TSTP Solution File: PUZ008-3 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : PUZ008-3 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n026.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 17:58:08 EDT 2022

% Result   : Unsatisfiable 0.69s 1.12s
% Output   : Refutation 0.69s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : PUZ008-3 : TPTP v8.1.0. Released v1.2.0.
% 0.07/0.12  % Command  : bliksem %s
% 0.12/0.33  % Computer : n026.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % DateTime : Sun May 29 01:19:39 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.69/1.12  *** allocated 10000 integers for termspace/termends
% 0.69/1.12  *** allocated 10000 integers for clauses
% 0.69/1.12  *** allocated 10000 integers for justifications
% 0.69/1.12  Bliksem 1.12
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  Automatic Strategy Selection
% 0.69/1.12  
% 0.69/1.12  Clauses:
% 0.69/1.12  [
% 0.69/1.12     [ safe( n0, X ) ],
% 0.69/1.12     [ ~( 'greater_or_equal'( X, Y ) ), safe( X, Y ) ],
% 0.69/1.12     [ 'greater_or_equal'( X, n0 ) ],
% 0.69/1.12     [ 'greater_or_equal'( s( X ), s( Y ) ), ~( 'greater_or_equal'( X, Y ) )
% 0.69/1.12     ],
% 0.69/1.12     [ ~( achievable( west( m( X ), c( s( Y ) ) ), boatonwest, east( m( Z ), 
% 0.69/1.12    c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( Z, s( T ) ) ), achievable( west( 
% 0.69/1.12    m( X ), c( Y ) ), boatoneast, east( m( Z ), c( s( T ) ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( Z ), c( s( 
% 0.69/1.12    T ) ) ) ) ), ~( safe( X, s( Y ) ) ), ~( safe( Z, T ) ), achievable( west( 
% 0.69/1.12    m( X ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( X ), c( s( s( Y ) ) ) ), boatonwest, east( m( 
% 0.69/1.12    Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( Z, s( s( T ) ) ) ), 
% 0.69/1.12    achievable( west( m( X ), c( Y ) ), boatoneast, east( m( Z ), c( s( s( T
% 0.69/1.12     ) ) ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( Z ), c( s( 
% 0.69/1.12    s( T ) ) ) ) ) ), ~( safe( X, s( s( Y ) ) ) ), ~( safe( Z, T ) ), 
% 0.69/1.12    achievable( west( m( X ), c( s( s( Y ) ) ) ), boatonwest, east( m( Z ), c( 
% 0.69/1.12    T ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( s( X ) ), c( Y ) ), boatonwest, east( m( Z ), 
% 0.69/1.12    c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( s( Z ), T ) ), achievable( west( 
% 0.69/1.12    m( X ), c( Y ) ), boatoneast, east( m( s( Z ) ), c( T ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( Z ) ), 
% 0.69/1.12    c( T ) ) ) ), ~( safe( s( X ), Y ) ), ~( safe( Z, T ) ), achievable( west( 
% 0.69/1.12    m( s( X ) ), c( Y ) ), boatonwest, east( m( Z ), c( T ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( s( s( X ) ) ), c( Y ) ), boatonwest, east( m( 
% 0.69/1.12    Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( s( s( Z ) ), T ) ), 
% 0.69/1.12    achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( 
% 0.69/1.12    T ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( s( Z )
% 0.69/1.12     ) ), c( T ) ) ) ), ~( safe( s( s( X ) ), Y ) ), ~( safe( Z, T ) ), 
% 0.69/1.12    achievable( west( m( s( s( X ) ) ), c( Y ) ), boatonwest, east( m( Z ), c( 
% 0.69/1.12    T ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( 
% 0.69/1.12    Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( s( Z ), s( T ) ) ), 
% 0.69/1.12    achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( Z ) ), c( s( 
% 0.69/1.12    T ) ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( Z ) ), 
% 0.69/1.12    c( s( T ) ) ) ) ), ~( safe( s( X ), s( Y ) ) ), ~( safe( Z, T ) ), 
% 0.69/1.12    achievable( west( m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( 
% 0.69/1.12    T ) ) ) ],
% 0.69/1.12     [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( s( n0 ) ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( n0 ) ) ) ],
% 0.69/1.12     [ ~( achievable( west( m( n0 ), c( n0 ) ), X, east( m( s( s( s( n0 ) ) )
% 0.69/1.12     ), c( s( s( s( n0 ) ) ) ) ) ) ) ]
% 0.69/1.12  ] .
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  percentage equality = 0.000000, percentage horn = 1.000000
% 0.69/1.12  This is a near-Horn, non-equality  problem
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  Options Used:
% 0.69/1.12  
% 0.69/1.12  useres =            1
% 0.69/1.12  useparamod =        0
% 0.69/1.12  useeqrefl =         0
% 0.69/1.12  useeqfact =         0
% 0.69/1.12  usefactor =         1
% 0.69/1.12  usesimpsplitting =  0
% 0.69/1.12  usesimpdemod =      0
% 0.69/1.12  usesimpres =        4
% 0.69/1.12  
% 0.69/1.12  resimpinuse      =  1000
% 0.69/1.12  resimpclauses =     20000
% 0.69/1.12  substype =          standard
% 0.69/1.12  backwardsubs =      1
% 0.69/1.12  selectoldest =      5
% 0.69/1.12  
% 0.69/1.12  litorderings [0] =  split
% 0.69/1.12  litorderings [1] =  liftord
% 0.69/1.12  
% 0.69/1.12  termordering =      none
% 0.69/1.12  
% 0.69/1.12  litapriori =        1
% 0.69/1.12  termapriori =       0
% 0.69/1.12  litaposteriori =    0
% 0.69/1.12  termaposteriori =   0
% 0.69/1.12  demodaposteriori =  0
% 0.69/1.12  ordereqreflfact =   0
% 0.69/1.12  
% 0.69/1.12  litselect =         negative
% 0.69/1.12  
% 0.69/1.12  maxweight =         30000
% 0.69/1.12  maxdepth =          30000
% 0.69/1.12  maxlength =         115
% 0.69/1.12  maxnrvars =         195
% 0.69/1.12  excuselevel =       0
% 0.69/1.12  increasemaxweight = 0
% 0.69/1.12  
% 0.69/1.12  maxselected =       10000000
% 0.69/1.12  maxnrclauses =      10000000
% 0.69/1.12  
% 0.69/1.12  showgenerated =    0
% 0.69/1.12  showkept =         0
% 0.69/1.12  showselected =     0
% 0.69/1.12  showdeleted =      0
% 0.69/1.12  showresimp =       1
% 0.69/1.12  showstatus =       2000
% 0.69/1.12  
% 0.69/1.12  prologoutput =     1
% 0.69/1.12  nrgoals =          5000000
% 0.69/1.12  totalproof =       1
% 0.69/1.12  
% 0.69/1.12  Symbols occurring in the translation:
% 0.69/1.12  
% 0.69/1.12  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.69/1.12  .  [1, 2]      (w:1, o:24, a:1, s:1, b:0), 
% 0.69/1.12  !  [4, 1]      (w:1, o:16, a:1, s:1, b:0), 
% 0.69/1.12  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.69/1.12  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.69/1.12  n0  [39, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 0.69/1.12  safe  [41, 2]      (w:1, o:49, a:1, s:1, b:0), 
% 0.69/1.12  'greater_or_equal'  [43, 2]      (w:1, o:50, a:1, s:1, b:0), 
% 0.69/1.12  s  [44, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 0.69/1.12  m  [45, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 0.69/1.12  c  [46, 1]      (w:1, o:23, a:1, s:1, b:0), 
% 0.69/1.12  west  [47, 2]      (w:1, o:51, a:1, s:1, b:0), 
% 0.69/1.12  boatonwest  [48, 0]      (w:1, o:13, a:1, s:1, b:0), 
% 0.69/1.12  east  [51, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 0.69/1.12  achievable  [52, 3]      (w:1, o:53, a:1, s:1, b:0), 
% 0.69/1.12  boatoneast  [53, 0]      (w:1, o:15, a:1, s:1, b:0).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  Starting Search:
% 0.69/1.12  
% 0.69/1.12  Resimplifying inuse:
% 0.69/1.12  Done
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  Bliksems!, er is een bewijs:
% 0.69/1.12  % SZS status Unsatisfiable
% 0.69/1.12  % SZS output start Refutation
% 0.69/1.12  
% 0.69/1.12  clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1, [ safe( X, Y ), ~( 'greater_or_equal'( X, Y ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 2, [ 'greater_or_equal'( X, n0 ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 3, [ 'greater_or_equal'( s( X ), s( Y ) ), ~( 'greater_or_equal'( X
% 0.69/1.12    , Y ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 5, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y ) )
% 0.69/1.12    , boatoneast, east( m( Z ), c( s( T ) ) ) ) ), achievable( west( m( X ), 
% 0.69/1.12    c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ), ~( safe( Z, T ) ) ]
% 0.69/1.12     )
% 0.69/1.12  .
% 0.69/1.12  clause( 6, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( Y ) )
% 0.69/1.12     ) ), boatonwest, east( m( Z ), c( T ) ) ) ), achievable( west( m( X ), c( 
% 0.69/1.12    Y ) ), boatoneast, east( m( Z ), c( s( s( T ) ) ) ) ), ~( safe( Z, s( s( 
% 0.69/1.12    T ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 10, [ ~( achievable( west( m( s( s( X ) ) ), c( Y ) ), boatonwest, 
% 0.69/1.12    east( m( Z ), c( T ) ) ) ), ~( safe( s( s( Z ) ), T ) ), achievable( west( 
% 0.69/1.12    m( X ), c( Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( T ) ) ), ~( safe( 
% 0.69/1.12    X, Y ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 13, [ ~( safe( s( X ), s( Y ) ) ), ~( achievable( west( m( X ), c( 
% 0.69/1.12    Y ) ), boatoneast, east( m( s( Z ) ), c( s( T ) ) ) ) ), achievable( west( 
% 0.69/1.12    m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ), ~( safe( 
% 0.69/1.12    Z, T ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 14, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( s( n0 ) )
% 0.69/1.12     ) ) ), boatonwest, east( m( n0 ), c( n0 ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 15, [ ~( achievable( west( m( n0 ), c( n0 ) ), X, east( m( s( s( s( 
% 0.69/1.12    n0 ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 26, [ safe( X, n0 ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 27, [ 'greater_or_equal'( s( X ), s( n0 ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 29, [ 'greater_or_equal'( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 30, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 32, [ 'greater_or_equal'( s( s( s( X ) ) ), s( s( s( n0 ) ) ) ) ]
% 0.69/1.12     )
% 0.69/1.12  .
% 0.69/1.12  clause( 33, [ safe( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 36, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( 
% 0.69/1.12    Z ) ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( Z ) ), c( s( n0 ) ) ) ), ~( safe( X, s( Y ) ) ) ]
% 0.69/1.12     )
% 0.69/1.12  .
% 0.69/1.12  clause( 37, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( Z
% 0.69/1.12     ), c( s( n0 ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( Z ), c( n0 ) ) ), ~( safe( X, s( Y ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 38, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    n0 ), c( s( Z ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Z ) ) ), ~( safe( X, s( Y ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 40, [ safe( s( s( s( X ) ) ), s( s( s( n0 ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 48, [ achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( s( 
% 0.69/1.12    s( Z ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ), ~( achievable( west( m( X ), c( 
% 0.69/1.12    s( s( Y ) ) ) ), boatonwest, east( m( s( s( s( Z ) ) ) ), c( s( n0 ) ) )
% 0.69/1.12     ) ), ~( safe( X, Y ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 49, [ achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( s( 
% 0.69/1.12    Z ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( X ), c( s( s( Y )
% 0.69/1.12     ) ) ), boatonwest, east( m( s( s( Z ) ) ), c( n0 ) ) ) ), ~( safe( X, Y
% 0.69/1.12     ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 50, [ ~( achievable( west( m( X ), c( s( s( Y ) ) ) ), boatonwest, 
% 0.69/1.12    east( m( n0 ), c( Z ) ) ) ), achievable( west( m( X ), c( Y ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( Z ) ) ) ) ), ~( safe( X, Y ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 135, [ ~( achievable( west( m( s( s( s( X ) ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( Z ) ) ) ), achievable( west( m( s( X ) ), c( 
% 0.69/1.12    s( n0 ) ) ), boatoneast, east( m( s( s( Y ) ) ), c( Z ) ) ), ~( safe( s( 
% 0.69/1.12    s( Y ) ), Z ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 137, [ ~( achievable( west( m( s( s( n0 ) ) ), c( X ) ), boatonwest
% 0.69/1.12    , east( m( Y ), c( Z ) ) ) ), achievable( west( m( n0 ), c( X ) ), 
% 0.69/1.12    boatoneast, east( m( s( s( Y ) ) ), c( Z ) ) ), ~( safe( s( s( Y ) ), Z )
% 0.69/1.12     ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 241, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( Z ) ) ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( s( X ) ), c( 
% 0.69/1.12    s( Y ) ) ), boatonwest, east( m( s( Z ) ), c( s( n0 ) ) ) ), ~( safe( s( 
% 0.69/1.12    X ), s( Y ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 332, [ achievable( west( m( n0 ), c( s( X ) ) ), boatonwest, east( 
% 0.69/1.12    m( Y ), c( n0 ) ) ), ~( achievable( west( m( n0 ), c( X ) ), boatoneast, 
% 0.69/1.12    east( m( Y ), c( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 359, [ achievable( west( m( s( s( X ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Y ) ) ), ~( achievable( west( m( s( s( X )
% 0.69/1.12     ) ), c( s( n0 ) ) ), boatoneast, east( m( n0 ), c( s( Y ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 360, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatonwest, 
% 0.69/1.12    east( m( n0 ), c( Y ) ) ), ~( achievable( west( m( s( X ) ), c( n0 ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( Y ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 448, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatoneast, 
% 0.69/1.12    east( m( n0 ), c( s( s( Y ) ) ) ) ), ~( achievable( west( m( s( X ) ), c( 
% 0.69/1.12    s( s( s( n0 ) ) ) ) ), boatonwest, east( m( n0 ), c( Y ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 449, [ achievable( west( m( X ), c( n0 ) ), boatoneast, east( m( n0
% 0.69/1.12     ), c( s( s( Y ) ) ) ) ), ~( achievable( west( m( X ), c( s( s( n0 ) ) )
% 0.69/1.12     ), boatonwest, east( m( n0 ), c( Y ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 466, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 467, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) ) )
% 0.69/1.12     ), boatonwest, east( m( n0 ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 482, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( n0 ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 483, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 592, [ achievable( west( m( n0 ), c( s( X ) ) ), boatonwest, east( 
% 0.69/1.12    m( s( Y ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( n0 ), c( X ) ), 
% 0.69/1.12    boatoneast, east( m( s( Y ) ), c( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 783, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( Y ) ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( s( s( n0 ) ) ), c( 
% 0.69/1.12    X ) ), boatonwest, east( m( Y ), c( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 801, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( s( Y ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ), ~( achievable( west( m( n0 )
% 0.69/1.12    , c( s( s( X ) ) ) ), boatonwest, east( m( s( s( s( Y ) ) ) ), c( s( n0 )
% 0.69/1.12     ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 833, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( Y ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( n0 ), c( s( s( 
% 0.69/1.12    X ) ) ) ), boatonwest, east( m( s( s( Y ) ) ), c( n0 ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1234, [ achievable( west( m( s( s( X ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( Y ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( 
% 0.69/1.12    s( X ) ), c( s( n0 ) ) ), boatoneast, east( m( s( s( Y ) ) ), c( s( s( n0
% 0.69/1.12     ) ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1323, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatoneast, 
% 0.69/1.12    east( m( s( s( Y ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( s( 
% 0.69/1.12    s( s( X ) ) ) ), c( s( n0 ) ) ), boatonwest, east( m( Y ), c( s( s( n0 )
% 0.69/1.12     ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1345, [ achievable( west( m( s( n0 ) ), c( s( n0 ) ) ), boatoneast
% 0.69/1.12    , east( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1346, [ achievable( west( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( n0 ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1365, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), boatoneast
% 0.69/1.12    , east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1366, [ achievable( west( m( n0 ), c( s( s( s( n0 ) ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( s( s( n0 ) ) ) ), c( n0 ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1367, [ achievable( west( m( n0 ), c( s( n0 ) ) ), boatoneast, east( 
% 0.69/1.12    m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1368, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), boatonwest
% 0.69/1.12    , east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  .
% 0.69/1.12  clause( 1387, [] )
% 0.69/1.12  .
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  % SZS output end Refutation
% 0.69/1.12  found a proof!
% 0.69/1.12  
% 0.69/1.12  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.69/1.12  
% 0.69/1.12  initialclauses(
% 0.69/1.12  [ clause( 1389, [ safe( n0, X ) ] )
% 0.69/1.12  , clause( 1390, [ ~( 'greater_or_equal'( X, Y ) ), safe( X, Y ) ] )
% 0.69/1.12  , clause( 1391, [ 'greater_or_equal'( X, n0 ) ] )
% 0.69/1.12  , clause( 1392, [ 'greater_or_equal'( s( X ), s( Y ) ), ~( 
% 0.69/1.12    'greater_or_equal'( X, Y ) ) ] )
% 0.69/1.12  , clause( 1393, [ ~( achievable( west( m( X ), c( s( Y ) ) ), boatonwest, 
% 0.69/1.12    east( m( Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( Z, s( T ) ) ), 
% 0.69/1.12    achievable( west( m( X ), c( Y ) ), boatoneast, east( m( Z ), c( s( T ) )
% 0.69/1.12     ) ) ] )
% 0.69/1.12  , clause( 1394, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( 
% 0.69/1.12    m( Z ), c( s( T ) ) ) ) ), ~( safe( X, s( Y ) ) ), ~( safe( Z, T ) ), 
% 0.69/1.12    achievable( west( m( X ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( T )
% 0.69/1.12     ) ) ] )
% 0.69/1.12  , clause( 1395, [ ~( achievable( west( m( X ), c( s( s( Y ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( Z, s( 
% 0.69/1.12    s( T ) ) ) ), achievable( west( m( X ), c( Y ) ), boatoneast, east( m( Z
% 0.69/1.12     ), c( s( s( T ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1396, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( 
% 0.69/1.12    m( Z ), c( s( s( T ) ) ) ) ) ), ~( safe( X, s( s( Y ) ) ) ), ~( safe( Z, 
% 0.69/1.12    T ) ), achievable( west( m( X ), c( s( s( Y ) ) ) ), boatonwest, east( m( 
% 0.69/1.12    Z ), c( T ) ) ) ] )
% 0.69/1.12  , clause( 1397, [ ~( achievable( west( m( s( X ) ), c( Y ) ), boatonwest, 
% 0.69/1.12    east( m( Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( s( Z ), T ) ), 
% 0.69/1.12    achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( Z ) ), c( T )
% 0.69/1.12     ) ) ] )
% 0.69/1.12  , clause( 1398, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( 
% 0.69/1.12    m( s( Z ) ), c( T ) ) ) ), ~( safe( s( X ), Y ) ), ~( safe( Z, T ) ), 
% 0.69/1.12    achievable( west( m( s( X ) ), c( Y ) ), boatonwest, east( m( Z ), c( T )
% 0.69/1.12     ) ) ] )
% 0.69/1.12  , clause( 1399, [ ~( achievable( west( m( s( s( X ) ) ), c( Y ) ), 
% 0.69/1.12    boatonwest, east( m( Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( s( s( 
% 0.69/1.12    Z ) ), T ) ), achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( Z ) ) ), c( T ) ) ) ] )
% 0.69/1.12  , clause( 1400, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( 
% 0.69/1.12    m( s( s( Z ) ) ), c( T ) ) ) ), ~( safe( s( s( X ) ), Y ) ), ~( safe( Z, 
% 0.69/1.12    T ) ), achievable( west( m( s( s( X ) ) ), c( Y ) ), boatonwest, east( m( 
% 0.69/1.12    Z ), c( T ) ) ) ] )
% 0.69/1.12  , clause( 1401, [ ~( achievable( west( m( s( X ) ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( s( Z
% 0.69/1.12     ), s( T ) ) ), achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    s( Z ) ), c( s( T ) ) ) ) ] )
% 0.69/1.12  , clause( 1402, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( 
% 0.69/1.12    m( s( Z ) ), c( s( T ) ) ) ) ), ~( safe( s( X ), s( Y ) ) ), ~( safe( Z, 
% 0.69/1.12    T ) ), achievable( west( m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( 
% 0.69/1.12    Z ), c( T ) ) ) ] )
% 0.69/1.12  , clause( 1403, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( s( n0
% 0.69/1.12     ) ) ) ) ), boatonwest, east( m( n0 ), c( n0 ) ) ) ] )
% 0.69/1.12  , clause( 1404, [ ~( achievable( west( m( n0 ), c( n0 ) ), X, east( m( s( s( 
% 0.69/1.12    s( n0 ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ) ) ] )
% 0.69/1.12  ] ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  , clause( 1389, [ safe( n0, X ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1, [ safe( X, Y ), ~( 'greater_or_equal'( X, Y ) ) ] )
% 0.69/1.12  , clause( 1390, [ ~( 'greater_or_equal'( X, Y ) ), safe( X, Y ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 2, [ 'greater_or_equal'( X, n0 ) ] )
% 0.69/1.12  , clause( 1391, [ 'greater_or_equal'( X, n0 ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 3, [ 'greater_or_equal'( s( X ), s( Y ) ), ~( 'greater_or_equal'( X
% 0.69/1.12    , Y ) ) ] )
% 0.69/1.12  , clause( 1392, [ 'greater_or_equal'( s( X ), s( Y ) ), ~( 
% 0.69/1.12    'greater_or_equal'( X, Y ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.69/1.12     ), ==>( 1, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 5, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y ) )
% 0.69/1.12    , boatoneast, east( m( Z ), c( s( T ) ) ) ) ), achievable( west( m( X ), 
% 0.69/1.12    c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ), ~( safe( Z, T ) ) ]
% 0.69/1.12     )
% 0.69/1.12  , clause( 1394, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( 
% 0.69/1.12    m( Z ), c( s( T ) ) ) ) ), ~( safe( X, s( Y ) ) ), ~( safe( Z, T ) ), 
% 0.69/1.12    achievable( west( m( X ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( T )
% 0.69/1.12     ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 ), ==>( 2, 3 ), ==>( 3, 2 )] )
% 0.69/1.12     ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 6, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( Y ) )
% 0.69/1.12     ) ), boatonwest, east( m( Z ), c( T ) ) ) ), achievable( west( m( X ), c( 
% 0.69/1.12    Y ) ), boatoneast, east( m( Z ), c( s( s( T ) ) ) ) ), ~( safe( Z, s( s( 
% 0.69/1.12    T ) ) ) ) ] )
% 0.69/1.12  , clause( 1395, [ ~( achievable( west( m( X ), c( s( s( Y ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( Z, s( 
% 0.69/1.12    s( T ) ) ) ), achievable( west( m( X ), c( Y ) ), boatoneast, east( m( Z
% 0.69/1.12     ), c( s( s( T ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 ), ==>( 2, 3 ), ==>( 3, 2 )] )
% 0.69/1.12     ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 10, [ ~( achievable( west( m( s( s( X ) ) ), c( Y ) ), boatonwest, 
% 0.69/1.12    east( m( Z ), c( T ) ) ) ), ~( safe( s( s( Z ) ), T ) ), achievable( west( 
% 0.69/1.12    m( X ), c( Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( T ) ) ), ~( safe( 
% 0.69/1.12    X, Y ) ) ] )
% 0.69/1.12  , clause( 1399, [ ~( achievable( west( m( s( s( X ) ) ), c( Y ) ), 
% 0.69/1.12    boatonwest, east( m( Z ), c( T ) ) ) ), ~( safe( X, Y ) ), ~( safe( s( s( 
% 0.69/1.12    Z ) ), T ) ), achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( Z ) ) ), c( T ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 3 ), ==>( 2, 1 ), ==>( 3, 2 )] )
% 0.69/1.12     ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 13, [ ~( safe( s( X ), s( Y ) ) ), ~( achievable( west( m( X ), c( 
% 0.69/1.12    Y ) ), boatoneast, east( m( s( Z ) ), c( s( T ) ) ) ) ), achievable( west( 
% 0.69/1.12    m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ), ~( safe( 
% 0.69/1.12    Z, T ) ) ] )
% 0.69/1.12  , clause( 1402, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( 
% 0.69/1.12    m( s( Z ) ), c( s( T ) ) ) ) ), ~( safe( s( X ), s( Y ) ) ), ~( safe( Z, 
% 0.69/1.12    T ) ), achievable( west( m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( 
% 0.69/1.12    Z ), c( T ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 ), ==>( 2, 3 ), ==>( 3, 2 )] )
% 0.69/1.12     ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 14, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( s( n0 ) )
% 0.69/1.12     ) ) ), boatonwest, east( m( n0 ), c( n0 ) ) ) ] )
% 0.69/1.12  , clause( 1403, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( s( n0
% 0.69/1.12     ) ) ) ) ), boatonwest, east( m( n0 ), c( n0 ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 15, [ ~( achievable( west( m( n0 ), c( n0 ) ), X, east( m( s( s( s( 
% 0.69/1.12    n0 ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1404, [ ~( achievable( west( m( n0 ), c( n0 ) ), X, east( m( s( s( 
% 0.69/1.12    s( n0 ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1447, [ safe( X, n0 ) ] )
% 0.69/1.12  , clause( 1, [ safe( X, Y ), ~( 'greater_or_equal'( X, Y ) ) ] )
% 0.69/1.12  , 1, clause( 2, [ 'greater_or_equal'( X, n0 ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, n0 )] ), substitution( 1, [ :=( 
% 0.69/1.12    X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 26, [ safe( X, n0 ) ] )
% 0.69/1.12  , clause( 1447, [ safe( X, n0 ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1448, [ 'greater_or_equal'( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , clause( 3, [ 'greater_or_equal'( s( X ), s( Y ) ), ~( 'greater_or_equal'( 
% 0.69/1.12    X, Y ) ) ] )
% 0.69/1.12  , 1, clause( 2, [ 'greater_or_equal'( X, n0 ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, n0 )] ), substitution( 1, [ :=( 
% 0.69/1.12    X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 27, [ 'greater_or_equal'( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , clause( 1448, [ 'greater_or_equal'( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1449, [ 'greater_or_equal'( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , clause( 3, [ 'greater_or_equal'( s( X ), s( Y ) ), ~( 'greater_or_equal'( 
% 0.69/1.12    X, Y ) ) ] )
% 0.69/1.12  , 1, clause( 27, [ 'greater_or_equal'( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( X ) ), :=( Y, s( n0 ) )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 29, [ 'greater_or_equal'( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , clause( 1449, [ 'greater_or_equal'( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1450, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , clause( 1, [ safe( X, Y ), ~( 'greater_or_equal'( X, Y ) ) ] )
% 0.69/1.12  , 1, clause( 27, [ 'greater_or_equal'( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( X ) ), :=( Y, s( n0 ) )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 30, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , clause( 1450, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1451, [ 'greater_or_equal'( s( s( s( X ) ) ), s( s( s( n0 ) ) ) ) ]
% 0.69/1.12     )
% 0.69/1.12  , clause( 3, [ 'greater_or_equal'( s( X ), s( Y ) ), ~( 'greater_or_equal'( 
% 0.69/1.12    X, Y ) ) ] )
% 0.69/1.12  , 1, clause( 29, [ 'greater_or_equal'( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( X ) ) ), :=( Y, s( s( n0 ) ) )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 32, [ 'greater_or_equal'( s( s( s( X ) ) ), s( s( s( n0 ) ) ) ) ]
% 0.69/1.12     )
% 0.69/1.12  , clause( 1451, [ 'greater_or_equal'( s( s( s( X ) ) ), s( s( s( n0 ) ) ) )
% 0.69/1.12     ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1452, [ safe( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , clause( 1, [ safe( X, Y ), ~( 'greater_or_equal'( X, Y ) ) ] )
% 0.69/1.12  , 1, clause( 29, [ 'greater_or_equal'( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( X ) ) ), :=( Y, s( s( n0 ) ) )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 33, [ safe( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , clause( 1452, [ safe( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1454, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y )
% 0.69/1.12     ), boatoneast, east( m( s( Z ) ), c( s( s( n0 ) ) ) ) ) ), achievable( 
% 0.69/1.12    west( m( X ), c( s( Y ) ) ), boatonwest, east( m( s( Z ) ), c( s( n0 ) )
% 0.69/1.12     ) ) ] )
% 0.69/1.12  , clause( 5, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y )
% 0.69/1.12     ), boatoneast, east( m( Z ), c( s( T ) ) ) ) ), achievable( west( m( X )
% 0.69/1.12    , c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ), ~( safe( Z, T ) )
% 0.69/1.12     ] )
% 0.69/1.12  , 3, clause( 30, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, s( Z ) ), :=( T, s( 
% 0.69/1.12    n0 ) )] ), substitution( 1, [ :=( X, Z )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 36, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( 
% 0.69/1.12    Z ) ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( Z ) ), c( s( n0 ) ) ) ), ~( safe( X, s( Y ) ) ) ]
% 0.69/1.12     )
% 0.69/1.12  , clause( 1454, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y
% 0.69/1.12     ) ), boatoneast, east( m( s( Z ) ), c( s( s( n0 ) ) ) ) ) ), achievable( 
% 0.69/1.12    west( m( X ), c( s( Y ) ) ), boatonwest, east( m( s( Z ) ), c( s( n0 ) )
% 0.69/1.12     ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1455, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y )
% 0.69/1.12     ), boatoneast, east( m( Z ), c( s( n0 ) ) ) ) ), achievable( west( m( X
% 0.69/1.12     ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( n0 ) ) ) ] )
% 0.69/1.12  , clause( 5, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y )
% 0.69/1.12     ), boatoneast, east( m( Z ), c( s( T ) ) ) ) ), achievable( west( m( X )
% 0.69/1.12    , c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ), ~( safe( Z, T ) )
% 0.69/1.12     ] )
% 0.69/1.12  , 3, clause( 26, [ safe( X, n0 ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, n0 )] )
% 0.69/1.12    , substitution( 1, [ :=( X, Z )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 37, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( Z
% 0.69/1.12     ), c( s( n0 ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( Z ), c( n0 ) ) ), ~( safe( X, s( Y ) ) ) ] )
% 0.69/1.12  , clause( 1455, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y
% 0.69/1.12     ) ), boatoneast, east( m( Z ), c( s( n0 ) ) ) ) ), achievable( west( m( 
% 0.69/1.12    X ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( n0 ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1457, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y )
% 0.69/1.12     ), boatoneast, east( m( n0 ), c( s( Z ) ) ) ) ), achievable( west( m( X
% 0.69/1.12     ), c( s( Y ) ) ), boatonwest, east( m( n0 ), c( Z ) ) ) ] )
% 0.69/1.12  , clause( 5, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y )
% 0.69/1.12     ), boatoneast, east( m( Z ), c( s( T ) ) ) ) ), achievable( west( m( X )
% 0.69/1.12    , c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ), ~( safe( Z, T ) )
% 0.69/1.12     ] )
% 0.69/1.12  , 3, clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, n0 ), :=( T, Z )] )
% 0.69/1.12    , substitution( 1, [ :=( X, Z )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 38, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    n0 ), c( s( Z ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Z ) ) ), ~( safe( X, s( Y ) ) ) ] )
% 0.69/1.12  , clause( 1457, [ ~( safe( X, s( Y ) ) ), ~( achievable( west( m( X ), c( Y
% 0.69/1.12     ) ), boatoneast, east( m( n0 ), c( s( Z ) ) ) ) ), achievable( west( m( 
% 0.69/1.12    X ), c( s( Y ) ) ), boatonwest, east( m( n0 ), c( Z ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1458, [ safe( s( s( s( X ) ) ), s( s( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 1, [ safe( X, Y ), ~( 'greater_or_equal'( X, Y ) ) ] )
% 0.69/1.12  , 1, clause( 32, [ 'greater_or_equal'( s( s( s( X ) ) ), s( s( s( n0 ) ) )
% 0.69/1.12     ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( s( X ) ) ) ), :=( Y, s( s( s( n0 ) ) )
% 0.69/1.12     )] ), substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 40, [ safe( s( s( s( X ) ) ), s( s( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 1458, [ safe( s( s( s( X ) ) ), s( s( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1460, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( Y
% 0.69/1.12     ) ) ) ), boatonwest, east( m( s( s( s( Z ) ) ) ), c( s( n0 ) ) ) ) ), 
% 0.69/1.12    achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( s( s( Z ) ) )
% 0.69/1.12     ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , clause( 6, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( Y )
% 0.69/1.12     ) ) ), boatonwest, east( m( Z ), c( T ) ) ) ), achievable( west( m( X )
% 0.69/1.12    , c( Y ) ), boatoneast, east( m( Z ), c( s( s( T ) ) ) ) ), ~( safe( Z, s( 
% 0.69/1.12    s( T ) ) ) ) ] )
% 0.69/1.12  , 3, clause( 40, [ safe( s( s( s( X ) ) ), s( s( s( n0 ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, s( s( s( Z ) ) ) ), 
% 0.69/1.12    :=( T, s( n0 ) )] ), substitution( 1, [ :=( X, Z )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 48, [ achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( s( 
% 0.69/1.12    s( Z ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ), ~( achievable( west( m( X ), c( 
% 0.69/1.12    s( s( Y ) ) ) ), boatonwest, east( m( s( s( s( Z ) ) ) ), c( s( n0 ) ) )
% 0.69/1.12     ) ), ~( safe( X, Y ) ) ] )
% 0.69/1.12  , clause( 1460, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( 
% 0.69/1.12    Y ) ) ) ), boatonwest, east( m( s( s( s( Z ) ) ) ), c( s( n0 ) ) ) ) ), 
% 0.69/1.12    achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( s( s( Z ) ) )
% 0.69/1.12     ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 1 ), ==>( 2, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1462, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( Y
% 0.69/1.12     ) ) ) ), boatonwest, east( m( s( s( Z ) ) ), c( n0 ) ) ) ), achievable( 
% 0.69/1.12    west( m( X ), c( Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( s( s( n0 )
% 0.69/1.12     ) ) ) ) ] )
% 0.69/1.12  , clause( 6, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( Y )
% 0.69/1.12     ) ) ), boatonwest, east( m( Z ), c( T ) ) ) ), achievable( west( m( X )
% 0.69/1.12    , c( Y ) ), boatoneast, east( m( Z ), c( s( s( T ) ) ) ) ), ~( safe( Z, s( 
% 0.69/1.12    s( T ) ) ) ) ] )
% 0.69/1.12  , 3, clause( 33, [ safe( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, s( s( Z ) ) ), :=( T
% 0.69/1.12    , n0 )] ), substitution( 1, [ :=( X, Z )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 49, [ achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( s( 
% 0.69/1.12    Z ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( X ), c( s( s( Y )
% 0.69/1.12     ) ) ), boatonwest, east( m( s( s( Z ) ) ), c( n0 ) ) ) ), ~( safe( X, Y
% 0.69/1.12     ) ) ] )
% 0.69/1.12  , clause( 1462, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( 
% 0.69/1.12    Y ) ) ) ), boatonwest, east( m( s( s( Z ) ) ), c( n0 ) ) ) ), achievable( 
% 0.69/1.12    west( m( X ), c( Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( s( s( n0 )
% 0.69/1.12     ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 1 ), ==>( 2, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1464, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( Y
% 0.69/1.12     ) ) ) ), boatonwest, east( m( n0 ), c( Z ) ) ) ), achievable( west( m( X
% 0.69/1.12     ), c( Y ) ), boatoneast, east( m( n0 ), c( s( s( Z ) ) ) ) ) ] )
% 0.69/1.12  , clause( 6, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( Y )
% 0.69/1.12     ) ) ), boatonwest, east( m( Z ), c( T ) ) ) ), achievable( west( m( X )
% 0.69/1.12    , c( Y ) ), boatoneast, east( m( Z ), c( s( s( T ) ) ) ) ), ~( safe( Z, s( 
% 0.69/1.12    s( T ) ) ) ) ] )
% 0.69/1.12  , 3, clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, n0 ), :=( T, Z )] )
% 0.69/1.12    , substitution( 1, [ :=( X, s( s( Z ) ) )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 50, [ ~( achievable( west( m( X ), c( s( s( Y ) ) ) ), boatonwest, 
% 0.69/1.12    east( m( n0 ), c( Z ) ) ) ), achievable( west( m( X ), c( Y ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( Z ) ) ) ) ), ~( safe( X, Y ) ) ] )
% 0.69/1.12  , clause( 1464, [ ~( safe( X, Y ) ), ~( achievable( west( m( X ), c( s( s( 
% 0.69/1.12    Y ) ) ) ), boatonwest, east( m( n0 ), c( Z ) ) ) ), achievable( west( m( 
% 0.69/1.12    X ), c( Y ) ), boatoneast, east( m( n0 ), c( s( s( Z ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1466, [ ~( achievable( west( m( s( s( s( X ) ) ) ), c( s( n0 ) ) )
% 0.69/1.12    , boatonwest, east( m( Y ), c( Z ) ) ) ), ~( safe( s( s( Y ) ), Z ) ), 
% 0.69/1.12    achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatoneast, east( m( s( s( 
% 0.69/1.12    Y ) ) ), c( Z ) ) ) ] )
% 0.69/1.12  , clause( 10, [ ~( achievable( west( m( s( s( X ) ) ), c( Y ) ), boatonwest
% 0.69/1.12    , east( m( Z ), c( T ) ) ) ), ~( safe( s( s( Z ) ), T ) ), achievable( 
% 0.69/1.12    west( m( X ), c( Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( T ) ) ), 
% 0.69/1.12    ~( safe( X, Y ) ) ] )
% 0.69/1.12  , 3, clause( 30, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( X ) ), :=( Y, s( n0 ) ), :=( Z, Y ), :=( 
% 0.69/1.12    T, Z )] ), substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 135, [ ~( achievable( west( m( s( s( s( X ) ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( Z ) ) ) ), achievable( west( m( s( X ) ), c( 
% 0.69/1.12    s( n0 ) ) ), boatoneast, east( m( s( s( Y ) ) ), c( Z ) ) ), ~( safe( s( 
% 0.69/1.12    s( Y ) ), Z ) ) ] )
% 0.69/1.12  , clause( 1466, [ ~( achievable( west( m( s( s( s( X ) ) ) ), c( s( n0 ) )
% 0.69/1.12     ), boatonwest, east( m( Y ), c( Z ) ) ) ), ~( safe( s( s( Y ) ), Z ) ), 
% 0.69/1.12    achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatoneast, east( m( s( s( 
% 0.69/1.12    Y ) ) ), c( Z ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1467, [ ~( achievable( west( m( s( s( n0 ) ) ), c( X ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( Z ) ) ) ), ~( safe( s( s( Y ) ), Z ) ), 
% 0.69/1.12    achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( s( Y ) ) ), 
% 0.69/1.12    c( Z ) ) ) ] )
% 0.69/1.12  , clause( 10, [ ~( achievable( west( m( s( s( X ) ) ), c( Y ) ), boatonwest
% 0.69/1.12    , east( m( Z ), c( T ) ) ) ), ~( safe( s( s( Z ) ), T ) ), achievable( 
% 0.69/1.12    west( m( X ), c( Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( T ) ) ), 
% 0.69/1.12    ~( safe( X, Y ) ) ] )
% 0.69/1.12  , 3, clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, n0 ), :=( Y, X ), :=( Z, Y ), :=( T, Z )] )
% 0.69/1.12    , substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 137, [ ~( achievable( west( m( s( s( n0 ) ) ), c( X ) ), boatonwest
% 0.69/1.12    , east( m( Y ), c( Z ) ) ) ), achievable( west( m( n0 ), c( X ) ), 
% 0.69/1.12    boatoneast, east( m( s( s( Y ) ) ), c( Z ) ) ), ~( safe( s( s( Y ) ), Z )
% 0.69/1.12     ) ] )
% 0.69/1.12  , clause( 1467, [ ~( achievable( west( m( s( s( n0 ) ) ), c( X ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( Z ) ) ) ), ~( safe( s( s( Y ) ), Z ) ), 
% 0.69/1.12    achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( s( Y ) ) ), 
% 0.69/1.12    c( Z ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1469, [ ~( safe( s( X ), s( Y ) ) ), ~( achievable( west( m( X ), c( 
% 0.69/1.12    Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( s( s( n0 ) ) ) ) ) ), 
% 0.69/1.12    achievable( west( m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( s( Z )
% 0.69/1.12     ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 13, [ ~( safe( s( X ), s( Y ) ) ), ~( achievable( west( m( X ), c( 
% 0.69/1.12    Y ) ), boatoneast, east( m( s( Z ) ), c( s( T ) ) ) ) ), achievable( west( 
% 0.69/1.12    m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( Z ), c( T ) ) ), ~( safe( 
% 0.69/1.12    Z, T ) ) ] )
% 0.69/1.12  , 3, clause( 30, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, s( Z ) ), :=( T, s( 
% 0.69/1.12    n0 ) )] ), substitution( 1, [ :=( X, Z )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 241, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( Z ) ) ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( s( X ) ), c( 
% 0.69/1.12    s( Y ) ) ), boatonwest, east( m( s( Z ) ), c( s( n0 ) ) ) ), ~( safe( s( 
% 0.69/1.12    X ), s( Y ) ) ) ] )
% 0.69/1.12  , clause( 1469, [ ~( safe( s( X ), s( Y ) ) ), ~( achievable( west( m( X )
% 0.69/1.12    , c( Y ) ), boatoneast, east( m( s( s( Z ) ) ), c( s( s( n0 ) ) ) ) ) ), 
% 0.69/1.12    achievable( west( m( s( X ) ), c( s( Y ) ) ), boatonwest, east( m( s( Z )
% 0.69/1.12     ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.69/1.12    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1470, [ ~( achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( 
% 0.69/1.12    Y ), c( s( n0 ) ) ) ) ), achievable( west( m( n0 ), c( s( X ) ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( n0 ) ) ) ] )
% 0.69/1.12  , clause( 37, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    Z ), c( s( n0 ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( Z ), c( n0 ) ) ), ~( safe( X, s( Y ) ) ) ] )
% 0.69/1.12  , 2, clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, n0 ), :=( Y, X ), :=( Z, Y )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, s( X ) )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 332, [ achievable( west( m( n0 ), c( s( X ) ) ), boatonwest, east( 
% 0.69/1.12    m( Y ), c( n0 ) ) ), ~( achievable( west( m( n0 ), c( X ) ), boatoneast, 
% 0.69/1.12    east( m( Y ), c( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1470, [ ~( achievable( west( m( n0 ), c( X ) ), boatoneast, east( 
% 0.69/1.12    m( Y ), c( s( n0 ) ) ) ) ), achievable( west( m( n0 ), c( s( X ) ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( n0 ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1471, [ ~( achievable( west( m( s( s( X ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( Y ) ) ) ) ), achievable( west( m( s( s( 
% 0.69/1.12    X ) ) ), c( s( s( n0 ) ) ) ), boatonwest, east( m( n0 ), c( Y ) ) ) ] )
% 0.69/1.12  , clause( 38, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    n0 ), c( s( Z ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Z ) ) ), ~( safe( X, s( Y ) ) ) ] )
% 0.69/1.12  , 2, clause( 33, [ safe( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( X ) ) ), :=( Y, s( n0 ) ), :=( Z, Y )] )
% 0.69/1.12    , substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 359, [ achievable( west( m( s( s( X ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Y ) ) ), ~( achievable( west( m( s( s( X )
% 0.69/1.12     ) ), c( s( n0 ) ) ), boatoneast, east( m( n0 ), c( s( Y ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1471, [ ~( achievable( west( m( s( s( X ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( Y ) ) ) ) ), achievable( west( m( s( s( 
% 0.69/1.12    X ) ) ), c( s( s( n0 ) ) ) ), boatonwest, east( m( n0 ), c( Y ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1472, [ ~( achievable( west( m( s( X ) ), c( n0 ) ), boatoneast, 
% 0.69/1.12    east( m( n0 ), c( s( Y ) ) ) ) ), achievable( west( m( s( X ) ), c( s( n0
% 0.69/1.12     ) ) ), boatonwest, east( m( n0 ), c( Y ) ) ) ] )
% 0.69/1.12  , clause( 38, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    n0 ), c( s( Z ) ) ) ) ), achievable( west( m( X ), c( s( Y ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Z ) ) ), ~( safe( X, s( Y ) ) ) ] )
% 0.69/1.12  , 2, clause( 30, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( X ) ), :=( Y, n0 ), :=( Z, Y )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 360, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatonwest, 
% 0.69/1.12    east( m( n0 ), c( Y ) ) ), ~( achievable( west( m( s( X ) ), c( n0 ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( Y ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1472, [ ~( achievable( west( m( s( X ) ), c( n0 ) ), boatoneast, 
% 0.69/1.12    east( m( n0 ), c( s( Y ) ) ) ) ), achievable( west( m( s( X ) ), c( s( n0
% 0.69/1.12     ) ) ), boatonwest, east( m( n0 ), c( Y ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1473, [ ~( achievable( west( m( s( X ) ), c( s( s( s( n0 ) ) ) ) )
% 0.69/1.12    , boatonwest, east( m( n0 ), c( Y ) ) ) ), achievable( west( m( s( X ) )
% 0.69/1.12    , c( s( n0 ) ) ), boatoneast, east( m( n0 ), c( s( s( Y ) ) ) ) ) ] )
% 0.69/1.12  , clause( 50, [ ~( achievable( west( m( X ), c( s( s( Y ) ) ) ), boatonwest
% 0.69/1.12    , east( m( n0 ), c( Z ) ) ) ), achievable( west( m( X ), c( Y ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( Z ) ) ) ) ), ~( safe( X, Y ) ) ] )
% 0.69/1.12  , 2, clause( 30, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( X ) ), :=( Y, s( n0 ) ), :=( Z, Y )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 448, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatoneast, 
% 0.69/1.12    east( m( n0 ), c( s( s( Y ) ) ) ) ), ~( achievable( west( m( s( X ) ), c( 
% 0.69/1.12    s( s( s( n0 ) ) ) ) ), boatonwest, east( m( n0 ), c( Y ) ) ) ) ] )
% 0.69/1.12  , clause( 1473, [ ~( achievable( west( m( s( X ) ), c( s( s( s( n0 ) ) ) )
% 0.69/1.12     ), boatonwest, east( m( n0 ), c( Y ) ) ) ), achievable( west( m( s( X )
% 0.69/1.12     ), c( s( n0 ) ) ), boatoneast, east( m( n0 ), c( s( s( Y ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1474, [ ~( achievable( west( m( X ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Y ) ) ) ), achievable( west( m( X ), c( n0
% 0.69/1.12     ) ), boatoneast, east( m( n0 ), c( s( s( Y ) ) ) ) ) ] )
% 0.69/1.12  , clause( 50, [ ~( achievable( west( m( X ), c( s( s( Y ) ) ) ), boatonwest
% 0.69/1.12    , east( m( n0 ), c( Z ) ) ) ), achievable( west( m( X ), c( Y ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( Z ) ) ) ) ), ~( safe( X, Y ) ) ] )
% 0.69/1.12  , 2, clause( 26, [ safe( X, n0 ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, n0 ), :=( Z, Y )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 449, [ achievable( west( m( X ), c( n0 ) ), boatoneast, east( m( n0
% 0.69/1.12     ), c( s( s( Y ) ) ) ) ), ~( achievable( west( m( X ), c( s( s( n0 ) ) )
% 0.69/1.12     ), boatonwest, east( m( n0 ), c( Y ) ) ) ) ] )
% 0.69/1.12  , clause( 1474, [ ~( achievable( west( m( X ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Y ) ) ) ), achievable( west( m( X ), c( n0
% 0.69/1.12     ) ), boatoneast, east( m( n0 ), c( s( s( Y ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1475, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 448, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatoneast
% 0.69/1.12    , east( m( n0 ), c( s( s( Y ) ) ) ) ), ~( achievable( west( m( s( X ) ), 
% 0.69/1.12    c( s( s( s( n0 ) ) ) ) ), boatonwest, east( m( n0 ), c( Y ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 14, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( s( n0
% 0.69/1.12     ) ) ) ) ), boatonwest, east( m( n0 ), c( n0 ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( n0 ) ) ), :=( Y, n0 )] ), 
% 0.69/1.12    substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 466, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1475, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) )
% 0.69/1.12    , boatoneast, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1476, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) ) )
% 0.69/1.12     ), boatonwest, east( m( n0 ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 359, [ achievable( west( m( s( s( X ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( Y ) ) ), ~( achievable( west( m( s( s( X )
% 0.69/1.12     ) ), c( s( n0 ) ) ), boatoneast, east( m( n0 ), c( s( Y ) ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 466, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) )
% 0.69/1.12     ), boatoneast, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( n0 ) ), :=( Y, s( n0 ) )] ), 
% 0.69/1.12    substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 467, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) ) )
% 0.69/1.12     ), boatonwest, east( m( n0 ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 1476, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) )
% 0.69/1.12     ) ), boatonwest, east( m( n0 ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1477, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( n0 ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , clause( 449, [ achievable( west( m( X ), c( n0 ) ), boatoneast, east( m( 
% 0.69/1.12    n0 ), c( s( s( Y ) ) ) ) ), ~( achievable( west( m( X ), c( s( s( n0 ) )
% 0.69/1.12     ) ), boatonwest, east( m( n0 ), c( Y ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 467, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( s( n0 )
% 0.69/1.12     ) ) ), boatonwest, east( m( n0 ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( s( n0 ) ) ) ), :=( Y, s( n0 ) )] ), 
% 0.69/1.12    substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 482, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( n0 ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1477, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( n0 ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1478, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 360, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatonwest
% 0.69/1.12    , east( m( n0 ), c( Y ) ) ), ~( achievable( west( m( s( X ) ), c( n0 ) )
% 0.69/1.12    , boatoneast, east( m( n0 ), c( s( Y ) ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 482, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( n0 ) ), 
% 0.69/1.12    boatoneast, east( m( n0 ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( n0 ) ) ), :=( Y, s( s( n0 ) ) )] ), 
% 0.69/1.12    substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 483, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatonwest, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1478, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) )
% 0.69/1.12    , boatonwest, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1479, [ ~( achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( 
% 0.69/1.12    s( Y ) ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( n0 ), c( s( X ) )
% 0.69/1.12     ), boatonwest, east( m( s( Y ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 36, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    s( Z ) ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( X ), c( s( Y ) )
% 0.69/1.12     ), boatonwest, east( m( s( Z ) ), c( s( n0 ) ) ) ), ~( safe( X, s( Y ) )
% 0.69/1.12     ) ] )
% 0.69/1.12  , 2, clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, n0 ), :=( Y, X ), :=( Z, Y )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, s( X ) )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 592, [ achievable( west( m( n0 ), c( s( X ) ) ), boatonwest, east( 
% 0.69/1.12    m( s( Y ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( n0 ), c( X ) ), 
% 0.69/1.12    boatoneast, east( m( s( Y ) ), c( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1479, [ ~( achievable( west( m( n0 ), c( X ) ), boatoneast, east( 
% 0.69/1.12    m( s( Y ) ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( n0 ), c( s( X
% 0.69/1.12     ) ) ), boatonwest, east( m( s( Y ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1480, [ ~( achievable( west( m( s( s( n0 ) ) ), c( X ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( s( n0 ) ) ) ) ), achievable( west( m( n0 ), 
% 0.69/1.12    c( X ) ), boatoneast, east( m( s( s( Y ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 137, [ ~( achievable( west( m( s( s( n0 ) ) ), c( X ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( Z ) ) ) ), achievable( west( m( n0 ), c( X )
% 0.69/1.12     ), boatoneast, east( m( s( s( Y ) ) ), c( Z ) ) ), ~( safe( s( s( Y ) )
% 0.69/1.12    , Z ) ) ] )
% 0.69/1.12  , 2, clause( 30, [ safe( s( X ), s( n0 ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, s( n0 ) )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, s( Y ) )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 783, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( Y ) ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( s( s( n0 ) ) ), c( 
% 0.69/1.12    X ) ), boatonwest, east( m( Y ), c( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1480, [ ~( achievable( west( m( s( s( n0 ) ) ), c( X ) ), 
% 0.69/1.12    boatonwest, east( m( Y ), c( s( n0 ) ) ) ) ), achievable( west( m( n0 ), 
% 0.69/1.12    c( X ) ), boatoneast, east( m( s( s( Y ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1481, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( s( Y ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ), ~( achievable( west( m( n0 )
% 0.69/1.12    , c( s( s( X ) ) ) ), boatonwest, east( m( s( s( s( Y ) ) ) ), c( s( n0 )
% 0.69/1.12     ) ) ) ) ] )
% 0.69/1.12  , clause( 48, [ achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( s( Z ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ), ~( achievable( west( m( X )
% 0.69/1.12    , c( s( s( Y ) ) ) ), boatonwest, east( m( s( s( s( Z ) ) ) ), c( s( n0 )
% 0.69/1.12     ) ) ) ), ~( safe( X, Y ) ) ] )
% 0.69/1.12  , 2, clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, n0 ), :=( Y, X ), :=( Z, Y )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 801, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( s( Y ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ), ~( achievable( west( m( n0 )
% 0.69/1.12    , c( s( s( X ) ) ) ), boatonwest, east( m( s( s( s( Y ) ) ) ), c( s( n0 )
% 0.69/1.12     ) ) ) ) ] )
% 0.69/1.12  , clause( 1481, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( s( Y ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ), ~( achievable( west( m( 
% 0.69/1.12    n0 ), c( s( s( X ) ) ) ), boatonwest, east( m( s( s( s( Y ) ) ) ), c( s( 
% 0.69/1.12    n0 ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.69/1.12     ), ==>( 1, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1482, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( Y ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( n0 ), c( s( s( 
% 0.69/1.12    X ) ) ) ), boatonwest, east( m( s( s( Y ) ) ), c( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 49, [ achievable( west( m( X ), c( Y ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( Z ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( X ), c( s( s( 
% 0.69/1.12    Y ) ) ) ), boatonwest, east( m( s( s( Z ) ) ), c( n0 ) ) ) ), ~( safe( X
% 0.69/1.12    , Y ) ) ] )
% 0.69/1.12  , 2, clause( 0, [ safe( n0, X ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, n0 ), :=( Y, X ), :=( Z, Y )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 833, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( s( 
% 0.69/1.12    s( Y ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( n0 ), c( s( s( 
% 0.69/1.12    X ) ) ) ), boatonwest, east( m( s( s( Y ) ) ), c( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 1482, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( Y ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( n0 ), c( s( 
% 0.69/1.12    s( X ) ) ) ), boatonwest, east( m( s( s( Y ) ) ), c( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.69/1.12     ), ==>( 1, 1 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1483, [ ~( achievable( west( m( s( X ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( s( s( Y ) ) ), c( s( s( n0 ) ) ) ) ) ), achievable( 
% 0.69/1.12    west( m( s( s( X ) ) ), c( s( s( n0 ) ) ) ), boatonwest, east( m( s( Y )
% 0.69/1.12     ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 241, [ ~( achievable( west( m( X ), c( Y ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( Z ) ) ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( s( X ) ), c( 
% 0.69/1.12    s( Y ) ) ), boatonwest, east( m( s( Z ) ), c( s( n0 ) ) ) ), ~( safe( s( 
% 0.69/1.12    X ), s( Y ) ) ) ] )
% 0.69/1.12  , 2, clause( 33, [ safe( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( X ) ), :=( Y, s( n0 ) ), :=( Z, Y )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, X )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1234, [ achievable( west( m( s( s( X ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( Y ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( 
% 0.69/1.12    s( X ) ), c( s( n0 ) ) ), boatoneast, east( m( s( s( Y ) ) ), c( s( s( n0
% 0.69/1.12     ) ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1483, [ ~( achievable( west( m( s( X ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( s( s( Y ) ) ), c( s( s( n0 ) ) ) ) ) ), achievable( 
% 0.69/1.12    west( m( s( s( X ) ) ), c( s( s( n0 ) ) ) ), boatonwest, east( m( s( Y )
% 0.69/1.12     ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1484, [ ~( achievable( west( m( s( s( s( X ) ) ) ), c( s( n0 ) ) )
% 0.69/1.12    , boatonwest, east( m( Y ), c( s( s( n0 ) ) ) ) ) ), achievable( west( m( 
% 0.69/1.12    s( X ) ), c( s( n0 ) ) ), boatoneast, east( m( s( s( Y ) ) ), c( s( s( n0
% 0.69/1.12     ) ) ) ) ) ] )
% 0.69/1.12  , clause( 135, [ ~( achievable( west( m( s( s( s( X ) ) ) ), c( s( n0 ) ) )
% 0.69/1.12    , boatonwest, east( m( Y ), c( Z ) ) ) ), achievable( west( m( s( X ) ), 
% 0.69/1.12    c( s( n0 ) ) ), boatoneast, east( m( s( s( Y ) ) ), c( Z ) ) ), ~( safe( 
% 0.69/1.12    s( s( Y ) ), Z ) ) ] )
% 0.69/1.12  , 2, clause( 33, [ safe( s( s( X ) ), s( s( n0 ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, s( s( n0 ) ) )] ), 
% 0.69/1.12    substitution( 1, [ :=( X, Y )] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1323, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatoneast, 
% 0.69/1.12    east( m( s( s( Y ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( s( 
% 0.69/1.12    s( s( X ) ) ) ), c( s( n0 ) ) ), boatonwest, east( m( Y ), c( s( s( n0 )
% 0.69/1.12     ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1484, [ ~( achievable( west( m( s( s( s( X ) ) ) ), c( s( n0 ) )
% 0.69/1.12     ), boatonwest, east( m( Y ), c( s( s( n0 ) ) ) ) ) ), achievable( west( 
% 0.69/1.12    m( s( X ) ), c( s( n0 ) ) ), boatoneast, east( m( s( s( Y ) ) ), c( s( s( 
% 0.69/1.12    n0 ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.69/1.12     ), ==>( 1, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1485, [ achievable( west( m( s( n0 ) ), c( s( n0 ) ) ), boatoneast
% 0.69/1.12    , east( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1323, [ achievable( west( m( s( X ) ), c( s( n0 ) ) ), boatoneast
% 0.69/1.12    , east( m( s( s( Y ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( 
% 0.69/1.12    s( s( s( X ) ) ) ), c( s( n0 ) ) ), boatonwest, east( m( Y ), c( s( s( n0
% 0.69/1.12     ) ) ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 483, [ achievable( west( m( s( s( s( n0 ) ) ) ), c( s( n0 ) )
% 0.69/1.12     ), boatonwest, east( m( n0 ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, n0 ), :=( Y, n0 )] ), substitution( 1, [] )
% 0.69/1.12    ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1345, [ achievable( west( m( s( n0 ) ), c( s( n0 ) ) ), boatoneast
% 0.69/1.12    , east( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1485, [ achievable( west( m( s( n0 ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1486, [ achievable( west( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( n0 ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 1234, [ achievable( west( m( s( s( X ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( Y ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( 
% 0.69/1.12    s( X ) ), c( s( n0 ) ) ), boatoneast, east( m( s( s( Y ) ) ), c( s( s( n0
% 0.69/1.12     ) ) ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 1345, [ achievable( west( m( s( n0 ) ), c( s( n0 ) ) ), 
% 0.69/1.12    boatoneast, east( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, n0 ), :=( Y, n0 )] ), substitution( 1, [] )
% 0.69/1.12    ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1346, [ achievable( west( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( n0 ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 1486, [ achievable( west( m( s( s( n0 ) ) ), c( s( s( n0 ) ) ) )
% 0.69/1.12    , boatonwest, east( m( s( n0 ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1487, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), boatoneast
% 0.69/1.12    , east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 783, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( Y ) ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( s( s( n0 ) ) ), 
% 0.69/1.12    c( X ) ), boatonwest, east( m( Y ), c( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 1346, [ achievable( west( m( s( s( n0 ) ) ), c( s( s( n0 ) ) )
% 0.69/1.12     ), boatonwest, east( m( s( n0 ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( n0 ) ) ), :=( Y, s( n0 ) )] ), 
% 0.69/1.12    substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1365, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), boatoneast
% 0.69/1.12    , east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 1487, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatoneast, east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1488, [ achievable( west( m( n0 ), c( s( s( s( n0 ) ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( s( s( n0 ) ) ) ), c( n0 ) ) ) ] )
% 0.69/1.12  , clause( 332, [ achievable( west( m( n0 ), c( s( X ) ) ), boatonwest, east( 
% 0.69/1.12    m( Y ), c( n0 ) ) ), ~( achievable( west( m( n0 ), c( X ) ), boatoneast, 
% 0.69/1.12    east( m( Y ), c( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 1365, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatoneast, east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( s( n0 ) ) ), :=( Y, s( s( s( n0 ) ) ) )] )
% 0.69/1.12    , substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1366, [ achievable( west( m( n0 ), c( s( s( s( n0 ) ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( s( s( n0 ) ) ) ), c( n0 ) ) ) ] )
% 0.69/1.12  , clause( 1488, [ achievable( west( m( n0 ), c( s( s( s( n0 ) ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( s( s( n0 ) ) ) ), c( n0 ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1489, [ achievable( west( m( n0 ), c( s( n0 ) ) ), boatoneast, east( 
% 0.69/1.12    m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 833, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( Y ) ) ), c( s( s( n0 ) ) ) ) ), ~( achievable( west( m( n0 ), c( s( 
% 0.69/1.12    s( X ) ) ) ), boatonwest, east( m( s( s( Y ) ) ), c( n0 ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 1366, [ achievable( west( m( n0 ), c( s( s( s( n0 ) ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( s( s( n0 ) ) ) ), c( n0 ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( n0 ) ), :=( Y, s( n0 ) )] ), 
% 0.69/1.12    substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1367, [ achievable( west( m( n0 ), c( s( n0 ) ) ), boatoneast, east( 
% 0.69/1.12    m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , clause( 1489, [ achievable( west( m( n0 ), c( s( n0 ) ) ), boatoneast, 
% 0.69/1.12    east( m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1490, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), boatonwest
% 0.69/1.12    , east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 592, [ achievable( west( m( n0 ), c( s( X ) ) ), boatonwest, east( 
% 0.69/1.12    m( s( Y ) ), c( s( n0 ) ) ) ), ~( achievable( west( m( n0 ), c( X ) ), 
% 0.69/1.12    boatoneast, east( m( s( Y ) ), c( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 1367, [ achievable( west( m( n0 ), c( s( n0 ) ) ), boatoneast
% 0.69/1.12    , east( m( s( s( s( n0 ) ) ) ), c( s( s( n0 ) ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, s( n0 ) ), :=( Y, s( s( n0 ) ) )] ), 
% 0.69/1.12    substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1368, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), boatonwest
% 0.69/1.12    , east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , clause( 1490, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1491, [ achievable( west( m( n0 ), c( n0 ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( s( n0 ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , clause( 801, [ achievable( west( m( n0 ), c( X ) ), boatoneast, east( m( 
% 0.69/1.12    s( s( s( Y ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ), ~( achievable( west( m( 
% 0.69/1.12    n0 ), c( s( s( X ) ) ) ), boatonwest, east( m( s( s( s( Y ) ) ) ), c( s( 
% 0.69/1.12    n0 ) ) ) ) ) ] )
% 0.69/1.12  , 1, clause( 1368, [ achievable( west( m( n0 ), c( s( s( n0 ) ) ) ), 
% 0.69/1.12    boatonwest, east( m( s( s( s( n0 ) ) ) ), c( s( n0 ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, n0 ), :=( Y, n0 )] ), substitution( 1, [] )
% 0.69/1.12    ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  resolution(
% 0.69/1.12  clause( 1492, [] )
% 0.69/1.12  , clause( 15, [ ~( achievable( west( m( n0 ), c( n0 ) ), X, east( m( s( s( 
% 0.69/1.12    s( n0 ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ) ) ] )
% 0.69/1.12  , 0, clause( 1491, [ achievable( west( m( n0 ), c( n0 ) ), boatoneast, east( 
% 0.69/1.12    m( s( s( s( n0 ) ) ) ), c( s( s( s( n0 ) ) ) ) ) ) ] )
% 0.69/1.12  , 0, substitution( 0, [ :=( X, boatoneast )] ), substitution( 1, [] )).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  subsumption(
% 0.69/1.12  clause( 1387, [] )
% 0.69/1.12  , clause( 1492, [] )
% 0.69/1.12  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  end.
% 0.69/1.12  
% 0.69/1.12  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.69/1.12  
% 0.69/1.12  Memory use:
% 0.69/1.12  
% 0.69/1.12  space for terms:        97579
% 0.69/1.12  space for clauses:      189264
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  clauses generated:      1403
% 0.69/1.12  clauses kept:           1388
% 0.69/1.12  clauses selected:       240
% 0.69/1.12  clauses deleted:        9
% 0.69/1.12  clauses inuse deleted:  7
% 0.69/1.12  
% 0.69/1.12  subsentry:          627
% 0.69/1.12  literals s-matched: 148
% 0.69/1.12  literals matched:   148
% 0.69/1.12  full subsumption:   24
% 0.69/1.12  
% 0.69/1.12  checksum:           2022262408
% 0.69/1.12  
% 0.69/1.12  
% 0.69/1.12  Bliksem ended
%------------------------------------------------------------------------------