TSTP Solution File: SET611+3 by ePrincess---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ePrincess---1.0
% Problem  : SET611+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : ePrincess-casc -timeout=%d %s

% Computer : n019.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Tue Jul 19 00:20:47 EDT 2022

% Result   : Theorem 21.36s 6.19s
% Output   : Proof 29.94s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SET611+3 : TPTP v8.1.0. Released v2.2.0.
% 0.11/0.12  % Command  : ePrincess-casc -timeout=%d %s
% 0.12/0.33  % Computer : n019.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sun Jul 10 14:35:23 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.67/0.63          ____       _                          
% 0.67/0.63    ___  / __ \_____(_)___  ________  __________
% 0.67/0.63   / _ \/ /_/ / ___/ / __ \/ ___/ _ \/ ___/ ___/
% 0.67/0.63  /  __/ ____/ /  / / / / / /__/  __(__  |__  ) 
% 0.67/0.63  \___/_/   /_/  /_/_/ /_/\___/\___/____/____/  
% 0.67/0.63  
% 0.67/0.63  A Theorem Prover for First-Order Logic
% 0.67/0.63  (ePrincess v.1.0)
% 0.67/0.63  
% 0.67/0.63  (c) Philipp Rümmer, 2009-2015
% 0.67/0.63  (c) Peter Backeman, 2014-2015
% 0.67/0.63  (contributions by Angelo Brillout, Peter Baumgartner)
% 0.67/0.63  Free software under GNU Lesser General Public License (LGPL).
% 0.67/0.63  Bug reports to peter@backeman.se
% 0.67/0.63  
% 0.67/0.63  For more information, visit http://user.uu.se/~petba168/breu/
% 0.67/0.63  
% 0.67/0.63  Loading /export/starexec/sandbox/benchmark/theBenchmark.p ...
% 0.67/0.68  Prover 0: Options:  -triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 1.51/0.94  Prover 0: Preprocessing ...
% 1.96/1.10  Prover 0: Warning: ignoring some quantifiers
% 1.96/1.11  Prover 0: Constructing countermodel ...
% 2.44/1.24  Prover 0: gave up
% 2.44/1.25  Prover 1: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -resolutionMethod=normal +ignoreQuantifiers -generateTriggers=all
% 2.44/1.26  Prover 1: Preprocessing ...
% 2.75/1.34  Prover 1: Warning: ignoring some quantifiers
% 2.75/1.35  Prover 1: Constructing countermodel ...
% 2.75/1.38  Prover 1: gave up
% 3.03/1.39  Prover 2: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 3.03/1.40  Prover 2: Preprocessing ...
% 3.41/1.47  Prover 2: Warning: ignoring some quantifiers
% 3.47/1.48  Prover 2: Constructing countermodel ...
% 3.61/1.53  Prover 2: gave up
% 3.61/1.53  Prover 3: Options:  -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 3.70/1.54  Prover 3: Preprocessing ...
% 3.70/1.56  Prover 3: Warning: ignoring some quantifiers
% 3.70/1.57  Prover 3: Constructing countermodel ...
% 3.70/1.60  Prover 3: gave up
% 3.70/1.60  Prover 4: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=complete
% 3.70/1.61  Prover 4: Preprocessing ...
% 4.13/1.68  Prover 4: Warning: ignoring some quantifiers
% 4.13/1.69  Prover 4: Constructing countermodel ...
% 6.23/2.10  Prover 4: gave up
% 6.23/2.10  Prover 5: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allMinimal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 6.23/2.11  Prover 5: Preprocessing ...
% 6.33/2.15  Prover 5: Warning: ignoring some quantifiers
% 6.33/2.15  Prover 5: Constructing countermodel ...
% 6.33/2.17  Prover 5: gave up
% 6.33/2.17  Prover 6: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -resolutionMethod=normal +ignoreQuantifiers -generateTriggers=all
% 6.33/2.18  Prover 6: Preprocessing ...
% 6.33/2.21  Prover 6: Warning: ignoring some quantifiers
% 6.33/2.21  Prover 6: Constructing countermodel ...
% 6.79/2.23  Prover 6: gave up
% 6.79/2.23  Prover 7: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximalOutermost -resolutionMethod=normal -ignoreQuantifiers -generateTriggers=all
% 6.79/2.24  Prover 7: Preprocessing ...
% 6.79/2.26  Prover 7: Proving ...
% 21.36/6.19  Prover 7: proved (3957ms)
% 21.36/6.19  
% 21.36/6.19  % SZS status Theorem for theBenchmark
% 21.36/6.19  
% 21.36/6.19  Generating proof ... found it (size 119)
% 29.52/8.58  
% 29.52/8.58  % SZS output start Proof for theBenchmark
% 29.52/8.58  Assumed formulas after preprocessing and simplification: 
% 29.52/8.58  | (0)  ? [v0] : ( ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v2 = v1 |  ~ (difference(v4, v3) = v2) |  ~ (difference(v4, v3) = v1)) &  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v2 = v1 |  ~ (intersection(v4, v3) = v2) |  ~ (intersection(v4, v3) = v1)) &  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (difference(v1, v2) = v4) |  ~ member(v3, v4) | (member(v3, v1) &  ~ member(v3, v2))) &  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (difference(v1, v2) = v4) |  ~ member(v3, v1) | member(v3, v4) | member(v3, v2)) &  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (intersection(v1, v2) = v4) |  ~ member(v3, v4) | (member(v3, v2) & member(v3, v1))) &  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (intersection(v1, v2) = v4) |  ~ member(v3, v2) |  ~ member(v3, v1) | member(v3, v4)) &  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (intersection(v1, v2) = v3) | intersection(v2, v1) = v3) &  ! [v1] :  ! [v2] : (v2 = v1 |  ~ subset(v2, v1) |  ~ subset(v1, v2)) &  ! [v1] :  ! [v2] : (v2 = v1 |  ? [v3] : (( ~ member(v3, v2) |  ~ member(v3, v1)) & (member(v3, v2) | member(v3, v1)))) &  ! [v1] :  ! [v2] : ( ~ subset(v1, v2) |  ! [v3] : ( ~ member(v3, v1) | member(v3, v2))) &  ! [v1] :  ! [v2] : (subset(v1, v2) |  ? [v3] : (member(v3, v1) &  ~ member(v3, v2))) &  ! [v1] : ( ~ empty(v1) |  ! [v2] :  ~ member(v2, v1)) &  ! [v1] :  ~ member(v1, v0) &  ! [v1] : (empty(v1) |  ? [v2] : member(v2, v1)) &  ! [v1] : subset(v1, v1) &  ? [v1] :  ? [v2] :  ? [v3] :  ? [v4] : (difference(v1, v2) = v4 & intersection(v1, v2) = v3 & ((v4 = v1 &  ~ (v3 = v0)) | (v3 = v0 &  ~ (v4 = v1)))))
% 29.52/8.60  | Instantiating (0) with all_0_0_0 yields:
% 29.52/8.60  | (1)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (difference(v3, v2) = v1) |  ~ (difference(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (intersection(v3, v2) = v1) |  ~ (intersection(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v3) | (member(v2, v0) &  ~ member(v2, v1))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v0) | member(v2, v3) | member(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (intersection(v0, v1) = v3) |  ~ member(v2, v3) | (member(v2, v1) & member(v2, v0))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (intersection(v0, v1) = v3) |  ~ member(v2, v1) |  ~ member(v2, v0) | member(v2, v3)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (intersection(v0, v1) = v2) | intersection(v1, v0) = v2) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ subset(v1, v0) |  ~ subset(v0, v1)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ? [v2] : (( ~ member(v2, v1) |  ~ member(v2, v0)) & (member(v2, v1) | member(v2, v0)))) &  ! [v0] :  ! [v1] : ( ~ subset(v0, v1) |  ! [v2] : ( ~ member(v2, v0) | member(v2, v1))) &  ! [v0] :  ! [v1] : (subset(v0, v1) |  ? [v2] : (member(v2, v0) &  ~ member(v2, v1))) &  ! [v0] : ( ~ empty(v0) |  ! [v1] :  ~ member(v1, v0)) &  ! [v0] :  ~ member(v0, all_0_0_0) &  ! [v0] : (empty(v0) |  ? [v1] : member(v1, v0)) &  ! [v0] : subset(v0, v0) &  ? [v0] :  ? [v1] :  ? [v2] :  ? [v3] : (difference(v0, v1) = v3 & intersection(v0, v1) = v2 & ((v3 = v0 &  ~ (v2 = all_0_0_0)) | (v2 = all_0_0_0 &  ~ (v3 = v0))))
% 29.52/8.61  |
% 29.52/8.61  | Applying alpha-rule on (1) yields:
% 29.52/8.61  | (2)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v0) | member(v2, v3) | member(v2, v1))
% 29.52/8.61  | (3)  ? [v0] :  ? [v1] :  ? [v2] :  ? [v3] : (difference(v0, v1) = v3 & intersection(v0, v1) = v2 & ((v3 = v0 &  ~ (v2 = all_0_0_0)) | (v2 = all_0_0_0 &  ~ (v3 = v0))))
% 29.52/8.61  | (4)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (difference(v3, v2) = v1) |  ~ (difference(v3, v2) = v0))
% 29.52/8.61  | (5)  ! [v0] : (empty(v0) |  ? [v1] : member(v1, v0))
% 29.52/8.61  | (6)  ! [v0] :  ! [v1] : (v1 = v0 |  ? [v2] : (( ~ member(v2, v1) |  ~ member(v2, v0)) & (member(v2, v1) | member(v2, v0))))
% 29.52/8.61  | (7)  ! [v0] :  ~ member(v0, all_0_0_0)
% 29.52/8.61  | (8)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (intersection(v0, v1) = v2) | intersection(v1, v0) = v2)
% 29.52/8.61  | (9)  ! [v0] :  ! [v1] : (subset(v0, v1) |  ? [v2] : (member(v2, v0) &  ~ member(v2, v1)))
% 29.52/8.61  | (10)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (difference(v0, v1) = v3) |  ~ member(v2, v3) | (member(v2, v0) &  ~ member(v2, v1)))
% 29.52/8.61  | (11)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (intersection(v3, v2) = v1) |  ~ (intersection(v3, v2) = v0))
% 29.52/8.61  | (12)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (intersection(v0, v1) = v3) |  ~ member(v2, v1) |  ~ member(v2, v0) | member(v2, v3))
% 29.52/8.61  | (13)  ! [v0] : ( ~ empty(v0) |  ! [v1] :  ~ member(v1, v0))
% 29.52/8.61  | (14)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (intersection(v0, v1) = v3) |  ~ member(v2, v3) | (member(v2, v1) & member(v2, v0)))
% 29.52/8.61  | (15)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ subset(v1, v0) |  ~ subset(v0, v1))
% 29.52/8.61  | (16)  ! [v0] : subset(v0, v0)
% 29.52/8.61  | (17)  ! [v0] :  ! [v1] : ( ~ subset(v0, v1) |  ! [v2] : ( ~ member(v2, v0) | member(v2, v1)))
% 29.52/8.61  |
% 29.52/8.61  | Instantiating (3) with all_2_0_1, all_2_1_2, all_2_2_3, all_2_3_4 yields:
% 29.52/8.61  | (18) difference(all_2_3_4, all_2_2_3) = all_2_0_1 & intersection(all_2_3_4, all_2_2_3) = all_2_1_2 & ((all_2_0_1 = all_2_3_4 &  ~ (all_2_1_2 = all_0_0_0)) | (all_2_1_2 = all_0_0_0 &  ~ (all_2_0_1 = all_2_3_4)))
% 29.52/8.62  |
% 29.52/8.62  | Applying alpha-rule on (18) yields:
% 29.52/8.62  | (19) difference(all_2_3_4, all_2_2_3) = all_2_0_1
% 29.52/8.62  | (20) intersection(all_2_3_4, all_2_2_3) = all_2_1_2
% 29.52/8.62  | (21) (all_2_0_1 = all_2_3_4 &  ~ (all_2_1_2 = all_0_0_0)) | (all_2_1_2 = all_0_0_0 &  ~ (all_2_0_1 = all_2_3_4))
% 29.52/8.62  |
% 29.52/8.62  +-Applying beta-rule and splitting (21), into two cases.
% 29.52/8.62  |-Branch one:
% 29.52/8.62  | (22) all_2_0_1 = all_2_3_4 &  ~ (all_2_1_2 = all_0_0_0)
% 29.52/8.62  |
% 29.52/8.62  	| Applying alpha-rule on (22) yields:
% 29.52/8.62  	| (23) all_2_0_1 = all_2_3_4
% 29.52/8.62  	| (24)  ~ (all_2_1_2 = all_0_0_0)
% 29.52/8.62  	|
% 29.52/8.62  	| From (23) and (19) follows:
% 29.52/8.62  	| (25) difference(all_2_3_4, all_2_2_3) = all_2_3_4
% 29.94/8.62  	|
% 29.94/8.62  	| Introducing new symbol ex_42_1_10 defined by:
% 29.94/8.62  	| (26) ex_42_1_10 = all_2_1_2
% 29.94/8.62  	|
% 29.94/8.62  	| Introducing new symbol ex_42_0_9 defined by:
% 29.94/8.62  	| (27) ex_42_0_9 = all_0_0_0
% 29.94/8.62  	|
% 29.94/8.62  	| Instantiating formula (6) with ex_42_0_9, ex_42_1_10 yields:
% 29.94/8.62  	| (28) ex_42_0_9 = ex_42_1_10 |  ? [v0] : (( ~ member(v0, ex_42_0_9) |  ~ member(v0, ex_42_1_10)) & (member(v0, ex_42_0_9) | member(v0, ex_42_1_10)))
% 29.94/8.62  	|
% 29.94/8.62  	+-Applying beta-rule and splitting (28), into two cases.
% 29.94/8.62  	|-Branch one:
% 29.94/8.62  	| (29) ex_42_0_9 = ex_42_1_10
% 29.94/8.62  	|
% 29.94/8.62  		| Combining equations (27,29) yields a new equation:
% 29.94/8.62  		| (30) ex_42_1_10 = all_0_0_0
% 29.94/8.62  		|
% 29.94/8.62  		| Combining equations (30,26) yields a new equation:
% 29.94/8.62  		| (31) all_2_1_2 = all_0_0_0
% 29.94/8.62  		|
% 29.94/8.62  		| Equations (31) can reduce 24 to:
% 29.94/8.62  		| (32) $false
% 29.94/8.62  		|
% 29.94/8.62  		|-The branch is then unsatisfiable
% 29.94/8.62  	|-Branch two:
% 29.94/8.62  	| (33)  ? [v0] : (( ~ member(v0, ex_42_0_9) |  ~ member(v0, ex_42_1_10)) & (member(v0, ex_42_0_9) | member(v0, ex_42_1_10)))
% 29.94/8.62  	|
% 29.94/8.62  		| Instantiating (33) with all_45_0_11 yields:
% 29.94/8.62  		| (34) ( ~ member(all_45_0_11, ex_42_0_9) |  ~ member(all_45_0_11, ex_42_1_10)) & (member(all_45_0_11, ex_42_0_9) | member(all_45_0_11, ex_42_1_10))
% 29.94/8.62  		|
% 29.94/8.62  		| Applying alpha-rule on (34) yields:
% 29.94/8.62  		| (35)  ~ member(all_45_0_11, ex_42_0_9) |  ~ member(all_45_0_11, ex_42_1_10)
% 29.94/8.62  		| (36) member(all_45_0_11, ex_42_0_9) | member(all_45_0_11, ex_42_1_10)
% 29.94/8.62  		|
% 29.94/8.62  		+-Applying beta-rule and splitting (35), into two cases.
% 29.94/8.62  		|-Branch one:
% 29.94/8.62  		| (37)  ~ member(all_45_0_11, ex_42_0_9)
% 29.94/8.62  		|
% 29.94/8.62  			+-Applying beta-rule and splitting (36), into two cases.
% 29.94/8.62  			|-Branch one:
% 29.94/8.62  			| (38) member(all_45_0_11, ex_42_0_9)
% 29.94/8.62  			|
% 29.94/8.62  				| Using (38) and (37) yields:
% 29.94/8.62  				| (39) $false
% 29.94/8.62  				|
% 29.94/8.62  				|-The branch is then unsatisfiable
% 29.94/8.62  			|-Branch two:
% 29.94/8.62  			| (40) member(all_45_0_11, ex_42_1_10)
% 29.94/8.62  			|
% 29.94/8.62  				| Instantiating formula (10) with all_2_3_4, all_45_0_11, all_2_2_3, all_2_3_4 and discharging atoms difference(all_2_3_4, all_2_2_3) = all_2_3_4, yields:
% 29.94/8.62  				| (41)  ~ member(all_45_0_11, all_2_2_3) |  ~ member(all_45_0_11, all_2_3_4)
% 29.94/8.62  				|
% 29.94/8.62  				| Instantiating formula (14) with all_2_1_2, all_45_0_11, all_2_2_3, all_2_3_4 and discharging atoms intersection(all_2_3_4, all_2_2_3) = all_2_1_2, yields:
% 29.94/8.62  				| (42)  ~ member(all_45_0_11, all_2_1_2) | (member(all_45_0_11, all_2_2_3) & member(all_45_0_11, all_2_3_4))
% 29.94/8.62  				|
% 29.94/8.62  				+-Applying beta-rule and splitting (41), into two cases.
% 29.94/8.62  				|-Branch one:
% 29.94/8.62  				| (43)  ~ member(all_45_0_11, all_2_2_3)
% 29.94/8.62  				|
% 29.94/8.62  					+-Applying beta-rule and splitting (42), into two cases.
% 29.94/8.62  					|-Branch one:
% 29.94/8.62  					| (44)  ~ member(all_45_0_11, all_2_1_2)
% 29.94/8.62  					|
% 29.94/8.62  						| From (26) and (40) follows:
% 29.94/8.62  						| (45) member(all_45_0_11, all_2_1_2)
% 29.94/8.62  						|
% 29.94/8.62  						| Using (45) and (44) yields:
% 29.94/8.62  						| (39) $false
% 29.94/8.62  						|
% 29.94/8.62  						|-The branch is then unsatisfiable
% 29.94/8.62  					|-Branch two:
% 29.94/8.62  					| (47) member(all_45_0_11, all_2_2_3) & member(all_45_0_11, all_2_3_4)
% 29.94/8.62  					|
% 29.94/8.62  						| Applying alpha-rule on (47) yields:
% 29.94/8.62  						| (48) member(all_45_0_11, all_2_2_3)
% 29.94/8.62  						| (49) member(all_45_0_11, all_2_3_4)
% 29.94/8.62  						|
% 29.94/8.62  						| Using (48) and (43) yields:
% 29.94/8.62  						| (39) $false
% 29.94/8.62  						|
% 29.94/8.62  						|-The branch is then unsatisfiable
% 29.94/8.62  				|-Branch two:
% 29.94/8.62  				| (51)  ~ member(all_45_0_11, all_2_3_4)
% 29.94/8.62  				|
% 29.94/8.62  					+-Applying beta-rule and splitting (42), into two cases.
% 29.94/8.62  					|-Branch one:
% 29.94/8.62  					| (44)  ~ member(all_45_0_11, all_2_1_2)
% 29.94/8.62  					|
% 29.94/8.62  						| From (26) and (40) follows:
% 29.94/8.62  						| (45) member(all_45_0_11, all_2_1_2)
% 29.94/8.62  						|
% 29.94/8.62  						| Using (45) and (44) yields:
% 29.94/8.62  						| (39) $false
% 29.94/8.62  						|
% 29.94/8.62  						|-The branch is then unsatisfiable
% 29.94/8.62  					|-Branch two:
% 29.94/8.62  					| (47) member(all_45_0_11, all_2_2_3) & member(all_45_0_11, all_2_3_4)
% 29.94/8.62  					|
% 29.94/8.62  						| Applying alpha-rule on (47) yields:
% 29.94/8.62  						| (48) member(all_45_0_11, all_2_2_3)
% 29.94/8.62  						| (49) member(all_45_0_11, all_2_3_4)
% 29.94/8.62  						|
% 29.94/8.62  						| Using (49) and (51) yields:
% 29.94/8.62  						| (39) $false
% 29.94/8.62  						|
% 29.94/8.62  						|-The branch is then unsatisfiable
% 29.94/8.62  		|-Branch two:
% 29.94/8.62  		| (38) member(all_45_0_11, ex_42_0_9)
% 29.94/8.62  		| (60)  ~ member(all_45_0_11, ex_42_1_10)
% 29.94/8.63  		|
% 29.94/8.63  			| Instantiating formula (7) with all_45_0_11 yields:
% 29.94/8.63  			| (61)  ~ member(all_45_0_11, all_0_0_0)
% 29.94/8.63  			|
% 29.94/8.63  			| From (27) and (38) follows:
% 29.94/8.63  			| (62) member(all_45_0_11, all_0_0_0)
% 29.94/8.63  			|
% 29.94/8.63  			| Using (62) and (61) yields:
% 29.94/8.63  			| (39) $false
% 29.94/8.63  			|
% 29.94/8.63  			|-The branch is then unsatisfiable
% 29.94/8.63  |-Branch two:
% 29.94/8.63  | (64) all_2_1_2 = all_0_0_0 &  ~ (all_2_0_1 = all_2_3_4)
% 29.94/8.63  |
% 29.94/8.63  	| Applying alpha-rule on (64) yields:
% 29.94/8.63  	| (31) all_2_1_2 = all_0_0_0
% 29.94/8.63  	| (66)  ~ (all_2_0_1 = all_2_3_4)
% 29.94/8.63  	|
% 29.94/8.63  	| From (31) and (20) follows:
% 29.94/8.63  	| (67) intersection(all_2_3_4, all_2_2_3) = all_0_0_0
% 29.94/8.63  	|
% 29.94/8.63  	| Introducing new symbol ex_31_1_17 defined by:
% 29.94/8.63  	| (68) ex_31_1_17 = all_2_3_4
% 29.94/8.63  	|
% 29.94/8.63  	| Introducing new symbol ex_31_0_16 defined by:
% 29.94/8.63  	| (69) ex_31_0_16 = all_2_3_4
% 29.94/8.63  	|
% 29.94/8.63  	| Instantiating formula (9) with ex_31_0_16, ex_31_1_17 yields:
% 29.94/8.63  	| (70) subset(ex_31_1_17, ex_31_0_16) |  ? [v0] : (member(v0, ex_31_1_17) &  ~ member(v0, ex_31_0_16))
% 29.94/8.63  	|
% 29.94/8.63  	+-Applying beta-rule and splitting (70), into two cases.
% 29.94/8.63  	|-Branch one:
% 29.94/8.63  	| (71) subset(ex_31_1_17, ex_31_0_16)
% 29.94/8.63  	|
% 29.94/8.63  		| Instantiating formula (17) with ex_31_0_16, ex_31_1_17 and discharging atoms subset(ex_31_1_17, ex_31_0_16), yields:
% 29.94/8.63  		| (72)  ! [v0] : ( ~ member(v0, ex_31_1_17) | member(v0, ex_31_0_16))
% 29.94/8.63  		|
% 29.94/8.63  		| Introducing new symbol ex_42_1_20 defined by:
% 29.94/8.63  		| (73) ex_42_1_20 = all_2_0_1
% 29.94/8.63  		|
% 29.94/8.63  		| Introducing new symbol ex_42_0_19 defined by:
% 29.94/8.63  		| (74) ex_42_0_19 = all_2_3_4
% 29.94/8.63  		|
% 29.94/8.63  		| Instantiating formula (6) with ex_42_0_19, ex_42_1_20 yields:
% 29.94/8.63  		| (75) ex_42_0_19 = ex_42_1_20 |  ? [v0] : (( ~ member(v0, ex_42_0_19) |  ~ member(v0, ex_42_1_20)) & (member(v0, ex_42_0_19) | member(v0, ex_42_1_20)))
% 29.94/8.63  		|
% 29.94/8.63  		+-Applying beta-rule and splitting (75), into two cases.
% 29.94/8.63  		|-Branch one:
% 29.94/8.63  		| (76) ex_42_0_19 = ex_42_1_20
% 29.94/8.63  		|
% 29.94/8.63  			| Combining equations (76,74) yields a new equation:
% 29.94/8.63  			| (77) ex_42_1_20 = all_2_3_4
% 29.94/8.63  			|
% 29.94/8.63  			| Simplifying 77 yields:
% 29.94/8.63  			| (78) ex_42_1_20 = all_2_3_4
% 29.94/8.63  			|
% 29.94/8.63  			| Combining equations (78,73) yields a new equation:
% 29.94/8.63  			| (23) all_2_0_1 = all_2_3_4
% 29.94/8.63  			|
% 29.94/8.63  			| Equations (23) can reduce 66 to:
% 29.94/8.63  			| (32) $false
% 29.94/8.63  			|
% 29.94/8.63  			|-The branch is then unsatisfiable
% 29.94/8.63  		|-Branch two:
% 29.94/8.63  		| (81)  ? [v0] : (( ~ member(v0, ex_42_0_19) |  ~ member(v0, ex_42_1_20)) & (member(v0, ex_42_0_19) | member(v0, ex_42_1_20)))
% 29.94/8.63  		|
% 29.94/8.63  			| Instantiating (81) with all_45_0_21 yields:
% 29.94/8.63  			| (82) ( ~ member(all_45_0_21, ex_42_0_19) |  ~ member(all_45_0_21, ex_42_1_20)) & (member(all_45_0_21, ex_42_0_19) | member(all_45_0_21, ex_42_1_20))
% 29.94/8.63  			|
% 29.94/8.63  			| Applying alpha-rule on (82) yields:
% 29.94/8.63  			| (83)  ~ member(all_45_0_21, ex_42_0_19) |  ~ member(all_45_0_21, ex_42_1_20)
% 29.94/8.63  			| (84) member(all_45_0_21, ex_42_0_19) | member(all_45_0_21, ex_42_1_20)
% 29.94/8.63  			|
% 29.94/8.63  			+-Applying beta-rule and splitting (83), into two cases.
% 29.94/8.63  			|-Branch one:
% 29.94/8.63  			| (85)  ~ member(all_45_0_21, ex_42_0_19)
% 29.94/8.63  			|
% 29.94/8.63  				+-Applying beta-rule and splitting (84), into two cases.
% 29.94/8.63  				|-Branch one:
% 29.94/8.63  				| (86) member(all_45_0_21, ex_42_0_19)
% 29.94/8.63  				|
% 29.94/8.63  					| Using (86) and (85) yields:
% 29.94/8.63  					| (39) $false
% 29.94/8.63  					|
% 29.94/8.63  					|-The branch is then unsatisfiable
% 29.94/8.63  				|-Branch two:
% 29.94/8.63  				| (88) member(all_45_0_21, ex_42_1_20)
% 29.94/8.63  				|
% 29.94/8.63  					| Instantiating formula (7) with all_45_0_21 yields:
% 29.94/8.63  					| (89)  ~ member(all_45_0_21, all_0_0_0)
% 29.94/8.63  					|
% 29.94/8.63  					| Instantiating formula (10) with all_2_0_1, all_45_0_21, all_2_2_3, all_2_3_4 and discharging atoms difference(all_2_3_4, all_2_2_3) = all_2_0_1, yields:
% 29.94/8.63  					| (90)  ~ member(all_45_0_21, all_2_0_1) | (member(all_45_0_21, all_2_3_4) &  ~ member(all_45_0_21, all_2_2_3))
% 29.94/8.63  					|
% 29.94/8.63  					| Instantiating formula (12) with all_0_0_0, all_45_0_21, all_2_3_4, all_2_3_4 and discharging atoms  ~ member(all_45_0_21, all_0_0_0), yields:
% 29.94/8.63  					| (91)  ~ (intersection(all_2_3_4, all_2_3_4) = all_0_0_0) |  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.63  					|
% 29.94/8.63  					| Instantiating formula (72) with all_45_0_21 yields:
% 29.94/8.63  					| (92)  ~ member(all_45_0_21, ex_31_1_17) | member(all_45_0_21, ex_31_0_16)
% 29.94/8.63  					|
% 29.94/8.63  					+-Applying beta-rule and splitting (92), into two cases.
% 29.94/8.63  					|-Branch one:
% 29.94/8.63  					| (93)  ~ member(all_45_0_21, ex_31_1_17)
% 29.94/8.63  					|
% 29.94/8.63  						+-Applying beta-rule and splitting (91), into two cases.
% 29.94/8.63  						|-Branch one:
% 29.94/8.63  						| (94)  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.63  						|
% 29.94/8.63  							+-Applying beta-rule and splitting (90), into two cases.
% 29.94/8.63  							|-Branch one:
% 29.94/8.63  							| (95)  ~ member(all_45_0_21, all_2_0_1)
% 29.94/8.63  							|
% 29.94/8.63  								| From (73) and (88) follows:
% 29.94/8.63  								| (96) member(all_45_0_21, all_2_0_1)
% 29.94/8.63  								|
% 29.94/8.63  								| Using (96) and (95) yields:
% 29.94/8.63  								| (39) $false
% 29.94/8.63  								|
% 29.94/8.63  								|-The branch is then unsatisfiable
% 29.94/8.63  							|-Branch two:
% 29.94/8.63  							| (98) member(all_45_0_21, all_2_3_4) &  ~ member(all_45_0_21, all_2_2_3)
% 29.94/8.63  							|
% 29.94/8.63  								| Applying alpha-rule on (98) yields:
% 29.94/8.63  								| (99) member(all_45_0_21, all_2_3_4)
% 29.94/8.63  								| (100)  ~ member(all_45_0_21, all_2_2_3)
% 29.94/8.63  								|
% 29.94/8.63  								| Using (99) and (94) yields:
% 29.94/8.63  								| (39) $false
% 29.94/8.63  								|
% 29.94/8.63  								|-The branch is then unsatisfiable
% 29.94/8.63  						|-Branch two:
% 29.94/8.63  						| (99) member(all_45_0_21, all_2_3_4)
% 29.94/8.63  						| (103)  ~ (intersection(all_2_3_4, all_2_3_4) = all_0_0_0)
% 29.94/8.63  						|
% 29.94/8.63  							| From (68) and (93) follows:
% 29.94/8.63  							| (94)  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.63  							|
% 29.94/8.63  							| Using (99) and (94) yields:
% 29.94/8.63  							| (39) $false
% 29.94/8.63  							|
% 29.94/8.63  							|-The branch is then unsatisfiable
% 29.94/8.63  					|-Branch two:
% 29.94/8.63  					| (106) member(all_45_0_21, ex_31_0_16)
% 29.94/8.63  					|
% 29.94/8.63  						+-Applying beta-rule and splitting (91), into two cases.
% 29.94/8.63  						|-Branch one:
% 29.94/8.63  						| (94)  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.63  						|
% 29.94/8.63  							| From (69) and (106) follows:
% 29.94/8.63  							| (99) member(all_45_0_21, all_2_3_4)
% 29.94/8.63  							|
% 29.94/8.63  							| Using (99) and (94) yields:
% 29.94/8.63  							| (39) $false
% 29.94/8.63  							|
% 29.94/8.63  							|-The branch is then unsatisfiable
% 29.94/8.63  						|-Branch two:
% 29.94/8.63  						| (99) member(all_45_0_21, all_2_3_4)
% 29.94/8.63  						| (103)  ~ (intersection(all_2_3_4, all_2_3_4) = all_0_0_0)
% 29.94/8.63  						|
% 29.94/8.63  							| From (74) and (85) follows:
% 29.94/8.63  							| (94)  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.63  							|
% 29.94/8.63  							| Using (99) and (94) yields:
% 29.94/8.63  							| (39) $false
% 29.94/8.63  							|
% 29.94/8.63  							|-The branch is then unsatisfiable
% 29.94/8.64  			|-Branch two:
% 29.94/8.64  			| (86) member(all_45_0_21, ex_42_0_19)
% 29.94/8.64  			| (115)  ~ member(all_45_0_21, ex_42_1_20)
% 29.94/8.64  			|
% 29.94/8.64  				| Instantiating formula (7) with all_45_0_21 yields:
% 29.94/8.64  				| (89)  ~ member(all_45_0_21, all_0_0_0)
% 29.94/8.64  				|
% 29.94/8.64  				| Instantiating formula (10) with all_2_0_1, all_45_0_21, all_2_2_3, all_2_3_4 and discharging atoms difference(all_2_3_4, all_2_2_3) = all_2_0_1, yields:
% 29.94/8.64  				| (90)  ~ member(all_45_0_21, all_2_0_1) | (member(all_45_0_21, all_2_3_4) &  ~ member(all_45_0_21, all_2_2_3))
% 29.94/8.64  				|
% 29.94/8.64  				| Instantiating formula (2) with all_2_0_1, all_45_0_21, all_2_2_3, all_2_3_4 and discharging atoms difference(all_2_3_4, all_2_2_3) = all_2_0_1, yields:
% 29.94/8.64  				| (118)  ~ member(all_45_0_21, all_2_3_4) | member(all_45_0_21, all_2_0_1) | member(all_45_0_21, all_2_2_3)
% 29.94/8.64  				|
% 29.94/8.64  				| Instantiating formula (12) with all_0_0_0, all_45_0_21, all_2_3_4, all_2_3_4 and discharging atoms  ~ member(all_45_0_21, all_0_0_0), yields:
% 29.94/8.64  				| (91)  ~ (intersection(all_2_3_4, all_2_3_4) = all_0_0_0) |  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.64  				|
% 29.94/8.64  				+-Applying beta-rule and splitting (91), into two cases.
% 29.94/8.64  				|-Branch one:
% 29.94/8.64  				| (94)  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.64  				|
% 29.94/8.64  					| From (74) and (86) follows:
% 29.94/8.64  					| (99) member(all_45_0_21, all_2_3_4)
% 29.94/8.64  					|
% 29.94/8.64  					| Using (99) and (94) yields:
% 29.94/8.64  					| (39) $false
% 29.94/8.64  					|
% 29.94/8.64  					|-The branch is then unsatisfiable
% 29.94/8.64  				|-Branch two:
% 29.94/8.64  				| (99) member(all_45_0_21, all_2_3_4)
% 29.94/8.64  				| (103)  ~ (intersection(all_2_3_4, all_2_3_4) = all_0_0_0)
% 29.94/8.64  				|
% 29.94/8.64  					+-Applying beta-rule and splitting (118), into two cases.
% 29.94/8.64  					|-Branch one:
% 29.94/8.64  					| (94)  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.64  					|
% 29.94/8.64  						| Using (99) and (94) yields:
% 29.94/8.64  						| (39) $false
% 29.94/8.64  						|
% 29.94/8.64  						|-The branch is then unsatisfiable
% 29.94/8.64  					|-Branch two:
% 29.94/8.64  					| (127) member(all_45_0_21, all_2_0_1) | member(all_45_0_21, all_2_2_3)
% 29.94/8.64  					|
% 29.94/8.64  						+-Applying beta-rule and splitting (90), into two cases.
% 29.94/8.64  						|-Branch one:
% 29.94/8.64  						| (95)  ~ member(all_45_0_21, all_2_0_1)
% 29.94/8.64  						|
% 29.94/8.64  							+-Applying beta-rule and splitting (127), into two cases.
% 29.94/8.64  							|-Branch one:
% 29.94/8.64  							| (96) member(all_45_0_21, all_2_0_1)
% 29.94/8.64  							|
% 29.94/8.64  								| Using (96) and (95) yields:
% 29.94/8.64  								| (39) $false
% 29.94/8.64  								|
% 29.94/8.64  								|-The branch is then unsatisfiable
% 29.94/8.64  							|-Branch two:
% 29.94/8.64  							| (131) member(all_45_0_21, all_2_2_3)
% 29.94/8.64  							|
% 29.94/8.64  								| Instantiating formula (12) with all_0_0_0, all_45_0_21, all_2_2_3, all_2_3_4 and discharging atoms intersection(all_2_3_4, all_2_2_3) = all_0_0_0, member(all_45_0_21, all_2_2_3),  ~ member(all_45_0_21, all_0_0_0), yields:
% 29.94/8.64  								| (94)  ~ member(all_45_0_21, all_2_3_4)
% 29.94/8.64  								|
% 29.94/8.64  								| Using (99) and (94) yields:
% 29.94/8.64  								| (39) $false
% 29.94/8.64  								|
% 29.94/8.64  								|-The branch is then unsatisfiable
% 29.94/8.64  						|-Branch two:
% 29.94/8.64  						| (96) member(all_45_0_21, all_2_0_1)
% 29.94/8.64  						| (98) member(all_45_0_21, all_2_3_4) &  ~ member(all_45_0_21, all_2_2_3)
% 29.94/8.64  						|
% 29.94/8.64  							| From (73) and (115) follows:
% 29.94/8.64  							| (95)  ~ member(all_45_0_21, all_2_0_1)
% 29.94/8.64  							|
% 29.94/8.64  							| Using (96) and (95) yields:
% 29.94/8.64  							| (39) $false
% 29.94/8.64  							|
% 29.94/8.64  							|-The branch is then unsatisfiable
% 29.94/8.64  	|-Branch two:
% 29.94/8.64  	| (138)  ? [v0] : (member(v0, ex_31_1_17) &  ~ member(v0, ex_31_0_16))
% 29.94/8.64  	|
% 29.94/8.64  		| Instantiating (138) with all_33_0_18 yields:
% 29.94/8.64  		| (139) member(all_33_0_18, ex_31_1_17) &  ~ member(all_33_0_18, ex_31_0_16)
% 29.94/8.64  		|
% 29.94/8.64  		| Applying alpha-rule on (139) yields:
% 29.94/8.64  		| (140) member(all_33_0_18, ex_31_1_17)
% 29.94/8.64  		| (141)  ~ member(all_33_0_18, ex_31_0_16)
% 29.94/8.64  		|
% 29.94/8.64  		| Instantiating formula (7) with all_33_0_18 yields:
% 29.94/8.64  		| (142)  ~ member(all_33_0_18, all_0_0_0)
% 29.94/8.64  		|
% 29.94/8.64  		| Instantiating formula (12) with all_0_0_0, all_33_0_18, all_2_3_4, all_2_3_4 and discharging atoms  ~ member(all_33_0_18, all_0_0_0), yields:
% 29.94/8.64  		| (143)  ~ (intersection(all_2_3_4, all_2_3_4) = all_0_0_0) |  ~ member(all_33_0_18, all_2_3_4)
% 29.94/8.64  		|
% 29.94/8.64  		+-Applying beta-rule and splitting (143), into two cases.
% 29.94/8.64  		|-Branch one:
% 29.94/8.64  		| (144)  ~ member(all_33_0_18, all_2_3_4)
% 29.94/8.64  		|
% 29.94/8.64  			| From (68) and (140) follows:
% 29.94/8.64  			| (145) member(all_33_0_18, all_2_3_4)
% 29.94/8.64  			|
% 29.94/8.64  			| Using (145) and (144) yields:
% 29.94/8.64  			| (39) $false
% 29.94/8.64  			|
% 29.94/8.64  			|-The branch is then unsatisfiable
% 29.94/8.64  		|-Branch two:
% 29.94/8.64  		| (145) member(all_33_0_18, all_2_3_4)
% 29.94/8.64  		| (103)  ~ (intersection(all_2_3_4, all_2_3_4) = all_0_0_0)
% 29.94/8.64  		|
% 29.94/8.64  			| From (69) and (141) follows:
% 29.94/8.64  			| (144)  ~ member(all_33_0_18, all_2_3_4)
% 29.94/8.64  			|
% 29.94/8.64  			| Using (145) and (144) yields:
% 29.94/8.64  			| (39) $false
% 29.94/8.64  			|
% 29.94/8.64  			|-The branch is then unsatisfiable
% 29.94/8.64  % SZS output end Proof for theBenchmark
% 29.94/8.64  
% 29.94/8.64  8002ms
%------------------------------------------------------------------------------