%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : PUZ016-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n009.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Sun Sep 27 08:22:55 AM UTC 2026
% Result : Unsatisfiable 0.17s 0.50s
% Output : CNFRefutation 0.17s
% Verified :
% SZS Type : Refutation
% Derivation depth : 72
% Number of leaves : 14
% Syntax : Number of formulae : 100 ( 96 unt; 0 def)
% Number of atoms : 104 ( 20 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 11 ( 7 ~; 4 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 12 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 15 ( 15 usr; 11 con; 0-8 aty)
% Number of variables : 32 ( 0 sgn 16 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(cover_columns_2_and_3,axiom,
! [VAR_0,VAR_1,VAR_2,VAR_3,VAR_4,VAR_5,VAR_6] :
( achievable(row(VAR_0),squares(VAR_1,covered,covered,VAR_2,VAR_3,VAR_4,VAR_5,VAR_6))
| ~ achievable(row(VAR_0),squares(VAR_1,not_covered,not_covered,VAR_2,VAR_3,VAR_4,VAR_5,VAR_6)) ),
file('theBenchmark.p',cover_columns_2_and_3) ).
cnf(c_2,plain,
( achievable(row(A),squares(B,covered,covered,C,D,E,F,V6))
| ~ achievable(row(A),squares(B,not_covered,not_covered,C,D,E,F,V6)) ),
inference(clausify,[status(thm)],[cover_columns_2_and_3]) ).
fof(place_vertical_pieces,axiom,
! [VAR_0,VAR_1,VAR_2,VAR_3,VAR_4,VAR_5,VAR_6,VAR_7,VAR_8] :
( achievable(row(successor(VAR_0)),squares(complement(VAR_1),complement(VAR_2),complement(VAR_3),complement(VAR_4),complement(VAR_5),complement(VAR_6),complement(VAR_7),complement(VAR_8)))
| ~ achievable(row(VAR_0),squares(VAR_1,VAR_2,VAR_3,VAR_4,VAR_5,VAR_6,VAR_7,VAR_8)) ),
file('theBenchmark.p',place_vertical_pieces) ).
cnf(c_8,plain,
( achievable(row(successor(A)),squares(complement(B),complement(C),complement(D),complement(E),complement(F),complement(V6),complement(V7),complement(V8)))
| ~ achievable(row(A),squares(B,C,D,E,F,V6,V7,V8)) ),
inference(clausify,[status(thm)],[place_vertical_pieces]) ).
fof(successor_of_1_is_2,axiom,
successor(n1) = n2,
file('theBenchmark.p',successor_of_1_is_2) ).
cnf(c_9,plain,
successor(n1) = n2,
inference(clausify,[status(thm)],[successor_of_1_is_2]) ).
fof(successor_of_2_is_3,axiom,
successor(n2) = n3,
file('theBenchmark.p',successor_of_2_is_3) ).
cnf(c_10,plain,
successor(n2) = n3,
inference(clausify,[status(thm)],[successor_of_2_is_3]) ).
fof(successor_of_3_is_4,axiom,
successor(n3) = n4,
file('theBenchmark.p',successor_of_3_is_4) ).
cnf(c_11,plain,
successor(n3) = n4,
inference(clausify,[status(thm)],[successor_of_3_is_4]) ).
fof(successor_of_4_is_5,axiom,
successor(n4) = n5,
file('theBenchmark.p',successor_of_4_is_5) ).
cnf(c_12,plain,
successor(n4) = n5,
inference(clausify,[status(thm)],[successor_of_4_is_5]) ).
fof(successor_of_5_is_6,axiom,
successor(n5) = n6,
file('theBenchmark.p',successor_of_5_is_6) ).
cnf(c_13,plain,
successor(n5) = n6,
inference(clausify,[status(thm)],[successor_of_5_is_6]) ).
fof(successor_of_6_is_7,axiom,
successor(n6) = n7,
file('theBenchmark.p',successor_of_6_is_7) ).
cnf(c_14,plain,
successor(n6) = n7,
inference(clausify,[status(thm)],[successor_of_6_is_7]) ).
fof(successor_of_7_is_8,axiom,
successor(n7) = n8,
file('theBenchmark.p',successor_of_7_is_8) ).
cnf(c_15,plain,
successor(n7) = n8,
inference(clausify,[status(thm)],[successor_of_7_is_8]) ).
fof(complement_of_covered_is_not_covered,axiom,
complement(covered) = not_covered,
file('theBenchmark.p',complement_of_covered_is_not_covered) ).
cnf(c_17,plain,
complement(covered) = not_covered,
inference(clausify,[status(thm)],[complement_of_covered_is_not_covered]) ).
fof(complement_of_not_covered_is_covered,axiom,
complement(not_covered) = covered,
file('theBenchmark.p',complement_of_not_covered_is_covered) ).
cnf(c_18,plain,
complement(not_covered) = covered,
inference(clausify,[status(thm)],[complement_of_not_covered_is_covered]) ).
fof(complement_of_removed_is_not_covered,axiom,
complement(removed) = not_covered,
file('theBenchmark.p',complement_of_removed_is_not_covered) ).
cnf(c_19,plain,
complement(removed) = not_covered,
inference(clausify,[status(thm)],[complement_of_removed_is_not_covered]) ).
fof(first_row_initially,axiom,
achievable(row(n1),squares(not_covered,removed,removed,not_covered,not_covered,not_covered,not_covered,not_covered)),
file('theBenchmark.p',first_row_initially) ).
cnf(c_20,plain,
achievable(row(n1),squares(not_covered,removed,removed,not_covered,not_covered,not_covered,not_covered,not_covered)),
inference(clausify,[status(thm)],[first_row_initially]) ).
fof(prove_row_8_can_be_covered,axiom,
~ achievable(row(n8),squares(covered,covered,covered,covered,covered,covered,covered,covered)),
file('theBenchmark.p',prove_row_8_can_be_covered) ).
cnf(c_21,plain,
~ achievable(row(n8),squares(covered,covered,covered,covered,covered,covered,covered,covered)),
inference(clausify,[status(thm)],[prove_row_8_can_be_covered]) ).
cnf(c_183,plain,
achievable(row(successor(n1)),squares(complement(not_covered),complement(removed),complement(removed),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(resolve,[status(thm)],[c_8,c_20]) ).
cnf(c_184,plain,
achievable(row(n2),squares(complement(not_covered),complement(removed),complement(removed),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_9,c_183]) ).
cnf(c_185,plain,
achievable(row(n2),squares(covered,complement(removed),complement(removed),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_184]) ).
cnf(c_186,plain,
achievable(row(n2),squares(covered,not_covered,complement(removed),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_19,c_185]) ).
cnf(c_187,plain,
achievable(row(n2),squares(covered,not_covered,not_covered,complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_19,c_186]) ).
cnf(c_188,plain,
achievable(row(n2),squares(covered,not_covered,not_covered,covered,complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_187]) ).
cnf(c_189,plain,
achievable(row(n2),squares(covered,not_covered,not_covered,covered,covered,complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_188]) ).
cnf(c_190,plain,
achievable(row(n2),squares(covered,not_covered,not_covered,covered,covered,covered,complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_189]) ).
cnf(c_191,plain,
achievable(row(n2),squares(covered,not_covered,not_covered,covered,covered,covered,covered,complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_190]) ).
cnf(c_22,plain,
achievable(row(n2),squares(covered,not_covered,not_covered,covered,covered,covered,covered,covered)),
inference(paramod,[status(thm)],[c_18,c_191]) ).
cnf(c_32,plain,
~ achievable(row(n8),squares(covered,not_covered,not_covered,covered,covered,covered,covered,covered)),
inference(resolve,[status(thm)],[c_2,c_21]) ).
cnf(c_192,plain,
achievable(row(successor(n2)),squares(complement(covered),complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(resolve,[status(thm)],[c_8,c_22]) ).
cnf(c_193,plain,
achievable(row(n3),squares(complement(covered),complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_10,c_192]) ).
cnf(c_194,plain,
achievable(row(n3),squares(not_covered,complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_193]) ).
cnf(c_195,plain,
achievable(row(n3),squares(not_covered,covered,complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_18,c_194]) ).
cnf(c_196,plain,
achievable(row(n3),squares(not_covered,covered,covered,complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_18,c_195]) ).
cnf(c_197,plain,
achievable(row(n3),squares(not_covered,covered,covered,not_covered,complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_196]) ).
cnf(c_198,plain,
achievable(row(n3),squares(not_covered,covered,covered,not_covered,not_covered,complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_197]) ).
cnf(c_199,plain,
achievable(row(n3),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_198]) ).
cnf(c_200,plain,
achievable(row(n3),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,not_covered,complement(covered))),
inference(paramod,[status(thm)],[c_17,c_199]) ).
cnf(c_34,plain,
achievable(row(n3),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,not_covered,not_covered)),
inference(paramod,[status(thm)],[c_17,c_200]) ).
cnf(c_201,plain,
achievable(row(successor(n3)),squares(complement(not_covered),complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(resolve,[status(thm)],[c_8,c_34]) ).
cnf(c_202,plain,
achievable(row(n4),squares(complement(not_covered),complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_11,c_201]) ).
cnf(c_203,plain,
achievable(row(n4),squares(covered,complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_202]) ).
cnf(c_204,plain,
achievable(row(n4),squares(covered,not_covered,complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_17,c_203]) ).
cnf(c_205,plain,
achievable(row(n4),squares(covered,not_covered,not_covered,complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_17,c_204]) ).
cnf(c_206,plain,
achievable(row(n4),squares(covered,not_covered,not_covered,covered,complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_205]) ).
cnf(c_207,plain,
achievable(row(n4),squares(covered,not_covered,not_covered,covered,covered,complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_206]) ).
cnf(c_208,plain,
achievable(row(n4),squares(covered,not_covered,not_covered,covered,covered,covered,complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_207]) ).
cnf(c_209,plain,
achievable(row(n4),squares(covered,not_covered,not_covered,covered,covered,covered,covered,complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_208]) ).
cnf(c_57,plain,
achievable(row(n4),squares(covered,not_covered,not_covered,covered,covered,covered,covered,covered)),
inference(paramod,[status(thm)],[c_18,c_209]) ).
cnf(c_210,plain,
achievable(row(successor(n4)),squares(complement(covered),complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(resolve,[status(thm)],[c_8,c_57]) ).
cnf(c_211,plain,
achievable(row(n5),squares(complement(covered),complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_12,c_210]) ).
cnf(c_212,plain,
achievable(row(n5),squares(not_covered,complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_211]) ).
cnf(c_213,plain,
achievable(row(n5),squares(not_covered,covered,complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_18,c_212]) ).
cnf(c_214,plain,
achievable(row(n5),squares(not_covered,covered,covered,complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_18,c_213]) ).
cnf(c_215,plain,
achievable(row(n5),squares(not_covered,covered,covered,not_covered,complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_214]) ).
cnf(c_216,plain,
achievable(row(n5),squares(not_covered,covered,covered,not_covered,not_covered,complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_215]) ).
cnf(c_217,plain,
achievable(row(n5),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_216]) ).
cnf(c_218,plain,
achievable(row(n5),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,not_covered,complement(covered))),
inference(paramod,[status(thm)],[c_17,c_217]) ).
cnf(c_82,plain,
achievable(row(n5),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,not_covered,not_covered)),
inference(paramod,[status(thm)],[c_17,c_218]) ).
cnf(c_219,plain,
achievable(row(successor(n5)),squares(complement(not_covered),complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(resolve,[status(thm)],[c_8,c_82]) ).
cnf(c_220,plain,
achievable(row(n6),squares(complement(not_covered),complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_13,c_219]) ).
cnf(c_221,plain,
achievable(row(n6),squares(covered,complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_220]) ).
cnf(c_222,plain,
achievable(row(n6),squares(covered,not_covered,complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_17,c_221]) ).
cnf(c_223,plain,
achievable(row(n6),squares(covered,not_covered,not_covered,complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_17,c_222]) ).
cnf(c_224,plain,
achievable(row(n6),squares(covered,not_covered,not_covered,covered,complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_223]) ).
cnf(c_225,plain,
achievable(row(n6),squares(covered,not_covered,not_covered,covered,covered,complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_224]) ).
cnf(c_226,plain,
achievable(row(n6),squares(covered,not_covered,not_covered,covered,covered,covered,complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_225]) ).
cnf(c_227,plain,
achievable(row(n6),squares(covered,not_covered,not_covered,covered,covered,covered,covered,complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_226]) ).
cnf(c_106,plain,
achievable(row(n6),squares(covered,not_covered,not_covered,covered,covered,covered,covered,covered)),
inference(paramod,[status(thm)],[c_18,c_227]) ).
cnf(c_228,plain,
achievable(row(successor(n6)),squares(complement(covered),complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(resolve,[status(thm)],[c_8,c_106]) ).
cnf(c_229,plain,
achievable(row(n7),squares(complement(covered),complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_14,c_228]) ).
cnf(c_230,plain,
achievable(row(n7),squares(not_covered,complement(not_covered),complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_229]) ).
cnf(c_231,plain,
achievable(row(n7),squares(not_covered,covered,complement(not_covered),complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_18,c_230]) ).
cnf(c_232,plain,
achievable(row(n7),squares(not_covered,covered,covered,complement(covered),complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_18,c_231]) ).
cnf(c_233,plain,
achievable(row(n7),squares(not_covered,covered,covered,not_covered,complement(covered),complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_232]) ).
cnf(c_234,plain,
achievable(row(n7),squares(not_covered,covered,covered,not_covered,not_covered,complement(covered),complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_233]) ).
cnf(c_235,plain,
achievable(row(n7),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,complement(covered),complement(covered))),
inference(paramod,[status(thm)],[c_17,c_234]) ).
cnf(c_236,plain,
achievable(row(n7),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,not_covered,complement(covered))),
inference(paramod,[status(thm)],[c_17,c_235]) ).
cnf(c_140,plain,
achievable(row(n7),squares(not_covered,covered,covered,not_covered,not_covered,not_covered,not_covered,not_covered)),
inference(paramod,[status(thm)],[c_17,c_236]) ).
cnf(c_237,plain,
achievable(row(successor(n7)),squares(complement(not_covered),complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(resolve,[status(thm)],[c_8,c_140]) ).
cnf(c_238,plain,
achievable(row(n8),squares(complement(not_covered),complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_15,c_237]) ).
cnf(c_239,plain,
achievable(row(n8),squares(covered,complement(covered),complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_238]) ).
cnf(c_240,plain,
achievable(row(n8),squares(covered,not_covered,complement(covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_17,c_239]) ).
cnf(c_241,plain,
achievable(row(n8),squares(covered,not_covered,not_covered,complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_17,c_240]) ).
cnf(c_242,plain,
achievable(row(n8),squares(covered,not_covered,not_covered,covered,complement(not_covered),complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_241]) ).
cnf(c_243,plain,
achievable(row(n8),squares(covered,not_covered,not_covered,covered,covered,complement(not_covered),complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_242]) ).
cnf(c_244,plain,
achievable(row(n8),squares(covered,not_covered,not_covered,covered,covered,covered,complement(not_covered),complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_243]) ).
cnf(c_245,plain,
achievable(row(n8),squares(covered,not_covered,not_covered,covered,covered,covered,covered,complement(not_covered))),
inference(paramod,[status(thm)],[c_18,c_244]) ).
cnf(c_181,plain,
achievable(row(n8),squares(covered,not_covered,not_covered,covered,covered,covered,covered,covered)),
inference(paramod,[status(thm)],[c_18,c_245]) ).
cnf(c_182,plain,
$false,
inference(resolve,[status(thm)],[c_181,c_32]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : PUZ016-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.06 % Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.17/0.42 % Computer : n009.cluster.edu
% 0.17/0.42 % Model : x86_64 x86_64
% 0.17/0.42 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.42 % Memory : 8046.5625MB
% 0.17/0.42 % OS : Linux 6.8.0-71-generic
% 0.17/0.42 % CPULimit : 300
% 0.17/0.42 % WCLimit : 300
% 0.17/0.42 % DateTime : Sat Sep 26 05:04:14 UTC 2026
% 0.17/0.43 % CPUTime :
% 0.17/0.43 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.17/0.43 % Process 3401299 was started by sandbox2 on n009,
% 0.17/0.43 % Sat Sep 26 05:04:14 2026
% 0.17/0.43 % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 0.17/0.44
% 0.17/0.44 % From the command line: assign(max_seconds, 300).
% 0.17/0.50
% 0.17/0.50 % SZS status Unsatisfiable for theBenchmark
% 0.17/0.50
% 0.17/0.50 % Proof 1 at 0.03 (+ 0.01) seconds.
% 0.17/0.50 % Length of proof is 23.
% 0.17/0.50 % Level of proof is 8.
% 0.17/0.50 % Maximum clause weight is 48.000.
% 0.17/0.50 % Given clauses 140.
% 0.17/0.50
% 0.17/0.50 % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------