%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : SWC054-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n005.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 08:56:41 AM UTC 2026
% Result : Unsatisfiable 40.21s 5.58s
% Output : CNFRefutation 40.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 35
% Number of leaves : 21
% Syntax : Number of formulae : 129 ( 30 unt; 0 def)
% Number of atoms : 279 ( 86 equ)
% Maximal formula atoms : 5 ( 2 avg)
% Number of connectives : 265 ( 115 ~; 150 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 7 ( 5 usr; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 6 con; 0-0 aty)
% Number of variables : 19 ( 0 sgn 9 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(co1_14,axiom,
( neq(sk2,nil)
| nil != sk1 ),
file('theBenchmark.p',co1_14) ).
cnf(c_53,plain,
( neq(sk2,nil)
| nil != sk1 ),
inference(clausify,[status(thm)],[co1_14]) ).
cnf(c_54,plain,
( neq(sk2,nil)
| sk1 != nil ),
inference(copy,[status(thm)],[c_53]) ).
fof(co1_13,axiom,
! [VAR_0] :
( ~ segmentP(sk1,VAR_0)
| ~ segmentP(sk2,VAR_0)
| ~ neq(VAR_0,nil)
| ~ ssList(VAR_0)
| nil = sk2 ),
file('theBenchmark.p',co1_13) ).
cnf(c_55,plain,
( ~ segmentP(sk1,A)
| ~ segmentP(sk2,A)
| ~ neq(A,nil)
| ~ ssList(A)
| nil = sk2 ),
inference(clausify,[status(thm)],[co1_13]) ).
cnf(c_56,plain,
( ~ segmentP(sk1,A)
| ~ segmentP(sk2,A)
| ~ neq(A,nil)
| ~ ssList(A)
| sk2 = nil ),
inference(copy,[status(thm)],[c_55]) ).
fof(co1_12,axiom,
( neq(sk2,nil)
| nil = sk2 ),
file('theBenchmark.p',co1_12) ).
cnf(c_57,plain,
( neq(sk2,nil)
| nil = sk2 ),
inference(clausify,[status(thm)],[co1_12]) ).
cnf(c_58,plain,
( neq(sk2,nil)
| sk2 = nil ),
inference(copy,[status(thm)],[c_57]) ).
fof(co1_11,axiom,
( ~ neq(sk4,nil)
| segmentP(sk3,sk5) ),
file('theBenchmark.p',co1_11) ).
cnf(c_59,plain,
( ~ neq(sk4,nil)
| segmentP(sk3,sk5) ),
inference(clausify,[status(thm)],[co1_11]) ).
fof(co1_10,axiom,
( ~ neq(sk4,nil)
| segmentP(sk4,sk5) ),
file('theBenchmark.p',co1_10) ).
cnf(c_60,plain,
( ~ neq(sk4,nil)
| segmentP(sk4,sk5) ),
inference(clausify,[status(thm)],[co1_10]) ).
fof(co1_9,axiom,
( ~ neq(sk4,nil)
| neq(sk5,nil) ),
file('theBenchmark.p',co1_9) ).
cnf(c_61,plain,
( ~ neq(sk4,nil)
| neq(sk5,nil) ),
inference(clausify,[status(thm)],[co1_9]) ).
fof(co1_8,axiom,
( ~ neq(sk4,nil)
| ssList(sk5) ),
file('theBenchmark.p',co1_8) ).
cnf(c_62,plain,
( ~ neq(sk4,nil)
| ssList(sk5) ),
inference(clausify,[status(thm)],[co1_8]) ).
fof(co1_7,axiom,
( nil != sk4
| nil = sk3 ),
file('theBenchmark.p',co1_7) ).
cnf(c_63,plain,
( nil != sk4
| nil = sk3 ),
inference(clausify,[status(thm)],[co1_7]) ).
cnf(c_19162,plain,
( nil != sk4
| sk3 = nil ),
inference(copy,[status(thm)],[c_63]) ).
cnf(c_64,plain,
( sk4 != nil
| sk3 = nil ),
inference(copy,[status(thm)],[c_19162]) ).
fof(co1_6,axiom,
sk1 = sk3,
file('theBenchmark.p',co1_6) ).
cnf(c_65,plain,
sk1 = sk3,
inference(clausify,[status(thm)],[co1_6]) ).
cnf(c_66,plain,
sk3 = sk1,
inference(copy,[status(thm)],[c_65]) ).
fof(co1_5,axiom,
sk2 = sk4,
file('theBenchmark.p',co1_5) ).
cnf(c_67,plain,
sk2 = sk4,
inference(clausify,[status(thm)],[co1_5]) ).
fof(co1_4,axiom,
ssList(sk4),
file('theBenchmark.p',co1_4) ).
cnf(c_68,plain,
ssList(sk4),
inference(clausify,[status(thm)],[co1_4]) ).
fof(co1_3,axiom,
ssList(sk3),
file('theBenchmark.p',co1_3) ).
cnf(c_69,plain,
ssList(sk3),
inference(clausify,[status(thm)],[co1_3]) ).
fof(co1_2,axiom,
ssList(sk2),
file('theBenchmark.p',co1_2) ).
cnf(c_70,plain,
ssList(sk2),
inference(clausify,[status(thm)],[co1_2]) ).
fof(co1_1,axiom,
ssList(sk1),
file('theBenchmark.p',co1_1) ).
cnf(c_71,plain,
ssList(sk1),
inference(clausify,[status(thm)],[co1_1]) ).
fof(clause128,axiom,
! [VAR_0,VAR_1] :
( VAR_1 = VAR_0
| ~ ssList(VAR_1)
| ~ ssList(VAR_0)
| ~ rearsegP(VAR_1,VAR_0)
| ~ rearsegP(VAR_0,VAR_1) ),
file('theBenchmark.p',clause128) ).
cnf(c_120,plain,
( B = A
| ~ ssList(B)
| ~ ssList(A)
| ~ rearsegP(B,A)
| ~ rearsegP(A,B) ),
inference(clausify,[status(thm)],[clause128]) ).
fof(clause115,axiom,
! [VAR_0,VAR_1] :
( ~ ssList(VAR_0)
| ~ ssList(VAR_1)
| ~ neq(VAR_0,VAR_1)
| VAR_0 != VAR_1 ),
file('theBenchmark.p',clause115) ).
cnf(c_132,plain,
( ~ ssList(A)
| ~ ssList(B)
| ~ neq(A,B)
| A != B ),
inference(clausify,[status(thm)],[clause115]) ).
fof(clause84,axiom,
! [VAR_0] :
( nil = VAR_0
| ~ ssList(VAR_0)
| ~ frontsegP(nil,VAR_0) ),
file('theBenchmark.p',clause84) ).
cnf(c_156,plain,
( nil = A
| ~ ssList(A)
| ~ frontsegP(nil,A) ),
inference(clausify,[status(thm)],[clause84]) ).
fof(clause83,axiom,
! [VAR_0] :
( frontsegP(nil,VAR_0)
| ~ ssList(VAR_0)
| nil != VAR_0 ),
file('theBenchmark.p',clause83) ).
cnf(c_157,plain,
( frontsegP(nil,A)
| ~ ssList(A)
| nil != A ),
inference(clausify,[status(thm)],[clause83]) ).
fof(clause81,axiom,
! [VAR_0] :
( rearsegP(nil,VAR_0)
| ~ ssList(VAR_0)
| nil != VAR_0 ),
file('theBenchmark.p',clause81) ).
cnf(c_159,plain,
( rearsegP(nil,A)
| ~ ssList(A)
| nil != A ),
inference(clausify,[status(thm)],[clause81]) ).
fof(clause58,axiom,
! [VAR_0] :
( rearsegP(VAR_0,nil)
| ~ ssList(VAR_0) ),
file('theBenchmark.p',clause58) ).
cnf(c_174,plain,
( rearsegP(A,nil)
| ~ ssList(A) ),
inference(clausify,[status(thm)],[clause58]) ).
fof(clause8,axiom,
ssList(nil),
file('theBenchmark.p',clause8) ).
cnf(c_224,plain,
ssList(nil),
inference(clausify,[status(thm)],[clause8]) ).
cnf(c_836,plain,
( neq(sk4,nil)
| sk2 = nil ),
inference(paramod,[status(thm)],[c_67,c_58]) ).
cnf(c_19163,plain,
( frontsegP(nil,sk2)
| nil != sk2 ),
inference(resolve,[status(thm)],[c_157,c_70]) ).
cnf(c_1066,plain,
( frontsegP(nil,sk2)
| sk2 != nil ),
inference(copy,[status(thm)],[c_19163]) ).
cnf(c_19164,plain,
( frontsegP(nil,sk3)
| nil != sk3 ),
inference(resolve,[status(thm)],[c_157,c_69]) ).
cnf(c_1067,plain,
( frontsegP(nil,sk3)
| sk3 != nil ),
inference(copy,[status(thm)],[c_19164]) ).
cnf(c_19165,plain,
( rearsegP(nil,sk2)
| nil != sk2 ),
inference(resolve,[status(thm)],[c_159,c_70]) ).
cnf(c_1070,plain,
( rearsegP(nil,sk2)
| sk2 != nil ),
inference(copy,[status(thm)],[c_19165]) ).
cnf(c_19166,plain,
( rearsegP(nil,sk3)
| nil != sk3 ),
inference(resolve,[status(thm)],[c_159,c_69]) ).
cnf(c_1071,plain,
( rearsegP(nil,sk3)
| sk3 != nil ),
inference(copy,[status(thm)],[c_19166]) ).
cnf(c_1105,plain,
rearsegP(sk1,nil),
inference(resolve,[status(thm)],[c_174,c_71]) ).
cnf(c_1108,plain,
rearsegP(sk4,nil),
inference(resolve,[status(thm)],[c_174,c_68]) ).
cnf(c_11498,plain,
( ssList(sk5)
| sk2 = nil ),
inference(resolve,[status(thm)],[c_836,c_62]) ).
cnf(c_11499,plain,
( neq(sk5,nil)
| sk2 = nil ),
inference(resolve,[status(thm)],[c_836,c_61]) ).
cnf(c_11500,plain,
( segmentP(sk4,sk5)
| sk2 = nil ),
inference(resolve,[status(thm)],[c_836,c_60]) ).
cnf(c_11501,plain,
( segmentP(sk3,sk5)
| sk2 = nil ),
inference(resolve,[status(thm)],[c_836,c_59]) ).
cnf(c_19167,plain,
( sk1 = nil
| ~ ssList(sk1)
| ~ ssList(nil)
| ~ rearsegP(nil,sk1) ),
inference(resolve,[status(thm)],[c_1105,c_120]) ).
cnf(c_19168,plain,
( sk1 = nil
| ~ ssList(sk1)
| ~ rearsegP(nil,sk1) ),
inference(resolve,[status(thm)],[c_224,c_19167]) ).
cnf(c_11909,plain,
( sk1 = nil
| ~ rearsegP(nil,sk1) ),
inference(resolve,[status(thm)],[c_71,c_19168]) ).
cnf(c_19169,plain,
( sk4 = nil
| ~ ssList(sk4)
| ~ ssList(nil)
| ~ rearsegP(nil,sk4) ),
inference(resolve,[status(thm)],[c_1108,c_120]) ).
cnf(c_19170,plain,
( sk4 = nil
| ~ ssList(sk4)
| ~ rearsegP(nil,sk4) ),
inference(resolve,[status(thm)],[c_224,c_19169]) ).
cnf(c_11927,plain,
( sk4 = nil
| ~ rearsegP(nil,sk4) ),
inference(resolve,[status(thm)],[c_68,c_19170]) ).
cnf(c_14012,plain,
( ssList(sk5)
| frontsegP(nil,sk2) ),
inference(resolve,[status(thm)],[c_1066,c_11498]) ).
cnf(c_14160,plain,
( ssList(sk5)
| frontsegP(nil,sk4) ),
inference(paramod,[status(thm)],[c_67,c_14012]) ).
cnf(c_19171,plain,
( nil = sk4
| ~ ssList(sk4)
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_14160,c_156]) ).
cnf(c_19172,plain,
( sk4 = nil
| ~ ssList(sk4)
| ssList(sk5) ),
inference(copy,[status(thm)],[c_19171]) ).
cnf(c_14190,plain,
( sk4 = nil
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_68,c_19172]) ).
cnf(c_14870,plain,
( sk3 = nil
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_14190,c_64]) ).
cnf(c_15076,plain,
( ssList(sk5)
| frontsegP(nil,sk3) ),
inference(resolve,[status(thm)],[c_1067,c_14870]) ).
cnf(c_15224,plain,
( ssList(sk5)
| frontsegP(nil,sk1) ),
inference(paramod,[status(thm)],[c_66,c_15076]) ).
cnf(c_19173,plain,
( nil = sk1
| ~ ssList(sk1)
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_15224,c_156]) ).
cnf(c_19174,plain,
( sk1 = nil
| ~ ssList(sk1)
| ssList(sk5) ),
inference(copy,[status(thm)],[c_19173]) ).
cnf(c_15260,plain,
( sk1 = nil
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_71,c_19174]) ).
cnf(c_15574,plain,
( neq(sk2,nil)
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_15260,c_54]) ).
cnf(c_19175,plain,
( ~ ssList(sk2)
| ~ ssList(nil)
| sk2 != nil
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_15574,c_132]) ).
cnf(c_19176,plain,
( ~ ssList(sk2)
| sk2 != nil
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_224,c_19175]) ).
cnf(c_16099,plain,
( sk2 != nil
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_70,c_19176]) ).
cnf(c_19177,plain,
( ssList(sk5)
| ssList(sk5) ),
inference(resolve,[status(thm)],[c_16099,c_11498]) ).
cnf(c_16139,plain,
ssList(sk5),
inference(copy,[status(thm)],[c_19177]) ).
cnf(c_19178,plain,
( ~ segmentP(sk1,sk5)
| ~ segmentP(sk2,sk5)
| ~ ssList(sk5)
| sk2 = nil
| sk2 = nil ),
inference(resolve,[status(thm)],[c_11499,c_56]) ).
cnf(c_19179,plain,
( ~ segmentP(sk1,sk5)
| ~ segmentP(sk2,sk5)
| ~ ssList(sk5)
| sk2 = nil ),
inference(copy,[status(thm)],[c_19178]) ).
cnf(c_16702,plain,
( ~ segmentP(sk1,sk5)
| ~ segmentP(sk2,sk5)
| sk2 = nil ),
inference(resolve,[status(thm)],[c_16139,c_19179]) ).
cnf(c_16704,plain,
( rearsegP(nil,sk2)
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_11500,c_1070]) ).
cnf(c_16721,plain,
( rearsegP(nil,sk2)
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_11501,c_1070]) ).
cnf(c_17227,plain,
( rearsegP(nil,sk4)
| segmentP(sk4,sk5) ),
inference(paramod,[status(thm)],[c_67,c_16704]) ).
cnf(c_17354,plain,
( rearsegP(nil,sk4)
| segmentP(sk3,sk5) ),
inference(paramod,[status(thm)],[c_67,c_16721]) ).
cnf(c_17527,plain,
( sk4 = nil
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_17227,c_11927]) ).
cnf(c_17575,plain,
( sk4 = nil
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_17354,c_11927]) ).
cnf(c_17697,plain,
( sk3 = nil
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_17527,c_64]) ).
cnf(c_17714,plain,
( sk3 = nil
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_17575,c_64]) ).
cnf(c_17857,plain,
( rearsegP(nil,sk3)
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_17697,c_1071]) ).
cnf(c_17925,plain,
( rearsegP(nil,sk3)
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_17714,c_1071]) ).
cnf(c_18040,plain,
( rearsegP(nil,sk1)
| segmentP(sk4,sk5) ),
inference(paramod,[status(thm)],[c_66,c_17857]) ).
cnf(c_18160,plain,
( rearsegP(nil,sk1)
| segmentP(sk3,sk5) ),
inference(paramod,[status(thm)],[c_66,c_17925]) ).
cnf(c_18219,plain,
( sk1 = nil
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_18040,c_11909]) ).
cnf(c_18267,plain,
( sk1 = nil
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_18160,c_11909]) ).
cnf(c_18362,plain,
( neq(sk2,nil)
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_18219,c_54]) ).
cnf(c_18379,plain,
( neq(sk2,nil)
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_18267,c_54]) ).
cnf(c_19180,plain,
( ~ ssList(sk2)
| ~ ssList(nil)
| sk2 != nil
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_18362,c_132]) ).
cnf(c_19181,plain,
( ~ ssList(sk2)
| sk2 != nil
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_224,c_19180]) ).
cnf(c_18514,plain,
( sk2 != nil
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_70,c_19181]) ).
cnf(c_19182,plain,
( ~ ssList(sk2)
| ~ ssList(nil)
| sk2 != nil
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_18379,c_132]) ).
cnf(c_19183,plain,
( ~ ssList(sk2)
| sk2 != nil
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_224,c_19182]) ).
cnf(c_18582,plain,
( sk2 != nil
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_70,c_19183]) ).
cnf(c_19184,plain,
( segmentP(sk4,sk5)
| segmentP(sk4,sk5) ),
inference(resolve,[status(thm)],[c_18514,c_11500]) ).
cnf(c_18602,plain,
segmentP(sk4,sk5),
inference(copy,[status(thm)],[c_19184]) ).
cnf(c_19185,plain,
( segmentP(sk3,sk5)
| segmentP(sk3,sk5) ),
inference(resolve,[status(thm)],[c_18582,c_11501]) ).
cnf(c_18679,plain,
segmentP(sk3,sk5),
inference(copy,[status(thm)],[c_19185]) ).
cnf(c_18694,plain,
segmentP(sk1,sk5),
inference(paramod,[status(thm)],[c_66,c_18679]) ).
cnf(c_18698,plain,
( ~ segmentP(sk2,sk5)
| sk2 = nil ),
inference(resolve,[status(thm)],[c_18694,c_16702]) ).
cnf(c_19186,plain,
( ~ segmentP(sk4,sk5)
| sk2 = nil ),
inference(paramod,[status(thm)],[c_67,c_18698]) ).
cnf(c_18763,plain,
sk2 = nil,
inference(resolve,[status(thm)],[c_18602,c_19186]) ).
cnf(c_19187,plain,
nil = sk4,
inference(paramod,[status(thm)],[c_18763,c_67]) ).
cnf(c_18770,plain,
sk4 = nil,
inference(copy,[status(thm)],[c_19187]) ).
cnf(c_18781,plain,
sk3 = nil,
inference(resolve,[status(thm)],[c_18770,c_64]) ).
cnf(c_19188,plain,
nil = sk1,
inference(paramod,[status(thm)],[c_18781,c_66]) ).
cnf(c_18899,plain,
sk1 = nil,
inference(copy,[status(thm)],[c_19188]) ).
cnf(c_18911,plain,
neq(sk2,nil),
inference(resolve,[status(thm)],[c_18899,c_54]) ).
cnf(c_19189,plain,
( ~ ssList(sk2)
| ~ ssList(nil)
| sk2 != nil ),
inference(resolve,[status(thm)],[c_18911,c_132]) ).
cnf(c_19190,plain,
( ~ ssList(sk2)
| ~ ssList(nil) ),
inference(resolve,[status(thm)],[c_18763,c_19189]) ).
cnf(c_19191,plain,
~ ssList(sk2),
inference(resolve,[status(thm)],[c_224,c_19190]) ).
cnf(c_19161,plain,
$false,
inference(resolve,[status(thm)],[c_70,c_19191]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04 % Problem : SWC054-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.06 % Command : prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.42 % Computer : n005.cluster.edu
% 0.14/0.42 % Model : x86_64 x86_64
% 0.14/0.42 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.42 % Memory : 8046.5625MB
% 0.14/0.42 % OS : Linux 6.8.0-71-generic
% 0.14/0.42 % CPULimit : 300
% 0.14/0.42 % WCLimit : 300
% 0.14/0.42 % DateTime : Sat Sep 26 12:08:31 UTC 2026
% 0.14/0.42 % CPUTime :
% 0.14/0.42 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.14/0.42 % Process 2088732 was started by sandbox on n005,
% 0.14/0.42 % Sat Sep 26 12:08:31 2026
% 0.14/0.42 % The command was "/export/starexec/sandbox/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p".
% 0.14/0.44
% 0.14/0.44 % From the command line: assign(max_seconds, 300).
% 40.21/5.58
% 40.21/5.58 % given #500 (I,wt=66): 566 app(app(A,cons(B,A)),cons(C,A)) != D | -ssList(A) | -ssItem(C) | -ssItem(B) | -ssList(D) | lt(B,C) | lt(C,B) | app(app(skaf61(D),cons(skaf59(D),skaf62(D))),cons(skaf60(D),skaf63(D))) = D. [factor(306,b,c)].
% 40.21/5.58
% 40.21/5.58 % given #1000 (F,wt=22): 11556 cons(skac2,skaf46(A,B)) != nil. [resolve(6585,b,182,a)].
% 40.21/5.58
% 40.21/5.58 % SZS status Unsatisfiable for theBenchmark
% 40.21/5.58
% 40.21/5.58 % Proof 1 at 4.55 (+ 0.53) seconds.
% 40.21/5.58 % Length of proof is 78.
% 40.21/5.58 % Level of proof is 21.
% 40.21/5.58 % Maximum clause weight is 19.000.
% 40.21/5.58 % Given clauses 1171.
% 40.21/5.58
% 40.21/5.58 % SZS output start CNFRefutation for theBenchmark
% See solution above
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