%------------------------------------------------------------------------------
% File : iProver-SAT---3.9.4
% Problem : SWV551-1.007 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p SAT
% 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 : Fri Sep 25 03:26:03 PM UTC 2026
% Result : Satisfiable 3.14s 1.28s
% Output : Saturation 3.14s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X2,X0,X1] : select(store(X0,X1,X2),X1) = X2,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a1) ).
fof(f2,axiom,
! [X2,X3,X0,X1] :
( select(store(X2,X0,X3),X1) = select(X2,X1)
| X0 = X1 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a2) ).
fof(f3,axiom,
a_29 = store(a1,i1,e_28),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp0) ).
fof(f4,axiom,
a_31 = store(a2,i1,e_30),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp1) ).
fof(f5,axiom,
a_33 = store(a_29,i2,e_32),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp2) ).
fof(f6,axiom,
a_35 = store(a_31,i2,e_34),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp3) ).
fof(f7,axiom,
a_37 = store(a_33,i3,e_36),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp4) ).
fof(f8,axiom,
a_39 = store(a_35,i3,e_38),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp5) ).
fof(f9,axiom,
a_41 = store(a_37,i4,e_40),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp6) ).
fof(f10,axiom,
a_43 = store(a_39,i4,e_42),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp7) ).
fof(f11,axiom,
a_45 = store(a_41,i5,e_44),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp8) ).
fof(f12,axiom,
a_47 = store(a_43,i5,e_46),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp9) ).
fof(f13,axiom,
a_49 = store(a_45,i6,e_48),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp10) ).
fof(f14,axiom,
a_51 = store(a_47,i6,e_50),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp11) ).
fof(f15,axiom,
a_53 = store(a_49,i7,e_52),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp12) ).
fof(f16,axiom,
a_55 = store(a_51,i7,e_54),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp13) ).
fof(f17,axiom,
e_28 = select(a2,i1),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp14) ).
fof(f18,axiom,
e_30 = select(a1,i1),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp15) ).
fof(f19,axiom,
e_32 = select(a_31,i2),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp16) ).
fof(f20,axiom,
e_34 = select(a_29,i2),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp17) ).
fof(f21,axiom,
e_36 = select(a_35,i3),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp18) ).
fof(f22,axiom,
e_38 = select(a_33,i3),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp19) ).
fof(f23,axiom,
e_40 = select(a_39,i4),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp20) ).
fof(f24,axiom,
e_42 = select(a_37,i4),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp21) ).
fof(f25,axiom,
e_44 = select(a_43,i5),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp22) ).
fof(f26,axiom,
e_46 = select(a_41,i5),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp23) ).
fof(f27,axiom,
e_48 = select(a_47,i6),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp24) ).
fof(f28,axiom,
e_50 = select(a_45,i6),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp25) ).
fof(f29,axiom,
e_52 = select(a_51,i7),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp26) ).
fof(f30,axiom,
e_54 = select(a_49,i7),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp27) ).
fof(f31,axiom,
a_53 = a_55,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',hyp28) ).
fof(f32,negated_conjecture,
a1 != a2,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',goal) ).
fof(f33,plain,
store(a_49,i7,e_52) = a_55,
inference(definition_unfolding,[],[f15,f31]) ).
tcf(c_81,plain,
! [X0: $i,X1: $i,X2: $i] : select(store(X0,X1,X2),X1) = X2,
inference(cnf_transformation,[],[f1]) ).
tcf(c_82,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( ( X1 = X3 )
| ( select(store(X0,X1,X2),X3) = select(X0,X3) ) ),
inference(cnf_transformation,[],[f2]) ).
tcf(c_83,plain,
store(a1,i1,e_28) = a_29,
inference(cnf_transformation,[],[f3]) ).
tcf(c_84,plain,
store(a2,i1,e_30) = a_31,
inference(cnf_transformation,[],[f4]) ).
tcf(c_85,plain,
store(a_29,i2,e_32) = a_33,
inference(cnf_transformation,[],[f5]) ).
tcf(c_86,plain,
store(a_31,i2,e_34) = a_35,
inference(cnf_transformation,[],[f6]) ).
tcf(c_87,plain,
store(a_33,i3,e_36) = a_37,
inference(cnf_transformation,[],[f7]) ).
tcf(c_88,plain,
store(a_35,i3,e_38) = a_39,
inference(cnf_transformation,[],[f8]) ).
tcf(c_89,plain,
store(a_37,i4,e_40) = a_41,
inference(cnf_transformation,[],[f9]) ).
tcf(c_90,plain,
store(a_39,i4,e_42) = a_43,
inference(cnf_transformation,[],[f10]) ).
tcf(c_91,plain,
store(a_41,i5,e_44) = a_45,
inference(cnf_transformation,[],[f11]) ).
tcf(c_92,plain,
store(a_43,i5,e_46) = a_47,
inference(cnf_transformation,[],[f12]) ).
tcf(c_93,plain,
store(a_45,i6,e_48) = a_49,
inference(cnf_transformation,[],[f13]) ).
tcf(c_94,plain,
store(a_47,i6,e_50) = a_51,
inference(cnf_transformation,[],[f14]) ).
tcf(c_95,plain,
store(a_49,i7,e_52) = a_55,
inference(cnf_transformation,[],[f33]) ).
tcf(c_96,plain,
store(a_51,i7,e_54) = a_55,
inference(cnf_transformation,[],[f16]) ).
tcf(c_97,plain,
select(a2,i1) = e_28,
inference(cnf_transformation,[],[f17]) ).
tcf(c_98,plain,
select(a1,i1) = e_30,
inference(cnf_transformation,[],[f18]) ).
tcf(c_99,plain,
select(a_31,i2) = e_32,
inference(cnf_transformation,[],[f19]) ).
tcf(c_100,plain,
select(a_29,i2) = e_34,
inference(cnf_transformation,[],[f20]) ).
tcf(c_101,plain,
select(a_35,i3) = e_36,
inference(cnf_transformation,[],[f21]) ).
tcf(c_102,plain,
select(a_33,i3) = e_38,
inference(cnf_transformation,[],[f22]) ).
tcf(c_103,plain,
select(a_39,i4) = e_40,
inference(cnf_transformation,[],[f23]) ).
tcf(c_104,plain,
select(a_37,i4) = e_42,
inference(cnf_transformation,[],[f24]) ).
tcf(c_105,plain,
select(a_43,i5) = e_44,
inference(cnf_transformation,[],[f25]) ).
tcf(c_106,plain,
select(a_41,i5) = e_46,
inference(cnf_transformation,[],[f26]) ).
tcf(c_107,plain,
select(a_47,i6) = e_48,
inference(cnf_transformation,[],[f27]) ).
tcf(c_108,plain,
select(a_45,i6) = e_50,
inference(cnf_transformation,[],[f28]) ).
tcf(c_109,plain,
select(a_51,i7) = e_52,
inference(cnf_transformation,[],[f29]) ).
tcf(c_110,plain,
select(a_49,i7) = e_54,
inference(cnf_transformation,[],[f30]) ).
tcf(c_111,negated_conjecture,
a1 != a2,
inference(cnf_transformation,[],[f32]) ).
tcf(c_120,plain,
select(a_29,i1) = e_28,
inference(superposition,[status(thm)],[c_83,c_81]) ).
tcf(c_121,plain,
select(a_31,i1) = e_30,
inference(superposition,[status(thm)],[c_84,c_81]) ).
tcf(c_122,plain,
select(a_33,i2) = e_32,
inference(superposition,[status(thm)],[c_85,c_81]) ).
tcf(c_123,plain,
select(a_35,i2) = e_34,
inference(superposition,[status(thm)],[c_86,c_81]) ).
tcf(c_124,plain,
select(a_37,i3) = e_36,
inference(superposition,[status(thm)],[c_87,c_81]) ).
tcf(c_125,plain,
select(a_39,i3) = e_38,
inference(superposition,[status(thm)],[c_88,c_81]) ).
tcf(c_126,plain,
select(a_41,i4) = e_40,
inference(superposition,[status(thm)],[c_89,c_81]) ).
tcf(c_127,plain,
select(a_43,i4) = e_42,
inference(superposition,[status(thm)],[c_90,c_81]) ).
tcf(c_128,plain,
select(a_45,i5) = e_44,
inference(superposition,[status(thm)],[c_91,c_81]) ).
tcf(c_129,plain,
select(a_47,i5) = e_46,
inference(superposition,[status(thm)],[c_92,c_81]) ).
tcf(c_130,plain,
select(a_49,i6) = e_48,
inference(superposition,[status(thm)],[c_93,c_81]) ).
tcf(c_131,plain,
select(a_51,i6) = e_50,
inference(superposition,[status(thm)],[c_94,c_81]) ).
tcf(c_132,plain,
select(a_55,i7) = e_52,
inference(superposition,[status(thm)],[c_95,c_81]) ).
tcf(c_133,plain,
select(a_55,i7) = e_54,
inference(superposition,[status(thm)],[c_96,c_81]) ).
tcf(c_134,plain,
e_52 = e_54,
inference(light_normalisation,[status(thm)],[c_133,c_132]) ).
tcf(c_135,plain,
store(a_51,i7,e_52) = a_55,
inference(demodulation,[status(thm)],[c_96,c_134]) ).
tcf(c_136,plain,
select(a_49,i7) = e_52,
inference(demodulation,[status(thm)],[c_110,c_134]) ).
tcf(c_140,plain,
! [X0: $i] :
( ( X0 = i1 )
| ( select(a_29,X0) = select(a1,X0) ) ),
inference(superposition,[status(thm)],[c_83,c_82]) ).
tcf(c_141,plain,
! [X0: $i] :
( ( X0 = i1 )
| ( select(a_31,X0) = select(a2,X0) ) ),
inference(superposition,[status(thm)],[c_84,c_82]) ).
tcf(c_142,plain,
! [X0: $i] :
( ( X0 = i2 )
| ( select(a_29,X0) = select(a_33,X0) ) ),
inference(superposition,[status(thm)],[c_85,c_82]) ).
tcf(c_143,plain,
! [X0: $i] :
( ( X0 = i2 )
| ( select(a_31,X0) = select(a_35,X0) ) ),
inference(superposition,[status(thm)],[c_86,c_82]) ).
tcf(c_144,plain,
! [X0: $i] :
( ( X0 = i3 )
| ( select(a_33,X0) = select(a_37,X0) ) ),
inference(superposition,[status(thm)],[c_87,c_82]) ).
tcf(c_145,plain,
! [X0: $i] :
( ( X0 = i3 )
| ( select(a_35,X0) = select(a_39,X0) ) ),
inference(superposition,[status(thm)],[c_88,c_82]) ).
tcf(c_146,plain,
! [X0: $i] :
( ( X0 = i4 )
| ( select(a_37,X0) = select(a_41,X0) ) ),
inference(superposition,[status(thm)],[c_89,c_82]) ).
tcf(c_147,plain,
! [X0: $i] :
( ( X0 = i4 )
| ( select(a_39,X0) = select(a_43,X0) ) ),
inference(superposition,[status(thm)],[c_90,c_82]) ).
tcf(c_148,plain,
! [X0: $i] :
( ( X0 = i5 )
| ( select(a_41,X0) = select(a_45,X0) ) ),
inference(superposition,[status(thm)],[c_91,c_82]) ).
tcf(c_149,plain,
! [X0: $i] :
( ( X0 = i5 )
| ( select(a_43,X0) = select(a_47,X0) ) ),
inference(superposition,[status(thm)],[c_92,c_82]) ).
tcf(c_150,plain,
! [X0: $i] :
( ( X0 = i6 )
| ( select(a_45,X0) = select(a_49,X0) ) ),
inference(superposition,[status(thm)],[c_93,c_82]) ).
tcf(c_151,plain,
! [X0: $i] :
( ( X0 = i6 )
| ( select(a_47,X0) = select(a_51,X0) ) ),
inference(superposition,[status(thm)],[c_94,c_82]) ).
tcf(c_152,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( select(a_49,X0) = select(a_55,X0) ) ),
inference(superposition,[status(thm)],[c_95,c_82]) ).
tcf(c_191,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( select(a_51,X0) = select(a_55,X0) ) ),
inference(superposition,[status(thm)],[c_135,c_82]) ).
tcf(c_214,plain,
( ( i2 = i3 )
| ( select(a_29,i3) = e_38 ) ),
inference(superposition,[status(thm)],[c_142,c_102]) ).
tcf(c_228,plain,
( ( i2 = i3 )
| ( select(a_31,i3) = e_36 ) ),
inference(superposition,[status(thm)],[c_143,c_101]) ).
tcf(c_244,plain,
( ( i3 = i4 )
| ( select(a_33,i4) = e_42 ) ),
inference(superposition,[status(thm)],[c_144,c_104]) ).
tcf(c_254,plain,
( ( i3 = i4 )
| ( i2 = i4 )
| ( select(a_29,i4) = e_42 ) ),
inference(superposition,[status(thm)],[c_142,c_244]) ).
tcf(c_265,plain,
( ( i3 = i4 )
| ( select(a_35,i4) = e_40 ) ),
inference(superposition,[status(thm)],[c_145,c_103]) ).
tcf(c_278,plain,
( ( i3 = i4 )
| ( i2 = i4 )
| ( select(a_31,i4) = e_40 ) ),
inference(superposition,[status(thm)],[c_143,c_265]) ).
tcf(c_289,plain,
( ( i4 = i5 )
| ( select(a_37,i5) = e_46 ) ),
inference(superposition,[status(thm)],[c_146,c_106]) ).
tcf(c_297,plain,
( ( i4 = i5 )
| ( i3 = i5 )
| ( select(a_33,i5) = e_46 ) ),
inference(superposition,[status(thm)],[c_144,c_289]) ).
tcf(c_308,plain,
( ( i4 = i5 )
| ( select(a_39,i5) = e_44 ) ),
inference(superposition,[status(thm)],[c_147,c_105]) ).
tcf(c_316,plain,
( ( i4 = i5 )
| ( i3 = i5 )
| ( select(a_35,i5) = e_44 ) ),
inference(superposition,[status(thm)],[c_145,c_308]) ).
tcf(c_327,plain,
( ( i5 = i6 )
| ( select(a_41,i6) = e_50 ) ),
inference(superposition,[status(thm)],[c_148,c_108]) ).
tcf(c_339,plain,
( ( i5 = i6 )
| ( i4 = i6 )
| ( select(a_37,i6) = e_50 ) ),
inference(superposition,[status(thm)],[c_146,c_327]) ).
tcf(c_350,plain,
( ( i5 = i6 )
| ( select(a_43,i6) = e_48 ) ),
inference(superposition,[status(thm)],[c_149,c_107]) ).
tcf(c_358,plain,
( ( i5 = i6 )
| ( i4 = i6 )
| ( select(a_39,i6) = e_48 ) ),
inference(superposition,[status(thm)],[c_147,c_350]) ).
tcf(c_373,plain,
( ( i6 = i7 )
| ( select(a_45,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_150,c_136]) ).
tcf(c_381,plain,
( ( i6 = i7 )
| ( i5 = i7 )
| ( select(a_41,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_148,c_373]) ).
tcf(c_392,plain,
( ( i6 = i7 )
| ( select(a_47,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_151,c_109]) ).
tcf(c_401,plain,
( ( i6 = i7 )
| ( i5 = i7 )
| ( select(a_43,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_149,c_392]) ).
tcf(c_425,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( select(a_49,X0) = select(a_51,X0) ) ),
inference(superposition,[status(thm)],[c_191,c_152]) ).
tcf(c_437,plain,
( ( i6 = i7 )
| ( select(a_49,i6) = e_50 ) ),
inference(superposition,[status(thm)],[c_425,c_131]) ).
tcf(c_438,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( select(a_47,X0) = select(a_49,X0) ) ),
inference(superposition,[status(thm)],[c_425,c_151]) ).
tcf(c_439,plain,
( ( e_48 = e_50 )
| ( i6 = i7 ) ),
inference(light_normalisation,[status(thm)],[c_437,c_130]) ).
tcf(c_483,plain,
( ( i6 = i7 )
| ( store(a_47,i6,e_48) = a_51 ) ),
inference(superposition,[status(thm)],[c_439,c_94]) ).
tcf(c_511,plain,
( ( i4 = i5 )
| ( i3 = i5 )
| ( i2 = i5 )
| ( select(a_29,i5) = e_46 ) ),
inference(superposition,[status(thm)],[c_142,c_297]) ).
tcf(c_523,plain,
( ( i4 = i5 )
| ( i3 = i5 )
| ( i2 = i5 )
| ( select(a_31,i5) = e_44 ) ),
inference(superposition,[status(thm)],[c_143,c_316]) ).
tcf(c_535,plain,
( ( i5 = i6 )
| ( i4 = i6 )
| ( i3 = i6 )
| ( select(a_33,i6) = e_50 ) ),
inference(superposition,[status(thm)],[c_144,c_339]) ).
tcf(c_547,plain,
( ( i5 = i6 )
| ( i4 = i6 )
| ( i3 = i6 )
| ( select(a_35,i6) = e_48 ) ),
inference(superposition,[status(thm)],[c_145,c_358]) ).
tcf(c_559,plain,
( ( i6 = i7 )
| ( i5 = i7 )
| ( i4 = i7 )
| ( select(a_37,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_146,c_381]) ).
tcf(c_571,plain,
( ( i6 = i7 )
| ( i5 = i7 )
| ( i4 = i7 )
| ( select(a_39,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_147,c_401]) ).
tcf(c_601,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( select(a_45,X0) = select(a_47,X0) ) ),
inference(superposition,[status(thm)],[c_438,c_150]) ).
tcf(c_617,plain,
( ( i5 = i7 )
| ( i5 = i6 )
| ( select(a_45,i5) = e_46 ) ),
inference(superposition,[status(thm)],[c_601,c_129]) ).
tcf(c_618,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( X0 = i5 )
| ( select(a_43,X0) = select(a_45,X0) ) ),
inference(superposition,[status(thm)],[c_601,c_149]) ).
tcf(c_620,plain,
( ( e_44 = e_46 )
| ( i5 = i7 )
| ( i5 = i6 ) ),
inference(light_normalisation,[status(thm)],[c_617,c_128]) ).
tcf(c_635,plain,
( ( i5 = i7 )
| ( i5 = i6 )
| ( store(a_43,i5,e_44) = a_47 ) ),
inference(superposition,[status(thm)],[c_620,c_92]) ).
tcf(c_678,plain,
( ( i5 = i6 )
| ( i4 = i6 )
| ( i3 = i6 )
| ( i2 = i6 )
| ( select(a_29,i6) = e_50 ) ),
inference(superposition,[status(thm)],[c_142,c_535]) ).
tcf(c_703,plain,
( ( i5 = i6 )
| ( i4 = i6 )
| ( i3 = i6 )
| ( i2 = i6 )
| ( select(a_31,i6) = e_48 ) ),
inference(superposition,[status(thm)],[c_143,c_547]) ).
tcf(c_718,plain,
( ( i6 = i7 )
| ( i5 = i7 )
| ( i4 = i7 )
| ( i3 = i7 )
| ( select(a_33,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_144,c_559]) ).
tcf(c_733,plain,
( ( i6 = i7 )
| ( i5 = i7 )
| ( i4 = i7 )
| ( i3 = i7 )
| ( select(a_35,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_145,c_571]) ).
tcf(c_754,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( X0 = i5 )
| ( select(a_41,X0) = select(a_43,X0) ) ),
inference(superposition,[status(thm)],[c_618,c_148]) ).
tcf(c_785,plain,
( ( i4 = i7 )
| ( i4 = i6 )
| ( i4 = i5 )
| ( select(a_41,i4) = e_42 ) ),
inference(superposition,[status(thm)],[c_754,c_127]) ).
tcf(c_786,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( X0 = i5 )
| ( X0 = i4 )
| ( select(a_39,X0) = select(a_41,X0) ) ),
inference(superposition,[status(thm)],[c_754,c_147]) ).
tcf(c_789,plain,
( ( e_40 = e_42 )
| ( i4 = i7 )
| ( i4 = i6 )
| ( i4 = i5 ) ),
inference(light_normalisation,[status(thm)],[c_785,c_126]) ).
tcf(c_846,plain,
( ( i4 = i7 )
| ( i4 = i6 )
| ( i4 = i5 )
| ( store(a_39,i4,e_40) = a_43 ) ),
inference(superposition,[status(thm)],[c_789,c_90]) ).
tcf(c_882,plain,
( ( i6 = i7 )
| ( i5 = i7 )
| ( i4 = i7 )
| ( i3 = i7 )
| ( i2 = i7 )
| ( select(a_29,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_142,c_718]) ).
tcf(c_900,plain,
( ( i6 = i7 )
| ( i5 = i7 )
| ( i4 = i7 )
| ( i3 = i7 )
| ( i2 = i7 )
| ( select(a_31,i7) = e_52 ) ),
inference(superposition,[status(thm)],[c_143,c_733]) ).
tcf(c_925,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( X0 = i5 )
| ( X0 = i4 )
| ( select(a_37,X0) = select(a_39,X0) ) ),
inference(superposition,[status(thm)],[c_786,c_146]) ).
tcf(c_951,plain,
( ( i3 = i7 )
| ( i3 = i6 )
| ( i3 = i5 )
| ( i3 = i4 )
| ( select(a_37,i3) = e_38 ) ),
inference(superposition,[status(thm)],[c_925,c_125]) ).
tcf(c_952,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( X0 = i5 )
| ( X0 = i4 )
| ( X0 = i3 )
| ( select(a_35,X0) = select(a_37,X0) ) ),
inference(superposition,[status(thm)],[c_925,c_145]) ).
tcf(c_956,plain,
( ( e_36 = e_38 )
| ( i3 = i7 )
| ( i3 = i6 )
| ( i3 = i5 )
| ( i3 = i4 ) ),
inference(light_normalisation,[status(thm)],[c_951,c_124]) ).
tcf(c_979,plain,
( ( i3 = i7 )
| ( i3 = i6 )
| ( i3 = i5 )
| ( i3 = i4 )
| ( store(a_35,i3,e_36) = a_39 ) ),
inference(superposition,[status(thm)],[c_956,c_88]) ).
tcf(c_1074,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( X0 = i5 )
| ( X0 = i4 )
| ( X0 = i3 )
| ( select(a_33,X0) = select(a_35,X0) ) ),
inference(superposition,[status(thm)],[c_952,c_144]) ).
tcf(c_1105,plain,
( ( i2 = i7 )
| ( i2 = i6 )
| ( i2 = i5 )
| ( i2 = i4 )
| ( i2 = i3 )
| ( select(a_33,i2) = e_34 ) ),
inference(superposition,[status(thm)],[c_1074,c_123]) ).
tcf(c_1106,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( X0 = i5 )
| ( X0 = i4 )
| ( X0 = i3 )
| ( X0 = i2 )
| ( select(a_31,X0) = select(a_33,X0) ) ),
inference(superposition,[status(thm)],[c_1074,c_143]) ).
tcf(c_1111,plain,
( ( e_32 = e_34 )
| ( i2 = i7 )
| ( i2 = i6 )
| ( i2 = i5 )
| ( i2 = i4 )
| ( i2 = i3 ) ),
inference(light_normalisation,[status(thm)],[c_1105,c_122]) ).
tcf(c_1138,plain,
( ( i2 = i7 )
| ( i2 = i6 )
| ( i2 = i5 )
| ( i2 = i4 )
| ( i2 = i3 )
| ( store(a_31,i2,e_32) = a_35 ) ),
inference(superposition,[status(thm)],[c_1111,c_86]) ).
tcf(c_1183,plain,
! [X0: $i] :
( ( X0 = i7 )
| ( X0 = i6 )
| ( X0 = i5 )
| ( X0 = i4 )
| ( X0 = i3 )
| ( X0 = i2 )
| ( select(a_29,X0) = select(a_31,X0) ) ),
inference(superposition,[status(thm)],[c_1106,c_142]) ).
tcf(c_1218,plain,
( ( i1 = i7 )
| ( i1 = i6 )
| ( i1 = i5 )
| ( i1 = i4 )
| ( i1 = i3 )
| ( i1 = i2 )
| ( select(a_29,i1) = e_30 ) ),
inference(superposition,[status(thm)],[c_1183,c_121]) ).
tcf(c_1224,plain,
( ( e_28 = e_30 )
| ( i1 = i7 )
| ( i1 = i6 )
| ( i1 = i5 )
| ( i1 = i4 )
| ( i1 = i3 )
| ( i1 = i2 ) ),
inference(light_normalisation,[status(thm)],[c_1218,c_120]) ).
tcf(c_1246,plain,
( ( i1 = i7 )
| ( i1 = i6 )
| ( i1 = i5 )
| ( i1 = i4 )
| ( i1 = i3 )
| ( i1 = i2 )
| ( store(a2,i1,e_28) = a_31 ) ),
inference(superposition,[status(thm)],[c_1224,c_84]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SWV551-1.007 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p SAT
% 0.08/0.36 % Computer : n005.cluster.edu
% 0.08/0.36 % Model : x86_64 x86_64
% 0.08/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.36 % Memory : 8046.5625MB
% 0.08/0.36 % OS : Linux 6.8.0-71-generic
% 0.08/0.36 % CPULimit : 300
% 0.08/0.36 % WCLimit : 300
% 0.08/0.36 % DateTime : Thu Sep 24 20:27:32 UTC 2026
% 0.08/0.36 % CPUTime :
% 0.08/0.36 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p SAT
% 0.08/0.39 Running model finding
% 0.08/0.39 Running: /export/starexec/sandbox2/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fnt_schedule -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.08/0.41
% 0.08/0.41 % ======== iProver multi-core TPTP/SMT =========
% 0.08/0.41
% 0.08/0.41 % Detected problem language: tptp
% 0.08/0.42 % Proving...
% 3.14/1.28 % SZS status Started for theBenchmark.p
% 3.14/1.28 % SZS status Satisfiable for theBenchmark.p
% 3.14/1.28
% 3.14/1.28 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.14/1.28
% 3.14/1.28 ------ iProver source info
% 3.14/1.28
% 3.14/1.28 git: date: 2026-07-19 20:42:38 +0200
% 3.14/1.28 git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.14/1.28 git: non_committed_changes: false
% 3.14/1.28
% 3.14/1.28 ------ Parsing...successful
% 3.14/1.28
% 3.14/1.28
% 3.14/1.28 ------ Clausification by vclausify_rel & Parsing by iProver...
% 3.14/1.28 ------ Proving...
% 3.14/1.28 ------ Problem Properties
% 3.14/1.28
% 3.14/1.28
% 3.14/1.28 clauses 31
% 3.14/1.28 conjectures 1
% 3.14/1.28 EPR 1
% 3.14/1.28 Horn 30
% 3.14/1.28 unary 30
% 3.14/1.28 binary 1
% 3.14/1.28 lits 32
% 3.14/1.28 lits eq 32
% 3.14/1.28 fd_pure 0
% 3.14/1.28 fd_pseudo 0
% 3.14/1.28 fd_cond 0
% 3.14/1.28 fd_pseudo_cond 1
% 3.14/1.28 AC symbols 0
% 3.14/1.28
% 3.14/1.28 ------ Schedule dynamic 5 is on
% 3.14/1.28
% 3.14/1.28 ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.14/1.28
% 3.14/1.28
% 3.14/1.28 ------
% 3.14/1.28 Current options:
% 3.14/1.28 ------
% 3.14/1.28
% 3.14/1.28 ------ Input Options
% 3.14/1.28
% 3.14/1.28 --out_options all
% 3.14/1.28 --tptp_safe_out true
% 3.14/1.28 --problem_path ""
% 3.14/1.28 --include_path ""
% 3.14/1.28 --clausifier res/vclausify_rel
% 3.14/1.28 --clausifier_options --mode clausify -t 101.67 -updr off
% 3.14/1.28 --stdin false
% 3.14/1.28 --proof_out true
% 3.14/1.28 --proof_dot_file ""
% 3.14/1.28 --proof_reduce_dot []
% 3.14/1.28 --suppress_sat_res false
% 3.14/1.28 --suppress_unsat_res true
% 3.14/1.28 --stats_out none
% 3.14/1.28 --stats_mem false
% 3.14/1.28 --theory_stats_out false
% 3.14/1.28
% 3.14/1.28 ------ General Options
% 3.14/1.28
% 3.14/1.28 --fof false
% 3.14/1.28 --time_out_real 305.
% 3.14/1.28 --time_out_virtual -1.
% 3.14/1.28 --rnd_seed 13
% 3.14/1.28 --symbol_type_check false
% 3.14/1.28 --clausify_out false
% 3.14/1.28 --sig_cnt_out false
% 3.14/1.28 --trig_cnt_out false
% 3.14/1.28 --trig_cnt_out_tolerance 1.
% 3.14/1.28 --trig_cnt_out_sk_spl false
% 3.14/1.28 --abstr_cl_out false
% 3.14/1.28
% 3.14/1.28 ------ Interactive Mode
% 3.14/1.28
% 3.14/1.28 --interactive_mode false
% 3.14/1.28 --external_ip_address ""
% 3.14/1.28 --external_port 0
% 3.14/1.28
% 3.14/1.28 ------ Global Options
% 3.14/1.28
% 3.14/1.28 --schedule default
% 3.14/1.28 --add_important_lit false
% 3.14/1.28 --prop_solver_per_cl 500
% 3.14/1.28 --subs_bck_mult 8
% 3.14/1.28 --min_unsat_core false
% 3.14/1.28 --soft_assumptions false
% 3.14/1.28 --soft_lemma_size 3
% 3.14/1.28 --prop_impl_unit_size 0
% 3.14/1.28 --prop_impl_unit []
% 3.14/1.28 --share_sel_clauses true
% 3.14/1.28 --reset_solvers false
% 3.14/1.28 --bc_imp_inh [conj_cone]
% 3.14/1.28 --conj_cone_tolerance 3.
% 3.14/1.28 --extra_neg_conj none
% 3.14/1.28 --large_theory_mode true
% 3.14/1.28 --prolific_symb_bound 200
% 3.14/1.28 --lt_threshold 2000
% 3.14/1.28 --clause_weak_htbl true
% 3.14/1.28 --gc_record_bc_elim false
% 3.14/1.28
% 3.14/1.28 ------ Preprocessing Options
% 3.14/1.28
% 3.14/1.28 --preprocessing_flag false
% 3.14/1.28 --time_out_prep_mult 0.1
% 3.14/1.28 --splitting_mode input
% 3.14/1.28 --splitting_grd true
% 3.14/1.28 --splitting_cvd false
% 3.14/1.28 --splitting_cvd_svl false
% 3.14/1.28 --splitting_nvd 32
% 3.14/1.28 --sub_typing false
% 3.14/1.28 --prep_eq_flat_conj false
% 3.14/1.28 --prep_ineq_split false
% 3.14/1.28 --prep_eq_flat_all_gr false
% 3.14/1.28 --prep_gs_sim true
% 3.14/1.28 --prep_unflatten true
% 3.14/1.28 --prep_res_sim true
% 3.14/1.28 --prep_sup_sim_all true
% 3.14/1.28 --prep_sup_sim_sup false
% 3.14/1.28 --prep_upred true
% 3.14/1.28 --prep_well_definedness true
% 3.14/1.28 --prep_sem_filter exhaustive
% 3.14/1.28 --prep_sem_filter_out false
% 3.14/1.28 --pred_elim true
% 3.14/1.28 --res_sim_input true
% 3.14/1.28 --eq_ax_congr_red true
% 3.14/1.28 --pure_diseq_elim true
% 3.14/1.28 --brand_transform false
% 3.14/1.28 --non_eq_to_eq false
% 3.14/1.28 --prep_eq_proxy false
% 3.14/1.28 --prep_def_merge true
% 3.14/1.28 --prep_def_merge_prop_impl false
% 3.14/1.28 --prep_def_merge_mbd true
% 3.14/1.28 --prep_def_merge_tr_red false
% 3.14/1.28 --prep_def_merge_tr_cl false
% 3.14/1.28 --smt_preprocessing false
% 3.14/1.28 --smt_ac_axioms fast
% 3.14/1.28 --preprocessed_out false
% 3.14/1.28 --preprocessed_stats false
% 3.14/1.28
% 3.14/1.28 ------ Abstraction refinement Options
% 3.14/1.28
% 3.14/1.28 --abstr_ref []
% 3.14/1.28 --abstr_ref_prep false
% 3.14/1.28 --abstr_ref_until_sat false
% 3.14/1.28 --abstr_ref_sig_restrict funpre
% 3.14/1.28 --abstr_ref_af_restrict_to_split_sk false
% 3.14/1.28 --abstr_ref_under []
% 3.14/1.28
% 3.14/1.28 ------ SAT Options
% 3.14/1.28
% 3.14/1.28 --sat_mode false
% 3.14/1.28 --sat_fm_restart_options ""
% 3.14/1.28 --sat_gr_def false
% 3.14/1.28 --sat_epr_types true
% 3.14/1.28 --sat_non_cyclic_types false
% 3.14/1.28 --sat_finite_models false
% 3.14/1.28 --sat_fm_lemmas false
% 3.14/1.28 --sat_fm_prep false
% 3.14/1.28 --sat_fm_uc_incr true
% 3.14/1.28 --sat_out_model pos
% 3.14/1.28 --sat_out_clauses false
% 3.14/1.28
% 3.14/1.28 ------ QBF Options
% 3.14/1.28
% 3.14/1.28 --qbf_mode false
% 3.14/1.28 --qbf_elim_univ false
% 3.14/1.28 --qbf_dom_inst none
% 3.14/1.28 --qbf_dom_pre_inst false
% 3.14/1.28 --qbf_sk_in false
% 3.14/1.28 --qbf_pred_elim true
% 3.14/1.28 --qbf_split 512
% 3.14/1.28
% 3.14/1.28 ------ BMC1 Options
% 3.14/1.28
% 3.14/1.28 --bmc1_incremental false
% 3.14/1.28 --bmc1_axioms reachable_all
% 3.14/1.28 --bmc1_min_bound 0
% 3.14/1.28 --bmc1_max_bound -1
% 3.14/1.28 --bmc1_max_bound_default -1
% 3.14/1.28 --bmc1_symbol_reachability true
% 3.14/1.28 --bmc1_property_lemmas false
% 3.14/1.28 --bmc1_k_induction false
% 3.14/1.28 --bmc1_non_equiv_states false
% 3.14/1.28 --bmc1_deadlock false
% 3.14/1.28 --bmc1_ucm false
% 3.14/1.28 --bmc1_add_unsat_core none
% 3.14/1.28 --bmc1_unsat_core_children false
% 3.14/1.28 --bmc1_unsat_core_extrapolate_axioms false
% 3.14/1.28 --bmc1_out_stat full
% 3.14/1.28 --bmc1_ground_init false
% 3.14/1.28 --bmc1_pre_inst_next_state false
% 3.14/1.28 --bmc1_pre_inst_state false
% 3.14/1.28 --bmc1_pre_inst_reach_state false
% 3.14/1.28 --bmc1_out_unsat_core false
% 3.14/1.28 --bmc1_aig_witness_out false
% 3.14/1.28 --bmc1_verbose false
% 3.14/1.28 --bmc1_dump_clauses_tptp false
% 3.14/1.28 --bmc1_dump_unsat_core_tptp false
% 3.14/1.28 --bmc1_dump_file -
% 3.14/1.28 --bmc1_ucm_expand_uc_limit 128
% 3.14/1.28 --bmc1_ucm_n_expand_iterations 6
% 3.14/1.28 --bmc1_ucm_extend_mode 1
% 3.14/1.28 --bmc1_ucm_init_mode 2
% 3.14/1.28 --bmc1_ucm_cone_mode none
% 3.14/1.28 --bmc1_ucm_reduced_relation_type 0
% 3.14/1.28 --bmc1_ucm_relax_model 4
% 3.14/1.28 --bmc1_ucm_full_tr_after_sat true
% 3.14/1.28 --bmc1_ucm_expand_neg_assumptions false
% 3.14/1.28 --bmc1_ucm_layered_model none
% 3.14/1.28 --bmc1_ucm_max_lemma_size 10
% 3.14/1.28
% 3.14/1.28 ------ AIG Options
% 3.14/1.28
% 3.14/1.28 --aig_mode false
% 3.14/1.28
% 3.14/1.28 ------ Instantiation Options
% 3.14/1.28
% 3.14/1.28 --instantiation_flag true
% 3.14/1.28 --inst_sos_flag false
% 3.14/1.28 --inst_sos_phase true
% 3.14/1.28 --inst_sos_sth_lit_sel [+prop;+non_prol_conj_symb;-eq;+ground;-num_var;-num_symb]
% 3.14/1.28 --inst_lit_sel [+prop;+sign;+ground;-num_var;-num_symb]
% 3.14/1.28 --inst_lit_sel_side none
% 3.14/1.28 --inst_solver_per_active 1400
% 3.14/1.28 --inst_solver_calls_frac 1.
% 3.14/1.28 --inst_to_smt_solver true
% 3.14/1.28 --inst_passive_queue_type priority_queues
% 3.14/1.28 --inst_passive_queues [[-conj_dist;+conj_symb;-num_var];[+age;-num_symb]]
% 3.14/1.28 --inst_passive_queues_freq [25;2]
% 3.14/1.28 --inst_dismatching true
% 3.14/1.28 --inst_eager_unprocessed_to_passive true
% 3.14/1.28 --inst_unprocessed_bound 1000
% 3.14/1.28 --inst_prop_sim_given true
% 3.14/1.28 --inst_prop_sim_new false
% 3.14/1.28 --inst_subs_new false
% 3.14/1.28 --inst_eq_res_simp false
% 3.14/1.28 --inst_subs_given false
% 3.14/1.28 --inst_orphan_elimination true
% 3.14/1.28 --inst_learning_loop_flag true
% 3.14/1.28 --inst_learning_start 3000
% 3.14/1.28 --inst_learning_factor 2
% 3.14/1.28 --inst_start_prop_sim_after_learn 3
% 3.14/1.28 --inst_sel_renew solver
% 3.14/1.28 --inst_lit_activity_flag true
% 3.14/1.28 --inst_restr_to_given false
% 3.14/1.28 --inst_activity_threshold 500
% 3.14/1.28
% 3.14/1.28 ------ Resolution Options
% 3.14/1.28
% 3.14/1.28 --resolution_flag false
% 3.14/1.28 --res_lit_sel adaptive
% 3.14/1.28 --res_lit_sel_side none
% 3.14/1.28 --res_ordering kbo
% 3.14/1.28 --res_to_prop_solver active
% 3.14/1.28 --res_prop_simpl_new false
% 3.14/1.28 --res_prop_simpl_given true
% 3.14/1.28 --res_to_smt_solver true
% 3.14/1.28 --res_passive_queue_type priority_queues
% 3.14/1.28 --res_passive_queues [[-conj_dist;+conj_symb;-num_symb];[+age;-num_symb]]
% 3.14/1.28 --res_passive_queues_freq [15;5]
% 3.14/1.28 --res_forward_subs full
% 3.14/1.28 --res_backward_subs full
% 3.14/1.28 --res_forward_subs_resolution true
% 3.14/1.28 --res_backward_subs_resolution true
% 3.14/1.28 --res_orphan_elimination true
% 3.14/1.28 --res_time_limit 300.
% 3.14/1.28
% 3.14/1.28 ------ Superposition Options
% 3.14/1.28
% 3.14/1.28 --superposition_flag true
% 3.14/1.28 --sup_passive_queue_type priority_queues
% 3.14/1.28 --sup_passive_queues [[-conj_dist;-num_symb];[+score;+min_def_symb;-max_atom_input_occur;+conj_non_prolific_symb];[+age;-num_symb];[+score;-num_symb]]
% 3.14/1.28 --sup_passive_queues_freq [8;1;4;4]
% 3.14/1.28 --twee_lhs_weight 4
% 3.14/1.28 --sup_set_join false
% 3.14/1.28 --sup_set_join_goals true
% 3.14/1.28 --sup_set_join_limit 1000
% 3.14/1.28 --demod_completeness_check fast
% 3.14/1.28 --demod_use_ground true
% 3.14/1.28 --sup_unprocessed_bound 0
% 3.14/1.28 --sup_to_prop_solver passive
% 3.14/1.28 --sup_prop_simpl_new true
% 3.14/1.28 --sup_prop_simpl_given true
% 3.14/1.28 --sup_fun_splitting false
% 3.14/1.28 --sup_iter_deepening 2
% 3.14/1.28 --sup_restarts_mult 12
% 3.14/1.28 --sup_score sim_d_gen
% 3.14/1.28 --sup_share_score_frac 0.2
% 3.14/1.28 --sup_share_max_num_cl 500
% 3.14/1.28 --sup_ordering kbo
% 3.14/1.28 --sup_symb_ordering invfreq
% 3.14/1.28 --sup_term_weight default
% 3.14/1.28
% 3.14/1.28 ------ Superposition Simplification Setup
% 3.14/1.28
% 3.14/1.28 --sup_indices_passive [LightNormIndex;FwDemodIndex]
% 3.14/1.28 --sup_full_triv [SMTSimplify;PropSubs]
% 3.14/1.28 --sup_full_fw [ACNormalisation;FwLightNorm;FwDemod;FwUnitSubsAndRes;FwSubsumption;FwSubsumptionRes;FwGroundJoinability]
% 3.14/1.28 --sup_full_bw [BwDemod;BwUnitSubsAndRes;BwSubsumption;BwSubsumptionRes]
% 3.14/1.28 --sup_immed_triv []
% 3.14/1.28 --sup_immed_fw_main [ACNormalisation;FwLightNorm;FwUnitSubsAndRes]
% 3.14/1.28 --sup_immed_fw_immed [ACNormalisation;FwUnitSubsAndRes]
% 3.14/1.28 --sup_immed_bw_main [BwUnitSubsAndRes;BwDemod]
% 3.14/1.28 --sup_immed_bw_immed [BwUnitSubsAndRes;BwSubsumption;BwSubsumptionRes]
% 3.14/1.28 --sup_input_triv [Unflattening;SMTSimplify]
% 3.14/1.28 --sup_input_fw [FwACDemod;ACNormalisation;FwLightNorm;FwDemod;FwUnitSubsAndRes;FwSubsumption;FwSubsumptionRes;FwGroundJoinability]
% 3.14/1.28 --sup_input_bw [BwACDemod;BwDemod;BwUnitSubsAndRes;BwSubsumption;BwSubsumptionRes]
% 3.14/1.28 --sup_full_fixpoint true
% 3.14/1.28 --sup_main_fixpoint true
% 3.14/1.28 --sup_immed_fixpoint false
% 3.14/1.28 --sup_input_fixpoint true
% 3.14/1.28 --sup_cache_sim none
% 3.14/1.28 --sup_smt_interval 500
% 3.14/1.28 --sup_bw_gjoin_interval 0
% 3.14/1.28
% 3.14/1.28 ------ Combination Options
% 3.14/1.28
% 3.14/1.28 --comb_mode clause_based
% 3.14/1.28 --comb_inst_mult 5
% 3.14/1.28 --comb_res_mult 1
% 3.14/1.28 --comb_sup_mult 8
% 3.14/1.28 --comb_sup_deep_mult 2
% 3.14/1.28
% 3.14/1.28 ------ Debug Options
% 3.14/1.28
% 3.14/1.28 --dbg_backtrace false
% 3.14/1.28 --dbg_dump_prop_clauses false
% 3.14/1.28 --dbg_dump_prop_clauses_file -
% 3.14/1.28 --dbg_out_stat false
% 3.14/1.28 --dbg_just_parse false
% 3.14/1.28
% 3.14/1.28
% 3.14/1.28
% 3.14/1.28
% 3.14/1.28 ------ Proving...
% 3.14/1.28
% 3.14/1.28
% 3.14/1.28 % SZS status Satisfiable for theBenchmark.p
% 3.14/1.28
% 3.14/1.28 % SZS output start Saturation for theBenchmark.p
% See solution above
% 3.14/1.28
% 3.14/1.28
%------------------------------------------------------------------------------