TSTP Solution File: SET117+1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET117+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n015.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 22:47:19 EDT 2022

% Result   : Theorem 1.01s 1.42s
% Output   : Refutation 1.01s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.13  % Problem  : SET117+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% 0.06/0.14  % Command  : bliksem %s
% 0.12/0.34  % Computer : n015.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % DateTime : Sun Jul 10 05:33:38 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.33/1.00  *** allocated 10000 integers for termspace/termends
% 0.33/1.00  *** allocated 10000 integers for clauses
% 0.33/1.00  *** allocated 10000 integers for justifications
% 0.33/1.00  Bliksem 1.12
% 0.33/1.00  
% 0.33/1.00  
% 0.33/1.00  Automatic Strategy Selection
% 0.33/1.00  
% 0.33/1.00  
% 0.33/1.00  Clauses:
% 0.33/1.00  
% 0.33/1.00  { ! subclass( X, Y ), ! member( Z, X ), member( Z, Y ) }.
% 0.33/1.00  { ! member( skol1( Z, Y ), Y ), subclass( X, Y ) }.
% 0.33/1.00  { member( skol1( X, Y ), X ), subclass( X, Y ) }.
% 0.33/1.00  { subclass( X, universal_class ) }.
% 0.33/1.00  { ! X = Y, subclass( X, Y ) }.
% 0.33/1.00  { ! X = Y, subclass( Y, X ) }.
% 0.33/1.00  { ! subclass( X, Y ), ! subclass( Y, X ), X = Y }.
% 0.33/1.00  { ! member( X, unordered_pair( Y, Z ) ), member( X, universal_class ) }.
% 0.33/1.00  { ! member( X, unordered_pair( Y, Z ) ), alpha1( X, Y, Z ) }.
% 0.33/1.00  { ! member( X, universal_class ), ! alpha1( X, Y, Z ), member( X, 
% 0.33/1.00    unordered_pair( Y, Z ) ) }.
% 0.33/1.00  { ! alpha1( X, Y, Z ), X = Y, X = Z }.
% 0.33/1.00  { ! X = Y, alpha1( X, Y, Z ) }.
% 0.33/1.00  { ! X = Z, alpha1( X, Y, Z ) }.
% 0.33/1.00  { member( unordered_pair( X, Y ), universal_class ) }.
% 0.33/1.00  { singleton( X ) = unordered_pair( X, X ) }.
% 0.33/1.00  { ordered_pair( X, Y ) = unordered_pair( singleton( X ), unordered_pair( X
% 0.33/1.00    , singleton( Y ) ) ) }.
% 0.33/1.00  { ! member( ordered_pair( X, Y ), cross_product( Z, T ) ), member( X, Z ) }
% 0.33/1.00    .
% 0.33/1.00  { ! member( ordered_pair( X, Y ), cross_product( Z, T ) ), member( Y, T ) }
% 0.33/1.00    .
% 0.33/1.00  { ! member( X, Z ), ! member( Y, T ), member( ordered_pair( X, Y ), 
% 0.33/1.00    cross_product( Z, T ) ) }.
% 0.33/1.00  { ! member( X, universal_class ), ! member( Y, universal_class ), first( 
% 0.33/1.00    ordered_pair( X, Y ) ) = X }.
% 0.33/1.00  { ! member( X, universal_class ), ! member( Y, universal_class ), second( 
% 0.33/1.00    ordered_pair( X, Y ) ) = Y }.
% 0.33/1.00  { ! member( X, cross_product( Y, Z ) ), X = ordered_pair( first( X ), 
% 0.33/1.00    second( X ) ) }.
% 0.33/1.00  { ! member( ordered_pair( X, Y ), element_relation ), member( Y, 
% 0.33/1.00    universal_class ) }.
% 0.33/1.00  { ! member( ordered_pair( X, Y ), element_relation ), member( X, Y ) }.
% 0.33/1.00  { ! member( Y, universal_class ), ! member( X, Y ), member( ordered_pair( X
% 0.33/1.00    , Y ), element_relation ) }.
% 0.33/1.00  { subclass( element_relation, cross_product( universal_class, 
% 0.33/1.00    universal_class ) ) }.
% 0.33/1.00  { ! member( Z, intersection( X, Y ) ), member( Z, X ) }.
% 0.33/1.00  { ! member( Z, intersection( X, Y ) ), member( Z, Y ) }.
% 0.33/1.00  { ! member( Z, X ), ! member( Z, Y ), member( Z, intersection( X, Y ) ) }.
% 0.33/1.00  { ! member( Y, complement( X ) ), member( Y, universal_class ) }.
% 0.33/1.00  { ! member( Y, complement( X ) ), ! member( Y, X ) }.
% 0.33/1.00  { ! member( Y, universal_class ), member( Y, X ), member( Y, complement( X
% 0.33/1.00     ) ) }.
% 0.33/1.00  { restrict( Y, X, Z ) = intersection( Y, cross_product( X, Z ) ) }.
% 0.33/1.00  { ! member( X, null_class ) }.
% 0.33/1.00  { ! member( Y, domain_of( X ) ), member( Y, universal_class ) }.
% 0.33/1.00  { ! member( Y, domain_of( X ) ), ! restrict( X, singleton( Y ), 
% 0.33/1.00    universal_class ) = null_class }.
% 0.33/1.00  { ! member( Y, universal_class ), restrict( X, singleton( Y ), 
% 0.33/1.00    universal_class ) = null_class, member( Y, domain_of( X ) ) }.
% 0.33/1.00  { ! member( ordered_pair( ordered_pair( Y, Z ), T ), rotate( X ) ), member
% 0.33/1.00    ( ordered_pair( ordered_pair( Y, Z ), T ), cross_product( cross_product( 
% 0.33/1.00    universal_class, universal_class ), universal_class ) ) }.
% 0.33/1.00  { ! member( ordered_pair( ordered_pair( Y, Z ), T ), rotate( X ) ), member
% 0.33/1.00    ( ordered_pair( ordered_pair( Z, T ), Y ), X ) }.
% 0.33/1.00  { ! member( ordered_pair( ordered_pair( Y, Z ), T ), cross_product( 
% 0.33/1.00    cross_product( universal_class, universal_class ), universal_class ) ), !
% 0.33/1.00     member( ordered_pair( ordered_pair( Z, T ), Y ), X ), member( 
% 0.33/1.00    ordered_pair( ordered_pair( Y, Z ), T ), rotate( X ) ) }.
% 0.33/1.00  { subclass( rotate( X ), cross_product( cross_product( universal_class, 
% 0.33/1.00    universal_class ), universal_class ) ) }.
% 0.33/1.00  { ! member( ordered_pair( ordered_pair( X, Y ), Z ), flip( T ) ), member( 
% 0.33/1.00    ordered_pair( ordered_pair( X, Y ), Z ), cross_product( cross_product( 
% 0.33/1.00    universal_class, universal_class ), universal_class ) ) }.
% 0.33/1.00  { ! member( ordered_pair( ordered_pair( X, Y ), Z ), flip( T ) ), member( 
% 0.33/1.00    ordered_pair( ordered_pair( Y, X ), Z ), T ) }.
% 0.33/1.00  { ! member( ordered_pair( ordered_pair( X, Y ), Z ), cross_product( 
% 0.33/1.00    cross_product( universal_class, universal_class ), universal_class ) ), !
% 0.33/1.00     member( ordered_pair( ordered_pair( Y, X ), Z ), T ), member( 
% 0.33/1.00    ordered_pair( ordered_pair( X, Y ), Z ), flip( T ) ) }.
% 0.33/1.00  { subclass( flip( X ), cross_product( cross_product( universal_class, 
% 0.74/1.17    universal_class ), universal_class ) ) }.
% 0.74/1.17  { ! member( Z, union( X, Y ) ), member( Z, X ), member( Z, Y ) }.
% 0.74/1.17  { ! member( Z, X ), member( Z, union( X, Y ) ) }.
% 0.74/1.17  { ! member( Z, Y ), member( Z, union( X, Y ) ) }.
% 0.74/1.17  { successor( X ) = union( X, singleton( X ) ) }.
% 0.74/1.17  { subclass( successor_relation, cross_product( universal_class, 
% 0.74/1.17    universal_class ) ) }.
% 0.74/1.17  { ! member( ordered_pair( X, Y ), successor_relation ), member( X, 
% 0.74/1.17    universal_class ) }.
% 0.74/1.17  { ! member( ordered_pair( X, Y ), successor_relation ), alpha2( X, Y ) }.
% 0.74/1.17  { ! member( X, universal_class ), ! alpha2( X, Y ), member( ordered_pair( X
% 0.74/1.17    , Y ), successor_relation ) }.
% 0.74/1.17  { ! alpha2( X, Y ), member( Y, universal_class ) }.
% 0.74/1.17  { ! alpha2( X, Y ), successor( X ) = Y }.
% 0.74/1.17  { ! member( Y, universal_class ), ! successor( X ) = Y, alpha2( X, Y ) }.
% 0.74/1.17  { inverse( X ) = domain_of( flip( cross_product( X, universal_class ) ) ) }
% 0.74/1.17    .
% 0.74/1.17  { range_of( X ) = domain_of( inverse( X ) ) }.
% 0.74/1.17  { image( Y, X ) = range_of( restrict( Y, X, universal_class ) ) }.
% 0.74/1.17  { ! inductive( X ), member( null_class, X ) }.
% 0.74/1.17  { ! inductive( X ), subclass( image( successor_relation, X ), X ) }.
% 0.74/1.17  { ! member( null_class, X ), ! subclass( image( successor_relation, X ), X
% 0.74/1.17     ), inductive( X ) }.
% 0.74/1.17  { member( skol2, universal_class ) }.
% 0.74/1.17  { inductive( skol2 ) }.
% 0.74/1.17  { ! inductive( X ), subclass( skol2, X ) }.
% 0.74/1.17  { ! member( X, sum_class( Y ) ), member( skol3( Z, Y ), Y ) }.
% 0.74/1.17  { ! member( X, sum_class( Y ) ), member( X, skol3( X, Y ) ) }.
% 0.74/1.17  { ! member( X, Z ), ! member( Z, Y ), member( X, sum_class( Y ) ) }.
% 0.74/1.17  { ! member( X, universal_class ), member( sum_class( X ), universal_class )
% 0.74/1.17     }.
% 0.74/1.17  { ! member( X, power_class( Y ) ), member( X, universal_class ) }.
% 0.74/1.17  { ! member( X, power_class( Y ) ), subclass( X, Y ) }.
% 0.74/1.17  { ! member( X, universal_class ), ! subclass( X, Y ), member( X, 
% 0.74/1.17    power_class( Y ) ) }.
% 0.74/1.17  { ! member( X, universal_class ), member( power_class( X ), universal_class
% 0.74/1.17     ) }.
% 0.74/1.17  { subclass( compose( Y, X ), cross_product( universal_class, 
% 0.74/1.17    universal_class ) ) }.
% 0.74/1.17  { ! member( ordered_pair( Z, T ), compose( Y, X ) ), member( Z, 
% 0.74/1.17    universal_class ) }.
% 0.74/1.17  { ! member( ordered_pair( Z, T ), compose( Y, X ) ), member( T, image( Y, 
% 0.74/1.17    image( X, singleton( Z ) ) ) ) }.
% 0.74/1.17  { ! member( Z, universal_class ), ! member( T, image( Y, image( X, 
% 0.74/1.17    singleton( Z ) ) ) ), member( ordered_pair( Z, T ), compose( Y, X ) ) }.
% 0.74/1.17  { ! member( X, identity_relation ), member( skol4( Y ), universal_class ) }
% 0.74/1.17    .
% 0.74/1.17  { ! member( X, identity_relation ), X = ordered_pair( skol4( X ), skol4( X
% 0.74/1.17     ) ) }.
% 0.74/1.17  { ! member( Y, universal_class ), ! X = ordered_pair( Y, Y ), member( X, 
% 0.74/1.17    identity_relation ) }.
% 0.74/1.17  { ! function( X ), subclass( X, cross_product( universal_class, 
% 0.74/1.17    universal_class ) ) }.
% 0.74/1.17  { ! function( X ), subclass( compose( X, inverse( X ) ), identity_relation
% 0.74/1.17     ) }.
% 0.74/1.17  { ! subclass( X, cross_product( universal_class, universal_class ) ), ! 
% 0.74/1.17    subclass( compose( X, inverse( X ) ), identity_relation ), function( X )
% 0.74/1.17     }.
% 0.74/1.17  { ! member( X, universal_class ), ! function( Y ), member( image( Y, X ), 
% 0.74/1.17    universal_class ) }.
% 0.74/1.17  { ! disjoint( X, Y ), ! member( Z, X ), ! member( Z, Y ) }.
% 0.74/1.18  { member( skol5( Z, Y ), Y ), disjoint( X, Y ) }.
% 0.74/1.18  { member( skol5( X, Y ), X ), disjoint( X, Y ) }.
% 0.74/1.18  { X = null_class, member( skol6( Y ), universal_class ) }.
% 0.74/1.18  { X = null_class, member( skol6( X ), X ) }.
% 0.74/1.18  { X = null_class, disjoint( skol6( X ), X ) }.
% 0.74/1.18  { apply( X, Y ) = sum_class( image( X, singleton( Y ) ) ) }.
% 0.74/1.18  { function( skol7 ) }.
% 0.74/1.18  { ! member( X, universal_class ), X = null_class, member( apply( skol7, X )
% 0.74/1.18    , X ) }.
% 0.74/1.18  { ordered_pair( first( skol8 ), second( skol8 ) ) = skol8 }.
% 0.74/1.18  { ! member( skol8, universal_class ) }.
% 0.74/1.18  
% 0.74/1.18  percentage equality = 0.149485, percentage horn = 0.884211
% 0.74/1.18  This is a problem with some equality
% 0.74/1.18  
% 0.74/1.18  
% 0.74/1.18  
% 0.74/1.18  Options Used:
% 0.74/1.18  
% 0.74/1.18  useres =            1
% 0.74/1.18  useparamod =        1
% 0.74/1.18  useeqrefl =         1
% 0.74/1.18  useeqfact =         1
% 0.74/1.18  usefactor =         1
% 0.74/1.18  usesimpsplitting =  0
% 0.74/1.18  usesimpdemod =      5
% 0.74/1.18  usesimpres =        3
% 0.74/1.18  
% 0.74/1.18  resimpinuse      =  1000
% 0.74/1.18  resimpclauses =     20000
% 0.74/1.18  substype =          eqrewr
% 0.74/1.18  backwardsubs =      1
% 0.74/1.18  selectoldest =      5
% 0.74/1.18  
% 0.74/1.18  litorderings [0] =  split
% 0.74/1.18  litorderings [1] =  extend the termordering, first sorting on arguments
% 1.01/1.42  
% 1.01/1.42  termordering =      kbo
% 1.01/1.42  
% 1.01/1.42  litapriori =        0
% 1.01/1.42  termapriori =       1
% 1.01/1.42  litaposteriori =    0
% 1.01/1.42  termaposteriori =   0
% 1.01/1.42  demodaposteriori =  0
% 1.01/1.42  ordereqreflfact =   0
% 1.01/1.42  
% 1.01/1.42  litselect =         negord
% 1.01/1.42  
% 1.01/1.42  maxweight =         15
% 1.01/1.42  maxdepth =          30000
% 1.01/1.42  maxlength =         115
% 1.01/1.42  maxnrvars =         195
% 1.01/1.42  excuselevel =       1
% 1.01/1.42  increasemaxweight = 1
% 1.01/1.42  
% 1.01/1.42  maxselected =       10000000
% 1.01/1.42  maxnrclauses =      10000000
% 1.01/1.42  
% 1.01/1.42  showgenerated =    0
% 1.01/1.42  showkept =         0
% 1.01/1.42  showselected =     0
% 1.01/1.42  showdeleted =      0
% 1.01/1.42  showresimp =       1
% 1.01/1.42  showstatus =       2000
% 1.01/1.42  
% 1.01/1.42  prologoutput =     0
% 1.01/1.42  nrgoals =          5000000
% 1.01/1.42  totalproof =       1
% 1.01/1.42  
% 1.01/1.42  Symbols occurring in the translation:
% 1.01/1.42  
% 1.01/1.42  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 1.01/1.42  .  [1, 2]      (w:1, o:44, a:1, s:1, b:0), 
% 1.01/1.42  !  [4, 1]      (w:0, o:23, a:1, s:1, b:0), 
% 1.01/1.42  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.01/1.42  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.01/1.42  subclass  [37, 2]      (w:1, o:68, a:1, s:1, b:0), 
% 1.01/1.42  member  [39, 2]      (w:1, o:69, a:1, s:1, b:0), 
% 1.01/1.42  universal_class  [40, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 1.01/1.42  unordered_pair  [41, 2]      (w:1, o:70, a:1, s:1, b:0), 
% 1.01/1.42  singleton  [42, 1]      (w:1, o:30, a:1, s:1, b:0), 
% 1.01/1.42  ordered_pair  [43, 2]      (w:1, o:71, a:1, s:1, b:0), 
% 1.01/1.42  cross_product  [45, 2]      (w:1, o:72, a:1, s:1, b:0), 
% 1.01/1.42  first  [46, 1]      (w:1, o:31, a:1, s:1, b:0), 
% 1.01/1.42  second  [47, 1]      (w:1, o:32, a:1, s:1, b:0), 
% 1.01/1.42  element_relation  [49, 0]      (w:1, o:16, a:1, s:1, b:0), 
% 1.01/1.42  intersection  [50, 2]      (w:1, o:74, a:1, s:1, b:0), 
% 1.01/1.42  complement  [51, 1]      (w:1, o:33, a:1, s:1, b:0), 
% 1.01/1.42  restrict  [53, 3]      (w:1, o:83, a:1, s:1, b:0), 
% 1.01/1.42  null_class  [54, 0]      (w:1, o:17, a:1, s:1, b:0), 
% 1.01/1.42  domain_of  [55, 1]      (w:1, o:34, a:1, s:1, b:0), 
% 1.01/1.42  rotate  [57, 1]      (w:1, o:28, a:1, s:1, b:0), 
% 1.01/1.42  flip  [58, 1]      (w:1, o:35, a:1, s:1, b:0), 
% 1.01/1.42  union  [59, 2]      (w:1, o:75, a:1, s:1, b:0), 
% 1.01/1.42  successor  [60, 1]      (w:1, o:36, a:1, s:1, b:0), 
% 1.01/1.42  successor_relation  [61, 0]      (w:1, o:18, a:1, s:1, b:0), 
% 1.01/1.42  inverse  [62, 1]      (w:1, o:37, a:1, s:1, b:0), 
% 1.01/1.42  range_of  [63, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 1.01/1.42  image  [64, 2]      (w:1, o:73, a:1, s:1, b:0), 
% 1.01/1.42  inductive  [65, 1]      (w:1, o:38, a:1, s:1, b:0), 
% 1.01/1.42  sum_class  [66, 1]      (w:1, o:39, a:1, s:1, b:0), 
% 1.01/1.42  power_class  [67, 1]      (w:1, o:40, a:1, s:1, b:0), 
% 1.01/1.42  compose  [69, 2]      (w:1, o:76, a:1, s:1, b:0), 
% 1.01/1.42  identity_relation  [70, 0]      (w:1, o:19, a:1, s:1, b:0), 
% 1.01/1.42  function  [72, 1]      (w:1, o:41, a:1, s:1, b:0), 
% 1.01/1.42  disjoint  [73, 2]      (w:1, o:77, a:1, s:1, b:0), 
% 1.01/1.42  apply  [74, 2]      (w:1, o:78, a:1, s:1, b:0), 
% 1.01/1.42  alpha1  [75, 3]      (w:1, o:84, a:1, s:1, b:1), 
% 1.01/1.42  alpha2  [76, 2]      (w:1, o:79, a:1, s:1, b:1), 
% 1.01/1.42  skol1  [77, 2]      (w:1, o:80, a:1, s:1, b:1), 
% 1.01/1.42  skol2  [78, 0]      (w:1, o:20, a:1, s:1, b:1), 
% 1.01/1.42  skol3  [79, 2]      (w:1, o:81, a:1, s:1, b:1), 
% 1.01/1.42  skol4  [80, 1]      (w:1, o:42, a:1, s:1, b:1), 
% 1.01/1.42  skol5  [81, 2]      (w:1, o:82, a:1, s:1, b:1), 
% 1.01/1.42  skol6  [82, 1]      (w:1, o:43, a:1, s:1, b:1), 
% 1.01/1.42  skol7  [83, 0]      (w:1, o:21, a:1, s:1, b:1), 
% 1.01/1.42  skol8  [84, 0]      (w:1, o:22, a:1, s:1, b:1).
% 1.01/1.42  
% 1.01/1.42  
% 1.01/1.42  Starting Search:
% 1.01/1.42  
% 1.01/1.42  *** allocated 15000 integers for clauses
% 1.01/1.42  *** allocated 22500 integers for clauses
% 1.01/1.42  *** allocated 33750 integers for clauses
% 1.01/1.42  *** allocated 50625 integers for clauses
% 1.01/1.42  *** allocated 15000 integers for termspace/termends
% 1.01/1.42  *** allocated 22500 integers for termspace/termends
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  *** allocated 75937 integers for clauses
% 1.01/1.42  *** allocated 33750 integers for termspace/termends
% 1.01/1.42  *** allocated 113905 integers for clauses
% 1.01/1.42  
% 1.01/1.42  Intermediate Status:
% 1.01/1.42  Generated:    4269
% 1.01/1.42  Kept:         2017
% 1.01/1.42  Inuse:        134
% 1.01/1.42  Deleted:      6
% 1.01/1.42  Deletedinuse: 4
% 1.01/1.42  
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  *** allocated 170857 integers for clauses
% 1.01/1.42  *** allocated 50625 integers for termspace/termends
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  *** allocated 75937 integers for termspace/termends
% 1.01/1.42  *** allocated 256285 integers for clauses
% 1.01/1.42  
% 1.01/1.42  Intermediate Status:
% 1.01/1.42  Generated:    9757
% 1.01/1.42  Kept:         4041
% 1.01/1.42  Inuse:        214
% 1.01/1.42  Deleted:      14
% 1.01/1.42  Deletedinuse: 8
% 1.01/1.42  
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  *** allocated 113905 integers for termspace/termends
% 1.01/1.42  *** allocated 384427 integers for clauses
% 1.01/1.42  
% 1.01/1.42  Intermediate Status:
% 1.01/1.42  Generated:    13567
% 1.01/1.42  Kept:         6067
% 1.01/1.42  Inuse:        277
% 1.01/1.42  Deleted:      56
% 1.01/1.42  Deletedinuse: 45
% 1.01/1.42  
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  
% 1.01/1.42  Intermediate Status:
% 1.01/1.42  Generated:    17262
% 1.01/1.42  Kept:         8071
% 1.01/1.42  Inuse:        345
% 1.01/1.42  Deleted:      66
% 1.01/1.42  Deletedinuse: 52
% 1.01/1.42  
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  *** allocated 576640 integers for clauses
% 1.01/1.42  *** allocated 170857 integers for termspace/termends
% 1.01/1.42  Resimplifying inuse:
% 1.01/1.42  Done
% 1.01/1.42  
% 1.01/1.42  
% 1.01/1.42  Bliksems!, er is een bewijs:
% 1.01/1.42  % SZS status Theorem
% 1.01/1.42  % SZS output start Refutation
% 1.01/1.42  
% 1.01/1.42  (0) {G0,W9,D2,L3,V3,M3} I { ! subclass( X, Y ), ! member( Z, X ), member( Z
% 1.01/1.42    , Y ) }.
% 1.01/1.42  (3) {G0,W3,D2,L1,V1,M1} I { subclass( X, universal_class ) }.
% 1.01/1.42  (4) {G0,W6,D2,L2,V2,M2} I { ! X = Y, subclass( X, Y ) }.
% 1.01/1.42  (5) {G0,W9,D2,L3,V2,M3} I { ! subclass( X, Y ), ! subclass( Y, X ), X = Y
% 1.01/1.42     }.
% 1.01/1.42  (12) {G0,W5,D3,L1,V2,M1} I { member( unordered_pair( X, Y ), 
% 1.01/1.42    universal_class ) }.
% 1.01/1.42  (14) {G0,W11,D5,L1,V2,M1} I { unordered_pair( singleton( X ), 
% 1.01/1.42    unordered_pair( X, singleton( Y ) ) ) ==> ordered_pair( X, Y ) }.
% 1.01/1.42  (92) {G0,W7,D4,L1,V0,M1} I { ordered_pair( first( skol8 ), second( skol8 )
% 1.01/1.42     ) ==> skol8 }.
% 1.01/1.42  (93) {G0,W3,D2,L1,V0,M1} I { ! member( skol8, universal_class ) }.
% 1.01/1.42  (115) {G1,W3,D2,L1,V1,M1} R(93,0);r(3) { ! member( skol8, X ) }.
% 1.01/1.42  (143) {G1,W6,D2,L2,V2,M2} R(5,4);r(4) { X = Y, ! Y = X }.
% 1.01/1.42  (227) {G2,W6,D2,L2,V2,M2} P(143,115) { ! member( X, Y ), ! X = skol8 }.
% 1.01/1.42  (254) {G3,W5,D3,L1,V2,M1} R(227,12) { ! unordered_pair( X, Y ) ==> skol8
% 1.01/1.42     }.
% 1.01/1.42  (645) {G4,W5,D3,L1,V2,M1} P(14,254) { ! ordered_pair( X, Y ) ==> skol8 }.
% 1.01/1.42  (10053) {G5,W0,D0,L0,V0,M0} S(92);r(645) {  }.
% 1.01/1.42  
% 1.01/1.42  
% 1.01/1.42  % SZS output end Refutation
% 1.01/1.42  found a proof!
% 1.01/1.42  
% 1.01/1.42  
% 1.01/1.42  Unprocessed initial clauses:
% 1.01/1.42  
% 1.01/1.42  (10055) {G0,W9,D2,L3,V3,M3}  { ! subclass( X, Y ), ! member( Z, X ), member
% 1.01/1.42    ( Z, Y ) }.
% 1.01/1.42  (10056) {G0,W8,D3,L2,V3,M2}  { ! member( skol1( Z, Y ), Y ), subclass( X, Y
% 1.01/1.42     ) }.
% 1.01/1.42  (10057) {G0,W8,D3,L2,V2,M2}  { member( skol1( X, Y ), X ), subclass( X, Y )
% 1.01/1.42     }.
% 1.01/1.42  (10058) {G0,W3,D2,L1,V1,M1}  { subclass( X, universal_class ) }.
% 1.01/1.42  (10059) {G0,W6,D2,L2,V2,M2}  { ! X = Y, subclass( X, Y ) }.
% 1.01/1.42  (10060) {G0,W6,D2,L2,V2,M2}  { ! X = Y, subclass( Y, X ) }.
% 1.01/1.42  (10061) {G0,W9,D2,L3,V2,M3}  { ! subclass( X, Y ), ! subclass( Y, X ), X = 
% 1.01/1.42    Y }.
% 1.01/1.42  (10062) {G0,W8,D3,L2,V3,M2}  { ! member( X, unordered_pair( Y, Z ) ), 
% 1.01/1.42    member( X, universal_class ) }.
% 1.01/1.42  (10063) {G0,W9,D3,L2,V3,M2}  { ! member( X, unordered_pair( Y, Z ) ), 
% 1.01/1.42    alpha1( X, Y, Z ) }.
% 1.01/1.42  (10064) {G0,W12,D3,L3,V3,M3}  { ! member( X, universal_class ), ! alpha1( X
% 1.01/1.42    , Y, Z ), member( X, unordered_pair( Y, Z ) ) }.
% 1.01/1.42  (10065) {G0,W10,D2,L3,V3,M3}  { ! alpha1( X, Y, Z ), X = Y, X = Z }.
% 1.01/1.42  (10066) {G0,W7,D2,L2,V3,M2}  { ! X = Y, alpha1( X, Y, Z ) }.
% 1.01/1.42  (10067) {G0,W7,D2,L2,V3,M2}  { ! X = Z, alpha1( X, Y, Z ) }.
% 1.01/1.42  (10068) {G0,W5,D3,L1,V2,M1}  { member( unordered_pair( X, Y ), 
% 1.01/1.42    universal_class ) }.
% 1.01/1.42  (10069) {G0,W6,D3,L1,V1,M1}  { singleton( X ) = unordered_pair( X, X ) }.
% 1.01/1.42  (10070) {G0,W11,D5,L1,V2,M1}  { ordered_pair( X, Y ) = unordered_pair( 
% 1.01/1.42    singleton( X ), unordered_pair( X, singleton( Y ) ) ) }.
% 1.01/1.42  (10071) {G0,W10,D3,L2,V4,M2}  { ! member( ordered_pair( X, Y ), 
% 1.01/1.42    cross_product( Z, T ) ), member( X, Z ) }.
% 1.01/1.42  (10072) {G0,W10,D3,L2,V4,M2}  { ! member( ordered_pair( X, Y ), 
% 1.01/1.42    cross_product( Z, T ) ), member( Y, T ) }.
% 1.01/1.42  (10073) {G0,W13,D3,L3,V4,M3}  { ! member( X, Z ), ! member( Y, T ), member
% 1.01/1.42    ( ordered_pair( X, Y ), cross_product( Z, T ) ) }.
% 1.01/1.42  (10074) {G0,W12,D4,L3,V2,M3}  { ! member( X, universal_class ), ! member( Y
% 1.01/1.42    , universal_class ), first( ordered_pair( X, Y ) ) = X }.
% 1.01/1.42  (10075) {G0,W12,D4,L3,V2,M3}  { ! member( X, universal_class ), ! member( Y
% 1.01/1.42    , universal_class ), second( ordered_pair( X, Y ) ) = Y }.
% 1.01/1.42  (10076) {G0,W12,D4,L2,V3,M2}  { ! member( X, cross_product( Y, Z ) ), X = 
% 1.01/1.42    ordered_pair( first( X ), second( X ) ) }.
% 1.01/1.42  (10077) {G0,W8,D3,L2,V2,M2}  { ! member( ordered_pair( X, Y ), 
% 1.01/1.42    element_relation ), member( Y, universal_class ) }.
% 1.01/1.42  (10078) {G0,W8,D3,L2,V2,M2}  { ! member( ordered_pair( X, Y ), 
% 1.01/1.42    element_relation ), member( X, Y ) }.
% 1.01/1.42  (10079) {G0,W11,D3,L3,V2,M3}  { ! member( Y, universal_class ), ! member( X
% 1.01/1.42    , Y ), member( ordered_pair( X, Y ), element_relation ) }.
% 1.01/1.42  (10080) {G0,W5,D3,L1,V0,M1}  { subclass( element_relation, cross_product( 
% 1.01/1.42    universal_class, universal_class ) ) }.
% 1.01/1.42  (10081) {G0,W8,D3,L2,V3,M2}  { ! member( Z, intersection( X, Y ) ), member
% 1.01/1.42    ( Z, X ) }.
% 1.01/1.42  (10082) {G0,W8,D3,L2,V3,M2}  { ! member( Z, intersection( X, Y ) ), member
% 1.01/1.42    ( Z, Y ) }.
% 1.01/1.42  (10083) {G0,W11,D3,L3,V3,M3}  { ! member( Z, X ), ! member( Z, Y ), member
% 1.01/1.42    ( Z, intersection( X, Y ) ) }.
% 1.01/1.42  (10084) {G0,W7,D3,L2,V2,M2}  { ! member( Y, complement( X ) ), member( Y, 
% 1.01/1.42    universal_class ) }.
% 1.01/1.42  (10085) {G0,W7,D3,L2,V2,M2}  { ! member( Y, complement( X ) ), ! member( Y
% 1.01/1.42    , X ) }.
% 1.01/1.42  (10086) {G0,W10,D3,L3,V2,M3}  { ! member( Y, universal_class ), member( Y, 
% 1.01/1.42    X ), member( Y, complement( X ) ) }.
% 1.01/1.42  (10087) {G0,W10,D4,L1,V3,M1}  { restrict( Y, X, Z ) = intersection( Y, 
% 1.01/1.42    cross_product( X, Z ) ) }.
% 1.01/1.42  (10088) {G0,W3,D2,L1,V1,M1}  { ! member( X, null_class ) }.
% 1.01/1.42  (10089) {G0,W7,D3,L2,V2,M2}  { ! member( Y, domain_of( X ) ), member( Y, 
% 1.01/1.42    universal_class ) }.
% 1.01/1.42  (10090) {G0,W11,D4,L2,V2,M2}  { ! member( Y, domain_of( X ) ), ! restrict( 
% 1.01/1.42    X, singleton( Y ), universal_class ) = null_class }.
% 1.01/1.42  (10091) {G0,W14,D4,L3,V2,M3}  { ! member( Y, universal_class ), restrict( X
% 1.01/1.42    , singleton( Y ), universal_class ) = null_class, member( Y, domain_of( X
% 1.01/1.42     ) ) }.
% 1.01/1.42  (10092) {G0,W19,D4,L2,V4,M2}  { ! member( ordered_pair( ordered_pair( Y, Z
% 1.01/1.42     ), T ), rotate( X ) ), member( ordered_pair( ordered_pair( Y, Z ), T ), 
% 1.01/1.42    cross_product( cross_product( universal_class, universal_class ), 
% 1.01/1.42    universal_class ) ) }.
% 1.01/1.42  (10093) {G0,W15,D4,L2,V4,M2}  { ! member( ordered_pair( ordered_pair( Y, Z
% 1.01/1.42     ), T ), rotate( X ) ), member( ordered_pair( ordered_pair( Z, T ), Y ), 
% 1.01/1.42    X ) }.
% 1.01/1.42  (10094) {G0,W26,D4,L3,V4,M3}  { ! member( ordered_pair( ordered_pair( Y, Z
% 1.01/1.42     ), T ), cross_product( cross_product( universal_class, universal_class )
% 1.01/1.42    , universal_class ) ), ! member( ordered_pair( ordered_pair( Z, T ), Y )
% 1.01/1.42    , X ), member( ordered_pair( ordered_pair( Y, Z ), T ), rotate( X ) ) }.
% 1.01/1.42  (10095) {G0,W8,D4,L1,V1,M1}  { subclass( rotate( X ), cross_product( 
% 1.01/1.42    cross_product( universal_class, universal_class ), universal_class ) )
% 1.01/1.42     }.
% 1.01/1.42  (10096) {G0,W19,D4,L2,V4,M2}  { ! member( ordered_pair( ordered_pair( X, Y
% 1.01/1.42     ), Z ), flip( T ) ), member( ordered_pair( ordered_pair( X, Y ), Z ), 
% 1.01/1.42    cross_product( cross_product( universal_class, universal_class ), 
% 1.01/1.42    universal_class ) ) }.
% 1.01/1.42  (10097) {G0,W15,D4,L2,V4,M2}  { ! member( ordered_pair( ordered_pair( X, Y
% 1.01/1.42     ), Z ), flip( T ) ), member( ordered_pair( ordered_pair( Y, X ), Z ), T
% 1.01/1.42     ) }.
% 1.01/1.42  (10098) {G0,W26,D4,L3,V4,M3}  { ! member( ordered_pair( ordered_pair( X, Y
% 1.01/1.42     ), Z ), cross_product( cross_product( universal_class, universal_class )
% 1.01/1.42    , universal_class ) ), ! member( ordered_pair( ordered_pair( Y, X ), Z )
% 1.01/1.42    , T ), member( ordered_pair( ordered_pair( X, Y ), Z ), flip( T ) ) }.
% 1.01/1.42  (10099) {G0,W8,D4,L1,V1,M1}  { subclass( flip( X ), cross_product( 
% 1.01/1.42    cross_product( universal_class, universal_class ), universal_class ) )
% 1.01/1.42     }.
% 1.01/1.42  (10100) {G0,W11,D3,L3,V3,M3}  { ! member( Z, union( X, Y ) ), member( Z, X
% 1.01/1.42     ), member( Z, Y ) }.
% 1.01/1.42  (10101) {G0,W8,D3,L2,V3,M2}  { ! member( Z, X ), member( Z, union( X, Y ) )
% 1.01/1.42     }.
% 1.01/1.42  (10102) {G0,W8,D3,L2,V3,M2}  { ! member( Z, Y ), member( Z, union( X, Y ) )
% 1.01/1.42     }.
% 1.01/1.42  (10103) {G0,W7,D4,L1,V1,M1}  { successor( X ) = union( X, singleton( X ) )
% 1.01/1.42     }.
% 1.01/1.42  (10104) {G0,W5,D3,L1,V0,M1}  { subclass( successor_relation, cross_product
% 1.01/1.42    ( universal_class, universal_class ) ) }.
% 1.01/1.42  (10105) {G0,W8,D3,L2,V2,M2}  { ! member( ordered_pair( X, Y ), 
% 1.01/1.42    successor_relation ), member( X, universal_class ) }.
% 1.01/1.42  (10106) {G0,W8,D3,L2,V2,M2}  { ! member( ordered_pair( X, Y ), 
% 1.01/1.42    successor_relation ), alpha2( X, Y ) }.
% 1.01/1.42  (10107) {G0,W11,D3,L3,V2,M3}  { ! member( X, universal_class ), ! alpha2( X
% 1.01/1.42    , Y ), member( ordered_pair( X, Y ), successor_relation ) }.
% 1.01/1.42  (10108) {G0,W6,D2,L2,V2,M2}  { ! alpha2( X, Y ), member( Y, universal_class
% 1.01/1.42     ) }.
% 1.01/1.42  (10109) {G0,W7,D3,L2,V2,M2}  { ! alpha2( X, Y ), successor( X ) = Y }.
% 1.01/1.42  (10110) {G0,W10,D3,L3,V2,M3}  { ! member( Y, universal_class ), ! successor
% 1.01/1.42    ( X ) = Y, alpha2( X, Y ) }.
% 1.01/1.42  (10111) {G0,W8,D5,L1,V1,M1}  { inverse( X ) = domain_of( flip( 
% 1.01/1.42    cross_product( X, universal_class ) ) ) }.
% 1.01/1.42  (10112) {G0,W6,D4,L1,V1,M1}  { range_of( X ) = domain_of( inverse( X ) )
% 1.01/1.42     }.
% 1.01/1.42  (10113) {G0,W9,D4,L1,V2,M1}  { image( Y, X ) = range_of( restrict( Y, X, 
% 1.01/1.42    universal_class ) ) }.
% 1.01/1.42  (10114) {G0,W5,D2,L2,V1,M2}  { ! inductive( X ), member( null_class, X )
% 1.01/1.42     }.
% 1.01/1.42  (10115) {G0,W7,D3,L2,V1,M2}  { ! inductive( X ), subclass( image( 
% 1.01/1.42    successor_relation, X ), X ) }.
% 1.01/1.42  (10116) {G0,W10,D3,L3,V1,M3}  { ! member( null_class, X ), ! subclass( 
% 1.01/1.42    image( successor_relation, X ), X ), inductive( X ) }.
% 1.01/1.42  (10117) {G0,W3,D2,L1,V0,M1}  { member( skol2, universal_class ) }.
% 1.01/1.42  (10118) {G0,W2,D2,L1,V0,M1}  { inductive( skol2 ) }.
% 1.01/1.42  (10119) {G0,W5,D2,L2,V1,M2}  { ! inductive( X ), subclass( skol2, X ) }.
% 1.01/1.42  (10120) {G0,W9,D3,L2,V3,M2}  { ! member( X, sum_class( Y ) ), member( skol3
% 1.01/1.42    ( Z, Y ), Y ) }.
% 1.01/1.42  (10121) {G0,W9,D3,L2,V2,M2}  { ! member( X, sum_class( Y ) ), member( X, 
% 1.01/1.42    skol3( X, Y ) ) }.
% 1.01/1.42  (10122) {G0,W10,D3,L3,V3,M3}  { ! member( X, Z ), ! member( Z, Y ), member
% 1.01/1.42    ( X, sum_class( Y ) ) }.
% 1.01/1.42  (10123) {G0,W7,D3,L2,V1,M2}  { ! member( X, universal_class ), member( 
% 1.01/1.42    sum_class( X ), universal_class ) }.
% 1.01/1.42  (10124) {G0,W7,D3,L2,V2,M2}  { ! member( X, power_class( Y ) ), member( X, 
% 1.01/1.42    universal_class ) }.
% 1.01/1.42  (10125) {G0,W7,D3,L2,V2,M2}  { ! member( X, power_class( Y ) ), subclass( X
% 1.01/1.42    , Y ) }.
% 1.01/1.42  (10126) {G0,W10,D3,L3,V2,M3}  { ! member( X, universal_class ), ! subclass
% 1.01/1.42    ( X, Y ), member( X, power_class( Y ) ) }.
% 1.01/1.42  (10127) {G0,W7,D3,L2,V1,M2}  { ! member( X, universal_class ), member( 
% 1.01/1.42    power_class( X ), universal_class ) }.
% 1.01/1.42  (10128) {G0,W7,D3,L1,V2,M1}  { subclass( compose( Y, X ), cross_product( 
% 1.01/1.42    universal_class, universal_class ) ) }.
% 1.01/1.42  (10129) {G0,W10,D3,L2,V4,M2}  { ! member( ordered_pair( Z, T ), compose( Y
% 1.01/1.42    , X ) ), member( Z, universal_class ) }.
% 1.01/1.42  (10130) {G0,W15,D5,L2,V4,M2}  { ! member( ordered_pair( Z, T ), compose( Y
% 1.01/1.42    , X ) ), member( T, image( Y, image( X, singleton( Z ) ) ) ) }.
% 1.01/1.42  (10131) {G0,W18,D5,L3,V4,M3}  { ! member( Z, universal_class ), ! member( T
% 1.01/1.42    , image( Y, image( X, singleton( Z ) ) ) ), member( ordered_pair( Z, T )
% 1.01/1.42    , compose( Y, X ) ) }.
% 1.01/1.42  (10132) {G0,W7,D3,L2,V2,M2}  { ! member( X, identity_relation ), member( 
% 1.01/1.42    skol4( Y ), universal_class ) }.
% 1.01/1.42  (10133) {G0,W10,D4,L2,V1,M2}  { ! member( X, identity_relation ), X = 
% 1.01/1.42    ordered_pair( skol4( X ), skol4( X ) ) }.
% 1.01/1.42  (10134) {G0,W11,D3,L3,V2,M3}  { ! member( Y, universal_class ), ! X = 
% 1.01/1.42    ordered_pair( Y, Y ), member( X, identity_relation ) }.
% 1.01/1.42  (10135) {G0,W7,D3,L2,V1,M2}  { ! function( X ), subclass( X, cross_product
% 1.01/1.42    ( universal_class, universal_class ) ) }.
% 1.01/1.42  (10136) {G0,W8,D4,L2,V1,M2}  { ! function( X ), subclass( compose( X, 
% 1.01/1.42    inverse( X ) ), identity_relation ) }.
% 1.01/1.42  (10137) {G0,W13,D4,L3,V1,M3}  { ! subclass( X, cross_product( 
% 1.01/1.42    universal_class, universal_class ) ), ! subclass( compose( X, inverse( X
% 1.01/1.42     ) ), identity_relation ), function( X ) }.
% 1.01/1.42  (10138) {G0,W10,D3,L3,V2,M3}  { ! member( X, universal_class ), ! function
% 1.01/1.42    ( Y ), member( image( Y, X ), universal_class ) }.
% 1.01/1.42  (10139) {G0,W9,D2,L3,V3,M3}  { ! disjoint( X, Y ), ! member( Z, X ), ! 
% 1.01/1.42    member( Z, Y ) }.
% 1.01/1.42  (10140) {G0,W8,D3,L2,V3,M2}  { member( skol5( Z, Y ), Y ), disjoint( X, Y )
% 1.01/1.42     }.
% 1.01/1.42  (10141) {G0,W8,D3,L2,V2,M2}  { member( skol5( X, Y ), X ), disjoint( X, Y )
% 1.01/1.42     }.
% 1.01/1.42  (10142) {G0,W7,D3,L2,V2,M2}  { X = null_class, member( skol6( Y ), 
% 1.01/1.42    universal_class ) }.
% 1.01/1.42  (10143) {G0,W7,D3,L2,V1,M2}  { X = null_class, member( skol6( X ), X ) }.
% 1.01/1.42  (10144) {G0,W7,D3,L2,V1,M2}  { X = null_class, disjoint( skol6( X ), X )
% 1.01/1.42     }.
% 1.01/1.42  (10145) {G0,W9,D5,L1,V2,M1}  { apply( X, Y ) = sum_class( image( X, 
% 1.01/1.42    singleton( Y ) ) ) }.
% 1.01/1.42  (10146) {G0,W2,D2,L1,V0,M1}  { function( skol7 ) }.
% 1.01/1.42  (10147) {G0,W11,D3,L3,V1,M3}  { ! member( X, universal_class ), X = 
% 1.01/1.42    null_class, member( apply( skol7, X ), X ) }.
% 1.01/1.42  (10148) {G0,W7,D4,L1,V0,M1}  { ordered_pair( first( skol8 ), second( skol8
% 1.01/1.42     ) ) = skol8 }.
% 1.01/1.42  (10149) {G0,W3,D2,L1,V0,M1}  { ! member( skol8, universal_class ) }.
% 1.01/1.42  
% 1.01/1.42  
% 1.01/1.42  Total Proof:
% 1.01/1.42  
% 1.01/1.42  subsumption: (0) {G0,W9,D2,L3,V3,M3} I { ! subclass( X, Y ), ! member( Z, X
% 1.01/1.42     ), member( Z, Y ) }.
% 1.01/1.42  parent0: (10055) {G0,W9,D2,L3,V3,M3}  { ! subclass( X, Y ), ! member( Z, X
% 1.01/1.42     ), member( Z, Y ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42     Z := Z
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42     1 ==> 1
% 1.01/1.42     2 ==> 2
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  subsumption: (3) {G0,W3,D2,L1,V1,M1} I { subclass( X, universal_class ) }.
% 1.01/1.42  parent0: (10058) {G0,W3,D2,L1,V1,M1}  { subclass( X, universal_class ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  subsumption: (4) {G0,W6,D2,L2,V2,M2} I { ! X = Y, subclass( X, Y ) }.
% 1.01/1.42  parent0: (10059) {G0,W6,D2,L2,V2,M2}  { ! X = Y, subclass( X, Y ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42     1 ==> 1
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  subsumption: (5) {G0,W9,D2,L3,V2,M3} I { ! subclass( X, Y ), ! subclass( Y
% 1.01/1.42    , X ), X = Y }.
% 1.01/1.42  parent0: (10061) {G0,W9,D2,L3,V2,M3}  { ! subclass( X, Y ), ! subclass( Y, 
% 1.01/1.42    X ), X = Y }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42     1 ==> 1
% 1.01/1.42     2 ==> 2
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  subsumption: (12) {G0,W5,D3,L1,V2,M1} I { member( unordered_pair( X, Y ), 
% 1.01/1.42    universal_class ) }.
% 1.01/1.42  parent0: (10068) {G0,W5,D3,L1,V2,M1}  { member( unordered_pair( X, Y ), 
% 1.01/1.42    universal_class ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  eqswap: (10175) {G0,W11,D5,L1,V2,M1}  { unordered_pair( singleton( X ), 
% 1.01/1.42    unordered_pair( X, singleton( Y ) ) ) = ordered_pair( X, Y ) }.
% 1.01/1.42  parent0[0]: (10070) {G0,W11,D5,L1,V2,M1}  { ordered_pair( X, Y ) = 
% 1.01/1.42    unordered_pair( singleton( X ), unordered_pair( X, singleton( Y ) ) ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  subsumption: (14) {G0,W11,D5,L1,V2,M1} I { unordered_pair( singleton( X ), 
% 1.01/1.42    unordered_pair( X, singleton( Y ) ) ) ==> ordered_pair( X, Y ) }.
% 1.01/1.42  parent0: (10175) {G0,W11,D5,L1,V2,M1}  { unordered_pair( singleton( X ), 
% 1.01/1.42    unordered_pair( X, singleton( Y ) ) ) = ordered_pair( X, Y ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  subsumption: (92) {G0,W7,D4,L1,V0,M1} I { ordered_pair( first( skol8 ), 
% 1.01/1.42    second( skol8 ) ) ==> skol8 }.
% 1.01/1.42  parent0: (10148) {G0,W7,D4,L1,V0,M1}  { ordered_pair( first( skol8 ), 
% 1.01/1.42    second( skol8 ) ) = skol8 }.
% 1.01/1.42  substitution0:
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  subsumption: (93) {G0,W3,D2,L1,V0,M1} I { ! member( skol8, universal_class
% 1.01/1.42     ) }.
% 1.01/1.42  parent0: (10149) {G0,W3,D2,L1,V0,M1}  { ! member( skol8, universal_class )
% 1.01/1.42     }.
% 1.01/1.42  substitution0:
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  resolution: (10264) {G1,W6,D2,L2,V1,M2}  { ! subclass( X, universal_class )
% 1.01/1.42    , ! member( skol8, X ) }.
% 1.01/1.42  parent0[0]: (93) {G0,W3,D2,L1,V0,M1} I { ! member( skol8, universal_class )
% 1.01/1.42     }.
% 1.01/1.42  parent1[2]: (0) {G0,W9,D2,L3,V3,M3} I { ! subclass( X, Y ), ! member( Z, X
% 1.01/1.42     ), member( Z, Y ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42  end
% 1.01/1.42  substitution1:
% 1.01/1.42     X := X
% 1.01/1.42     Y := universal_class
% 1.01/1.42     Z := skol8
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  resolution: (10265) {G1,W3,D2,L1,V1,M1}  { ! member( skol8, X ) }.
% 1.01/1.42  parent0[0]: (10264) {G1,W6,D2,L2,V1,M2}  { ! subclass( X, universal_class )
% 1.01/1.42    , ! member( skol8, X ) }.
% 1.01/1.42  parent1[0]: (3) {G0,W3,D2,L1,V1,M1} I { subclass( X, universal_class ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42  end
% 1.01/1.42  substitution1:
% 1.01/1.42     X := X
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  subsumption: (115) {G1,W3,D2,L1,V1,M1} R(93,0);r(3) { ! member( skol8, X )
% 1.01/1.42     }.
% 1.01/1.42  parent0: (10265) {G1,W3,D2,L1,V1,M1}  { ! member( skol8, X ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42  end
% 1.01/1.42  permutation0:
% 1.01/1.42     0 ==> 0
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  eqswap: (10266) {G0,W6,D2,L2,V2,M2}  { ! Y = X, subclass( X, Y ) }.
% 1.01/1.42  parent0[0]: (4) {G0,W6,D2,L2,V2,M2} I { ! X = Y, subclass( X, Y ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  eqswap: (10267) {G0,W6,D2,L2,V2,M2}  { ! Y = X, subclass( X, Y ) }.
% 1.01/1.42  parent0[0]: (4) {G0,W6,D2,L2,V2,M2} I { ! X = Y, subclass( X, Y ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  resolution: (10268) {G1,W9,D2,L3,V2,M3}  { ! subclass( Y, X ), X = Y, ! Y =
% 1.01/1.42     X }.
% 1.01/1.42  parent0[0]: (5) {G0,W9,D2,L3,V2,M3} I { ! subclass( X, Y ), ! subclass( Y, 
% 1.01/1.42    X ), X = Y }.
% 1.01/1.42  parent1[1]: (10266) {G0,W6,D2,L2,V2,M2}  { ! Y = X, subclass( X, Y ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  substitution1:
% 1.01/1.42     X := X
% 1.01/1.42     Y := Y
% 1.01/1.42  end
% 1.01/1.42  
% 1.01/1.42  resolution: (10270) {G1,W9,D2,L3,V2,M3}  { Y = X, ! X = Y, ! Y = X }.
% 1.01/1.42  parent0[0]: (10268) {G1,W9,D2,L3,V2,M3}  { ! subclass( Y, X ), X = Y, ! Y =
% 1.01/1.42     X }.
% 1.01/1.42  parent1[1]: (10267) {G0,W6,D2,L2,V2,M2}  { ! Y = X, subclass( X, Y ) }.
% 1.01/1.42  substitution0:
% 1.01/1.42     X := Y
% 1.01/1.42     Y := X
% 1.01/1.42  end
% 1.01/1.42  substitution1Cputime limit exceeded (core dumped)
%------------------------------------------------------------------------------