%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : CSR116+30 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n014.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 07:07:53 AM UTC 2026
% Result : Theorem 8.88s 6.78s
% Output : CNFRefutation 8.88s
% Verified :
% SZS Type : Refutation
% Derivation depth : 13
% Number of leaves : 4
% Syntax : Number of formulae : 50 ( 13 unt; 0 def)
% Number of atoms : 315 ( 0 equ)
% Maximal formula atoms : 106 ( 6 avg)
% Number of connectives : 379 ( 114 ~; 104 |; 159 &)
% ( 0 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 106 ( 7 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 20 ( 19 usr; 1 prp; 0-3 aty)
% Number of functors : 47 ( 47 usr; 43 con; 0-3 aty)
% Number of variables : 134 ( 21 sgn 45 !; 26 ?)
% Comments :
%------------------------------------------------------------------------------
fof(sub__bezeichnen_1_1_als,axiom,
! [X0,X1,X2] :
( ( subr(X0,sub_0)
& arg2(X0,X2)
& arg1(X0,X1) )
=> ? [X3,X4,X5] :
( subs(X3,bezeichnen_1_1)
& subr(X4,rprs_0)
& sub(X5,X2)
& obj(X3,X1)
& mcont(X3,X4)
& hsit(X0,X3)
& arg2(X4,X5)
& arg1(X4,X1) ) ),
file('theBenchmark.p',sub__bezeichnen_1_1_als) ).
fof(sub__sub_0_expansion,axiom,
! [X0,X1] :
( sub(X0,X1)
=> ? [X2] :
( subr(X2,sub_0)
& arg2(X2,X1)
& arg1(X2,X0) ) ),
file('theBenchmark.p',sub__sub_0_expansion) ).
fof(ave07_era5_synth_qa07_010_mira_news_1834,axiom,
( varia(c47,varia_c)
& refer(c47,refer_c)
& quant(c47,quant_c)
& gener(c47,gener_c)
& fact(c47,real)
& etype(c47,etype_c)
& card(c47,card_c)
& sort(c47,ent)
& card(c17,int7)
& sort(c17,nu)
& varia(monat_1_1,varia_c)
& refer(monat_1_1,refer_c)
& quant(monat_1_1,quant_c)
& gener(monat_1_1,ge)
& fact(monat_1_1,real)
& etype(monat_1_1,etype_c)
& card(monat_1_1,card_c)
& sort(monat_1_1,ta)
& sort(monat_1_1,oa)
& sort(monat_1_1,me)
& card(c16,int21)
& sort(c16,nu)
& varia(tag_1_1,varia_c)
& refer(tag_1_1,refer_c)
& quant(tag_1_1,quant_c)
& gener(tag_1_1,ge)
& fact(tag_1_1,real)
& etype(tag_1_1,etype_c)
& card(tag_1_1,card_c)
& sort(tag_1_1,ta)
& sort(tag_1_1,oa)
& sort(tag_1_1,me)
& varia(c20,varia_c)
& refer(c20,refer_c)
& quant(c20,quant_c)
& gener(c20,sp)
& fact(c20,real)
& etype(c20,etype_c)
& card(c20,card_c)
& sort(c20,ta)
& sort(c20,oa)
& sort(c20,me)
& varia(c19,varia_c)
& refer(c19,refer_c)
& quant(c19,quant_c)
& gener(c19,sp)
& fact(c19,real)
& etype(c19,etype_c)
& card(c19,card_c)
& sort(c19,ta)
& sort(c19,oa)
& sort(c19,me)
& varia(c18,con)
& refer(c18,det)
& quant(c18,one)
& gener(c18,sp)
& fact(c18,real)
& etype(c18,int0)
& card(c18,int1)
& sort(c18,t)
& sort(maputo_0,fe)
& varia(name_1_1,varia_c)
& refer(name_1_1,refer_c)
& quant(name_1_1,one)
& gener(name_1_1,ge)
& fact(name_1_1,real)
& etype(name_1_1,int0)
& card(name_1_1,int1)
& sort(name_1_1,na)
& varia(stadt__1_1,varia_c)
& refer(stadt__1_1,refer_c)
& quant(stadt__1_1,one)
& gener(stadt__1_1,ge)
& fact(stadt__1_1,real)
& etype(stadt__1_1,int0)
& card(stadt__1_1,int1)
& sort(stadt__1_1,io)
& sort(stadt__1_1,d)
& varia(c12,varia_c)
& refer(c12,indet)
& quant(c12,one)
& gener(c12,sp)
& fact(c12,real)
& etype(c12,int0)
& card(c12,int1)
& sort(c12,na)
& varia(c11,con)
& refer(c11,det)
& quant(c11,one)
& gener(c11,sp)
& fact(c11,real)
& etype(c11,int0)
& card(c11,int1)
& sort(c11,io)
& sort(c11,d)
& tupl(c47,c11,c18)
& val(c20,c17)
& sub(c20,monat_1_1)
& val(c19,c16)
& sub(c19,tag_1_1)
& attr(c18,c20)
& attr(c18,c19)
& val(c12,maputo_0)
& sub(c12,name_1_1)
& sub(c11,stadt__1_1)
& attr(c11,c12) ),
file('theBenchmark.p',ave07_era5_synth_qa07_010_mira_news_1834) ).
fof(synth_qa07_010_mira_news_1834,conjecture,
? [X0,X1,X2,X3,X4,X5,X6,X7,X8] :
( subr(X3,rprs_0)
& sub(X6,name_1_1)
& sub(X4,X8)
& obj(X7,X0)
& attr(X5,X6)
& attr(X0,X2)
& attr(X0,X1)
& arg2(X3,X4)
& arg1(X3,X0) ),
file('theBenchmark.p',synth_qa07_010_mira_news_1834) ).
fof(synth_qa07_010_mira_news_1834_neg,negated_conjecture,
~ ? [X0,X1,X2,X3,X4,X5,X6,X7,X8] :
( subr(X3,rprs_0)
& sub(X6,name_1_1)
& sub(X4,X8)
& obj(X7,X0)
& attr(X5,X6)
& attr(X0,X2)
& attr(X0,X1)
& arg2(X3,X4)
& arg1(X3,X0) ),
inference(assume_negation,[status(cth)],[synth_qa07_010_mira_news_1834]) ).
fof(nnf_33,plain,
! [X0,X1,X2] :
( ? [X3,X4,X5] :
( subs(X3,bezeichnen_1_1)
& subr(X4,rprs_0)
& sub(X5,X2)
& obj(X3,X1)
& mcont(X3,X4)
& hsit(X0,X3)
& arg2(X4,X5)
& arg1(X4,X1) )
| ~ subr(X0,sub_0)
| ~ arg2(X0,X2)
| ~ arg1(X0,X1) ),
inference(fof_nnf,[status(thm)],[sub__bezeichnen_1_1_als]) ).
fof(sk_sub__bezeichnen_1_1_als_sk,plain,
! [X0,X1,X2] :
( ( subs(sK2(X0,X1,X2),bezeichnen_1_1)
& subr(sK0(X0,X1,X2),rprs_0)
& sub(sK1(X0,X1,X2),X2)
& obj(sK2(X0,X1,X2),X1)
& mcont(sK2(X0,X1,X2),sK0(X0,X1,X2))
& hsit(X0,sK2(X0,X1,X2))
& arg2(sK0(X0,X1,X2),sK1(X0,X1,X2))
& arg1(sK0(X0,X1,X2),X1) )
| ~ subr(X0,sub_0)
| ~ arg2(X0,X2)
| ~ arg1(X0,X1) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0,sK1,sK2]),skolemize(X3,sK2(X0,X1,X2)),skolemize(X4,sK0(X0,X1,X2)),skolemize(X5,sK1(X0,X1,X2))],[nnf_33]) ).
fof(sk_sub__bezeichnen_1_1_als,plain,
( ! [VAR_0,VAR_1,VAR_2] :
( subs(sK2(VAR_0,VAR_1,VAR_2),bezeichnen_1_1)
| ~ subr(VAR_0,sub_0)
| ~ arg2(VAR_0,VAR_2)
| ~ arg1(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( subr(sK0(VAR_0,VAR_1,VAR_2),rprs_0)
| ~ subr(VAR_0,sub_0)
| ~ arg2(VAR_0,VAR_2)
| ~ arg1(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( sub(sK1(VAR_0,VAR_1,VAR_2),VAR_2)
| ~ subr(VAR_0,sub_0)
| ~ arg2(VAR_0,VAR_2)
| ~ arg1(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( obj(sK2(VAR_0,VAR_1,VAR_2),VAR_1)
| ~ subr(VAR_0,sub_0)
| ~ arg2(VAR_0,VAR_2)
| ~ arg1(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( mcont(sK2(VAR_0,VAR_1,VAR_2),sK0(VAR_0,VAR_1,VAR_2))
| ~ subr(VAR_0,sub_0)
| ~ arg2(VAR_0,VAR_2)
| ~ arg1(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( hsit(VAR_0,sK2(VAR_0,VAR_1,VAR_2))
| ~ subr(VAR_0,sub_0)
| ~ arg2(VAR_0,VAR_2)
| ~ arg1(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( arg2(sK0(VAR_0,VAR_1,VAR_2),sK1(VAR_0,VAR_1,VAR_2))
| ~ subr(VAR_0,sub_0)
| ~ arg2(VAR_0,VAR_2)
| ~ arg1(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( arg1(sK0(VAR_0,VAR_1,VAR_2),VAR_1)
| ~ subr(VAR_0,sub_0)
| ~ arg2(VAR_0,VAR_2)
| ~ arg1(VAR_0,VAR_1) ) ),
inference(cnf_transformation,[status(thm)],[sk_sub__bezeichnen_1_1_als_sk]) ).
cnf(c_229,plain,
( arg1(sK0(A,B,C),B)
| ~ subr(A,sub_0)
| ~ arg2(A,C)
| ~ arg1(A,B) ),
inference(split_conjunct,[status(thm)],[sk_sub__bezeichnen_1_1_als]) ).
cnf(c_230,plain,
( arg2(sK0(A,B,C),sK1(A,B,C))
| ~ subr(A,sub_0)
| ~ arg2(A,C)
| ~ arg1(A,B) ),
inference(split_conjunct,[status(thm)],[sk_sub__bezeichnen_1_1_als]) ).
cnf(c_233,plain,
( obj(sK2(A,B,C),B)
| ~ subr(A,sub_0)
| ~ arg2(A,C)
| ~ arg1(A,B) ),
inference(split_conjunct,[status(thm)],[sk_sub__bezeichnen_1_1_als]) ).
cnf(c_234,plain,
( sub(sK1(A,B,C),C)
| ~ subr(A,sub_0)
| ~ arg2(A,C)
| ~ arg1(A,B) ),
inference(split_conjunct,[status(thm)],[sk_sub__bezeichnen_1_1_als]) ).
cnf(c_235,plain,
( subr(sK0(A,B,C),rprs_0)
| ~ subr(A,sub_0)
| ~ arg2(A,C)
| ~ arg1(A,B) ),
inference(split_conjunct,[status(thm)],[sk_sub__bezeichnen_1_1_als]) ).
fof(nnf_34,plain,
! [X0,X1] :
( ? [X2] :
( subr(X2,sub_0)
& arg2(X2,X1)
& arg1(X2,X0) )
| ~ sub(X0,X1) ),
inference(fof_nnf,[status(thm)],[sub__sub_0_expansion]) ).
fof(sk_sub__sub_0_expansion_sk,plain,
! [X0,X1] :
( ( subr(sK3(X0,X1),sub_0)
& arg2(sK3(X0,X1),X1)
& arg1(sK3(X0,X1),X0) )
| ~ sub(X0,X1) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK3]),skolemize(X2,sK3(X0,X1))],[nnf_34]) ).
fof(sk_sub__sub_0_expansion,plain,
( ! [VAR_0,VAR_1] :
( subr(sK3(VAR_0,VAR_1),sub_0)
| ~ sub(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1] :
( arg2(sK3(VAR_0,VAR_1),VAR_1)
| ~ sub(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1] :
( arg1(sK3(VAR_0,VAR_1),VAR_0)
| ~ sub(VAR_0,VAR_1) ) ),
inference(cnf_transformation,[status(thm)],[sk_sub__sub_0_expansion_sk]) ).
cnf(c_237,plain,
( arg1(sK3(A,B),A)
| ~ sub(A,B) ),
inference(split_conjunct,[status(thm)],[sk_sub__sub_0_expansion]) ).
cnf(c_238,plain,
( arg2(sK3(A,B),B)
| ~ sub(A,B) ),
inference(split_conjunct,[status(thm)],[sk_sub__sub_0_expansion]) ).
cnf(c_239,plain,
( subr(sK3(A,B),sub_0)
| ~ sub(A,B) ),
inference(split_conjunct,[status(thm)],[sk_sub__sub_0_expansion]) ).
cnf(c_244,plain,
attr(c11,c12),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_010_mira_news_1834]) ).
cnf(c_245,plain,
sub(c11,stadt__1_1),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_010_mira_news_1834]) ).
cnf(c_246,plain,
sub(c12,name_1_1),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_010_mira_news_1834]) ).
cnf(c_350,negated_conjecture,
( ~ subr(A,rprs_0)
| ~ sub(V6,name_1_1)
| ~ sub(C,V8)
| ~ obj(V7,B)
| ~ attr(F,V6)
| ~ attr(B,E)
| ~ attr(B,D)
| ~ arg2(A,C)
| ~ arg1(A,B) ),
inference(clausify,[status(thm)],[synth_qa07_010_mira_news_1834_neg]) ).
cnf(c_3814,negated_conjecture,
( ~ subr(A,rprs_0)
| ~ sub(c12,name_1_1)
| ~ sub(C,V6)
| ~ obj(F,B)
| ~ attr(B,E)
| ~ attr(B,D)
| ~ arg2(A,C)
| ~ arg1(A,B) ),
inference(resolve,[status(thm)],[c_244,c_350]) ).
cnf(c_353,negated_conjecture,
( ~ subr(A,rprs_0)
| ~ sub(C,V6)
| ~ obj(F,B)
| ~ attr(B,E)
| ~ attr(B,D)
| ~ arg2(A,C)
| ~ arg1(A,B) ),
inference(resolve,[status(thm)],[c_246,c_3814]) ).
cnf(c_474,plain,
( ~ subr(A,rprs_0)
| ~ sub(B,E)
| ~ obj(D,c11)
| ~ attr(c11,C)
| ~ arg2(A,B)
| ~ arg1(A,c11) ),
inference(resolve,[status(thm)],[c_353,c_244]) ).
cnf(c_542,plain,
( ~ subr(A,rprs_0)
| ~ sub(B,D)
| ~ obj(C,c11)
| ~ arg2(A,B)
| ~ arg1(A,c11) ),
inference(resolve,[status(thm)],[c_474,c_244]) ).
cnf(c_1209,plain,
arg1(sK3(c11,stadt__1_1),c11),
inference(resolve,[status(thm)],[c_237,c_245]) ).
cnf(c_1322,plain,
arg2(sK3(c11,stadt__1_1),stadt__1_1),
inference(resolve,[status(thm)],[c_238,c_245]) ).
cnf(c_1349,plain,
subr(sK3(c11,stadt__1_1),sub_0),
inference(resolve,[status(thm)],[c_239,c_245]) ).
cnf(c_3815,plain,
( subr(sK0(sK3(c11,stadt__1_1),c11,A),rprs_0)
| ~ subr(sK3(c11,stadt__1_1),sub_0)
| ~ arg2(sK3(c11,stadt__1_1),A) ),
inference(resolve,[status(thm)],[c_235,c_1209]) ).
cnf(c_3816,plain,
( subr(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),rprs_0)
| ~ subr(sK3(c11,stadt__1_1),sub_0) ),
inference(resolve,[status(thm)],[c_3815,c_1322]) ).
cnf(c_3262,plain,
subr(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),rprs_0),
inference(resolve,[status(thm)],[c_3816,c_1349]) ).
cnf(c_3817,plain,
( sub(sK1(sK3(c11,stadt__1_1),c11,A),A)
| ~ subr(sK3(c11,stadt__1_1),sub_0)
| ~ arg2(sK3(c11,stadt__1_1),A) ),
inference(resolve,[status(thm)],[c_234,c_1209]) ).
cnf(c_3818,plain,
( sub(sK1(sK3(c11,stadt__1_1),c11,stadt__1_1),stadt__1_1)
| ~ subr(sK3(c11,stadt__1_1),sub_0) ),
inference(resolve,[status(thm)],[c_3817,c_1322]) ).
cnf(c_3263,plain,
sub(sK1(sK3(c11,stadt__1_1),c11,stadt__1_1),stadt__1_1),
inference(resolve,[status(thm)],[c_3818,c_1349]) ).
cnf(c_3819,plain,
( obj(sK2(sK3(c11,stadt__1_1),c11,A),c11)
| ~ subr(sK3(c11,stadt__1_1),sub_0)
| ~ arg2(sK3(c11,stadt__1_1),A) ),
inference(resolve,[status(thm)],[c_233,c_1209]) ).
cnf(c_3820,plain,
( obj(sK2(sK3(c11,stadt__1_1),c11,stadt__1_1),c11)
| ~ subr(sK3(c11,stadt__1_1),sub_0) ),
inference(resolve,[status(thm)],[c_3819,c_1322]) ).
cnf(c_3264,plain,
obj(sK2(sK3(c11,stadt__1_1),c11,stadt__1_1),c11),
inference(resolve,[status(thm)],[c_3820,c_1349]) ).
cnf(c_3821,plain,
( arg2(sK0(sK3(c11,stadt__1_1),c11,A),sK1(sK3(c11,stadt__1_1),c11,A))
| ~ subr(sK3(c11,stadt__1_1),sub_0)
| ~ arg2(sK3(c11,stadt__1_1),A) ),
inference(resolve,[status(thm)],[c_230,c_1209]) ).
cnf(c_3822,plain,
( arg2(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),sK1(sK3(c11,stadt__1_1),c11,stadt__1_1))
| ~ subr(sK3(c11,stadt__1_1),sub_0) ),
inference(resolve,[status(thm)],[c_3821,c_1322]) ).
cnf(c_3267,plain,
arg2(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),sK1(sK3(c11,stadt__1_1),c11,stadt__1_1)),
inference(resolve,[status(thm)],[c_3822,c_1349]) ).
cnf(c_3823,plain,
( arg1(sK0(sK3(c11,stadt__1_1),c11,A),c11)
| ~ subr(sK3(c11,stadt__1_1),sub_0)
| ~ arg2(sK3(c11,stadt__1_1),A) ),
inference(resolve,[status(thm)],[c_229,c_1209]) ).
cnf(c_3824,plain,
( arg1(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),c11)
| ~ subr(sK3(c11,stadt__1_1),sub_0) ),
inference(resolve,[status(thm)],[c_3823,c_1322]) ).
cnf(c_3268,plain,
arg1(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),c11),
inference(resolve,[status(thm)],[c_3824,c_1349]) ).
cnf(c_3825,plain,
( ~ subr(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),rprs_0)
| ~ sub(A,C)
| ~ obj(B,c11)
| ~ arg2(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),A) ),
inference(resolve,[status(thm)],[c_542,c_3268]) ).
cnf(c_3826,plain,
( ~ subr(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),rprs_0)
| ~ sub(A,B)
| ~ arg2(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),A) ),
inference(resolve,[status(thm)],[c_3825,c_3264]) ).
cnf(c_3827,plain,
( ~ subr(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),rprs_0)
| ~ arg2(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),sK1(sK3(c11,stadt__1_1),c11,stadt__1_1)) ),
inference(resolve,[status(thm)],[c_3826,c_3263]) ).
cnf(c_3828,plain,
~ arg2(sK0(sK3(c11,stadt__1_1),c11,stadt__1_1),sK1(sK3(c11,stadt__1_1),c11,stadt__1_1)),
inference(resolve,[status(thm)],[c_3827,c_3262]) ).
cnf(c_3813,plain,
$false,
inference(resolve,[status(thm)],[c_3267,c_3828]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CSR116+30 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04 % Command : prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/5.38 % Computer : n014.cluster.edu
% 0.09/5.38 % Model : x86_64 x86_64
% 0.09/5.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/5.38 % Memory : 8046.5625MB
% 0.09/5.38 % OS : Linux 6.8.0-71-generic
% 0.09/5.38 % CPULimit : 300
% 0.09/5.38 % WCLimit : 300
% 0.09/5.38 % DateTime : Sun Sep 27 01:14:51 UTC 2026
% 0.09/5.38 % CPUTime :
% 0.09/5.39 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.09/5.39 % Process 300702 was started by sandbox on n014,
% 0.09/5.39 % Sun Sep 27 01:14:51 2026
% 0.09/5.39 % The command was "/export/starexec/sandbox/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p".
% 8.88/6.78
% 8.88/6.78 % SInE (scan): 77 to sos (tol 1.5x), 25 to usable (tol 2.0x), 10086 zapped, of 10188 axioms (depth 3).
% 8.88/6.78
% 8.88/6.78 % From the command line: assign(max_seconds, 300).
% 8.88/6.78
% 8.88/6.78 % given #500 (T,wt=5): 677 sort_leq(c20,ta). [ur(175,a,310,a,b,176,a)].
% 8.88/6.78
% 8.88/6.78 % SZS status Theorem for theBenchmark
% 8.88/6.78
% 8.88/6.78 % Proof 1 at 0.98 (+ 0.28) seconds.
% 8.88/6.78 % Length of proof is 28.
% 8.88/6.78 % Level of proof is 5.
% 8.88/6.78 % Maximum clause weight is 112.000.
% 8.88/6.78 % Given clauses 842.
% 8.88/6.78
% 8.88/6.78 % SZS output start CNFRefutation for theBenchmark
% See solution above
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