TSTP Solution File: SET640+3 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET640+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n027.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 22:51:04 EDT 2022

% Result   : Theorem 2.44s 2.81s
% Output   : Refutation 2.44s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : SET640+3 : TPTP v8.1.0. Released v2.2.0.
% 0.08/0.14  % Command  : bliksem %s
% 0.14/0.35  % Computer : n027.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 Jul 10 00:44:47 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.49/1.14  *** allocated 10000 integers for termspace/termends
% 0.49/1.14  *** allocated 10000 integers for clauses
% 0.49/1.14  *** allocated 10000 integers for justifications
% 0.49/1.14  Bliksem 1.12
% 0.49/1.14  
% 0.49/1.14  
% 0.49/1.14  Automatic Strategy Selection
% 0.49/1.14  
% 0.49/1.14  
% 0.49/1.14  Clauses:
% 0.49/1.14  
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Z, 
% 0.49/1.14    set_type ), ! subset( X, Y ), ! subset( Y, Z ), subset( X, Z ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Z, 
% 0.49/1.14    set_type ), ! member( Z, cross_product( X, Y ) ), ilf_type( skol1( T, U, 
% 0.49/1.14    W ), set_type ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Z, 
% 0.49/1.14    set_type ), ! member( Z, cross_product( X, Y ) ), alpha1( X, Y, Z, skol1
% 0.49/1.14    ( X, Y, Z ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Z, 
% 0.49/1.14    set_type ), ! ilf_type( T, set_type ), ! alpha1( X, Y, Z, T ), member( Z
% 0.49/1.14    , cross_product( X, Y ) ) }.
% 0.49/1.14  { ! alpha1( X, Y, Z, T ), ilf_type( skol2( U, W, V0, V1 ), set_type ) }.
% 0.49/1.14  { ! alpha1( X, Y, Z, T ), alpha8( X, Y, Z, T, skol2( X, Y, Z, T ) ) }.
% 0.49/1.14  { ! ilf_type( U, set_type ), ! alpha8( X, Y, Z, T, U ), alpha1( X, Y, Z, T
% 0.49/1.14     ) }.
% 0.49/1.14  { ! alpha8( X, Y, Z, T, U ), member( T, X ) }.
% 0.49/1.14  { ! alpha8( X, Y, Z, T, U ), alpha5( Y, Z, T, U ) }.
% 0.49/1.14  { ! member( T, X ), ! alpha5( Y, Z, T, U ), alpha8( X, Y, Z, T, U ) }.
% 0.49/1.14  { ! alpha5( X, Y, Z, T ), member( T, X ) }.
% 0.49/1.14  { ! alpha5( X, Y, Z, T ), Y = ordered_pair( Z, T ) }.
% 0.49/1.14  { ! member( T, X ), ! Y = ordered_pair( Z, T ), alpha5( X, Y, Z, T ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ilf_type( 
% 0.49/1.14    cross_product( X, Y ), set_type ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Z, 
% 0.49/1.14    subset_type( cross_product( X, Y ) ) ), ilf_type( Z, relation_type( X, Y
% 0.49/1.14     ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Z, 
% 0.49/1.14    relation_type( X, Y ) ), ilf_type( Z, subset_type( cross_product( X, Y )
% 0.49/1.14     ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ilf_type( skol3( X
% 0.49/1.14    , Y ), relation_type( Y, X ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! subset( X, Y ), !
% 0.49/1.14     ilf_type( Z, set_type ), alpha2( X, Y, Z ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ilf_type( skol4( Z
% 0.49/1.14    , T ), set_type ), subset( X, Y ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! alpha2( X, Y, 
% 0.49/1.14    skol4( X, Y ) ), subset( X, Y ) }.
% 0.49/1.14  { ! alpha2( X, Y, Z ), ! member( Z, X ), member( Z, Y ) }.
% 0.49/1.14  { member( Z, X ), alpha2( X, Y, Z ) }.
% 0.49/1.14  { ! member( Z, Y ), alpha2( X, Y, Z ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ilf_type( 
% 0.49/1.14    ordered_pair( X, Y ), set_type ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Y, 
% 0.49/1.14    subset_type( X ) ), ilf_type( Y, member_type( power_set( X ) ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Y, 
% 0.49/1.14    member_type( power_set( X ) ) ), ilf_type( Y, subset_type( X ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ilf_type( skol5( X ), subset_type( X ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), subset( X, X ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! member( X, 
% 0.49/1.14    power_set( Y ) ), ! ilf_type( Z, set_type ), alpha3( X, Y, Z ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ilf_type( skol6( Z
% 0.49/1.14    , T ), set_type ), member( X, power_set( Y ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! alpha3( X, Y, 
% 0.49/1.14    skol6( X, Y ) ), member( X, power_set( Y ) ) }.
% 0.49/1.14  { ! alpha3( X, Y, Z ), ! member( Z, X ), member( Z, Y ) }.
% 0.49/1.14  { member( Z, X ), alpha3( X, Y, Z ) }.
% 0.49/1.14  { ! member( Z, Y ), alpha3( X, Y, Z ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! empty( power_set( X ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ilf_type( power_set( X ), set_type ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), empty( Y ), ! ilf_type( Y, set_type ), ! 
% 0.49/1.14    ilf_type( X, member_type( Y ) ), member( X, Y ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), empty( Y ), ! ilf_type( Y, set_type ), ! 
% 0.49/1.14    member( X, Y ), ilf_type( X, member_type( Y ) ) }.
% 0.49/1.14  { empty( X ), ! ilf_type( X, set_type ), ilf_type( skol7( X ), member_type
% 0.49/1.14    ( X ) ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ! empty( X ), ! ilf_type( Y, set_type ), ! 
% 0.49/1.14    member( Y, X ) }.
% 0.49/1.14  { ! ilf_type( X, set_type ), ilf_type( skol8( Y ), set_type ), empty( X ) }
% 2.44/2.81    .
% 2.44/2.81  { ! ilf_type( X, set_type ), member( skol8( X ), X ), empty( X ) }.
% 2.44/2.81  { ! ilf_type( X, set_type ), ! relation_like( X ), ! ilf_type( Y, set_type
% 2.44/2.81     ), alpha6( X, Y ) }.
% 2.44/2.81  { ! ilf_type( X, set_type ), ilf_type( skol9( Y ), set_type ), 
% 2.44/2.81    relation_like( X ) }.
% 2.44/2.81  { ! ilf_type( X, set_type ), ! alpha6( X, skol9( X ) ), relation_like( X )
% 2.44/2.81     }.
% 2.44/2.81  { ! alpha6( X, Y ), ! member( Y, X ), alpha4( Y ) }.
% 2.44/2.81  { member( Y, X ), alpha6( X, Y ) }.
% 2.44/2.81  { ! alpha4( Y ), alpha6( X, Y ) }.
% 2.44/2.81  { ! alpha4( X ), ilf_type( skol10( Y ), set_type ) }.
% 2.44/2.81  { ! alpha4( X ), alpha7( X, skol10( X ) ) }.
% 2.44/2.81  { ! ilf_type( Y, set_type ), ! alpha7( X, Y ), alpha4( X ) }.
% 2.44/2.81  { ! alpha7( X, Y ), ilf_type( skol11( Z, T ), set_type ) }.
% 2.44/2.81  { ! alpha7( X, Y ), X = ordered_pair( Y, skol11( X, Y ) ) }.
% 2.44/2.81  { ! ilf_type( Z, set_type ), ! X = ordered_pair( Y, Z ), alpha7( X, Y ) }.
% 2.44/2.81  { ! empty( X ), ! ilf_type( X, set_type ), relation_like( X ) }.
% 2.44/2.81  { ! ilf_type( X, set_type ), ! ilf_type( Y, set_type ), ! ilf_type( Z, 
% 2.44/2.81    subset_type( cross_product( X, Y ) ) ), relation_like( Z ) }.
% 2.44/2.81  { ilf_type( X, set_type ) }.
% 2.44/2.81  { ilf_type( skol12, set_type ) }.
% 2.44/2.81  { ilf_type( skol13, set_type ) }.
% 2.44/2.81  { ilf_type( skol14, set_type ) }.
% 2.44/2.81  { ilf_type( skol15, relation_type( skol13, skol14 ) ) }.
% 2.44/2.81  { subset( skol12, skol15 ) }.
% 2.44/2.81  { ! subset( skol12, cross_product( skol13, skol14 ) ) }.
% 2.44/2.81  
% 2.44/2.81  percentage equality = 0.021739, percentage horn = 0.825397
% 2.44/2.81  This is a problem with some equality
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Options Used:
% 2.44/2.81  
% 2.44/2.81  useres =            1
% 2.44/2.81  useparamod =        1
% 2.44/2.81  useeqrefl =         1
% 2.44/2.81  useeqfact =         1
% 2.44/2.81  usefactor =         1
% 2.44/2.81  usesimpsplitting =  0
% 2.44/2.81  usesimpdemod =      5
% 2.44/2.81  usesimpres =        3
% 2.44/2.81  
% 2.44/2.81  resimpinuse      =  1000
% 2.44/2.81  resimpclauses =     20000
% 2.44/2.81  substype =          eqrewr
% 2.44/2.81  backwardsubs =      1
% 2.44/2.81  selectoldest =      5
% 2.44/2.81  
% 2.44/2.81  litorderings [0] =  split
% 2.44/2.81  litorderings [1] =  extend the termordering, first sorting on arguments
% 2.44/2.81  
% 2.44/2.81  termordering =      kbo
% 2.44/2.81  
% 2.44/2.81  litapriori =        0
% 2.44/2.81  termapriori =       1
% 2.44/2.81  litaposteriori =    0
% 2.44/2.81  termaposteriori =   0
% 2.44/2.81  demodaposteriori =  0
% 2.44/2.81  ordereqreflfact =   0
% 2.44/2.81  
% 2.44/2.81  litselect =         negord
% 2.44/2.81  
% 2.44/2.81  maxweight =         15
% 2.44/2.81  maxdepth =          30000
% 2.44/2.81  maxlength =         115
% 2.44/2.81  maxnrvars =         195
% 2.44/2.81  excuselevel =       1
% 2.44/2.81  increasemaxweight = 1
% 2.44/2.81  
% 2.44/2.81  maxselected =       10000000
% 2.44/2.81  maxnrclauses =      10000000
% 2.44/2.81  
% 2.44/2.81  showgenerated =    0
% 2.44/2.81  showkept =         0
% 2.44/2.81  showselected =     0
% 2.44/2.81  showdeleted =      0
% 2.44/2.81  showresimp =       1
% 2.44/2.81  showstatus =       2000
% 2.44/2.81  
% 2.44/2.81  prologoutput =     0
% 2.44/2.81  nrgoals =          5000000
% 2.44/2.81  totalproof =       1
% 2.44/2.81  
% 2.44/2.81  Symbols occurring in the translation:
% 2.44/2.81  
% 2.44/2.81  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 2.44/2.81  .  [1, 2]      (w:1, o:32, a:1, s:1, b:0), 
% 2.44/2.81  !  [4, 1]      (w:0, o:16, a:1, s:1, b:0), 
% 2.44/2.81  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 2.44/2.81  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 2.44/2.81  set_type  [36, 0]      (w:1, o:7, a:1, s:1, b:0), 
% 2.44/2.81  ilf_type  [37, 2]      (w:1, o:56, a:1, s:1, b:0), 
% 2.44/2.81  subset  [40, 2]      (w:1, o:58, a:1, s:1, b:0), 
% 2.44/2.81  cross_product  [41, 2]      (w:1, o:59, a:1, s:1, b:0), 
% 2.44/2.81  member  [42, 2]      (w:1, o:60, a:1, s:1, b:0), 
% 2.44/2.81  ordered_pair  [45, 2]      (w:1, o:61, a:1, s:1, b:0), 
% 2.44/2.81  subset_type  [46, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 2.44/2.81  relation_type  [47, 2]      (w:1, o:57, a:1, s:1, b:0), 
% 2.44/2.81  power_set  [48, 1]      (w:1, o:23, a:1, s:1, b:0), 
% 2.44/2.81  member_type  [49, 1]      (w:1, o:24, a:1, s:1, b:0), 
% 2.44/2.81  empty  [50, 1]      (w:1, o:25, a:1, s:1, b:0), 
% 2.44/2.81  relation_like  [51, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 2.44/2.81  alpha1  [52, 4]      (w:1, o:71, a:1, s:1, b:1), 
% 2.44/2.81  alpha2  [53, 3]      (w:1, o:68, a:1, s:1, b:1), 
% 2.44/2.81  alpha3  [54, 3]      (w:1, o:69, a:1, s:1, b:1), 
% 2.44/2.81  alpha4  [55, 1]      (w:1, o:26, a:1, s:1, b:1), 
% 2.44/2.81  alpha5  [56, 4]      (w:1, o:72, a:1, s:1, b:1), 
% 2.44/2.81  alpha6  [57, 2]      (w:1, o:62, a:1, s:1, b:1), 
% 2.44/2.81  alpha7  [58, 2]      (w:1, o:63, a:1, s:1, b:1), 
% 2.44/2.81  alpha8  [59, 5]      (w:1, o:74, a:1, s:1, b:1), 
% 2.44/2.81  skol1  [60, 3]      (w:1, o:70, a:1, s:1, b:1), 
% 2.44/2.81  skol2  [61, 4]      (w:1, o:73, a:1, s:1, b:1), 
% 2.44/2.81  skol3  [62, 2]      (w:1, o:64, a:1, s:1, b:1), 
% 2.44/2.81  skol4  [63, 2]      (w:1, o:65, a:1, s:1, b:1), 
% 2.44/2.81  skol5  [64, 1]      (w:1, o:27, a:1, s:1, b:1), 
% 2.44/2.81  skol6  [65, 2]      (w:1, o:66, a:1, s:1, b:1), 
% 2.44/2.81  skol7  [66, 1]      (w:1, o:28, a:1, s:1, b:1), 
% 2.44/2.81  skol8  [67, 1]      (w:1, o:29, a:1, s:1, b:1), 
% 2.44/2.81  skol9  [68, 1]      (w:1, o:30, a:1, s:1, b:1), 
% 2.44/2.81  skol10  [69, 1]      (w:1, o:31, a:1, s:1, b:1), 
% 2.44/2.81  skol11  [70, 2]      (w:1, o:67, a:1, s:1, b:1), 
% 2.44/2.81  skol12  [71, 0]      (w:1, o:12, a:1, s:1, b:1), 
% 2.44/2.81  skol13  [72, 0]      (w:1, o:13, a:1, s:1, b:1), 
% 2.44/2.81  skol14  [73, 0]      (w:1, o:14, a:1, s:1, b:1), 
% 2.44/2.81  skol15  [74, 0]      (w:1, o:15, a:1, s:1, b:1).
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Starting Search:
% 2.44/2.81  
% 2.44/2.81  *** allocated 15000 integers for clauses
% 2.44/2.81  *** allocated 22500 integers for clauses
% 2.44/2.81  *** allocated 33750 integers for clauses
% 2.44/2.81  *** allocated 15000 integers for termspace/termends
% 2.44/2.81  *** allocated 50625 integers for clauses
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 22500 integers for termspace/termends
% 2.44/2.81  *** allocated 75937 integers for clauses
% 2.44/2.81  *** allocated 33750 integers for termspace/termends
% 2.44/2.81  *** allocated 113905 integers for clauses
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    4464
% 2.44/2.81  Kept:         2002
% 2.44/2.81  Inuse:        286
% 2.44/2.81  Deleted:      106
% 2.44/2.81  Deletedinuse: 33
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 50625 integers for termspace/termends
% 2.44/2.81  *** allocated 170857 integers for clauses
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 256285 integers for clauses
% 2.44/2.81  *** allocated 75937 integers for termspace/termends
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    9920
% 2.44/2.81  Kept:         4041
% 2.44/2.81  Inuse:        415
% 2.44/2.81  Deleted:      122
% 2.44/2.81  Deletedinuse: 37
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 384427 integers for clauses
% 2.44/2.81  *** allocated 113905 integers for termspace/termends
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    15267
% 2.44/2.81  Kept:         6048
% 2.44/2.81  Inuse:        494
% 2.44/2.81  Deleted:      127
% 2.44/2.81  Deletedinuse: 37
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    22028
% 2.44/2.81  Kept:         8050
% 2.44/2.81  Inuse:        607
% 2.44/2.81  Deleted:      158
% 2.44/2.81  Deletedinuse: 37
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 170857 integers for termspace/termends
% 2.44/2.81  *** allocated 576640 integers for clauses
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    28389
% 2.44/2.81  Kept:         10058
% 2.44/2.81  Inuse:        724
% 2.44/2.81  Deleted:      287
% 2.44/2.81  Deletedinuse: 157
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    35693
% 2.44/2.81  Kept:         12078
% 2.44/2.81  Inuse:        847
% 2.44/2.81  Deleted:      440
% 2.44/2.81  Deletedinuse: 294
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 256285 integers for termspace/termends
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 864960 integers for clauses
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    44575
% 2.44/2.81  Kept:         14096
% 2.44/2.81  Inuse:        946
% 2.44/2.81  Deleted:      477
% 2.44/2.81  Deletedinuse: 295
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    52402
% 2.44/2.81  Kept:         16103
% 2.44/2.81  Inuse:        1051
% 2.44/2.81  Deleted:      524
% 2.44/2.81  Deletedinuse: 295
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    57842
% 2.44/2.81  Kept:         18157
% 2.44/2.81  Inuse:        1117
% 2.44/2.81  Deleted:      535
% 2.44/2.81  Deletedinuse: 295
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 384427 integers for termspace/termends
% 2.44/2.81  Resimplifying clauses:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    64740
% 2.44/2.81  Kept:         20159
% 2.44/2.81  Inuse:        1176
% 2.44/2.81  Deleted:      6062
% 2.44/2.81  Deletedinuse: 301
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  *** allocated 1297440 integers for clauses
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    71429
% 2.44/2.81  Kept:         22165
% 2.44/2.81  Inuse:        1232
% 2.44/2.81  Deleted:      6063
% 2.44/2.81  Deletedinuse: 302
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    76497
% 2.44/2.81  Kept:         24255
% 2.44/2.81  Inuse:        1296
% 2.44/2.81  Deleted:      6063
% 2.44/2.81  Deletedinuse: 302
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    80987
% 2.44/2.81  Kept:         26369
% 2.44/2.81  Inuse:        1352
% 2.44/2.81  Deleted:      6064
% 2.44/2.81  Deletedinuse: 303
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  Resimplifying inuse:
% 2.44/2.81  Done
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Intermediate Status:
% 2.44/2.81  Generated:    86193
% 2.44/2.81  Kept:         28409
% 2.44/2.81  Inuse:        1411
% 2.44/2.81  Deleted:      6064
% 2.44/2.81  Deletedinuse: 303
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Bliksems!, er is een bewijs:
% 2.44/2.81  % SZS status Theorem
% 2.44/2.81  % SZS output start Refutation
% 2.44/2.81  
% 2.44/2.81  (0) {G0,W18,D2,L6,V3,M6} I { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, set_type ), ! subset( X, Y ), ! subset( Y, Z )
% 2.44/2.81    , subset( X, Z ) }.
% 2.44/2.81  (15) {G0,W17,D4,L4,V3,M4} I { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, relation_type( X, Y ) ), ilf_type( Z, 
% 2.44/2.81    subset_type( cross_product( X, Y ) ) ) }.
% 2.44/2.81  (19) {G0,W15,D3,L4,V2,M4} I { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! alpha2( X, Y, skol4( X, Y ) ), subset( X, Y ) }.
% 2.44/2.81  (21) {G0,W7,D2,L2,V3,M2} I { member( Z, X ), alpha2( X, Y, Z ) }.
% 2.44/2.81  (22) {G0,W7,D2,L2,V3,M2} I { ! member( Z, Y ), alpha2( X, Y, Z ) }.
% 2.44/2.81  (24) {G0,W15,D4,L4,V2,M4} I { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Y, subset_type( X ) ), ilf_type( Y, member_type( 
% 2.44/2.81    power_set( X ) ) ) }.
% 2.44/2.81  (28) {G0,W17,D3,L5,V3,M5} I { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! member( X, power_set( Y ) ), ! ilf_type( Z, set_type ), 
% 2.44/2.81    alpha3( X, Y, Z ) }.
% 2.44/2.81  (31) {G0,W10,D2,L3,V3,M3} I { ! alpha3( X, Y, Z ), ! member( Z, X ), member
% 2.44/2.81    ( Z, Y ) }.
% 2.44/2.81  (34) {G0,W6,D3,L2,V1,M2} I { ! ilf_type( X, set_type ), ! empty( power_set
% 2.44/2.81    ( X ) ) }.
% 2.44/2.81  (36) {G0,W15,D3,L5,V2,M5} I { ! ilf_type( X, set_type ), empty( Y ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( X, member_type( Y ) ), member( X, Y
% 2.44/2.81     ) }.
% 2.44/2.81  (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.81  (57) {G0,W5,D3,L1,V0,M1} I { ilf_type( skol15, relation_type( skol13, 
% 2.44/2.81    skol14 ) ) }.
% 2.44/2.81  (58) {G0,W3,D2,L1,V0,M1} I { subset( skol12, skol15 ) }.
% 2.44/2.81  (59) {G0,W5,D3,L1,V0,M1} I { ! subset( skol12, cross_product( skol13, 
% 2.44/2.81    skol14 ) ) }.
% 2.44/2.81  (94) {G1,W9,D2,L3,V3,M3} S(0);r(56);r(56);r(56) { ! subset( X, Y ), ! 
% 2.44/2.81    subset( Y, Z ), subset( X, Z ) }.
% 2.44/2.81  (98) {G1,W3,D3,L1,V1,M1} S(34);r(56) { ! empty( power_set( X ) ) }.
% 2.44/2.81  (220) {G1,W11,D4,L2,V3,M2} S(15);r(56);r(56) { ! ilf_type( Z, relation_type
% 2.44/2.81    ( X, Y ) ), ilf_type( Z, subset_type( cross_product( X, Y ) ) ) }.
% 2.44/2.81  (243) {G2,W6,D2,L2,V1,M2} R(94,58) { ! subset( skol15, X ), subset( skol12
% 2.44/2.81    , X ) }.
% 2.44/2.81  (248) {G3,W5,D3,L1,V0,M1} R(243,59) { ! subset( skol15, cross_product( 
% 2.44/2.81    skol13, skol14 ) ) }.
% 2.44/2.81  (262) {G1,W9,D3,L2,V2,M2} S(19);r(56);r(56) { ! alpha2( X, Y, skol4( X, Y )
% 2.44/2.81     ), subset( X, Y ) }.
% 2.44/2.81  (350) {G1,W9,D4,L2,V2,M2} S(24);r(56);r(56) { ! ilf_type( Y, subset_type( X
% 2.44/2.81     ) ), ilf_type( Y, member_type( power_set( X ) ) ) }.
% 2.44/2.81  (375) {G1,W8,D3,L2,V3,M2} S(28);r(56);r(56);r(56) { ! member( X, power_set
% 2.44/2.81    ( Y ) ), alpha3( X, Y, Z ) }.
% 2.44/2.81  (431) {G1,W11,D2,L3,V4,M3} R(31,21) { ! alpha3( X, Y, Z ), member( Z, Y ), 
% 2.44/2.81    alpha2( X, T, Z ) }.
% 2.44/2.81  (450) {G1,W9,D3,L3,V2,M3} S(36);r(56);r(56) { empty( Y ), ! ilf_type( X, 
% 2.44/2.81    member_type( Y ) ), member( X, Y ) }.
% 2.44/2.81  (8455) {G2,W6,D4,L1,V0,M1} R(220,57) { ilf_type( skol15, subset_type( 
% 2.44/2.81    cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.81  (14358) {G3,W7,D5,L1,V0,M1} R(350,8455) { ilf_type( skol15, member_type( 
% 2.44/2.81    power_set( cross_product( skol13, skol14 ) ) ) ) }.
% 2.44/2.81  (21151) {G2,W12,D2,L3,V5,M3} R(431,22) { ! alpha3( X, Y, Z ), alpha2( X, T
% 2.44/2.81    , Z ), alpha2( U, Y, Z ) }.
% 2.44/2.81  (21153) {G3,W8,D2,L2,V3,M2} F(21151) { ! alpha3( X, Y, Z ), alpha2( X, Y, Z
% 2.44/2.81     ) }.
% 2.44/2.81  (22937) {G4,W6,D4,L1,V0,M1} R(450,14358);r(98) { member( skol15, power_set
% 2.44/2.81    ( cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.81  (27402) {G5,W6,D3,L1,V1,M1} R(22937,375) { alpha3( skol15, cross_product( 
% 2.44/2.81    skol13, skol14 ), X ) }.
% 2.44/2.81  (28566) {G6,W6,D3,L1,V1,M1} R(27402,21153) { alpha2( skol15, cross_product
% 2.44/2.81    ( skol13, skol14 ), X ) }.
% 2.44/2.81  (28583) {G7,W0,D0,L0,V0,M0} R(28566,262);r(248) {  }.
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  % SZS output end Refutation
% 2.44/2.81  found a proof!
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Unprocessed initial clauses:
% 2.44/2.81  
% 2.44/2.81  (28585) {G0,W18,D2,L6,V3,M6}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, set_type ), ! subset( X, Y ), ! subset( Y, Z )
% 2.44/2.81    , subset( X, Z ) }.
% 2.44/2.81  (28586) {G0,W20,D3,L5,V6,M5}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, set_type ), ! member( Z, cross_product( X, Y )
% 2.44/2.81     ), ilf_type( skol1( T, U, W ), set_type ) }.
% 2.44/2.81  (28587) {G0,W22,D3,L5,V3,M5}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, set_type ), ! member( Z, cross_product( X, Y )
% 2.44/2.81     ), alpha1( X, Y, Z, skol1( X, Y, Z ) ) }.
% 2.44/2.81  (28588) {G0,W22,D3,L6,V4,M6}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, set_type ), ! ilf_type( T, set_type ), ! 
% 2.44/2.81    alpha1( X, Y, Z, T ), member( Z, cross_product( X, Y ) ) }.
% 2.44/2.81  (28589) {G0,W12,D3,L2,V8,M2}  { ! alpha1( X, Y, Z, T ), ilf_type( skol2( U
% 2.44/2.81    , W, V0, V1 ), set_type ) }.
% 2.44/2.81  (28590) {G0,W15,D3,L2,V4,M2}  { ! alpha1( X, Y, Z, T ), alpha8( X, Y, Z, T
% 2.44/2.81    , skol2( X, Y, Z, T ) ) }.
% 2.44/2.81  (28591) {G0,W14,D2,L3,V5,M3}  { ! ilf_type( U, set_type ), ! alpha8( X, Y, 
% 2.44/2.81    Z, T, U ), alpha1( X, Y, Z, T ) }.
% 2.44/2.81  (28592) {G0,W9,D2,L2,V5,M2}  { ! alpha8( X, Y, Z, T, U ), member( T, X )
% 2.44/2.81     }.
% 2.44/2.81  (28593) {G0,W11,D2,L2,V5,M2}  { ! alpha8( X, Y, Z, T, U ), alpha5( Y, Z, T
% 2.44/2.81    , U ) }.
% 2.44/2.81  (28594) {G0,W14,D2,L3,V5,M3}  { ! member( T, X ), ! alpha5( Y, Z, T, U ), 
% 2.44/2.81    alpha8( X, Y, Z, T, U ) }.
% 2.44/2.81  (28595) {G0,W8,D2,L2,V4,M2}  { ! alpha5( X, Y, Z, T ), member( T, X ) }.
% 2.44/2.81  (28596) {G0,W10,D3,L2,V4,M2}  { ! alpha5( X, Y, Z, T ), Y = ordered_pair( Z
% 2.44/2.81    , T ) }.
% 2.44/2.81  (28597) {G0,W13,D3,L3,V4,M3}  { ! member( T, X ), ! Y = ordered_pair( Z, T
% 2.44/2.81     ), alpha5( X, Y, Z, T ) }.
% 2.44/2.81  (28598) {G0,W11,D3,L3,V2,M3}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ilf_type( cross_product( X, Y ), set_type ) }.
% 2.44/2.81  (28599) {G0,W17,D4,L4,V3,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, subset_type( cross_product( X, Y ) ) ), 
% 2.44/2.81    ilf_type( Z, relation_type( X, Y ) ) }.
% 2.44/2.81  (28600) {G0,W17,D4,L4,V3,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, relation_type( X, Y ) ), ilf_type( Z, 
% 2.44/2.81    subset_type( cross_product( X, Y ) ) ) }.
% 2.44/2.81  (28601) {G0,W13,D3,L3,V2,M3}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ilf_type( skol3( X, Y ), relation_type( Y, X ) ) }.
% 2.44/2.81  (28602) {G0,W16,D2,L5,V3,M5}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! subset( X, Y ), ! ilf_type( Z, set_type ), alpha2( X, Y, Z
% 2.44/2.81     ) }.
% 2.44/2.81  (28603) {G0,W14,D3,L4,V4,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ilf_type( skol4( Z, T ), set_type ), subset( X, Y ) }.
% 2.44/2.81  (28604) {G0,W15,D3,L4,V2,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! alpha2( X, Y, skol4( X, Y ) ), subset( X, Y ) }.
% 2.44/2.81  (28605) {G0,W10,D2,L3,V3,M3}  { ! alpha2( X, Y, Z ), ! member( Z, X ), 
% 2.44/2.81    member( Z, Y ) }.
% 2.44/2.81  (28606) {G0,W7,D2,L2,V3,M2}  { member( Z, X ), alpha2( X, Y, Z ) }.
% 2.44/2.81  (28607) {G0,W7,D2,L2,V3,M2}  { ! member( Z, Y ), alpha2( X, Y, Z ) }.
% 2.44/2.81  (28608) {G0,W11,D3,L3,V2,M3}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ilf_type( ordered_pair( X, Y ), set_type ) }.
% 2.44/2.81  (28609) {G0,W15,D4,L4,V2,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Y, subset_type( X ) ), ilf_type( Y, member_type( 
% 2.44/2.81    power_set( X ) ) ) }.
% 2.44/2.81  (28610) {G0,W15,D4,L4,V2,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Y, member_type( power_set( X ) ) ), ilf_type( Y, 
% 2.44/2.81    subset_type( X ) ) }.
% 2.44/2.81  (28611) {G0,W8,D3,L2,V1,M2}  { ! ilf_type( X, set_type ), ilf_type( skol5( 
% 2.44/2.81    X ), subset_type( X ) ) }.
% 2.44/2.81  (28612) {G0,W6,D2,L2,V1,M2}  { ! ilf_type( X, set_type ), subset( X, X )
% 2.44/2.81     }.
% 2.44/2.81  (28613) {G0,W17,D3,L5,V3,M5}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! member( X, power_set( Y ) ), ! ilf_type( Z, set_type ), 
% 2.44/2.81    alpha3( X, Y, Z ) }.
% 2.44/2.81  (28614) {G0,W15,D3,L4,V4,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ilf_type( skol6( Z, T ), set_type ), member( X, power_set( Y
% 2.44/2.81     ) ) }.
% 2.44/2.81  (28615) {G0,W16,D3,L4,V2,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! alpha3( X, Y, skol6( X, Y ) ), member( X, power_set( Y ) )
% 2.44/2.81     }.
% 2.44/2.81  (28616) {G0,W10,D2,L3,V3,M3}  { ! alpha3( X, Y, Z ), ! member( Z, X ), 
% 2.44/2.81    member( Z, Y ) }.
% 2.44/2.81  (28617) {G0,W7,D2,L2,V3,M2}  { member( Z, X ), alpha3( X, Y, Z ) }.
% 2.44/2.81  (28618) {G0,W7,D2,L2,V3,M2}  { ! member( Z, Y ), alpha3( X, Y, Z ) }.
% 2.44/2.81  (28619) {G0,W6,D3,L2,V1,M2}  { ! ilf_type( X, set_type ), ! empty( 
% 2.44/2.81    power_set( X ) ) }.
% 2.44/2.81  (28620) {G0,W7,D3,L2,V1,M2}  { ! ilf_type( X, set_type ), ilf_type( 
% 2.44/2.81    power_set( X ), set_type ) }.
% 2.44/2.81  (28621) {G0,W15,D3,L5,V2,M5}  { ! ilf_type( X, set_type ), empty( Y ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( X, member_type( Y ) ), member( X, Y
% 2.44/2.81     ) }.
% 2.44/2.81  (28622) {G0,W15,D3,L5,V2,M5}  { ! ilf_type( X, set_type ), empty( Y ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! member( X, Y ), ilf_type( X, member_type( Y )
% 2.44/2.81     ) }.
% 2.44/2.81  (28623) {G0,W10,D3,L3,V1,M3}  { empty( X ), ! ilf_type( X, set_type ), 
% 2.44/2.81    ilf_type( skol7( X ), member_type( X ) ) }.
% 2.44/2.81  (28624) {G0,W11,D2,L4,V2,M4}  { ! ilf_type( X, set_type ), ! empty( X ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! member( Y, X ) }.
% 2.44/2.81  (28625) {G0,W9,D3,L3,V2,M3}  { ! ilf_type( X, set_type ), ilf_type( skol8( 
% 2.44/2.81    Y ), set_type ), empty( X ) }.
% 2.44/2.81  (28626) {G0,W9,D3,L3,V1,M3}  { ! ilf_type( X, set_type ), member( skol8( X
% 2.44/2.81     ), X ), empty( X ) }.
% 2.44/2.81  (28627) {G0,W11,D2,L4,V2,M4}  { ! ilf_type( X, set_type ), ! relation_like
% 2.44/2.81    ( X ), ! ilf_type( Y, set_type ), alpha6( X, Y ) }.
% 2.44/2.81  (28628) {G0,W9,D3,L3,V2,M3}  { ! ilf_type( X, set_type ), ilf_type( skol9( 
% 2.44/2.81    Y ), set_type ), relation_like( X ) }.
% 2.44/2.81  (28629) {G0,W9,D3,L3,V1,M3}  { ! ilf_type( X, set_type ), ! alpha6( X, 
% 2.44/2.81    skol9( X ) ), relation_like( X ) }.
% 2.44/2.81  (28630) {G0,W8,D2,L3,V2,M3}  { ! alpha6( X, Y ), ! member( Y, X ), alpha4( 
% 2.44/2.81    Y ) }.
% 2.44/2.81  (28631) {G0,W6,D2,L2,V2,M2}  { member( Y, X ), alpha6( X, Y ) }.
% 2.44/2.81  (28632) {G0,W5,D2,L2,V2,M2}  { ! alpha4( Y ), alpha6( X, Y ) }.
% 2.44/2.81  (28633) {G0,W6,D3,L2,V2,M2}  { ! alpha4( X ), ilf_type( skol10( Y ), 
% 2.44/2.81    set_type ) }.
% 2.44/2.81  (28634) {G0,W6,D3,L2,V1,M2}  { ! alpha4( X ), alpha7( X, skol10( X ) ) }.
% 2.44/2.81  (28635) {G0,W8,D2,L3,V2,M3}  { ! ilf_type( Y, set_type ), ! alpha7( X, Y )
% 2.44/2.81    , alpha4( X ) }.
% 2.44/2.81  (28636) {G0,W8,D3,L2,V4,M2}  { ! alpha7( X, Y ), ilf_type( skol11( Z, T ), 
% 2.44/2.81    set_type ) }.
% 2.44/2.81  (28637) {G0,W10,D4,L2,V2,M2}  { ! alpha7( X, Y ), X = ordered_pair( Y, 
% 2.44/2.81    skol11( X, Y ) ) }.
% 2.44/2.81  (28638) {G0,W11,D3,L3,V3,M3}  { ! ilf_type( Z, set_type ), ! X = 
% 2.44/2.81    ordered_pair( Y, Z ), alpha7( X, Y ) }.
% 2.44/2.81  (28639) {G0,W7,D2,L3,V1,M3}  { ! empty( X ), ! ilf_type( X, set_type ), 
% 2.44/2.81    relation_like( X ) }.
% 2.44/2.81  (28640) {G0,W14,D4,L4,V3,M4}  { ! ilf_type( X, set_type ), ! ilf_type( Y, 
% 2.44/2.81    set_type ), ! ilf_type( Z, subset_type( cross_product( X, Y ) ) ), 
% 2.44/2.81    relation_like( Z ) }.
% 2.44/2.81  (28641) {G0,W3,D2,L1,V1,M1}  { ilf_type( X, set_type ) }.
% 2.44/2.81  (28642) {G0,W3,D2,L1,V0,M1}  { ilf_type( skol12, set_type ) }.
% 2.44/2.81  (28643) {G0,W3,D2,L1,V0,M1}  { ilf_type( skol13, set_type ) }.
% 2.44/2.81  (28644) {G0,W3,D2,L1,V0,M1}  { ilf_type( skol14, set_type ) }.
% 2.44/2.81  (28645) {G0,W5,D3,L1,V0,M1}  { ilf_type( skol15, relation_type( skol13, 
% 2.44/2.81    skol14 ) ) }.
% 2.44/2.81  (28646) {G0,W3,D2,L1,V0,M1}  { subset( skol12, skol15 ) }.
% 2.44/2.81  (28647) {G0,W5,D3,L1,V0,M1}  { ! subset( skol12, cross_product( skol13, 
% 2.44/2.81    skol14 ) ) }.
% 2.44/2.81  
% 2.44/2.81  
% 2.44/2.81  Total Proof:
% 2.44/2.81  
% 2.44/2.81  subsumption: (0) {G0,W18,D2,L6,V3,M6} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( Z, set_type ), ! subset( X, Y ), ! 
% 2.44/2.81    subset( Y, Z ), subset( X, Z ) }.
% 2.44/2.81  parent0: (28585) {G0,W18,D2,L6,V3,M6}  { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( Z, set_type ), ! subset( X, Y ), ! 
% 2.44/2.81    subset( Y, Z ), subset( X, Z ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81     Z := Z
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81     2 ==> 2
% 2.44/2.81     3 ==> 3
% 2.44/2.81     4 ==> 4
% 2.44/2.81     5 ==> 5
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (15) {G0,W17,D4,L4,V3,M4} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( Z, relation_type( X, Y ) ), ilf_type
% 2.44/2.81    ( Z, subset_type( cross_product( X, Y ) ) ) }.
% 2.44/2.81  parent0: (28600) {G0,W17,D4,L4,V3,M4}  { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( Z, relation_type( X, Y ) ), ilf_type
% 2.44/2.81    ( Z, subset_type( cross_product( X, Y ) ) ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81     Z := Z
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81     2 ==> 2
% 2.44/2.81     3 ==> 3
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (19) {G0,W15,D3,L4,V2,M4} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! alpha2( X, Y, skol4( X, Y ) ), subset( X, Y )
% 2.44/2.81     }.
% 2.44/2.81  parent0: (28604) {G0,W15,D3,L4,V2,M4}  { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! alpha2( X, Y, skol4( X, Y ) ), subset( X, Y )
% 2.44/2.81     }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81     2 ==> 2
% 2.44/2.81     3 ==> 3
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (21) {G0,W7,D2,L2,V3,M2} I { member( Z, X ), alpha2( X, Y, Z )
% 2.44/2.81     }.
% 2.44/2.81  parent0: (28606) {G0,W7,D2,L2,V3,M2}  { member( Z, X ), alpha2( X, Y, Z )
% 2.44/2.81     }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81     Z := Z
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (22) {G0,W7,D2,L2,V3,M2} I { ! member( Z, Y ), alpha2( X, Y, Z
% 2.44/2.81     ) }.
% 2.44/2.81  parent0: (28607) {G0,W7,D2,L2,V3,M2}  { ! member( Z, Y ), alpha2( X, Y, Z )
% 2.44/2.81     }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81     Z := Z
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (24) {G0,W15,D4,L4,V2,M4} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( Y, subset_type( X ) ), ilf_type( Y, 
% 2.44/2.81    member_type( power_set( X ) ) ) }.
% 2.44/2.81  parent0: (28609) {G0,W15,D4,L4,V2,M4}  { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( Y, subset_type( X ) ), ilf_type( Y, 
% 2.44/2.81    member_type( power_set( X ) ) ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81     2 ==> 2
% 2.44/2.81     3 ==> 3
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (28) {G0,W17,D3,L5,V3,M5} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! member( X, power_set( Y ) ), ! ilf_type( Z, 
% 2.44/2.81    set_type ), alpha3( X, Y, Z ) }.
% 2.44/2.81  parent0: (28613) {G0,W17,D3,L5,V3,M5}  { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! member( X, power_set( Y ) ), ! ilf_type( Z, 
% 2.44/2.81    set_type ), alpha3( X, Y, Z ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81     Z := Z
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81     2 ==> 2
% 2.44/2.81     3 ==> 3
% 2.44/2.81     4 ==> 4
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (31) {G0,W10,D2,L3,V3,M3} I { ! alpha3( X, Y, Z ), ! member( Z
% 2.44/2.81    , X ), member( Z, Y ) }.
% 2.44/2.81  parent0: (28616) {G0,W10,D2,L3,V3,M3}  { ! alpha3( X, Y, Z ), ! member( Z, 
% 2.44/2.81    X ), member( Z, Y ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81     Z := Z
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81     2 ==> 2
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (34) {G0,W6,D3,L2,V1,M2} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    empty( power_set( X ) ) }.
% 2.44/2.81  parent0: (28619) {G0,W6,D3,L2,V1,M2}  { ! ilf_type( X, set_type ), ! empty
% 2.44/2.81    ( power_set( X ) ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (36) {G0,W15,D3,L5,V2,M5} I { ! ilf_type( X, set_type ), empty
% 2.44/2.81    ( Y ), ! ilf_type( Y, set_type ), ! ilf_type( X, member_type( Y ) ), 
% 2.44/2.81    member( X, Y ) }.
% 2.44/2.81  parent0: (28621) {G0,W15,D3,L5,V2,M5}  { ! ilf_type( X, set_type ), empty( 
% 2.44/2.81    Y ), ! ilf_type( Y, set_type ), ! ilf_type( X, member_type( Y ) ), member
% 2.44/2.81    ( X, Y ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81     2 ==> 2
% 2.44/2.81     3 ==> 3
% 2.44/2.81     4 ==> 4
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.81  parent0: (28641) {G0,W3,D2,L1,V1,M1}  { ilf_type( X, set_type ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (57) {G0,W5,D3,L1,V0,M1} I { ilf_type( skol15, relation_type( 
% 2.44/2.81    skol13, skol14 ) ) }.
% 2.44/2.81  parent0: (28645) {G0,W5,D3,L1,V0,M1}  { ilf_type( skol15, relation_type( 
% 2.44/2.81    skol13, skol14 ) ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (58) {G0,W3,D2,L1,V0,M1} I { subset( skol12, skol15 ) }.
% 2.44/2.81  parent0: (28646) {G0,W3,D2,L1,V0,M1}  { subset( skol12, skol15 ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (59) {G0,W5,D3,L1,V0,M1} I { ! subset( skol12, cross_product( 
% 2.44/2.81    skol13, skol14 ) ) }.
% 2.44/2.81  parent0: (28647) {G0,W5,D3,L1,V0,M1}  { ! subset( skol12, cross_product( 
% 2.44/2.81    skol13, skol14 ) ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  resolution: (29286) {G1,W15,D2,L5,V3,M5}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.81    ilf_type( Z, set_type ), ! subset( X, Y ), ! subset( Y, Z ), subset( X, Z
% 2.44/2.81     ) }.
% 2.44/2.81  parent0[0]: (0) {G0,W18,D2,L6,V3,M6} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( Z, set_type ), ! subset( X, Y ), ! 
% 2.44/2.81    subset( Y, Z ), subset( X, Z ) }.
% 2.44/2.81  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81     Z := Z
% 2.44/2.81  end
% 2.44/2.81  substitution1:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  resolution: (29295) {G1,W12,D2,L4,V3,M4}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.81    subset( Z, X ), ! subset( X, Y ), subset( Z, Y ) }.
% 2.44/2.81  parent0[0]: (29286) {G1,W15,D2,L5,V3,M5}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.81    ilf_type( Z, set_type ), ! subset( X, Y ), ! subset( Y, Z ), subset( X, Z
% 2.44/2.81     ) }.
% 2.44/2.81  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := Z
% 2.44/2.81     Y := X
% 2.44/2.81     Z := Y
% 2.44/2.81  end
% 2.44/2.81  substitution1:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  resolution: (29298) {G1,W9,D2,L3,V3,M3}  { ! subset( Y, Z ), ! subset( Z, X
% 2.44/2.81     ), subset( Y, X ) }.
% 2.44/2.81  parent0[0]: (29295) {G1,W12,D2,L4,V3,M4}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.81    subset( Z, X ), ! subset( X, Y ), subset( Z, Y ) }.
% 2.44/2.81  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := Z
% 2.44/2.81     Y := X
% 2.44/2.81     Z := Y
% 2.44/2.81  end
% 2.44/2.81  substitution1:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (94) {G1,W9,D2,L3,V3,M3} S(0);r(56);r(56);r(56) { ! subset( X
% 2.44/2.81    , Y ), ! subset( Y, Z ), subset( X, Z ) }.
% 2.44/2.81  parent0: (29298) {G1,W9,D2,L3,V3,M3}  { ! subset( Y, Z ), ! subset( Z, X )
% 2.44/2.81    , subset( Y, X ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := Z
% 2.44/2.81     Y := X
% 2.44/2.81     Z := Y
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81     2 ==> 2
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  resolution: (29300) {G1,W3,D3,L1,V1,M1}  { ! empty( power_set( X ) ) }.
% 2.44/2.81  parent0[0]: (34) {G0,W6,D3,L2,V1,M2} I { ! ilf_type( X, set_type ), ! empty
% 2.44/2.81    ( power_set( X ) ) }.
% 2.44/2.81  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  substitution1:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (98) {G1,W3,D3,L1,V1,M1} S(34);r(56) { ! empty( power_set( X )
% 2.44/2.81     ) }.
% 2.44/2.81  parent0: (29300) {G1,W3,D3,L1,V1,M1}  { ! empty( power_set( X ) ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  resolution: (29303) {G1,W14,D4,L3,V3,M3}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.81    ilf_type( Z, relation_type( X, Y ) ), ilf_type( Z, subset_type( 
% 2.44/2.81    cross_product( X, Y ) ) ) }.
% 2.44/2.81  parent0[0]: (15) {G0,W17,D4,L4,V3,M4} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.81    ilf_type( Y, set_type ), ! ilf_type( Z, relation_type( X, Y ) ), ilf_type
% 2.44/2.81    ( Z, subset_type( cross_product( X, Y ) ) ) }.
% 2.44/2.81  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81     Y := Y
% 2.44/2.81     Z := Z
% 2.44/2.81  end
% 2.44/2.81  substitution1:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  resolution: (29305) {G1,W11,D4,L2,V3,M2}  { ! ilf_type( Y, relation_type( Z
% 2.44/2.81    , X ) ), ilf_type( Y, subset_type( cross_product( Z, X ) ) ) }.
% 2.44/2.81  parent0[0]: (29303) {G1,W14,D4,L3,V3,M3}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.81    ilf_type( Z, relation_type( X, Y ) ), ilf_type( Z, subset_type( 
% 2.44/2.81    cross_product( X, Y ) ) ) }.
% 2.44/2.81  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := Z
% 2.44/2.81     Y := X
% 2.44/2.81     Z := Y
% 2.44/2.81  end
% 2.44/2.81  substitution1:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (220) {G1,W11,D4,L2,V3,M2} S(15);r(56);r(56) { ! ilf_type( Z, 
% 2.44/2.81    relation_type( X, Y ) ), ilf_type( Z, subset_type( cross_product( X, Y )
% 2.44/2.81     ) ) }.
% 2.44/2.81  parent0: (29305) {G1,W11,D4,L2,V3,M2}  { ! ilf_type( Y, relation_type( Z, X
% 2.44/2.81     ) ), ilf_type( Y, subset_type( cross_product( Z, X ) ) ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := Y
% 2.44/2.81     Y := Z
% 2.44/2.81     Z := X
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  resolution: (29306) {G1,W6,D2,L2,V1,M2}  { ! subset( skol15, X ), subset( 
% 2.44/2.81    skol12, X ) }.
% 2.44/2.81  parent0[0]: (94) {G1,W9,D2,L3,V3,M3} S(0);r(56);r(56);r(56) { ! subset( X, 
% 2.44/2.81    Y ), ! subset( Y, Z ), subset( X, Z ) }.
% 2.44/2.81  parent1[0]: (58) {G0,W3,D2,L1,V0,M1} I { subset( skol12, skol15 ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := skol12
% 2.44/2.81     Y := skol15
% 2.44/2.81     Z := X
% 2.44/2.81  end
% 2.44/2.81  substitution1:
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  subsumption: (243) {G2,W6,D2,L2,V1,M2} R(94,58) { ! subset( skol15, X ), 
% 2.44/2.81    subset( skol12, X ) }.
% 2.44/2.81  parent0: (29306) {G1,W6,D2,L2,V1,M2}  { ! subset( skol15, X ), subset( 
% 2.44/2.81    skol12, X ) }.
% 2.44/2.81  substitution0:
% 2.44/2.81     X := X
% 2.44/2.81  end
% 2.44/2.81  permutation0:
% 2.44/2.81     0 ==> 0
% 2.44/2.81     1 ==> 1
% 2.44/2.81  end
% 2.44/2.81  
% 2.44/2.81  resolution: (29308) {G1,W5,D3,L1,V0,M1}  { ! subset( skol15, cross_product
% 2.44/2.81    ( skol13, skol14 ) ) }.
% 2.44/2.81  parent0[0]: (59) {G0,W5,D3,L1,V0,M1} I { ! subset( skol12, cross_product( 
% 2.44/2.82    skol13, skol14 ) ) }.
% 2.44/2.82  parent1[1]: (243) {G2,W6,D2,L2,V1,M2} R(94,58) { ! subset( skol15, X ), 
% 2.44/2.82    subset( skol12, X ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := cross_product( skol13, skol14 )
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (248) {G3,W5,D3,L1,V0,M1} R(243,59) { ! subset( skol15, 
% 2.44/2.82    cross_product( skol13, skol14 ) ) }.
% 2.44/2.82  parent0: (29308) {G1,W5,D3,L1,V0,M1}  { ! subset( skol15, cross_product( 
% 2.44/2.82    skol13, skol14 ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29311) {G1,W12,D3,L3,V2,M3}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.82    alpha2( X, Y, skol4( X, Y ) ), subset( X, Y ) }.
% 2.44/2.82  parent0[0]: (19) {G0,W15,D3,L4,V2,M4} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.82    ilf_type( Y, set_type ), ! alpha2( X, Y, skol4( X, Y ) ), subset( X, Y )
% 2.44/2.82     }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29313) {G1,W9,D3,L2,V2,M2}  { ! alpha2( Y, X, skol4( Y, X ) )
% 2.44/2.82    , subset( Y, X ) }.
% 2.44/2.82  parent0[0]: (29311) {G1,W12,D3,L3,V2,M3}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.82    alpha2( X, Y, skol4( X, Y ) ), subset( X, Y ) }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Y
% 2.44/2.82     Y := X
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (262) {G1,W9,D3,L2,V2,M2} S(19);r(56);r(56) { ! alpha2( X, Y, 
% 2.44/2.82    skol4( X, Y ) ), subset( X, Y ) }.
% 2.44/2.82  parent0: (29313) {G1,W9,D3,L2,V2,M2}  { ! alpha2( Y, X, skol4( Y, X ) ), 
% 2.44/2.82    subset( Y, X ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Y
% 2.44/2.82     Y := X
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82     1 ==> 1
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29316) {G1,W12,D4,L3,V2,M3}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.82    ilf_type( Y, subset_type( X ) ), ilf_type( Y, member_type( power_set( X )
% 2.44/2.82     ) ) }.
% 2.44/2.82  parent0[0]: (24) {G0,W15,D4,L4,V2,M4} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.82    ilf_type( Y, set_type ), ! ilf_type( Y, subset_type( X ) ), ilf_type( Y, 
% 2.44/2.82    member_type( power_set( X ) ) ) }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29318) {G1,W9,D4,L2,V2,M2}  { ! ilf_type( X, subset_type( Y )
% 2.44/2.82     ), ilf_type( X, member_type( power_set( Y ) ) ) }.
% 2.44/2.82  parent0[0]: (29316) {G1,W12,D4,L3,V2,M3}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.82    ilf_type( Y, subset_type( X ) ), ilf_type( Y, member_type( power_set( X )
% 2.44/2.82     ) ) }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Y
% 2.44/2.82     Y := X
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (350) {G1,W9,D4,L2,V2,M2} S(24);r(56);r(56) { ! ilf_type( Y, 
% 2.44/2.82    subset_type( X ) ), ilf_type( Y, member_type( power_set( X ) ) ) }.
% 2.44/2.82  parent0: (29318) {G1,W9,D4,L2,V2,M2}  { ! ilf_type( X, subset_type( Y ) ), 
% 2.44/2.82    ilf_type( X, member_type( power_set( Y ) ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Y
% 2.44/2.82     Y := X
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82     1 ==> 1
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29336) {G1,W14,D3,L4,V3,M4}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.82    member( X, power_set( Y ) ), ! ilf_type( Z, set_type ), alpha3( X, Y, Z )
% 2.44/2.82     }.
% 2.44/2.82  parent0[0]: (28) {G0,W17,D3,L5,V3,M5} I { ! ilf_type( X, set_type ), ! 
% 2.44/2.82    ilf_type( Y, set_type ), ! member( X, power_set( Y ) ), ! ilf_type( Z, 
% 2.44/2.82    set_type ), alpha3( X, Y, Z ) }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := Z
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29343) {G1,W11,D3,L3,V3,M3}  { ! member( Y, power_set( X ) ), 
% 2.44/2.82    ! ilf_type( Z, set_type ), alpha3( Y, X, Z ) }.
% 2.44/2.82  parent0[0]: (29336) {G1,W14,D3,L4,V3,M4}  { ! ilf_type( Y, set_type ), ! 
% 2.44/2.82    member( X, power_set( Y ) ), ! ilf_type( Z, set_type ), alpha3( X, Y, Z )
% 2.44/2.82     }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Y
% 2.44/2.82     Y := X
% 2.44/2.82     Z := Z
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29345) {G1,W8,D3,L2,V3,M2}  { ! member( X, power_set( Y ) ), 
% 2.44/2.82    alpha3( X, Y, Z ) }.
% 2.44/2.82  parent0[1]: (29343) {G1,W11,D3,L3,V3,M3}  { ! member( Y, power_set( X ) ), 
% 2.44/2.82    ! ilf_type( Z, set_type ), alpha3( Y, X, Z ) }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Y
% 2.44/2.82     Y := X
% 2.44/2.82     Z := Z
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := Z
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (375) {G1,W8,D3,L2,V3,M2} S(28);r(56);r(56);r(56) { ! member( 
% 2.44/2.82    X, power_set( Y ) ), alpha3( X, Y, Z ) }.
% 2.44/2.82  parent0: (29345) {G1,W8,D3,L2,V3,M2}  { ! member( X, power_set( Y ) ), 
% 2.44/2.82    alpha3( X, Y, Z ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := Z
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82     1 ==> 1
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29346) {G1,W11,D2,L3,V4,M3}  { ! alpha3( X, Y, Z ), member( Z
% 2.44/2.82    , Y ), alpha2( X, T, Z ) }.
% 2.44/2.82  parent0[1]: (31) {G0,W10,D2,L3,V3,M3} I { ! alpha3( X, Y, Z ), ! member( Z
% 2.44/2.82    , X ), member( Z, Y ) }.
% 2.44/2.82  parent1[0]: (21) {G0,W7,D2,L2,V3,M2} I { member( Z, X ), alpha2( X, Y, Z )
% 2.44/2.82     }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := Z
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82     Y := T
% 2.44/2.82     Z := Z
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (431) {G1,W11,D2,L3,V4,M3} R(31,21) { ! alpha3( X, Y, Z ), 
% 2.44/2.82    member( Z, Y ), alpha2( X, T, Z ) }.
% 2.44/2.82  parent0: (29346) {G1,W11,D2,L3,V4,M3}  { ! alpha3( X, Y, Z ), member( Z, Y
% 2.44/2.82     ), alpha2( X, T, Z ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := Z
% 2.44/2.82     T := T
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82     1 ==> 1
% 2.44/2.82     2 ==> 2
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29349) {G1,W12,D3,L4,V2,M4}  { empty( Y ), ! ilf_type( Y, 
% 2.44/2.82    set_type ), ! ilf_type( X, member_type( Y ) ), member( X, Y ) }.
% 2.44/2.82  parent0[0]: (36) {G0,W15,D3,L5,V2,M5} I { ! ilf_type( X, set_type ), empty
% 2.44/2.82    ( Y ), ! ilf_type( Y, set_type ), ! ilf_type( X, member_type( Y ) ), 
% 2.44/2.82    member( X, Y ) }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29351) {G1,W9,D3,L3,V2,M3}  { empty( X ), ! ilf_type( Y, 
% 2.44/2.82    member_type( X ) ), member( Y, X ) }.
% 2.44/2.82  parent0[1]: (29349) {G1,W12,D3,L4,V2,M4}  { empty( Y ), ! ilf_type( Y, 
% 2.44/2.82    set_type ), ! ilf_type( X, member_type( Y ) ), member( X, Y ) }.
% 2.44/2.82  parent1[0]: (56) {G0,W3,D2,L1,V1,M1} I { ilf_type( X, set_type ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Y
% 2.44/2.82     Y := X
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (450) {G1,W9,D3,L3,V2,M3} S(36);r(56);r(56) { empty( Y ), ! 
% 2.44/2.82    ilf_type( X, member_type( Y ) ), member( X, Y ) }.
% 2.44/2.82  parent0: (29351) {G1,W9,D3,L3,V2,M3}  { empty( X ), ! ilf_type( Y, 
% 2.44/2.82    member_type( X ) ), member( Y, X ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Y
% 2.44/2.82     Y := X
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82     1 ==> 1
% 2.44/2.82     2 ==> 2
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29352) {G1,W6,D4,L1,V0,M1}  { ilf_type( skol15, subset_type( 
% 2.44/2.82    cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.82  parent0[0]: (220) {G1,W11,D4,L2,V3,M2} S(15);r(56);r(56) { ! ilf_type( Z, 
% 2.44/2.82    relation_type( X, Y ) ), ilf_type( Z, subset_type( cross_product( X, Y )
% 2.44/2.82     ) ) }.
% 2.44/2.82  parent1[0]: (57) {G0,W5,D3,L1,V0,M1} I { ilf_type( skol15, relation_type( 
% 2.44/2.82    skol13, skol14 ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := skol13
% 2.44/2.82     Y := skol14
% 2.44/2.82     Z := skol15
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (8455) {G2,W6,D4,L1,V0,M1} R(220,57) { ilf_type( skol15, 
% 2.44/2.82    subset_type( cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.82  parent0: (29352) {G1,W6,D4,L1,V0,M1}  { ilf_type( skol15, subset_type( 
% 2.44/2.82    cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29353) {G2,W7,D5,L1,V0,M1}  { ilf_type( skol15, member_type( 
% 2.44/2.82    power_set( cross_product( skol13, skol14 ) ) ) ) }.
% 2.44/2.82  parent0[0]: (350) {G1,W9,D4,L2,V2,M2} S(24);r(56);r(56) { ! ilf_type( Y, 
% 2.44/2.82    subset_type( X ) ), ilf_type( Y, member_type( power_set( X ) ) ) }.
% 2.44/2.82  parent1[0]: (8455) {G2,W6,D4,L1,V0,M1} R(220,57) { ilf_type( skol15, 
% 2.44/2.82    subset_type( cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := cross_product( skol13, skol14 )
% 2.44/2.82     Y := skol15
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (14358) {G3,W7,D5,L1,V0,M1} R(350,8455) { ilf_type( skol15, 
% 2.44/2.82    member_type( power_set( cross_product( skol13, skol14 ) ) ) ) }.
% 2.44/2.82  parent0: (29353) {G2,W7,D5,L1,V0,M1}  { ilf_type( skol15, member_type( 
% 2.44/2.82    power_set( cross_product( skol13, skol14 ) ) ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29354) {G1,W12,D2,L3,V5,M3}  { alpha2( Z, Y, X ), ! alpha3( T
% 2.44/2.82    , Y, X ), alpha2( T, U, X ) }.
% 2.44/2.82  parent0[0]: (22) {G0,W7,D2,L2,V3,M2} I { ! member( Z, Y ), alpha2( X, Y, Z
% 2.44/2.82     ) }.
% 2.44/2.82  parent1[1]: (431) {G1,W11,D2,L3,V4,M3} R(31,21) { ! alpha3( X, Y, Z ), 
% 2.44/2.82    member( Z, Y ), alpha2( X, T, Z ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Z
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := X
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := T
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := X
% 2.44/2.82     T := U
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (21151) {G2,W12,D2,L3,V5,M3} R(431,22) { ! alpha3( X, Y, Z ), 
% 2.44/2.82    alpha2( X, T, Z ), alpha2( U, Y, Z ) }.
% 2.44/2.82  parent0: (29354) {G1,W12,D2,L3,V5,M3}  { alpha2( Z, Y, X ), ! alpha3( T, Y
% 2.44/2.82    , X ), alpha2( T, U, X ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := Z
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := U
% 2.44/2.82     T := X
% 2.44/2.82     U := T
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 2
% 2.44/2.82     1 ==> 0
% 2.44/2.82     2 ==> 1
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  factor: (29356) {G2,W8,D2,L2,V3,M2}  { ! alpha3( X, Y, Z ), alpha2( X, Y, Z
% 2.44/2.82     ) }.
% 2.44/2.82  parent0[1, 2]: (21151) {G2,W12,D2,L3,V5,M3} R(431,22) { ! alpha3( X, Y, Z )
% 2.44/2.82    , alpha2( X, T, Z ), alpha2( U, Y, Z ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := Z
% 2.44/2.82     T := Y
% 2.44/2.82     U := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (21153) {G3,W8,D2,L2,V3,M2} F(21151) { ! alpha3( X, Y, Z ), 
% 2.44/2.82    alpha2( X, Y, Z ) }.
% 2.44/2.82  parent0: (29356) {G2,W8,D2,L2,V3,M2}  { ! alpha3( X, Y, Z ), alpha2( X, Y, 
% 2.44/2.82    Z ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82     Y := Y
% 2.44/2.82     Z := Z
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82     1 ==> 1
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29357) {G2,W11,D4,L2,V0,M2}  { empty( power_set( cross_product
% 2.44/2.82    ( skol13, skol14 ) ) ), member( skol15, power_set( cross_product( skol13
% 2.44/2.82    , skol14 ) ) ) }.
% 2.44/2.82  parent0[1]: (450) {G1,W9,D3,L3,V2,M3} S(36);r(56);r(56) { empty( Y ), ! 
% 2.44/2.82    ilf_type( X, member_type( Y ) ), member( X, Y ) }.
% 2.44/2.82  parent1[0]: (14358) {G3,W7,D5,L1,V0,M1} R(350,8455) { ilf_type( skol15, 
% 2.44/2.82    member_type( power_set( cross_product( skol13, skol14 ) ) ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := skol15
% 2.44/2.82     Y := power_set( cross_product( skol13, skol14 ) )
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29358) {G2,W6,D4,L1,V0,M1}  { member( skol15, power_set( 
% 2.44/2.82    cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.82  parent0[0]: (98) {G1,W3,D3,L1,V1,M1} S(34);r(56) { ! empty( power_set( X )
% 2.44/2.82     ) }.
% 2.44/2.82  parent1[0]: (29357) {G2,W11,D4,L2,V0,M2}  { empty( power_set( cross_product
% 2.44/2.82    ( skol13, skol14 ) ) ), member( skol15, power_set( cross_product( skol13
% 2.44/2.82    , skol14 ) ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := cross_product( skol13, skol14 )
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (22937) {G4,W6,D4,L1,V0,M1} R(450,14358);r(98) { member( 
% 2.44/2.82    skol15, power_set( cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.82  parent0: (29358) {G2,W6,D4,L1,V0,M1}  { member( skol15, power_set( 
% 2.44/2.82    cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29359) {G2,W6,D3,L1,V1,M1}  { alpha3( skol15, cross_product( 
% 2.44/2.82    skol13, skol14 ), X ) }.
% 2.44/2.82  parent0[0]: (375) {G1,W8,D3,L2,V3,M2} S(28);r(56);r(56);r(56) { ! member( X
% 2.44/2.82    , power_set( Y ) ), alpha3( X, Y, Z ) }.
% 2.44/2.82  parent1[0]: (22937) {G4,W6,D4,L1,V0,M1} R(450,14358);r(98) { member( skol15
% 2.44/2.82    , power_set( cross_product( skol13, skol14 ) ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := skol15
% 2.44/2.82     Y := cross_product( skol13, skol14 )
% 2.44/2.82     Z := X
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (27402) {G5,W6,D3,L1,V1,M1} R(22937,375) { alpha3( skol15, 
% 2.44/2.82    cross_product( skol13, skol14 ), X ) }.
% 2.44/2.82  parent0: (29359) {G2,W6,D3,L1,V1,M1}  { alpha3( skol15, cross_product( 
% 2.44/2.82    skol13, skol14 ), X ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29360) {G4,W6,D3,L1,V1,M1}  { alpha2( skol15, cross_product( 
% 2.44/2.82    skol13, skol14 ), X ) }.
% 2.44/2.82  parent0[0]: (21153) {G3,W8,D2,L2,V3,M2} F(21151) { ! alpha3( X, Y, Z ), 
% 2.44/2.82    alpha2( X, Y, Z ) }.
% 2.44/2.82  parent1[0]: (27402) {G5,W6,D3,L1,V1,M1} R(22937,375) { alpha3( skol15, 
% 2.44/2.82    cross_product( skol13, skol14 ), X ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := skol15
% 2.44/2.82     Y := cross_product( skol13, skol14 )
% 2.44/2.82     Z := X
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (28566) {G6,W6,D3,L1,V1,M1} R(27402,21153) { alpha2( skol15, 
% 2.44/2.82    cross_product( skol13, skol14 ), X ) }.
% 2.44/2.82  parent0: (29360) {G4,W6,D3,L1,V1,M1}  { alpha2( skol15, cross_product( 
% 2.44/2.82    skol13, skol14 ), X ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := X
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82     0 ==> 0
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29361) {G2,W5,D3,L1,V0,M1}  { subset( skol15, cross_product( 
% 2.44/2.82    skol13, skol14 ) ) }.
% 2.44/2.82  parent0[0]: (262) {G1,W9,D3,L2,V2,M2} S(19);r(56);r(56) { ! alpha2( X, Y, 
% 2.44/2.82    skol4( X, Y ) ), subset( X, Y ) }.
% 2.44/2.82  parent1[0]: (28566) {G6,W6,D3,L1,V1,M1} R(27402,21153) { alpha2( skol15, 
% 2.44/2.82    cross_product( skol13, skol14 ), X ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82     X := skol15
% 2.44/2.82     Y := cross_product( skol13, skol14 )
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82     X := skol4( skol15, cross_product( skol13, skol14 ) )
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  resolution: (29362) {G3,W0,D0,L0,V0,M0}  {  }.
% 2.44/2.82  parent0[0]: (248) {G3,W5,D3,L1,V0,M1} R(243,59) { ! subset( skol15, 
% 2.44/2.82    cross_product( skol13, skol14 ) ) }.
% 2.44/2.82  parent1[0]: (29361) {G2,W5,D3,L1,V0,M1}  { subset( skol15, cross_product( 
% 2.44/2.82    skol13, skol14 ) ) }.
% 2.44/2.82  substitution0:
% 2.44/2.82  end
% 2.44/2.82  substitution1:
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  subsumption: (28583) {G7,W0,D0,L0,V0,M0} R(28566,262);r(248) {  }.
% 2.44/2.82  parent0: (29362) {G3,W0,D0,L0,V0,M0}  {  }.
% 2.44/2.82  substitution0:
% 2.44/2.82  end
% 2.44/2.82  permutation0:
% 2.44/2.82  end
% 2.44/2.82  
% 2.44/2.82  Proof check complete!
% 2.44/2.82  
% 2.44/2.82  Memory use:
% 2.44/2.82  
% 2.44/2.82  space for terms:        368495
% 2.44/2.82  space for clauses:      1208062
% 2.44/2.82  
% 2.44/2.82  
% 2.44/2.82  clauses generated:      86665
% 2.44/2.82  clauses kept:           28584
% 2.44/2.82  clauses selected:       1416
% 2.44/2.82  clauses deleted:        6064
% 2.44/2.82  clauses inuse deleted:  303
% 2.44/2.82  
% 2.44/2.82  subsentry:          347976
% 2.44/2.82  literals s-matched: 272125
% 2.44/2.82  literals matched:   264580
% 2.44/2.82  full subsumption:   17978
% 2.44/2.82  
% 2.44/2.82  checksum:           -1824513932
% 2.44/2.82  
% 2.44/2.82  
% 2.44/2.82  Bliksem ended
%------------------------------------------------------------------------------