TSTP Solution File: LCL080-2 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : LCL080-2 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n008.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 : Sun Jul 17 07:50:01 EDT 2022

% Result   : Unsatisfiable 0.88s 1.27s
% Output   : Refutation 0.88s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : LCL080-2 : TPTP v8.1.0. Released v1.0.0.
% 0.00/0.12  % Command  : bliksem %s
% 0.13/0.33  % Computer : n008.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % DateTime : Sat Jul  2 14:17:38 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.88/1.27  *** allocated 10000 integers for termspace/termends
% 0.88/1.27  *** allocated 10000 integers for clauses
% 0.88/1.27  *** allocated 10000 integers for justifications
% 0.88/1.27  Bliksem 1.12
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  Automatic Strategy Selection
% 0.88/1.27  
% 0.88/1.27  Clauses:
% 0.88/1.27  [
% 0.88/1.27     [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( X ) ), 
% 0.88/1.27    'is_a_theorem'( Y ) ],
% 0.88/1.27     [ 'is_a_theorem'( implies( X, X ) ) ],
% 0.88/1.27     [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ],
% 0.88/1.27     [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X ) ) ],
% 0.88/1.27     [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y, Z ), 
% 0.88/1.27    implies( X, Z ) ) ) ) ],
% 0.88/1.27     [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), c ), implies( 
% 0.88/1.27    implies( c, a ), implies( e, a ) ) ) ) ) ]
% 0.88/1.27  ] .
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  percentage equality = 0.000000, percentage horn = 1.000000
% 0.88/1.27  This is a near-Horn, non-equality  problem
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  Options Used:
% 0.88/1.27  
% 0.88/1.27  useres =            1
% 0.88/1.27  useparamod =        0
% 0.88/1.27  useeqrefl =         0
% 0.88/1.27  useeqfact =         0
% 0.88/1.27  usefactor =         1
% 0.88/1.27  usesimpsplitting =  0
% 0.88/1.27  usesimpdemod =      0
% 0.88/1.27  usesimpres =        4
% 0.88/1.27  
% 0.88/1.27  resimpinuse      =  1000
% 0.88/1.27  resimpclauses =     20000
% 0.88/1.27  substype =          standard
% 0.88/1.27  backwardsubs =      1
% 0.88/1.27  selectoldest =      5
% 0.88/1.27  
% 0.88/1.27  litorderings [0] =  split
% 0.88/1.27  litorderings [1] =  liftord
% 0.88/1.27  
% 0.88/1.27  termordering =      none
% 0.88/1.27  
% 0.88/1.27  litapriori =        1
% 0.88/1.27  termapriori =       0
% 0.88/1.27  litaposteriori =    0
% 0.88/1.27  termaposteriori =   0
% 0.88/1.27  demodaposteriori =  0
% 0.88/1.27  ordereqreflfact =   0
% 0.88/1.27  
% 0.88/1.27  litselect =         negative
% 0.88/1.27  
% 0.88/1.27  maxweight =         30000
% 0.88/1.27  maxdepth =          30000
% 0.88/1.27  maxlength =         115
% 0.88/1.27  maxnrvars =         195
% 0.88/1.27  excuselevel =       0
% 0.88/1.27  increasemaxweight = 0
% 0.88/1.27  
% 0.88/1.27  maxselected =       10000000
% 0.88/1.27  maxnrclauses =      10000000
% 0.88/1.27  
% 0.88/1.27  showgenerated =    0
% 0.88/1.27  showkept =         0
% 0.88/1.27  showselected =     0
% 0.88/1.27  showdeleted =      0
% 0.88/1.27  showresimp =       1
% 0.88/1.27  showstatus =       2000
% 0.88/1.27  
% 0.88/1.27  prologoutput =     1
% 0.88/1.27  nrgoals =          5000000
% 0.88/1.27  totalproof =       1
% 0.88/1.27  
% 0.88/1.27  Symbols occurring in the translation:
% 0.88/1.27  
% 0.88/1.27  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.88/1.27  .  [1, 2]      (w:1, o:22, a:1, s:1, b:0), 
% 0.88/1.27  !  [4, 1]      (w:1, o:16, a:1, s:1, b:0), 
% 0.88/1.27  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.88/1.27  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.88/1.27  implies  [41, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 0.88/1.27  'is_a_theorem'  [42, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 0.88/1.27  a  [44, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 0.88/1.27  b  [45, 0]      (w:1, o:13, a:1, s:1, b:0), 
% 0.88/1.27  c  [46, 0]      (w:1, o:14, a:1, s:1, b:0), 
% 0.88/1.27  e  [47, 0]      (w:1, o:15, a:1, s:1, b:0).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  Starting Search:
% 0.88/1.27  
% 0.88/1.27  Resimplifying inuse:
% 0.88/1.27  Done
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  Intermediate Status:
% 0.88/1.27  Generated:    11968
% 0.88/1.27  Kept:         2042
% 0.88/1.27  Inuse:        321
% 0.88/1.27  Deleted:      1
% 0.88/1.27  Deletedinuse: 1
% 0.88/1.27  
% 0.88/1.27  Resimplifying inuse:
% 0.88/1.27  Done
% 0.88/1.27  
% 0.88/1.27  Resimplifying inuse:
% 0.88/1.27  Done
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  Intermediate Status:
% 0.88/1.27  Generated:    24663
% 0.88/1.27  Kept:         4077
% 0.88/1.27  Inuse:        532
% 0.88/1.27  Deleted:      2
% 0.88/1.27  Deletedinuse: 1
% 0.88/1.27  
% 0.88/1.27  Resimplifying inuse:
% 0.88/1.27  Done
% 0.88/1.27  
% 0.88/1.27  Resimplifying inuse:
% 0.88/1.27  Done
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  Intermediate Status:
% 0.88/1.27  Generated:    36766
% 0.88/1.27  Kept:         6144
% 0.88/1.27  Inuse:        643
% 0.88/1.27  Deleted:      2
% 0.88/1.27  Deletedinuse: 1
% 0.88/1.27  
% 0.88/1.27  Resimplifying inuse:
% 0.88/1.27  Done
% 0.88/1.27  
% 0.88/1.27  Resimplifying inuse:
% 0.88/1.27  Done
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  Bliksems!, er is een bewijs:
% 0.88/1.27  % SZS status Unsatisfiable
% 0.88/1.27  % SZS output start Refutation
% 0.88/1.27  
% 0.88/1.27  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.88/1.27    ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 2, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X ) )
% 0.88/1.27     ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 4, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y
% 0.88/1.27    , Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 5, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), c ), 
% 0.88/1.27    implies( implies( c, a ), implies( e, a ) ) ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), X ), X ), Z ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.88/1.27    implies( Y, X ) ), Z ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 10, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.88/1.27     )
% 0.88/1.27  .
% 0.88/1.27  clause( 16, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( Y, Z ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 20, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), Z ), implies( Y, Z ) ), T ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 25, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.88/1.27    implies( X, Z ), X ), Y ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 31, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.88/1.27    implies( Z, X ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 36, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.88/1.27    implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 43, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), X ), implies( Z, X ) ), T ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 99, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( T, X ), Y ), Z ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 102, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( Z, T ), implies( Y, T ) ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 115, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.88/1.27    implies( Z, Y ) ), T ), implies( X, T ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 215, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.88/1.27    implies( X, Z ), T ), implies( implies( Y, Z ), T ) ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 216, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) ), 
% 0.88/1.27    implies( X, Y ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 218, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.88/1.27    implies( Z, X ), T ) ), U ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 219, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, implies( X, Y ) ), implies( X, Y ) ), Z ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 388, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y ) )
% 0.88/1.27     ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 423, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.88/1.27    , implies( implies( X, Y ), Y ) ), Z ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 2659, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( implies( X, T ), T ), Y ), Z ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 5146, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.88/1.27    , Y ), Z ), implies( implies( Z, T ), implies( X, T ) ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 6238, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.88/1.27    , implies( X, Z ) ), T ), implies( implies( Y, Z ), T ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 6730, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( X, T ), implies( implies( T, Y ), Z ) ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 7332, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( Z, X ), implies( T, X ) ) ) ) ] )
% 0.88/1.27  .
% 0.88/1.27  clause( 7380, [] )
% 0.88/1.27  .
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  % SZS output end Refutation
% 0.88/1.27  found a proof!
% 0.88/1.27  
% 0.88/1.27  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.88/1.27  
% 0.88/1.27  initialclauses(
% 0.88/1.27  [ clause( 7382, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.88/1.27    X ) ), 'is_a_theorem'( Y ) ] )
% 0.88/1.27  , clause( 7383, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.88/1.27  , clause( 7384, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.88/1.27  , clause( 7385, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X
% 0.88/1.27     ) ) ] )
% 0.88/1.27  , clause( 7386, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  , clause( 7387, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), c )
% 0.88/1.27    , implies( implies( c, a ), implies( e, a ) ) ) ) ) ] )
% 0.88/1.27  ] ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.88/1.27    ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , clause( 7382, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.88/1.27    X ) ), 'is_a_theorem'( Y ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.88/1.27     ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 2, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.88/1.27  , clause( 7384, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.88/1.27     )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X ) )
% 0.88/1.27     ] )
% 0.88/1.27  , clause( 7385, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X
% 0.88/1.27     ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.88/1.27     )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 4, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y
% 0.88/1.27    , Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  , clause( 7386, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 5, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), c ), 
% 0.88/1.27    implies( implies( c, a ), implies( e, a ) ) ) ) ) ] )
% 0.88/1.27  , clause( 7387, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), c )
% 0.88/1.27    , implies( implies( c, a ), implies( e, a ) ) ) ) ) ] )
% 0.88/1.27  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7389, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), X ), X ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.88/1.27  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.88/1.27    , ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , 2, clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X
% 0.88/1.27     ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, Y ), X ), X )
% 0.88/1.27     ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), X ), X ), Z ) ) ) ] )
% 0.88/1.27  , clause( 7389, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.88/1.27    , Y ), X ), X ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7391, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, X ) ), 
% 0.88/1.27    Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.88/1.27  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.88/1.27    , ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , 2, clause( 2, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, X ) ) ), :=( Y, Z )] )
% 0.88/1.27    , substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.88/1.27    implies( Y, X ) ), Z ) ) ) ] )
% 0.88/1.27  , clause( 7391, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, X ) )
% 0.88/1.27    , Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7393, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.88/1.27    implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ), 'is_a_theorem'( T
% 0.88/1.27     ) ] )
% 0.88/1.27  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.88/1.27    , ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , 2, clause( 4, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( implies( X, Y ), implies( implies( 
% 0.88/1.27    Y, Z ), implies( X, Z ) ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X
% 0.88/1.27     ), :=( Y, Y ), :=( Z, Z )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 10, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.88/1.27     )
% 0.88/1.27  , clause( 7393, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.88/1.27    implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ), 'is_a_theorem'( T
% 0.88/1.27     ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7394, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( Y, Z ) ) ) ] )
% 0.88/1.27  , clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.88/1.27    , implies( Y, X ) ), Z ) ) ) ] )
% 0.88/1.27  , 1, clause( 4, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( implies( 
% 0.88/1.27    implies( X, Y ), Z ), implies( Y, Z ) ) )] ), substitution( 1, [ :=( X, Y
% 0.88/1.27     ), :=( Y, implies( X, Y ) ), :=( Z, Z )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 16, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( Y, Z ) ) ) ] )
% 0.88/1.27  , clause( 7394, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( Y, Z ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7396, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), Z ), implies( Y, Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.88/1.27  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.88/1.27    , ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , 2, clause( 16, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( Y, Z ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( Y, Z ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y
% 0.88/1.27    , Y ), :=( Z, Z )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 20, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), Z ), implies( Y, Z ) ), T ) ) ) ] )
% 0.88/1.27  , clause( 7396, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.88/1.27    , Y ), Z ), implies( Y, Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7397, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.88/1.27    implies( X, Z ), X ), Y ) ) ) ] )
% 0.88/1.27  , clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), X ), X ), Z ) ) ) ] )
% 0.88/1.27  , 1, clause( 4, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, X ), :=( Y, Z ), :=( Z, implies( implies( X
% 0.88/1.27    , Y ), implies( implies( implies( X, Z ), X ), Y ) ) )] ), substitution( 
% 0.88/1.27    1, [ :=( X, implies( implies( X, Z ), X ) ), :=( Y, X ), :=( Z, Y )] )
% 0.88/1.27    ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 25, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.88/1.27    implies( X, Z ), X ), Y ) ) ) ] )
% 0.88/1.27  , clause( 7397, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( implies( X, Z ), X ), Y ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7398, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.88/1.27    implies( Z, X ) ) ) ] )
% 0.88/1.27  , clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.88/1.27    , implies( Y, X ) ), Z ) ) ) ] )
% 0.88/1.27  , 1, clause( 25, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( implies( X, Z ), X ), Y ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, X ), :=( Y, Z ), :=( Z, implies( implies( 
% 0.88/1.27    implies( X, Y ), X ), implies( Z, X ) ) )] ), substitution( 1, [ :=( X, X
% 0.88/1.27     ), :=( Y, implies( Z, X ) ), :=( Z, Y )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 31, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.88/1.27    implies( Z, X ) ) ) ] )
% 0.88/1.27  , clause( 7398, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.88/1.27    implies( Z, X ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7399, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.88/1.27    , implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.88/1.27  , clause( 10, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.88/1.27     )
% 0.88/1.27  , 1, clause( 4, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, Y ), :=( T, implies( 
% 0.88/1.27    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.88/1.27    implies( Z, X ), T ) ) )] ), substitution( 1, [ :=( X, implies( Z, X ) )
% 0.88/1.27    , :=( Y, implies( implies( X, Y ), implies( Z, Y ) ) ), :=( Z, T )] )
% 0.88/1.27    ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 36, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.88/1.27    implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.88/1.27  , clause( 7399, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7401, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), X ), implies( Z, X ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.88/1.27  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.88/1.27    , ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , 2, clause( 31, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.88/1.27    implies( Z, X ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, Y ), X ), 
% 0.88/1.27    implies( Z, X ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y
% 0.88/1.27    , Y ), :=( Z, Z )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 43, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), X ), implies( Z, X ) ), T ) ) ) ] )
% 0.88/1.27  , clause( 7401, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.88/1.27    , Y ), X ), implies( Z, X ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7402, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( T, X ), Y ), Z ) ) ) ] )
% 0.88/1.27  , clause( 20, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), Z ), implies( Y, Z ) ), T ) ) ) ] )
% 0.88/1.27  , 1, clause( 4, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, T ), :=( Y, X ), :=( Z, Y ), :=( T, implies( 
% 0.88/1.27    implies( implies( X, Y ), Z ), implies( implies( implies( T, X ), Y ), Z
% 0.88/1.27     ) ) )] ), substitution( 1, [ :=( X, implies( implies( T, X ), Y ) ), 
% 0.88/1.27    :=( Y, implies( X, Y ) ), :=( Z, Z )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 99, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( T, X ), Y ), Z ) ) ) ] )
% 0.88/1.27  , clause( 7402, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( T, X ), Y ), Z ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7403, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( Z, T ), implies( Y, T ) ) ) ) ] )
% 0.88/1.27  , clause( 10, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.88/1.27     )
% 0.88/1.27  , 1, clause( 99, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( T, X ), Y ), Z ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, T ), :=( T, implies( 
% 0.88/1.27    implies( implies( X, Y ), Z ), implies( implies( Z, T ), implies( Y, T )
% 0.88/1.27     ) ) )] ), substitution( 1, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( 
% 0.88/1.27    implies( Z, T ), implies( Y, T ) ) ), :=( T, X )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 102, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( Z, T ), implies( Y, T ) ) ) ) ] )
% 0.88/1.27  , clause( 7403, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( Z, T ), implies( Y, T ) ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7404, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.88/1.27    , implies( Z, Y ) ), T ), implies( X, T ) ) ) ] )
% 0.88/1.27  , clause( 10, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.88/1.27     )
% 0.88/1.27  , 1, clause( 102, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.88/1.27    , implies( implies( Z, T ), implies( Y, T ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, Y ), :=( T, implies( 
% 0.88/1.27    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( X, T
% 0.88/1.27     ) ) )] ), substitution( 1, [ :=( X, Z ), :=( Y, X ), :=( Z, implies( 
% 0.88/1.27    implies( X, Y ), implies( Z, Y ) ) ), :=( T, T )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 115, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.88/1.27    implies( Z, Y ) ), T ), implies( X, T ) ) ) ] )
% 0.88/1.27  , clause( 7404, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), implies( Z, Y ) ), T ), implies( X, T ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7405, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.88/1.27    implies( X, Z ), T ), implies( implies( Y, Z ), T ) ) ) ) ] )
% 0.88/1.27  , clause( 10, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.88/1.27     )
% 0.88/1.27  , 1, clause( 36, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( Y, Z ) ), :=( Y, implies( X, Z ) )
% 0.88/1.27    , :=( Z, T ), :=( T, implies( implies( X, Y ), implies( implies( implies( 
% 0.88/1.27    X, Z ), T ), implies( implies( Y, Z ), T ) ) ) )] ), substitution( 1, [ 
% 0.88/1.27    :=( X, Y ), :=( Y, Z ), :=( Z, X ), :=( T, implies( implies( implies( X, 
% 0.88/1.27    Z ), T ), implies( implies( Y, Z ), T ) ) )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 215, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.88/1.27    implies( X, Z ), T ), implies( implies( Y, Z ), T ) ) ) ) ] )
% 0.88/1.27  , clause( 7405, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( implies( X, Z ), T ), implies( implies( Y, Z ), T ) ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7406, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) ), 
% 0.88/1.27    implies( X, Y ) ) ) ] )
% 0.88/1.27  , clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), X ), X ), Z ) ) ) ] )
% 0.88/1.27  , 1, clause( 36, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( X, Y ) ), :=( Y, Y ), :=( Z, 
% 0.88/1.27    implies( implies( X, implies( X, Y ) ), implies( X, Y ) ) )] ), 
% 0.88/1.27    substitution( 1, [ :=( X, implies( X, Y ) ), :=( Y, Y ), :=( Z, X ), :=( 
% 0.88/1.27    T, implies( X, Y ) )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 216, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) ), 
% 0.88/1.27    implies( X, Y ) ) ) ] )
% 0.88/1.27  , clause( 7406, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) ), 
% 0.88/1.27    implies( X, Y ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.88/1.27     )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7408, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) )
% 0.88/1.27    , U ) ) ), 'is_a_theorem'( U ) ] )
% 0.88/1.27  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.88/1.27    , ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , 2, clause( 36, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( X, Y ), 
% 0.88/1.27    implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ), :=( Y, U )] )
% 0.88/1.27    , substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] )
% 0.88/1.27    ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 218, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.88/1.27    implies( Z, X ), T ) ), U ) ) ) ] )
% 0.88/1.27  , clause( 7408, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) )
% 0.88/1.27    , U ) ) ), 'is_a_theorem'( U ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.88/1.27    , U )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7410, [ ~( 'is_a_theorem'( implies( implies( implies( X, implies( X
% 0.88/1.27    , Y ) ), implies( X, Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.88/1.27  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.88/1.27    , ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , 2, clause( 216, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) )
% 0.88/1.27    , implies( X, Y ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( implies( X, implies( X, Y ) ), 
% 0.88/1.27    implies( X, Y ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y
% 0.88/1.27    , Y )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 219, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, implies( X, Y ) ), implies( X, Y ) ), Z ) ) ) ] )
% 0.88/1.27  , clause( 7410, [ ~( 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.88/1.27    X, Y ) ), implies( X, Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7411, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y ) )
% 0.88/1.27     ) ] )
% 0.88/1.27  , clause( 219, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, implies( X, Y ) ), implies( X, Y ) ), Z ) ) ) ] )
% 0.88/1.27  , 1, clause( 115, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.88/1.27    Y ), implies( Z, Y ) ), T ), implies( X, T ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( X, Y ) ), :=( Y, Y ), :=( Z, 
% 0.88/1.27    implies( X, implies( implies( X, Y ), Y ) ) )] ), substitution( 1, [ :=( 
% 0.88/1.27    X, X ), :=( Y, Y ), :=( Z, implies( X, Y ) ), :=( T, implies( implies( X
% 0.88/1.27    , Y ), Y ) )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 388, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y ) )
% 0.88/1.27     ) ] )
% 0.88/1.27  , clause( 7411, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y )
% 0.88/1.27     ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.88/1.27     )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7413, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( X
% 0.88/1.27    , Y ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.88/1.27  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.88/1.27    , ~( 'is_a_theorem'( X ) ) ] )
% 0.88/1.27  , 2, clause( 388, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y
% 0.88/1.27     ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, implies( X, implies( implies( X, Y ), Y ) )
% 0.88/1.27     ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 423, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.88/1.27    , implies( implies( X, Y ), Y ) ), Z ) ) ) ] )
% 0.88/1.27  , clause( 7413, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.88/1.27    X, Y ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7414, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( implies( X, T ), T ), Y ), Z ) ) ) ] )
% 0.88/1.27  , clause( 423, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    X, implies( implies( X, Y ), Y ) ), Z ) ) ) ] )
% 0.88/1.27  , 1, clause( 215, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.88/1.27    implies( implies( X, Z ), T ), implies( implies( Y, Z ), T ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, X ), :=( Y, T ), :=( Z, implies( implies( 
% 0.88/1.27    implies( X, Y ), Z ), implies( implies( implies( implies( X, T ), T ), Y
% 0.88/1.27     ), Z ) ) )] ), substitution( 1, [ :=( X, X ), :=( Y, implies( implies( X
% 0.88/1.27    , T ), T ) ), :=( Z, Y ), :=( T, Z )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 2659, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( implies( X, T ), T ), Y ), Z ) ) ) ] )
% 0.88/1.27  , clause( 7414, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( implies( implies( X, T ), T ), Y ), Z ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7415, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.88/1.27    , Y ), Z ), implies( implies( Z, T ), implies( X, T ) ) ) ) ] )
% 0.88/1.27  , clause( 10, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.88/1.27     )
% 0.88/1.27  , 1, clause( 2659, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.88/1.27    , implies( implies( implies( implies( X, T ), T ), Y ), Z ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, X ), :=( Y, Z ), :=( Z, T ), :=( T, implies( 
% 0.88/1.27    implies( implies( implies( X, Y ), Y ), Z ), implies( implies( Z, T ), 
% 0.88/1.27    implies( X, T ) ) ) )] ), substitution( 1, [ :=( X, X ), :=( Y, Z ), :=( 
% 0.88/1.27    Z, implies( implies( Z, T ), implies( X, T ) ) ), :=( T, Y )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 5146, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.88/1.27    , Y ), Z ), implies( implies( Z, T ), implies( X, T ) ) ) ) ] )
% 0.88/1.27  , clause( 7415, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), Y ), Z ), implies( implies( Z, T ), implies( X, T ) ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7416, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.88/1.27    , implies( X, Z ) ), T ), implies( implies( Y, Z ), T ) ) ) ] )
% 0.88/1.27  , clause( 218, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.88/1.27    implies( Z, X ), T ) ), U ) ) ) ] )
% 0.88/1.27  , 1, clause( 5146, [ 'is_a_theorem'( implies( implies( implies( implies( X
% 0.88/1.27    , Y ), Y ), Z ), implies( implies( Z, T ), implies( X, T ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, X ), :=( T, implies( 
% 0.88/1.27    X, Z ) ), :=( U, implies( implies( implies( implies( X, Y ), implies( X, 
% 0.88/1.27    Z ) ), T ), implies( implies( Y, Z ), T ) ) )] ), substitution( 1, [ :=( 
% 0.88/1.27    X, implies( Y, Z ) ), :=( Y, implies( X, Z ) ), :=( Z, implies( implies( 
% 0.88/1.27    X, Y ), implies( X, Z ) ) ), :=( T, T )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 6238, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.88/1.27    , implies( X, Z ) ), T ), implies( implies( Y, Z ), T ) ) ) ] )
% 0.88/1.27  , clause( 7416, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.88/1.27     ), implies( X, Z ) ), T ), implies( implies( Y, Z ), T ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7417, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( X, T ), implies( implies( T, Y ), Z ) ) ) ) ] )
% 0.88/1.27  , clause( 218, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.88/1.27    implies( Z, X ), T ) ), U ) ) ) ] )
% 0.88/1.27  , 1, clause( 6238, [ 'is_a_theorem'( implies( implies( implies( implies( X
% 0.88/1.27    , Y ), implies( X, Z ) ), T ), implies( implies( Y, Z ), T ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, T ), :=( Y, Y ), :=( Z, X ), :=( T, implies( 
% 0.88/1.27    implies( T, Y ), Z ) ), :=( U, implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( X, T ), implies( implies( T, Y ), Z ) ) ) )] ), 
% 0.88/1.27    substitution( 1, [ :=( X, implies( T, Y ) ), :=( Y, implies( X, Y ) ), 
% 0.88/1.27    :=( Z, Z ), :=( T, implies( implies( X, T ), implies( implies( T, Y ), Z
% 0.88/1.27     ) ) )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 6730, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( X, T ), implies( implies( T, Y ), Z ) ) ) ) ] )
% 0.88/1.27  , clause( 7417, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( X, T ), implies( implies( T, Y ), Z ) ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7418, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( Z, X ), implies( T, X ) ) ) ) ] )
% 0.88/1.27  , clause( 43, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.88/1.27    implies( implies( X, Y ), X ), implies( Z, X ) ), T ) ) ) ] )
% 0.88/1.27  , 1, clause( 6730, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.88/1.27    , implies( implies( X, T ), implies( implies( T, Y ), Z ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, T ), :=( T, implies( 
% 0.88/1.27    implies( implies( X, Y ), Z ), implies( implies( Z, X ), implies( T, X )
% 0.88/1.27     ) ) )] ), substitution( 1, [ :=( X, implies( X, Y ) ), :=( Y, X ), :=( Z
% 0.88/1.27    , implies( T, X ) ), :=( T, Z )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 7332, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( Z, X ), implies( T, X ) ) ) ) ] )
% 0.88/1.27  , clause( 7418, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.88/1.27    implies( implies( Z, X ), implies( T, X ) ) ) ) ] )
% 0.88/1.27  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.88/1.27    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  resolution(
% 0.88/1.27  clause( 7419, [] )
% 0.88/1.27  , clause( 5, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), c ), 
% 0.88/1.27    implies( implies( c, a ), implies( e, a ) ) ) ) ) ] )
% 0.88/1.27  , 0, clause( 7332, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.88/1.27    , implies( implies( Z, X ), implies( T, X ) ) ) ) ] )
% 0.88/1.27  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, a ), :=( Y, b ), :=( 
% 0.88/1.27    Z, c ), :=( T, e )] )).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  subsumption(
% 0.88/1.27  clause( 7380, [] )
% 0.88/1.27  , clause( 7419, [] )
% 0.88/1.27  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  end.
% 0.88/1.27  
% 0.88/1.27  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.88/1.27  
% 0.88/1.27  Memory use:
% 0.88/1.27  
% 0.88/1.27  space for terms:        154740
% 0.88/1.27  space for clauses:      646846
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  clauses generated:      43782
% 0.88/1.27  clauses kept:           7381
% 0.88/1.27  clauses selected:       724
% 0.88/1.27  clauses deleted:        2
% 0.88/1.27  clauses inuse deleted:  1
% 0.88/1.27  
% 0.88/1.27  subsentry:          37523
% 0.88/1.27  literals s-matched: 36404
% 0.88/1.27  literals matched:   36403
% 0.88/1.27  full subsumption:   0
% 0.88/1.27  
% 0.88/1.27  checksum:           69338527
% 0.88/1.27  
% 0.88/1.27  
% 0.88/1.27  Bliksem ended
%------------------------------------------------------------------------------