]:
0.00/0.23	      (~ msmaller(X5, X6)
0.00/0.23	       | ~ animal(X5)
0.00/0.23	       | ~ plant(X7)
0.00/0.23	       | ~ animal(X6)
0.00/0.23	       | eats(X6, X5)
0.00/0.23	       | eats(X6, X7)
0.00/0.23	       | ~ plant(X8)
0.00/0.23	       | ~ eats(X5, X8)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('10', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ bird(X0)
0.00/0.23	       | ~ snail(X1)
0.00/0.23	       | ~ eats(X1, X2)
0.00/0.23	       | ~ plant(X2)
0.00/0.23	       | eats(X0, X3)
0.00/0.23	       | eats(X0, X1)
0.00/0.23	       | ~ animal(X0)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ animal(X1)),
0.00/0.23	    inference('sup-', [status(thm)], ['8', '9'])).
0.00/0.23	tff('11', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X1)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ animal(X0)
0.00/0.23	       | eats(X0, X1)
0.00/0.23	       | eats(X0, X3)
0.00/0.23	       | ~ plant(X2)
0.00/0.23	       | ~ eats(X1, X2)
0.00/0.23	       | ~ snail(X1)
0.00/0.23	       | ~ bird(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['10'])).
0.00/0.23	tff('12', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ bird(X1)
0.00/0.23	       | ~ snail(X2)
0.00/0.23	       | ~ eats(X2, X3)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | eats(X1, X2)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | ~ animal(X2)),
0.00/0.23	    inference('sup-', [status(thm)], ['7', '11'])).
0.00/0.23	tff('13', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X2)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | eats(X1, X2)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ eats(X2, X3)
0.00/0.23	       | ~ snail(X2)
0.00/0.23	       | ~ bird(X1)
0.00/0.23	       | ~ grain(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['12'])).
0.00/0.23	tff('14', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ snail(X0)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ bird(X2)
0.00/0.23	       | ~ snail(X3)
0.00/0.23	       | ~ eats(X3, sf(X0))
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | eats(X2, X3)
0.00/0.23	       | ~ animal(X2)
0.00/0.23	       | ~ animal(X3)),
0.00/0.23	    inference('sup-', [status(thm)], ['6', '13'])).
0.00/0.23	tff('15', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X3)
0.00/0.23	       | ~ animal(X2)
0.00/0.23	       | eats(X2, X3)
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | ~ eats(X3, sf(X0))
0.00/0.23	       | ~ snail(X3)
0.00/0.23	       | ~ bird(X2)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ snail(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['14'])).
0.00/0.23	tff('16', plain,
0.00/0.23	    ![X0, X1, X2]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ snail(X0)
0.00/0.23	       | ~ snail(X0)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ bird(X2)
0.00/0.23	       | ~ snail(X0)
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | eats(X2, X0)
0.00/0.23	       | ~ animal(X2)
0.00/0.23	       | ~ animal(X0)),
0.00/0.23	    inference('sup-', [status(thm)], ['5', '15'])).
0.00/0.23	tff('17', plain,
0.00/0.23	    ![X0, X1, X2]:
0.00/0.23	      (~ animal(X0)
0.00/0.23	       | ~ animal(X2)
0.00/0.23	       | eats(X2, X0)
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | ~ bird(X2)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ snail(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['16'])).
0.00/0.23	tff('18', plain, ![X3]: (~ snail(X3) | animal(X3)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('19', plain,
0.00/0.23	    ![X0, X1, X2]:
0.00/0.23	      (~ snail(X0)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ bird(X2)
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | eats(X2, X0)
0.00/0.23	       | ~ animal(X2)),
0.00/0.23	    inference('clc', [status(thm)], ['17', '18'])).
0.00/0.23	tff('20', plain,
0.00/0.23	    ![X19, X20]: (~ bird(X19) | ~ snail(X20) | ~ eats(X19, X20)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('21', plain,
0.00/0.23	    ![X0, X1, X2]:
0.00/0.23	      (~ animal(X2) | eats(X2, X1) | ~ bird(X2) | ~ grain(X1) | ~ snail(X0)),
0.00/0.23	    inference('clc', [status(thm)], ['19', '20'])).
0.00/0.23	tff('22', plain, ![X2]: (~ bird(X2) | animal(X2)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('23', plain,
0.00/0.23	    ![X0, X1, X2]: (~ snail(X0) | ~ grain(X1) | ~ bird(X2) | eats(X2, X1)),
0.00/0.23	    inference('clc', [status(thm)], ['21', '22'])).
0.00/0.23	tff('24', plain,
0.00/0.23	    ![X0, X1]: (~ $true | eats(X1, X0) | ~ bird(X1) | ~ grain(X0)),
0.00/0.23	    inference('sup-', [status(thm)], ['4', '23'])).
0.00/0.23	tff('25', plain, ![X0, X1]: (~ grain(X0) | ~ bird(X1) | eats(X1, X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['24'])).
0.00/0.23	tff('26', plain, ![X0]: (~ $true | eats(X0, a_grain) | ~ bird(X0)),
0.00/0.23	    inference('sup-', [status(thm)], ['0', '25'])).
0.00/0.23	tff('27', plain, ![X0]: (~ bird(X0) | eats(X0, a_grain)),
0.00/0.23	    inference('simplify', [status(thm)], ['26'])).
0.00/0.23	tff('28', plain, (~ $true | eats(a_bird, a_grain)),
0.00/0.23	    inference('sup-', [status(thm)], ['3', '27'])).
0.00/0.23	tff('29', plain, eats(a_bird, a_grain),
0.00/0.23	    inference('simplify', [status(thm)], ['28'])).
0.00/0.23	tff('30', plain,
0.00/0.23	    ![X11, X12]: (~ bird(X11) | msmaller(X11, X12) | ~ fox(X12)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('31', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ fox(X0)
0.00/0.23	       | ~ bird(X1)
0.00/0.23	       | ~ eats(X1, X2)
0.00/0.23	       | ~ plant(X2)
0.00/0.23	       | eats(X0, X3)
0.00/0.23	       | eats(X0, X1)
0.00/0.23	       | ~ animal(X0)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ animal(X1)),
0.00/0.23	    inference('sup-', [status(thm)], ['30', '9'])).
0.00/0.23	tff('32', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X1)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ animal(X0)
0.00/0.23	       | eats(X0, X1)
0.00/0.23	       | eats(X0, X3)
0.00/0.23	       | ~ plant(X2)
0.00/0.23	       | ~ eats(X1, X2)
0.00/0.23	       | ~ bird(X1)
0.00/0.23	       | ~ fox(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['31'])).
0.00/0.23	tff('33', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ fox(X1)
0.00/0.23	       | ~ bird(X2)
0.00/0.23	       | ~ eats(X2, X3)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | eats(X1, X2)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | ~ animal(X2)),
0.00/0.23	    inference('sup-', [status(thm)], ['7', '32'])).
0.00/0.23	tff('34', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X2)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | eats(X1, X2)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ eats(X2, X3)
0.00/0.23	       | ~ bird(X2)
0.00/0.23	       | ~ fox(X1)
0.00/0.23	       | ~ grain(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['33'])).
0.00/0.23	tff('35', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ fox(X2)
0.00/0.23	       | ~ bird(X3)
0.00/0.23	       | ~ eats(X3, X0)
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | eats(X2, X3)
0.00/0.23	       | ~ animal(X2)
0.00/0.23	       | ~ animal(X3)),
0.00/0.23	    inference('sup-', [status(thm)], ['7', '34'])).
0.00/0.23	tff('36', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X3)
0.00/0.23	       | ~ animal(X2)
0.00/0.23	       | eats(X2, X3)
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | ~ eats(X3, X0)
0.00/0.23	       | ~ bird(X3)
0.00/0.23	       | ~ fox(X2)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ grain(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['35'])).
0.00/0.23	tff('37', plain,
0.00/0.23	    ![X0, X1]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ grain(a_grain)
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ fox(X1)
0.00/0.23	       | ~ bird(a_bird)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | eats(X1, a_bird)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | ~ animal(a_bird)),
0.00/0.23	    inference('sup-', [status(thm)], ['29', '36'])).
0.00/0.23	tff('38', plain, (~ $true | animal(a_bird)),
0.00/0.23	    inference('sup-', [status(thm)], ['3', '22'])).
0.00/0.23	tff('39', plain, animal(a_bird), inference('simplify', [status(thm)], ['38'])).
0.00/0.23	tff('40', plain,
0.00/0.23	    ![X0, X1]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ $true
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ fox(X1)
0.00/0.23	       | ~ $true
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | eats(X1, a_bird)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | ~ $true),
0.00/0.23	    inference('demod', [status(thm)], ['37', '0', '3', '39'])).
0.00/0.23	tff('41', plain,
0.00/0.23	    ![X0, X1]:
0.00/0.23	      (~ animal(X1)
0.00/0.23	       | eats(X1, a_bird)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | ~ fox(X1)
0.00/0.23	       | ~ grain(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['40'])).
0.00/0.23	tff('42', plain, ![X1]: (~ fox(X1) | animal(X1)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('43', plain,
0.00/0.23	    ![X0, X1]: (~ grain(X0) | ~ fox(X1) | eats(X1, X0) | eats(X1, a_bird)),
0.00/0.23	    inference('clc', [status(thm)], ['41', '42'])).
0.00/0.23	tff('44', plain,
0.00/0.23	    ![X0]: (~ $true | eats(X0, a_bird) | eats(X0, a_grain) | ~ fox(X0)),
0.00/0.23	    inference('sup-', [status(thm)], ['0', '43'])).
0.00/0.23	tff('45', plain, ![X0]: (~ fox(X0) | eats(X0, a_grain) | eats(X0, a_bird)),
0.00/0.23	    inference('simplify', [status(thm)], ['44'])).
0.00/0.23	tff('46', plain, (~ $true | eats(a_fox, a_bird) | eats(a_fox, a_grain)),
0.00/0.23	    inference('sup-', [status(thm)], ['2', '45'])).
0.00/0.23	tff('47', plain, (eats(a_fox, a_grain) | eats(a_fox, a_bird)),
0.00/0.23	    inference('simplify', [status(thm)], ['46'])).
0.00/0.23	tff('48', plain,
0.00/0.23	    ![X13, X14]: (~ fox(X13) | msmaller(X13, X14) | ~ wolf(X14)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('49', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ wolf(X0)
0.00/0.23	       | ~ fox(X1)
0.00/0.23	       | ~ eats(X1, X2)
0.00/0.23	       | ~ plant(X2)
0.00/0.23	       | eats(X0, X3)
0.00/0.23	       | eats(X0, X1)
0.00/0.23	       | ~ animal(X0)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ animal(X1)),
0.00/0.23	    inference('sup-', [status(thm)], ['48', '9'])).
0.00/0.23	tff('50', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X1)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ animal(X0)
0.00/0.23	       | eats(X0, X1)
0.00/0.23	       | eats(X0, X3)
0.00/0.23	       | ~ plant(X2)
0.00/0.23	       | ~ eats(X1, X2)
0.00/0.23	       | ~ fox(X1)
0.00/0.23	       | ~ wolf(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['49'])).
0.00/0.23	tff('51', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ wolf(X1)
0.00/0.23	       | ~ fox(X2)
0.00/0.23	       | ~ eats(X2, X3)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | eats(X1, X2)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | ~ animal(X2)),
0.00/0.23	    inference('sup-', [status(thm)], ['7', '50'])).
0.00/0.23	tff('52', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X2)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | eats(X1, X2)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | ~ plant(X3)
0.00/0.23	       | ~ eats(X2, X3)
0.00/0.23	       | ~ fox(X2)
0.00/0.23	       | ~ wolf(X1)
0.00/0.23	       | ~ grain(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['51'])).
0.00/0.23	tff('53', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ wolf(X2)
0.00/0.23	       | ~ fox(X3)
0.00/0.23	       | ~ eats(X3, X0)
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | eats(X2, X3)
0.00/0.23	       | ~ animal(X2)
0.00/0.23	       | ~ animal(X3)),
0.00/0.23	    inference('sup-', [status(thm)], ['7', '52'])).
0.00/0.23	tff('54', plain,
0.00/0.23	    ![X0, X1, X2, X3]:
0.00/0.23	      (~ animal(X3)
0.00/0.23	       | ~ animal(X2)
0.00/0.23	       | eats(X2, X3)
0.00/0.23	       | eats(X2, X1)
0.00/0.23	       | ~ eats(X3, X0)
0.00/0.23	       | ~ fox(X3)
0.00/0.23	       | ~ wolf(X2)
0.00/0.23	       | ~ grain(X1)
0.00/0.23	       | ~ grain(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['53'])).
0.00/0.23	tff('55', plain,
0.00/0.23	    ![X0, X1]:
0.00/0.23	      (~ $true
0.00/0.23	       | eats(a_fox, a_bird)
0.00/0.23	       | ~ grain(a_grain)
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ wolf(X1)
0.00/0.23	       | ~ fox(a_fox)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | eats(X1, a_fox)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | ~ animal(a_fox)),
0.00/0.23	    inference('sup-', [status(thm)], ['47', '54'])).
0.00/0.23	tff('56', plain, (~ $true | animal(a_fox)),
0.00/0.23	    inference('sup-', [status(thm)], ['2', '42'])).
0.00/0.23	tff('57', plain, animal(a_fox), inference('simplify', [status(thm)], ['56'])).
0.00/0.23	tff('58', plain,
0.00/0.23	    ![X0, X1]:
0.00/0.23	      (~ $true
0.00/0.23	       | eats(a_fox, a_bird)
0.00/0.23	       | ~ $true
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ wolf(X1)
0.00/0.23	       | ~ $true
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | eats(X1, a_fox)
0.00/0.23	       | ~ animal(X1)
0.00/0.23	       | ~ $true),
0.00/0.23	    inference('demod', [status(thm)], ['55', '0', '2', '57'])).
0.00/0.23	tff('59', plain,
0.00/0.23	    ![X0, X1]:
0.00/0.23	      (~ animal(X1)
0.00/0.23	       | eats(X1, a_fox)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | ~ wolf(X1)
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | eats(a_fox, a_bird)),
0.00/0.23	    inference('simplify', [status(thm)], ['58'])).
0.00/0.23	tff('60', plain, ![X0]: (~ wolf(X0) | animal(X0)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('61', plain,
0.00/0.23	    ![X0, X1]:
0.00/0.23	      (eats(a_fox, a_bird)
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ wolf(X1)
0.00/0.23	       | eats(X1, X0)
0.00/0.23	       | eats(X1, a_fox)),
0.00/0.23	    inference('clc', [status(thm)], ['59', '60'])).
0.00/0.23	tff('62', plain,
0.00/0.23	    ![X17, X18]: (~ wolf(X17) | ~ grain(X18) | ~ eats(X17, X18)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('63', plain,
0.00/0.23	    ![X0, X1]:
0.00/0.23	      (eats(X1, a_fox) | ~ wolf(X1) | ~ grain(X0) | eats(a_fox, a_bird)),
0.00/0.23	    inference('clc', [status(thm)], ['61', '62'])).
0.00/0.23	tff('64', plain, ![X15, X16]: (~ fox(X15) | ~ wolf(X16) | ~ eats(X16, X15)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('65', plain, ![X0]: (~ $true | ~ eats(X0, a_fox) | ~ wolf(X0)),
0.00/0.23	    inference('sup-', [status(thm)], ['2', '64'])).
0.00/0.23	tff('66', plain, ![X0]: (~ wolf(X0) | ~ eats(X0, a_fox)),
0.00/0.23	    inference('simplify', [status(thm)], ['65'])).
0.00/0.23	tff('67', plain, ![X0, X1]: (eats(a_fox, a_bird) | ~ grain(X0) | ~ wolf(X1)),
0.00/0.23	    inference('clc', [status(thm)], ['63', '66'])).
0.00/0.23	tff('68', plain, ![X0]: (~ $true | ~ wolf(X0) | eats(a_fox, a_bird)),
0.00/0.23	    inference('sup-', [status(thm)], ['0', '67'])).
0.00/0.23	tff('69', plain, ![X0]: (eats(a_fox, a_bird) | ~ wolf(X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['68'])).
0.00/0.23	tff('70', plain, (~ $true | eats(a_fox, a_bird)),
0.00/0.23	    inference('sup-', [status(thm)], ['1', '69'])).
0.00/0.23	tff('71', plain, eats(a_fox, a_bird),
0.00/0.23	    inference('simplify', [status(thm)], ['70'])).
0.00/0.23	tff('72', plain,
0.00/0.23	    ![X23, X24, X25]:
0.00/0.23	      (~ eats(X23, X24)
0.00/0.23	       | ~ animal(X24)
0.00/0.23	       | ~ animal(X23)
0.00/0.23	       | ~ grain(X25)
0.00/0.23	       | ~ eats(X24, X25)),
0.00/0.23	    inference('cnf', [status(esa)], [zf_stmt_0])).
0.00/0.23	tff('73', plain,
0.00/0.23	    ![X0]:
0.00/0.23	      (~ $true
0.00/0.23	       | ~ eats(a_bird, X0)
0.00/0.23	       | ~ grain(X0)
0.00/0.23	       | ~ animal(a_fox)
0.00/0.23	       | ~ animal(a_bird)),
0.00/0.23	    inference('sup-', [status(thm)], ['71', '72'])).
0.00/0.23	tff('74', plain,
0.00/0.23	    ![X0]: (~ $true | ~ eats(a_bird, X0) | ~ grain(X0) | ~ $true | ~ $true),
0.00/0.23	    inference('demod', [status(thm)], ['73', '57', '39'])).
0.00/0.23	tff('75', plain, ![X0]: (~ grain(X0) | ~ eats(a_bird, X0)),
0.00/0.23	    inference('simplify', [status(thm)], ['74'])).
0.00/0.23	tff('76', plain, (~ $true | ~ eats(a_bird, a_grain)),
0.00/0.23	    inference('sup-', [status(thm)], ['0', '75'])).
0.00/0.23	tff('77', plain, (~ $true | ~ $true),
0.00/0.23	    inference('demod', [status(thm)], ['76', '29'])).
0.00/0.23	tff('78', plain, $false, inference('simplify', [status(thm)], ['77'])).
0.00/0.23	
0.00/0.23	% SZS output end Refutation
0.00/0.23	EOF
