TSTP Solution File: GRP131-2.002 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GRP131-2.002 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n018.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 07:35:26 EDT 2022

% Result   : Unsatisfiable 0.51s 1.14s
% Output   : Refutation 0.51s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : GRP131-2.002 : TPTP v8.1.0. Released v1.2.0.
% 0.08/0.14  % Command  : bliksem %s
% 0.15/0.36  % Computer : n018.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % DateTime : Mon Jun 13 11:52:27 EDT 2022
% 0.15/0.36  % CPUTime  : 
% 0.51/1.14  *** allocated 10000 integers for termspace/termends
% 0.51/1.14  *** allocated 10000 integers for clauses
% 0.51/1.14  *** allocated 10000 integers for justifications
% 0.51/1.14  Bliksem 1.12
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  Automatic Strategy Selection
% 0.51/1.14  
% 0.51/1.14  Clauses:
% 0.51/1.14  [
% 0.51/1.14     [ next( 'e_1', 'e_2' ) ],
% 0.51/1.14     [ greater( 'e_2', 'e_1' ) ],
% 0.51/1.14     [ ~( product( X, 'e_1', Y ) ), ~( next( X, Z ) ), ~( greater( Y, Z ) ) ]
% 0.51/1.14    ,
% 0.51/1.14     [ 'group_element'( 'e_1' ) ],
% 0.51/1.14     [ 'group_element'( 'e_2' ) ],
% 0.51/1.14     [ ~( equalish( 'e_1', 'e_2' ) ) ],
% 0.51/1.14     [ ~( equalish( 'e_2', 'e_1' ) ) ],
% 0.51/1.14     [ ~( 'group_element'( X ) ), ~( 'group_element'( Y ) ), product( X, Y, 
% 0.51/1.14    'e_1' ), product( X, Y, 'e_2' ) ],
% 0.51/1.14     [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), equalish( Z, T ) ]
% 0.51/1.14    ,
% 0.51/1.14     [ ~( product( X, Y, Z ) ), ~( product( X, T, Z ) ), equalish( Y, T ) ]
% 0.51/1.14    ,
% 0.51/1.14     [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), equalish( X, T ) ]
% 0.51/1.14    ,
% 0.51/1.14     [ ~( product( X, Y, Z ) ), ~( product( T, U, Z ) ), ~( product( W, Y, X
% 0.51/1.14     ) ), ~( product( W, U, T ) ), equalish( X, T ) ],
% 0.51/1.14     [ ~( product( X, Y, Z ) ), ~( product( T, U, Z ) ), ~( product( W, Y, X
% 0.51/1.14     ) ), ~( product( W, U, T ) ), equalish( Y, U ) ]
% 0.51/1.14  ] .
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  percentage equality = 0.000000, percentage horn = 0.923077
% 0.51/1.14  This is a near-Horn, non-equality  problem
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  Options Used:
% 0.51/1.14  
% 0.51/1.14  useres =            1
% 0.51/1.14  useparamod =        0
% 0.51/1.14  useeqrefl =         0
% 0.51/1.14  useeqfact =         0
% 0.51/1.14  usefactor =         1
% 0.51/1.14  usesimpsplitting =  0
% 0.51/1.14  usesimpdemod =      0
% 0.51/1.14  usesimpres =        4
% 0.51/1.14  
% 0.51/1.14  resimpinuse      =  1000
% 0.51/1.14  resimpclauses =     20000
% 0.51/1.14  substype =          standard
% 0.51/1.14  backwardsubs =      1
% 0.51/1.14  selectoldest =      5
% 0.51/1.14  
% 0.51/1.14  litorderings [0] =  split
% 0.51/1.14  litorderings [1] =  liftord
% 0.51/1.14  
% 0.51/1.14  termordering =      none
% 0.51/1.14  
% 0.51/1.14  litapriori =        1
% 0.51/1.14  termapriori =       0
% 0.51/1.14  litaposteriori =    0
% 0.51/1.14  termaposteriori =   0
% 0.51/1.14  demodaposteriori =  0
% 0.51/1.14  ordereqreflfact =   0
% 0.51/1.14  
% 0.51/1.14  litselect =         negative
% 0.51/1.14  
% 0.51/1.14  maxweight =         30000
% 0.51/1.14  maxdepth =          30000
% 0.51/1.14  maxlength =         115
% 0.51/1.14  maxnrvars =         195
% 0.51/1.14  excuselevel =       0
% 0.51/1.14  increasemaxweight = 0
% 0.51/1.14  
% 0.51/1.14  maxselected =       10000000
% 0.51/1.14  maxnrclauses =      10000000
% 0.51/1.14  
% 0.51/1.14  showgenerated =    0
% 0.51/1.14  showkept =         0
% 0.51/1.14  showselected =     0
% 0.51/1.14  showdeleted =      0
% 0.51/1.14  showresimp =       1
% 0.51/1.14  showstatus =       2000
% 0.51/1.14  
% 0.51/1.14  prologoutput =     1
% 0.51/1.14  nrgoals =          5000000
% 0.51/1.14  totalproof =       1
% 0.51/1.14  
% 0.51/1.14  Symbols occurring in the translation:
% 0.51/1.14  
% 0.51/1.14  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.51/1.14  .  [1, 2]      (w:1, o:27, a:1, s:1, b:0), 
% 0.51/1.14  !  [4, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 0.51/1.14  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.51/1.14  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.51/1.14  'e_1'  [39, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 0.51/1.14  'e_2'  [40, 0]      (w:1, o:10, a:1, s:1, b:0), 
% 0.51/1.14  next  [41, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 0.51/1.14  greater  [42, 2]      (w:1, o:53, a:1, s:1, b:0), 
% 0.51/1.14  product  [45, 3]      (w:1, o:55, a:1, s:1, b:0), 
% 0.51/1.14  'group_element'  [47, 1]      (w:1, o:26, a:1, s:1, b:0), 
% 0.51/1.14  equalish  [48, 2]      (w:1, o:54, a:1, s:1, b:0).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  Starting Search:
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  Bliksems!, er is een bewijs:
% 0.51/1.14  % SZS status Unsatisfiable
% 0.51/1.14  % SZS output start Refutation
% 0.51/1.14  
% 0.51/1.14  clause( 3, [ 'group_element'( 'e_1' ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 4, [ 'group_element'( 'e_2' ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 5, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 6, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 7, [ ~( 'group_element'( X ) ), product( X, Y, 'e_2' ), product( X
% 0.51/1.14    , Y, 'e_1' ), ~( 'group_element'( Y ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 9, [ equalish( Y, T ), ~( product( X, Y, Z ) ), ~( product( X, T, Z
% 0.51/1.14     ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 10, [ equalish( X, T ), ~( product( X, Y, Z ) ), ~( product( T, Y, 
% 0.51/1.14    Z ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 12, [ equalish( Y, U ), ~( product( W, Y, X ) ), ~( product( T, U, 
% 0.51/1.14    Z ) ), ~( product( X, Y, Z ) ), ~( product( W, U, T ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 22, [ product( X, 'e_1', 'e_2' ), product( X, 'e_1', 'e_1' ), ~( 
% 0.51/1.14    'group_element'( X ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 23, [ product( X, 'e_2', 'e_2' ), product( X, 'e_2', 'e_1' ), ~( 
% 0.51/1.14    'group_element'( X ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 24, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_1', 'e_2'
% 0.51/1.14     ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 25, [ product( 'e_2', 'e_1', 'e_1' ), product( 'e_2', 'e_1', 'e_2'
% 0.51/1.14     ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 34, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_1', 'e_2', 'e_2'
% 0.51/1.14     ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 35, [ product( 'e_2', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 'e_2'
% 0.51/1.14     ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 40, [ equalish( X, 'e_2' ), product( 'e_2', 'e_2', 'e_1' ), ~( 
% 0.51/1.14    product( X, 'e_2', 'e_2' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 42, [ equalish( X, 'e_2' ), product( 'e_2', 'e_1', 'e_1' ), ~( 
% 0.51/1.14    product( X, 'e_1', 'e_2' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 44, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 'e_1'
% 0.51/1.14     ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 45, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.14    product( X, 'e_2', 'e_1' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 46, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.14    product( 'e_2', X, 'e_1' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 56, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_1', 'e_1'
% 0.51/1.14     ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 58, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_2', 'e_1'
% 0.51/1.14     ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 63, [ equalish( X, 'e_1' ), ~( product( 'e_1', 'e_1', Z ) ), ~( 
% 0.51/1.14    product( 'e_2', X, Y ) ), product( 'e_1', 'e_1', 'e_1' ), ~( product( Y, 
% 0.51/1.14    X, Z ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 66, [ equalish( X, 'e_2' ), ~( product( 'e_2', 'e_2', Z ) ), ~( 
% 0.51/1.14    product( 'e_1', X, Y ) ), product( 'e_1', 'e_2', 'e_1' ), ~( product( Y, 
% 0.51/1.14    X, Z ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 70, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.14    product( 'e_1', X, 'e_1' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 72, [ equalish( X, 'e_1' ), product( 'e_1', 'e_1', 'e_1' ), ~( 
% 0.51/1.14    product( 'e_2', X, 'e_2' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 75, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 79, [ product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 82, [ equalish( X, 'e_1' ), ~( product( X, 'e_2', 'e_1' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 83, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 90, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_2', 'e_1'
% 0.51/1.14     ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 92, [ product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.14  .
% 0.51/1.14  clause( 93, [] )
% 0.51/1.14  .
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  % SZS output end Refutation
% 0.51/1.14  found a proof!
% 0.51/1.14  
% 0.51/1.14  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.51/1.14  
% 0.51/1.14  initialclauses(
% 0.51/1.14  [ clause( 95, [ next( 'e_1', 'e_2' ) ] )
% 0.51/1.14  , clause( 96, [ greater( 'e_2', 'e_1' ) ] )
% 0.51/1.14  , clause( 97, [ ~( product( X, 'e_1', Y ) ), ~( next( X, Z ) ), ~( greater( 
% 0.51/1.14    Y, Z ) ) ] )
% 0.51/1.14  , clause( 98, [ 'group_element'( 'e_1' ) ] )
% 0.51/1.14  , clause( 99, [ 'group_element'( 'e_2' ) ] )
% 0.51/1.14  , clause( 100, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.14  , clause( 101, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.51/1.14  , clause( 102, [ ~( 'group_element'( X ) ), ~( 'group_element'( Y ) ), 
% 0.51/1.14    product( X, Y, 'e_1' ), product( X, Y, 'e_2' ) ] )
% 0.51/1.14  , clause( 103, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), equalish( 
% 0.51/1.14    Z, T ) ] )
% 0.51/1.14  , clause( 104, [ ~( product( X, Y, Z ) ), ~( product( X, T, Z ) ), equalish( 
% 0.51/1.14    Y, T ) ] )
% 0.51/1.14  , clause( 105, [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), equalish( 
% 0.51/1.14    X, T ) ] )
% 0.51/1.14  , clause( 106, [ ~( product( X, Y, Z ) ), ~( product( T, U, Z ) ), ~( 
% 0.51/1.14    product( W, Y, X ) ), ~( product( W, U, T ) ), equalish( X, T ) ] )
% 0.51/1.14  , clause( 107, [ ~( product( X, Y, Z ) ), ~( product( T, U, Z ) ), ~( 
% 0.51/1.14    product( W, Y, X ) ), ~( product( W, U, T ) ), equalish( Y, U ) ] )
% 0.51/1.14  ] ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 3, [ 'group_element'( 'e_1' ) ] )
% 0.51/1.14  , clause( 98, [ 'group_element'( 'e_1' ) ] )
% 0.51/1.14  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 4, [ 'group_element'( 'e_2' ) ] )
% 0.51/1.14  , clause( 99, [ 'group_element'( 'e_2' ) ] )
% 0.51/1.14  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 5, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.14  , clause( 100, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.14  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 6, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.51/1.14  , clause( 101, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.51/1.14  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 7, [ ~( 'group_element'( X ) ), product( X, Y, 'e_2' ), product( X
% 0.51/1.14    , Y, 'e_1' ), ~( 'group_element'( Y ) ) ] )
% 0.51/1.14  , clause( 102, [ ~( 'group_element'( X ) ), ~( 'group_element'( Y ) ), 
% 0.51/1.14    product( X, Y, 'e_1' ), product( X, Y, 'e_2' ) ] )
% 0.51/1.14  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.51/1.14     ), ==>( 1, 3 ), ==>( 2, 2 ), ==>( 3, 1 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 9, [ equalish( Y, T ), ~( product( X, Y, Z ) ), ~( product( X, T, Z
% 0.51/1.14     ) ) ] )
% 0.51/1.14  , clause( 104, [ ~( product( X, Y, Z ) ), ~( product( X, T, Z ) ), equalish( 
% 0.51/1.14    Y, T ) ] )
% 0.51/1.14  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.51/1.14    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 2 ), ==>( 2, 0 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 10, [ equalish( X, T ), ~( product( X, Y, Z ) ), ~( product( T, Y, 
% 0.51/1.14    Z ) ) ] )
% 0.51/1.14  , clause( 105, [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), equalish( 
% 0.51/1.14    X, T ) ] )
% 0.51/1.14  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.51/1.14    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 2 ), ==>( 2, 0 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 12, [ equalish( Y, U ), ~( product( W, Y, X ) ), ~( product( T, U, 
% 0.51/1.14    Z ) ), ~( product( X, Y, Z ) ), ~( product( W, U, T ) ) ] )
% 0.51/1.14  , clause( 107, [ ~( product( X, Y, Z ) ), ~( product( T, U, Z ) ), ~( 
% 0.51/1.14    product( W, Y, X ) ), ~( product( W, U, T ) ), equalish( Y, U ) ] )
% 0.51/1.14  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.51/1.14    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 3 ), ==>( 1, 2 ), ==>( 2
% 0.51/1.14    , 1 ), ==>( 3, 4 ), ==>( 4, 0 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  resolution(
% 0.51/1.14  clause( 136, [ ~( 'group_element'( X ) ), product( X, 'e_1', 'e_2' ), 
% 0.51/1.14    product( X, 'e_1', 'e_1' ) ] )
% 0.51/1.14  , clause( 7, [ ~( 'group_element'( X ) ), product( X, Y, 'e_2' ), product( 
% 0.51/1.14    X, Y, 'e_1' ), ~( 'group_element'( Y ) ) ] )
% 0.51/1.14  , 3, clause( 3, [ 'group_element'( 'e_1' ) ] )
% 0.51/1.14  , 0, substitution( 0, [ :=( X, X ), :=( Y, 'e_1' )] ), substitution( 1, [] )
% 0.51/1.14    ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 22, [ product( X, 'e_1', 'e_2' ), product( X, 'e_1', 'e_1' ), ~( 
% 0.51/1.14    'group_element'( X ) ) ] )
% 0.51/1.14  , clause( 136, [ ~( 'group_element'( X ) ), product( X, 'e_1', 'e_2' ), 
% 0.51/1.14    product( X, 'e_1', 'e_1' ) ] )
% 0.51/1.14  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 2 ), ==>( 1, 
% 0.51/1.14    0 ), ==>( 2, 1 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  resolution(
% 0.51/1.14  clause( 138, [ ~( 'group_element'( X ) ), product( X, 'e_2', 'e_2' ), 
% 0.51/1.14    product( X, 'e_2', 'e_1' ) ] )
% 0.51/1.14  , clause( 7, [ ~( 'group_element'( X ) ), product( X, Y, 'e_2' ), product( 
% 0.51/1.14    X, Y, 'e_1' ), ~( 'group_element'( Y ) ) ] )
% 0.51/1.14  , 3, clause( 4, [ 'group_element'( 'e_2' ) ] )
% 0.51/1.14  , 0, substitution( 0, [ :=( X, X ), :=( Y, 'e_2' )] ), substitution( 1, [] )
% 0.51/1.14    ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 23, [ product( X, 'e_2', 'e_2' ), product( X, 'e_2', 'e_1' ), ~( 
% 0.51/1.14    'group_element'( X ) ) ] )
% 0.51/1.14  , clause( 138, [ ~( 'group_element'( X ) ), product( X, 'e_2', 'e_2' ), 
% 0.51/1.14    product( X, 'e_2', 'e_1' ) ] )
% 0.51/1.14  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 2 ), ==>( 1, 
% 0.51/1.14    0 ), ==>( 2, 1 )] ) ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  resolution(
% 0.51/1.14  clause( 139, [ product( 'e_1', 'e_1', 'e_2' ), product( 'e_1', 'e_1', 'e_1'
% 0.51/1.14     ) ] )
% 0.51/1.14  , clause( 22, [ product( X, 'e_1', 'e_2' ), product( X, 'e_1', 'e_1' ), ~( 
% 0.51/1.14    'group_element'( X ) ) ] )
% 0.51/1.14  , 2, clause( 3, [ 'group_element'( 'e_1' ) ] )
% 0.51/1.14  , 0, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 24, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_1', 'e_2'
% 0.51/1.14     ) ] )
% 0.51/1.14  , clause( 139, [ product( 'e_1', 'e_1', 'e_2' ), product( 'e_1', 'e_1', 
% 0.51/1.14    'e_1' ) ] )
% 0.51/1.14  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] )
% 0.51/1.14     ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  resolution(
% 0.51/1.14  clause( 140, [ product( 'e_2', 'e_1', 'e_2' ), product( 'e_2', 'e_1', 'e_1'
% 0.51/1.14     ) ] )
% 0.51/1.14  , clause( 22, [ product( X, 'e_1', 'e_2' ), product( X, 'e_1', 'e_1' ), ~( 
% 0.51/1.14    'group_element'( X ) ) ] )
% 0.51/1.14  , 2, clause( 4, [ 'group_element'( 'e_2' ) ] )
% 0.51/1.14  , 0, substitution( 0, [ :=( X, 'e_2' )] ), substitution( 1, [] )).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 25, [ product( 'e_2', 'e_1', 'e_1' ), product( 'e_2', 'e_1', 'e_2'
% 0.51/1.14     ) ] )
% 0.51/1.14  , clause( 140, [ product( 'e_2', 'e_1', 'e_2' ), product( 'e_2', 'e_1', 
% 0.51/1.14    'e_1' ) ] )
% 0.51/1.14  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] )
% 0.51/1.14     ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  resolution(
% 0.51/1.14  clause( 141, [ product( 'e_1', 'e_2', 'e_2' ), product( 'e_1', 'e_2', 'e_1'
% 0.51/1.14     ) ] )
% 0.51/1.14  , clause( 23, [ product( X, 'e_2', 'e_2' ), product( X, 'e_2', 'e_1' ), ~( 
% 0.51/1.14    'group_element'( X ) ) ] )
% 0.51/1.14  , 2, clause( 3, [ 'group_element'( 'e_1' ) ] )
% 0.51/1.14  , 0, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  subsumption(
% 0.51/1.14  clause( 34, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_1', 'e_2', 'e_2'
% 0.51/1.14     ) ] )
% 0.51/1.14  , clause( 141, [ product( 'e_1', 'e_2', 'e_2' ), product( 'e_1', 'e_2', 
% 0.51/1.14    'e_1' ) ] )
% 0.51/1.14  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] )
% 0.51/1.14     ).
% 0.51/1.14  
% 0.51/1.14  
% 0.51/1.14  resolution(
% 0.51/1.14  clause( 142, [ product( 'e_2', 'e_2', 'e_2' ), product( 'e_2', 'e_2', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 23, [ product( X, 'e_2', 'e_2' ), product( X, 'e_2', 'e_1' ), ~( 
% 0.51/1.15    'group_element'( X ) ) ] )
% 0.51/1.15  , 2, clause( 4, [ 'group_element'( 'e_2' ) ] )
% 0.51/1.15  , 0, substitution( 0, [ :=( X, 'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 35, [ product( 'e_2', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 'e_2'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 142, [ product( 'e_2', 'e_2', 'e_2' ), product( 'e_2', 'e_2', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] )
% 0.51/1.15     ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 146, [ equalish( X, 'e_2' ), ~( product( X, 'e_2', 'e_2' ) ), 
% 0.51/1.15    product( 'e_2', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 10, [ equalish( X, T ), ~( product( X, Y, Z ) ), ~( product( T, Y
% 0.51/1.15    , Z ) ) ] )
% 0.51/1.15  , 2, clause( 35, [ product( 'e_2', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 
% 0.51/1.15    'e_2' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, X ), :=( Y, 'e_2' ), :=( Z, 'e_2' ), :=( T, 
% 0.51/1.15    'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 40, [ equalish( X, 'e_2' ), product( 'e_2', 'e_2', 'e_1' ), ~( 
% 0.51/1.15    product( X, 'e_2', 'e_2' ) ) ] )
% 0.51/1.15  , clause( 146, [ equalish( X, 'e_2' ), ~( product( X, 'e_2', 'e_2' ) ), 
% 0.51/1.15    product( 'e_2', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.51/1.15    2 ), ==>( 2, 1 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 150, [ equalish( X, 'e_2' ), ~( product( X, 'e_1', 'e_2' ) ), 
% 0.51/1.15    product( 'e_2', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 10, [ equalish( X, T ), ~( product( X, Y, Z ) ), ~( product( T, Y
% 0.51/1.15    , Z ) ) ] )
% 0.51/1.15  , 2, clause( 25, [ product( 'e_2', 'e_1', 'e_1' ), product( 'e_2', 'e_1', 
% 0.51/1.15    'e_2' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, X ), :=( Y, 'e_1' ), :=( Z, 'e_2' ), :=( T, 
% 0.51/1.15    'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 42, [ equalish( X, 'e_2' ), product( 'e_2', 'e_1', 'e_1' ), ~( 
% 0.51/1.15    product( X, 'e_1', 'e_2' ) ) ] )
% 0.51/1.15  , clause( 150, [ equalish( X, 'e_2' ), ~( product( X, 'e_1', 'e_2' ) ), 
% 0.51/1.15    product( 'e_2', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.51/1.15    2 ), ==>( 2, 1 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 151, [ equalish( 'e_1', 'e_2' ), product( 'e_2', 'e_2', 'e_1' ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 40, [ equalish( X, 'e_2' ), product( 'e_2', 'e_2', 'e_1' ), ~( 
% 0.51/1.15    product( X, 'e_2', 'e_2' ) ) ] )
% 0.51/1.15  , 2, clause( 34, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_1', 'e_2', 
% 0.51/1.15    'e_2' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 152, [ product( 'e_2', 'e_2', 'e_1' ), product( 'e_1', 'e_2', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 5, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.15  , 0, clause( 151, [ equalish( 'e_1', 'e_2' ), product( 'e_2', 'e_2', 'e_1'
% 0.51/1.15     ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 44, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 152, [ product( 'e_2', 'e_2', 'e_1' ), product( 'e_1', 'e_2', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] )
% 0.51/1.15     ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 156, [ equalish( X, 'e_2' ), ~( product( X, 'e_2', 'e_1' ) ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 10, [ equalish( X, T ), ~( product( X, Y, Z ) ), ~( product( T, Y
% 0.51/1.15    , Z ) ) ] )
% 0.51/1.15  , 2, clause( 44, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, X ), :=( Y, 'e_2' ), :=( Z, 'e_1' ), :=( T, 
% 0.51/1.15    'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 45, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.15    product( X, 'e_2', 'e_1' ) ) ] )
% 0.51/1.15  , clause( 156, [ equalish( X, 'e_2' ), ~( product( X, 'e_2', 'e_1' ) ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.51/1.15    2 ), ==>( 2, 1 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 160, [ equalish( X, 'e_2' ), ~( product( 'e_2', X, 'e_1' ) ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 9, [ equalish( Y, T ), ~( product( X, Y, Z ) ), ~( product( X, T
% 0.51/1.15    , Z ) ) ] )
% 0.51/1.15  , 2, clause( 44, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, 'e_2' ), :=( Y, X ), :=( Z, 'e_1' ), :=( T, 
% 0.51/1.15    'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 46, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.15    product( 'e_2', X, 'e_1' ) ) ] )
% 0.51/1.15  , clause( 160, [ equalish( X, 'e_2' ), ~( product( 'e_2', X, 'e_1' ) ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.51/1.15    2 ), ==>( 2, 1 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 161, [ equalish( 'e_1', 'e_2' ), product( 'e_2', 'e_1', 'e_1' ), 
% 0.51/1.15    product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 42, [ equalish( X, 'e_2' ), product( 'e_2', 'e_1', 'e_1' ), ~( 
% 0.51/1.15    product( X, 'e_1', 'e_2' ) ) ] )
% 0.51/1.15  , 2, clause( 24, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_1', 
% 0.51/1.15    'e_2' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 162, [ product( 'e_2', 'e_1', 'e_1' ), product( 'e_1', 'e_1', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 5, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.15  , 0, clause( 161, [ equalish( 'e_1', 'e_2' ), product( 'e_2', 'e_1', 'e_1'
% 0.51/1.15     ), product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 56, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_1', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 162, [ product( 'e_2', 'e_1', 'e_1' ), product( 'e_1', 'e_1', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] )
% 0.51/1.15     ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 163, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), 
% 0.51/1.15    product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 46, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.15    product( 'e_2', X, 'e_1' ) ) ] )
% 0.51/1.15  , 2, clause( 56, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_1', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 164, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_1', 'e_1', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 5, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.15  , 0, clause( 163, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1'
% 0.51/1.15     ), product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 58, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_2', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 164, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_1', 'e_1', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] )
% 0.51/1.15     ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 172, [ equalish( X, 'e_1' ), ~( product( 'e_2', X, Y ) ), ~( 
% 0.51/1.15    product( 'e_1', 'e_1', Z ) ), ~( product( Y, X, Z ) ), product( 'e_1', 
% 0.51/1.15    'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 12, [ equalish( Y, U ), ~( product( W, Y, X ) ), ~( product( T, U
% 0.51/1.15    , Z ) ), ~( product( X, Y, Z ) ), ~( product( W, U, T ) ) ] )
% 0.51/1.15  , 4, clause( 56, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_1', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, Z ), :=( T, 'e_1' )
% 0.51/1.15    , :=( U, 'e_1' ), :=( W, 'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 63, [ equalish( X, 'e_1' ), ~( product( 'e_1', 'e_1', Z ) ), ~( 
% 0.51/1.15    product( 'e_2', X, Y ) ), product( 'e_1', 'e_1', 'e_1' ), ~( product( Y, 
% 0.51/1.15    X, Z ) ) ] )
% 0.51/1.15  , clause( 172, [ equalish( X, 'e_1' ), ~( product( 'e_2', X, Y ) ), ~( 
% 0.51/1.15    product( 'e_1', 'e_1', Z ) ), ~( product( Y, X, Z ) ), product( 'e_1', 
% 0.51/1.15    'e_1', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.51/1.15    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 2 ), ==>( 2, 1 ), ==>( 3, 4 ), 
% 0.51/1.15    ==>( 4, 3 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 192, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, Y ) ), ~( 
% 0.51/1.15    product( 'e_2', 'e_2', Z ) ), ~( product( Y, X, Z ) ), product( 'e_1', 
% 0.51/1.15    'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 12, [ equalish( Y, U ), ~( product( W, Y, X ) ), ~( product( T, U
% 0.51/1.15    , Z ) ), ~( product( X, Y, Z ) ), ~( product( W, U, T ) ) ] )
% 0.51/1.15  , 4, clause( 34, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_1', 'e_2', 
% 0.51/1.15    'e_2' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, Z ), :=( T, 'e_2' )
% 0.51/1.15    , :=( U, 'e_2' ), :=( W, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 66, [ equalish( X, 'e_2' ), ~( product( 'e_2', 'e_2', Z ) ), ~( 
% 0.51/1.15    product( 'e_1', X, Y ) ), product( 'e_1', 'e_2', 'e_1' ), ~( product( Y, 
% 0.51/1.15    X, Z ) ) ] )
% 0.51/1.15  , clause( 192, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, Y ) ), ~( 
% 0.51/1.15    product( 'e_2', 'e_2', Z ) ), ~( product( Y, X, Z ) ), product( 'e_1', 
% 0.51/1.15    'e_2', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.51/1.15    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 2 ), ==>( 2, 1 ), ==>( 3, 4 ), 
% 0.51/1.15    ==>( 4, 3 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  factor(
% 0.51/1.15  clause( 206, [ equalish( X, 'e_2' ), ~( product( 'e_2', 'e_2', 'e_1' ) ), 
% 0.51/1.15    ~( product( 'e_1', X, 'e_1' ) ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 66, [ equalish( X, 'e_2' ), ~( product( 'e_2', 'e_2', Z ) ), ~( 
% 0.51/1.15    product( 'e_1', X, Y ) ), product( 'e_1', 'e_2', 'e_1' ), ~( product( Y, 
% 0.51/1.15    X, Z ) ) ] )
% 0.51/1.15  , 2, 4, substitution( 0, [ :=( X, X ), :=( Y, 'e_1' ), :=( Z, 'e_1' )] )
% 0.51/1.15    ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 207, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 206, [ equalish( X, 'e_2' ), ~( product( 'e_2', 'e_2', 'e_1' ) )
% 0.51/1.15    , ~( product( 'e_1', X, 'e_1' ) ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , 1, clause( 44, [ product( 'e_1', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, X )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  factor(
% 0.51/1.15  clause( 208, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 207, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , 2, 3, substitution( 0, [ :=( X, X )] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 70, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.15    product( 'e_1', X, 'e_1' ) ) ] )
% 0.51/1.15  , clause( 208, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ), 
% 0.51/1.15    product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.51/1.15    2 ), ==>( 2, 1 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  factor(
% 0.51/1.15  clause( 210, [ equalish( X, 'e_1' ), ~( product( 'e_1', 'e_1', 'e_2' ) ), 
% 0.51/1.15    ~( product( 'e_2', X, 'e_2' ) ), product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 63, [ equalish( X, 'e_1' ), ~( product( 'e_1', 'e_1', Z ) ), ~( 
% 0.51/1.15    product( 'e_2', X, Y ) ), product( 'e_1', 'e_1', 'e_1' ), ~( product( Y, 
% 0.51/1.15    X, Z ) ) ] )
% 0.51/1.15  , 2, 4, substitution( 0, [ :=( X, X ), :=( Y, 'e_2' ), :=( Z, 'e_2' )] )
% 0.51/1.15    ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 211, [ equalish( X, 'e_1' ), ~( product( 'e_2', X, 'e_2' ) ), 
% 0.51/1.15    product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 210, [ equalish( X, 'e_1' ), ~( product( 'e_1', 'e_1', 'e_2' ) )
% 0.51/1.15    , ~( product( 'e_2', X, 'e_2' ) ), product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , 1, clause( 24, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_1', 
% 0.51/1.15    'e_2' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, X )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  factor(
% 0.51/1.15  clause( 212, [ equalish( X, 'e_1' ), ~( product( 'e_2', X, 'e_2' ) ), 
% 0.51/1.15    product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 211, [ equalish( X, 'e_1' ), ~( product( 'e_2', X, 'e_2' ) ), 
% 0.51/1.15    product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , 2, 3, substitution( 0, [ :=( X, X )] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 72, [ equalish( X, 'e_1' ), product( 'e_1', 'e_1', 'e_1' ), ~( 
% 0.51/1.15    product( 'e_2', X, 'e_2' ) ) ] )
% 0.51/1.15  , clause( 212, [ equalish( X, 'e_1' ), ~( product( 'e_2', X, 'e_2' ) ), 
% 0.51/1.15    product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.51/1.15    2 ), ==>( 2, 1 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 213, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), 
% 0.51/1.15    product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 45, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.15    product( X, 'e_2', 'e_1' ) ) ] )
% 0.51/1.15  , 2, clause( 58, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_1', 'e_2', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 215, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), 
% 0.51/1.15    equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 70, [ equalish( X, 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), ~( 
% 0.51/1.15    product( 'e_1', X, 'e_1' ) ) ] )
% 0.51/1.15  , 2, clause( 213, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1'
% 0.51/1.15     ), product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , 2, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  factor(
% 0.51/1.15  clause( 217, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), 
% 0.51/1.15    equalish( 'e_1', 'e_2' ) ] )
% 0.51/1.15  , clause( 215, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), 
% 0.51/1.15    equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , 1, 3, substitution( 0, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  factor(
% 0.51/1.15  clause( 218, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ) ]
% 0.51/1.15     )
% 0.51/1.15  , clause( 217, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ), 
% 0.51/1.15    equalish( 'e_1', 'e_2' ) ] )
% 0.51/1.15  , 0, 2, substitution( 0, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 75, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 218, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' ) ]
% 0.51/1.15     )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] )
% 0.51/1.15     ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 219, [ product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 5, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.15  , 0, clause( 75, [ equalish( 'e_1', 'e_2' ), product( 'e_1', 'e_2', 'e_1' )
% 0.51/1.15     ] )
% 0.51/1.15  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 79, [ product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 219, [ product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 221, [ equalish( X, 'e_1' ), ~( product( X, 'e_2', 'e_1' ) ) ] )
% 0.51/1.15  , clause( 10, [ equalish( X, T ), ~( product( X, Y, Z ) ), ~( product( T, Y
% 0.51/1.15    , Z ) ) ] )
% 0.51/1.15  , 2, clause( 79, [ product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , 0, substitution( 0, [ :=( X, X ), :=( Y, 'e_2' ), :=( Z, 'e_1' ), :=( T, 
% 0.51/1.15    'e_1' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 82, [ equalish( X, 'e_1' ), ~( product( X, 'e_2', 'e_1' ) ) ] )
% 0.51/1.15  , clause( 221, [ equalish( X, 'e_1' ), ~( product( X, 'e_2', 'e_1' ) ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.51/1.15    1 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 223, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ) ] )
% 0.51/1.15  , clause( 9, [ equalish( Y, T ), ~( product( X, Y, Z ) ), ~( product( X, T
% 0.51/1.15    , Z ) ) ] )
% 0.51/1.15  , 2, clause( 79, [ product( 'e_1', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , 0, substitution( 0, [ :=( X, 'e_1' ), :=( Y, X ), :=( Z, 'e_1' ), :=( T, 
% 0.51/1.15    'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 83, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ) ] )
% 0.51/1.15  , clause( 223, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ) ] )
% 0.51/1.15  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.51/1.15    1 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 224, [ equalish( 'e_2', 'e_1' ), product( 'e_1', 'e_1', 'e_1' ), 
% 0.51/1.15    product( 'e_2', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , clause( 72, [ equalish( X, 'e_1' ), product( 'e_1', 'e_1', 'e_1' ), ~( 
% 0.51/1.15    product( 'e_2', X, 'e_2' ) ) ] )
% 0.51/1.15  , 2, clause( 35, [ product( 'e_2', 'e_2', 'e_1' ), product( 'e_2', 'e_2', 
% 0.51/1.15    'e_2' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, 'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 225, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_2', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 6, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.51/1.15  , 0, clause( 224, [ equalish( 'e_2', 'e_1' ), product( 'e_1', 'e_1', 'e_1'
% 0.51/1.15     ), product( 'e_2', 'e_2', 'e_1' ) ] )
% 0.51/1.15  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 90, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_2', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , clause( 225, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_2', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] )
% 0.51/1.15     ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 226, [ equalish( 'e_2', 'e_1' ), product( 'e_1', 'e_1', 'e_1' ) ]
% 0.51/1.15     )
% 0.51/1.15  , clause( 82, [ equalish( X, 'e_1' ), ~( product( X, 'e_2', 'e_1' ) ) ] )
% 0.51/1.15  , 1, clause( 90, [ product( 'e_1', 'e_1', 'e_1' ), product( 'e_2', 'e_2', 
% 0.51/1.15    'e_1' ) ] )
% 0.51/1.15  , 1, substitution( 0, [ :=( X, 'e_2' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 227, [ product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 6, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.51/1.15  , 0, clause( 226, [ equalish( 'e_2', 'e_1' ), product( 'e_1', 'e_1', 'e_1'
% 0.51/1.15     ) ] )
% 0.51/1.15  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 92, [ product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , clause( 227, [ product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 228, [ equalish( 'e_1', 'e_2' ) ] )
% 0.51/1.15  , clause( 83, [ equalish( X, 'e_2' ), ~( product( 'e_1', X, 'e_1' ) ) ] )
% 0.51/1.15  , 1, clause( 92, [ product( 'e_1', 'e_1', 'e_1' ) ] )
% 0.51/1.15  , 0, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  resolution(
% 0.51/1.15  clause( 229, [] )
% 0.51/1.15  , clause( 5, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.51/1.15  , 0, clause( 228, [ equalish( 'e_1', 'e_2' ) ] )
% 0.51/1.15  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  subsumption(
% 0.51/1.15  clause( 93, [] )
% 0.51/1.15  , clause( 229, [] )
% 0.51/1.15  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  end.
% 0.51/1.15  
% 0.51/1.15  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.51/1.15  
% 0.51/1.15  Memory use:
% 0.51/1.15  
% 0.51/1.15  space for terms:        1540
% 0.51/1.15  space for clauses:      4252
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  clauses generated:      219
% 0.51/1.15  clauses kept:           94
% 0.51/1.15  clauses selected:       45
% 0.51/1.15  clauses deleted:        5
% 0.51/1.15  clauses inuse deleted:  0
% 0.51/1.15  
% 0.51/1.15  subsentry:          1934
% 0.51/1.15  literals s-matched: 1016
% 0.51/1.15  literals matched:   594
% 0.51/1.15  full subsumption:   398
% 0.51/1.15  
% 0.51/1.15  checksum:           717210952
% 0.51/1.15  
% 0.51/1.15  
% 0.51/1.15  Bliksem ended
%------------------------------------------------------------------------------