%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC053-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n018.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 : Fri Sep 25 03:07:41 PM UTC 2026
% Result : Unsatisfiable 4.83s 2.20s
% Output : CNFRefutation 4.83s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f249ERROR: Could not build tree for root c_24605ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(f8,axiom,
ssList(nil),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause8) ).
fof(f51,axiom,
! [X0,X1] : ssList(skaf45(X0,X1)),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause51) ).
fof(f74,axiom,
! [X0] :
( app(nil,X0) = X0
| ~ ssList(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause74) ).
fof(f121,axiom,
! [X0,X1] :
( nil = X0
| ~ ssList(X0)
| ~ ssList(X1)
| app(X0,X1) != nil ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause118) ).
fof(f122,plain,
! [X0,X1] :
( nil = X0
| ~ ssList(X0)
| ~ ssList(X1)
| nil != app(X0,X1) ),
inference(reorient_equations,[],[f121]) ).
fof(f143,axiom,
! [X0,X1] :
( app(X1,skaf45(X0,X1)) = X0
| ~ ssList(X0)
| ~ ssList(X1)
| ~ frontsegP(X0,X1) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause132) ).
fof(f187,axiom,
! [X2,X3,X0,X1] :
( segmentP(X3,X1)
| ~ ssList(X3)
| ~ ssList(X1)
| ~ ssList(X0)
| ~ ssList(X2)
| app(app(X0,X1),X2) != X3 ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause173) ).
fof(f202,negated_conjecture,
ssList(sk3),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_3) ).
fof(f203,negated_conjecture,
ssList(sk4),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_4) ).
fof(f204,negated_conjecture,
sk2 = sk4,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).
fof(f205,negated_conjecture,
sk1 = sk3,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).
fof(f206,negated_conjecture,
( nil = sk4
| ssList(sk5) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).
fof(f207,negated_conjecture,
( nil = sk3
| ssList(sk5) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).
fof(f208,negated_conjecture,
( nil = sk4
| neq(sk5,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_9) ).
fof(f209,negated_conjecture,
( nil = sk4
| frontsegP(sk4,sk5) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_10) ).
fof(f210,negated_conjecture,
( nil = sk4
| frontsegP(sk3,sk5) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_11) ).
fof(f211,negated_conjecture,
( nil = sk3
| neq(sk5,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_12) ).
fof(f212,negated_conjecture,
( nil = sk3
| frontsegP(sk4,sk5) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_13) ).
fof(f213,negated_conjecture,
( nil = sk3
| frontsegP(sk3,sk5) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_14) ).
fof(f215,negated_conjecture,
! [X0] :
( ~ segmentP(sk1,X0)
| ~ segmentP(sk2,X0)
| ~ neq(X0,nil)
| ~ ssList(X0)
| nil = sk2 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_16) ).
fof(f216,negated_conjecture,
( neq(sk2,nil)
| nil != sk1 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_17) ).
fof(f217,negated_conjecture,
! [X0] :
( ~ segmentP(sk1,X0)
| ~ segmentP(sk2,X0)
| ~ neq(X0,nil)
| ~ ssList(X0)
| nil != sk1 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_18) ).
fof(f221,plain,
! [X0] :
( ~ segmentP(sk3,X0)
| ~ segmentP(sk4,X0)
| ~ neq(X0,nil)
| ~ ssList(X0)
| nil = sk4 ),
inference(definition_unfolding,[],[f215,f204,f204,f205]) ).
fof(f222,plain,
( neq(sk4,nil)
| nil != sk3 ),
inference(definition_unfolding,[],[f216,f205,f204]) ).
fof(f223,plain,
! [X0] :
( ~ segmentP(sk3,X0)
| ~ segmentP(sk4,X0)
| ~ neq(X0,nil)
| ~ ssList(X0)
| nil != sk3 ),
inference(definition_unfolding,[],[f217,f205,f204,f205]) ).
fof(f238,plain,
! [X2,X0,X1] :
( segmentP(app(app(X0,X1),X2),X1)
| ~ ssList(app(app(X0,X1),X2))
| ~ ssList(X1)
| ~ ssList(X0)
| ~ ssList(X2) ),
inference(equality_resolution,[],[f187]) ).
tcf(c_259,plain,
ssList(nil),
inference(cnf_transformation,[],[f8]) ).
tcf(c_302,plain,
! [X0: $i,X1: $i] : ssList(skaf45(X0,X1)),
inference(cnf_transformation,[],[f51]) ).
tcf(c_325,plain,
! [X0: $i] :
( ( app(nil,X0) = X0 )
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f74]) ).
tcf(c_366,plain,
! [X0: $i] :
( ~ ssList(X0)
| ~ neq(X0,X0) ),
inference(cnf_transformation,[],[f249]) ).
tcf(c_369,plain,
! [X0: $i,X1: $i] :
( ( X0 = nil )
| ~ ssList(X1)
| ~ ssList(X0)
| ( app(X0,X1) != nil ) ),
inference(cnf_transformation,[],[f122]) ).
tcf(c_383,plain,
! [X0: $i,X1: $i] :
( ( app(X1,skaf45(X0,X1)) = X0 )
| ~ ssList(X1)
| ~ ssList(X0)
| ~ frontsegP(X0,X1) ),
inference(cnf_transformation,[],[f143]) ).
tcf(c_424,plain,
! [X0: $i,X1: $i,X2: $i] :
( segmentP(app(app(X0,X1),X2),X1)
| ~ ssList(X2)
| ~ ssList(X1)
| ~ ssList(X0)
| ~ ssList(app(app(X0,X1),X2)) ),
inference(cnf_transformation,[],[f238]) ).
tcf(c_439,negated_conjecture,
ssList(sk3),
inference(cnf_transformation,[],[f202]) ).
tcf(c_440,negated_conjecture,
ssList(sk4),
inference(cnf_transformation,[],[f203]) ).
tcf(c_441,negated_conjecture,
( ssList(sk5)
| ( sk4 = nil ) ),
inference(cnf_transformation,[],[f206]) ).
tcf(c_442,negated_conjecture,
( ssList(sk5)
| ( sk3 = nil ) ),
inference(cnf_transformation,[],[f207]) ).
tcf(c_443,negated_conjecture,
( neq(sk5,nil)
| ( sk4 = nil ) ),
inference(cnf_transformation,[],[f208]) ).
tcf(c_444,negated_conjecture,
( frontsegP(sk4,sk5)
| ( sk4 = nil ) ),
inference(cnf_transformation,[],[f209]) ).
tcf(c_445,negated_conjecture,
( frontsegP(sk3,sk5)
| ( sk4 = nil ) ),
inference(cnf_transformation,[],[f210]) ).
tcf(c_446,negated_conjecture,
( neq(sk5,nil)
| ( sk3 = nil ) ),
inference(cnf_transformation,[],[f211]) ).
tcf(c_447,negated_conjecture,
( frontsegP(sk4,sk5)
| ( sk3 = nil ) ),
inference(cnf_transformation,[],[f212]) ).
tcf(c_448,negated_conjecture,
( frontsegP(sk3,sk5)
| ( sk3 = nil ) ),
inference(cnf_transformation,[],[f213]) ).
tcf(c_450,negated_conjecture,
! [X0: $i] :
( ( sk4 = nil )
| ~ ssList(X0)
| ~ segmentP(sk4,X0)
| ~ segmentP(sk3,X0)
| ~ neq(X0,nil) ),
inference(cnf_transformation,[],[f221]) ).
tcf(c_451,negated_conjecture,
( neq(sk4,nil)
| ( sk3 != nil ) ),
inference(cnf_transformation,[],[f222]) ).
tcf(c_452,negated_conjecture,
! [X0: $i] :
( ~ ssList(X0)
| ~ segmentP(sk4,X0)
| ~ segmentP(sk3,X0)
| ~ neq(X0,nil)
| ( sk3 != nil ) ),
inference(cnf_transformation,[],[f223]) ).
tcf(c_3654,plain,
! [X0: $i] :
( ( sk4 = nil )
| ( sk3 = nil )
| ~ ssList(X0)
| ~ segmentP(sk4,X0)
| ~ segmentP(sk3,X0)
| ( nil != nil )
| ( X0 != sk5 ) ),
inference(resolution_lifted,[status(thm)],[c_446,c_450]) ).
tcf(c_3655,plain,
( ( sk4 = nil )
| ( sk3 = nil )
| ~ ssList(sk5)
| ~ segmentP(sk4,sk5)
| ~ segmentP(sk3,sk5) ),
inference(unflattening,[status(thm)],[c_3654]) ).
tcf(c_3656,plain,
( ( sk4 = nil )
| ( sk3 = nil )
| ~ segmentP(sk3,sk5)
| ~ segmentP(sk4,sk5) ),
inference(global_subsumption_just,[status(thm)],[c_3655,c_442,c_3655]) ).
tcf(c_3657,plain,
( ( sk4 = nil )
| ( sk3 = nil )
| ~ segmentP(sk4,sk5)
| ~ segmentP(sk3,sk5) ),
inference(renaming,[status(thm)],[c_3656]) ).
tcf(c_3670,plain,
! [X0: $i] :
( ( sk4 = nil )
| ~ ssList(X0)
| ~ segmentP(sk4,X0)
| ~ segmentP(sk3,X0)
| ( nil != nil )
| ( sk3 != nil )
| ( X0 != sk5 ) ),
inference(resolution_lifted,[status(thm)],[c_443,c_452]) ).
tcf(c_3671,plain,
( ( sk4 = nil )
| ~ ssList(sk5)
| ~ segmentP(sk4,sk5)
| ~ segmentP(sk3,sk5)
| ( sk3 != nil ) ),
inference(unflattening,[status(thm)],[c_3670]) ).
tcf(c_3672,plain,
( ( sk4 = nil )
| ~ segmentP(sk3,sk5)
| ~ segmentP(sk4,sk5) ),
inference(global_subsumption_just,[status(thm)],[c_3671,c_441,c_3657,c_3671]) ).
tcf(c_3673,plain,
( ( sk4 = nil )
| ~ segmentP(sk4,sk5)
| ~ segmentP(sk3,sk5) ),
inference(renaming,[status(thm)],[c_3672]) ).
tcf(c_3698,plain,
! [X0: $i] :
( ( sk3 = nil )
| ~ ssList(X0)
| ( X0 != nil )
| ( X0 != sk5 ) ),
inference(resolution_lifted,[status(thm)],[c_446,c_366]) ).
tcf(c_3699,plain,
( ( sk3 = nil )
| ~ ssList(sk5)
| ( sk5 != nil ) ),
inference(unflattening,[status(thm)],[c_3698]) ).
tcf(c_3700,plain,
( ( sk3 = nil )
| ( sk5 != nil ) ),
inference(global_subsumption_just,[status(thm)],[c_3699,c_442,c_3699]) ).
tcf(c_3719,plain,
! [X0: $i] :
( ( sk4 = nil )
| ~ ssList(X0)
| ( X0 != nil )
| ( X0 != sk5 ) ),
inference(resolution_lifted,[status(thm)],[c_443,c_366]) ).
tcf(c_3720,plain,
( ( sk4 = nil )
| ~ ssList(sk5)
| ( sk5 != nil ) ),
inference(unflattening,[status(thm)],[c_3719]) ).
tcf(c_3721,plain,
( ( sk4 = nil )
| ( sk5 != nil ) ),
inference(global_subsumption_just,[status(thm)],[c_3720,c_441,c_3720]) ).
tcf(c_3868,plain,
! [X0: $i] :
( ~ ssList(X0)
| ( sk3 != nil )
| ( X0 != nil )
| ( X0 != sk4 ) ),
inference(resolution_lifted,[status(thm)],[c_366,c_451]) ).
tcf(c_3869,plain,
( ~ ssList(sk4)
| ( sk4 != nil )
| ( sk3 != nil ) ),
inference(unflattening,[status(thm)],[c_3868]) ).
tcf(c_3905,plain,
sk5 != nil,
inference(global_subsumption_just,[status(thm)],[c_3721,c_440,c_442,c_441,c_3699,c_3720,c_3869]) ).
tcf(c_3907,plain,
sk5 != nil,
inference(global_subsumption_just,[status(thm)],[c_3700,c_3905]) ).
tcf(c_3909,negated_conjecture,
frontsegP(sk3,sk5),
inference(global_subsumption_just,[status(thm)],[c_448,c_440,c_448,c_445,c_3869]) ).
tcf(c_3911,negated_conjecture,
frontsegP(sk4,sk5),
inference(global_subsumption_just,[status(thm)],[c_447,c_440,c_447,c_444,c_3869]) ).
tcf(c_3913,negated_conjecture,
frontsegP(sk3,sk5),
inference(global_subsumption_just,[status(thm)],[c_445,c_3909]) ).
tcf(c_3915,negated_conjecture,
frontsegP(sk4,sk5),
inference(global_subsumption_just,[status(thm)],[c_444,c_3911]) ).
tcf(c_3917,negated_conjecture,
ssList(sk5),
inference(global_subsumption_just,[status(thm)],[c_442,c_440,c_442,c_441,c_3869]) ).
tcf(c_3919,negated_conjecture,
ssList(sk5),
inference(global_subsumption_just,[status(thm)],[c_441,c_3917]) ).
tcf(c_9880,negated_conjecture,
ssList(sk5),
inference(demodulation,[status(thm)],[c_3919]) ).
tcf(c_9881,negated_conjecture,
frontsegP(sk4,sk5),
inference(demodulation,[status(thm)],[c_3915]) ).
tcf(c_9882,negated_conjecture,
frontsegP(sk3,sk5),
inference(demodulation,[status(thm)],[c_3913]) ).
tcf(c_9883,plain,
sk5 != nil,
inference(demodulation,[status(thm)],[c_3907]) ).
tcf(c_9889,plain,
( ( sk4 = nil )
| ~ segmentP(sk4,sk5)
| ~ segmentP(sk3,sk5) ),
inference(demodulation,[status(thm)],[c_3673]) ).
tcf(c_9890,negated_conjecture,
ssList(sk4),
inference(demodulation,[status(thm)],[c_440]) ).
tcf(c_9891,negated_conjecture,
ssList(sk3),
inference(demodulation,[status(thm)],[c_439]) ).
tcf(c_12795,plain,
app(nil,sk5) = sk5,
inference(superposition,[status(thm)],[c_9880,c_325]) ).
tcf(c_16280,plain,
( ( app(sk5,skaf45(sk4,sk5)) = sk4 )
| ~ ssList(sk5)
| ~ ssList(sk4) ),
inference(superposition,[status(thm)],[c_9881,c_383]) ).
tcf(c_16281,plain,
( ( app(sk5,skaf45(sk3,sk5)) = sk3 )
| ~ ssList(sk5)
| ~ ssList(sk3) ),
inference(superposition,[status(thm)],[c_9882,c_383]) ).
tcf(c_16318,plain,
app(sk5,skaf45(sk3,sk5)) = sk3,
inference(forward_subsumption_resolution,[status(thm)],[c_16281,c_9880,c_9891]) ).
tcf(c_16319,plain,
app(sk5,skaf45(sk4,sk5)) = sk4,
inference(forward_subsumption_resolution,[status(thm)],[c_16280,c_9880,c_9890]) ).
tcf(c_17710,plain,
( ( sk5 = nil )
| ~ ssList(sk5)
| ~ ssList(skaf45(sk4,sk5))
| ( sk4 != nil ) ),
inference(superposition,[status(thm)],[c_16319,c_369]) ).
tcf(c_17718,plain,
sk4 != nil,
inference(forward_subsumption_resolution,[status(thm)],[c_17710,c_9883,c_9880,c_302]) ).
tcf(c_17743,plain,
( ~ segmentP(sk4,sk5)
| ~ segmentP(sk3,sk5) ),
inference(backward_subsumption_resolution,[status(thm)],[c_9889,c_17718]) ).
tcf(c_22543,plain,
! [X0: $i] :
( segmentP(app(sk5,X0),sk5)
| ~ ssList(nil)
| ~ ssList(sk5)
| ~ ssList(X0)
| ~ ssList(app(app(nil,sk5),X0)) ),
inference(superposition,[status(thm)],[c_12795,c_424]) ).
tcf(c_22567,plain,
! [X0: $i] :
( segmentP(app(sk5,X0),sk5)
| ~ ssList(nil)
| ~ ssList(sk5)
| ~ ssList(X0)
| ~ ssList(app(sk5,X0)) ),
inference(light_normalisation,[status(thm)],[c_22543,c_12795]) ).
tcf(c_22568,plain,
! [X0: $i] :
( segmentP(app(sk5,X0),sk5)
| ~ ssList(X0)
| ~ ssList(app(sk5,X0)) ),
inference(forward_subsumption_resolution,[status(thm)],[c_22567,c_259,c_9880]) ).
tcf(c_24578,plain,
( segmentP(sk4,sk5)
| ~ ssList(skaf45(sk4,sk5))
| ~ ssList(app(sk5,skaf45(sk4,sk5))) ),
inference(superposition,[status(thm)],[c_16319,c_22568]) ).
tcf(c_24579,plain,
( segmentP(sk3,sk5)
| ~ ssList(skaf45(sk3,sk5))
| ~ ssList(app(sk5,skaf45(sk3,sk5))) ),
inference(superposition,[status(thm)],[c_16318,c_22568]) ).
tcf(c_24586,plain,
( segmentP(sk3,sk5)
| ~ ssList(sk3)
| ~ ssList(skaf45(sk3,sk5)) ),
inference(light_normalisation,[status(thm)],[c_24579,c_16318]) ).
tcf(c_24587,plain,
segmentP(sk3,sk5),
inference(forward_subsumption_resolution,[status(thm)],[c_24586,c_9891,c_302]) ).
tcf(c_24588,plain,
( segmentP(sk4,sk5)
| ~ ssList(sk4)
| ~ ssList(skaf45(sk4,sk5)) ),
inference(light_normalisation,[status(thm)],[c_24578,c_16319]) ).
tcf(c_24589,plain,
segmentP(sk4,sk5),
inference(forward_subsumption_resolution,[status(thm)],[c_24588,c_9890,c_302]) ).
tcf(c_24605,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_24587,c_24589,c_17743]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SWC053-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.35 % Computer : n018.cluster.edu
% 0.10/0.35 % Model : x86_64 x86_64
% 0.10/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.35 % Memory : 8046.5625MB
% 0.10/0.35 % OS : Linux 6.8.0-71-generic
% 0.10/0.35 % CPULimit : 300
% 0.10/0.35 % WCLimit : 300
% 0.10/0.35 % DateTime : Thu Sep 24 16:10:06 UTC 2026
% 0.10/0.35 % CPUTime :
% 0.10/0.35 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.13/0.39 Running first-order theorem proving
% 0.13/0.39 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.40
% 0.13/0.40 % ======== iProver multi-core TPTP/SMT =========
% 0.13/0.40
% 0.13/0.40 % Detected problem language: tptp
% 0.13/0.41 % Proving...
% 4.83/2.20 % SZS status Started for theBenchmark.p
% 4.83/2.20 % SZS status Unsatisfiable for theBenchmark.p
% 4.83/2.20
% 4.83/2.20 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 4.83/2.20
% 4.83/2.20 % ------ iProver source info
% 4.83/2.20
% 4.83/2.20 % git: date: 2026-07-19 20:42:38 +0200
% 4.83/2.20 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 4.83/2.20 % git: non_committed_changes: false
% 4.83/2.20
% 4.83/2.20 % ------ Parsing...% successful
% 4.83/2.20
% 4.83/2.20
% 4.83/2.20 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 4.83/2.20
% 4.83/2.20 % ------ Preprocessing... sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe:1:0s pe_e sup_sim: 0 sf_s rm: 2 0s sf_e pe_s pe_e sup_sim: 0 sf_s rm: 2 0s sf_e pe_s pe_e %
% 4.83/2.20
% 4.83/2.20 % ------ Preprocessing... gs_s sp: 2 0s gs_e snvd_s sp: 0 0s snvd_e %
% 4.83/2.20
% 4.83/2.20 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 4.83/2.20 % ------ Proving...
% 4.83/2.20 % ------ Problem Properties
% 4.83/2.20
% 4.83/2.20 %
% 4.83/2.20 % clauses 189
% 4.83/2.20 % conjectures 5
% 4.83/2.20 % EPR 64
% 4.83/2.20 % Horn 160
% 4.83/2.20 % unary 64
% 4.83/2.20 % binary 22
% 4.83/2.20 % lits 568
% 4.83/2.20 % lits eq 79
% 4.83/2.20 % fd_pure 0
% 4.83/2.20 % fd_pseudo 0
% 4.83/2.20 % fd_cond 17
% 4.83/2.20 % fd_pseudo_cond 14
% 4.83/2.20 % AC symbols 0
% 4.83/2.20
% 4.83/2.20 % ------ Schedule dynamic 5 is on
% 4.83/2.20
% 4.83/2.20 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 4.83/2.20
% 4.83/2.20
% 4.83/2.20 % ------
% 4.83/2.20 % Current options:
% 4.83/2.20 % ------
% 4.83/2.20
% 4.83/2.20
% 4.83/2.20 %
% 4.83/2.20
% 4.83/2.20 % ------ Proving...
% 4.83/2.20 %
% 4.83/2.20
% 4.83/2.20 % SZS status Unsatisfiable for theBenchmark.p
% 4.83/2.20
% 4.83/2.20 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 4.83/2.21
% 4.83/2.21
%------------------------------------------------------------------------------