%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : CSR115+97 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n007.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 07:07:50 AM UTC 2026
% Result : Theorem 2.77s 0.87s
% Output : CNFRefutation 2.77s
% Verified :
% SZS Type : Refutation
% Derivation depth : 17
% Number of leaves : 5
% Syntax : Number of formulae : 34 ( 12 unt; 0 def)
% Number of atoms : 435 ( 0 equ)
% Maximal formula atoms : 271 ( 12 avg)
% Number of connectives : 512 ( 111 ~; 97 |; 302 &)
% ( 0 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 271 ( 14 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 20 ( 19 usr; 1 prp; 0-10 aty)
% Number of functors : 71 ( 71 usr; 69 con; 0-3 aty)
% Number of variables : 97 ( 15 sgn 26 !; 16 ?)
% Comments :
%------------------------------------------------------------------------------
fof(member_first,axiom,
! [X0,X1] : member(X0,cons(X0,X1)),
file('theBenchmark.p',member_first) ).
fof(member_second,axiom,
! [X0,X1,X2] :
( member(X0,X2)
=> member(X0,cons(X1,X2)) ),
file('theBenchmark.p',member_second) ).
fof(ave07_era5_synth_qa07_007_mw3_195,axiom,
( varia(c745,varia_c)
& refer(c745,refer_c)
& quant(c745,quant_c)
& gener(c745,gener_c)
& fact(c745,real)
& etype(c745,etype_c)
& card(c745,card_c)
& sort(c745,ent)
& sort(hans_0,fe)
& varia(eigenname_1_1,varia_c)
& refer(eigenname_1_1,refer_c)
& quant(eigenname_1_1,one)
& gener(eigenname_1_1,ge)
& fact(eigenname_1_1,real)
& etype(eigenname_1_1,int0)
& card(eigenname_1_1,int1)
& sort(eigenname_1_1,na)
& varia(mensch_1_1,varia_c)
& refer(mensch_1_1,refer_c)
& quant(mensch_1_1,one)
& gener(mensch_1_1,ge)
& fact(mensch_1_1,real)
& etype(mensch_1_1,int0)
& card(mensch_1_1,int1)
& sort(mensch_1_1,d)
& varia(c714,varia_c)
& refer(c714,indet)
& quant(c714,one)
& gener(c714,sp)
& fact(c714,real)
& etype(c714,int0)
& card(c714,int1)
& sort(c714,na)
& varia(c713,con)
& refer(c713,det)
& quant(c713,one)
& gener(c713,sp)
& fact(c713,real)
& etype(c713,int0)
& card(c713,int1)
& sort(c713,d)
& varia(glas_1_1,varia_c)
& refer(glas_1_1,refer_c)
& quant(glas_1_1,one)
& gener(glas_1_1,ge)
& fact(glas_1_1,real)
& etype(glas_1_1,int0)
& card(glas_1_1,int1)
& sort(glas_1_1,s)
& varia(c711,varia_c)
& refer(c711,refer_c)
& quant(c711,one)
& gener(c711,gener_c)
& fact(c711,real)
& etype(c711,int0)
& card(c711,int1)
& sort(c711,s)
& varia(c705,con)
& refer(c705,det)
& quant(c705,one)
& gener(c705,sp)
& fact(c705,real)
& etype(c705,int0)
& card(c705,int1)
& sort(c705,io)
& sort(c705,d)
& sort(bmw_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(firma_1_1,varia_c)
& refer(firma_1_1,refer_c)
& quant(firma_1_1,one)
& gener(firma_1_1,ge)
& fact(firma_1_1,real)
& etype(firma_1_1,int0)
& card(firma_1_1,int1)
& sort(firma_1_1,io)
& sort(firma_1_1,d)
& varia(c704,varia_c)
& refer(c704,indet)
& quant(c704,one)
& gener(c704,sp)
& fact(c704,real)
& etype(c704,int0)
& card(c704,int1)
& sort(c704,na)
& varia(c703,con)
& refer(c703,det)
& quant(c703,one)
& gener(c703,sp)
& fact(c703,real)
& etype(c703,int0)
& card(c703,int1)
& sort(c703,io)
& sort(c703,d)
& card(c659,int6)
& sort(c659,nu)
& varia(c663,varia_c)
& refer(c663,refer_c)
& quant(c663,quant_c)
& gener(c663,gener_c)
& fact(c663,real)
& etype(c663,etype_c)
& card(c663,card_c)
& sort(c663,ta)
& sort(c663,m)
& card(c654,int2)
& sort(c654,nu)
& varia(c658,varia_c)
& refer(c658,refer_c)
& quant(c658,quant_c)
& gener(c658,gener_c)
& fact(c658,real)
& etype(c658,etype_c)
& card(c658,card_c)
& sort(c658,ta)
& sort(c658,m)
& card(c648,int1969)
& sort(c648,nu)
& varia(jahr__1_1,varia_c)
& refer(jahr__1_1,refer_c)
& quant(jahr__1_1,quant_c)
& gener(jahr__1_1,ge)
& fact(jahr__1_1,real)
& etype(jahr__1_1,etype_c)
& card(jahr__1_1,card_c)
& sort(jahr__1_1,ta)
& sort(jahr__1_1,oa)
& sort(jahr__1_1,me)
& card(c647,int6)
& sort(c647,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(c646,int30)
& sort(c646,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(c652,varia_c)
& refer(c652,refer_c)
& quant(c652,quant_c)
& gener(c652,sp)
& fact(c652,real)
& etype(c652,etype_c)
& card(c652,card_c)
& sort(c652,ta)
& sort(c652,oa)
& sort(c652,me)
& varia(c651,varia_c)
& refer(c651,refer_c)
& quant(c651,quant_c)
& gener(c651,sp)
& fact(c651,real)
& etype(c651,etype_c)
& card(c651,card_c)
& sort(c651,ta)
& sort(c651,oa)
& sort(c651,me)
& varia(c650,varia_c)
& refer(c650,refer_c)
& quant(c650,quant_c)
& gener(c650,sp)
& fact(c650,real)
& etype(c650,etype_c)
& card(c650,card_c)
& sort(c650,ta)
& sort(c650,oa)
& sort(c650,me)
& varia(c649,con)
& refer(c649,det)
& quant(c649,one)
& gener(c649,sp)
& fact(c649,real)
& etype(c649,int0)
& card(c649,int1)
& sort(c649,t)
& varia(man_1_1,varia_c)
& refer(man_1_1,refer_c)
& quant(man_1_1,one)
& gener(man_1_1,ge)
& fact(man_1_1,real)
& etype(man_1_1,int0)
& card(man_1_1,int1)
& sort(man_1_1,d)
& varia(c640,varia_c)
& refer(c640,refer_c)
& quant(c640,one)
& gener(c640,ge)
& fact(c640,real)
& etype(c640,int0)
& card(c640,int1)
& sort(c640,d)
& varia(goggomobil_1_1,varia_c)
& refer(goggomobil_1_1,refer_c)
& quant(goggomobil_1_1,one)
& gener(goggomobil_1_1,ge)
& fact(goggomobil_1_1,real)
& etype(goggomobil_1_1,int0)
& card(goggomobil_1_1,int1)
& sort(goggomobil_1_1,o)
& varia(c634,con)
& refer(c634,det)
& quant(c634,one)
& gener(c634,sp)
& fact(c634,real)
& etype(c634,int0)
& card(c634,int1)
& sort(c634,o)
& varia(bau_1_1,varia_c)
& refer(bau_1_1,refer_c)
& quant(bau_1_1,one)
& gener(bau_1_1,ge)
& fact(bau_1_1,real)
& etype(bau_1_1,int0)
& card(bau_1_1,int1)
& sort(bau_1_1,d)
& varia(c631,con)
& refer(c631,det)
& quant(c631,one)
& gener(c631,sp)
& fact(c631,real)
& etype(c631,int0)
& card(c631,int1)
& sort(c631,d)
& tupl_p10(c745,c631,c640,c649,c658,c663,c703,c705,c713,c711)
& val(c714,hans_0)
& sub(c714,eigenname_1_1)
& sub(c713,mensch_1_1)
& attr(c713,c714)
& sub(c711,glas_1_1)
& sub(c705,firma_1_1)
& val(c704,bmw_0)
& sub(c704,name_1_1)
& sub(c703,firma_1_1)
& attr(c703,c704)
& quant_p3(c663,c659,monat_1_1)
& quant_p3(c658,c654,jahr__1_1)
& val(c652,c648)
& sub(c652,jahr__1_1)
& val(c651,c647)
& sub(c651,monat_1_1)
& val(c650,c646)
& sub(c650,tag_1_1)
& attr(c649,c652)
& attr(c649,c651)
& attr(c649,c650)
& sub(c640,man_1_1)
& sub(c634,goggomobil_1_1)
& attch(c634,c631)
& sub(c631,bau_1_1) ),
file('theBenchmark.p',ave07_era5_synth_qa07_007_mw3_195) ).
fof(attr_name__abk__374rzung_stehen_1_b_f__374r,axiom,
! [X0,X1,X2] :
( ( sub(X0,X1)
& member(X1,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
& attr(X2,X0) )
=> ? [X3] :
( subs(X3,stehen_1_b)
& scar(X3,X2)
& obj(X3,X2)
& mcont(X3,X2) ) ),
file('theBenchmark.p',attr_name__abk__374rzung_stehen_1_b_f__374r) ).
fof(synth_qa07_007_mw3_195,conjecture,
? [X0,X1,X2,X3,X4,X5,X6] :
( val(X2,bmw_0)
& val(X1,bmw_0)
& sub(X6,jahr__1_1)
& sub(X2,name_1_1)
& sub(X0,firma_1_1)
& sub(X1,name_1_1)
& obj(X4,X0)
& attr(X5,X6)
& attr(X3,X2)
& attr(X0,X1) ),
file('theBenchmark.p',synth_qa07_007_mw3_195) ).
fof(synth_qa07_007_mw3_195_neg,negated_conjecture,
~ ? [X0,X1,X2,X3,X4,X5,X6] :
( val(X2,bmw_0)
& val(X1,bmw_0)
& sub(X6,jahr__1_1)
& sub(X2,name_1_1)
& sub(X0,firma_1_1)
& sub(X1,name_1_1)
& obj(X4,X0)
& attr(X5,X6)
& attr(X3,X2)
& attr(X0,X1) ),
inference(assume_negation,[status(cth)],[synth_qa07_007_mw3_195]) ).
fof(nnf_54,plain,
! [X0,X1,X2] :
( ? [X3] :
( subs(X3,stehen_1_b)
& scar(X3,X2)
& obj(X3,X2)
& mcont(X3,X2) )
| ~ sub(X0,X1)
| ~ member(X1,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(X2,X0) ),
inference(fof_nnf,[status(thm)],[attr_name__abk__374rzung_stehen_1_b_f__374r]) ).
fof(sk_attr_name__abk__374rzung_stehen_1_b_f__374r_sk,plain,
! [X0,X1,X2] :
( ( subs(sK0(X0,X1,X2),stehen_1_b)
& scar(sK0(X0,X1,X2),X2)
& obj(sK0(X0,X1,X2),X2)
& mcont(sK0(X0,X1,X2),X2) )
| ~ sub(X0,X1)
| ~ member(X1,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(X2,X0) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0]),skolemize(X3,sK0(X0,X1,X2))],[nnf_54]) ).
fof(sk_attr_name__abk__374rzung_stehen_1_b_f__374r,plain,
( ! [VAR_0,VAR_1,VAR_2] :
( subs(sK0(VAR_1,VAR_2,VAR_0),stehen_1_b)
| ~ sub(VAR_1,VAR_2)
| ~ member(VAR_2,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( scar(sK0(VAR_1,VAR_2,VAR_0),VAR_0)
| ~ sub(VAR_1,VAR_2)
| ~ member(VAR_2,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( obj(sK0(VAR_1,VAR_2,VAR_0),VAR_0)
| ~ sub(VAR_1,VAR_2)
| ~ member(VAR_2,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(VAR_0,VAR_1) )
& ! [VAR_0,VAR_1,VAR_2] :
( mcont(sK0(VAR_1,VAR_2,VAR_0),VAR_0)
| ~ sub(VAR_1,VAR_2)
| ~ member(VAR_2,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(VAR_0,VAR_1) ) ),
inference(cnf_transformation,[status(thm)],[sk_attr_name__abk__374rzung_stehen_1_b_f__374r_sk]) ).
cnf(c_103,plain,
( obj(sK0(B,C,A),A)
| ~ sub(B,C)
| ~ member(C,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(A,B) ),
inference(split_conjunct,[status(thm)],[sk_attr_name__abk__374rzung_stehen_1_b_f__374r]) ).
cnf(c_139,plain,
member(A,cons(A,B)),
inference(clausify,[status(thm)],[member_first]) ).
cnf(c_140,plain,
( member(A,cons(C,B))
| ~ member(A,B) ),
inference(clausify,[status(thm)],[member_second]) ).
cnf(c_223,plain,
attr(c649,c652),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_007_mw3_195]) ).
cnf(c_228,plain,
sub(c652,jahr__1_1),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_007_mw3_195]) ).
cnf(c_232,plain,
attr(c703,c704),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_007_mw3_195]) ).
cnf(c_233,plain,
sub(c703,firma_1_1),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_007_mw3_195]) ).
cnf(c_234,plain,
sub(c704,name_1_1),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_007_mw3_195]) ).
cnf(c_235,plain,
val(c704,bmw_0),
inference(clausify,[status(thm)],[ave07_era5_synth_qa07_007_mw3_195]) ).
cnf(c_488,negated_conjecture,
( ~ val(D,bmw_0)
| ~ val(B,bmw_0)
| ~ sub(F,jahr__1_1)
| ~ sub(D,name_1_1)
| ~ sub(A,firma_1_1)
| ~ sub(B,name_1_1)
| ~ obj(V6,A)
| ~ attr(E,F)
| ~ attr(C,D)
| ~ attr(A,B) ),
inference(clausify,[status(thm)],[synth_qa07_007_mw3_195_neg]) ).
cnf(c_489,plain,
member(A,cons(B,cons(A,C))),
inference(resolve,[status(thm)],[c_140,c_139]) ).
cnf(c_498,plain,
( ~ sub(V6,V7)
| ~ member(V7,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(A,V6)
| ~ val(D,bmw_0)
| ~ val(B,bmw_0)
| ~ sub(F,jahr__1_1)
| ~ sub(D,name_1_1)
| ~ sub(A,firma_1_1)
| ~ sub(B,name_1_1)
| ~ attr(E,F)
| ~ attr(C,D)
| ~ attr(A,B) ),
inference(resolve,[status(thm)],[c_488,c_103]) ).
cnf(c_3014,plain,
member(A,cons(B,cons(C,cons(A,D)))),
inference(resolve,[status(thm)],[c_140,c_489]) ).
cnf(c_3083,plain,
( ~ sub(E,F)
| ~ member(F,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,E)
| ~ val(B,bmw_0)
| ~ val(c704,bmw_0)
| ~ sub(D,jahr__1_1)
| ~ sub(B,name_1_1)
| ~ sub(c703,firma_1_1)
| ~ sub(c704,name_1_1)
| ~ attr(C,D)
| ~ attr(A,B) ),
inference(resolve,[status(thm)],[c_498,c_232]) ).
cnf(c_3084,plain,
( ~ sub(C,D)
| ~ member(D,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,C)
| ~ val(c704,bmw_0)
| ~ val(c704,bmw_0)
| ~ sub(B,jahr__1_1)
| ~ sub(c704,name_1_1)
| ~ sub(c703,firma_1_1)
| ~ sub(c704,name_1_1)
| ~ attr(A,B) ),
inference(resolve,[status(thm)],[c_3083,c_232]) ).
cnf(c_3085,plain,
( ~ sub(A,B)
| ~ member(B,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,A)
| ~ val(c704,bmw_0)
| ~ val(c704,bmw_0)
| ~ sub(c652,jahr__1_1)
| ~ sub(c704,name_1_1)
| ~ sub(c703,firma_1_1)
| ~ sub(c704,name_1_1) ),
inference(resolve,[status(thm)],[c_3084,c_223]) ).
cnf(c_3086,plain,
( ~ sub(A,B)
| ~ member(B,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,A)
| ~ val(c704,bmw_0)
| ~ val(c704,bmw_0)
| ~ sub(c652,jahr__1_1)
| ~ sub(c704,name_1_1)
| ~ sub(c703,firma_1_1) ),
inference(resolve,[status(thm)],[c_3085,c_234]) ).
cnf(c_3087,plain,
( ~ sub(A,B)
| ~ member(B,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,A)
| ~ val(c704,bmw_0)
| ~ val(c704,bmw_0)
| ~ sub(c652,jahr__1_1)
| ~ sub(c704,name_1_1) ),
inference(resolve,[status(thm)],[c_3086,c_233]) ).
cnf(c_3088,plain,
( ~ sub(A,B)
| ~ member(B,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,A)
| ~ val(c704,bmw_0)
| ~ val(c704,bmw_0)
| ~ sub(c652,jahr__1_1) ),
inference(resolve,[status(thm)],[c_3087,c_234]) ).
cnf(c_3089,plain,
( ~ sub(A,B)
| ~ member(B,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,A)
| ~ val(c704,bmw_0)
| ~ val(c704,bmw_0) ),
inference(resolve,[status(thm)],[c_3088,c_228]) ).
cnf(c_3090,plain,
( ~ sub(A,B)
| ~ member(B,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,A)
| ~ val(c704,bmw_0) ),
inference(resolve,[status(thm)],[c_3089,c_235]) ).
cnf(c_3091,plain,
( ~ sub(A,B)
| ~ member(B,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil))))
| ~ attr(c703,A) ),
inference(resolve,[status(thm)],[c_3090,c_235]) ).
cnf(c_3092,plain,
( ~ sub(c704,A)
| ~ member(A,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil)))) ),
inference(resolve,[status(thm)],[c_3091,c_232]) ).
cnf(c_3093,plain,
~ member(name_1_1,cons(eigenname_1_1,cons(familiename_1_1,cons(name_1_1,nil)))),
inference(resolve,[status(thm)],[c_3092,c_234]) ).
cnf(c_3082,plain,
$false,
inference(resolve,[status(thm)],[c_3014,c_3093]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CSR115+97 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.03 % Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.34 % Computer : n007.cluster.edu
% 0.10/0.34 % Model : x86_64 x86_64
% 0.10/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.34 % Memory : 8046.5625MB
% 0.10/0.34 % OS : Linux 6.8.0-71-generic
% 0.10/0.34 % CPULimit : 300
% 0.10/0.34 % WCLimit : 300
% 0.10/0.34 % DateTime : Sun Sep 27 01:11:24 UTC 2026
% 0.10/0.35 % CPUTime :
% 0.10/0.35 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.10/0.35 % Process 906553 was started by sandbox2 on n007,
% 0.10/0.35 % Sun Sep 27 01:11:24 2026
% 0.10/0.35 % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 2.77/0.87
% 2.77/0.87 % SInE (scan): 80 to sos (tol 1.5x), 18 to usable (tol 2.0x), 10090 zapped, of 10188 axioms (depth 3).
% 2.77/0.87
% 2.77/0.87 % From the command line: assign(max_seconds, 300).
% 2.77/0.87
% 2.77/0.87 % given #500 (F,wt=20): 1571 -obj(A,c703) | -state_adjective_state_binding(national__1_1,bmw_0) | -attch(c713,B) | -sub(mensch_1_1,C) | -sub(C,land_1_1). [resolve(1517,d,179,c)].
% 2.77/0.87
% 2.77/0.87 % SZS status Theorem for theBenchmark
% 2.77/0.87
% 2.77/0.87 % Proof 1 at 0.36 (+ 0.07) seconds.
% 2.77/0.87 % Length of proof is 19.
% 2.77/0.87 % Level of proof is 4.
% 2.77/0.87 % Maximum clause weight is 118.000.
% 2.77/0.87 % Given clauses 510.
% 2.77/0.87
% 2.77/0.87 % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------