TSTP Solution File: GRA003+1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GRA003+1 : TPTP v8.1.0. Bugfixed v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n024.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 : Sat Jul 16 07:11:30 EDT 2022

% Result   : Theorem 0.88s 1.31s
% Output   : Refutation 0.88s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRA003+1 : TPTP v8.1.0. Bugfixed v3.2.0.
% 0.03/0.12  % Command  : bliksem %s
% 0.13/0.33  % Computer : n024.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 : Tue May 31 02:30:51 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.43/1.07  *** allocated 10000 integers for termspace/termends
% 0.43/1.07  *** allocated 10000 integers for clauses
% 0.43/1.07  *** allocated 10000 integers for justifications
% 0.43/1.07  Bliksem 1.12
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Automatic Strategy Selection
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Clauses:
% 0.43/1.07  
% 0.43/1.07  { ! edge( X ), ! head_of( X ) = tail_of( X ) }.
% 0.43/1.07  { ! edge( X ), vertex( head_of( X ) ) }.
% 0.43/1.07  { ! edge( X ), vertex( tail_of( X ) ) }.
% 0.43/1.07  { ! complete, ! vertex( X ), ! vertex( Y ), X = Y, edge( skol1( Z, T ) ) }
% 0.43/1.07    .
% 0.43/1.07  { ! complete, ! vertex( X ), ! vertex( Y ), X = Y, alpha11( X, Y, skol1( X
% 0.43/1.07    , Y ) ), alpha15( X, Y, skol1( X, Y ) ) }.
% 0.43/1.07  { ! alpha15( X, Y, Z ), Y = head_of( Z ) }.
% 0.43/1.07  { ! alpha15( X, Y, Z ), X = tail_of( Z ) }.
% 0.43/1.07  { ! alpha15( X, Y, Z ), ! alpha1( X, Y, Z ) }.
% 0.43/1.07  { ! Y = head_of( Z ), ! X = tail_of( Z ), alpha1( X, Y, Z ), alpha15( X, Y
% 0.43/1.07    , Z ) }.
% 0.43/1.07  { ! alpha11( X, Y, Z ), alpha1( X, Y, Z ) }.
% 0.43/1.07  { ! alpha11( X, Y, Z ), ! Y = head_of( Z ), ! X = tail_of( Z ) }.
% 0.43/1.07  { ! alpha1( X, Y, Z ), Y = head_of( Z ), alpha11( X, Y, Z ) }.
% 0.43/1.07  { ! alpha1( X, Y, Z ), X = tail_of( Z ), alpha11( X, Y, Z ) }.
% 0.43/1.07  { ! alpha1( X, Y, Z ), X = head_of( Z ) }.
% 0.43/1.07  { ! alpha1( X, Y, Z ), Y = tail_of( Z ) }.
% 0.43/1.07  { ! X = head_of( Z ), ! Y = tail_of( Z ), alpha1( X, Y, Z ) }.
% 0.43/1.07  { ! vertex( X ), ! vertex( Y ), ! edge( T ), ! X = tail_of( T ), ! Y = 
% 0.43/1.07    head_of( T ), ! Z = path_cons( T, empty ), path( X, Y, Z ) }.
% 0.43/1.07  { ! vertex( X ), ! vertex( Y ), ! edge( T ), ! X = tail_of( T ), ! path( 
% 0.43/1.07    head_of( T ), Y, U ), ! Z = path_cons( T, U ), path( X, Y, Z ) }.
% 0.43/1.07  { ! path( X, Y, Z ), alpha12( X, Y ) }.
% 0.43/1.07  { ! path( X, Y, Z ), alpha16( X, skol2( X, T, U ) ) }.
% 0.43/1.07  { ! path( X, Y, Z ), alpha20( Y, Z, skol2( X, Y, Z ) ) }.
% 0.43/1.07  { ! alpha20( X, Y, Z ), alpha18( X, Y, Z ), alpha21( X, Y, Z ) }.
% 0.43/1.07  { ! alpha18( X, Y, Z ), alpha20( X, Y, Z ) }.
% 0.43/1.07  { ! alpha21( X, Y, Z ), alpha20( X, Y, Z ) }.
% 0.43/1.07  { ! alpha21( X, Y, Z ), Y = path_cons( Z, skol3( T, Y, Z ) ) }.
% 0.43/1.07  { ! alpha21( X, Y, Z ), path( head_of( Z ), X, skol3( X, Y, Z ) ) }.
% 0.43/1.07  { ! alpha21( X, Y, Z ), ! alpha2( X, Y, Z ) }.
% 0.43/1.07  { ! path( head_of( Z ), X, T ), ! Y = path_cons( Z, T ), alpha2( X, Y, Z )
% 0.43/1.07    , alpha21( X, Y, Z ) }.
% 0.43/1.07  { ! alpha18( X, Y, Z ), alpha2( X, Y, Z ) }.
% 0.43/1.07  { ! alpha18( X, Y, Z ), ! path( head_of( Z ), X, T ), ! Y = path_cons( Z, T
% 0.43/1.07     ) }.
% 0.43/1.07  { ! alpha2( X, Y, Z ), Y = path_cons( Z, skol4( T, Y, Z ) ), alpha18( X, Y
% 0.43/1.07    , Z ) }.
% 0.43/1.07  { ! alpha2( X, Y, Z ), path( head_of( Z ), X, skol4( X, Y, Z ) ), alpha18( 
% 0.43/1.07    X, Y, Z ) }.
% 0.43/1.07  { ! alpha16( X, Y ), edge( Y ) }.
% 0.43/1.07  { ! alpha16( X, Y ), X = tail_of( Y ) }.
% 0.43/1.07  { ! edge( Y ), ! X = tail_of( Y ), alpha16( X, Y ) }.
% 0.43/1.07  { ! alpha12( X, Y ), vertex( X ) }.
% 0.43/1.07  { ! alpha12( X, Y ), vertex( Y ) }.
% 0.43/1.07  { ! vertex( X ), ! vertex( Y ), alpha12( X, Y ) }.
% 0.43/1.07  { ! alpha2( X, Y, Z ), X = head_of( Z ) }.
% 0.43/1.07  { ! alpha2( X, Y, Z ), Y = path_cons( Z, empty ) }.
% 0.43/1.07  { ! X = head_of( Z ), ! Y = path_cons( Z, empty ), alpha2( X, Y, Z ) }.
% 0.43/1.07  { ! path( Z, T, X ), ! on_path( Y, X ), edge( Y ) }.
% 0.43/1.07  { ! path( Z, T, X ), ! on_path( Y, X ), in_path( head_of( Y ), X ) }.
% 0.43/1.07  { ! path( Z, T, X ), ! on_path( Y, X ), in_path( tail_of( Y ), X ) }.
% 0.43/1.07  { ! path( Z, T, X ), ! in_path( Y, X ), vertex( Y ) }.
% 0.43/1.07  { ! path( Z, T, X ), ! in_path( Y, X ), Y = head_of( skol5( U, Y ) ), Y = 
% 0.43/1.07    tail_of( skol5( U, Y ) ) }.
% 0.43/1.07  { ! path( Z, T, X ), ! in_path( Y, X ), on_path( skol5( X, Y ), X ) }.
% 0.43/1.07  { ! sequential( X, Y ), edge( X ) }.
% 0.43/1.07  { ! sequential( X, Y ), alpha3( X, Y ) }.
% 0.43/1.07  { ! edge( X ), ! alpha3( X, Y ), sequential( X, Y ) }.
% 0.43/1.07  { ! alpha3( X, Y ), edge( Y ) }.
% 0.43/1.07  { ! alpha3( X, Y ), alpha6( X, Y ) }.
% 0.43/1.07  { ! edge( Y ), ! alpha6( X, Y ), alpha3( X, Y ) }.
% 0.43/1.07  { ! alpha6( X, Y ), ! X = Y }.
% 0.43/1.07  { ! alpha6( X, Y ), head_of( X ) = tail_of( Y ) }.
% 0.43/1.07  { X = Y, ! head_of( X ) = tail_of( Y ), alpha6( X, Y ) }.
% 0.43/1.07  { ! path( Y, Z, X ), ! on_path( T, X ), ! on_path( U, X ), ! sequential( T
% 0.43/1.07    , U ), precedes( T, U, X ) }.
% 0.43/1.07  { ! path( Y, Z, X ), ! on_path( T, X ), ! on_path( U, X ), ! sequential( T
% 0.43/1.07    , W ), ! precedes( W, U, X ), precedes( T, U, X ) }.
% 0.43/1.07  { ! path( Y, Z, X ), ! precedes( T, U, X ), alpha13( X, T, U ) }.
% 0.43/1.07  { ! path( Y, Z, X ), ! precedes( T, U, X ), alpha17( X, T, U ), alpha19( X
% 0.43/1.07    , T, U ) }.
% 0.43/1.07  { ! alpha19( X, Y, Z ), sequential( Y, skol6( T, Y, U ) ) }.
% 0.43/1.07  { ! alpha19( X, Y, Z ), precedes( skol6( X, Y, Z ), Z, X ) }.
% 0.43/1.07  { ! alpha19( X, Y, Z ), ! sequential( Y, Z ) }.
% 0.80/1.18  { ! sequential( Y, T ), ! precedes( T, Z, X ), sequential( Y, Z ), alpha19
% 0.80/1.18    ( X, Y, Z ) }.
% 0.80/1.18  { ! alpha17( X, Y, Z ), sequential( Y, Z ) }.
% 0.80/1.18  { ! alpha17( X, Y, Z ), ! sequential( Y, T ), ! precedes( T, Z, X ) }.
% 0.80/1.18  { ! sequential( Y, Z ), sequential( Y, skol7( T, Y, U ) ), alpha17( X, Y, Z
% 0.80/1.18     ) }.
% 0.80/1.18  { ! sequential( Y, Z ), precedes( skol7( X, Y, Z ), Z, X ), alpha17( X, Y, 
% 0.80/1.18    Z ) }.
% 0.80/1.18  { ! alpha13( X, Y, Z ), on_path( Y, X ) }.
% 0.80/1.18  { ! alpha13( X, Y, Z ), on_path( Z, X ) }.
% 0.80/1.18  { ! on_path( Y, X ), ! on_path( Z, X ), alpha13( X, Y, Z ) }.
% 0.80/1.18  { ! shortest_path( X, Y, Z ), path( X, Y, Z ) }.
% 0.80/1.18  { ! shortest_path( X, Y, Z ), alpha4( X, Y, Z ) }.
% 0.80/1.18  { ! path( X, Y, Z ), ! alpha4( X, Y, Z ), shortest_path( X, Y, Z ) }.
% 0.80/1.18  { ! alpha4( X, Y, Z ), ! X = Y }.
% 0.80/1.18  { ! alpha4( X, Y, Z ), alpha7( X, Y, Z ) }.
% 0.80/1.18  { X = Y, ! alpha7( X, Y, Z ), alpha4( X, Y, Z ) }.
% 0.80/1.18  { ! alpha7( X, Y, Z ), ! path( X, Y, T ), less_or_equal( length_of( Z ), 
% 0.80/1.18    length_of( T ) ) }.
% 0.80/1.18  { ! less_or_equal( length_of( Z ), length_of( skol8( T, U, Z ) ) ), alpha7
% 0.80/1.18    ( X, Y, Z ) }.
% 0.80/1.18  { path( X, Y, skol8( X, Y, Z ) ), alpha7( X, Y, Z ) }.
% 0.80/1.18  { ! shortest_path( T, U, Z ), ! precedes( X, Y, Z ), ! tail_of( W ) = 
% 0.80/1.18    tail_of( X ), ! head_of( W ) = head_of( Y ) }.
% 0.80/1.18  { ! shortest_path( T, U, Z ), ! precedes( X, Y, Z ), ! precedes( Y, X, Z )
% 0.80/1.18     }.
% 0.80/1.18  { ! triangle( X, Y, Z ), edge( X ) }.
% 0.80/1.18  { ! triangle( X, Y, Z ), alpha5( X, Y, Z ) }.
% 0.80/1.18  { ! edge( X ), ! alpha5( X, Y, Z ), triangle( X, Y, Z ) }.
% 0.80/1.18  { ! alpha5( X, Y, Z ), edge( Y ) }.
% 0.80/1.18  { ! alpha5( X, Y, Z ), alpha8( X, Y, Z ) }.
% 0.80/1.18  { ! edge( Y ), ! alpha8( X, Y, Z ), alpha5( X, Y, Z ) }.
% 0.80/1.18  { ! alpha8( X, Y, Z ), edge( Z ) }.
% 0.80/1.18  { ! alpha8( X, Y, Z ), alpha9( X, Y, Z ) }.
% 0.80/1.18  { ! edge( Z ), ! alpha9( X, Y, Z ), alpha8( X, Y, Z ) }.
% 0.80/1.18  { ! alpha9( X, Y, Z ), sequential( X, Y ) }.
% 0.80/1.18  { ! alpha9( X, Y, Z ), alpha10( X, Y, Z ) }.
% 0.80/1.18  { ! sequential( X, Y ), ! alpha10( X, Y, Z ), alpha9( X, Y, Z ) }.
% 0.80/1.18  { ! alpha10( X, Y, Z ), sequential( Y, Z ) }.
% 0.80/1.18  { ! alpha10( X, Y, Z ), sequential( Z, X ) }.
% 0.80/1.18  { ! sequential( Y, Z ), ! sequential( Z, X ), alpha10( X, Y, Z ) }.
% 0.80/1.18  { ! path( Y, Z, X ), length_of( X ) = number_of_in( edges, X ) }.
% 0.80/1.18  { ! path( Y, Z, X ), number_of_in( sequential_pairs, X ) = minus( length_of
% 0.80/1.18    ( X ), n1 ) }.
% 0.80/1.18  { ! path( Y, Z, X ), alpha14( X, skol9( X ), skol11( X ) ), number_of_in( 
% 0.80/1.18    sequential_pairs, X ) = number_of_in( triangles, X ) }.
% 0.80/1.18  { ! path( Y, Z, X ), ! triangle( skol9( X ), skol11( X ), T ), number_of_in
% 0.80/1.18    ( sequential_pairs, X ) = number_of_in( triangles, X ) }.
% 0.80/1.18  { ! alpha14( X, Y, Z ), on_path( Y, X ) }.
% 0.80/1.18  { ! alpha14( X, Y, Z ), on_path( Z, X ) }.
% 0.80/1.18  { ! alpha14( X, Y, Z ), sequential( Y, Z ) }.
% 0.80/1.18  { ! on_path( Y, X ), ! on_path( Z, X ), ! sequential( Y, Z ), alpha14( X, Y
% 0.80/1.18    , Z ) }.
% 0.80/1.18  { less_or_equal( number_of_in( X, Y ), number_of_in( X, graph ) ) }.
% 0.80/1.18  { shortest_path( skol10, skol12, skol15 ) }.
% 0.80/1.18  { precedes( skol13, skol14, skol15 ) }.
% 0.80/1.18  { ! vertex( skol10 ), ! vertex( skol12 ), skol10 = skol12, ! edge( skol13 )
% 0.80/1.18    , ! edge( skol14 ), skol13 = skol14, ! path( skol10, skol12, skol15 ) }.
% 0.80/1.18  
% 0.80/1.18  percentage equality = 0.156997, percentage horn = 0.825688
% 0.80/1.18  This is a problem with some equality
% 0.80/1.18  
% 0.80/1.18  
% 0.80/1.18  
% 0.80/1.18  Options Used:
% 0.80/1.18  
% 0.80/1.18  useres =            1
% 0.80/1.18  useparamod =        1
% 0.80/1.18  useeqrefl =         1
% 0.80/1.18  useeqfact =         1
% 0.80/1.18  usefactor =         1
% 0.80/1.18  usesimpsplitting =  0
% 0.80/1.18  usesimpdemod =      5
% 0.80/1.18  usesimpres =        3
% 0.80/1.18  
% 0.80/1.18  resimpinuse      =  1000
% 0.80/1.18  resimpclauses =     20000
% 0.80/1.18  substype =          eqrewr
% 0.80/1.18  backwardsubs =      1
% 0.80/1.18  selectoldest =      5
% 0.80/1.18  
% 0.80/1.18  litorderings [0] =  split
% 0.80/1.18  litorderings [1] =  extend the termordering, first sorting on arguments
% 0.80/1.18  
% 0.80/1.18  termordering =      kbo
% 0.80/1.18  
% 0.80/1.18  litapriori =        0
% 0.80/1.18  termapriori =       1
% 0.80/1.18  litaposteriori =    0
% 0.80/1.18  termaposteriori =   0
% 0.80/1.18  demodaposteriori =  0
% 0.80/1.18  ordereqreflfact =   0
% 0.80/1.18  
% 0.80/1.18  litselect =         negord
% 0.80/1.18  
% 0.80/1.18  maxweight =         15
% 0.80/1.18  maxdepth =          30000
% 0.80/1.18  maxlength =         115
% 0.80/1.18  maxnrvars =         195
% 0.80/1.18  excuselevel =       1
% 0.80/1.18  increasemaxweight = 1
% 0.80/1.18  
% 0.80/1.18  maxselected =       10000000
% 0.80/1.18  maxnrclauses =      10000000
% 0.80/1.18  
% 0.80/1.18  showgenerated =    0
% 0.80/1.18  showkept =         0
% 0.80/1.18  showselected =     0
% 0.80/1.18  showdeleted =      0
% 0.80/1.18  showresimp =       1
% 0.80/1.18  showstatus =       2000
% 0.80/1.18  
% 0.80/1.18  prologoutput =     0
% 0.80/1.18  nrgoals =          5000000
% 0.80/1.18  totalproof =       1
% 0.80/1.18  
% 0.80/1.18  Symbols occurring in the translation:
% 0.88/1.31  
% 0.88/1.31  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.88/1.31  .  [1, 2]      (w:1, o:42, a:1, s:1, b:0), 
% 0.88/1.31  !  [4, 1]      (w:0, o:30, a:1, s:1, b:0), 
% 0.88/1.31  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.88/1.31  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.88/1.31  edge  [36, 1]      (w:1, o:35, a:1, s:1, b:0), 
% 0.88/1.31  head_of  [37, 1]      (w:1, o:36, a:1, s:1, b:0), 
% 0.88/1.31  tail_of  [38, 1]      (w:1, o:39, a:1, s:1, b:0), 
% 0.88/1.31  vertex  [39, 1]      (w:1, o:40, a:1, s:1, b:0), 
% 0.88/1.31  complete  [40, 0]      (w:1, o:7, a:1, s:1, b:0), 
% 0.88/1.31  empty  [44, 0]      (w:1, o:11, a:1, s:1, b:0), 
% 0.88/1.31  path_cons  [45, 2]      (w:1, o:69, a:1, s:1, b:0), 
% 0.88/1.31  path  [47, 3]      (w:1, o:79, a:1, s:1, b:0), 
% 0.88/1.31  on_path  [48, 2]      (w:1, o:68, a:1, s:1, b:0), 
% 0.88/1.31  in_path  [49, 2]      (w:1, o:70, a:1, s:1, b:0), 
% 0.88/1.31  sequential  [53, 2]      (w:1, o:71, a:1, s:1, b:0), 
% 0.88/1.31  precedes  [55, 3]      (w:1, o:80, a:1, s:1, b:0), 
% 0.88/1.31  shortest_path  [57, 3]      (w:1, o:81, a:1, s:1, b:0), 
% 0.88/1.31  length_of  [58, 1]      (w:1, o:41, a:1, s:1, b:0), 
% 0.88/1.31  less_or_equal  [59, 2]      (w:1, o:72, a:1, s:1, b:0), 
% 0.88/1.31  triangle  [60, 3]      (w:1, o:88, a:1, s:1, b:0), 
% 0.88/1.31  edges  [61, 0]      (w:1, o:18, a:1, s:1, b:0), 
% 0.88/1.31  number_of_in  [62, 2]      (w:1, o:67, a:1, s:1, b:0), 
% 0.88/1.31  sequential_pairs  [63, 0]      (w:1, o:19, a:1, s:1, b:0), 
% 0.88/1.31  n1  [64, 0]      (w:1, o:20, a:1, s:1, b:0), 
% 0.88/1.31  minus  [65, 2]      (w:1, o:66, a:1, s:1, b:0), 
% 0.88/1.31  triangles  [66, 0]      (w:1, o:26, a:1, s:1, b:0), 
% 0.88/1.31  graph  [69, 0]      (w:1, o:29, a:1, s:1, b:0), 
% 0.88/1.31  alpha1  [70, 3]      (w:1, o:89, a:1, s:1, b:1), 
% 0.88/1.31  alpha2  [71, 3]      (w:1, o:98, a:1, s:1, b:1), 
% 0.88/1.31  alpha3  [72, 2]      (w:1, o:73, a:1, s:1, b:1), 
% 0.88/1.31  alpha4  [73, 3]      (w:1, o:99, a:1, s:1, b:1), 
% 0.88/1.31  alpha5  [74, 3]      (w:1, o:100, a:1, s:1, b:1), 
% 0.88/1.31  alpha6  [75, 2]      (w:1, o:74, a:1, s:1, b:1), 
% 0.88/1.31  alpha7  [76, 3]      (w:1, o:101, a:1, s:1, b:1), 
% 0.88/1.31  alpha8  [77, 3]      (w:1, o:102, a:1, s:1, b:1), 
% 0.88/1.31  alpha9  [78, 3]      (w:1, o:103, a:1, s:1, b:1), 
% 0.88/1.31  alpha10  [79, 3]      (w:1, o:90, a:1, s:1, b:1), 
% 0.88/1.31  alpha11  [80, 3]      (w:1, o:91, a:1, s:1, b:1), 
% 0.88/1.31  alpha12  [81, 2]      (w:1, o:75, a:1, s:1, b:1), 
% 0.88/1.31  alpha13  [82, 3]      (w:1, o:92, a:1, s:1, b:1), 
% 0.88/1.31  alpha14  [83, 3]      (w:1, o:93, a:1, s:1, b:1), 
% 0.88/1.31  alpha15  [84, 3]      (w:1, o:94, a:1, s:1, b:1), 
% 0.88/1.31  alpha16  [85, 2]      (w:1, o:76, a:1, s:1, b:1), 
% 0.88/1.31  alpha17  [86, 3]      (w:1, o:95, a:1, s:1, b:1), 
% 0.88/1.31  alpha18  [87, 3]      (w:1, o:96, a:1, s:1, b:1), 
% 0.88/1.31  alpha19  [88, 3]      (w:1, o:97, a:1, s:1, b:1), 
% 0.88/1.31  alpha20  [89, 3]      (w:1, o:104, a:1, s:1, b:1), 
% 0.88/1.31  alpha21  [90, 3]      (w:1, o:105, a:1, s:1, b:1), 
% 0.88/1.31  skol1  [91, 2]      (w:1, o:77, a:1, s:1, b:1), 
% 0.88/1.31  skol2  [92, 3]      (w:1, o:82, a:1, s:1, b:1), 
% 0.88/1.31  skol3  [93, 3]      (w:1, o:83, a:1, s:1, b:1), 
% 0.88/1.31  skol4  [94, 3]      (w:1, o:84, a:1, s:1, b:1), 
% 0.88/1.31  skol5  [95, 2]      (w:1, o:78, a:1, s:1, b:1), 
% 0.88/1.31  skol6  [96, 3]      (w:1, o:85, a:1, s:1, b:1), 
% 0.88/1.31  skol7  [97, 3]      (w:1, o:86, a:1, s:1, b:1), 
% 0.88/1.31  skol8  [98, 3]      (w:1, o:87, a:1, s:1, b:1), 
% 0.88/1.31  skol9  [99, 1]      (w:1, o:37, a:1, s:1, b:1), 
% 0.88/1.31  skol10  [100, 0]      (w:1, o:21, a:1, s:1, b:1), 
% 0.88/1.31  skol11  [101, 1]      (w:1, o:38, a:1, s:1, b:1), 
% 0.88/1.31  skol12  [102, 0]      (w:1, o:22, a:1, s:1, b:1), 
% 0.88/1.31  skol13  [103, 0]      (w:1, o:23, a:1, s:1, b:1), 
% 0.88/1.31  skol14  [104, 0]      (w:1, o:24, a:1, s:1, b:1), 
% 0.88/1.31  skol15  [105, 0]      (w:1, o:25, a:1, s:1, b:1).
% 0.88/1.31  
% 0.88/1.31  
% 0.88/1.31  Starting Search:
% 0.88/1.31  
% 0.88/1.31  *** allocated 15000 integers for clauses
% 0.88/1.31  *** allocated 22500 integers for clauses
% 0.88/1.31  *** allocated 33750 integers for clauses
% 0.88/1.31  *** allocated 15000 integers for termspace/termends
% 0.88/1.31  *** allocated 50625 integers for clauses
% 0.88/1.31  *** allocated 22500 integers for termspace/termends
% 0.88/1.31  Resimplifying inuse:
% 0.88/1.31  Done
% 0.88/1.31  
% 0.88/1.31  *** allocated 33750 integers for termspace/termends
% 0.88/1.31  *** allocated 75937 integers for clauses
% 0.88/1.31  *** allocated 50625 integers for termspace/termends
% 0.88/1.31  *** allocated 113905 integers for clauses
% 0.88/1.31  
% 0.88/1.31  Intermediate Status:
% 0.88/1.31  Generated:    4179
% 0.88/1.31  Kept:         2022
% 0.88/1.31  Inuse:        165
% 0.88/1.31  Deleted:      7
% 0.88/1.31  Deletedinuse: 1
% 0.88/1.31  
% 0.88/1.31  Resimplifying inuse:
% 0.88/1.31  Done
% 0.88/1.31  
% 0.88/1.31  *** allocated 75937 integers for termspace/termends
% 0.88/1.31  *** allocated 170857 integers for clauses
% 0.88/1.31  Resimplifying inuse:
% 0.88/1.31  Done
% 0.88/1.31  
% 0.88/1.31  
% 0.88/1.31  Intermediate Status:
% 0.88/1.31  Generated:    8328
% 0.88/1.31  Kept:         4045
% 0.88/1.31  Inuse:        302
% 0.88/1.31  Deleted:      8
% 0.88/1.31  Deletedinuse: 2
% 0.88/1.31  
% 0.88/1.31  Resimplifying inuse:
% 0.88/1.31  Done
% 0.88/1.31  
% 0.88/1.31  *** allocated 256285 integers for clauses
% 0.88/1.31  *** allocated 113905 integers for termspace/termends
% 0.88/1.31  Resimplifying inuse:
% 0.88/1.31  Done
% 0.88/1.31  
% 0.88/1.31  
% 0.88/1.31  Intermediate Status:
% 0.88/1.31  Generated:    14836
% 0.88/1.31  Kept:         6080
% 0.88/1.31  Inuse:        469
% 0.88/1.31  Deleted:      15
% 0.88/1.31  Deletedinuse: 7
% 0.88/1.31  
% 0.88/1.31  Resimplifying inuse:
% 0.88/1.31  Done
% 0.88/1.31  
% 0.88/1.31  *** allocated 384427 integers for clauses
% 0.88/1.31  *** allocated 170857 integers for termspace/termends
% 0.88/1.31  Resimplifying inuse:
% 0.88/1.31  Done
% 0.88/1.31  
% 0.88/1.31  
% 0.88/1.31  Bliksems!, er is een bewijs:
% 0.88/1.31  % SZS status Theorem
% 0.88/1.31  % SZS output start Refutation
% 0.88/1.31  
% 0.88/1.31  (18) {G0,W7,D2,L2,V3,M2} I { ! path( X, Y, Z ), alpha12( X, Y ) }.
% 0.88/1.31  (35) {G0,W5,D2,L2,V2,M2} I { ! alpha12( X, Y ), vertex( X ) }.
% 0.88/1.31  (36) {G0,W5,D2,L2,V2,M2} I { ! alpha12( X, Y ), vertex( Y ) }.
% 0.88/1.31  (41) {G0,W9,D2,L3,V4,M3} I { ! path( Z, T, X ), ! on_path( Y, X ), edge( Y
% 0.88/1.31     ) }.
% 0.88/1.31  (58) {G0,W12,D2,L3,V5,M3} I { ! path( Y, Z, X ), ! precedes( T, U, X ), 
% 0.88/1.31    alpha13( X, T, U ) }.
% 0.88/1.31  (68) {G0,W7,D2,L2,V3,M2} I { ! alpha13( X, Y, Z ), on_path( Y, X ) }.
% 0.88/1.31  (69) {G0,W7,D2,L2,V3,M2} I { ! alpha13( X, Y, Z ), on_path( Z, X ) }.
% 0.88/1.31  (71) {G0,W8,D2,L2,V3,M2} I { ! shortest_path( X, Y, Z ), path( X, Y, Z )
% 0.88/1.31     }.
% 0.88/1.31  (72) {G0,W8,D2,L2,V3,M2} I { ! shortest_path( X, Y, Z ), alpha4( X, Y, Z )
% 0.88/1.31     }.
% 0.88/1.31  (74) {G0,W7,D2,L2,V3,M2} I { ! alpha4( X, Y, Z ), ! X = Y }.
% 0.88/1.31  (80) {G0,W18,D3,L4,V6,M4} I { ! shortest_path( T, U, Z ), ! precedes( X, Y
% 0.88/1.31    , Z ), ! tail_of( W ) = tail_of( X ), ! head_of( W ) = head_of( Y ) }.
% 0.88/1.31  (106) {G0,W4,D2,L1,V0,M1} I { shortest_path( skol10, skol12, skol15 ) }.
% 0.88/1.31  (107) {G0,W4,D2,L1,V0,M1} I { precedes( skol13, skol14, skol15 ) }.
% 0.88/1.31  (108) {G0,W18,D2,L7,V0,M7} I { ! vertex( skol10 ), ! vertex( skol12 ), 
% 0.88/1.31    skol12 ==> skol10, ! edge( skol13 ), ! edge( skol14 ), skol14 ==> skol13
% 0.88/1.31    , ! path( skol10, skol12, skol15 ) }.
% 0.88/1.31  (142) {G1,W13,D3,L3,V5,M3} Q(80) { ! shortest_path( X, Y, Z ), ! precedes( 
% 0.88/1.31    T, U, Z ), ! tail_of( U ) = tail_of( T ) }.
% 0.88/1.31  (143) {G2,W8,D2,L2,V4,M2} Q(142) { ! shortest_path( X, Y, Z ), ! precedes( 
% 0.88/1.31    T, T, Z ) }.
% 0.88/1.31  (898) {G1,W6,D2,L2,V3,M2} R(18,35) { ! path( X, Y, Z ), vertex( X ) }.
% 0.88/1.31  (899) {G1,W6,D2,L2,V3,M2} R(18,36) { ! path( X, Y, Z ), vertex( Y ) }.
% 0.88/1.31  (2203) {G3,W4,D2,L1,V1,M1} R(143,106) { ! precedes( X, X, skol15 ) }.
% 0.88/1.31  (3438) {G1,W4,D2,L1,V0,M1} R(71,106) { path( skol10, skol12, skol15 ) }.
% 0.88/1.31  (3448) {G2,W5,D2,L2,V1,M2} R(3438,41) { ! on_path( X, skol15 ), edge( X )
% 0.88/1.31     }.
% 0.88/1.31  (3453) {G2,W2,D2,L1,V0,M1} R(3438,899) { vertex( skol12 ) }.
% 0.88/1.31  (3454) {G2,W2,D2,L1,V0,M1} R(3438,898) { vertex( skol10 ) }.
% 0.88/1.31  (3519) {G1,W4,D2,L1,V0,M1} R(72,106) { alpha4( skol10, skol12, skol15 ) }.
% 0.88/1.31  (3521) {G2,W3,D2,L1,V0,M1} R(3519,74) { ! skol12 ==> skol10 }.
% 0.88/1.31  (4000) {G3,W6,D2,L2,V2,M2} R(3448,68) { edge( X ), ! alpha13( skol15, X, Y
% 0.88/1.31     ) }.
% 0.88/1.31  (4001) {G3,W6,D2,L2,V2,M2} R(3448,69) { edge( X ), ! alpha13( skol15, Y, X
% 0.88/1.31     ) }.
% 0.88/1.31  (5183) {G3,W7,D2,L3,V0,M3} S(108);r(3454);r(3453);r(3521);r(3438) { ! edge
% 0.88/1.31    ( skol13 ), ! edge( skol14 ), skol14 ==> skol13 }.
% 0.88/1.31  (5289) {G4,W4,D2,L2,V0,M2} P(5183,107);r(2203) { ! edge( skol13 ), ! edge( 
% 0.88/1.31    skol14 ) }.
% 0.88/1.31  (5295) {G5,W6,D2,L2,V1,M2} R(5289,4001) { ! edge( skol13 ), ! alpha13( 
% 0.88/1.31    skol15, X, skol14 ) }.
% 0.88/1.31  (7952) {G6,W8,D2,L2,V2,M2} R(5295,4000) { ! alpha13( skol15, X, skol14 ), !
% 0.88/1.31     alpha13( skol15, skol13, Y ) }.
% 0.88/1.31  (7968) {G7,W4,D2,L1,V0,M1} F(7952) { ! alpha13( skol15, skol13, skol14 )
% 0.88/1.31     }.
% 0.88/1.31  (7969) {G8,W4,D2,L1,V2,M1} R(7968,58);r(107) { ! path( X, Y, skol15 ) }.
% 0.88/1.31  (7972) {G9,W0,D0,L0,V0,M0} R(7969,3438) {  }.
% 0.88/1.31  
% 0.88/1.31  
% 0.88/1.31  % SZS output end Refutation
% 0.88/1.31  found a proof!
% 0.88/1.31  
% 0.88/1.31  
% 0.88/1.31  Unprocessed initial clauses:
% 0.88/1.31  
% 0.88/1.31  (7974) {G0,W7,D3,L2,V1,M2}  { ! edge( X ), ! head_of( X ) = tail_of( X )
% 0.88/1.31     }.
% 0.88/1.31  (7975) {G0,W5,D3,L2,V1,M2}  { ! edge( X ), vertex( head_of( X ) ) }.
% 0.88/1.31  (7976) {G0,W5,D3,L2,V1,M2}  { ! edge( X ), vertex( tail_of( X ) ) }.
% 0.88/1.31  (7977) {G0,W12,D3,L5,V4,M5}  { ! complete, ! vertex( X ), ! vertex( Y ), X 
% 0.88/1.31    = Y, edge( skol1( Z, T ) ) }.
% 0.88/1.31  (7978) {G0,W20,D3,L6,V2,M6}  { ! complete, ! vertex( X ), ! vertex( Y ), X 
% 0.88/1.31    = Y, alpha11( X, Y, skol1( X, Y ) ), alpha15( X, Y, skol1( X, Y ) ) }.
% 0.88/1.31  (7979) {G0,W8,D3,L2,V3,M2}  { ! alpha15( X, Y, Z ), Y = head_of( Z ) }.
% 0.88/1.31  (7980) {G0,W8,D3,L2,V3,M2}  { ! alpha15( X, Y, Z ), X = tail_of( Z ) }.
% 0.88/1.31  (7981) {G0,W8,D2,L2,V3,M2}  { ! alpha15( X, Y, Z ), ! alpha1( X, Y, Z ) }.
% 0.88/1.31  (7982) {G0,W16,D3,L4,V3,M4}  { ! Y = head_of( Z ), ! X = tail_of( Z ), 
% 0.88/1.31    alpha1( X, Y, Z ), alpha15( X, Y, Z ) }.
% 0.88/1.31  (7983) {G0,W8,D2,L2,V3,M2}  { ! alpha11( X, Y, Z ), alpha1( X, Y, Z ) }.
% 0.88/1.31  (7984) {G0,W12,D3,L3,V3,M3}  { ! alpha11( X, Y, Z ), ! Y = head_of( Z ), ! 
% 0.88/1.31    X = tail_of( Z ) }.
% 0.88/1.31  (7985) {G0,W12,D3,L3,V3,M3}  { ! alpha1( X, Y, Z ), Y = head_of( Z ), 
% 0.88/1.31    alpha11( X, Y, Z ) }.
% 0.88/1.31  (7986) {G0,W12,D3,L3,V3,M3}  { ! alpha1( X, Y, Z ), X = tail_of( Z ), 
% 0.88/1.31    alpha11( X, Y, Z ) }.
% 0.88/1.31  (7987) {G0,W8,D3,L2,V3,M2}  { ! alpha1( X, Y, Z ), X = head_of( Z ) }.
% 0.88/1.31  (7988) {G0,W8,D3,L2,V3,M2}  { ! alpha1( X, Y, Z ), Y = tail_of( Z ) }.
% 0.88/1.31  (7989) {G0,W12,D3,L3,V3,M3}  { ! X = head_of( Z ), ! Y = tail_of( Z ), 
% 0.88/1.31    alpha1( X, Y, Z ) }.
% 0.88/1.31  (7990) {G0,W23,D3,L7,V4,M7}  { ! vertex( X ), ! vertex( Y ), ! edge( T ), !
% 0.88/1.31     X = tail_of( T ), ! Y = head_of( T ), ! Z = path_cons( T, empty ), path
% 0.88/1.31    ( X, Y, Z ) }.
% 0.88/1.31  (7991) {G0,W24,D3,L7,V5,M7}  { ! vertex( X ), ! vertex( Y ), ! edge( T ), !
% 0.88/1.31     X = tail_of( T ), ! path( head_of( T ), Y, U ), ! Z = path_cons( T, U )
% 0.88/1.31    , path( X, Y, Z ) }.
% 0.88/1.31  (7992) {G0,W7,D2,L2,V3,M2}  { ! path( X, Y, Z ), alpha12( X, Y ) }.
% 0.88/1.31  (7993) {G0,W10,D3,L2,V5,M2}  { ! path( X, Y, Z ), alpha16( X, skol2( X, T, 
% 0.88/1.31    U ) ) }.
% 0.88/1.31  (7994) {G0,W11,D3,L2,V3,M2}  { ! path( X, Y, Z ), alpha20( Y, Z, skol2( X, 
% 0.88/1.31    Y, Z ) ) }.
% 0.88/1.31  (7995) {G0,W12,D2,L3,V3,M3}  { ! alpha20( X, Y, Z ), alpha18( X, Y, Z ), 
% 0.88/1.31    alpha21( X, Y, Z ) }.
% 0.88/1.31  (7996) {G0,W8,D2,L2,V3,M2}  { ! alpha18( X, Y, Z ), alpha20( X, Y, Z ) }.
% 0.88/1.31  (7997) {G0,W8,D2,L2,V3,M2}  { ! alpha21( X, Y, Z ), alpha20( X, Y, Z ) }.
% 0.88/1.31  (7998) {G0,W12,D4,L2,V4,M2}  { ! alpha21( X, Y, Z ), Y = path_cons( Z, 
% 0.88/1.31    skol3( T, Y, Z ) ) }.
% 0.88/1.31  (7999) {G0,W12,D3,L2,V3,M2}  { ! alpha21( X, Y, Z ), path( head_of( Z ), X
% 0.88/1.31    , skol3( X, Y, Z ) ) }.
% 0.88/1.31  (8000) {G0,W8,D2,L2,V3,M2}  { ! alpha21( X, Y, Z ), ! alpha2( X, Y, Z ) }.
% 0.88/1.31  (8001) {G0,W18,D3,L4,V4,M4}  { ! path( head_of( Z ), X, T ), ! Y = 
% 0.88/1.31    path_cons( Z, T ), alpha2( X, Y, Z ), alpha21( X, Y, Z ) }.
% 0.88/1.31  (8002) {G0,W8,D2,L2,V3,M2}  { ! alpha18( X, Y, Z ), alpha2( X, Y, Z ) }.
% 0.88/1.31  (8003) {G0,W14,D3,L3,V4,M3}  { ! alpha18( X, Y, Z ), ! path( head_of( Z ), 
% 0.88/1.31    X, T ), ! Y = path_cons( Z, T ) }.
% 0.88/1.31  (8004) {G0,W16,D4,L3,V4,M3}  { ! alpha2( X, Y, Z ), Y = path_cons( Z, skol4
% 0.88/1.31    ( T, Y, Z ) ), alpha18( X, Y, Z ) }.
% 0.88/1.31  (8005) {G0,W16,D3,L3,V3,M3}  { ! alpha2( X, Y, Z ), path( head_of( Z ), X, 
% 0.88/1.31    skol4( X, Y, Z ) ), alpha18( X, Y, Z ) }.
% 0.88/1.31  (8006) {G0,W5,D2,L2,V2,M2}  { ! alpha16( X, Y ), edge( Y ) }.
% 0.88/1.31  (8007) {G0,W7,D3,L2,V2,M2}  { ! alpha16( X, Y ), X = tail_of( Y ) }.
% 0.88/1.31  (8008) {G0,W9,D3,L3,V2,M3}  { ! edge( Y ), ! X = tail_of( Y ), alpha16( X, 
% 0.88/1.31    Y ) }.
% 0.88/1.31  (8009) {G0,W5,D2,L2,V2,M2}  { ! alpha12( X, Y ), vertex( X ) }.
% 0.88/1.31  (8010) {G0,W5,D2,L2,V2,M2}  { ! alpha12( X, Y ), vertex( Y ) }.
% 0.88/1.31  (8011) {G0,W7,D2,L3,V2,M3}  { ! vertex( X ), ! vertex( Y ), alpha12( X, Y )
% 0.88/1.31     }.
% 0.88/1.31  (8012) {G0,W8,D3,L2,V3,M2}  { ! alpha2( X, Y, Z ), X = head_of( Z ) }.
% 0.88/1.31  (8013) {G0,W9,D3,L2,V3,M2}  { ! alpha2( X, Y, Z ), Y = path_cons( Z, empty
% 0.88/1.31     ) }.
% 0.88/1.31  (8014) {G0,W13,D3,L3,V3,M3}  { ! X = head_of( Z ), ! Y = path_cons( Z, 
% 0.88/1.31    empty ), alpha2( X, Y, Z ) }.
% 0.88/1.31  (8015) {G0,W9,D2,L3,V4,M3}  { ! path( Z, T, X ), ! on_path( Y, X ), edge( Y
% 0.88/1.31     ) }.
% 0.88/1.31  (8016) {G0,W11,D3,L3,V4,M3}  { ! path( Z, T, X ), ! on_path( Y, X ), 
% 0.88/1.31    in_path( head_of( Y ), X ) }.
% 0.88/1.31  (8017) {G0,W11,D3,L3,V4,M3}  { ! path( Z, T, X ), ! on_path( Y, X ), 
% 0.88/1.31    in_path( tail_of( Y ), X ) }.
% 0.88/1.31  (8018) {G0,W9,D2,L3,V4,M3}  { ! path( Z, T, X ), ! in_path( Y, X ), vertex
% 0.88/1.31    ( Y ) }.
% 0.88/1.31  (8019) {G0,W19,D4,L4,V5,M4}  { ! path( Z, T, X ), ! in_path( Y, X ), Y = 
% 0.88/1.31    head_of( skol5( U, Y ) ), Y = tail_of( skol5( U, Y ) ) }.
% 0.88/1.31  (8020) {G0,W12,D3,L3,V4,M3}  { ! path( Z, T, X ), ! in_path( Y, X ), 
% 0.88/1.31    on_path( skol5( X, Y ), X ) }.
% 0.88/1.31  (8021) {G0,W5,D2,L2,V2,M2}  { ! sequential( X, Y ), edge( X ) }.
% 0.88/1.31  (8022) {G0,W6,D2,L2,V2,M2}  { ! sequential( X, Y ), alpha3( X, Y ) }.
% 0.88/1.31  (8023) {G0,W8,D2,L3,V2,M3}  { ! edge( X ), ! alpha3( X, Y ), sequential( X
% 0.88/1.31    , Y ) }.
% 0.88/1.31  (8024) {G0,W5,D2,L2,V2,M2}  { ! alpha3( X, Y ), edge( Y ) }.
% 0.88/1.31  (8025) {G0,W6,D2,L2,V2,M2}  { ! alpha3( X, Y ), alpha6( X, Y ) }.
% 0.88/1.31  (8026) {G0,W8,D2,L3,V2,M3}  { ! edge( Y ), ! alpha6( X, Y ), alpha3( X, Y )
% 0.88/1.31     }.
% 0.88/1.31  (8027) {G0,W6,D2,L2,V2,M2}  { ! alpha6( X, Y ), ! X = Y }.
% 0.88/1.31  (8028) {G0,W8,D3,L2,V2,M2}  { ! alpha6( X, Y ), head_of( X ) = tail_of( Y )
% 0.88/1.31     }.
% 0.88/1.31  (8029) {G0,W11,D3,L3,V2,M3}  { X = Y, ! head_of( X ) = tail_of( Y ), alpha6
% 0.88/1.31    ( X, Y ) }.
% 0.88/1.31  (8030) {G0,W17,D2,L5,V5,M5}  { ! path( Y, Z, X ), ! on_path( T, X ), ! 
% 0.88/1.31    on_path( U, X ), ! sequential( T, U ), precedes( T, U, X ) }.
% 0.88/1.31  (8031) {G0,W21,D2,L6,V6,M6}  { ! path( Y, Z, X ), ! on_path( T, X ), ! 
% 0.88/1.31    on_path( U, X ), ! sequential( T, W ), ! precedes( W, U, X ), precedes( T
% 0.88/1.31    , U, X ) }.
% 0.88/1.31  (8032) {G0,W12,D2,L3,V5,M3}  { ! path( Y, Z, X ), ! precedes( T, U, X ), 
% 0.88/1.31    alpha13( X, T, U ) }.
% 0.88/1.31  (8033) {G0,W16,D2,L4,V5,M4}  { ! path( Y, Z, X ), ! precedes( T, U, X ), 
% 0.88/1.31    alpha17( X, T, U ), alpha19( X, T, U ) }.
% 0.88/1.31  (8034) {G0,W10,D3,L2,V5,M2}  { ! alpha19( X, Y, Z ), sequential( Y, skol6( 
% 0.88/1.31    T, Y, U ) ) }.
% 0.88/1.31  (8035) {G0,W11,D3,L2,V3,M2}  { ! alpha19( X, Y, Z ), precedes( skol6( X, Y
% 0.88/1.31    , Z ), Z, X ) }.
% 0.88/1.31  (8036) {G0,W7,D2,L2,V3,M2}  { ! alpha19( X, Y, Z ), ! sequential( Y, Z )
% 0.88/1.31     }.
% 0.88/1.31  (8037) {G0,W14,D2,L4,V4,M4}  { ! sequential( Y, T ), ! precedes( T, Z, X )
% 0.88/1.31    , sequential( Y, Z ), alpha19( X, Y, Z ) }.
% 0.88/1.31  (8038) {G0,W7,D2,L2,V3,M2}  { ! alpha17( X, Y, Z ), sequential( Y, Z ) }.
% 0.88/1.31  (8039) {G0,W11,D2,L3,V4,M3}  { ! alpha17( X, Y, Z ), ! sequential( Y, T ), 
% 0.88/1.31    ! precedes( T, Z, X ) }.
% 0.88/1.31  (8040) {G0,W13,D3,L3,V5,M3}  { ! sequential( Y, Z ), sequential( Y, skol7( 
% 0.88/1.31    T, Y, U ) ), alpha17( X, Y, Z ) }.
% 0.88/1.31  (8041) {G0,W14,D3,L3,V3,M3}  { ! sequential( Y, Z ), precedes( skol7( X, Y
% 0.88/1.31    , Z ), Z, X ), alpha17( X, Y, Z ) }.
% 0.88/1.31  (8042) {G0,W7,D2,L2,V3,M2}  { ! alpha13( X, Y, Z ), on_path( Y, X ) }.
% 0.88/1.31  (8043) {G0,W7,D2,L2,V3,M2}  { ! alpha13( X, Y, Z ), on_path( Z, X ) }.
% 0.88/1.31  (8044) {G0,W10,D2,L3,V3,M3}  { ! on_path( Y, X ), ! on_path( Z, X ), 
% 0.88/1.31    alpha13( X, Y, Z ) }.
% 0.88/1.31  (8045) {G0,W8,D2,L2,V3,M2}  { ! shortest_path( X, Y, Z ), path( X, Y, Z )
% 0.88/1.31     }.
% 0.88/1.31  (8046) {G0,W8,D2,L2,V3,M2}  { ! shortest_path( X, Y, Z ), alpha4( X, Y, Z )
% 0.88/1.31     }.
% 0.88/1.31  (8047) {G0,W12,D2,L3,V3,M3}  { ! path( X, Y, Z ), ! alpha4( X, Y, Z ), 
% 0.88/1.31    shortest_path( X, Y, Z ) }.
% 0.88/1.31  (8048) {G0,W7,D2,L2,V3,M2}  { ! alpha4( X, Y, Z ), ! X = Y }.
% 0.88/1.31  (8049) {G0,W8,D2,L2,V3,M2}  { ! alpha4( X, Y, Z ), alpha7( X, Y, Z ) }.
% 0.88/1.31  (8050) {G0,W11,D2,L3,V3,M3}  { X = Y, ! alpha7( X, Y, Z ), alpha4( X, Y, Z
% 0.88/1.31     ) }.
% 0.88/1.31  (8051) {G0,W13,D3,L3,V4,M3}  { ! alpha7( X, Y, Z ), ! path( X, Y, T ), 
% 0.88/1.31    less_or_equal( length_of( Z ), length_of( T ) ) }.
% 0.88/1.31  (8052) {G0,W12,D4,L2,V5,M2}  { ! less_or_equal( length_of( Z ), length_of( 
% 0.88/1.31    skol8( T, U, Z ) ) ), alpha7( X, Y, Z ) }.
% 0.88/1.31  (8053) {G0,W11,D3,L2,V3,M2}  { path( X, Y, skol8( X, Y, Z ) ), alpha7( X, Y
% 0.88/1.31    , Z ) }.
% 0.88/1.31  (8054) {G0,W18,D3,L4,V6,M4}  { ! shortest_path( T, U, Z ), ! precedes( X, Y
% 0.88/1.31    , Z ), ! tail_of( W ) = tail_of( X ), ! head_of( W ) = head_of( Y ) }.
% 0.88/1.31  (8055) {G0,W12,D2,L3,V5,M3}  { ! shortest_path( T, U, Z ), ! precedes( X, Y
% 0.88/1.31    , Z ), ! precedes( Y, X, Z ) }.
% 0.88/1.31  (8056) {G0,W6,D2,L2,V3,M2}  { ! triangle( X, Y, Z ), edge( X ) }.
% 0.88/1.31  (8057) {G0,W8,D2,L2,V3,M2}  { ! triangle( X, Y, Z ), alpha5( X, Y, Z ) }.
% 0.88/1.31  (8058) {G0,W10,D2,L3,V3,M3}  { ! edge( X ), ! alpha5( X, Y, Z ), triangle( 
% 0.88/1.31    X, Y, Z ) }.
% 0.88/1.31  (8059) {G0,W6,D2,L2,V3,M2}  { ! alpha5( X, Y, Z ), edge( Y ) }.
% 0.88/1.31  (8060) {G0,W8,D2,L2,V3,M2}  { ! alpha5( X, Y, Z ), alpha8( X, Y, Z ) }.
% 0.88/1.31  (8061) {G0,W10,D2,L3,V3,M3}  { ! edge( Y ), ! alpha8( X, Y, Z ), alpha5( X
% 0.88/1.31    , Y, Z ) }.
% 0.88/1.31  (8062) {G0,W6,D2,L2,V3,M2}  { ! alpha8( X, Y, Z ), edge( Z ) }.
% 0.88/1.31  (8063) {G0,W8,D2,L2,V3,M2}  { ! alpha8( X, Y, Z ), alpha9( X, Y, Z ) }.
% 0.88/1.31  (8064) {G0,W10,D2,L3,V3,M3}  { ! edge( Z ), ! alpha9( X, Y, Z ), alpha8( X
% 0.88/1.31    , Y, Z ) }.
% 0.88/1.31  (8065) {G0,W7,D2,L2,V3,M2}  { ! alpha9( X, Y, Z ), sequential( X, Y ) }.
% 0.88/1.31  (8066) {G0,W8,D2,L2,V3,M2}  { ! alpha9( X, Y, Z ), alpha10( X, Y, Z ) }.
% 0.88/1.31  (8067) {G0,W11,D2,L3,V3,M3}  { ! sequential( X, Y ), ! alpha10( X, Y, Z ), 
% 0.88/1.31    alpha9( X, Y, Z ) }.
% 0.88/1.31  (8068) {G0,W7,D2,L2,V3,M2}  { ! alpha10( X, Y, Z ), sequential( Y, Z ) }.
% 0.88/1.31  (8069) {G0,W7,D2,L2,V3,M2}  { ! alpha10( X, Y, Z ), sequential( Z, X ) }.
% 0.88/1.31  (8070) {G0,W10,D2,L3,V3,M3}  { ! sequential( Y, Z ), ! sequential( Z, X ), 
% 0.88/1.31    alpha10( X, Y, Z ) }.
% 0.88/1.31  (8071) {G0,W10,D3,L2,V3,M2}  { ! path( Y, Z, X ), length_of( X ) = 
% 0.88/1.31    number_of_in( edges, X ) }.
% 0.88/1.31  (8072) {G0,W12,D4,L2,V3,M2}  { ! path( Y, Z, X ), number_of_in( 
% 0.88/1.31    sequential_pairs, X ) = minus( length_of( X ), n1 ) }.
% 0.88/1.31  (8073) {G0,W17,D3,L3,V3,M3}  { ! path( Y, Z, X ), alpha14( X, skol9( X ), 
% 0.88/1.31    skol11( X ) ), number_of_in( sequential_pairs, X ) = number_of_in( 
% 0.88/1.31    triangles, X ) }.
% 0.88/1.31  (8074) {G0,W17,D3,L3,V4,M3}  { ! path( Y, Z, X ), ! triangle( skol9( X ), 
% 0.88/1.31    skol11( X ), T ), number_of_in( sequential_pairs, X ) = number_of_in( 
% 0.88/1.31    triangles, X ) }.
% 0.88/1.31  (8075) {G0,W7,D2,L2,V3,M2}  { ! alpha14( X, Y, Z ), on_path( Y, X ) }.
% 0.88/1.31  (8076) {G0,W7,D2,L2,V3,M2}  { ! alpha14( X, Y, Z ), on_path( Z, X ) }.
% 0.88/1.31  (8077) {G0,W7,D2,L2,V3,M2}  { ! alpha14( X, Y, Z ), sequential( Y, Z ) }.
% 0.88/1.31  (8078) {G0,W13,D2,L4,V3,M4}  { ! on_path( Y, X ), ! on_path( Z, X ), ! 
% 0.88/1.31    sequential( Y, Z ), alpha14( X, Y, Z ) }.
% 0.88/1.31  (8079) {G0,W7,D3,L1,V2,M1}  { less_or_equal( number_of_in( X, Y ), 
% 0.88/1.31    number_of_in( X, graph ) ) }.
% 0.88/1.31  (8080) {G0,W4,D2,L1,V0,M1}  { shortest_path( skol10, skol12, skol15 ) }.
% 0.88/1.31  (8081) {G0,W4,D2,L1,V0,M1}  { precedes( skol13, skol14, skol15 ) }.
% 0.88/1.31  (8082) {G0,W18,D2,L7,V0,M7}  { ! vertex( skol10 ), ! vertex( skol12 ), 
% 0.88/1.31    skol10 = skol12, ! edge( skol13 ), ! edge( skol14 ), skol13 = skol14, ! 
% 0.88/1.31    path( skol10, skol12, skol15 ) }.
% 0.88/1.31  
% 0.88/1.31  
% 0.88/1.31  Total Proof:
% 0.88/1.31  
% 0.88/1.31  subsumption: (18) {G0,W7,D2,L2,V3,M2} I { ! path( X, Y, Z ), alpha12( X, Y
% 0.88/1.31     ) }.
% 0.88/1.31  parent0: (7992) {G0,W7,D2,L2,V3,M2}  { ! path( X, Y, Z ), alpha12( X, Y )
% 0.88/1.31     }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31     Z := Z
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (35) {G0,W5,D2,L2,V2,M2} I { ! alpha12( X, Y ), vertex( X )
% 0.88/1.31     }.
% 0.88/1.31  parent0: (8009) {G0,W5,D2,L2,V2,M2}  { ! alpha12( X, Y ), vertex( X ) }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (36) {G0,W5,D2,L2,V2,M2} I { ! alpha12( X, Y ), vertex( Y )
% 0.88/1.31     }.
% 0.88/1.31  parent0: (8010) {G0,W5,D2,L2,V2,M2}  { ! alpha12( X, Y ), vertex( Y ) }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (41) {G0,W9,D2,L3,V4,M3} I { ! path( Z, T, X ), ! on_path( Y, 
% 0.88/1.31    X ), edge( Y ) }.
% 0.88/1.31  parent0: (8015) {G0,W9,D2,L3,V4,M3}  { ! path( Z, T, X ), ! on_path( Y, X )
% 0.88/1.31    , edge( Y ) }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31     Z := Z
% 0.88/1.31     T := T
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31     2 ==> 2
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (58) {G0,W12,D2,L3,V5,M3} I { ! path( Y, Z, X ), ! precedes( T
% 0.88/1.31    , U, X ), alpha13( X, T, U ) }.
% 0.88/1.31  parent0: (8032) {G0,W12,D2,L3,V5,M3}  { ! path( Y, Z, X ), ! precedes( T, U
% 0.88/1.31    , X ), alpha13( X, T, U ) }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31     Z := Z
% 0.88/1.31     T := T
% 0.88/1.31     U := U
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31     2 ==> 2
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (68) {G0,W7,D2,L2,V3,M2} I { ! alpha13( X, Y, Z ), on_path( Y
% 0.88/1.31    , X ) }.
% 0.88/1.31  parent0: (8042) {G0,W7,D2,L2,V3,M2}  { ! alpha13( X, Y, Z ), on_path( Y, X
% 0.88/1.31     ) }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31     Z := Z
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (69) {G0,W7,D2,L2,V3,M2} I { ! alpha13( X, Y, Z ), on_path( Z
% 0.88/1.31    , X ) }.
% 0.88/1.31  parent0: (8043) {G0,W7,D2,L2,V3,M2}  { ! alpha13( X, Y, Z ), on_path( Z, X
% 0.88/1.31     ) }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31     Z := Z
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (71) {G0,W8,D2,L2,V3,M2} I { ! shortest_path( X, Y, Z ), path
% 0.88/1.31    ( X, Y, Z ) }.
% 0.88/1.31  parent0: (8045) {G0,W8,D2,L2,V3,M2}  { ! shortest_path( X, Y, Z ), path( X
% 0.88/1.31    , Y, Z ) }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31     Z := Z
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (72) {G0,W8,D2,L2,V3,M2} I { ! shortest_path( X, Y, Z ), 
% 0.88/1.31    alpha4( X, Y, Z ) }.
% 0.88/1.31  parent0: (8046) {G0,W8,D2,L2,V3,M2}  { ! shortest_path( X, Y, Z ), alpha4( 
% 0.88/1.31    X, Y, Z ) }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31     Z := Z
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (74) {G0,W7,D2,L2,V3,M2} I { ! alpha4( X, Y, Z ), ! X = Y }.
% 0.88/1.31  parent0: (8048) {G0,W7,D2,L2,V3,M2}  { ! alpha4( X, Y, Z ), ! X = Y }.
% 0.88/1.31  substitution0:
% 0.88/1.31     X := X
% 0.88/1.31     Y := Y
% 0.88/1.31     Z := Z
% 0.88/1.31  end
% 0.88/1.31  permutation0:
% 0.88/1.31     0 ==> 0
% 0.88/1.31     1 ==> 1
% 0.88/1.31  end
% 0.88/1.31  
% 0.88/1.31  subsumption: (80) {G0,W18,D3,L4,V6,M4} I { ! shortest_path( T, U, Z ), ! 
% 0.88/1.31    precedes( X, Y, Z ), ! tail_of( W ) = tail_of( X ), ! head_of( W ) = 
% 0.88/1.31    head_of( Y ) }.
% 0.88/1.31  parent0: (8054) {G0,W18,D3,L4,V6,M4}  { ! shortest_path( T, U, Z ), ! 
% 0.88/1.32    precedes( X, Y, Z ), ! tail_of( W ) = tail_of( X ), ! head_of( W ) = 
% 0.88/1.32    head_of( Y ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32     Z := Z
% 0.88/1.32     T := T
% 0.88/1.32     U := U
% 0.88/1.32     W := W
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32     2 ==> 2
% 0.88/1.32     3 ==> 3
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (106) {G0,W4,D2,L1,V0,M1} I { shortest_path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  parent0: (8080) {G0,W4,D2,L1,V0,M1}  { shortest_path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (107) {G0,W4,D2,L1,V0,M1} I { precedes( skol13, skol14, skol15
% 0.88/1.32     ) }.
% 0.88/1.32  parent0: (8081) {G0,W4,D2,L1,V0,M1}  { precedes( skol13, skol14, skol15 )
% 0.88/1.32     }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  eqswap: (9393) {G0,W18,D2,L7,V0,M7}  { skol14 = skol13, ! vertex( skol10 )
% 0.88/1.32    , ! vertex( skol12 ), skol10 = skol12, ! edge( skol13 ), ! edge( skol14 )
% 0.88/1.32    , ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  parent0[5]: (8082) {G0,W18,D2,L7,V0,M7}  { ! vertex( skol10 ), ! vertex( 
% 0.88/1.32    skol12 ), skol10 = skol12, ! edge( skol13 ), ! edge( skol14 ), skol13 = 
% 0.88/1.32    skol14, ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  eqswap: (9394) {G0,W18,D2,L7,V0,M7}  { skol12 = skol10, skol14 = skol13, ! 
% 0.88/1.32    vertex( skol10 ), ! vertex( skol12 ), ! edge( skol13 ), ! edge( skol14 )
% 0.88/1.32    , ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  parent0[3]: (9393) {G0,W18,D2,L7,V0,M7}  { skol14 = skol13, ! vertex( 
% 0.88/1.32    skol10 ), ! vertex( skol12 ), skol10 = skol12, ! edge( skol13 ), ! edge( 
% 0.88/1.32    skol14 ), ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (108) {G0,W18,D2,L7,V0,M7} I { ! vertex( skol10 ), ! vertex( 
% 0.88/1.32    skol12 ), skol12 ==> skol10, ! edge( skol13 ), ! edge( skol14 ), skol14 
% 0.88/1.32    ==> skol13, ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  parent0: (9394) {G0,W18,D2,L7,V0,M7}  { skol12 = skol10, skol14 = skol13, !
% 0.88/1.32     vertex( skol10 ), ! vertex( skol12 ), ! edge( skol13 ), ! edge( skol14 )
% 0.88/1.32    , ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 2
% 0.88/1.32     1 ==> 5
% 0.88/1.32     2 ==> 0
% 0.88/1.32     3 ==> 1
% 0.88/1.32     4 ==> 3
% 0.88/1.32     5 ==> 4
% 0.88/1.32     6 ==> 6
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  eqswap: (9395) {G0,W18,D3,L4,V6,M4}  { ! tail_of( Y ) = tail_of( X ), ! 
% 0.88/1.32    shortest_path( Z, T, U ), ! precedes( Y, W, U ), ! head_of( X ) = head_of
% 0.88/1.32    ( W ) }.
% 0.88/1.32  parent0[2]: (80) {G0,W18,D3,L4,V6,M4} I { ! shortest_path( T, U, Z ), ! 
% 0.88/1.32    precedes( X, Y, Z ), ! tail_of( W ) = tail_of( X ), ! head_of( W ) = 
% 0.88/1.32    head_of( Y ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := Y
% 0.88/1.32     Y := W
% 0.88/1.32     Z := U
% 0.88/1.32     T := Z
% 0.88/1.32     U := T
% 0.88/1.32     W := X
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  eqrefl: (9399) {G0,W13,D3,L3,V5,M3}  { ! tail_of( X ) = tail_of( Y ), ! 
% 0.88/1.32    shortest_path( Z, T, U ), ! precedes( X, Y, U ) }.
% 0.88/1.32  parent0[3]: (9395) {G0,W18,D3,L4,V6,M4}  { ! tail_of( Y ) = tail_of( X ), !
% 0.88/1.32     shortest_path( Z, T, U ), ! precedes( Y, W, U ), ! head_of( X ) = 
% 0.88/1.32    head_of( W ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := Y
% 0.88/1.32     Y := X
% 0.88/1.32     Z := Z
% 0.88/1.32     T := T
% 0.88/1.32     U := U
% 0.88/1.32     W := Y
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  eqswap: (9400) {G0,W13,D3,L3,V5,M3}  { ! tail_of( Y ) = tail_of( X ), ! 
% 0.88/1.32    shortest_path( Z, T, U ), ! precedes( X, Y, U ) }.
% 0.88/1.32  parent0[0]: (9399) {G0,W13,D3,L3,V5,M3}  { ! tail_of( X ) = tail_of( Y ), !
% 0.88/1.32     shortest_path( Z, T, U ), ! precedes( X, Y, U ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32     Z := Z
% 0.88/1.32     T := T
% 0.88/1.32     U := U
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (142) {G1,W13,D3,L3,V5,M3} Q(80) { ! shortest_path( X, Y, Z )
% 0.88/1.32    , ! precedes( T, U, Z ), ! tail_of( U ) = tail_of( T ) }.
% 0.88/1.32  parent0: (9400) {G0,W13,D3,L3,V5,M3}  { ! tail_of( Y ) = tail_of( X ), ! 
% 0.88/1.32    shortest_path( Z, T, U ), ! precedes( X, Y, U ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := T
% 0.88/1.32     Y := U
% 0.88/1.32     Z := X
% 0.88/1.32     T := Y
% 0.88/1.32     U := Z
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 2
% 0.88/1.32     1 ==> 0
% 0.88/1.32     2 ==> 1
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  eqswap: (9402) {G1,W13,D3,L3,V5,M3}  { ! tail_of( Y ) = tail_of( X ), ! 
% 0.88/1.32    shortest_path( Z, T, U ), ! precedes( Y, X, U ) }.
% 0.88/1.32  parent0[2]: (142) {G1,W13,D3,L3,V5,M3} Q(80) { ! shortest_path( X, Y, Z ), 
% 0.88/1.32    ! precedes( T, U, Z ), ! tail_of( U ) = tail_of( T ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := Z
% 0.88/1.32     Y := T
% 0.88/1.32     Z := U
% 0.88/1.32     T := Y
% 0.88/1.32     U := X
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  eqrefl: (9403) {G0,W8,D2,L2,V4,M2}  { ! shortest_path( Y, Z, T ), ! 
% 0.88/1.32    precedes( X, X, T ) }.
% 0.88/1.32  parent0[0]: (9402) {G1,W13,D3,L3,V5,M3}  { ! tail_of( Y ) = tail_of( X ), !
% 0.88/1.32     shortest_path( Z, T, U ), ! precedes( Y, X, U ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := X
% 0.88/1.32     Z := Y
% 0.88/1.32     T := Z
% 0.88/1.32     U := T
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (143) {G2,W8,D2,L2,V4,M2} Q(142) { ! shortest_path( X, Y, Z )
% 0.88/1.32    , ! precedes( T, T, Z ) }.
% 0.88/1.32  parent0: (9403) {G0,W8,D2,L2,V4,M2}  { ! shortest_path( Y, Z, T ), ! 
% 0.88/1.32    precedes( X, X, T ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := T
% 0.88/1.32     Y := X
% 0.88/1.32     Z := Y
% 0.88/1.32     T := Z
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9404) {G1,W6,D2,L2,V3,M2}  { vertex( X ), ! path( X, Y, Z )
% 0.88/1.32     }.
% 0.88/1.32  parent0[0]: (35) {G0,W5,D2,L2,V2,M2} I { ! alpha12( X, Y ), vertex( X ) }.
% 0.88/1.32  parent1[1]: (18) {G0,W7,D2,L2,V3,M2} I { ! path( X, Y, Z ), alpha12( X, Y )
% 0.88/1.32     }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32     Z := Z
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (898) {G1,W6,D2,L2,V3,M2} R(18,35) { ! path( X, Y, Z ), vertex
% 0.88/1.32    ( X ) }.
% 0.88/1.32  parent0: (9404) {G1,W6,D2,L2,V3,M2}  { vertex( X ), ! path( X, Y, Z ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32     Z := Z
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 1
% 0.88/1.32     1 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9405) {G1,W6,D2,L2,V3,M2}  { vertex( Y ), ! path( X, Y, Z )
% 0.88/1.32     }.
% 0.88/1.32  parent0[0]: (36) {G0,W5,D2,L2,V2,M2} I { ! alpha12( X, Y ), vertex( Y ) }.
% 0.88/1.32  parent1[1]: (18) {G0,W7,D2,L2,V3,M2} I { ! path( X, Y, Z ), alpha12( X, Y )
% 0.88/1.32     }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32     Z := Z
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (899) {G1,W6,D2,L2,V3,M2} R(18,36) { ! path( X, Y, Z ), vertex
% 0.88/1.32    ( Y ) }.
% 0.88/1.32  parent0: (9405) {G1,W6,D2,L2,V3,M2}  { vertex( Y ), ! path( X, Y, Z ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32     Z := Z
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 1
% 0.88/1.32     1 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9406) {G1,W4,D2,L1,V1,M1}  { ! precedes( X, X, skol15 ) }.
% 0.88/1.32  parent0[0]: (143) {G2,W8,D2,L2,V4,M2} Q(142) { ! shortest_path( X, Y, Z ), 
% 0.88/1.32    ! precedes( T, T, Z ) }.
% 0.88/1.32  parent1[0]: (106) {G0,W4,D2,L1,V0,M1} I { shortest_path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol10
% 0.88/1.32     Y := skol12
% 0.88/1.32     Z := skol15
% 0.88/1.32     T := X
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (2203) {G3,W4,D2,L1,V1,M1} R(143,106) { ! precedes( X, X, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  parent0: (9406) {G1,W4,D2,L1,V1,M1}  { ! precedes( X, X, skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9407) {G1,W4,D2,L1,V0,M1}  { path( skol10, skol12, skol15 )
% 0.88/1.32     }.
% 0.88/1.32  parent0[0]: (71) {G0,W8,D2,L2,V3,M2} I { ! shortest_path( X, Y, Z ), path( 
% 0.88/1.32    X, Y, Z ) }.
% 0.88/1.32  parent1[0]: (106) {G0,W4,D2,L1,V0,M1} I { shortest_path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol10
% 0.88/1.32     Y := skol12
% 0.88/1.32     Z := skol15
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (3438) {G1,W4,D2,L1,V0,M1} R(71,106) { path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  parent0: (9407) {G1,W4,D2,L1,V0,M1}  { path( skol10, skol12, skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9408) {G1,W5,D2,L2,V1,M2}  { ! on_path( X, skol15 ), edge( X )
% 0.88/1.32     }.
% 0.88/1.32  parent0[0]: (41) {G0,W9,D2,L3,V4,M3} I { ! path( Z, T, X ), ! on_path( Y, X
% 0.88/1.32     ), edge( Y ) }.
% 0.88/1.32  parent1[0]: (3438) {G1,W4,D2,L1,V0,M1} R(71,106) { path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol15
% 0.88/1.32     Y := X
% 0.88/1.32     Z := skol10
% 0.88/1.32     T := skol12
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (3448) {G2,W5,D2,L2,V1,M2} R(3438,41) { ! on_path( X, skol15 )
% 0.88/1.32    , edge( X ) }.
% 0.88/1.32  parent0: (9408) {G1,W5,D2,L2,V1,M2}  { ! on_path( X, skol15 ), edge( X )
% 0.88/1.32     }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9409) {G2,W2,D2,L1,V0,M1}  { vertex( skol12 ) }.
% 0.88/1.32  parent0[0]: (899) {G1,W6,D2,L2,V3,M2} R(18,36) { ! path( X, Y, Z ), vertex
% 0.88/1.32    ( Y ) }.
% 0.88/1.32  parent1[0]: (3438) {G1,W4,D2,L1,V0,M1} R(71,106) { path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol10
% 0.88/1.32     Y := skol12
% 0.88/1.32     Z := skol15
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (3453) {G2,W2,D2,L1,V0,M1} R(3438,899) { vertex( skol12 ) }.
% 0.88/1.32  parent0: (9409) {G2,W2,D2,L1,V0,M1}  { vertex( skol12 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9410) {G2,W2,D2,L1,V0,M1}  { vertex( skol10 ) }.
% 0.88/1.32  parent0[0]: (898) {G1,W6,D2,L2,V3,M2} R(18,35) { ! path( X, Y, Z ), vertex
% 0.88/1.32    ( X ) }.
% 0.88/1.32  parent1[0]: (3438) {G1,W4,D2,L1,V0,M1} R(71,106) { path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol10
% 0.88/1.32     Y := skol12
% 0.88/1.32     Z := skol15
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (3454) {G2,W2,D2,L1,V0,M1} R(3438,898) { vertex( skol10 ) }.
% 0.88/1.32  parent0: (9410) {G2,W2,D2,L1,V0,M1}  { vertex( skol10 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9411) {G1,W4,D2,L1,V0,M1}  { alpha4( skol10, skol12, skol15 )
% 0.88/1.32     }.
% 0.88/1.32  parent0[0]: (72) {G0,W8,D2,L2,V3,M2} I { ! shortest_path( X, Y, Z ), alpha4
% 0.88/1.32    ( X, Y, Z ) }.
% 0.88/1.32  parent1[0]: (106) {G0,W4,D2,L1,V0,M1} I { shortest_path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol10
% 0.88/1.32     Y := skol12
% 0.88/1.32     Z := skol15
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (3519) {G1,W4,D2,L1,V0,M1} R(72,106) { alpha4( skol10, skol12
% 0.88/1.32    , skol15 ) }.
% 0.88/1.32  parent0: (9411) {G1,W4,D2,L1,V0,M1}  { alpha4( skol10, skol12, skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  eqswap: (9412) {G0,W7,D2,L2,V3,M2}  { ! Y = X, ! alpha4( X, Y, Z ) }.
% 0.88/1.32  parent0[1]: (74) {G0,W7,D2,L2,V3,M2} I { ! alpha4( X, Y, Z ), ! X = Y }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32     Z := Z
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9413) {G1,W3,D2,L1,V0,M1}  { ! skol12 = skol10 }.
% 0.88/1.32  parent0[1]: (9412) {G0,W7,D2,L2,V3,M2}  { ! Y = X, ! alpha4( X, Y, Z ) }.
% 0.88/1.32  parent1[0]: (3519) {G1,W4,D2,L1,V0,M1} R(72,106) { alpha4( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol10
% 0.88/1.32     Y := skol12
% 0.88/1.32     Z := skol15
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (3521) {G2,W3,D2,L1,V0,M1} R(3519,74) { ! skol12 ==> skol10
% 0.88/1.32     }.
% 0.88/1.32  parent0: (9413) {G1,W3,D2,L1,V0,M1}  { ! skol12 = skol10 }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9415) {G1,W6,D2,L2,V2,M2}  { edge( X ), ! alpha13( skol15, X, 
% 0.88/1.32    Y ) }.
% 0.88/1.32  parent0[0]: (3448) {G2,W5,D2,L2,V1,M2} R(3438,41) { ! on_path( X, skol15 )
% 0.88/1.32    , edge( X ) }.
% 0.88/1.32  parent1[1]: (68) {G0,W7,D2,L2,V3,M2} I { ! alpha13( X, Y, Z ), on_path( Y, 
% 0.88/1.32    X ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32     X := skol15
% 0.88/1.32     Y := X
% 0.88/1.32     Z := Y
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (4000) {G3,W6,D2,L2,V2,M2} R(3448,68) { edge( X ), ! alpha13( 
% 0.88/1.32    skol15, X, Y ) }.
% 0.88/1.32  parent0: (9415) {G1,W6,D2,L2,V2,M2}  { edge( X ), ! alpha13( skol15, X, Y )
% 0.88/1.32     }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9416) {G1,W6,D2,L2,V2,M2}  { edge( X ), ! alpha13( skol15, Y, 
% 0.88/1.32    X ) }.
% 0.88/1.32  parent0[0]: (3448) {G2,W5,D2,L2,V1,M2} R(3438,41) { ! on_path( X, skol15 )
% 0.88/1.32    , edge( X ) }.
% 0.88/1.32  parent1[1]: (69) {G0,W7,D2,L2,V3,M2} I { ! alpha13( X, Y, Z ), on_path( Z, 
% 0.88/1.32    X ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32     X := skol15
% 0.88/1.32     Y := Y
% 0.88/1.32     Z := X
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (4001) {G3,W6,D2,L2,V2,M2} R(3448,69) { edge( X ), ! alpha13( 
% 0.88/1.32    skol15, Y, X ) }.
% 0.88/1.32  parent0: (9416) {G1,W6,D2,L2,V2,M2}  { edge( X ), ! alpha13( skol15, Y, X )
% 0.88/1.32     }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9421) {G1,W16,D2,L6,V0,M6}  { ! vertex( skol12 ), skol12 ==> 
% 0.88/1.32    skol10, ! edge( skol13 ), ! edge( skol14 ), skol14 ==> skol13, ! path( 
% 0.88/1.32    skol10, skol12, skol15 ) }.
% 0.88/1.32  parent0[0]: (108) {G0,W18,D2,L7,V0,M7} I { ! vertex( skol10 ), ! vertex( 
% 0.88/1.32    skol12 ), skol12 ==> skol10, ! edge( skol13 ), ! edge( skol14 ), skol14 
% 0.88/1.32    ==> skol13, ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  parent1[0]: (3454) {G2,W2,D2,L1,V0,M1} R(3438,898) { vertex( skol10 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9422) {G2,W14,D2,L5,V0,M5}  { skol12 ==> skol10, ! edge( 
% 0.88/1.32    skol13 ), ! edge( skol14 ), skol14 ==> skol13, ! path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  parent0[0]: (9421) {G1,W16,D2,L6,V0,M6}  { ! vertex( skol12 ), skol12 ==> 
% 0.88/1.32    skol10, ! edge( skol13 ), ! edge( skol14 ), skol14 ==> skol13, ! path( 
% 0.88/1.32    skol10, skol12, skol15 ) }.
% 0.88/1.32  parent1[0]: (3453) {G2,W2,D2,L1,V0,M1} R(3438,899) { vertex( skol12 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9423) {G3,W11,D2,L4,V0,M4}  { ! edge( skol13 ), ! edge( skol14
% 0.88/1.32     ), skol14 ==> skol13, ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  parent0[0]: (3521) {G2,W3,D2,L1,V0,M1} R(3519,74) { ! skol12 ==> skol10 }.
% 0.88/1.32  parent1[0]: (9422) {G2,W14,D2,L5,V0,M5}  { skol12 ==> skol10, ! edge( 
% 0.88/1.32    skol13 ), ! edge( skol14 ), skol14 ==> skol13, ! path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9424) {G2,W7,D2,L3,V0,M3}  { ! edge( skol13 ), ! edge( skol14
% 0.88/1.32     ), skol14 ==> skol13 }.
% 0.88/1.32  parent0[3]: (9423) {G3,W11,D2,L4,V0,M4}  { ! edge( skol13 ), ! edge( skol14
% 0.88/1.32     ), skol14 ==> skol13, ! path( skol10, skol12, skol15 ) }.
% 0.88/1.32  parent1[0]: (3438) {G1,W4,D2,L1,V0,M1} R(71,106) { path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (5183) {G3,W7,D2,L3,V0,M3} S(108);r(3454);r(3453);r(3521);r(
% 0.88/1.32    3438) { ! edge( skol13 ), ! edge( skol14 ), skol14 ==> skol13 }.
% 0.88/1.32  parent0: (9424) {G2,W7,D2,L3,V0,M3}  { ! edge( skol13 ), ! edge( skol14 ), 
% 0.88/1.32    skol14 ==> skol13 }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32     2 ==> 2
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  paramod: (9427) {G1,W8,D2,L3,V0,M3}  { precedes( skol13, skol13, skol15 ), 
% 0.88/1.32    ! edge( skol13 ), ! edge( skol14 ) }.
% 0.88/1.32  parent0[2]: (5183) {G3,W7,D2,L3,V0,M3} S(108);r(3454);r(3453);r(3521);r(
% 0.88/1.32    3438) { ! edge( skol13 ), ! edge( skol14 ), skol14 ==> skol13 }.
% 0.88/1.32  parent1[0; 2]: (107) {G0,W4,D2,L1,V0,M1} I { precedes( skol13, skol14, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9448) {G2,W4,D2,L2,V0,M2}  { ! edge( skol13 ), ! edge( skol14
% 0.88/1.32     ) }.
% 0.88/1.32  parent0[0]: (2203) {G3,W4,D2,L1,V1,M1} R(143,106) { ! precedes( X, X, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  parent1[0]: (9427) {G1,W8,D2,L3,V0,M3}  { precedes( skol13, skol13, skol15
% 0.88/1.32     ), ! edge( skol13 ), ! edge( skol14 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol13
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (5289) {G4,W4,D2,L2,V0,M2} P(5183,107);r(2203) { ! edge( 
% 0.88/1.32    skol13 ), ! edge( skol14 ) }.
% 0.88/1.32  parent0: (9448) {G2,W4,D2,L2,V0,M2}  { ! edge( skol13 ), ! edge( skol14 )
% 0.88/1.32     }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9450) {G4,W6,D2,L2,V1,M2}  { ! edge( skol13 ), ! alpha13( 
% 0.88/1.32    skol15, X, skol14 ) }.
% 0.88/1.32  parent0[1]: (5289) {G4,W4,D2,L2,V0,M2} P(5183,107);r(2203) { ! edge( skol13
% 0.88/1.32     ), ! edge( skol14 ) }.
% 0.88/1.32  parent1[0]: (4001) {G3,W6,D2,L2,V2,M2} R(3448,69) { edge( X ), ! alpha13( 
% 0.88/1.32    skol15, Y, X ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32     X := skol14
% 0.88/1.32     Y := X
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (5295) {G5,W6,D2,L2,V1,M2} R(5289,4001) { ! edge( skol13 ), ! 
% 0.88/1.32    alpha13( skol15, X, skol14 ) }.
% 0.88/1.32  parent0: (9450) {G4,W6,D2,L2,V1,M2}  { ! edge( skol13 ), ! alpha13( skol15
% 0.88/1.32    , X, skol14 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9451) {G4,W8,D2,L2,V2,M2}  { ! alpha13( skol15, X, skol14 ), !
% 0.88/1.32     alpha13( skol15, skol13, Y ) }.
% 0.88/1.32  parent0[0]: (5295) {G5,W6,D2,L2,V1,M2} R(5289,4001) { ! edge( skol13 ), ! 
% 0.88/1.32    alpha13( skol15, X, skol14 ) }.
% 0.88/1.32  parent1[0]: (4000) {G3,W6,D2,L2,V2,M2} R(3448,68) { edge( X ), ! alpha13( 
% 0.88/1.32    skol15, X, Y ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32     X := skol13
% 0.88/1.32     Y := Y
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (7952) {G6,W8,D2,L2,V2,M2} R(5295,4000) { ! alpha13( skol15, X
% 0.88/1.32    , skol14 ), ! alpha13( skol15, skol13, Y ) }.
% 0.88/1.32  parent0: (9451) {G4,W8,D2,L2,V2,M2}  { ! alpha13( skol15, X, skol14 ), ! 
% 0.88/1.32    alpha13( skol15, skol13, Y ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32     1 ==> 1
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  factor: (9453) {G6,W4,D2,L1,V0,M1}  { ! alpha13( skol15, skol13, skol14 )
% 0.88/1.32     }.
% 0.88/1.32  parent0[0, 1]: (7952) {G6,W8,D2,L2,V2,M2} R(5295,4000) { ! alpha13( skol15
% 0.88/1.32    , X, skol14 ), ! alpha13( skol15, skol13, Y ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol13
% 0.88/1.32     Y := skol14
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (7968) {G7,W4,D2,L1,V0,M1} F(7952) { ! alpha13( skol15, skol13
% 0.88/1.32    , skol14 ) }.
% 0.88/1.32  parent0: (9453) {G6,W4,D2,L1,V0,M1}  { ! alpha13( skol15, skol13, skol14 )
% 0.88/1.32     }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9454) {G1,W8,D2,L2,V2,M2}  { ! path( X, Y, skol15 ), ! 
% 0.88/1.32    precedes( skol13, skol14, skol15 ) }.
% 0.88/1.32  parent0[0]: (7968) {G7,W4,D2,L1,V0,M1} F(7952) { ! alpha13( skol15, skol13
% 0.88/1.32    , skol14 ) }.
% 0.88/1.32  parent1[2]: (58) {G0,W12,D2,L3,V5,M3} I { ! path( Y, Z, X ), ! precedes( T
% 0.88/1.32    , U, X ), alpha13( X, T, U ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32     X := skol15
% 0.88/1.32     Y := X
% 0.88/1.32     Z := Y
% 0.88/1.32     T := skol13
% 0.88/1.32     U := skol14
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9455) {G1,W4,D2,L1,V2,M1}  { ! path( X, Y, skol15 ) }.
% 0.88/1.32  parent0[1]: (9454) {G1,W8,D2,L2,V2,M2}  { ! path( X, Y, skol15 ), ! 
% 0.88/1.32    precedes( skol13, skol14, skol15 ) }.
% 0.88/1.32  parent1[0]: (107) {G0,W4,D2,L1,V0,M1} I { precedes( skol13, skol14, skol15
% 0.88/1.32     ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (7969) {G8,W4,D2,L1,V2,M1} R(7968,58);r(107) { ! path( X, Y, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  parent0: (9455) {G1,W4,D2,L1,V2,M1}  { ! path( X, Y, skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := X
% 0.88/1.32     Y := Y
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32     0 ==> 0
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  resolution: (9456) {G2,W0,D0,L0,V0,M0}  {  }.
% 0.88/1.32  parent0[0]: (7969) {G8,W4,D2,L1,V2,M1} R(7968,58);r(107) { ! path( X, Y, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  parent1[0]: (3438) {G1,W4,D2,L1,V0,M1} R(71,106) { path( skol10, skol12, 
% 0.88/1.32    skol15 ) }.
% 0.88/1.32  substitution0:
% 0.88/1.32     X := skol10
% 0.88/1.32     Y := skol12
% 0.88/1.32  end
% 0.88/1.32  substitution1:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  subsumption: (7972) {G9,W0,D0,L0,V0,M0} R(7969,3438) {  }.
% 0.88/1.32  parent0: (9456) {G2,W0,D0,L0,V0,M0}  {  }.
% 0.88/1.32  substitution0:
% 0.88/1.32  end
% 0.88/1.32  permutation0:
% 0.88/1.32  end
% 0.88/1.32  
% 0.88/1.32  Proof check complete!
% 0.88/1.32  
% 0.88/1.32  Memory use:
% 0.88/1.32  
% 0.88/1.32  space for terms:        127670
% 0.88/1.32  space for clauses:      309218
% 0.88/1.32  
% 0.88/1.32  
% 0.88/1.32  clauses generated:      19164
% 0.88/1.32  clauses kept:           7973
% 0.88/1.32  clauses selected:       556
% 0.88/1.32  clauses deleted:        22
% 0.88/1.32  clauses inuse deleted:  9
% 0.88/1.32  
% 0.88/1.32  subsentry:          39442
% 0.88/1.32  literals s-matched: 26465
% 0.88/1.32  literals matched:   24828
% 0.88/1.32  full subsumption:   5455
% 0.88/1.32  
% 0.88/1.32  checksum:           1946840850
% 0.88/1.32  
% 0.88/1.32  
% 0.88/1.32  Bliksem ended
%------------------------------------------------------------------------------