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Bliksem---1.12.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SEU101+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n009.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 : Tue Jul 19 07:10:37 EDT 2022

% Result   : Theorem 6.52s 6.90s
% Output   : Refutation 6.52s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.13  % Problem  : SEU101+1 : TPTP v8.1.0. Released v3.2.0.
% 0.04/0.14  % Command  : bliksem %s
% 0.14/0.35  % Computer : n009.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % DateTime : Sun Jun 19 22:42:52 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.79/1.30  *** allocated 10000 integers for termspace/termends
% 0.79/1.30  *** allocated 10000 integers for clauses
% 0.79/1.30  *** allocated 10000 integers for justifications
% 0.79/1.30  Bliksem 1.12
% 0.79/1.30  
% 0.79/1.30  
% 0.79/1.30  Automatic Strategy Selection
% 0.79/1.30  
% 0.79/1.30  
% 0.79/1.30  Clauses:
% 0.79/1.30  
% 0.79/1.30  { ! in( X, Y ), ! in( Y, X ) }.
% 0.79/1.30  { ! empty( X ), finite( X ) }.
% 0.79/1.30  { ! preboolean( X ), cup_closed( X ) }.
% 0.79/1.30  { ! preboolean( X ), diff_closed( X ) }.
% 0.79/1.30  { ! finite( X ), ! element( Y, powerset( X ) ), finite( Y ) }.
% 0.79/1.30  { ! cup_closed( X ), ! diff_closed( X ), preboolean( X ) }.
% 0.79/1.30  { set_union2( X, Y ) = set_union2( Y, X ) }.
% 0.79/1.30  { ! cup_closed( X ), ! alpha1( X, Y, Z ), in( set_union2( Y, Z ), X ) }.
% 0.79/1.30  { alpha1( X, skol1( X ), skol15( X ) ), cup_closed( X ) }.
% 0.79/1.30  { ! in( set_union2( skol1( X ), skol15( X ) ), X ), cup_closed( X ) }.
% 0.79/1.30  { ! alpha1( X, Y, Z ), in( Y, X ) }.
% 0.79/1.30  { ! alpha1( X, Y, Z ), in( Z, X ) }.
% 0.79/1.30  { ! in( Y, X ), ! in( Z, X ), alpha1( X, Y, Z ) }.
% 0.79/1.30  { ! diff_closed( X ), ! alpha2( X, Y, Z ), in( set_difference( Y, Z ), X )
% 0.79/1.30     }.
% 0.79/1.30  { alpha2( X, skol2( X ), skol16( X ) ), diff_closed( X ) }.
% 0.79/1.30  { ! in( set_difference( skol2( X ), skol16( X ) ), X ), diff_closed( X ) }
% 0.79/1.30    .
% 0.79/1.30  { ! alpha2( X, Y, Z ), in( Y, X ) }.
% 0.79/1.30  { ! alpha2( X, Y, Z ), in( Z, X ) }.
% 0.79/1.30  { ! in( Y, X ), ! in( Z, X ), alpha2( X, Y, Z ) }.
% 0.79/1.30  { ! preboolean( X ), cup_closed( X ) }.
% 0.79/1.30  { ! preboolean( X ), diff_closed( X ) }.
% 0.79/1.30  { ! cup_closed( X ), ! diff_closed( X ), preboolean( X ) }.
% 0.79/1.30  { element( skol3( X ), X ) }.
% 0.79/1.30  { ! finite( X ), finite( set_difference( X, Y ) ) }.
% 0.79/1.30  { ! empty( powerset( X ) ) }.
% 0.79/1.30  { empty( empty_set ) }.
% 0.79/1.30  { empty( X ), ! empty( set_union2( X, Y ) ) }.
% 0.79/1.30  { empty( X ), ! empty( set_union2( Y, X ) ) }.
% 0.79/1.30  { ! finite( X ), ! finite( Y ), finite( set_union2( X, Y ) ) }.
% 0.79/1.30  { set_union2( X, X ) = X }.
% 0.79/1.30  { ! empty( skol4 ) }.
% 0.79/1.30  { finite( skol4 ) }.
% 0.79/1.30  { ! empty( skol5 ) }.
% 0.79/1.30  { cup_closed( skol5 ) }.
% 0.79/1.30  { cap_closed( skol5 ) }.
% 0.79/1.30  { diff_closed( skol5 ) }.
% 0.79/1.30  { preboolean( skol5 ) }.
% 0.79/1.30  { empty( X ), ! empty( skol6( Y ) ) }.
% 0.79/1.30  { empty( X ), element( skol6( X ), powerset( X ) ) }.
% 0.79/1.30  { empty( skol7 ) }.
% 0.79/1.30  { empty( skol8( Y ) ) }.
% 0.79/1.30  { relation( skol8( Y ) ) }.
% 0.79/1.30  { function( skol8( Y ) ) }.
% 0.79/1.30  { one_to_one( skol8( Y ) ) }.
% 0.79/1.30  { epsilon_transitive( skol8( Y ) ) }.
% 0.79/1.30  { epsilon_connected( skol8( Y ) ) }.
% 0.79/1.30  { ordinal( skol8( Y ) ) }.
% 0.79/1.30  { natural( skol8( Y ) ) }.
% 0.79/1.30  { finite( skol8( Y ) ) }.
% 0.79/1.30  { element( skol8( X ), powerset( X ) ) }.
% 0.79/1.30  { empty( skol9( Y ) ) }.
% 0.79/1.30  { element( skol9( X ), powerset( X ) ) }.
% 0.79/1.30  { ! empty( skol10 ) }.
% 0.79/1.30  { empty( X ), ! empty( skol11( Y ) ) }.
% 0.79/1.30  { empty( X ), finite( skol11( Y ) ) }.
% 0.79/1.30  { empty( X ), element( skol11( X ), powerset( X ) ) }.
% 0.79/1.30  { empty( X ), ! empty( skol12( Y ) ) }.
% 0.79/1.30  { empty( X ), finite( skol12( Y ) ) }.
% 0.79/1.30  { empty( X ), element( skol12( X ), powerset( X ) ) }.
% 0.79/1.30  { subset( X, X ) }.
% 0.79/1.30  { alpha5( skol13 ), ! alpha3( skol13, X, Y ), alpha4( skol13, X, Y ) }.
% 0.79/1.30  { alpha5( skol13 ), ! preboolean( skol13 ) }.
% 0.79/1.30  { ! alpha5( X ), preboolean( X ) }.
% 0.79/1.30  { ! alpha5( X ), alpha3( X, skol14( X ), skol17( X ) ) }.
% 0.79/1.30  { ! alpha5( X ), ! alpha4( X, skol14( X ), skol17( X ) ) }.
% 0.79/1.30  { ! preboolean( X ), ! alpha3( X, Y, Z ), alpha4( X, Y, Z ), alpha5( X ) }
% 0.79/1.30    .
% 0.79/1.30  { ! alpha4( X, Y, Z ), in( set_union2( Y, Z ), X ) }.
% 0.79/1.30  { ! alpha4( X, Y, Z ), in( set_difference( Y, Z ), X ) }.
% 0.79/1.30  { ! in( set_union2( Y, Z ), X ), ! in( set_difference( Y, Z ), X ), alpha4
% 0.79/1.30    ( X, Y, Z ) }.
% 0.79/1.30  { ! alpha3( X, Y, Z ), in( Y, X ) }.
% 0.79/1.30  { ! alpha3( X, Y, Z ), in( Z, X ) }.
% 0.79/1.30  { ! in( Y, X ), ! in( Z, X ), alpha3( X, Y, Z ) }.
% 0.79/1.30  { set_union2( X, empty_set ) = X }.
% 0.79/1.30  { ! in( X, Y ), element( X, Y ) }.
% 0.79/1.30  { ! element( X, Y ), empty( Y ), in( X, Y ) }.
% 0.79/1.30  { set_difference( X, empty_set ) = X }.
% 0.79/1.30  { ! element( X, powerset( Y ) ), subset( X, Y ) }.
% 0.79/1.30  { ! subset( X, Y ), element( X, powerset( Y ) ) }.
% 0.79/1.30  { set_difference( empty_set, X ) = empty_set }.
% 0.79/1.30  { ! in( X, Z ), ! element( Z, powerset( Y ) ), element( X, Y ) }.
% 0.79/1.30  { ! in( X, Y ), ! element( Y, powerset( Z ) ), ! empty( Z ) }.
% 0.79/1.30  { ! empty( X ), X = empty_set }.
% 0.79/1.30  { ! in( X, Y ), ! empty( Y ) }.
% 0.79/1.30  { ! empty( X ), X = Y, ! empty( Y ) }.
% 0.79/1.30  
% 0.79/1.30  percentage equality = 0.047297, percentage horn = 0.876543
% 0.79/1.30  This is a problem with some equality
% 0.79/1.30  
% 0.79/1.30  
% 0.79/1.30  
% 0.79/1.30  Options Used:
% 0.79/1.30  
% 0.79/1.30  useres =            1
% 0.79/1.30  useparamod =        1
% 0.79/1.30  useeqrefl =         1
% 0.79/1.30  useeqfact =         1
% 0.79/1.30  usefactor =         1
% 0.79/1.30  usesimpsplitting =  0
% 0.79/1.30  usesimpdemod =      5
% 6.52/6.90  usesimpres =        3
% 6.52/6.90  
% 6.52/6.90  resimpinuse      =  1000
% 6.52/6.90  resimpclauses =     20000
% 6.52/6.90  substype =          eqrewr
% 6.52/6.90  backwardsubs =      1
% 6.52/6.90  selectoldest =      5
% 6.52/6.90  
% 6.52/6.90  litorderings [0] =  split
% 6.52/6.90  litorderings [1] =  extend the termordering, first sorting on arguments
% 6.52/6.90  
% 6.52/6.90  termordering =      kbo
% 6.52/6.90  
% 6.52/6.90  litapriori =        0
% 6.52/6.90  termapriori =       1
% 6.52/6.90  litaposteriori =    0
% 6.52/6.90  termaposteriori =   0
% 6.52/6.90  demodaposteriori =  0
% 6.52/6.90  ordereqreflfact =   0
% 6.52/6.90  
% 6.52/6.90  litselect =         negord
% 6.52/6.90  
% 6.52/6.90  maxweight =         15
% 6.52/6.90  maxdepth =          30000
% 6.52/6.90  maxlength =         115
% 6.52/6.90  maxnrvars =         195
% 6.52/6.90  excuselevel =       1
% 6.52/6.90  increasemaxweight = 1
% 6.52/6.90  
% 6.52/6.90  maxselected =       10000000
% 6.52/6.90  maxnrclauses =      10000000
% 6.52/6.90  
% 6.52/6.90  showgenerated =    0
% 6.52/6.90  showkept =         0
% 6.52/6.90  showselected =     0
% 6.52/6.90  showdeleted =      0
% 6.52/6.90  showresimp =       1
% 6.52/6.90  showstatus =       2000
% 6.52/6.90  
% 6.52/6.90  prologoutput =     0
% 6.52/6.90  nrgoals =          5000000
% 6.52/6.90  totalproof =       1
% 6.52/6.90  
% 6.52/6.90  Symbols occurring in the translation:
% 6.52/6.90  
% 6.52/6.90  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 6.52/6.90  .  [1, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 6.52/6.90  !  [4, 1]      (w:0, o:15, a:1, s:1, b:0), 
% 6.52/6.90  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 6.52/6.90  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 6.52/6.90  in  [37, 2]      (w:1, o:71, a:1, s:1, b:0), 
% 6.52/6.90  empty  [38, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 6.52/6.90  finite  [39, 1]      (w:1, o:25, a:1, s:1, b:0), 
% 6.52/6.90  preboolean  [40, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 6.52/6.90  cup_closed  [41, 1]      (w:1, o:30, a:1, s:1, b:0), 
% 6.52/6.90  diff_closed  [42, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 6.52/6.90  powerset  [43, 1]      (w:1, o:31, a:1, s:1, b:0), 
% 6.52/6.90  element  [44, 2]      (w:1, o:72, a:1, s:1, b:0), 
% 6.52/6.90  set_union2  [45, 2]      (w:1, o:73, a:1, s:1, b:0), 
% 6.52/6.90  set_difference  [47, 2]      (w:1, o:74, a:1, s:1, b:0), 
% 6.52/6.90  empty_set  [48, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 6.52/6.90  cap_closed  [49, 1]      (w:1, o:20, a:1, s:1, b:0), 
% 6.52/6.90  relation  [50, 1]      (w:1, o:32, a:1, s:1, b:0), 
% 6.52/6.90  function  [51, 1]      (w:1, o:33, a:1, s:1, b:0), 
% 6.52/6.90  one_to_one  [52, 1]      (w:1, o:27, a:1, s:1, b:0), 
% 6.52/6.90  epsilon_transitive  [53, 1]      (w:1, o:23, a:1, s:1, b:0), 
% 6.52/6.90  epsilon_connected  [54, 1]      (w:1, o:24, a:1, s:1, b:0), 
% 6.52/6.90  ordinal  [55, 1]      (w:1, o:28, a:1, s:1, b:0), 
% 6.52/6.90  natural  [56, 1]      (w:1, o:26, a:1, s:1, b:0), 
% 6.52/6.90  subset  [57, 2]      (w:1, o:75, a:1, s:1, b:0), 
% 6.52/6.90  alpha1  [58, 3]      (w:1, o:76, a:1, s:1, b:1), 
% 6.52/6.90  alpha2  [59, 3]      (w:1, o:77, a:1, s:1, b:1), 
% 6.52/6.90  alpha3  [60, 3]      (w:1, o:78, a:1, s:1, b:1), 
% 6.52/6.90  alpha4  [61, 3]      (w:1, o:79, a:1, s:1, b:1), 
% 6.52/6.90  alpha5  [62, 1]      (w:1, o:34, a:1, s:1, b:1), 
% 6.52/6.90  skol1  [63, 1]      (w:1, o:35, a:1, s:1, b:1), 
% 6.52/6.90  skol2  [64, 1]      (w:1, o:42, a:1, s:1, b:1), 
% 6.52/6.90  skol3  [65, 1]      (w:1, o:43, a:1, s:1, b:1), 
% 6.52/6.90  skol4  [66, 0]      (w:1, o:10, a:1, s:1, b:1), 
% 6.52/6.90  skol5  [67, 0]      (w:1, o:11, a:1, s:1, b:1), 
% 6.52/6.90  skol6  [68, 1]      (w:1, o:44, a:1, s:1, b:1), 
% 6.52/6.90  skol7  [69, 0]      (w:1, o:12, a:1, s:1, b:1), 
% 6.52/6.90  skol8  [70, 1]      (w:1, o:45, a:1, s:1, b:1), 
% 6.52/6.90  skol9  [71, 1]      (w:1, o:46, a:1, s:1, b:1), 
% 6.52/6.90  skol10  [72, 0]      (w:1, o:13, a:1, s:1, b:1), 
% 6.52/6.90  skol11  [73, 1]      (w:1, o:36, a:1, s:1, b:1), 
% 6.52/6.90  skol12  [74, 1]      (w:1, o:37, a:1, s:1, b:1), 
% 6.52/6.90  skol13  [75, 0]      (w:1, o:14, a:1, s:1, b:1), 
% 6.52/6.90  skol14  [76, 1]      (w:1, o:38, a:1, s:1, b:1), 
% 6.52/6.90  skol15  [77, 1]      (w:1, o:39, a:1, s:1, b:1), 
% 6.52/6.90  skol16  [78, 1]      (w:1, o:40, a:1, s:1, b:1), 
% 6.52/6.90  skol17  [79, 1]      (w:1, o:41, a:1, s:1, b:1).
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Starting Search:
% 6.52/6.90  
% 6.52/6.90  *** allocated 15000 integers for clauses
% 6.52/6.90  *** allocated 22500 integers for clauses
% 6.52/6.90  *** allocated 33750 integers for clauses
% 6.52/6.90  *** allocated 50625 integers for clauses
% 6.52/6.90  *** allocated 15000 integers for termspace/termends
% 6.52/6.90  *** allocated 75937 integers for clauses
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 22500 integers for termspace/termends
% 6.52/6.90  *** allocated 113905 integers for clauses
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    5804
% 6.52/6.90  Kept:         2011
% 6.52/6.90  Inuse:        391
% 6.52/6.90  Deleted:      50
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 33750 integers for termspace/termends
% 6.52/6.90  *** allocated 170857 integers for clauses
% 6.52/6.90  *** allocated 50625 integers for termspace/termends
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 256285 integers for clauses
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    12439
% 6.52/6.90  Kept:         4024
% 6.52/6.90  Inuse:        635
% 6.52/6.90  Deleted:      56
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 75937 integers for termspace/termends
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 384427 integers for clauses
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    17308
% 6.52/6.90  Kept:         6070
% 6.52/6.90  Inuse:        703
% 6.52/6.90  Deleted:      60
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 113905 integers for termspace/termends
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 576640 integers for clauses
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    22251
% 6.52/6.90  Kept:         8088
% 6.52/6.90  Inuse:        768
% 6.52/6.90  Deleted:      63
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 170857 integers for termspace/termends
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    28378
% 6.52/6.90  Kept:         10150
% 6.52/6.90  Inuse:        849
% 6.52/6.90  Deleted:      65
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 864960 integers for clauses
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    34681
% 6.52/6.90  Kept:         12152
% 6.52/6.90  Inuse:        1006
% 6.52/6.90  Deleted:      75
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 256285 integers for termspace/termends
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    40637
% 6.52/6.90  Kept:         14157
% 6.52/6.90  Inuse:        1102
% 6.52/6.90  Deleted:      75
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    47586
% 6.52/6.90  Kept:         16183
% 6.52/6.90  Inuse:        1237
% 6.52/6.90  Deleted:      77
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 1297440 integers for clauses
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    52250
% 6.52/6.90  Kept:         18196
% 6.52/6.90  Inuse:        1311
% 6.52/6.90  Deleted:      79
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying clauses:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    61480
% 6.52/6.90  Kept:         20197
% 6.52/6.90  Inuse:        1383
% 6.52/6.90  Deleted:      469
% 6.52/6.90  Deletedinuse: 25
% 6.52/6.90  
% 6.52/6.90  *** allocated 384427 integers for termspace/termends
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    71753
% 6.52/6.90  Kept:         22255
% 6.52/6.90  Inuse:        1483
% 6.52/6.90  Deleted:      505
% 6.52/6.90  Deletedinuse: 56
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    79961
% 6.52/6.90  Kept:         24367
% 6.52/6.90  Inuse:        1624
% 6.52/6.90  Deleted:      539
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    86602
% 6.52/6.90  Kept:         26422
% 6.52/6.90  Inuse:        1724
% 6.52/6.90  Deleted:      539
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  *** allocated 1946160 integers for clauses
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    95170
% 6.52/6.90  Kept:         28551
% 6.52/6.90  Inuse:        1804
% 6.52/6.90  Deleted:      539
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    101214
% 6.52/6.90  Kept:         30591
% 6.52/6.90  Inuse:        1869
% 6.52/6.90  Deleted:      539
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  *** allocated 576640 integers for termspace/termends
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    112686
% 6.52/6.90  Kept:         32692
% 6.52/6.90  Inuse:        1942
% 6.52/6.90  Deleted:      539
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    125558
% 6.52/6.90  Kept:         34697
% 6.52/6.90  Inuse:        2044
% 6.52/6.90  Deleted:      539
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    132757
% 6.52/6.90  Kept:         36739
% 6.52/6.90  Inuse:        2097
% 6.52/6.90  Deleted:      539
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    138855
% 6.52/6.90  Kept:         38750
% 6.52/6.90  Inuse:        2162
% 6.52/6.90  Deleted:      539
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  Resimplifying clauses:
% 6.52/6.90  Done
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Intermediate Status:
% 6.52/6.90  Generated:    145327
% 6.52/6.90  Kept:         40832
% 6.52/6.90  Inuse:        2193
% 6.52/6.90  Deleted:      4053
% 6.52/6.90  Deletedinuse: 58
% 6.52/6.90  
% 6.52/6.90  Resimplifying inuse:
% 6.52/6.90  
% 6.52/6.90  Bliksems!, er is een bewijs:
% 6.52/6.90  % SZS status Theorem
% 6.52/6.90  % SZS output start Refutation
% 6.52/6.90  
% 6.52/6.90  (2) {G0,W4,D2,L2,V1,M2} I { ! preboolean( X ), cup_closed( X ) }.
% 6.52/6.90  (3) {G0,W4,D2,L2,V1,M2} I { ! preboolean( X ), diff_closed( X ) }.
% 6.52/6.90  (5) {G0,W6,D2,L3,V1,M3} I { ! cup_closed( X ), ! diff_closed( X ), 
% 6.52/6.90    preboolean( X ) }.
% 6.52/6.90  (7) {G0,W11,D3,L3,V3,M3} I { ! cup_closed( X ), ! alpha1( X, Y, Z ), in( 
% 6.52/6.90    set_union2( Y, Z ), X ) }.
% 6.52/6.90  (8) {G0,W8,D3,L2,V1,M2} I { alpha1( X, skol1( X ), skol15( X ) ), 
% 6.52/6.90    cup_closed( X ) }.
% 6.52/6.90  (9) {G0,W9,D4,L2,V1,M2} I { ! in( set_union2( skol1( X ), skol15( X ) ), X
% 6.52/6.90     ), cup_closed( X ) }.
% 6.52/6.90  (10) {G0,W7,D2,L2,V3,M2} I { ! alpha1( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  (11) {G0,W7,D2,L2,V3,M2} I { ! alpha1( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  (12) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), alpha1( X, Y, Z )
% 6.52/6.90     }.
% 6.52/6.90  (13) {G0,W11,D3,L3,V3,M3} I { ! diff_closed( X ), ! alpha2( X, Y, Z ), in( 
% 6.52/6.90    set_difference( Y, Z ), X ) }.
% 6.52/6.90  (14) {G0,W8,D3,L2,V1,M2} I { alpha2( X, skol2( X ), skol16( X ) ), 
% 6.52/6.90    diff_closed( X ) }.
% 6.52/6.90  (15) {G0,W9,D4,L2,V1,M2} I { ! in( set_difference( skol2( X ), skol16( X )
% 6.52/6.90     ), X ), diff_closed( X ) }.
% 6.52/6.90  (16) {G0,W7,D2,L2,V3,M2} I { ! alpha2( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  (17) {G0,W7,D2,L2,V3,M2} I { ! alpha2( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  (18) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), alpha2( X, Y, Z )
% 6.52/6.90     }.
% 6.52/6.90  (57) {G0,W10,D2,L3,V2,M3} I { alpha5( skol13 ), ! alpha3( skol13, X, Y ), 
% 6.52/6.90    alpha4( skol13, X, Y ) }.
% 6.52/6.90  (58) {G0,W4,D2,L2,V0,M2} I { alpha5( skol13 ), ! preboolean( skol13 ) }.
% 6.52/6.90  (59) {G0,W4,D2,L2,V1,M2} I { ! alpha5( X ), preboolean( X ) }.
% 6.52/6.90  (60) {G0,W8,D3,L2,V1,M2} I { ! alpha5( X ), alpha3( X, skol14( X ), skol17
% 6.52/6.90    ( X ) ) }.
% 6.52/6.90  (61) {G0,W8,D3,L2,V1,M2} I { ! alpha5( X ), ! alpha4( X, skol14( X ), 
% 6.52/6.90    skol17( X ) ) }.
% 6.52/6.90  (63) {G0,W9,D3,L2,V3,M2} I { ! alpha4( X, Y, Z ), in( set_union2( Y, Z ), X
% 6.52/6.90     ) }.
% 6.52/6.90  (64) {G0,W9,D3,L2,V3,M2} I { ! alpha4( X, Y, Z ), in( set_difference( Y, Z
% 6.52/6.90     ), X ) }.
% 6.52/6.90  (65) {G0,W14,D3,L3,V3,M3} I { ! in( set_union2( Y, Z ), X ), ! in( 
% 6.52/6.90    set_difference( Y, Z ), X ), alpha4( X, Y, Z ) }.
% 6.52/6.90  (66) {G0,W7,D2,L2,V3,M2} I { ! alpha3( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  (67) {G0,W7,D2,L2,V3,M2} I { ! alpha3( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  (68) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), alpha3( X, Y, Z )
% 6.52/6.90     }.
% 6.52/6.90  (95) {G1,W4,D2,L2,V1,M2} R(59,3) { ! alpha5( X ), diff_closed( X ) }.
% 6.52/6.90  (96) {G1,W4,D2,L2,V1,M2} R(59,2) { ! alpha5( X ), cup_closed( X ) }.
% 6.52/6.90  (97) {G1,W6,D2,L3,V0,M3} R(58,5) { alpha5( skol13 ), ! cup_closed( skol13 )
% 6.52/6.90    , ! diff_closed( skol13 ) }.
% 6.52/6.90  (144) {G1,W6,D3,L2,V1,M2} R(10,8) { in( skol1( X ), X ), cup_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  (154) {G1,W6,D3,L2,V1,M2} R(11,8) { in( skol15( X ), X ), cup_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  (163) {G1,W13,D3,L4,V3,M4} R(12,7) { ! in( X, Y ), ! in( Z, Y ), ! 
% 6.52/6.90    cup_closed( Y ), in( set_union2( X, Z ), Y ) }.
% 6.52/6.90  (204) {G1,W6,D3,L2,V1,M2} R(16,14) { in( skol2( X ), X ), diff_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  (218) {G1,W6,D3,L2,V1,M2} R(17,14) { in( skol16( X ), X ), diff_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  (231) {G1,W13,D3,L4,V3,M4} R(18,13) { ! in( X, Y ), ! in( Z, Y ), ! 
% 6.52/6.90    diff_closed( Y ), in( set_difference( X, Z ), Y ) }.
% 6.52/6.90  (544) {G1,W8,D3,L2,V1,M2} R(63,9) { ! alpha4( X, skol1( X ), skol15( X ) )
% 6.52/6.90    , cup_closed( X ) }.
% 6.52/6.90  (575) {G1,W8,D3,L2,V1,M2} R(64,15) { ! alpha4( X, skol2( X ), skol16( X ) )
% 6.52/6.90    , diff_closed( X ) }.
% 6.52/6.90  (589) {G1,W16,D4,L3,V1,M3} R(65,61) { ! in( set_union2( skol14( X ), skol17
% 6.52/6.90    ( X ) ), X ), ! in( set_difference( skol14( X ), skol17( X ) ), X ), ! 
% 6.52/6.90    alpha5( X ) }.
% 6.52/6.90  (621) {G1,W6,D3,L2,V1,M2} R(66,60) { in( skol14( X ), X ), ! alpha5( X )
% 6.52/6.90     }.
% 6.52/6.90  (642) {G1,W6,D3,L2,V1,M2} R(67,60) { in( skol17( X ), X ), ! alpha5( X )
% 6.52/6.90     }.
% 6.52/6.90  (670) {G1,W12,D2,L4,V2,M4} R(68,57) { ! in( X, skol13 ), ! in( Y, skol13 )
% 6.52/6.90    , alpha5( skol13 ), alpha4( skol13, X, Y ) }.
% 6.52/6.90  (5199) {G2,W11,D4,L3,V2,M3} R(642,163);r(96) { ! alpha5( X ), ! in( Y, X )
% 6.52/6.90    , in( set_union2( Y, skol17( X ) ), X ) }.
% 6.52/6.90  (31532) {G3,W12,D3,L4,V1,M4} R(589,231);r(5199) { ! alpha5( X ), ! in( 
% 6.52/6.90    skol14( X ), X ), ! in( skol17( X ), X ), ! diff_closed( X ) }.
% 6.52/6.90  (39528) {G2,W8,D3,L3,V0,M3} R(670,575);r(204) { ! in( skol16( skol13 ), 
% 6.52/6.90    skol13 ), alpha5( skol13 ), diff_closed( skol13 ) }.
% 6.52/6.90  (39537) {G2,W8,D3,L3,V0,M3} R(670,544);r(144) { ! in( skol15( skol13 ), 
% 6.52/6.90    skol13 ), alpha5( skol13 ), cup_closed( skol13 ) }.
% 6.52/6.90  (40031) {G3,W2,D2,L1,V0,M1} S(39528);r(218);r(95) { diff_closed( skol13 )
% 6.52/6.90     }.
% 6.52/6.90  (40032) {G3,W2,D2,L1,V0,M1} S(39537);r(154);r(96) { cup_closed( skol13 )
% 6.52/6.90     }.
% 6.52/6.90  (40200) {G4,W2,D2,L1,V1,M1} S(31532);r(621);r(642);r(95) { ! alpha5( X )
% 6.52/6.90     }.
% 6.52/6.90  (40848) {G5,W0,D0,L0,V0,M0} S(97);r(40200);r(40032);r(40031) {  }.
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  % SZS output end Refutation
% 6.52/6.90  found a proof!
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Unprocessed initial clauses:
% 6.52/6.90  
% 6.52/6.90  (40850) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), ! in( Y, X ) }.
% 6.52/6.90  (40851) {G0,W4,D2,L2,V1,M2}  { ! empty( X ), finite( X ) }.
% 6.52/6.90  (40852) {G0,W4,D2,L2,V1,M2}  { ! preboolean( X ), cup_closed( X ) }.
% 6.52/6.90  (40853) {G0,W4,D2,L2,V1,M2}  { ! preboolean( X ), diff_closed( X ) }.
% 6.52/6.90  (40854) {G0,W8,D3,L3,V2,M3}  { ! finite( X ), ! element( Y, powerset( X ) )
% 6.52/6.90    , finite( Y ) }.
% 6.52/6.90  (40855) {G0,W6,D2,L3,V1,M3}  { ! cup_closed( X ), ! diff_closed( X ), 
% 6.52/6.90    preboolean( X ) }.
% 6.52/6.90  (40856) {G0,W7,D3,L1,V2,M1}  { set_union2( X, Y ) = set_union2( Y, X ) }.
% 6.52/6.90  (40857) {G0,W11,D3,L3,V3,M3}  { ! cup_closed( X ), ! alpha1( X, Y, Z ), in
% 6.52/6.90    ( set_union2( Y, Z ), X ) }.
% 6.52/6.90  (40858) {G0,W8,D3,L2,V1,M2}  { alpha1( X, skol1( X ), skol15( X ) ), 
% 6.52/6.90    cup_closed( X ) }.
% 6.52/6.90  (40859) {G0,W9,D4,L2,V1,M2}  { ! in( set_union2( skol1( X ), skol15( X ) )
% 6.52/6.90    , X ), cup_closed( X ) }.
% 6.52/6.90  (40860) {G0,W7,D2,L2,V3,M2}  { ! alpha1( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  (40861) {G0,W7,D2,L2,V3,M2}  { ! alpha1( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  (40862) {G0,W10,D2,L3,V3,M3}  { ! in( Y, X ), ! in( Z, X ), alpha1( X, Y, Z
% 6.52/6.90     ) }.
% 6.52/6.90  (40863) {G0,W11,D3,L3,V3,M3}  { ! diff_closed( X ), ! alpha2( X, Y, Z ), in
% 6.52/6.90    ( set_difference( Y, Z ), X ) }.
% 6.52/6.90  (40864) {G0,W8,D3,L2,V1,M2}  { alpha2( X, skol2( X ), skol16( X ) ), 
% 6.52/6.90    diff_closed( X ) }.
% 6.52/6.90  (40865) {G0,W9,D4,L2,V1,M2}  { ! in( set_difference( skol2( X ), skol16( X
% 6.52/6.90     ) ), X ), diff_closed( X ) }.
% 6.52/6.90  (40866) {G0,W7,D2,L2,V3,M2}  { ! alpha2( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  (40867) {G0,W7,D2,L2,V3,M2}  { ! alpha2( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  (40868) {G0,W10,D2,L3,V3,M3}  { ! in( Y, X ), ! in( Z, X ), alpha2( X, Y, Z
% 6.52/6.90     ) }.
% 6.52/6.90  (40869) {G0,W4,D2,L2,V1,M2}  { ! preboolean( X ), cup_closed( X ) }.
% 6.52/6.90  (40870) {G0,W4,D2,L2,V1,M2}  { ! preboolean( X ), diff_closed( X ) }.
% 6.52/6.90  (40871) {G0,W6,D2,L3,V1,M3}  { ! cup_closed( X ), ! diff_closed( X ), 
% 6.52/6.90    preboolean( X ) }.
% 6.52/6.90  (40872) {G0,W4,D3,L1,V1,M1}  { element( skol3( X ), X ) }.
% 6.52/6.90  (40873) {G0,W6,D3,L2,V2,M2}  { ! finite( X ), finite( set_difference( X, Y
% 6.52/6.90     ) ) }.
% 6.52/6.90  (40874) {G0,W3,D3,L1,V1,M1}  { ! empty( powerset( X ) ) }.
% 6.52/6.90  (40875) {G0,W2,D2,L1,V0,M1}  { empty( empty_set ) }.
% 6.52/6.90  (40876) {G0,W6,D3,L2,V2,M2}  { empty( X ), ! empty( set_union2( X, Y ) )
% 6.52/6.90     }.
% 6.52/6.90  (40877) {G0,W6,D3,L2,V2,M2}  { empty( X ), ! empty( set_union2( Y, X ) )
% 6.52/6.90     }.
% 6.52/6.90  (40878) {G0,W8,D3,L3,V2,M3}  { ! finite( X ), ! finite( Y ), finite( 
% 6.52/6.90    set_union2( X, Y ) ) }.
% 6.52/6.90  (40879) {G0,W5,D3,L1,V1,M1}  { set_union2( X, X ) = X }.
% 6.52/6.90  (40880) {G0,W2,D2,L1,V0,M1}  { ! empty( skol4 ) }.
% 6.52/6.90  (40881) {G0,W2,D2,L1,V0,M1}  { finite( skol4 ) }.
% 6.52/6.90  (40882) {G0,W2,D2,L1,V0,M1}  { ! empty( skol5 ) }.
% 6.52/6.90  (40883) {G0,W2,D2,L1,V0,M1}  { cup_closed( skol5 ) }.
% 6.52/6.90  (40884) {G0,W2,D2,L1,V0,M1}  { cap_closed( skol5 ) }.
% 6.52/6.90  (40885) {G0,W2,D2,L1,V0,M1}  { diff_closed( skol5 ) }.
% 6.52/6.90  (40886) {G0,W2,D2,L1,V0,M1}  { preboolean( skol5 ) }.
% 6.52/6.90  (40887) {G0,W5,D3,L2,V2,M2}  { empty( X ), ! empty( skol6( Y ) ) }.
% 6.52/6.90  (40888) {G0,W7,D3,L2,V1,M2}  { empty( X ), element( skol6( X ), powerset( X
% 6.52/6.90     ) ) }.
% 6.52/6.90  (40889) {G0,W2,D2,L1,V0,M1}  { empty( skol7 ) }.
% 6.52/6.90  (40890) {G0,W3,D3,L1,V1,M1}  { empty( skol8( Y ) ) }.
% 6.52/6.90  (40891) {G0,W3,D3,L1,V1,M1}  { relation( skol8( Y ) ) }.
% 6.52/6.90  (40892) {G0,W3,D3,L1,V1,M1}  { function( skol8( Y ) ) }.
% 6.52/6.90  (40893) {G0,W3,D3,L1,V1,M1}  { one_to_one( skol8( Y ) ) }.
% 6.52/6.90  (40894) {G0,W3,D3,L1,V1,M1}  { epsilon_transitive( skol8( Y ) ) }.
% 6.52/6.90  (40895) {G0,W3,D3,L1,V1,M1}  { epsilon_connected( skol8( Y ) ) }.
% 6.52/6.90  (40896) {G0,W3,D3,L1,V1,M1}  { ordinal( skol8( Y ) ) }.
% 6.52/6.90  (40897) {G0,W3,D3,L1,V1,M1}  { natural( skol8( Y ) ) }.
% 6.52/6.90  (40898) {G0,W3,D3,L1,V1,M1}  { finite( skol8( Y ) ) }.
% 6.52/6.90  (40899) {G0,W5,D3,L1,V1,M1}  { element( skol8( X ), powerset( X ) ) }.
% 6.52/6.90  (40900) {G0,W3,D3,L1,V1,M1}  { empty( skol9( Y ) ) }.
% 6.52/6.90  (40901) {G0,W5,D3,L1,V1,M1}  { element( skol9( X ), powerset( X ) ) }.
% 6.52/6.90  (40902) {G0,W2,D2,L1,V0,M1}  { ! empty( skol10 ) }.
% 6.52/6.90  (40903) {G0,W5,D3,L2,V2,M2}  { empty( X ), ! empty( skol11( Y ) ) }.
% 6.52/6.90  (40904) {G0,W5,D3,L2,V2,M2}  { empty( X ), finite( skol11( Y ) ) }.
% 6.52/6.90  (40905) {G0,W7,D3,L2,V1,M2}  { empty( X ), element( skol11( X ), powerset( 
% 6.52/6.90    X ) ) }.
% 6.52/6.90  (40906) {G0,W5,D3,L2,V2,M2}  { empty( X ), ! empty( skol12( Y ) ) }.
% 6.52/6.90  (40907) {G0,W5,D3,L2,V2,M2}  { empty( X ), finite( skol12( Y ) ) }.
% 6.52/6.90  (40908) {G0,W7,D3,L2,V1,M2}  { empty( X ), element( skol12( X ), powerset( 
% 6.52/6.90    X ) ) }.
% 6.52/6.90  (40909) {G0,W3,D2,L1,V1,M1}  { subset( X, X ) }.
% 6.52/6.90  (40910) {G0,W10,D2,L3,V2,M3}  { alpha5( skol13 ), ! alpha3( skol13, X, Y )
% 6.52/6.90    , alpha4( skol13, X, Y ) }.
% 6.52/6.90  (40911) {G0,W4,D2,L2,V0,M2}  { alpha5( skol13 ), ! preboolean( skol13 ) }.
% 6.52/6.90  (40912) {G0,W4,D2,L2,V1,M2}  { ! alpha5( X ), preboolean( X ) }.
% 6.52/6.90  (40913) {G0,W8,D3,L2,V1,M2}  { ! alpha5( X ), alpha3( X, skol14( X ), 
% 6.52/6.90    skol17( X ) ) }.
% 6.52/6.90  (40914) {G0,W8,D3,L2,V1,M2}  { ! alpha5( X ), ! alpha4( X, skol14( X ), 
% 6.52/6.90    skol17( X ) ) }.
% 6.52/6.90  (40915) {G0,W12,D2,L4,V3,M4}  { ! preboolean( X ), ! alpha3( X, Y, Z ), 
% 6.52/6.90    alpha4( X, Y, Z ), alpha5( X ) }.
% 6.52/6.90  (40916) {G0,W9,D3,L2,V3,M2}  { ! alpha4( X, Y, Z ), in( set_union2( Y, Z )
% 6.52/6.90    , X ) }.
% 6.52/6.90  (40917) {G0,W9,D3,L2,V3,M2}  { ! alpha4( X, Y, Z ), in( set_difference( Y, 
% 6.52/6.90    Z ), X ) }.
% 6.52/6.90  (40918) {G0,W14,D3,L3,V3,M3}  { ! in( set_union2( Y, Z ), X ), ! in( 
% 6.52/6.90    set_difference( Y, Z ), X ), alpha4( X, Y, Z ) }.
% 6.52/6.90  (40919) {G0,W7,D2,L2,V3,M2}  { ! alpha3( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  (40920) {G0,W7,D2,L2,V3,M2}  { ! alpha3( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  (40921) {G0,W10,D2,L3,V3,M3}  { ! in( Y, X ), ! in( Z, X ), alpha3( X, Y, Z
% 6.52/6.90     ) }.
% 6.52/6.90  (40922) {G0,W5,D3,L1,V1,M1}  { set_union2( X, empty_set ) = X }.
% 6.52/6.90  (40923) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), element( X, Y ) }.
% 6.52/6.90  (40924) {G0,W8,D2,L3,V2,M3}  { ! element( X, Y ), empty( Y ), in( X, Y )
% 6.52/6.90     }.
% 6.52/6.90  (40925) {G0,W5,D3,L1,V1,M1}  { set_difference( X, empty_set ) = X }.
% 6.52/6.90  (40926) {G0,W7,D3,L2,V2,M2}  { ! element( X, powerset( Y ) ), subset( X, Y
% 6.52/6.90     ) }.
% 6.52/6.90  (40927) {G0,W7,D3,L2,V2,M2}  { ! subset( X, Y ), element( X, powerset( Y )
% 6.52/6.90     ) }.
% 6.52/6.90  (40928) {G0,W5,D3,L1,V1,M1}  { set_difference( empty_set, X ) = empty_set
% 6.52/6.90     }.
% 6.52/6.90  (40929) {G0,W10,D3,L3,V3,M3}  { ! in( X, Z ), ! element( Z, powerset( Y ) )
% 6.52/6.90    , element( X, Y ) }.
% 6.52/6.90  (40930) {G0,W9,D3,L3,V3,M3}  { ! in( X, Y ), ! element( Y, powerset( Z ) )
% 6.52/6.90    , ! empty( Z ) }.
% 6.52/6.90  (40931) {G0,W5,D2,L2,V1,M2}  { ! empty( X ), X = empty_set }.
% 6.52/6.90  (40932) {G0,W5,D2,L2,V2,M2}  { ! in( X, Y ), ! empty( Y ) }.
% 6.52/6.90  (40933) {G0,W7,D2,L3,V2,M3}  { ! empty( X ), X = Y, ! empty( Y ) }.
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Total Proof:
% 6.52/6.90  
% 6.52/6.90  subsumption: (2) {G0,W4,D2,L2,V1,M2} I { ! preboolean( X ), cup_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (40852) {G0,W4,D2,L2,V1,M2}  { ! preboolean( X ), cup_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (3) {G0,W4,D2,L2,V1,M2} I { ! preboolean( X ), diff_closed( X
% 6.52/6.90     ) }.
% 6.52/6.90  parent0: (40853) {G0,W4,D2,L2,V1,M2}  { ! preboolean( X ), diff_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (5) {G0,W6,D2,L3,V1,M3} I { ! cup_closed( X ), ! diff_closed( 
% 6.52/6.90    X ), preboolean( X ) }.
% 6.52/6.90  parent0: (40855) {G0,W6,D2,L3,V1,M3}  { ! cup_closed( X ), ! diff_closed( X
% 6.52/6.90     ), preboolean( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (7) {G0,W11,D3,L3,V3,M3} I { ! cup_closed( X ), ! alpha1( X, Y
% 6.52/6.90    , Z ), in( set_union2( Y, Z ), X ) }.
% 6.52/6.90  parent0: (40857) {G0,W11,D3,L3,V3,M3}  { ! cup_closed( X ), ! alpha1( X, Y
% 6.52/6.90    , Z ), in( set_union2( Y, Z ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (8) {G0,W8,D3,L2,V1,M2} I { alpha1( X, skol1( X ), skol15( X )
% 6.52/6.90     ), cup_closed( X ) }.
% 6.52/6.90  parent0: (40858) {G0,W8,D3,L2,V1,M2}  { alpha1( X, skol1( X ), skol15( X )
% 6.52/6.90     ), cup_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (9) {G0,W9,D4,L2,V1,M2} I { ! in( set_union2( skol1( X ), 
% 6.52/6.90    skol15( X ) ), X ), cup_closed( X ) }.
% 6.52/6.90  parent0: (40859) {G0,W9,D4,L2,V1,M2}  { ! in( set_union2( skol1( X ), 
% 6.52/6.90    skol15( X ) ), X ), cup_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (10) {G0,W7,D2,L2,V3,M2} I { ! alpha1( X, Y, Z ), in( Y, X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (40860) {G0,W7,D2,L2,V3,M2}  { ! alpha1( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (11) {G0,W7,D2,L2,V3,M2} I { ! alpha1( X, Y, Z ), in( Z, X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (40861) {G0,W7,D2,L2,V3,M2}  { ! alpha1( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (12) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), 
% 6.52/6.90    alpha1( X, Y, Z ) }.
% 6.52/6.90  parent0: (40862) {G0,W10,D2,L3,V3,M3}  { ! in( Y, X ), ! in( Z, X ), alpha1
% 6.52/6.90    ( X, Y, Z ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (13) {G0,W11,D3,L3,V3,M3} I { ! diff_closed( X ), ! alpha2( X
% 6.52/6.90    , Y, Z ), in( set_difference( Y, Z ), X ) }.
% 6.52/6.90  parent0: (40863) {G0,W11,D3,L3,V3,M3}  { ! diff_closed( X ), ! alpha2( X, Y
% 6.52/6.90    , Z ), in( set_difference( Y, Z ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (14) {G0,W8,D3,L2,V1,M2} I { alpha2( X, skol2( X ), skol16( X
% 6.52/6.90     ) ), diff_closed( X ) }.
% 6.52/6.90  parent0: (40864) {G0,W8,D3,L2,V1,M2}  { alpha2( X, skol2( X ), skol16( X )
% 6.52/6.90     ), diff_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (15) {G0,W9,D4,L2,V1,M2} I { ! in( set_difference( skol2( X )
% 6.52/6.90    , skol16( X ) ), X ), diff_closed( X ) }.
% 6.52/6.90  parent0: (40865) {G0,W9,D4,L2,V1,M2}  { ! in( set_difference( skol2( X ), 
% 6.52/6.90    skol16( X ) ), X ), diff_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (16) {G0,W7,D2,L2,V3,M2} I { ! alpha2( X, Y, Z ), in( Y, X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (40866) {G0,W7,D2,L2,V3,M2}  { ! alpha2( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (17) {G0,W7,D2,L2,V3,M2} I { ! alpha2( X, Y, Z ), in( Z, X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (40867) {G0,W7,D2,L2,V3,M2}  { ! alpha2( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (18) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), 
% 6.52/6.90    alpha2( X, Y, Z ) }.
% 6.52/6.90  parent0: (40868) {G0,W10,D2,L3,V3,M3}  { ! in( Y, X ), ! in( Z, X ), alpha2
% 6.52/6.90    ( X, Y, Z ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (57) {G0,W10,D2,L3,V2,M3} I { alpha5( skol13 ), ! alpha3( 
% 6.52/6.90    skol13, X, Y ), alpha4( skol13, X, Y ) }.
% 6.52/6.90  parent0: (40910) {G0,W10,D2,L3,V2,M3}  { alpha5( skol13 ), ! alpha3( skol13
% 6.52/6.90    , X, Y ), alpha4( skol13, X, Y ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (58) {G0,W4,D2,L2,V0,M2} I { alpha5( skol13 ), ! preboolean( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  parent0: (40911) {G0,W4,D2,L2,V0,M2}  { alpha5( skol13 ), ! preboolean( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (59) {G0,W4,D2,L2,V1,M2} I { ! alpha5( X ), preboolean( X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (40912) {G0,W4,D2,L2,V1,M2}  { ! alpha5( X ), preboolean( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (60) {G0,W8,D3,L2,V1,M2} I { ! alpha5( X ), alpha3( X, skol14
% 6.52/6.90    ( X ), skol17( X ) ) }.
% 6.52/6.90  parent0: (40913) {G0,W8,D3,L2,V1,M2}  { ! alpha5( X ), alpha3( X, skol14( X
% 6.52/6.90     ), skol17( X ) ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (61) {G0,W8,D3,L2,V1,M2} I { ! alpha5( X ), ! alpha4( X, 
% 6.52/6.90    skol14( X ), skol17( X ) ) }.
% 6.52/6.90  parent0: (40914) {G0,W8,D3,L2,V1,M2}  { ! alpha5( X ), ! alpha4( X, skol14
% 6.52/6.90    ( X ), skol17( X ) ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (63) {G0,W9,D3,L2,V3,M2} I { ! alpha4( X, Y, Z ), in( 
% 6.52/6.90    set_union2( Y, Z ), X ) }.
% 6.52/6.90  parent0: (40916) {G0,W9,D3,L2,V3,M2}  { ! alpha4( X, Y, Z ), in( set_union2
% 6.52/6.90    ( Y, Z ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (64) {G0,W9,D3,L2,V3,M2} I { ! alpha4( X, Y, Z ), in( 
% 6.52/6.90    set_difference( Y, Z ), X ) }.
% 6.52/6.90  parent0: (40917) {G0,W9,D3,L2,V3,M2}  { ! alpha4( X, Y, Z ), in( 
% 6.52/6.90    set_difference( Y, Z ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (65) {G0,W14,D3,L3,V3,M3} I { ! in( set_union2( Y, Z ), X ), !
% 6.52/6.90     in( set_difference( Y, Z ), X ), alpha4( X, Y, Z ) }.
% 6.52/6.90  parent0: (40918) {G0,W14,D3,L3,V3,M3}  { ! in( set_union2( Y, Z ), X ), ! 
% 6.52/6.90    in( set_difference( Y, Z ), X ), alpha4( X, Y, Z ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (66) {G0,W7,D2,L2,V3,M2} I { ! alpha3( X, Y, Z ), in( Y, X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (40919) {G0,W7,D2,L2,V3,M2}  { ! alpha3( X, Y, Z ), in( Y, X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (67) {G0,W7,D2,L2,V3,M2} I { ! alpha3( X, Y, Z ), in( Z, X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (40920) {G0,W7,D2,L2,V3,M2}  { ! alpha3( X, Y, Z ), in( Z, X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (68) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), 
% 6.52/6.90    alpha3( X, Y, Z ) }.
% 6.52/6.90  parent0: (40921) {G0,W10,D2,L3,V3,M3}  { ! in( Y, X ), ! in( Z, X ), alpha3
% 6.52/6.90    ( X, Y, Z ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41013) {G1,W4,D2,L2,V1,M2}  { diff_closed( X ), ! alpha5( X )
% 6.52/6.90     }.
% 6.52/6.90  parent0[0]: (3) {G0,W4,D2,L2,V1,M2} I { ! preboolean( X ), diff_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  parent1[1]: (59) {G0,W4,D2,L2,V1,M2} I { ! alpha5( X ), preboolean( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (95) {G1,W4,D2,L2,V1,M2} R(59,3) { ! alpha5( X ), diff_closed
% 6.52/6.90    ( X ) }.
% 6.52/6.90  parent0: (41013) {G1,W4,D2,L2,V1,M2}  { diff_closed( X ), ! alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 1
% 6.52/6.90     1 ==> 0
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41014) {G1,W4,D2,L2,V1,M2}  { cup_closed( X ), ! alpha5( X )
% 6.52/6.90     }.
% 6.52/6.90  parent0[0]: (2) {G0,W4,D2,L2,V1,M2} I { ! preboolean( X ), cup_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  parent1[1]: (59) {G0,W4,D2,L2,V1,M2} I { ! alpha5( X ), preboolean( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (96) {G1,W4,D2,L2,V1,M2} R(59,2) { ! alpha5( X ), cup_closed( 
% 6.52/6.90    X ) }.
% 6.52/6.90  parent0: (41014) {G1,W4,D2,L2,V1,M2}  { cup_closed( X ), ! alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 1
% 6.52/6.90     1 ==> 0
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41015) {G1,W6,D2,L3,V0,M3}  { alpha5( skol13 ), ! cup_closed( 
% 6.52/6.90    skol13 ), ! diff_closed( skol13 ) }.
% 6.52/6.90  parent0[1]: (58) {G0,W4,D2,L2,V0,M2} I { alpha5( skol13 ), ! preboolean( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  parent1[2]: (5) {G0,W6,D2,L3,V1,M3} I { ! cup_closed( X ), ! diff_closed( X
% 6.52/6.90     ), preboolean( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (97) {G1,W6,D2,L3,V0,M3} R(58,5) { alpha5( skol13 ), ! 
% 6.52/6.90    cup_closed( skol13 ), ! diff_closed( skol13 ) }.
% 6.52/6.90  parent0: (41015) {G1,W6,D2,L3,V0,M3}  { alpha5( skol13 ), ! cup_closed( 
% 6.52/6.90    skol13 ), ! diff_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41016) {G1,W6,D3,L2,V1,M2}  { in( skol1( X ), X ), cup_closed
% 6.52/6.90    ( X ) }.
% 6.52/6.90  parent0[0]: (10) {G0,W7,D2,L2,V3,M2} I { ! alpha1( X, Y, Z ), in( Y, X )
% 6.52/6.90     }.
% 6.52/6.90  parent1[0]: (8) {G0,W8,D3,L2,V1,M2} I { alpha1( X, skol1( X ), skol15( X )
% 6.52/6.90     ), cup_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol1( X )
% 6.52/6.90     Z := skol15( X )
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (144) {G1,W6,D3,L2,V1,M2} R(10,8) { in( skol1( X ), X ), 
% 6.52/6.90    cup_closed( X ) }.
% 6.52/6.90  parent0: (41016) {G1,W6,D3,L2,V1,M2}  { in( skol1( X ), X ), cup_closed( X
% 6.52/6.90     ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41017) {G1,W6,D3,L2,V1,M2}  { in( skol15( X ), X ), cup_closed
% 6.52/6.90    ( X ) }.
% 6.52/6.90  parent0[0]: (11) {G0,W7,D2,L2,V3,M2} I { ! alpha1( X, Y, Z ), in( Z, X )
% 6.52/6.90     }.
% 6.52/6.90  parent1[0]: (8) {G0,W8,D3,L2,V1,M2} I { alpha1( X, skol1( X ), skol15( X )
% 6.52/6.90     ), cup_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol1( X )
% 6.52/6.90     Z := skol15( X )
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (154) {G1,W6,D3,L2,V1,M2} R(11,8) { in( skol15( X ), X ), 
% 6.52/6.90    cup_closed( X ) }.
% 6.52/6.90  parent0: (41017) {G1,W6,D3,L2,V1,M2}  { in( skol15( X ), X ), cup_closed( X
% 6.52/6.90     ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41020) {G1,W13,D3,L4,V3,M4}  { ! cup_closed( X ), in( 
% 6.52/6.90    set_union2( Y, Z ), X ), ! in( Y, X ), ! in( Z, X ) }.
% 6.52/6.90  parent0[1]: (7) {G0,W11,D3,L3,V3,M3} I { ! cup_closed( X ), ! alpha1( X, Y
% 6.52/6.90    , Z ), in( set_union2( Y, Z ), X ) }.
% 6.52/6.90  parent1[2]: (12) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), 
% 6.52/6.90    alpha1( X, Y, Z ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (163) {G1,W13,D3,L4,V3,M4} R(12,7) { ! in( X, Y ), ! in( Z, Y
% 6.52/6.90     ), ! cup_closed( Y ), in( set_union2( X, Z ), Y ) }.
% 6.52/6.90  parent0: (41020) {G1,W13,D3,L4,V3,M4}  { ! cup_closed( X ), in( set_union2
% 6.52/6.90    ( Y, Z ), X ), ! in( Y, X ), ! in( Z, X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := Y
% 6.52/6.90     Y := X
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 2
% 6.52/6.90     1 ==> 3
% 6.52/6.90     2 ==> 0
% 6.52/6.90     3 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41022) {G1,W6,D3,L2,V1,M2}  { in( skol2( X ), X ), diff_closed
% 6.52/6.90    ( X ) }.
% 6.52/6.90  parent0[0]: (16) {G0,W7,D2,L2,V3,M2} I { ! alpha2( X, Y, Z ), in( Y, X )
% 6.52/6.90     }.
% 6.52/6.90  parent1[0]: (14) {G0,W8,D3,L2,V1,M2} I { alpha2( X, skol2( X ), skol16( X )
% 6.52/6.90     ), diff_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol2( X )
% 6.52/6.90     Z := skol16( X )
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (204) {G1,W6,D3,L2,V1,M2} R(16,14) { in( skol2( X ), X ), 
% 6.52/6.90    diff_closed( X ) }.
% 6.52/6.90  parent0: (41022) {G1,W6,D3,L2,V1,M2}  { in( skol2( X ), X ), diff_closed( X
% 6.52/6.90     ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41023) {G1,W6,D3,L2,V1,M2}  { in( skol16( X ), X ), 
% 6.52/6.90    diff_closed( X ) }.
% 6.52/6.90  parent0[0]: (17) {G0,W7,D2,L2,V3,M2} I { ! alpha2( X, Y, Z ), in( Z, X )
% 6.52/6.90     }.
% 6.52/6.90  parent1[0]: (14) {G0,W8,D3,L2,V1,M2} I { alpha2( X, skol2( X ), skol16( X )
% 6.52/6.90     ), diff_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol2( X )
% 6.52/6.90     Z := skol16( X )
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (218) {G1,W6,D3,L2,V1,M2} R(17,14) { in( skol16( X ), X ), 
% 6.52/6.90    diff_closed( X ) }.
% 6.52/6.90  parent0: (41023) {G1,W6,D3,L2,V1,M2}  { in( skol16( X ), X ), diff_closed( 
% 6.52/6.90    X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41026) {G1,W13,D3,L4,V3,M4}  { ! diff_closed( X ), in( 
% 6.52/6.90    set_difference( Y, Z ), X ), ! in( Y, X ), ! in( Z, X ) }.
% 6.52/6.90  parent0[1]: (13) {G0,W11,D3,L3,V3,M3} I { ! diff_closed( X ), ! alpha2( X, 
% 6.52/6.90    Y, Z ), in( set_difference( Y, Z ), X ) }.
% 6.52/6.90  parent1[2]: (18) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), 
% 6.52/6.90    alpha2( X, Y, Z ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (231) {G1,W13,D3,L4,V3,M4} R(18,13) { ! in( X, Y ), ! in( Z, Y
% 6.52/6.90     ), ! diff_closed( Y ), in( set_difference( X, Z ), Y ) }.
% 6.52/6.90  parent0: (41026) {G1,W13,D3,L4,V3,M4}  { ! diff_closed( X ), in( 
% 6.52/6.90    set_difference( Y, Z ), X ), ! in( Y, X ), ! in( Z, X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := Y
% 6.52/6.90     Y := X
% 6.52/6.90     Z := Z
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 2
% 6.52/6.90     1 ==> 3
% 6.52/6.90     2 ==> 0
% 6.52/6.90     3 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41028) {G1,W8,D3,L2,V1,M2}  { cup_closed( X ), ! alpha4( X, 
% 6.52/6.90    skol1( X ), skol15( X ) ) }.
% 6.52/6.90  parent0[0]: (9) {G0,W9,D4,L2,V1,M2} I { ! in( set_union2( skol1( X ), 
% 6.52/6.90    skol15( X ) ), X ), cup_closed( X ) }.
% 6.52/6.90  parent1[1]: (63) {G0,W9,D3,L2,V3,M2} I { ! alpha4( X, Y, Z ), in( 
% 6.52/6.90    set_union2( Y, Z ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol1( X )
% 6.52/6.90     Z := skol15( X )
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (544) {G1,W8,D3,L2,V1,M2} R(63,9) { ! alpha4( X, skol1( X ), 
% 6.52/6.90    skol15( X ) ), cup_closed( X ) }.
% 6.52/6.90  parent0: (41028) {G1,W8,D3,L2,V1,M2}  { cup_closed( X ), ! alpha4( X, skol1
% 6.52/6.90    ( X ), skol15( X ) ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 1
% 6.52/6.90     1 ==> 0
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41029) {G1,W8,D3,L2,V1,M2}  { diff_closed( X ), ! alpha4( X, 
% 6.52/6.90    skol2( X ), skol16( X ) ) }.
% 6.52/6.90  parent0[0]: (15) {G0,W9,D4,L2,V1,M2} I { ! in( set_difference( skol2( X ), 
% 6.52/6.90    skol16( X ) ), X ), diff_closed( X ) }.
% 6.52/6.90  parent1[1]: (64) {G0,W9,D3,L2,V3,M2} I { ! alpha4( X, Y, Z ), in( 
% 6.52/6.90    set_difference( Y, Z ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol2( X )
% 6.52/6.90     Z := skol16( X )
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (575) {G1,W8,D3,L2,V1,M2} R(64,15) { ! alpha4( X, skol2( X ), 
% 6.52/6.90    skol16( X ) ), diff_closed( X ) }.
% 6.52/6.90  parent0: (41029) {G1,W8,D3,L2,V1,M2}  { diff_closed( X ), ! alpha4( X, 
% 6.52/6.90    skol2( X ), skol16( X ) ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 1
% 6.52/6.90     1 ==> 0
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41030) {G1,W16,D4,L3,V1,M3}  { ! alpha5( X ), ! in( set_union2
% 6.52/6.90    ( skol14( X ), skol17( X ) ), X ), ! in( set_difference( skol14( X ), 
% 6.52/6.90    skol17( X ) ), X ) }.
% 6.52/6.90  parent0[1]: (61) {G0,W8,D3,L2,V1,M2} I { ! alpha5( X ), ! alpha4( X, skol14
% 6.52/6.90    ( X ), skol17( X ) ) }.
% 6.52/6.90  parent1[2]: (65) {G0,W14,D3,L3,V3,M3} I { ! in( set_union2( Y, Z ), X ), ! 
% 6.52/6.90    in( set_difference( Y, Z ), X ), alpha4( X, Y, Z ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol14( X )
% 6.52/6.90     Z := skol17( X )
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (589) {G1,W16,D4,L3,V1,M3} R(65,61) { ! in( set_union2( skol14
% 6.52/6.90    ( X ), skol17( X ) ), X ), ! in( set_difference( skol14( X ), skol17( X )
% 6.52/6.90     ), X ), ! alpha5( X ) }.
% 6.52/6.90  parent0: (41030) {G1,W16,D4,L3,V1,M3}  { ! alpha5( X ), ! in( set_union2( 
% 6.52/6.90    skol14( X ), skol17( X ) ), X ), ! in( set_difference( skol14( X ), 
% 6.52/6.90    skol17( X ) ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 2
% 6.52/6.90     1 ==> 0
% 6.52/6.90     2 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41031) {G1,W6,D3,L2,V1,M2}  { in( skol14( X ), X ), ! alpha5( 
% 6.52/6.90    X ) }.
% 6.52/6.90  parent0[0]: (66) {G0,W7,D2,L2,V3,M2} I { ! alpha3( X, Y, Z ), in( Y, X )
% 6.52/6.90     }.
% 6.52/6.90  parent1[1]: (60) {G0,W8,D3,L2,V1,M2} I { ! alpha5( X ), alpha3( X, skol14( 
% 6.52/6.90    X ), skol17( X ) ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol14( X )
% 6.52/6.90     Z := skol17( X )
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (621) {G1,W6,D3,L2,V1,M2} R(66,60) { in( skol14( X ), X ), ! 
% 6.52/6.90    alpha5( X ) }.
% 6.52/6.90  parent0: (41031) {G1,W6,D3,L2,V1,M2}  { in( skol14( X ), X ), ! alpha5( X )
% 6.52/6.90     }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41032) {G1,W6,D3,L2,V1,M2}  { in( skol17( X ), X ), ! alpha5( 
% 6.52/6.90    X ) }.
% 6.52/6.90  parent0[0]: (67) {G0,W7,D2,L2,V3,M2} I { ! alpha3( X, Y, Z ), in( Z, X )
% 6.52/6.90     }.
% 6.52/6.90  parent1[1]: (60) {G0,W8,D3,L2,V1,M2} I { ! alpha5( X ), alpha3( X, skol14( 
% 6.52/6.90    X ), skol17( X ) ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol14( X )
% 6.52/6.90     Z := skol17( X )
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (642) {G1,W6,D3,L2,V1,M2} R(67,60) { in( skol17( X ), X ), ! 
% 6.52/6.90    alpha5( X ) }.
% 6.52/6.90  parent0: (41032) {G1,W6,D3,L2,V1,M2}  { in( skol17( X ), X ), ! alpha5( X )
% 6.52/6.90     }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41033) {G1,W12,D2,L4,V2,M4}  { alpha5( skol13 ), alpha4( 
% 6.52/6.90    skol13, X, Y ), ! in( X, skol13 ), ! in( Y, skol13 ) }.
% 6.52/6.90  parent0[1]: (57) {G0,W10,D2,L3,V2,M3} I { alpha5( skol13 ), ! alpha3( 
% 6.52/6.90    skol13, X, Y ), alpha4( skol13, X, Y ) }.
% 6.52/6.90  parent1[2]: (68) {G0,W10,D2,L3,V3,M3} I { ! in( Y, X ), ! in( Z, X ), 
% 6.52/6.90    alpha3( X, Y, Z ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol13
% 6.52/6.90     Y := X
% 6.52/6.90     Z := Y
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (670) {G1,W12,D2,L4,V2,M4} R(68,57) { ! in( X, skol13 ), ! in
% 6.52/6.90    ( Y, skol13 ), alpha5( skol13 ), alpha4( skol13, X, Y ) }.
% 6.52/6.90  parent0: (41033) {G1,W12,D2,L4,V2,M4}  { alpha5( skol13 ), alpha4( skol13, 
% 6.52/6.90    X, Y ), ! in( X, skol13 ), ! in( Y, skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 2
% 6.52/6.90     1 ==> 3
% 6.52/6.90     2 ==> 0
% 6.52/6.90     3 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41036) {G2,W13,D4,L4,V2,M4}  { ! in( X, Y ), ! cup_closed( Y )
% 6.52/6.90    , in( set_union2( X, skol17( Y ) ), Y ), ! alpha5( Y ) }.
% 6.52/6.90  parent0[1]: (163) {G1,W13,D3,L4,V3,M4} R(12,7) { ! in( X, Y ), ! in( Z, Y )
% 6.52/6.90    , ! cup_closed( Y ), in( set_union2( X, Z ), Y ) }.
% 6.52/6.90  parent1[0]: (642) {G1,W6,D3,L2,V1,M2} R(67,60) { in( skol17( X ), X ), ! 
% 6.52/6.90    alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90     Z := skol17( Y )
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := Y
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41039) {G2,W13,D4,L4,V2,M4}  { ! in( X, Y ), in( set_union2( X
% 6.52/6.90    , skol17( Y ) ), Y ), ! alpha5( Y ), ! alpha5( Y ) }.
% 6.52/6.90  parent0[1]: (41036) {G2,W13,D4,L4,V2,M4}  { ! in( X, Y ), ! cup_closed( Y )
% 6.52/6.90    , in( set_union2( X, skol17( Y ) ), Y ), ! alpha5( Y ) }.
% 6.52/6.90  parent1[1]: (96) {G1,W4,D2,L2,V1,M2} R(59,2) { ! alpha5( X ), cup_closed( X
% 6.52/6.90     ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := Y
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41040) {G2,W11,D4,L3,V2,M3}  { ! in( X, Y ), in( set_union2( X, 
% 6.52/6.90    skol17( Y ) ), Y ), ! alpha5( Y ) }.
% 6.52/6.90  parent0[2, 3]: (41039) {G2,W13,D4,L4,V2,M4}  { ! in( X, Y ), in( set_union2
% 6.52/6.90    ( X, skol17( Y ) ), Y ), ! alpha5( Y ), ! alpha5( Y ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90     Y := Y
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (5199) {G2,W11,D4,L3,V2,M3} R(642,163);r(96) { ! alpha5( X ), 
% 6.52/6.90    ! in( Y, X ), in( set_union2( Y, skol17( X ) ), X ) }.
% 6.52/6.90  parent0: (41040) {G2,W11,D4,L3,V2,M3}  { ! in( X, Y ), in( set_union2( X, 
% 6.52/6.90    skol17( Y ) ), Y ), ! alpha5( Y ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := Y
% 6.52/6.90     Y := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 1
% 6.52/6.90     1 ==> 2
% 6.52/6.90     2 ==> 0
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41041) {G2,W19,D4,L5,V1,M5}  { ! in( set_union2( skol14( X ), 
% 6.52/6.90    skol17( X ) ), X ), ! alpha5( X ), ! in( skol14( X ), X ), ! in( skol17( 
% 6.52/6.90    X ), X ), ! diff_closed( X ) }.
% 6.52/6.90  parent0[1]: (589) {G1,W16,D4,L3,V1,M3} R(65,61) { ! in( set_union2( skol14
% 6.52/6.90    ( X ), skol17( X ) ), X ), ! in( set_difference( skol14( X ), skol17( X )
% 6.52/6.90     ), X ), ! alpha5( X ) }.
% 6.52/6.90  parent1[3]: (231) {G1,W13,D3,L4,V3,M4} R(18,13) { ! in( X, Y ), ! in( Z, Y
% 6.52/6.90     ), ! diff_closed( Y ), in( set_difference( X, Z ), Y ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol14( X )
% 6.52/6.90     Y := X
% 6.52/6.90     Z := skol17( X )
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41042) {G3,W18,D3,L6,V1,M6}  { ! alpha5( X ), ! in( skol14( X
% 6.52/6.90     ), X ), ! in( skol17( X ), X ), ! diff_closed( X ), ! alpha5( X ), ! in
% 6.52/6.90    ( skol14( X ), X ) }.
% 6.52/6.90  parent0[0]: (41041) {G2,W19,D4,L5,V1,M5}  { ! in( set_union2( skol14( X ), 
% 6.52/6.90    skol17( X ) ), X ), ! alpha5( X ), ! in( skol14( X ), X ), ! in( skol17( 
% 6.52/6.90    X ), X ), ! diff_closed( X ) }.
% 6.52/6.90  parent1[2]: (5199) {G2,W11,D4,L3,V2,M3} R(642,163);r(96) { ! alpha5( X ), !
% 6.52/6.90     in( Y, X ), in( set_union2( Y, skol17( X ) ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90     Y := skol14( X )
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41044) {G3,W14,D3,L5,V1,M5}  { ! alpha5( X ), ! in( skol14( X ), X
% 6.52/6.90     ), ! in( skol17( X ), X ), ! diff_closed( X ), ! alpha5( X ) }.
% 6.52/6.90  parent0[1, 5]: (41042) {G3,W18,D3,L6,V1,M6}  { ! alpha5( X ), ! in( skol14
% 6.52/6.90    ( X ), X ), ! in( skol17( X ), X ), ! diff_closed( X ), ! alpha5( X ), ! 
% 6.52/6.90    in( skol14( X ), X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41045) {G3,W12,D3,L4,V1,M4}  { ! alpha5( X ), ! in( skol14( X ), X
% 6.52/6.90     ), ! in( skol17( X ), X ), ! diff_closed( X ) }.
% 6.52/6.90  parent0[0, 4]: (41044) {G3,W14,D3,L5,V1,M5}  { ! alpha5( X ), ! in( skol14
% 6.52/6.90    ( X ), X ), ! in( skol17( X ), X ), ! diff_closed( X ), ! alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (31532) {G3,W12,D3,L4,V1,M4} R(589,231);r(5199) { ! alpha5( X
% 6.52/6.90     ), ! in( skol14( X ), X ), ! in( skol17( X ), X ), ! diff_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  parent0: (41045) {G3,W12,D3,L4,V1,M4}  { ! alpha5( X ), ! in( skol14( X ), 
% 6.52/6.90    X ), ! in( skol17( X ), X ), ! diff_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90     1 ==> 1
% 6.52/6.90     2 ==> 2
% 6.52/6.90     3 ==> 3
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41046) {G2,W12,D3,L4,V0,M4}  { diff_closed( skol13 ), ! in( 
% 6.52/6.90    skol2( skol13 ), skol13 ), ! in( skol16( skol13 ), skol13 ), alpha5( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  parent0[0]: (575) {G1,W8,D3,L2,V1,M2} R(64,15) { ! alpha4( X, skol2( X ), 
% 6.52/6.90    skol16( X ) ), diff_closed( X ) }.
% 6.52/6.90  parent1[3]: (670) {G1,W12,D2,L4,V2,M4} R(68,57) { ! in( X, skol13 ), ! in( 
% 6.52/6.90    Y, skol13 ), alpha5( skol13 ), alpha4( skol13, X, Y ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol2( skol13 )
% 6.52/6.90     Y := skol16( skol13 )
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41047) {G2,W10,D3,L4,V0,M4}  { diff_closed( skol13 ), ! in( 
% 6.52/6.90    skol16( skol13 ), skol13 ), alpha5( skol13 ), diff_closed( skol13 ) }.
% 6.52/6.90  parent0[1]: (41046) {G2,W12,D3,L4,V0,M4}  { diff_closed( skol13 ), ! in( 
% 6.52/6.90    skol2( skol13 ), skol13 ), ! in( skol16( skol13 ), skol13 ), alpha5( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  parent1[0]: (204) {G1,W6,D3,L2,V1,M2} R(16,14) { in( skol2( X ), X ), 
% 6.52/6.90    diff_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41048) {G2,W8,D3,L3,V0,M3}  { diff_closed( skol13 ), ! in( skol16
% 6.52/6.90    ( skol13 ), skol13 ), alpha5( skol13 ) }.
% 6.52/6.90  parent0[0, 3]: (41047) {G2,W10,D3,L4,V0,M4}  { diff_closed( skol13 ), ! in
% 6.52/6.90    ( skol16( skol13 ), skol13 ), alpha5( skol13 ), diff_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (39528) {G2,W8,D3,L3,V0,M3} R(670,575);r(204) { ! in( skol16( 
% 6.52/6.90    skol13 ), skol13 ), alpha5( skol13 ), diff_closed( skol13 ) }.
% 6.52/6.90  parent0: (41048) {G2,W8,D3,L3,V0,M3}  { diff_closed( skol13 ), ! in( skol16
% 6.52/6.90    ( skol13 ), skol13 ), alpha5( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 2
% 6.52/6.90     1 ==> 0
% 6.52/6.90     2 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41049) {G2,W12,D3,L4,V0,M4}  { cup_closed( skol13 ), ! in( 
% 6.52/6.90    skol1( skol13 ), skol13 ), ! in( skol15( skol13 ), skol13 ), alpha5( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  parent0[0]: (544) {G1,W8,D3,L2,V1,M2} R(63,9) { ! alpha4( X, skol1( X ), 
% 6.52/6.90    skol15( X ) ), cup_closed( X ) }.
% 6.52/6.90  parent1[3]: (670) {G1,W12,D2,L4,V2,M4} R(68,57) { ! in( X, skol13 ), ! in( 
% 6.52/6.90    Y, skol13 ), alpha5( skol13 ), alpha4( skol13, X, Y ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol1( skol13 )
% 6.52/6.90     Y := skol15( skol13 )
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41050) {G2,W10,D3,L4,V0,M4}  { cup_closed( skol13 ), ! in( 
% 6.52/6.90    skol15( skol13 ), skol13 ), alpha5( skol13 ), cup_closed( skol13 ) }.
% 6.52/6.90  parent0[1]: (41049) {G2,W12,D3,L4,V0,M4}  { cup_closed( skol13 ), ! in( 
% 6.52/6.90    skol1( skol13 ), skol13 ), ! in( skol15( skol13 ), skol13 ), alpha5( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  parent1[0]: (144) {G1,W6,D3,L2,V1,M2} R(10,8) { in( skol1( X ), X ), 
% 6.52/6.90    cup_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41051) {G2,W8,D3,L3,V0,M3}  { cup_closed( skol13 ), ! in( skol15( 
% 6.52/6.90    skol13 ), skol13 ), alpha5( skol13 ) }.
% 6.52/6.90  parent0[0, 3]: (41050) {G2,W10,D3,L4,V0,M4}  { cup_closed( skol13 ), ! in( 
% 6.52/6.90    skol15( skol13 ), skol13 ), alpha5( skol13 ), cup_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (39537) {G2,W8,D3,L3,V0,M3} R(670,544);r(144) { ! in( skol15( 
% 6.52/6.90    skol13 ), skol13 ), alpha5( skol13 ), cup_closed( skol13 ) }.
% 6.52/6.90  parent0: (41051) {G2,W8,D3,L3,V0,M3}  { cup_closed( skol13 ), ! in( skol15
% 6.52/6.90    ( skol13 ), skol13 ), alpha5( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 2
% 6.52/6.90     1 ==> 0
% 6.52/6.90     2 ==> 1
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41052) {G2,W6,D2,L3,V0,M3}  { alpha5( skol13 ), diff_closed( 
% 6.52/6.90    skol13 ), diff_closed( skol13 ) }.
% 6.52/6.90  parent0[0]: (39528) {G2,W8,D3,L3,V0,M3} R(670,575);r(204) { ! in( skol16( 
% 6.52/6.90    skol13 ), skol13 ), alpha5( skol13 ), diff_closed( skol13 ) }.
% 6.52/6.90  parent1[0]: (218) {G1,W6,D3,L2,V1,M2} R(17,14) { in( skol16( X ), X ), 
% 6.52/6.90    diff_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41053) {G2,W4,D2,L2,V0,M2}  { alpha5( skol13 ), diff_closed( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  parent0[1, 2]: (41052) {G2,W6,D2,L3,V0,M3}  { alpha5( skol13 ), diff_closed
% 6.52/6.90    ( skol13 ), diff_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41054) {G2,W4,D2,L2,V0,M2}  { diff_closed( skol13 ), 
% 6.52/6.90    diff_closed( skol13 ) }.
% 6.52/6.90  parent0[0]: (95) {G1,W4,D2,L2,V1,M2} R(59,3) { ! alpha5( X ), diff_closed( 
% 6.52/6.90    X ) }.
% 6.52/6.90  parent1[0]: (41053) {G2,W4,D2,L2,V0,M2}  { alpha5( skol13 ), diff_closed( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41055) {G2,W2,D2,L1,V0,M1}  { diff_closed( skol13 ) }.
% 6.52/6.90  parent0[0, 1]: (41054) {G2,W4,D2,L2,V0,M2}  { diff_closed( skol13 ), 
% 6.52/6.90    diff_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (40031) {G3,W2,D2,L1,V0,M1} S(39528);r(218);r(95) { 
% 6.52/6.90    diff_closed( skol13 ) }.
% 6.52/6.90  parent0: (41055) {G2,W2,D2,L1,V0,M1}  { diff_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41056) {G2,W6,D2,L3,V0,M3}  { alpha5( skol13 ), cup_closed( 
% 6.52/6.90    skol13 ), cup_closed( skol13 ) }.
% 6.52/6.90  parent0[0]: (39537) {G2,W8,D3,L3,V0,M3} R(670,544);r(144) { ! in( skol15( 
% 6.52/6.90    skol13 ), skol13 ), alpha5( skol13 ), cup_closed( skol13 ) }.
% 6.52/6.90  parent1[0]: (154) {G1,W6,D3,L2,V1,M2} R(11,8) { in( skol15( X ), X ), 
% 6.52/6.90    cup_closed( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41057) {G2,W4,D2,L2,V0,M2}  { alpha5( skol13 ), cup_closed( skol13
% 6.52/6.90     ) }.
% 6.52/6.90  parent0[1, 2]: (41056) {G2,W6,D2,L3,V0,M3}  { alpha5( skol13 ), cup_closed
% 6.52/6.90    ( skol13 ), cup_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41058) {G2,W4,D2,L2,V0,M2}  { cup_closed( skol13 ), cup_closed
% 6.52/6.90    ( skol13 ) }.
% 6.52/6.90  parent0[0]: (96) {G1,W4,D2,L2,V1,M2} R(59,2) { ! alpha5( X ), cup_closed( X
% 6.52/6.90     ) }.
% 6.52/6.90  parent1[0]: (41057) {G2,W4,D2,L2,V0,M2}  { alpha5( skol13 ), cup_closed( 
% 6.52/6.90    skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41059) {G2,W2,D2,L1,V0,M1}  { cup_closed( skol13 ) }.
% 6.52/6.90  parent0[0, 1]: (41058) {G2,W4,D2,L2,V0,M2}  { cup_closed( skol13 ), 
% 6.52/6.90    cup_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (40032) {G3,W2,D2,L1,V0,M1} S(39537);r(154);r(96) { cup_closed
% 6.52/6.90    ( skol13 ) }.
% 6.52/6.90  parent0: (41059) {G2,W2,D2,L1,V0,M1}  { cup_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41060) {G2,W10,D3,L4,V1,M4}  { ! alpha5( X ), ! in( skol17( X
% 6.52/6.90     ), X ), ! diff_closed( X ), ! alpha5( X ) }.
% 6.52/6.90  parent0[1]: (31532) {G3,W12,D3,L4,V1,M4} R(589,231);r(5199) { ! alpha5( X )
% 6.52/6.90    , ! in( skol14( X ), X ), ! in( skol17( X ), X ), ! diff_closed( X ) }.
% 6.52/6.90  parent1[0]: (621) {G1,W6,D3,L2,V1,M2} R(66,60) { in( skol14( X ), X ), ! 
% 6.52/6.90    alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41061) {G2,W8,D3,L3,V1,M3}  { ! alpha5( X ), ! in( skol17( X ), X
% 6.52/6.90     ), ! diff_closed( X ) }.
% 6.52/6.90  parent0[0, 3]: (41060) {G2,W10,D3,L4,V1,M4}  { ! alpha5( X ), ! in( skol17
% 6.52/6.90    ( X ), X ), ! diff_closed( X ), ! alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41062) {G2,W6,D2,L3,V1,M3}  { ! alpha5( X ), ! diff_closed( X
% 6.52/6.90     ), ! alpha5( X ) }.
% 6.52/6.90  parent0[1]: (41061) {G2,W8,D3,L3,V1,M3}  { ! alpha5( X ), ! in( skol17( X )
% 6.52/6.90    , X ), ! diff_closed( X ) }.
% 6.52/6.90  parent1[0]: (642) {G1,W6,D3,L2,V1,M2} R(67,60) { in( skol17( X ), X ), ! 
% 6.52/6.90    alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41063) {G2,W4,D2,L2,V1,M2}  { ! alpha5( X ), ! diff_closed( X )
% 6.52/6.90     }.
% 6.52/6.90  parent0[0, 2]: (41062) {G2,W6,D2,L3,V1,M3}  { ! alpha5( X ), ! diff_closed
% 6.52/6.90    ( X ), ! alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41064) {G2,W4,D2,L2,V1,M2}  { ! alpha5( X ), ! alpha5( X ) }.
% 6.52/6.90  parent0[1]: (41063) {G2,W4,D2,L2,V1,M2}  { ! alpha5( X ), ! diff_closed( X
% 6.52/6.90     ) }.
% 6.52/6.90  parent1[1]: (95) {G1,W4,D2,L2,V1,M2} R(59,3) { ! alpha5( X ), diff_closed( 
% 6.52/6.90    X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  factor: (41065) {G2,W2,D2,L1,V1,M1}  { ! alpha5( X ) }.
% 6.52/6.90  parent0[0, 1]: (41064) {G2,W4,D2,L2,V1,M2}  { ! alpha5( X ), ! alpha5( X )
% 6.52/6.90     }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (40200) {G4,W2,D2,L1,V1,M1} S(31532);r(621);r(642);r(95) { ! 
% 6.52/6.90    alpha5( X ) }.
% 6.52/6.90  parent0: (41065) {G2,W2,D2,L1,V1,M1}  { ! alpha5( X ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := X
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90     0 ==> 0
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41066) {G2,W4,D2,L2,V0,M2}  { ! cup_closed( skol13 ), ! 
% 6.52/6.90    diff_closed( skol13 ) }.
% 6.52/6.90  parent0[0]: (40200) {G4,W2,D2,L1,V1,M1} S(31532);r(621);r(642);r(95) { ! 
% 6.52/6.90    alpha5( X ) }.
% 6.52/6.90  parent1[0]: (97) {G1,W6,D2,L3,V0,M3} R(58,5) { alpha5( skol13 ), ! 
% 6.52/6.90    cup_closed( skol13 ), ! diff_closed( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90     X := skol13
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41067) {G3,W2,D2,L1,V0,M1}  { ! diff_closed( skol13 ) }.
% 6.52/6.90  parent0[0]: (41066) {G2,W4,D2,L2,V0,M2}  { ! cup_closed( skol13 ), ! 
% 6.52/6.90    diff_closed( skol13 ) }.
% 6.52/6.90  parent1[0]: (40032) {G3,W2,D2,L1,V0,M1} S(39537);r(154);r(96) { cup_closed
% 6.52/6.90    ( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  resolution: (41068) {G4,W0,D0,L0,V0,M0}  {  }.
% 6.52/6.90  parent0[0]: (41067) {G3,W2,D2,L1,V0,M1}  { ! diff_closed( skol13 ) }.
% 6.52/6.90  parent1[0]: (40031) {G3,W2,D2,L1,V0,M1} S(39528);r(218);r(95) { diff_closed
% 6.52/6.90    ( skol13 ) }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  substitution1:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  subsumption: (40848) {G5,W0,D0,L0,V0,M0} S(97);r(40200);r(40032);r(40031)
% 6.52/6.90     {  }.
% 6.52/6.90  parent0: (41068) {G4,W0,D0,L0,V0,M0}  {  }.
% 6.52/6.90  substitution0:
% 6.52/6.90  end
% 6.52/6.90  permutation0:
% 6.52/6.90  end
% 6.52/6.90  
% 6.52/6.90  Proof check complete!
% 6.52/6.90  
% 6.52/6.90  Memory use:
% 6.52/6.90  
% 6.52/6.90  space for terms:        517711
% 6.52/6.90  space for clauses:      1907213
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  clauses generated:      145344
% 6.52/6.90  clauses kept:           40849
% 6.52/6.90  clauses selected:       2193
% 6.52/6.90  clauses deleted:        4171
% 6.52/6.90  clauses inuse deleted:  176
% 6.52/6.90  
% 6.52/6.90  subsentry:          1298844
% 6.52/6.90  literals s-matched: 810967
% 6.52/6.90  literals matched:   717423
% 6.52/6.90  full subsumption:   73508
% 6.52/6.90  
% 6.52/6.90  checksum:           -340028486
% 6.52/6.90  
% 6.52/6.90  
% 6.52/6.90  Bliksem ended
%------------------------------------------------------------------------------