%------------------------------------------------------------------------------
% File : E---3.5.1
% Problem : SWB106+1 : TPTP v9.3.1. Released v5.2.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n017.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 : Thu Sep 24 02:38:39 PM UTC 2026
% Result : Theorem 42.86s 6.74s
% Output : CNFRefutation 42.86s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 9
% Syntax : Number of formulae : 45 ( 21 unt; 0 def)
% Number of atoms : 126 ( 0 equ)
% Maximal formula atoms : 15 ( 2 avg)
% Number of connectives : 137 ( 56 ~; 54 |; 18 &)
% ( 4 <=>; 5 =>; 0 <=; 0 <~>)
% Maximal formula depth : 14 ( 4 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 6 ( 5 usr; 1 prp; 0-3 aty)
% Number of functors : 14 ( 14 usr; 11 con; 0-4 aty)
% Number of variables : 64 ( 5 sgn 36 !; 1 ?)
% Comments :
%------------------------------------------------------------------------------
fof(conclusion_rdfbased_sem_restrict_term_selfsome,conjecture,
iext(uri_rdfs_subClassOf,uri_ex_z1,uri_ex_z2),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',conclusion_rdfbased_sem_restrict_term_selfsome) ).
fof(owl_prop_onproperty_ext,axiom,
! [X4,X7] :
( iext(uri_owl_onProperty,X4,X7)
=> ( ip(X7)
& icext(uri_owl_Restriction,X4) ) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_prop_onproperty_ext) ).
fof(owl_class_restriction_ext,axiom,
! [X4] :
( icext(uri_owl_Restriction,X4)
=> ic(X4) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_class_restriction_ext) ).
fof(premise_rdfbased_sem_restrict_term_selfsome,axiom,
( iext(uri_owl_onProperty,uri_ex_z1,uri_ex_p)
& iext(uri_owl_hasSelf,uri_ex_z1,literal_typed(dat_str_true,uri_xsd_boolean))
& iext(uri_owl_onProperty,uri_ex_z2,uri_ex_p)
& iext(uri_owl_someValuesFrom,uri_ex_z2,uri_owl_Thing) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',premise_rdfbased_sem_restrict_term_selfsome) ).
fof(owl_restrict_hasself,axiom,
! [X11,X2,X31] :
( ( iext(uri_owl_onProperty,X11,X2)
& iext(uri_owl_hasSelf,X11,X31) )
=> ! [X4] :
( icext(X11,X4)
<=> iext(X2,X4,X4) ) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_restrict_hasself) ).
fof(owl_rdfsext_subclassof,axiom,
! [X13,X15] :
( iext(uri_rdfs_subClassOf,X13,X15)
<=> ( ! [X4] :
( icext(X13,X4)
=> icext(X15,X4) )
& ic(X15)
& ic(X13) ) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_rdfsext_subclassof) ).
fof(owl_restrict_somevaluesfrom,axiom,
! [X11,X2,X5] :
( ( iext(uri_owl_onProperty,X11,X2)
& iext(uri_owl_someValuesFrom,X11,X5) )
=> ! [X4] :
( icext(X11,X4)
<=> ? [X7] :
( icext(X5,X7)
& iext(X2,X4,X7) ) ) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_restrict_somevaluesfrom) ).
fof(owl_class_thing_ext,axiom,
! [X4] :
( icext(uri_owl_Thing,X4)
<=> ir(X4) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_class_thing_ext) ).
fof(simple_ir,axiom,
! [X4] : ir(X4),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',simple_ir) ).
fof(c_0_9,negated_conjecture,
~ iext(uri_rdfs_subClassOf,uri_ex_z1,uri_ex_z2),
inference(assume_negation,[status(cth)],[conclusion_rdfbased_sem_restrict_term_selfsome]) ).
fof(c_0_10,plain,
! [X218,X219] :
( ( ~ iext(uri_owl_onProperty,X218,X219)
| ip(X219) )
& ( ~ iext(uri_owl_onProperty,X218,X219)
| icext(uri_owl_Restriction,X218) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[owl_prop_onproperty_ext])])])]) ).
fof(c_0_11,negated_conjecture,
~ iext(uri_rdfs_subClassOf,uri_ex_z1,uri_ex_z2),
inference(fof_simplification,[status(thm)],[c_0_9]) ).
fof(c_0_12,plain,
! [X140] :
( ic(X140)
| ~ icext(uri_owl_Restriction,X140) ),
inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[owl_class_restriction_ext])])]) ).
cnf(c_0_13,plain,
( ~ iext(uri_owl_onProperty,X1,X2)
| icext(uri_owl_Restriction,X1) ),
inference(split_conjunct,[status(thm)],[c_0_10]) ).
cnf(c_0_14,plain,
iext(uri_owl_onProperty,uri_ex_z2,uri_ex_p),
inference(split_conjunct,[status(thm)],[premise_rdfbased_sem_restrict_term_selfsome]) ).
cnf(c_0_15,plain,
iext(uri_owl_onProperty,uri_ex_z1,uri_ex_p),
inference(split_conjunct,[status(thm)],[premise_rdfbased_sem_restrict_term_selfsome]) ).
fof(c_0_16,plain,
! [X531,X532,X533,X534] :
( ( ~ iext(uri_owl_onProperty,X531,X532)
| ~ iext(uri_owl_hasSelf,X531,X533)
| icext(X531,X534)
| ~ iext(X532,X534,X534) )
& ( ~ iext(uri_owl_onProperty,X531,X532)
| ~ iext(uri_owl_hasSelf,X531,X533)
| iext(X532,X534,X534)
| ~ icext(X531,X534) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[owl_restrict_hasself])])])])]) ).
fof(c_0_17,negated_conjecture,
~ iext(uri_rdfs_subClassOf,uri_ex_z1,uri_ex_z2),
inference(fof_nnf,[status(thm)],[c_0_11]) ).
fof(c_0_18,plain,
! [X767,X768,X769,X770,X771] :
( ( iext(uri_rdfs_subClassOf,X770,X771)
| ~ ic(X771)
| ~ ic(X770)
| ~ icext(X771,esk109_2(X770,X771)) )
& ( iext(uri_rdfs_subClassOf,X770,X771)
| ~ ic(X771)
| ~ ic(X770)
| icext(X770,esk109_2(X770,X771)) )
& ( ~ iext(uri_rdfs_subClassOf,X767,X768)
| icext(X768,X769)
| ~ icext(X767,X769) )
& ( ~ iext(uri_rdfs_subClassOf,X767,X768)
| ic(X768) )
& ( ~ iext(uri_rdfs_subClassOf,X767,X768)
| ic(X767) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[owl_rdfsext_subclassof])])])])])])]) ).
cnf(c_0_19,plain,
( ~ icext(uri_owl_Restriction,X1)
| ic(X1) ),
inference(split_conjunct,[status(thm)],[c_0_12]) ).
cnf(c_0_20,plain,
icext(uri_owl_Restriction,uri_ex_z2),
inference(spm,[status(thm)],[c_0_13,c_0_14]) ).
cnf(c_0_21,plain,
icext(uri_owl_Restriction,uri_ex_z1),
inference(spm,[status(thm)],[c_0_13,c_0_15]) ).
fof(c_0_22,plain,
! [X744,X745,X746,X747,X749,X750] :
( ( ~ iext(uri_owl_onProperty,X744,X745)
| ~ iext(uri_owl_someValuesFrom,X744,X746)
| icext(X744,X749)
| ~ icext(X746,X750)
| ~ iext(X745,X749,X750) )
& ( ~ iext(uri_owl_onProperty,X744,X745)
| ~ iext(uri_owl_someValuesFrom,X744,X746)
| ~ icext(X744,X747)
| icext(X746,esk104_4(X744,X745,X746,X747)) )
& ( ~ iext(uri_owl_onProperty,X744,X745)
| ~ iext(uri_owl_someValuesFrom,X744,X746)
| ~ icext(X744,X747)
| iext(X745,X747,esk104_4(X744,X745,X746,X747)) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[owl_restrict_somevaluesfrom])])])])])])]) ).
fof(c_0_23,plain,
! [X142] :
( ( icext(uri_owl_Thing,X142)
| ~ ir(X142) )
& ( ir(X142)
| ~ icext(uri_owl_Thing,X142) ) ),
inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[owl_class_thing_ext])])]) ).
fof(c_0_24,plain,
! [X45] : ir(X45),
inference(variable_rename,[status(thm)],[simple_ir]) ).
cnf(c_0_25,plain,
( ~ iext(uri_owl_onProperty,X1,X3)
| ~ iext(uri_owl_hasSelf,X1,X4)
| ~ icext(X1,X2)
| iext(X3,X2,X2) ),
inference(split_conjunct,[status(thm)],[c_0_16]) ).
cnf(c_0_26,plain,
iext(uri_owl_hasSelf,uri_ex_z1,literal_typed(dat_str_true,uri_xsd_boolean)),
inference(split_conjunct,[status(thm)],[premise_rdfbased_sem_restrict_term_selfsome]) ).
cnf(c_0_27,negated_conjecture,
~ iext(uri_rdfs_subClassOf,uri_ex_z1,uri_ex_z2),
inference(split_conjunct,[status(thm)],[c_0_17]) ).
cnf(c_0_28,plain,
( ~ ic(X2)
| ~ ic(X1)
| iext(uri_rdfs_subClassOf,X1,X2)
| icext(X1,esk109_2(X1,X2)) ),
inference(split_conjunct,[status(thm)],[c_0_18]) ).
cnf(c_0_29,plain,
ic(uri_ex_z2),
inference(spm,[status(thm)],[c_0_19,c_0_20]) ).
cnf(c_0_30,plain,
ic(uri_ex_z1),
inference(spm,[status(thm)],[c_0_19,c_0_21]) ).
cnf(c_0_31,plain,
( ~ iext(uri_owl_onProperty,X5,X1)
| ~ iext(uri_owl_someValuesFrom,X5,X4)
| ~ icext(X4,X3)
| ~ iext(X1,X2,X3)
| icext(X5,X2) ),
inference(split_conjunct,[status(thm)],[c_0_22]) ).
cnf(c_0_32,plain,
( ~ ir(X1)
| icext(uri_owl_Thing,X1) ),
inference(split_conjunct,[status(thm)],[c_0_23]) ).
cnf(c_0_33,plain,
ir(X1),
inference(split_conjunct,[status(thm)],[c_0_24]) ).
cnf(c_0_34,plain,
( ~ iext(uri_owl_onProperty,uri_ex_z1,X1)
| ~ icext(uri_ex_z1,X2)
| iext(X1,X2,X2) ),
inference(spm,[status(thm)],[c_0_25,c_0_26]) ).
cnf(c_0_35,negated_conjecture,
icext(uri_ex_z1,esk109_2(uri_ex_z1,uri_ex_z2)),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_28]),c_0_29]),c_0_30])]) ).
cnf(c_0_36,plain,
( ~ iext(uri_ex_p,X1,X3)
| ~ iext(uri_owl_someValuesFrom,uri_ex_z2,X2)
| ~ icext(X2,X3)
| icext(uri_ex_z2,X1) ),
inference(spm,[status(thm)],[c_0_31,c_0_14]) ).
cnf(c_0_37,plain,
iext(uri_owl_someValuesFrom,uri_ex_z2,uri_owl_Thing),
inference(split_conjunct,[status(thm)],[premise_rdfbased_sem_restrict_term_selfsome]) ).
cnf(c_0_38,plain,
icext(uri_owl_Thing,X1),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_32,c_0_33])]) ).
cnf(c_0_39,negated_conjecture,
( ~ iext(uri_owl_onProperty,uri_ex_z1,X1)
| iext(X1,esk109_2(uri_ex_z1,uri_ex_z2),esk109_2(uri_ex_z1,uri_ex_z2)) ),
inference(spm,[status(thm)],[c_0_34,c_0_35]) ).
cnf(c_0_40,plain,
( ~ iext(uri_ex_p,X1,X2)
| icext(uri_ex_z2,X1) ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_36,c_0_37]),c_0_38])]) ).
cnf(c_0_41,negated_conjecture,
iext(uri_ex_p,esk109_2(uri_ex_z1,uri_ex_z2),esk109_2(uri_ex_z1,uri_ex_z2)),
inference(spm,[status(thm)],[c_0_39,c_0_15]) ).
cnf(c_0_42,plain,
( ~ ic(X1)
| ~ ic(X2)
| ~ icext(X1,esk109_2(X2,X1))
| iext(uri_rdfs_subClassOf,X2,X1) ),
inference(split_conjunct,[status(thm)],[c_0_18]) ).
cnf(c_0_43,negated_conjecture,
icext(uri_ex_z2,esk109_2(uri_ex_z1,uri_ex_z2)),
inference(spm,[status(thm)],[c_0_40,c_0_41]) ).
cnf(c_0_44,negated_conjecture,
$false,
inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_42,c_0_43]),c_0_30]),c_0_29])]),c_0_27]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : SWB106+1 : TPTP v9.3.1. Released v5.2.0.
% 0.00/0.08 % Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.18/0.46 % Computer : n017.cluster.edu
% 0.18/0.46 % Model : x86_64 x86_64
% 0.18/0.46 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.46 % Memory : 8046.5625MB
% 0.18/0.46 % OS : Linux 6.8.0-71-generic
% 0.18/0.46 % CPULimit : 300
% 0.18/0.46 % WCLimit : 300
% 0.18/0.46 % DateTime : Mon Sep 21 07:43:13 UTC 2026
% 0.18/0.46 % CPUTime :
% 0.18/0.46 Running run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.23/0.51 Running first-order theorem proving
% 0.23/0.52 Running: /export/starexec/sandbox/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 42.86/6.74 % Version: 3.5.1
% 42.86/6.74 % Preprocessing class: FSLMSMSLSSSNFFN.
% 42.86/6.74 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 42.86/6.74 % Starting G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI with 900s (3) cores
% 42.86/6.74 % Starting new_bool_3 with 600s (2) cores
% 42.86/6.74 % Starting new_bool_1 with 600s (2) cores
% 42.86/6.74 % Starting sh5l with 300s (1) cores
% 42.86/6.74 % G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI with pid 1809970 completed with status 0
% 42.86/6.74 % Result found by G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI
% 42.86/6.74 % Preprocessing class: FSLMSMSLSSSNFFN.
% 42.86/6.74 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 42.86/6.74 % Starting G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI with 900s (3) cores
% 42.86/6.74 % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 42.86/6.74 % No SInE strategy applied
% 42.86/6.74 % Search class: FGHSM-SMLM33-SFFFFFNN
% 42.86/6.74 % partial match(1): FGHSM-SMLM33-DFFFFFNN
% 42.86/6.74 % Scheduled 7 strats onto 3 cores with 900 seconds (900 total)
% 42.86/6.74 % Starting SubtermCWHack with 82s (1) cores
% 42.86/6.74 % Starting G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI with 91s (1) cores
% 42.86/6.74 % Starting U----_206e_00_B11_00_F1_SE_PI_CS_SP_PS_S5PRR_RG_S04AN with 82s (1) cores
% 42.86/6.74 % G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI with pid 1809985 completed with status 0
% 42.86/6.74 % Result found by G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI
% 42.86/6.74 % Preprocessing class: FSLMSMSLSSSNFFN.
% 42.86/6.74 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 42.86/6.74 % Starting G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI with 900s (3) cores
% 42.86/6.74 % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 42.86/6.74 % No SInE strategy applied
% 42.86/6.74 % Search class: FGHSM-SMLM33-SFFFFFNN
% 42.86/6.74 % partial match(1): FGHSM-SMLM33-DFFFFFNN
% 42.86/6.74 % Scheduled 7 strats onto 3 cores with 900 seconds (900 total)
% 42.86/6.74 % Starting SubtermCWHack with 82s (1) cores
% 42.86/6.74 % Starting G-E--_008_C45_F1_PI_SE_Q4_CS_SP_S4SI with 91s (1) cores
% 42.86/6.74 % Preprocessing time : 0.030 s
% 42.86/6.74
% 42.86/6.74 % Proof found!
% 42.86/6.74 % SZS status Theorem
% 42.86/6.74 % SZS output start CNFRefutation
% See solution above
% 42.86/6.75 % Parsed axioms : 560
% 42.86/6.75 % Removed by relevancy pruning/SinE : 0
% 42.86/6.75 % Initial clauses : 1271
% 42.86/6.75 % Removed in clause preprocessing : 111
% 42.86/6.75 % Initial clauses in saturation : 1160
% 42.86/6.75 % Processed clauses : 21807
% 42.86/6.75 % ...of these trivial : 1565
% 42.86/6.75 % ...subsumed : 9281
% 42.86/6.75 % ...remaining for further processing : 10961
% 42.86/6.75 % Other redundant clauses eliminated : 16
% 42.86/6.75 % Clauses deleted for lack of memory : 0
% 42.86/6.75 % Backward-subsumed : 48
% 42.86/6.75 % Backward-rewritten : 36
% 42.86/6.75 % Generated clauses : 70963
% 42.86/6.75 % ...of the previous two non-redundant : 56954
% 42.86/6.75 % ...aggressively subsumed : 0
% 42.86/6.75 % Contextual simplify-reflections : 82
% 42.86/6.75 % Paramodulations : 70945
% 42.86/6.75 % Factorizations : 2
% 42.86/6.75 % NegExts : 0
% 42.86/6.75 % Equation resolutions : 16
% 42.86/6.75 % Disequality decompositions : 0
% 42.86/6.75 % Total rewrite steps : 49106
% 42.86/6.75 % ...of those cached : 47647
% 42.86/6.75 % Propositional unsat checks : 0
% 42.86/6.75 % Propositional check models : 0
% 42.86/6.75 % Propositional check unsatisfiable : 0
% 42.86/6.75 % Propositional clauses : 0
% 42.86/6.75 % Propositional clauses after purity: 0
% 42.86/6.75 % Propositional unsat core size : 0
% 42.86/6.75 % Propositional preprocessing time : 0.000
% 42.86/6.75 % Propositional encoding time : 0.000
% 42.86/6.75 % Propositional solver time : 0.000
% 42.86/6.75 % Success case prop preproc time : 0.000
% 42.86/6.75 % Success case prop encoding time : 0.000
% 42.86/6.75 % Success case prop solver time : 0.000
% 42.86/6.75 % Current number of processed clauses : 10861
% 42.86/6.75 % Positive orientable unit clauses : 2347
% 42.86/6.75 % Positive unorientable unit clauses: 0
% 42.86/6.75 % Negative unit clauses : 9
% 42.86/6.75 % Non-unit-clauses : 8505
% 42.86/6.75 % Current number of unprocessed clauses: 36296
% 42.86/6.75 % ...number of literals in the above : 153292
% 42.86/6.75 % Current number of archived formulas : 0
% 42.86/6.75 % Current number of archived clauses : 85
% 42.86/6.75 % Clause-clause subsumption calls (NU) : 7200797
% 42.86/6.75 % Rec. Clause-clause subsumption calls : 5042051
% 42.86/6.75 % Non-unit clause-clause subsumptions : 9384
% 42.86/6.75 % Unit Clause-clause subsumption calls : 548689
% 42.86/6.75 % Rewrite failures with RHS unbound : 0
% 42.86/6.75 % BW rewrite match attempts : 1613
% 42.86/6.75 % BW rewrite match successes : 3
% 42.86/6.75 % Condensation attempts : 0
% 42.86/6.75 % Condensation successes : 0
% 42.86/6.75 % Termbank termtop insertions : 1030824
% 42.86/6.75 % Search garbage collected termcells : 19088
% 42.86/6.75
% 42.86/6.75 % -------------------------------------------------
% 42.86/6.75 % User time : 5.940 s
% 42.86/6.75 % System time : 0.113 s
% 42.86/6.75 % Total time : 6.053 s
% 42.86/6.75 % Maximum resident set size: 7508 pages
% 42.86/6.75
% 42.86/6.75 % -------------------------------------------------
% 42.86/6.75 % User time : 17.621 s
% 42.86/6.75 % System time : 0.383 s
% 42.86/6.75 % Total time : 18.004 s
% 42.86/6.75 % Maximum resident set size: 5376 pages
% 42.86/6.75 % E exiting
%------------------------------------------------------------------------------