%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : SWV841-1 : TPTP v9.3.1. Released v4.1.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n006.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 09:04:48 AM UTC 2026
% Result : Unsatisfiable 156.60s 23.06s
% Output : CNFRefutation 156.60s
% Verified :
% SZS Type : Refutation
% Derivation depth : 13
% Number of leaves : 20
% Syntax : Number of clauses : 67 ( 41 unt; 4 nHn; 30 RR)
% Number of literals : 100 ( 25 equ; 36 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 6 ( 4 usr; 1 prp; 0-3 aty)
% Number of functors : 18 ( 18 usr; 6 con; 0-3 aty)
% Number of variables : 153 ( 51 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(cls_diff__single__insert_0,axiom,
( ~ 'c$ulessequals'('c$uHOL$uOminus$u$uclass$uOminus'(X0,hAPP(hAPP('c$uSet$uOinsert'(X1),X2),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X1,'tc$ubool'))),'tc$ufun'(X1,'tc$ubool')),X3,'tc$ufun'(X1,'tc$ubool'))
| ~ hBOOL('c$uin'(X2,X0,X1))
| 'c$ulessequals'(X0,hAPP(hAPP('c$uSet$uOinsert'(X1),X2),X3),'tc$ufun'(X1,'tc$ubool')) ) ).
cnf(cls_mem__def_1,axiom,
( ~ hBOOL(hAPP(X1,X0))
| hBOOL('c$uin'(X0,X1,X2)) ) ).
cnf(cls_COMBK__def_0,axiom,
hAPP('c$uCOMBK'(X0,X1,X2),X3) = X0 ).
cnf(cls_Collect__def_0,axiom,
'c$uCollect'(X0,X1) = X0 ).
cnf(cls_Diff__cancel_0,axiom,
'c$uHOL$uOminus$u$uclass$uOminus'(X0,X0,'tc$ufun'(X1,'tc$ubool')) = 'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X1,'tc$ubool')) ).
cnf(cls_empty__subsetI_0,axiom,
'c$ulessequals'('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')),X1,'tc$ufun'(X0,'tc$ubool')) ).
cnf(cls_comm__monoid__add_Ononempty__iff_0,axiom,
( X0 = 'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X1,'tc$ubool'))
| X0 = hAPP(hAPP('c$uSet$uOinsert'(X1),'c$uATP$u$uLinkup$uOsko$u$uFinite$u$uSet$u$uXab$u$usemigroup$u$umult$u$uclass$u$uXnonempty$u$uiff$u$u1$u$u1'(X0,X1)),'c$uATP$u$uLinkup$uOsko$u$uFinite$u$uSet$u$uXab$u$usemigroup$u$umult$u$uclass$u$uXnonempty$u$uiff$u$u1$u$u2'(X0,X1)) ) ).
cnf(cls_subset__insertI_0,axiom,
'c$ulessequals'(X0,hAPP(hAPP('c$uSet$uOinsert'(X1),X2),X0),'tc$ufun'(X1,'tc$ubool')) ).
cnf(cls_insert__iff_1,axiom,
hBOOL('c$uin'(X0,hAPP(hAPP('c$uSet$uOinsert'(X1),X0),X2),X1)) ).
cnf(cls_insert__absorb_0,axiom,
( ~ hBOOL('c$uin'(X1,X2,X0))
| hAPP(hAPP('c$uSet$uOinsert'(X0),X1),X2) = X2 ) ).
cnf(cls_asm_0,axiom,
( ~ 'c$ulessequals'(X1,X0,'tc$ufun'('tc$uHoare$u$uMirabelle$uOtriple'(X2),'tc$ubool'))
| 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,X1,X2) ) ).
cnf(cls_bot__fun__eq_0,axiom,
( hAPP('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'('t$ua',X0)),'v$ux') = 'c$uOrderings$uObot$u$uclass$uObot'(X0)
| ~ 'class$uOrderings$uObot'(X0) ) ).
cnf(cls_singleton__conv2_0,axiom,
'c$uCollect'('c$ufequal'(X0,X1),X1) = hAPP(hAPP('c$uSet$uOinsert'(X1),X0),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X1,'tc$ubool'))) ).
cnf(cls_insert__code_1,axiom,
hBOOL(hAPP(hAPP(hAPP('c$uSet$uOinsert'(X0),X1),X2),X1)) ).
cnf(cls_cut_0,axiom,
( ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X3,X1,X2)
| ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,X3,X2)
| 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,X1,X2) ) ).
cnf(cls_bot1E_0,axiom,
~ hBOOL(hAPP('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')),X1)) ).
cnf(cls_conjecture_0,negated_conjecture,
'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG',hAPP(hAPP('c$uSet$uOinsert'('tc$uHoare$u$uMirabelle$uOtriple'('t$ua')),'v$ut'),'v$uts'),'t$ua') ).
cnf(cls_conjecture_1,negated_conjecture,
( ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG',hAPP(hAPP('c$uSet$uOinsert'('tc$uHoare$u$uMirabelle$uOtriple'('t$ua')),'v$ut'),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'('tc$uHoare$u$uMirabelle$uOtriple'('t$ua'),'tc$ubool'))),'t$ua')
| ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG','v$uts','t$ua') ) ).
cnf(clsarity_bool__Orderings_Obot,axiom,
'class$uOrderings$uObot'('tc$ubool') ).
cnf(cls_ATP__Linkup_Oequal__imp__fequal_0,axiom,
hBOOL(hAPP('c$ufequal'(X0,X1),X0)) ).
cnf(c5,plain,
( ~ 'c$ulessequals'('c$uHOL$uOminus$u$uclass$uOminus'(X1,hAPP(hAPP('c$uSet$uOinsert'(X2),X0),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X2,'tc$ubool'))),'tc$ufun'(X2,'tc$ubool')),X3,'tc$ufun'(X2,'tc$ubool'))
| 'c$ulessequals'(X1,hAPP(hAPP('c$uSet$uOinsert'(X2),X0),X3),'tc$ufun'(X2,'tc$ubool'))
| ~ hBOOL('c$uin'(X0,X1,X2)) ),
inference(clausification,[status(esa)],[cls_diff__single__insert_0]) ).
cnf(c26,plain,
( ~ hBOOL(hAPP(X1,X0))
| hBOOL('c$uin'(X0,X1,X2)) ),
inference(clausification,[status(esa)],[cls_mem__def_1]) ).
cnf(c30,plain,
hAPP('c$uCOMBK'(X0,X1,X2),X3) = X0,
inference(clausification,[status(esa)],[cls_COMBK__def_0]) ).
cnf(c106,plain,
'c$uCollect'(X0,X1) = X0,
inference(clausification,[status(esa)],[cls_Collect__def_0]) ).
cnf(c281,plain,
'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')) = 'c$uHOL$uOminus$u$uclass$uOminus'(X1,X1,'tc$ufun'(X0,'tc$ubool')),
inference(clausification,[status(esa)],[cls_Diff__cancel_0]) ).
cnf(c286,plain,
'c$ulessequals'('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')),X1,'tc$ufun'(X0,'tc$ubool')),
inference(clausification,[status(esa)],[cls_empty__subsetI_0]) ).
cnf(c403,plain,
( 'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')) = X1
| hAPP(hAPP('c$uSet$uOinsert'(X0),'c$uATP$u$uLinkup$uOsko$u$uFinite$u$uSet$u$uXab$u$usemigroup$u$umult$u$uclass$u$uXnonempty$u$uiff$u$u1$u$u1'(X1,X0)),'c$uATP$u$uLinkup$uOsko$u$uFinite$u$uSet$u$uXab$u$usemigroup$u$umult$u$uclass$u$uXnonempty$u$uiff$u$u1$u$u2'(X1,X0)) = X1 ),
inference(clausification,[status(esa)],[cls_comm__monoid__add_Ononempty__iff_0]) ).
cnf(c422,plain,
'c$ulessequals'(X0,hAPP(hAPP('c$uSet$uOinsert'(X1),X2),X0),'tc$ufun'(X1,'tc$ubool')),
inference(clausification,[status(esa)],[cls_subset__insertI_0]) ).
cnf(c429,plain,
hBOOL('c$uin'(X0,hAPP(hAPP('c$uSet$uOinsert'(X1),X0),X2),X1)),
inference(clausification,[status(esa)],[cls_insert__iff_1]) ).
cnf(c434,plain,
( ~ hBOOL('c$uin'(X1,X2,X0))
| hAPP(hAPP('c$uSet$uOinsert'(X0),X1),X2) = X2 ),
inference(clausification,[status(esa)],[cls_insert__absorb_0]) ).
cnf(c437,plain,
( ~ 'c$ulessequals'(X1,X0,'tc$ufun'('tc$uHoare$u$uMirabelle$uOtriple'(X2),'tc$ubool'))
| 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,X1,X2) ),
inference(clausification,[status(esa)],[cls_asm_0]) ).
cnf(c454,plain,
( 'c$uOrderings$uObot$u$uclass$uObot'(X0) = hAPP('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'('t$ua',X0)),'v$ux')
| ~ 'class$uOrderings$uObot'(X0) ),
inference(clausification,[status(esa)],[cls_bot__fun__eq_0]) ).
cnf(c456,plain,
hAPP(hAPP('c$uSet$uOinsert'(X0),X1),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool'))) = 'c$uCollect'('c$ufequal'(X1,X0),X0),
inference(clausification,[status(esa)],[cls_singleton__conv2_0]) ).
cnf(c483,plain,
hBOOL(hAPP(hAPP(hAPP('c$uSet$uOinsert'(X0),X1),X2),X1)),
inference(clausification,[status(esa)],[cls_insert__code_1]) ).
cnf(c484,plain,
( ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X1,X3,X2)
| 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,X3,X2)
| ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,X1,X2) ),
inference(clausification,[status(esa)],[cls_cut_0]) ).
cnf(c490,plain,
~ hBOOL(hAPP('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')),X1)),
inference(clausification,[status(esa)],[cls_bot1E_0]) ).
cnf(c499,plain,
'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG',hAPP(hAPP('c$uSet$uOinsert'('tc$uHoare$u$uMirabelle$uOtriple'('t$ua')),'v$ut'),'v$uts'),'t$ua'),
inference(clausification,[status(esa)],[cls_conjecture_0]) ).
cnf(c500,plain,
( ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG',hAPP(hAPP('c$uSet$uOinsert'('tc$uHoare$u$uMirabelle$uOtriple'('t$ua')),'v$ut'),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'('tc$uHoare$u$uMirabelle$uOtriple'('t$ua'),'tc$ubool'))),'t$ua')
| ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG','v$uts','t$ua') ),
inference(clausification,[status(esa)],[cls_conjecture_1]) ).
cnf(c522,plain,
'class$uOrderings$uObot'('tc$ubool'),
inference(clausification,[status(esa)],[clsarity_bool__Orderings_Obot]) ).
cnf(c525,plain,
hBOOL(hAPP('c$ufequal'(X0,X1),X0)),
inference(clausification,[status(esa)],[cls_ATP__Linkup_Oequal__imp__fequal_0]) ).
cnf(d0,plain,
hAPP(hAPP('c$uSet$uOinsert'(X1),X0),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X1,'tc$ubool'))) = 'c$ufequal'(X0,X1),
inference(demodulation,[status(thm)],[c456,c106]) ).
cnf(d1,plain,
( 'c$ulessequals'(hAPP(hAPP('c$uSet$uOinsert'(X0),X1),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool'))),hAPP(hAPP('c$uSet$uOinsert'(X0),X1),X2),'tc$ufun'(X0,'tc$ubool'))
| ~ hBOOL('c$uin'(X1,hAPP(hAPP('c$uSet$uOinsert'(X0),X1),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool'))),X0))
| ~ 'c$ulessequals'('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')),X2,'tc$ufun'(X0,'tc$ubool')) ),
inference(superposition,[status(thm)],[c281,c5]) ).
cnf(d2,plain,
( 'c$ulessequals'(hAPP(hAPP('c$uSet$uOinsert'(X0),X1),'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool'))),hAPP(hAPP('c$uSet$uOinsert'(X0),X1),X2),'tc$ufun'(X0,'tc$ubool'))
| ~ 'c$ulessequals'('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')),X2,'tc$ufun'(X0,'tc$ubool'))
| ~ hBOOL('c$uin'(X1,'c$ufequal'(X1,X0),X0)) ),
inference(demodulation,[status(thm)],[d1,d0]) ).
cnf(d3,plain,
( 'c$ulessequals'('c$ufequal'(X1,X0),hAPP(hAPP('c$uSet$uOinsert'(X0),X1),X2),'tc$ufun'(X0,'tc$ubool'))
| ~ 'c$ulessequals'('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')),X2,'tc$ufun'(X0,'tc$ubool'))
| ~ hBOOL('c$uin'(X1,'c$ufequal'(X1,X0),X0)) ),
inference(demodulation,[status(thm)],[d2,d0]) ).
cnf(d4,plain,
'c$uOrderings$uObot$u$uclass$uObot'('tc$ubool') = hAPP('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'('t$ua','tc$ubool')),'v$ux'),
inference(resolution,[status(thm)],[c454,c522]) ).
cnf(d5,plain,
~ hBOOL('c$uOrderings$uObot$u$uclass$uObot'('tc$ubool')),
inference(superposition,[status(thm)],[d4,c490]) ).
cnf(d6,plain,
( 'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')) = X1
| hBOOL(hAPP(X1,'c$uATP$u$uLinkup$uOsko$u$uFinite$u$uSet$u$uXab$u$usemigroup$u$umult$u$uclass$u$uXnonempty$u$uiff$u$u1$u$u1'(X1,X0))) ),
inference(superposition,[status(thm)],[c403,c483]) ).
cnf(d7,plain,
( 'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X3,'tc$ubool')) = 'c$uCOMBK'(X0,X1,X2)
| hBOOL(X0) ),
inference(superposition,[status(thm)],[c30,d6]) ).
cnf(d8,plain,
'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X0,'tc$ubool')) = 'c$uCOMBK'('c$uOrderings$uObot$u$uclass$uObot'('tc$ubool'),X1,X2),
inference(resolution,[status(thm)],[d7,d5]) ).
cnf(d9,plain,
'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X3,'tc$ubool')) = 'c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X2,'tc$ubool')),
inference(superposition,[status(thm)],[d8,d8]) ).
cnf(d10,plain,
'c$ulessequals'('c$uOrderings$uObot$u$uclass$uObot'('tc$ufun'(X1,'tc$ubool')),X2,'tc$ufun'(X0,'tc$ubool')),
inference(superposition,[status(thm)],[d9,c286]) ).
cnf(d11,plain,
( 'c$ulessequals'('c$ufequal'(X0,X1),hAPP(hAPP('c$uSet$uOinsert'(X1),X0),X2),'tc$ufun'(X1,'tc$ubool'))
| ~ hBOOL('c$uin'(X0,'c$ufequal'(X0,X1),X1)) ),
inference(resolution,[status(thm)],[d10,d3]) ).
cnf(d12,plain,
( ~ hBOOL(hAPP(X2,X1))
| hAPP(hAPP('c$uSet$uOinsert'(X0),X1),X2) = X2 ),
inference(resolution,[status(thm)],[c434,c26]) ).
cnf(d13,plain,
hAPP(hAPP('c$uSet$uOinsert'(X0),X1),'c$ufequal'(X1,X2)) = 'c$ufequal'(X1,X2),
inference(resolution,[status(thm)],[d12,c525]) ).
cnf(d14,plain,
hBOOL('c$uin'(X1,'c$ufequal'(X1,X2),X0)),
inference(superposition,[status(thm)],[d13,c429]) ).
cnf(d15,plain,
'c$ulessequals'('c$ufequal'(X0,X1),hAPP(hAPP('c$uSet$uOinsert'(X1),X0),X2),'tc$ufun'(X1,'tc$ubool')),
inference(resolution,[status(thm)],[d14,d11]) ).
cnf(d16,plain,
'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(hAPP(hAPP('c$uSet$uOinsert'('tc$uHoare$u$uMirabelle$uOtriple'(X0)),X1),X2),'c$ufequal'(X1,'tc$uHoare$u$uMirabelle$uOtriple'(X0)),X0),
inference(resolution,[status(thm)],[d15,c437]) ).
cnf(d17,plain,
hAPP(hAPP('c$uSet$uOinsert'(X0),X1),hAPP(hAPP('c$uSet$uOinsert'(X2),X1),X3)) = hAPP(hAPP('c$uSet$uOinsert'(X2),X1),X3),
inference(resolution,[status(thm)],[d12,c483]) ).
cnf(d18,plain,
'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(hAPP(hAPP('c$uSet$uOinsert'(X2),X1),X3),'c$ufequal'(X1,'tc$uHoare$u$uMirabelle$uOtriple'(X0)),X0),
inference(superposition,[status(thm)],[d17,d16]) ).
cnf(d19,plain,
( ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,hAPP(hAPP('c$uSet$uOinsert'(X3),X1),X4),X2)
| 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,'c$ufequal'(X1,'tc$uHoare$u$uMirabelle$uOtriple'(X2)),X2) ),
inference(resolution,[status(thm)],[d18,c484]) ).
cnf(d20,plain,
'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG','c$ufequal'('v$ut','tc$uHoare$u$uMirabelle$uOtriple'('t$ua')),'t$ua'),
inference(resolution,[status(thm)],[d19,c499]) ).
cnf(d21,plain,
( ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG','v$uts','t$ua')
| ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG','c$ufequal'('v$ut','tc$uHoare$u$uMirabelle$uOtriple'('t$ua')),'t$ua') ),
inference(demodulation,[status(thm)],[c500,d0]) ).
cnf(d22,plain,
'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(hAPP(hAPP('c$uSet$uOinsert'('tc$uHoare$u$uMirabelle$uOtriple'(X0)),X1),X2),X2,X0),
inference(resolution,[status(thm)],[c437,c422]) ).
cnf(d23,plain,
( ~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,hAPP(hAPP('c$uSet$uOinsert'('tc$uHoare$u$uMirabelle$uOtriple'(X2)),X3),X1),X2)
| 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'(X0,X1,X2) ),
inference(resolution,[status(thm)],[c484,d22]) ).
cnf(d24,plain,
'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG','v$uts','t$ua'),
inference(resolution,[status(thm)],[d23,c499]) ).
cnf(d25,plain,
~ 'c$uHoare$u$uMirabelle$uOhoare$u$uderivs'('v$uG','c$ufequal'('v$ut','tc$uHoare$u$uMirabelle$uOtriple'('t$ua')),'t$ua'),
inference(resolution,[status(thm)],[d24,d21]) ).
cnf(d26,plain,
$false,
inference(resolution,[status(thm)],[d25,d20]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SWV841-1 : TPTP v9.3.1. Released v4.1.0.
% 0.00/0.03 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.35 % Computer : n006.cluster.edu
% 0.08/0.35 % Model : x86_64 x86_64
% 0.08/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.35 % Memory : 8046.5625MB
% 0.08/0.35 % OS : Linux 6.8.0-71-generic
% 0.08/0.35 % CPULimit : 300
% 0.08/0.35 % WCLimit : 300
% 0.08/0.35 % DateTime : Sat Sep 26 15:02:26 UTC 2026
% 0.08/0.35 % CPUTime :
% 0.08/0.35 Running casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 156.60/23.06 % SZS status Unsatisfiable for theBenchmark.p
% 156.60/23.06 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------