TSTP Solution File: SET002+4 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET002+4 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n023.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  : 0s
% DateTime : Mon Jul 18 22:45:06 EDT 2022

% Result   : Theorem 21.97s 22.29s
% Output   : Refutation 21.97s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09  % Problem  : SET002+4 : TPTP v8.1.0. Released v2.2.0.
% 0.00/0.10  % Command  : bliksem %s
% 0.09/0.30  % Computer : n023.cluster.edu
% 0.09/0.30  % Model    : x86_64 x86_64
% 0.09/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.30  % Memory   : 8042.1875MB
% 0.09/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.30  % CPULimit : 300
% 0.09/0.30  % DateTime : Mon Jul 11 02:51:40 EDT 2022
% 0.09/0.30  % CPUTime  : 
% 7.12/7.42  *** allocated 10000 integers for termspace/termends
% 7.12/7.42  *** allocated 10000 integers for clauses
% 7.12/7.42  *** allocated 10000 integers for justifications
% 7.12/7.42  Bliksem 1.12
% 7.12/7.42  
% 7.12/7.42  
% 7.12/7.42  Automatic Strategy Selection
% 7.12/7.42  
% 7.12/7.42  
% 7.12/7.42  Clauses:
% 7.12/7.42  
% 7.12/7.42  { ! subset( X, Y ), ! member( Z, X ), member( Z, Y ) }.
% 7.12/7.42  { ! member( skol1( Z, Y ), Y ), subset( X, Y ) }.
% 7.12/7.42  { member( skol1( X, Y ), X ), subset( X, Y ) }.
% 7.12/7.42  { ! equal_set( X, Y ), subset( X, Y ) }.
% 7.12/7.42  { ! equal_set( X, Y ), subset( Y, X ) }.
% 7.12/7.42  { ! subset( X, Y ), ! subset( Y, X ), equal_set( X, Y ) }.
% 7.12/7.42  { ! member( X, power_set( Y ) ), subset( X, Y ) }.
% 7.12/7.42  { ! subset( X, Y ), member( X, power_set( Y ) ) }.
% 7.12/7.42  { ! member( X, intersection( Y, Z ) ), member( X, Y ) }.
% 7.12/7.42  { ! member( X, intersection( Y, Z ) ), member( X, Z ) }.
% 7.12/7.42  { ! member( X, Y ), ! member( X, Z ), member( X, intersection( Y, Z ) ) }.
% 7.12/7.42  { ! member( X, union( Y, Z ) ), member( X, Y ), member( X, Z ) }.
% 7.12/7.42  { ! member( X, Y ), member( X, union( Y, Z ) ) }.
% 7.12/7.42  { ! member( X, Z ), member( X, union( Y, Z ) ) }.
% 7.12/7.42  { ! member( X, empty_set ) }.
% 7.12/7.42  { ! member( X, difference( Z, Y ) ), member( X, Z ) }.
% 7.12/7.42  { ! member( X, difference( Z, Y ) ), ! member( X, Y ) }.
% 7.12/7.42  { ! member( X, Z ), member( X, Y ), member( X, difference( Z, Y ) ) }.
% 7.12/7.42  { ! member( X, singleton( Y ) ), X = Y }.
% 7.12/7.42  { ! X = Y, member( X, singleton( Y ) ) }.
% 7.12/7.42  { ! member( X, unordered_pair( Y, Z ) ), X = Y, X = Z }.
% 7.12/7.42  { ! X = Y, member( X, unordered_pair( Y, Z ) ) }.
% 7.12/7.42  { ! X = Z, member( X, unordered_pair( Y, Z ) ) }.
% 7.12/7.42  { ! member( X, sum( Y ) ), member( skol2( Z, Y ), Y ) }.
% 7.12/7.42  { ! member( X, sum( Y ) ), member( X, skol2( X, Y ) ) }.
% 7.12/7.42  { ! member( Z, Y ), ! member( X, Z ), member( X, sum( Y ) ) }.
% 7.12/7.42  { ! member( X, product( Y ) ), ! member( Z, Y ), member( X, Z ) }.
% 7.12/7.42  { member( skol3( Z, Y ), Y ), member( X, product( Y ) ) }.
% 7.12/7.42  { ! member( X, skol3( X, Y ) ), member( X, product( Y ) ) }.
% 7.12/7.42  { ! equal_set( union( skol4, skol4 ), skol4 ) }.
% 7.12/7.42  
% 7.12/7.42  percentage equality = 0.090909, percentage horn = 0.833333
% 7.12/7.42  This is a problem with some equality
% 7.12/7.42  
% 7.12/7.42  
% 7.12/7.42  
% 7.12/7.42  Options Used:
% 7.12/7.42  
% 7.12/7.42  useres =            1
% 7.12/7.42  useparamod =        1
% 7.12/7.42  useeqrefl =         1
% 7.12/7.42  useeqfact =         1
% 7.12/7.42  usefactor =         1
% 7.12/7.42  usesimpsplitting =  0
% 7.12/7.42  usesimpdemod =      5
% 7.12/7.42  usesimpres =        3
% 7.12/7.42  
% 7.12/7.42  resimpinuse      =  1000
% 7.12/7.42  resimpclauses =     20000
% 7.12/7.42  substype =          eqrewr
% 7.12/7.42  backwardsubs =      1
% 7.12/7.42  selectoldest =      5
% 7.12/7.42  
% 7.12/7.42  litorderings [0] =  split
% 7.12/7.42  litorderings [1] =  extend the termordering, first sorting on arguments
% 7.12/7.42  
% 7.12/7.42  termordering =      kbo
% 7.12/7.42  
% 7.12/7.42  litapriori =        0
% 7.12/7.42  termapriori =       1
% 7.12/7.42  litaposteriori =    0
% 7.12/7.42  termaposteriori =   0
% 7.12/7.42  demodaposteriori =  0
% 7.12/7.42  ordereqreflfact =   0
% 7.12/7.42  
% 7.12/7.42  litselect =         negord
% 7.12/7.42  
% 7.12/7.42  maxweight =         15
% 7.12/7.42  maxdepth =          30000
% 7.12/7.42  maxlength =         115
% 7.12/7.42  maxnrvars =         195
% 7.12/7.42  excuselevel =       1
% 7.12/7.42  increasemaxweight = 1
% 7.12/7.42  
% 7.12/7.42  maxselected =       10000000
% 7.12/7.42  maxnrclauses =      10000000
% 7.12/7.42  
% 7.12/7.42  showgenerated =    0
% 7.12/7.42  showkept =         0
% 7.12/7.42  showselected =     0
% 7.12/7.42  showdeleted =      0
% 7.12/7.42  showresimp =       1
% 7.12/7.42  showstatus =       2000
% 7.12/7.42  
% 7.12/7.42  prologoutput =     0
% 7.12/7.42  nrgoals =          5000000
% 7.12/7.42  totalproof =       1
% 7.12/7.42  
% 7.12/7.42  Symbols occurring in the translation:
% 7.12/7.42  
% 7.12/7.42  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 7.12/7.42  .  [1, 2]      (w:1, o:22, a:1, s:1, b:0), 
% 7.12/7.42  !  [4, 1]      (w:0, o:13, a:1, s:1, b:0), 
% 7.12/7.42  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 7.12/7.42  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 7.12/7.42  subset  [37, 2]      (w:1, o:46, a:1, s:1, b:0), 
% 7.12/7.42  member  [39, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 7.12/7.42  equal_set  [40, 2]      (w:1, o:49, a:1, s:1, b:0), 
% 7.12/7.42  power_set  [41, 1]      (w:1, o:18, a:1, s:1, b:0), 
% 7.12/7.42  intersection  [42, 2]      (w:1, o:50, a:1, s:1, b:0), 
% 7.12/7.42  union  [43, 2]      (w:1, o:51, a:1, s:1, b:0), 
% 7.12/7.42  empty_set  [44, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 7.12/7.42  difference  [46, 2]      (w:1, o:48, a:1, s:1, b:0), 
% 7.12/7.42  singleton  [47, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 7.12/7.42  unordered_pair  [48, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 7.12/7.42  sum  [49, 1]      (w:1, o:20, a:1, s:1, b:0), 
% 7.12/7.42  product  [51, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 7.12/7.42  skol1  [52, 2]      (w:1, o:53, a:1, s:1, b:1), 
% 7.12/7.42  skol2  [53, 2]      (w:1, o:54, a:1, s:1, b:1), 
% 7.12/7.42  skol3  [54, 2]      (w:1, o:55, a:1, s:1, b:1), 
% 7.12/7.42  skol4  [55, 0]      (w:1, o:12, a:1, s:1, b:1).
% 7.12/7.42  
% 7.12/7.42  
% 7.12/7.42  Starting Search:
% 7.12/7.42  
% 7.12/7.42  *** allocated 15000 integers for clauses
% 7.12/7.42  *** allocated 22500 integers for clauses
% 21.97/22.29  *** allocated 33750 integers for clauses
% 21.97/22.29  *** allocated 50625 integers for clauses
% 21.97/22.29  *** allocated 15000 integers for termspace/termends
% 21.97/22.29  *** allocated 75937 integers for clauses
% 21.97/22.29  *** allocated 22500 integers for termspace/termends
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 113905 integers for clauses
% 21.97/22.29  *** allocated 33750 integers for termspace/termends
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    2892
% 21.97/22.29  Kept:         2019
% 21.97/22.29  Inuse:        111
% 21.97/22.29  Deleted:      4
% 21.97/22.29  Deletedinuse: 1
% 21.97/22.29  
% 21.97/22.29  *** allocated 170857 integers for clauses
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 50625 integers for termspace/termends
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 256285 integers for clauses
% 21.97/22.29  *** allocated 75937 integers for termspace/termends
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    6102
% 21.97/22.29  Kept:         4110
% 21.97/22.29  Inuse:        148
% 21.97/22.29  Deleted:      7
% 21.97/22.29  Deletedinuse: 4
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 113905 integers for termspace/termends
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 384427 integers for clauses
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    9997
% 21.97/22.29  Kept:         6127
% 21.97/22.29  Inuse:        188
% 21.97/22.29  Deleted:      7
% 21.97/22.29  Deletedinuse: 4
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    14145
% 21.97/22.29  Kept:         8132
% 21.97/22.29  Inuse:        229
% 21.97/22.29  Deleted:      9
% 21.97/22.29  Deletedinuse: 5
% 21.97/22.29  
% 21.97/22.29  *** allocated 170857 integers for termspace/termends
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 576640 integers for clauses
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    18671
% 21.97/22.29  Kept:         10140
% 21.97/22.29  Inuse:        277
% 21.97/22.29  Deleted:      9
% 21.97/22.29  Deletedinuse: 5
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    22257
% 21.97/22.29  Kept:         12157
% 21.97/22.29  Inuse:        314
% 21.97/22.29  Deleted:      10
% 21.97/22.29  Deletedinuse: 5
% 21.97/22.29  
% 21.97/22.29  *** allocated 256285 integers for termspace/termends
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 864960 integers for clauses
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    26626
% 21.97/22.29  Kept:         14186
% 21.97/22.29  Inuse:        365
% 21.97/22.29  Deleted:      12
% 21.97/22.29  Deletedinuse: 5
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    30418
% 21.97/22.29  Kept:         16209
% 21.97/22.29  Inuse:        410
% 21.97/22.29  Deleted:      17
% 21.97/22.29  Deletedinuse: 9
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    34554
% 21.97/22.29  Kept:         18270
% 21.97/22.29  Inuse:        448
% 21.97/22.29  Deleted:      17
% 21.97/22.29  Deletedinuse: 9
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 384427 integers for termspace/termends
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying clauses:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    38268
% 21.97/22.29  Kept:         20302
% 21.97/22.29  Inuse:        483
% 21.97/22.29  Deleted:      393
% 21.97/22.29  Deletedinuse: 10
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 1297440 integers for clauses
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    42226
% 21.97/22.29  Kept:         22435
% 21.97/22.29  Inuse:        518
% 21.97/22.29  Deleted:      393
% 21.97/22.29  Deletedinuse: 10
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    46254
% 21.97/22.29  Kept:         24464
% 21.97/22.29  Inuse:        558
% 21.97/22.29  Deleted:      393
% 21.97/22.29  Deletedinuse: 10
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    52240
% 21.97/22.29  Kept:         26490
% 21.97/22.29  Inuse:        607
% 21.97/22.29  Deleted:      393
% 21.97/22.29  Deletedinuse: 10
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 576640 integers for termspace/termends
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    57169
% 21.97/22.29  Kept:         28529
% 21.97/22.29  Inuse:        642
% 21.97/22.29  Deleted:      393
% 21.97/22.29  Deletedinuse: 10
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    62529
% 21.97/22.29  Kept:         30644
% 21.97/22.29  Inuse:        675
% 21.97/22.29  Deleted:      404
% 21.97/22.29  Deletedinuse: 15
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 1946160 integers for clauses
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    66716
% 21.97/22.29  Kept:         32717
% 21.97/22.29  Inuse:        699
% 21.97/22.29  Deleted:      417
% 21.97/22.29  Deletedinuse: 15
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    71338
% 21.97/22.29  Kept:         34756
% 21.97/22.29  Inuse:        736
% 21.97/22.29  Deleted:      417
% 21.97/22.29  Deletedinuse: 15
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    77984
% 21.97/22.29  Kept:         36892
% 21.97/22.29  Inuse:        776
% 21.97/22.29  Deleted:      427
% 21.97/22.29  Deletedinuse: 24
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    82553
% 21.97/22.29  Kept:         38901
% 21.97/22.29  Inuse:        809
% 21.97/22.29  Deleted:      433
% 21.97/22.29  Deletedinuse: 24
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying clauses:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    89639
% 21.97/22.29  Kept:         40978
% 21.97/22.29  Inuse:        839
% 21.97/22.29  Deleted:      1360
% 21.97/22.29  Deletedinuse: 28
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  *** allocated 864960 integers for termspace/termends
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    95947
% 21.97/22.29  Kept:         43160
% 21.97/22.29  Inuse:        865
% 21.97/22.29  Deleted:      1360
% 21.97/22.29  Deletedinuse: 28
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    100939
% 21.97/22.29  Kept:         45209
% 21.97/22.29  Inuse:        883
% 21.97/22.29  Deleted:      1360
% 21.97/22.29  Deletedinuse: 28
% 21.97/22.29  
% 21.97/22.29  *** allocated 2919240 integers for clauses
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    105326
% 21.97/22.29  Kept:         47428
% 21.97/22.29  Inuse:        900
% 21.97/22.29  Deleted:      1360
% 21.97/22.29  Deletedinuse: 28
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    109529
% 21.97/22.29  Kept:         49429
% 21.97/22.29  Inuse:        924
% 21.97/22.29  Deleted:      1360
% 21.97/22.29  Deletedinuse: 28
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    114658
% 21.97/22.29  Kept:         51455
% 21.97/22.29  Inuse:        951
% 21.97/22.29  Deleted:      1361
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    119265
% 21.97/22.29  Kept:         53459
% 21.97/22.29  Inuse:        974
% 21.97/22.29  Deleted:      1361
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    123798
% 21.97/22.29  Kept:         55656
% 21.97/22.29  Inuse:        995
% 21.97/22.29  Deleted:      1361
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    128697
% 21.97/22.29  Kept:         57694
% 21.97/22.29  Inuse:        1023
% 21.97/22.29  Deleted:      1362
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    133102
% 21.97/22.29  Kept:         59751
% 21.97/22.29  Inuse:        1045
% 21.97/22.29  Deleted:      1363
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  Resimplifying clauses:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    139831
% 21.97/22.29  Kept:         61791
% 21.97/22.29  Inuse:        1075
% 21.97/22.29  Deleted:      1574
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  *** allocated 1297440 integers for termspace/termends
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    145326
% 21.97/22.29  Kept:         63873
% 21.97/22.29  Inuse:        1100
% 21.97/22.29  Deleted:      1574
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    150237
% 21.97/22.29  Kept:         65997
% 21.97/22.29  Inuse:        1123
% 21.97/22.29  Deleted:      1574
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  *** allocated 4378860 integers for clauses
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Intermediate Status:
% 21.97/22.29  Generated:    155040
% 21.97/22.29  Kept:         68118
% 21.97/22.29  Inuse:        1144
% 21.97/22.29  Deleted:      1574
% 21.97/22.29  Deletedinuse: 29
% 21.97/22.29  
% 21.97/22.29  Resimplifying inuse:
% 21.97/22.29  Done
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Bliksems!, er is een bewijs:
% 21.97/22.29  % SZS status Theorem
% 21.97/22.29  % SZS output start Refutation
% 21.97/22.29  
% 21.97/22.29  (1) {G0,W8,D3,L2,V3,M2} I { ! member( skol1( Z, Y ), Y ), subset( X, Y )
% 21.97/22.29     }.
% 21.97/22.29  (2) {G0,W8,D3,L2,V2,M2} I { member( skol1( X, Y ), X ), subset( X, Y ) }.
% 21.97/22.29  (5) {G0,W9,D2,L3,V2,M3} I { ! subset( X, Y ), ! subset( Y, X ), equal_set( 
% 21.97/22.29    X, Y ) }.
% 21.97/22.29  (11) {G0,W11,D3,L3,V3,M3} I { ! member( X, union( Y, Z ) ), member( X, Y )
% 21.97/22.29    , member( X, Z ) }.
% 21.97/22.29  (12) {G0,W8,D3,L2,V3,M2} I { ! member( X, Y ), member( X, union( Y, Z ) )
% 21.97/22.29     }.
% 21.97/22.29  (29) {G0,W5,D3,L1,V0,M1} I { ! equal_set( union( skol4, skol4 ), skol4 )
% 21.97/22.29     }.
% 21.97/22.29  (75) {G1,W11,D3,L3,V3,M3} R(5,1) { ! subset( X, Y ), equal_set( Y, X ), ! 
% 21.97/22.29    member( skol1( Z, X ), X ) }.
% 21.97/22.29  (77) {G1,W10,D3,L2,V0,M2} R(5,29) { ! subset( union( skol4, skol4 ), skol4
% 21.97/22.29     ), ! subset( skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  (241) {G1,W19,D4,L3,V3,M3} R(11,2) { member( skol1( union( X, Y ), Z ), X )
% 21.97/22.29    , member( skol1( union( X, Y ), Z ), Y ), subset( union( X, Y ), Z ) }.
% 21.97/22.29  (294) {G1,W10,D3,L2,V3,M2} R(12,2) { member( skol1( X, Y ), union( X, Z ) )
% 21.97/22.29    , subset( X, Y ) }.
% 21.97/22.29  (8890) {G2,W10,D3,L2,V1,M2} R(75,29) { ! subset( skol4, union( skol4, skol4
% 21.97/22.29     ) ), ! member( skol1( X, skol4 ), skol4 ) }.
% 21.97/22.29  (49921) {G3,W5,D3,L1,V0,M1} R(241,77);f;r(8890) { ! subset( skol4, union( 
% 21.97/22.29    skol4, skol4 ) ) }.
% 21.97/22.29  (69585) {G2,W10,D3,L2,V3,M2} R(294,1) { subset( X, union( X, Y ) ), subset
% 21.97/22.29    ( Z, union( X, Y ) ) }.
% 21.97/22.29  (69596) {G3,W5,D3,L1,V2,M1} F(69585) { subset( X, union( X, Y ) ) }.
% 21.97/22.29  (69599) {G4,W0,D0,L0,V0,M0} R(69596,49921) {  }.
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  % SZS output end Refutation
% 21.97/22.29  found a proof!
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Unprocessed initial clauses:
% 21.97/22.29  
% 21.97/22.29  (69601) {G0,W9,D2,L3,V3,M3}  { ! subset( X, Y ), ! member( Z, X ), member( 
% 21.97/22.29    Z, Y ) }.
% 21.97/22.29  (69602) {G0,W8,D3,L2,V3,M2}  { ! member( skol1( Z, Y ), Y ), subset( X, Y )
% 21.97/22.29     }.
% 21.97/22.29  (69603) {G0,W8,D3,L2,V2,M2}  { member( skol1( X, Y ), X ), subset( X, Y )
% 21.97/22.29     }.
% 21.97/22.29  (69604) {G0,W6,D2,L2,V2,M2}  { ! equal_set( X, Y ), subset( X, Y ) }.
% 21.97/22.29  (69605) {G0,W6,D2,L2,V2,M2}  { ! equal_set( X, Y ), subset( Y, X ) }.
% 21.97/22.29  (69606) {G0,W9,D2,L3,V2,M3}  { ! subset( X, Y ), ! subset( Y, X ), 
% 21.97/22.29    equal_set( X, Y ) }.
% 21.97/22.29  (69607) {G0,W7,D3,L2,V2,M2}  { ! member( X, power_set( Y ) ), subset( X, Y
% 21.97/22.29     ) }.
% 21.97/22.29  (69608) {G0,W7,D3,L2,V2,M2}  { ! subset( X, Y ), member( X, power_set( Y )
% 21.97/22.29     ) }.
% 21.97/22.29  (69609) {G0,W8,D3,L2,V3,M2}  { ! member( X, intersection( Y, Z ) ), member
% 21.97/22.29    ( X, Y ) }.
% 21.97/22.29  (69610) {G0,W8,D3,L2,V3,M2}  { ! member( X, intersection( Y, Z ) ), member
% 21.97/22.29    ( X, Z ) }.
% 21.97/22.29  (69611) {G0,W11,D3,L3,V3,M3}  { ! member( X, Y ), ! member( X, Z ), member
% 21.97/22.29    ( X, intersection( Y, Z ) ) }.
% 21.97/22.29  (69612) {G0,W11,D3,L3,V3,M3}  { ! member( X, union( Y, Z ) ), member( X, Y
% 21.97/22.29     ), member( X, Z ) }.
% 21.97/22.29  (69613) {G0,W8,D3,L2,V3,M2}  { ! member( X, Y ), member( X, union( Y, Z ) )
% 21.97/22.29     }.
% 21.97/22.29  (69614) {G0,W8,D3,L2,V3,M2}  { ! member( X, Z ), member( X, union( Y, Z ) )
% 21.97/22.29     }.
% 21.97/22.29  (69615) {G0,W3,D2,L1,V1,M1}  { ! member( X, empty_set ) }.
% 21.97/22.29  (69616) {G0,W8,D3,L2,V3,M2}  { ! member( X, difference( Z, Y ) ), member( X
% 21.97/22.29    , Z ) }.
% 21.97/22.29  (69617) {G0,W8,D3,L2,V3,M2}  { ! member( X, difference( Z, Y ) ), ! member
% 21.97/22.29    ( X, Y ) }.
% 21.97/22.29  (69618) {G0,W11,D3,L3,V3,M3}  { ! member( X, Z ), member( X, Y ), member( X
% 21.97/22.29    , difference( Z, Y ) ) }.
% 21.97/22.29  (69619) {G0,W7,D3,L2,V2,M2}  { ! member( X, singleton( Y ) ), X = Y }.
% 21.97/22.29  (69620) {G0,W7,D3,L2,V2,M2}  { ! X = Y, member( X, singleton( Y ) ) }.
% 21.97/22.29  (69621) {G0,W11,D3,L3,V3,M3}  { ! member( X, unordered_pair( Y, Z ) ), X = 
% 21.97/22.29    Y, X = Z }.
% 21.97/22.29  (69622) {G0,W8,D3,L2,V3,M2}  { ! X = Y, member( X, unordered_pair( Y, Z ) )
% 21.97/22.29     }.
% 21.97/22.29  (69623) {G0,W8,D3,L2,V3,M2}  { ! X = Z, member( X, unordered_pair( Y, Z ) )
% 21.97/22.29     }.
% 21.97/22.29  (69624) {G0,W9,D3,L2,V3,M2}  { ! member( X, sum( Y ) ), member( skol2( Z, Y
% 21.97/22.29     ), Y ) }.
% 21.97/22.29  (69625) {G0,W9,D3,L2,V2,M2}  { ! member( X, sum( Y ) ), member( X, skol2( X
% 21.97/22.29    , Y ) ) }.
% 21.97/22.29  (69626) {G0,W10,D3,L3,V3,M3}  { ! member( Z, Y ), ! member( X, Z ), member
% 21.97/22.29    ( X, sum( Y ) ) }.
% 21.97/22.29  (69627) {G0,W10,D3,L3,V3,M3}  { ! member( X, product( Y ) ), ! member( Z, Y
% 21.97/22.29     ), member( X, Z ) }.
% 21.97/22.29  (69628) {G0,W9,D3,L2,V3,M2}  { member( skol3( Z, Y ), Y ), member( X, 
% 21.97/22.29    product( Y ) ) }.
% 21.97/22.29  (69629) {G0,W9,D3,L2,V2,M2}  { ! member( X, skol3( X, Y ) ), member( X, 
% 21.97/22.29    product( Y ) ) }.
% 21.97/22.29  (69630) {G0,W5,D3,L1,V0,M1}  { ! equal_set( union( skol4, skol4 ), skol4 )
% 21.97/22.29     }.
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Total Proof:
% 21.97/22.29  
% 21.97/22.29  subsumption: (1) {G0,W8,D3,L2,V3,M2} I { ! member( skol1( Z, Y ), Y ), 
% 21.97/22.29    subset( X, Y ) }.
% 21.97/22.29  parent0: (69602) {G0,W8,D3,L2,V3,M2}  { ! member( skol1( Z, Y ), Y ), 
% 21.97/22.29    subset( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29     Z := Z
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (2) {G0,W8,D3,L2,V2,M2} I { member( skol1( X, Y ), X ), subset
% 21.97/22.29    ( X, Y ) }.
% 21.97/22.29  parent0: (69603) {G0,W8,D3,L2,V2,M2}  { member( skol1( X, Y ), X ), subset
% 21.97/22.29    ( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (5) {G0,W9,D2,L3,V2,M3} I { ! subset( X, Y ), ! subset( Y, X )
% 21.97/22.29    , equal_set( X, Y ) }.
% 21.97/22.29  parent0: (69606) {G0,W9,D2,L3,V2,M3}  { ! subset( X, Y ), ! subset( Y, X )
% 21.97/22.29    , equal_set( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29     2 ==> 2
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (11) {G0,W11,D3,L3,V3,M3} I { ! member( X, union( Y, Z ) ), 
% 21.97/22.29    member( X, Y ), member( X, Z ) }.
% 21.97/22.29  parent0: (69612) {G0,W11,D3,L3,V3,M3}  { ! member( X, union( Y, Z ) ), 
% 21.97/22.29    member( X, Y ), member( X, Z ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29     Z := Z
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29     2 ==> 2
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (12) {G0,W8,D3,L2,V3,M2} I { ! member( X, Y ), member( X, 
% 21.97/22.29    union( Y, Z ) ) }.
% 21.97/22.29  parent0: (69613) {G0,W8,D3,L2,V3,M2}  { ! member( X, Y ), member( X, union
% 21.97/22.29    ( Y, Z ) ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29     Z := Z
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (29) {G0,W5,D3,L1,V0,M1} I { ! equal_set( union( skol4, skol4
% 21.97/22.29     ), skol4 ) }.
% 21.97/22.29  parent0: (69630) {G0,W5,D3,L1,V0,M1}  { ! equal_set( union( skol4, skol4 )
% 21.97/22.29    , skol4 ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69651) {G1,W11,D3,L3,V3,M3}  { ! subset( Y, X ), equal_set( X
% 21.97/22.29    , Y ), ! member( skol1( Z, Y ), Y ) }.
% 21.97/22.29  parent0[0]: (5) {G0,W9,D2,L3,V2,M3} I { ! subset( X, Y ), ! subset( Y, X )
% 21.97/22.29    , equal_set( X, Y ) }.
% 21.97/22.29  parent1[1]: (1) {G0,W8,D3,L2,V3,M2} I { ! member( skol1( Z, Y ), Y ), 
% 21.97/22.29    subset( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29     Z := Z
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (75) {G1,W11,D3,L3,V3,M3} R(5,1) { ! subset( X, Y ), equal_set
% 21.97/22.29    ( Y, X ), ! member( skol1( Z, X ), X ) }.
% 21.97/22.29  parent0: (69651) {G1,W11,D3,L3,V3,M3}  { ! subset( Y, X ), equal_set( X, Y
% 21.97/22.29     ), ! member( skol1( Z, Y ), Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := Y
% 21.97/22.29     Y := X
% 21.97/22.29     Z := Z
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29     2 ==> 2
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69653) {G1,W10,D3,L2,V0,M2}  { ! subset( union( skol4, skol4 )
% 21.97/22.29    , skol4 ), ! subset( skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  parent0[0]: (29) {G0,W5,D3,L1,V0,M1} I { ! equal_set( union( skol4, skol4 )
% 21.97/22.29    , skol4 ) }.
% 21.97/22.29  parent1[2]: (5) {G0,W9,D2,L3,V2,M3} I { ! subset( X, Y ), ! subset( Y, X )
% 21.97/22.29    , equal_set( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29     X := union( skol4, skol4 )
% 21.97/22.29     Y := skol4
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (77) {G1,W10,D3,L2,V0,M2} R(5,29) { ! subset( union( skol4, 
% 21.97/22.29    skol4 ), skol4 ), ! subset( skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  parent0: (69653) {G1,W10,D3,L2,V0,M2}  { ! subset( union( skol4, skol4 ), 
% 21.97/22.29    skol4 ), ! subset( skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69654) {G1,W19,D4,L3,V3,M3}  { member( skol1( union( X, Y ), Z
% 21.97/22.29     ), X ), member( skol1( union( X, Y ), Z ), Y ), subset( union( X, Y ), Z
% 21.97/22.29     ) }.
% 21.97/22.29  parent0[0]: (11) {G0,W11,D3,L3,V3,M3} I { ! member( X, union( Y, Z ) ), 
% 21.97/22.29    member( X, Y ), member( X, Z ) }.
% 21.97/22.29  parent1[0]: (2) {G0,W8,D3,L2,V2,M2} I { member( skol1( X, Y ), X ), subset
% 21.97/22.29    ( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := skol1( union( X, Y ), Z )
% 21.97/22.29     Y := X
% 21.97/22.29     Z := Y
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29     X := union( X, Y )
% 21.97/22.29     Y := Z
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (241) {G1,W19,D4,L3,V3,M3} R(11,2) { member( skol1( union( X, 
% 21.97/22.29    Y ), Z ), X ), member( skol1( union( X, Y ), Z ), Y ), subset( union( X, 
% 21.97/22.29    Y ), Z ) }.
% 21.97/22.29  parent0: (69654) {G1,W19,D4,L3,V3,M3}  { member( skol1( union( X, Y ), Z )
% 21.97/22.29    , X ), member( skol1( union( X, Y ), Z ), Y ), subset( union( X, Y ), Z )
% 21.97/22.29     }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29     Z := Z
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29     2 ==> 2
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69656) {G1,W10,D3,L2,V3,M2}  { member( skol1( X, Y ), union( X
% 21.97/22.29    , Z ) ), subset( X, Y ) }.
% 21.97/22.29  parent0[0]: (12) {G0,W8,D3,L2,V3,M2} I { ! member( X, Y ), member( X, union
% 21.97/22.29    ( Y, Z ) ) }.
% 21.97/22.29  parent1[0]: (2) {G0,W8,D3,L2,V2,M2} I { member( skol1( X, Y ), X ), subset
% 21.97/22.29    ( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := skol1( X, Y )
% 21.97/22.29     Y := X
% 21.97/22.29     Z := Z
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (294) {G1,W10,D3,L2,V3,M2} R(12,2) { member( skol1( X, Y ), 
% 21.97/22.29    union( X, Z ) ), subset( X, Y ) }.
% 21.97/22.29  parent0: (69656) {G1,W10,D3,L2,V3,M2}  { member( skol1( X, Y ), union( X, Z
% 21.97/22.29     ) ), subset( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29     Z := Z
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69657) {G1,W10,D3,L2,V1,M2}  { ! subset( skol4, union( skol4, 
% 21.97/22.29    skol4 ) ), ! member( skol1( X, skol4 ), skol4 ) }.
% 21.97/22.29  parent0[0]: (29) {G0,W5,D3,L1,V0,M1} I { ! equal_set( union( skol4, skol4 )
% 21.97/22.29    , skol4 ) }.
% 21.97/22.29  parent1[1]: (75) {G1,W11,D3,L3,V3,M3} R(5,1) { ! subset( X, Y ), equal_set
% 21.97/22.29    ( Y, X ), ! member( skol1( Z, X ), X ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29     X := skol4
% 21.97/22.29     Y := union( skol4, skol4 )
% 21.97/22.29     Z := X
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (8890) {G2,W10,D3,L2,V1,M2} R(75,29) { ! subset( skol4, union
% 21.97/22.29    ( skol4, skol4 ) ), ! member( skol1( X, skol4 ), skol4 ) }.
% 21.97/22.29  parent0: (69657) {G1,W10,D3,L2,V1,M2}  { ! subset( skol4, union( skol4, 
% 21.97/22.29    skol4 ) ), ! member( skol1( X, skol4 ), skol4 ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 1
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69658) {G2,W19,D4,L3,V0,M3}  { ! subset( skol4, union( skol4, 
% 21.97/22.29    skol4 ) ), member( skol1( union( skol4, skol4 ), skol4 ), skol4 ), member
% 21.97/22.29    ( skol1( union( skol4, skol4 ), skol4 ), skol4 ) }.
% 21.97/22.29  parent0[0]: (77) {G1,W10,D3,L2,V0,M2} R(5,29) { ! subset( union( skol4, 
% 21.97/22.29    skol4 ), skol4 ), ! subset( skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  parent1[2]: (241) {G1,W19,D4,L3,V3,M3} R(11,2) { member( skol1( union( X, Y
% 21.97/22.29     ), Z ), X ), member( skol1( union( X, Y ), Z ), Y ), subset( union( X, Y
% 21.97/22.29     ), Z ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29     X := skol4
% 21.97/22.29     Y := skol4
% 21.97/22.29     Z := skol4
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  factor: (69659) {G2,W12,D4,L2,V0,M2}  { ! subset( skol4, union( skol4, 
% 21.97/22.29    skol4 ) ), member( skol1( union( skol4, skol4 ), skol4 ), skol4 ) }.
% 21.97/22.29  parent0[1, 2]: (69658) {G2,W19,D4,L3,V0,M3}  { ! subset( skol4, union( 
% 21.97/22.29    skol4, skol4 ) ), member( skol1( union( skol4, skol4 ), skol4 ), skol4 )
% 21.97/22.29    , member( skol1( union( skol4, skol4 ), skol4 ), skol4 ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69662) {G3,W10,D3,L2,V0,M2}  { ! subset( skol4, union( skol4, 
% 21.97/22.29    skol4 ) ), ! subset( skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  parent0[1]: (8890) {G2,W10,D3,L2,V1,M2} R(75,29) { ! subset( skol4, union( 
% 21.97/22.29    skol4, skol4 ) ), ! member( skol1( X, skol4 ), skol4 ) }.
% 21.97/22.29  parent1[1]: (69659) {G2,W12,D4,L2,V0,M2}  { ! subset( skol4, union( skol4, 
% 21.97/22.29    skol4 ) ), member( skol1( union( skol4, skol4 ), skol4 ), skol4 ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := union( skol4, skol4 )
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  factor: (69663) {G3,W5,D3,L1,V0,M1}  { ! subset( skol4, union( skol4, skol4
% 21.97/22.29     ) ) }.
% 21.97/22.29  parent0[0, 1]: (69662) {G3,W10,D3,L2,V0,M2}  { ! subset( skol4, union( 
% 21.97/22.29    skol4, skol4 ) ), ! subset( skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (49921) {G3,W5,D3,L1,V0,M1} R(241,77);f;r(8890) { ! subset( 
% 21.97/22.29    skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  parent0: (69663) {G3,W5,D3,L1,V0,M1}  { ! subset( skol4, union( skol4, 
% 21.97/22.29    skol4 ) ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69664) {G1,W10,D3,L2,V3,M2}  { subset( Z, union( X, Y ) ), 
% 21.97/22.29    subset( X, union( X, Y ) ) }.
% 21.97/22.29  parent0[0]: (1) {G0,W8,D3,L2,V3,M2} I { ! member( skol1( Z, Y ), Y ), 
% 21.97/22.29    subset( X, Y ) }.
% 21.97/22.29  parent1[0]: (294) {G1,W10,D3,L2,V3,M2} R(12,2) { member( skol1( X, Y ), 
% 21.97/22.29    union( X, Z ) ), subset( X, Y ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := Z
% 21.97/22.29     Y := union( X, Y )
% 21.97/22.29     Z := X
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29     X := X
% 21.97/22.29     Y := union( X, Y )
% 21.97/22.29     Z := Y
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (69585) {G2,W10,D3,L2,V3,M2} R(294,1) { subset( X, union( X, Y
% 21.97/22.29     ) ), subset( Z, union( X, Y ) ) }.
% 21.97/22.29  parent0: (69664) {G1,W10,D3,L2,V3,M2}  { subset( Z, union( X, Y ) ), subset
% 21.97/22.29    ( X, union( X, Y ) ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29     Z := X
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29     1 ==> 0
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  factor: (69666) {G2,W5,D3,L1,V2,M1}  { subset( X, union( X, Y ) ) }.
% 21.97/22.29  parent0[0, 1]: (69585) {G2,W10,D3,L2,V3,M2} R(294,1) { subset( X, union( X
% 21.97/22.29    , Y ) ), subset( Z, union( X, Y ) ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29     Z := X
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (69596) {G3,W5,D3,L1,V2,M1} F(69585) { subset( X, union( X, Y
% 21.97/22.29     ) ) }.
% 21.97/22.29  parent0: (69666) {G2,W5,D3,L1,V2,M1}  { subset( X, union( X, Y ) ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29     X := X
% 21.97/22.29     Y := Y
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29     0 ==> 0
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  resolution: (69667) {G4,W0,D0,L0,V0,M0}  {  }.
% 21.97/22.29  parent0[0]: (49921) {G3,W5,D3,L1,V0,M1} R(241,77);f;r(8890) { ! subset( 
% 21.97/22.29    skol4, union( skol4, skol4 ) ) }.
% 21.97/22.29  parent1[0]: (69596) {G3,W5,D3,L1,V2,M1} F(69585) { subset( X, union( X, Y )
% 21.97/22.29     ) }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  substitution1:
% 21.97/22.29     X := skol4
% 21.97/22.29     Y := skol4
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  subsumption: (69599) {G4,W0,D0,L0,V0,M0} R(69596,49921) {  }.
% 21.97/22.29  parent0: (69667) {G4,W0,D0,L0,V0,M0}  {  }.
% 21.97/22.29  substitution0:
% 21.97/22.29  end
% 21.97/22.29  permutation0:
% 21.97/22.29  end
% 21.97/22.29  
% 21.97/22.29  Proof check complete!
% 21.97/22.29  
% 21.97/22.29  Memory use:
% 21.97/22.29  
% 21.97/22.29  space for terms:        968928
% 21.97/22.29  space for clauses:      3063491
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  clauses generated:      158200
% 21.97/22.29  clauses kept:           69600
% 21.97/22.29  clauses selected:       1164
% 21.97/22.29  clauses deleted:        1574
% 21.97/22.29  clauses inuse deleted:  29
% 21.97/22.29  
% 21.97/22.29  subsentry:          1389014
% 21.97/22.29  literals s-matched: 787632
% 21.97/22.29  literals matched:   732237
% 21.97/22.29  full subsumption:   249974
% 21.97/22.29  
% 21.97/22.29  checksum:           -699137092
% 21.97/22.29  
% 21.97/22.29  
% 21.97/22.29  Bliksem ended
%------------------------------------------------------------------------------