TSTP Solution File: SEU165+3 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SEU165+3 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n005.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 0s
% DateTime : Tue Jul 19 07:11:06 EDT 2022

% Result   : Theorem 0.41s 1.07s
% Output   : Refutation 0.41s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SEU165+3 : TPTP v8.1.0. Released v3.2.0.
% 0.06/0.12  % Command  : bliksem %s
% 0.13/0.33  % Computer : n005.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % DateTime : Mon Jun 20 07:34:53 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.41/1.07  *** allocated 10000 integers for termspace/termends
% 0.41/1.07  *** allocated 10000 integers for clauses
% 0.41/1.07  *** allocated 10000 integers for justifications
% 0.41/1.07  Bliksem 1.12
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  Automatic Strategy Selection
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  Clauses:
% 0.41/1.07  
% 0.41/1.07  { unordered_pair( X, Y ) = unordered_pair( Y, X ) }.
% 0.41/1.07  { ! in( X, Y ), ! in( Y, X ) }.
% 0.41/1.07  { ! empty( ordered_pair( X, Y ) ) }.
% 0.41/1.07  { empty( skol1 ) }.
% 0.41/1.07  { ! empty( skol2 ) }.
% 0.41/1.07  { ordered_pair( X, Y ) = unordered_pair( unordered_pair( X, Y ), singleton
% 0.41/1.07    ( X ) ) }.
% 0.41/1.07  { alpha1( skol3, skol4, skol5, skol6 ), in( skol3, skol5 ) }.
% 0.41/1.07  { alpha1( skol3, skol4, skol5, skol6 ), in( skol4, skol6 ) }.
% 0.41/1.07  { alpha1( skol3, skol4, skol5, skol6 ), ! in( ordered_pair( skol3, skol4 )
% 0.41/1.07    , cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  { ! alpha1( X, Y, Z, T ), in( ordered_pair( X, Y ), cartesian_product2( Z, 
% 0.41/1.07    T ) ) }.
% 0.41/1.07  { ! alpha1( X, Y, Z, T ), ! in( X, Z ), ! in( Y, T ) }.
% 0.41/1.07  { ! in( ordered_pair( X, Y ), cartesian_product2( Z, T ) ), in( X, Z ), 
% 0.41/1.07    alpha1( X, Y, Z, T ) }.
% 0.41/1.07  { ! in( ordered_pair( X, Y ), cartesian_product2( Z, T ) ), in( Y, T ), 
% 0.41/1.07    alpha1( X, Y, Z, T ) }.
% 0.41/1.07  { ! in( ordered_pair( X, Y ), cartesian_product2( Z, T ) ), in( X, Z ) }.
% 0.41/1.07  { ! in( ordered_pair( X, Y ), cartesian_product2( Z, T ) ), in( Y, T ) }.
% 0.41/1.07  { ! in( X, Z ), ! in( Y, T ), in( ordered_pair( X, Y ), cartesian_product2
% 0.41/1.07    ( Z, T ) ) }.
% 0.41/1.07  
% 0.41/1.07  percentage equality = 0.064516, percentage horn = 0.750000
% 0.41/1.07  This is a problem with some equality
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  Options Used:
% 0.41/1.07  
% 0.41/1.07  useres =            1
% 0.41/1.07  useparamod =        1
% 0.41/1.07  useeqrefl =         1
% 0.41/1.07  useeqfact =         1
% 0.41/1.07  usefactor =         1
% 0.41/1.07  usesimpsplitting =  0
% 0.41/1.07  usesimpdemod =      5
% 0.41/1.07  usesimpres =        3
% 0.41/1.07  
% 0.41/1.07  resimpinuse      =  1000
% 0.41/1.07  resimpclauses =     20000
% 0.41/1.07  substype =          eqrewr
% 0.41/1.07  backwardsubs =      1
% 0.41/1.07  selectoldest =      5
% 0.41/1.07  
% 0.41/1.07  litorderings [0] =  split
% 0.41/1.07  litorderings [1] =  extend the termordering, first sorting on arguments
% 0.41/1.07  
% 0.41/1.07  termordering =      kbo
% 0.41/1.07  
% 0.41/1.07  litapriori =        0
% 0.41/1.07  termapriori =       1
% 0.41/1.07  litaposteriori =    0
% 0.41/1.07  termaposteriori =   0
% 0.41/1.07  demodaposteriori =  0
% 0.41/1.07  ordereqreflfact =   0
% 0.41/1.07  
% 0.41/1.07  litselect =         negord
% 0.41/1.07  
% 0.41/1.07  maxweight =         15
% 0.41/1.07  maxdepth =          30000
% 0.41/1.07  maxlength =         115
% 0.41/1.07  maxnrvars =         195
% 0.41/1.07  excuselevel =       1
% 0.41/1.07  increasemaxweight = 1
% 0.41/1.07  
% 0.41/1.07  maxselected =       10000000
% 0.41/1.07  maxnrclauses =      10000000
% 0.41/1.07  
% 0.41/1.07  showgenerated =    0
% 0.41/1.07  showkept =         0
% 0.41/1.07  showselected =     0
% 0.41/1.07  showdeleted =      0
% 0.41/1.07  showresimp =       1
% 0.41/1.07  showstatus =       2000
% 0.41/1.07  
% 0.41/1.07  prologoutput =     0
% 0.41/1.07  nrgoals =          5000000
% 0.41/1.07  totalproof =       1
% 0.41/1.07  
% 0.41/1.07  Symbols occurring in the translation:
% 0.41/1.07  
% 0.41/1.07  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.41/1.07  .  [1, 2]      (w:1, o:23, a:1, s:1, b:0), 
% 0.41/1.07  !  [4, 1]      (w:0, o:16, a:1, s:1, b:0), 
% 0.41/1.07  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.41/1.07  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.41/1.07  unordered_pair  [37, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 0.41/1.07  in  [38, 2]      (w:1, o:48, a:1, s:1, b:0), 
% 0.41/1.07  ordered_pair  [39, 2]      (w:1, o:49, a:1, s:1, b:0), 
% 0.41/1.07  empty  [40, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 0.41/1.07  singleton  [41, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 0.41/1.07  cartesian_product2  [44, 2]      (w:1, o:50, a:1, s:1, b:0), 
% 0.41/1.07  alpha1  [45, 4]      (w:1, o:51, a:1, s:1, b:1), 
% 0.41/1.07  skol1  [46, 0]      (w:1, o:10, a:1, s:1, b:1), 
% 0.41/1.07  skol2  [47, 0]      (w:1, o:11, a:1, s:1, b:1), 
% 0.41/1.07  skol3  [48, 0]      (w:1, o:12, a:1, s:1, b:1), 
% 0.41/1.07  skol4  [49, 0]      (w:1, o:13, a:1, s:1, b:1), 
% 0.41/1.07  skol5  [50, 0]      (w:1, o:14, a:1, s:1, b:1), 
% 0.41/1.07  skol6  [51, 0]      (w:1, o:15, a:1, s:1, b:1).
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  Starting Search:
% 0.41/1.07  
% 0.41/1.07  *** allocated 15000 integers for clauses
% 0.41/1.07  
% 0.41/1.07  Bliksems!, er is een bewijs:
% 0.41/1.07  % SZS status Theorem
% 0.41/1.07  % SZS output start Refutation
% 0.41/1.07  
% 0.41/1.07  (6) {G0,W8,D2,L2,V0,M2} I { alpha1( skol3, skol4, skol5, skol6 ), in( skol3
% 0.41/1.07    , skol5 ) }.
% 0.41/1.07  (7) {G0,W8,D2,L2,V0,M2} I { alpha1( skol3, skol4, skol5, skol6 ), in( skol4
% 0.41/1.07    , skol6 ) }.
% 0.41/1.07  (8) {G0,W12,D3,L2,V0,M2} I { alpha1( skol3, skol4, skol5, skol6 ), ! in( 
% 0.41/1.07    ordered_pair( skol3, skol4 ), cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  (9) {G0,W12,D3,L2,V4,M2} I { ! alpha1( X, Y, Z, T ), in( ordered_pair( X, Y
% 0.41/1.07     ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  (10) {G0,W11,D2,L3,V4,M3} I { ! alpha1( X, Y, Z, T ), ! in( X, Z ), ! in( Y
% 0.41/1.07    , T ) }.
% 0.41/1.07  (13) {G0,W10,D3,L2,V4,M2} I { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( X, Z ) }.
% 0.41/1.07  (14) {G0,W10,D3,L2,V4,M2} I { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( Y, T ) }.
% 0.41/1.07  (15) {G0,W13,D3,L3,V4,M3} I { ! in( X, Z ), ! in( Y, T ), in( ordered_pair
% 0.41/1.07    ( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  (52) {G1,W8,D2,L2,V4,M2} R(9,13) { ! alpha1( X, Y, Z, T ), in( X, Z ) }.
% 0.41/1.07  (59) {G1,W3,D2,L1,V0,M1} R(9,6);r(13) { in( skol3, skol5 ) }.
% 0.41/1.07  (61) {G1,W3,D2,L1,V0,M1} R(9,7);r(14) { in( skol4, skol6 ) }.
% 0.41/1.07  (125) {G2,W13,D2,L3,V6,M3} R(52,10) { ! alpha1( X, Y, Z, T ), ! alpha1( X, 
% 0.41/1.07    U, Z, W ), ! in( U, W ) }.
% 0.41/1.07  (137) {G3,W8,D2,L2,V4,M2} F(125) { ! alpha1( X, Y, Z, T ), ! in( Y, T ) }.
% 0.41/1.07  (171) {G4,W7,D3,L1,V0,M1} R(137,8);r(61) { ! in( ordered_pair( skol3, skol4
% 0.41/1.07     ), cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  (174) {G5,W3,D2,L1,V0,M1} R(171,15);r(59) { ! in( skol4, skol6 ) }.
% 0.41/1.07  (180) {G6,W0,D0,L0,V0,M0} S(174);r(61) {  }.
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  % SZS output end Refutation
% 0.41/1.07  found a proof!
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  Unprocessed initial clauses:
% 0.41/1.07  
% 0.41/1.07  (182) {G0,W7,D3,L1,V2,M1}  { unordered_pair( X, Y ) = unordered_pair( Y, X
% 0.41/1.07     ) }.
% 0.41/1.07  (183) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), ! in( Y, X ) }.
% 0.41/1.07  (184) {G0,W4,D3,L1,V2,M1}  { ! empty( ordered_pair( X, Y ) ) }.
% 0.41/1.07  (185) {G0,W2,D2,L1,V0,M1}  { empty( skol1 ) }.
% 0.41/1.07  (186) {G0,W2,D2,L1,V0,M1}  { ! empty( skol2 ) }.
% 0.41/1.07  (187) {G0,W10,D4,L1,V2,M1}  { ordered_pair( X, Y ) = unordered_pair( 
% 0.41/1.07    unordered_pair( X, Y ), singleton( X ) ) }.
% 0.41/1.07  (188) {G0,W8,D2,L2,V0,M2}  { alpha1( skol3, skol4, skol5, skol6 ), in( 
% 0.41/1.07    skol3, skol5 ) }.
% 0.41/1.07  (189) {G0,W8,D2,L2,V0,M2}  { alpha1( skol3, skol4, skol5, skol6 ), in( 
% 0.41/1.07    skol4, skol6 ) }.
% 0.41/1.07  (190) {G0,W12,D3,L2,V0,M2}  { alpha1( skol3, skol4, skol5, skol6 ), ! in( 
% 0.41/1.07    ordered_pair( skol3, skol4 ), cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  (191) {G0,W12,D3,L2,V4,M2}  { ! alpha1( X, Y, Z, T ), in( ordered_pair( X, 
% 0.41/1.07    Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  (192) {G0,W11,D2,L3,V4,M3}  { ! alpha1( X, Y, Z, T ), ! in( X, Z ), ! in( Y
% 0.41/1.07    , T ) }.
% 0.41/1.07  (193) {G0,W15,D3,L3,V4,M3}  { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( X, Z ), alpha1( X, Y, Z, T ) }.
% 0.41/1.07  (194) {G0,W15,D3,L3,V4,M3}  { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( Y, T ), alpha1( X, Y, Z, T ) }.
% 0.41/1.07  (195) {G0,W10,D3,L2,V4,M2}  { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( X, Z ) }.
% 0.41/1.07  (196) {G0,W10,D3,L2,V4,M2}  { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( Y, T ) }.
% 0.41/1.07  (197) {G0,W13,D3,L3,V4,M3}  { ! in( X, Z ), ! in( Y, T ), in( ordered_pair
% 0.41/1.07    ( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  Total Proof:
% 0.41/1.07  
% 0.41/1.07  subsumption: (6) {G0,W8,D2,L2,V0,M2} I { alpha1( skol3, skol4, skol5, skol6
% 0.41/1.07     ), in( skol3, skol5 ) }.
% 0.41/1.07  parent0: (188) {G0,W8,D2,L2,V0,M2}  { alpha1( skol3, skol4, skol5, skol6 )
% 0.41/1.07    , in( skol3, skol5 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (7) {G0,W8,D2,L2,V0,M2} I { alpha1( skol3, skol4, skol5, skol6
% 0.41/1.07     ), in( skol4, skol6 ) }.
% 0.41/1.07  parent0: (189) {G0,W8,D2,L2,V0,M2}  { alpha1( skol3, skol4, skol5, skol6 )
% 0.41/1.07    , in( skol4, skol6 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (8) {G0,W12,D3,L2,V0,M2} I { alpha1( skol3, skol4, skol5, 
% 0.41/1.07    skol6 ), ! in( ordered_pair( skol3, skol4 ), cartesian_product2( skol5, 
% 0.41/1.07    skol6 ) ) }.
% 0.41/1.07  parent0: (190) {G0,W12,D3,L2,V0,M2}  { alpha1( skol3, skol4, skol5, skol6 )
% 0.41/1.07    , ! in( ordered_pair( skol3, skol4 ), cartesian_product2( skol5, skol6 )
% 0.41/1.07     ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (9) {G0,W12,D3,L2,V4,M2} I { ! alpha1( X, Y, Z, T ), in( 
% 0.41/1.07    ordered_pair( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  parent0: (191) {G0,W12,D3,L2,V4,M2}  { ! alpha1( X, Y, Z, T ), in( 
% 0.41/1.07    ordered_pair( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (10) {G0,W11,D2,L3,V4,M3} I { ! alpha1( X, Y, Z, T ), ! in( X
% 0.41/1.07    , Z ), ! in( Y, T ) }.
% 0.41/1.07  parent0: (192) {G0,W11,D2,L3,V4,M3}  { ! alpha1( X, Y, Z, T ), ! in( X, Z )
% 0.41/1.07    , ! in( Y, T ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07     2 ==> 2
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (13) {G0,W10,D3,L2,V4,M2} I { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( X, Z ) }.
% 0.41/1.07  parent0: (195) {G0,W10,D3,L2,V4,M2}  { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( X, Z ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (14) {G0,W10,D3,L2,V4,M2} I { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( Y, T ) }.
% 0.41/1.07  parent0: (196) {G0,W10,D3,L2,V4,M2}  { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( Y, T ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (15) {G0,W13,D3,L3,V4,M3} I { ! in( X, Z ), ! in( Y, T ), in( 
% 0.41/1.07    ordered_pair( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  parent0: (197) {G0,W13,D3,L3,V4,M3}  { ! in( X, Z ), ! in( Y, T ), in( 
% 0.41/1.07    ordered_pair( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07     2 ==> 2
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (219) {G1,W8,D2,L2,V4,M2}  { in( X, Z ), ! alpha1( X, Y, Z, T )
% 0.41/1.07     }.
% 0.41/1.07  parent0[0]: (13) {G0,W10,D3,L2,V4,M2} I { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( X, Z ) }.
% 0.41/1.07  parent1[1]: (9) {G0,W12,D3,L2,V4,M2} I { ! alpha1( X, Y, Z, T ), in( 
% 0.41/1.07    ordered_pair( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (52) {G1,W8,D2,L2,V4,M2} R(9,13) { ! alpha1( X, Y, Z, T ), in
% 0.41/1.07    ( X, Z ) }.
% 0.41/1.07  parent0: (219) {G1,W8,D2,L2,V4,M2}  { in( X, Z ), ! alpha1( X, Y, Z, T )
% 0.41/1.07     }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 1
% 0.41/1.07     1 ==> 0
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (220) {G1,W10,D3,L2,V0,M2}  { in( ordered_pair( skol3, skol4 )
% 0.41/1.07    , cartesian_product2( skol5, skol6 ) ), in( skol3, skol5 ) }.
% 0.41/1.07  parent0[0]: (9) {G0,W12,D3,L2,V4,M2} I { ! alpha1( X, Y, Z, T ), in( 
% 0.41/1.07    ordered_pair( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  parent1[0]: (6) {G0,W8,D2,L2,V0,M2} I { alpha1( skol3, skol4, skol5, skol6
% 0.41/1.07     ), in( skol3, skol5 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := skol3
% 0.41/1.07     Y := skol4
% 0.41/1.07     Z := skol5
% 0.41/1.07     T := skol6
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (221) {G1,W6,D2,L2,V0,M2}  { in( skol3, skol5 ), in( skol3, 
% 0.41/1.07    skol5 ) }.
% 0.41/1.07  parent0[0]: (13) {G0,W10,D3,L2,V4,M2} I { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( X, Z ) }.
% 0.41/1.07  parent1[0]: (220) {G1,W10,D3,L2,V0,M2}  { in( ordered_pair( skol3, skol4 )
% 0.41/1.07    , cartesian_product2( skol5, skol6 ) ), in( skol3, skol5 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := skol3
% 0.41/1.07     Y := skol4
% 0.41/1.07     Z := skol5
% 0.41/1.07     T := skol6
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  factor: (222) {G1,W3,D2,L1,V0,M1}  { in( skol3, skol5 ) }.
% 0.41/1.07  parent0[0, 1]: (221) {G1,W6,D2,L2,V0,M2}  { in( skol3, skol5 ), in( skol3, 
% 0.41/1.07    skol5 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (59) {G1,W3,D2,L1,V0,M1} R(9,6);r(13) { in( skol3, skol5 ) }.
% 0.41/1.07  parent0: (222) {G1,W3,D2,L1,V0,M1}  { in( skol3, skol5 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (223) {G1,W10,D3,L2,V0,M2}  { in( ordered_pair( skol3, skol4 )
% 0.41/1.07    , cartesian_product2( skol5, skol6 ) ), in( skol4, skol6 ) }.
% 0.41/1.07  parent0[0]: (9) {G0,W12,D3,L2,V4,M2} I { ! alpha1( X, Y, Z, T ), in( 
% 0.41/1.07    ordered_pair( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  parent1[0]: (7) {G0,W8,D2,L2,V0,M2} I { alpha1( skol3, skol4, skol5, skol6
% 0.41/1.07     ), in( skol4, skol6 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := skol3
% 0.41/1.07     Y := skol4
% 0.41/1.07     Z := skol5
% 0.41/1.07     T := skol6
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (224) {G1,W6,D2,L2,V0,M2}  { in( skol4, skol6 ), in( skol4, 
% 0.41/1.07    skol6 ) }.
% 0.41/1.07  parent0[0]: (14) {G0,W10,D3,L2,V4,M2} I { ! in( ordered_pair( X, Y ), 
% 0.41/1.07    cartesian_product2( Z, T ) ), in( Y, T ) }.
% 0.41/1.07  parent1[0]: (223) {G1,W10,D3,L2,V0,M2}  { in( ordered_pair( skol3, skol4 )
% 0.41/1.07    , cartesian_product2( skol5, skol6 ) ), in( skol4, skol6 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := skol3
% 0.41/1.07     Y := skol4
% 0.41/1.07     Z := skol5
% 0.41/1.07     T := skol6
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  factor: (225) {G1,W3,D2,L1,V0,M1}  { in( skol4, skol6 ) }.
% 0.41/1.07  parent0[0, 1]: (224) {G1,W6,D2,L2,V0,M2}  { in( skol4, skol6 ), in( skol4, 
% 0.41/1.07    skol6 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (61) {G1,W3,D2,L1,V0,M1} R(9,7);r(14) { in( skol4, skol6 ) }.
% 0.41/1.07  parent0: (225) {G1,W3,D2,L1,V0,M1}  { in( skol4, skol6 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (226) {G1,W13,D2,L3,V6,M3}  { ! alpha1( X, Y, Z, T ), ! in( Y, 
% 0.41/1.07    T ), ! alpha1( X, U, Z, W ) }.
% 0.41/1.07  parent0[1]: (10) {G0,W11,D2,L3,V4,M3} I { ! alpha1( X, Y, Z, T ), ! in( X, 
% 0.41/1.07    Z ), ! in( Y, T ) }.
% 0.41/1.07  parent1[1]: (52) {G1,W8,D2,L2,V4,M2} R(9,13) { ! alpha1( X, Y, Z, T ), in( 
% 0.41/1.07    X, Z ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07     X := X
% 0.41/1.07     Y := U
% 0.41/1.07     Z := Z
% 0.41/1.07     T := W
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (125) {G2,W13,D2,L3,V6,M3} R(52,10) { ! alpha1( X, Y, Z, T ), 
% 0.41/1.07    ! alpha1( X, U, Z, W ), ! in( U, W ) }.
% 0.41/1.07  parent0: (226) {G1,W13,D2,L3,V6,M3}  { ! alpha1( X, Y, Z, T ), ! in( Y, T )
% 0.41/1.07    , ! alpha1( X, U, Z, W ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := U
% 0.41/1.07     Z := Z
% 0.41/1.07     T := W
% 0.41/1.07     U := Y
% 0.41/1.07     W := T
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 1
% 0.41/1.07     1 ==> 2
% 0.41/1.07     2 ==> 0
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  factor: (229) {G2,W8,D2,L2,V4,M2}  { ! alpha1( X, Y, Z, T ), ! in( Y, T )
% 0.41/1.07     }.
% 0.41/1.07  parent0[0, 1]: (125) {G2,W13,D2,L3,V6,M3} R(52,10) { ! alpha1( X, Y, Z, T )
% 0.41/1.07    , ! alpha1( X, U, Z, W ), ! in( U, W ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07     U := Y
% 0.41/1.07     W := T
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (137) {G3,W8,D2,L2,V4,M2} F(125) { ! alpha1( X, Y, Z, T ), ! 
% 0.41/1.07    in( Y, T ) }.
% 0.41/1.07  parent0: (229) {G2,W8,D2,L2,V4,M2}  { ! alpha1( X, Y, Z, T ), ! in( Y, T )
% 0.41/1.07     }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := X
% 0.41/1.07     Y := Y
% 0.41/1.07     Z := Z
% 0.41/1.07     T := T
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07     1 ==> 1
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (230) {G1,W10,D3,L2,V0,M2}  { ! in( skol4, skol6 ), ! in( 
% 0.41/1.07    ordered_pair( skol3, skol4 ), cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  parent0[0]: (137) {G3,W8,D2,L2,V4,M2} F(125) { ! alpha1( X, Y, Z, T ), ! in
% 0.41/1.07    ( Y, T ) }.
% 0.41/1.07  parent1[0]: (8) {G0,W12,D3,L2,V0,M2} I { alpha1( skol3, skol4, skol5, skol6
% 0.41/1.07     ), ! in( ordered_pair( skol3, skol4 ), cartesian_product2( skol5, skol6
% 0.41/1.07     ) ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07     X := skol3
% 0.41/1.07     Y := skol4
% 0.41/1.07     Z := skol5
% 0.41/1.07     T := skol6
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (231) {G2,W7,D3,L1,V0,M1}  { ! in( ordered_pair( skol3, skol4 )
% 0.41/1.07    , cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  parent0[0]: (230) {G1,W10,D3,L2,V0,M2}  { ! in( skol4, skol6 ), ! in( 
% 0.41/1.07    ordered_pair( skol3, skol4 ), cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  parent1[0]: (61) {G1,W3,D2,L1,V0,M1} R(9,7);r(14) { in( skol4, skol6 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (171) {G4,W7,D3,L1,V0,M1} R(137,8);r(61) { ! in( ordered_pair
% 0.41/1.07    ( skol3, skol4 ), cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  parent0: (231) {G2,W7,D3,L1,V0,M1}  { ! in( ordered_pair( skol3, skol4 ), 
% 0.41/1.07    cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (232) {G1,W6,D2,L2,V0,M2}  { ! in( skol3, skol5 ), ! in( skol4
% 0.41/1.07    , skol6 ) }.
% 0.41/1.07  parent0[0]: (171) {G4,W7,D3,L1,V0,M1} R(137,8);r(61) { ! in( ordered_pair( 
% 0.41/1.07    skol3, skol4 ), cartesian_product2( skol5, skol6 ) ) }.
% 0.41/1.07  parent1[2]: (15) {G0,W13,D3,L3,V4,M3} I { ! in( X, Z ), ! in( Y, T ), in( 
% 0.41/1.07    ordered_pair( X, Y ), cartesian_product2( Z, T ) ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07     X := skol3
% 0.41/1.07     Y := skol4
% 0.41/1.07     Z := skol5
% 0.41/1.07     T := skol6
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (233) {G2,W3,D2,L1,V0,M1}  { ! in( skol4, skol6 ) }.
% 0.41/1.07  parent0[0]: (232) {G1,W6,D2,L2,V0,M2}  { ! in( skol3, skol5 ), ! in( skol4
% 0.41/1.07    , skol6 ) }.
% 0.41/1.07  parent1[0]: (59) {G1,W3,D2,L1,V0,M1} R(9,6);r(13) { in( skol3, skol5 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (174) {G5,W3,D2,L1,V0,M1} R(171,15);r(59) { ! in( skol4, skol6
% 0.41/1.07     ) }.
% 0.41/1.07  parent0: (233) {G2,W3,D2,L1,V0,M1}  { ! in( skol4, skol6 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07     0 ==> 0
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  resolution: (234) {G2,W0,D0,L0,V0,M0}  {  }.
% 0.41/1.07  parent0[0]: (174) {G5,W3,D2,L1,V0,M1} R(171,15);r(59) { ! in( skol4, skol6
% 0.41/1.07     ) }.
% 0.41/1.07  parent1[0]: (61) {G1,W3,D2,L1,V0,M1} R(9,7);r(14) { in( skol4, skol6 ) }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  substitution1:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  subsumption: (180) {G6,W0,D0,L0,V0,M0} S(174);r(61) {  }.
% 0.41/1.07  parent0: (234) {G2,W0,D0,L0,V0,M0}  {  }.
% 0.41/1.07  substitution0:
% 0.41/1.07  end
% 0.41/1.07  permutation0:
% 0.41/1.07  end
% 0.41/1.07  
% 0.41/1.07  Proof check complete!
% 0.41/1.07  
% 0.41/1.07  Memory use:
% 0.41/1.07  
% 0.41/1.07  space for terms:        2507
% 0.41/1.07  space for clauses:      12035
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  clauses generated:      355
% 0.41/1.07  clauses kept:           181
% 0.41/1.07  clauses selected:       54
% 0.41/1.07  clauses deleted:        3
% 0.41/1.07  clauses inuse deleted:  0
% 0.41/1.07  
% 0.41/1.07  subsentry:          1158
% 0.41/1.07  literals s-matched: 650
% 0.41/1.07  literals matched:   636
% 0.41/1.07  full subsumption:   222
% 0.41/1.07  
% 0.41/1.07  checksum:           -1175169171
% 0.41/1.07  
% 0.41/1.07  
% 0.41/1.07  Bliksem ended
%------------------------------------------------------------------------------