TSTP Solution File: LCL367-1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : LCL367-1 : TPTP v8.1.0. Released v2.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n013.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 07:53:03 EDT 2022

% Result   : Unsatisfiable 0.75s 1.25s
% Output   : Refutation 0.75s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : LCL367-1 : TPTP v8.1.0. Released v2.3.0.
% 0.07/0.13  % Command  : bliksem %s
% 0.14/0.34  % Computer : n013.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % DateTime : Mon Jul  4 20:04:14 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.75/1.25  *** allocated 10000 integers for termspace/termends
% 0.75/1.25  *** allocated 10000 integers for clauses
% 0.75/1.25  *** allocated 10000 integers for justifications
% 0.75/1.25  Bliksem 1.12
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  Automatic Strategy Selection
% 0.75/1.25  
% 0.75/1.25  Clauses:
% 0.75/1.25  [
% 0.75/1.25     [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( X ) ), 
% 0.75/1.25    'is_a_theorem'( Y ) ],
% 0.75/1.25     [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y, Z ), 
% 0.75/1.25    implies( X, Z ) ) ) ) ],
% 0.75/1.25     [ 'is_a_theorem'( implies( implies( not( X ), X ), X ) ) ],
% 0.75/1.25     [ 'is_a_theorem'( implies( X, implies( not( X ), Y ) ) ) ],
% 0.75/1.25     [ ~( 'is_a_theorem'( implies( x, implies( implies( y, x ), x ) ) ) ) ]
% 0.75/1.25  ] .
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  percentage equality = 0.000000, percentage horn = 1.000000
% 0.75/1.25  This is a near-Horn, non-equality  problem
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  Options Used:
% 0.75/1.25  
% 0.75/1.25  useres =            1
% 0.75/1.25  useparamod =        0
% 0.75/1.25  useeqrefl =         0
% 0.75/1.25  useeqfact =         0
% 0.75/1.25  usefactor =         1
% 0.75/1.25  usesimpsplitting =  0
% 0.75/1.25  usesimpdemod =      0
% 0.75/1.25  usesimpres =        4
% 0.75/1.25  
% 0.75/1.25  resimpinuse      =  1000
% 0.75/1.25  resimpclauses =     20000
% 0.75/1.25  substype =          standard
% 0.75/1.25  backwardsubs =      1
% 0.75/1.25  selectoldest =      5
% 0.75/1.25  
% 0.75/1.25  litorderings [0] =  split
% 0.75/1.25  litorderings [1] =  liftord
% 0.75/1.25  
% 0.75/1.25  termordering =      none
% 0.75/1.25  
% 0.75/1.25  litapriori =        1
% 0.75/1.25  termapriori =       0
% 0.75/1.25  litaposteriori =    0
% 0.75/1.25  termaposteriori =   0
% 0.75/1.25  demodaposteriori =  0
% 0.75/1.25  ordereqreflfact =   0
% 0.75/1.25  
% 0.75/1.25  litselect =         negative
% 0.75/1.25  
% 0.75/1.25  maxweight =         30000
% 0.75/1.25  maxdepth =          30000
% 0.75/1.25  maxlength =         115
% 0.75/1.25  maxnrvars =         195
% 0.75/1.25  excuselevel =       0
% 0.75/1.25  increasemaxweight = 0
% 0.75/1.25  
% 0.75/1.25  maxselected =       10000000
% 0.75/1.25  maxnrclauses =      10000000
% 0.75/1.25  
% 0.75/1.25  showgenerated =    0
% 0.75/1.25  showkept =         0
% 0.75/1.25  showselected =     0
% 0.75/1.25  showdeleted =      0
% 0.75/1.25  showresimp =       1
% 0.75/1.25  showstatus =       2000
% 0.75/1.25  
% 0.75/1.25  prologoutput =     1
% 0.75/1.25  nrgoals =          5000000
% 0.75/1.25  totalproof =       1
% 0.75/1.25  
% 0.75/1.25  Symbols occurring in the translation:
% 0.75/1.25  
% 0.75/1.25  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.75/1.25  .  [1, 2]      (w:1, o:21, a:1, s:1, b:0), 
% 0.75/1.25  !  [4, 1]      (w:1, o:14, a:1, s:1, b:0), 
% 0.75/1.25  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.75/1.25  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.75/1.25  implies  [41, 2]      (w:1, o:46, a:1, s:1, b:0), 
% 0.75/1.25  'is_a_theorem'  [42, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 0.75/1.25  not  [44, 1]      (w:1, o:20, a:1, s:1, b:0), 
% 0.75/1.25  x  [45, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 0.75/1.25  y  [46, 0]      (w:1, o:13, a:1, s:1, b:0).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  Starting Search:
% 0.75/1.25  
% 0.75/1.25  Resimplifying inuse:
% 0.75/1.25  Done
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  Intermediate Status:
% 0.75/1.25  Generated:    8948
% 0.75/1.25  Kept:         2000
% 0.75/1.25  Inuse:        377
% 0.75/1.25  Deleted:      44
% 0.75/1.25  Deletedinuse: 17
% 0.75/1.25  
% 0.75/1.25  Resimplifying inuse:
% 0.75/1.25  Done
% 0.75/1.25  
% 0.75/1.25  Resimplifying inuse:
% 0.75/1.25  Done
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  Intermediate Status:
% 0.75/1.25  Generated:    18456
% 0.75/1.25  Kept:         4018
% 0.75/1.25  Inuse:        595
% 0.75/1.25  Deleted:      59
% 0.75/1.25  Deletedinuse: 19
% 0.75/1.25  
% 0.75/1.25  Resimplifying inuse:
% 0.75/1.25  Done
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  Bliksems!, er is een bewijs:
% 0.75/1.25  % SZS status Unsatisfiable
% 0.75/1.25  % SZS output start Refutation
% 0.75/1.25  
% 0.75/1.25  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.75/1.25    ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y
% 0.75/1.25    , Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 2, [ 'is_a_theorem'( implies( implies( not( X ), X ), X ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 3, [ 'is_a_theorem'( implies( X, implies( not( X ), Y ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 4, [ ~( 'is_a_theorem'( implies( x, implies( implies( y, x ), x ) )
% 0.75/1.25     ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 5, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), X ), Y ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.75/1.25    implies( not( X ), Y ) ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 7, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.75/1.25     )
% 0.75/1.25  .
% 0.75/1.25  clause( 8, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.75/1.25    not( X ), X ), Y ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 12, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( implies( not( X ), X ), Y ) ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 14, [ 'is_a_theorem'( implies( implies( implies( not( X ), Y ), Z )
% 0.75/1.25    , implies( X, Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 18, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 23, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 24, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( not( X ), Y ), Z ), implies( X, Z ) ), T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 25, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.75/1.25    X ), Y ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 26, [ 'is_a_theorem'( implies( not( implies( X, X ) ), Y ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 30, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 0.75/1.25    implies( X, X ) ), Y ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 53, [ 'is_a_theorem'( implies( implies( implies( implies( not( X )
% 0.75/1.25    , X ), Y ), Z ), implies( implies( X, Y ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 85, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.75/1.25    implies( Z, X ), T ) ), U ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 103, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( not( X ), X ), Y ), Z ), implies( implies( X, 
% 0.75/1.25    Y ), Z ) ), T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 128, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), implies( Y
% 0.75/1.25    , implies( X, Z ) ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 136, [ 'is_a_theorem'( implies( X, implies( not( implies( Y, Y ) )
% 0.75/1.25    , Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 139, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( not( implies( Y, Y ) ), Z ) ), T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 150, [ 'is_a_theorem'( implies( implies( implies( not( implies( X, 
% 0.75/1.25    X ) ), Y ), Z ), implies( T, Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 155, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 158, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( Y, Y ) ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 165, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y ), 
% 0.75/1.25    implies( Z, Y ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 170, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( X, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 298, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 0.75/1.25    implies( X, Y ) ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 303, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.75/1.25    implies( implies( implies( T, T ), Y ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 310, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( Z, implies( X, Y ) ) ), T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 356, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y ), Y )
% 0.75/1.25     ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 358, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( X, X ), Y ), Y ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 367, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, Y
% 0.75/1.25     ), Z ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 380, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( implies( implies( Y, Y ), Z ), Z ) ), T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 453, [ 'is_a_theorem'( implies( X, implies( Y, implies( not( X ), Z
% 0.75/1.25     ) ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 473, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( Y, implies( not( X ), Z ) ) ), T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 696, [ 'is_a_theorem'( implies( implies( implies( X, implies( not( 
% 0.75/1.25    Y ), Z ) ), T ), implies( Y, T ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 1077, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) ), 
% 0.75/1.25    implies( implies( T, Y ), implies( X, implies( T, Z ) ) ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 1527, [ 'is_a_theorem'( implies( implies( X, implies( implies( Y, Y
% 0.75/1.25     ), Z ) ), implies( T, implies( X, Z ) ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 1566, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.75/1.25    implies( not( Y ), Y ), Y ), Z ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 1574, [ 'is_a_theorem'( implies( implies( implies( implies( not( X
% 0.75/1.25     ), X ), X ), Y ), Y ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 1576, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( not( X ), X ), X ), Y ), Y ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 4577, [ 'is_a_theorem'( implies( implies( X, implies( not( Y ), Y )
% 0.75/1.25     ), implies( X, Y ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 4584, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, implies( not( Y ), Y ) ), implies( X, Y ) ), Z ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 4753, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.75/1.25  .
% 0.75/1.25  clause( 4839, [] )
% 0.75/1.25  .
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  % SZS output end Refutation
% 0.75/1.25  found a proof!
% 0.75/1.25  
% 0.75/1.25  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.75/1.25  
% 0.75/1.25  initialclauses(
% 0.75/1.25  [ clause( 4841, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.75/1.25    X ) ), 'is_a_theorem'( Y ) ] )
% 0.75/1.25  , clause( 4842, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , clause( 4843, [ 'is_a_theorem'( implies( implies( not( X ), X ), X ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , clause( 4844, [ 'is_a_theorem'( implies( X, implies( not( X ), Y ) ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , clause( 4845, [ ~( 'is_a_theorem'( implies( x, implies( implies( y, x ), 
% 0.75/1.25    x ) ) ) ) ] )
% 0.75/1.25  ] ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.75/1.25    ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , clause( 4841, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.75/1.25    X ) ), 'is_a_theorem'( Y ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y
% 0.75/1.25    , Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , clause( 4842, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 2, [ 'is_a_theorem'( implies( implies( not( X ), X ), X ) ) ] )
% 0.75/1.25  , clause( 4843, [ 'is_a_theorem'( implies( implies( not( X ), X ), X ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 3, [ 'is_a_theorem'( implies( X, implies( not( X ), Y ) ) ) ] )
% 0.75/1.25  , clause( 4844, [ 'is_a_theorem'( implies( X, implies( not( X ), Y ) ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 4, [ ~( 'is_a_theorem'( implies( x, implies( implies( y, x ), x ) )
% 0.75/1.25     ) ) ] )
% 0.75/1.25  , clause( 4845, [ ~( 'is_a_theorem'( implies( x, implies( implies( y, x ), 
% 0.75/1.25    x ) ) ) ) ] )
% 0.75/1.25  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4847, [ ~( 'is_a_theorem'( implies( implies( implies( not( X ), X )
% 0.75/1.25    , X ), Y ) ) ), 'is_a_theorem'( Y ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 2, [ 'is_a_theorem'( implies( implies( not( X ), X ), X ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( not( X ), X ), X ) ), :=( 
% 0.75/1.25    Y, Y )] ), substitution( 1, [ :=( X, X )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 5, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), X ), Y ) ) ) ] )
% 0.75/1.25  , clause( 4847, [ ~( 'is_a_theorem'( implies( implies( implies( not( X ), X
% 0.75/1.25     ), X ), Y ) ) ), 'is_a_theorem'( Y ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.75/1.25     ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4849, [ ~( 'is_a_theorem'( implies( implies( X, implies( not( X ), 
% 0.75/1.25    Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 3, [ 'is_a_theorem'( implies( X, implies( not( X ), Y ) ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( X, implies( not( X ), Y ) ) ), :=( 
% 0.75/1.25    Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.75/1.25    implies( not( X ), Y ) ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4849, [ ~( 'is_a_theorem'( implies( implies( X, implies( not( X )
% 0.75/1.25    , Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4851, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ), 'is_a_theorem'( T
% 0.75/1.25     ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( X, Y ), implies( implies( 
% 0.75/1.25    Y, Z ), implies( X, Z ) ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X
% 0.75/1.25     ), :=( Y, Y ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 7, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , clause( 4851, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ), 'is_a_theorem'( T
% 0.75/1.25     ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4852, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.75/1.25    not( X ), X ), Y ) ) ) ] )
% 0.75/1.25  , clause( 5, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), X ), Y ) ) ) ] )
% 0.75/1.25  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, X ), :=( Y, implies( implies( X, Y ), 
% 0.75/1.25    implies( implies( not( X ), X ), Y ) ) )] ), substitution( 1, [ :=( X, 
% 0.75/1.25    implies( not( X ), X ) ), :=( Y, X ), :=( Z, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 8, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.75/1.25    not( X ), X ), Y ) ) ) ] )
% 0.75/1.25  , clause( 4852, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( not( X ), X ), Y ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4854, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( implies( not( X ), X ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 8, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( not( X ), X ), Y ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( X, Y ), implies( implies( 
% 0.75/1.25    not( X ), X ), Y ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), 
% 0.75/1.25    :=( Y, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 12, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( implies( not( X ), X ), Y ) ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4854, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( implies( not( X ), X ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4855, [ 'is_a_theorem'( implies( implies( implies( not( X ), Y ), Z
% 0.75/1.25     ), implies( X, Z ) ) ) ] )
% 0.75/1.25  , clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( not( X ), Y ) ), Z ) ) ) ] )
% 0.75/1.25  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( implies( 
% 0.75/1.25    implies( not( X ), Y ), Z ), implies( X, Z ) ) )] ), substitution( 1, [ 
% 0.75/1.25    :=( X, X ), :=( Y, implies( not( X ), Y ) ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 14, [ 'is_a_theorem'( implies( implies( implies( not( X ), Y ), Z )
% 0.75/1.25    , implies( X, Z ) ) ) ] )
% 0.75/1.25  , clause( 4855, [ 'is_a_theorem'( implies( implies( implies( not( X ), Y )
% 0.75/1.25    , Z ), implies( X, Z ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4856, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.75/1.25    , implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  , clause( 7, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, Y ), :=( T, implies( 
% 0.75/1.25    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.75/1.25    implies( Z, X ), T ) ) )] ), substitution( 1, [ :=( X, implies( Z, X ) )
% 0.75/1.25    , :=( Y, implies( implies( X, Y ), implies( Z, Y ) ) ), :=( Z, T )] )
% 0.75/1.25    ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 18, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  , clause( 4856, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.75/1.25     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4857, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.75/1.25  , clause( 5, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), X ), Y ) ) ) ] )
% 0.75/1.25  , 1, clause( 14, [ 'is_a_theorem'( implies( implies( implies( not( X ), Y )
% 0.75/1.25    , Z ), implies( X, Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, X ), :=( Y, implies( X, X ) )] ), 
% 0.75/1.25    substitution( 1, [ :=( X, X ), :=( Y, X ), :=( Z, X )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 23, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.75/1.25  , clause( 4857, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4859, [ ~( 'is_a_theorem'( implies( implies( implies( implies( not( 
% 0.75/1.25    X ), Y ), Z ), implies( X, Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 14, [ 'is_a_theorem'( implies( implies( implies( not( X ), Y )
% 0.75/1.25    , Z ), implies( X, Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( implies( not( X ), Y ), Z
% 0.75/1.25     ), implies( X, Z ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), 
% 0.75/1.25    :=( Y, Y ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 24, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( not( X ), Y ), Z ), implies( X, Z ) ), T ) ) ) ] )
% 0.75/1.25  , clause( 4859, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.75/1.25    not( X ), Y ), Z ), implies( X, Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4861, [ ~( 'is_a_theorem'( implies( implies( X, X ), Y ) ) ), 
% 0.75/1.25    'is_a_theorem'( Y ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 23, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( X, X ) ), :=( Y, Y )] ), 
% 0.75/1.25    substitution( 1, [ :=( X, X )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 25, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.75/1.25    X ), Y ) ) ) ] )
% 0.75/1.25  , clause( 4861, [ ~( 'is_a_theorem'( implies( implies( X, X ), Y ) ) ), 
% 0.75/1.25    'is_a_theorem'( Y ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.75/1.25     ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4862, [ 'is_a_theorem'( implies( not( implies( X, X ) ), Y ) ) ] )
% 0.75/1.25  , clause( 25, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , X ), Y ) ) ) ] )
% 0.75/1.25  , 1, clause( 3, [ 'is_a_theorem'( implies( X, implies( not( X ), Y ) ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, X ), :=( Y, implies( not( implies( X, X ) )
% 0.75/1.25    , Y ) )] ), substitution( 1, [ :=( X, implies( X, X ) ), :=( Y, Y )] )
% 0.75/1.25    ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 26, [ 'is_a_theorem'( implies( not( implies( X, X ) ), Y ) ) ] )
% 0.75/1.25  , clause( 4862, [ 'is_a_theorem'( implies( not( implies( X, X ) ), Y ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4864, [ ~( 'is_a_theorem'( implies( implies( not( implies( X, X ) )
% 0.75/1.25    , Y ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 26, [ 'is_a_theorem'( implies( not( implies( X, X ) ), Y ) ) ]
% 0.75/1.25     )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( not( implies( X, X ) ), Y ) ), :=( 
% 0.75/1.25    Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 30, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 0.75/1.25    implies( X, X ) ), Y ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4864, [ ~( 'is_a_theorem'( implies( implies( not( implies( X, X )
% 0.75/1.25     ), Y ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4865, [ 'is_a_theorem'( implies( implies( implies( implies( not( X
% 0.75/1.25     ), X ), Y ), Z ), implies( implies( X, Y ), Z ) ) ) ] )
% 0.75/1.25  , clause( 12, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( implies( not( X ), X ), Y ) ), Z ) ) ) ] )
% 0.75/1.25  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( implies( 
% 0.75/1.25    implies( implies( not( X ), X ), Y ), Z ), implies( implies( X, Y ), Z )
% 0.75/1.25     ) )] ), substitution( 1, [ :=( X, implies( X, Y ) ), :=( Y, implies( 
% 0.75/1.25    implies( not( X ), X ), Y ) ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 53, [ 'is_a_theorem'( implies( implies( implies( implies( not( X )
% 0.75/1.25    , X ), Y ), Z ), implies( implies( X, Y ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4865, [ 'is_a_theorem'( implies( implies( implies( implies( not( 
% 0.75/1.25    X ), X ), Y ), Z ), implies( implies( X, Y ), Z ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4867, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) )
% 0.75/1.25    , U ) ) ), 'is_a_theorem'( U ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 18, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.75/1.25     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ), :=( Y, U )] )
% 0.75/1.25    , substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] )
% 0.75/1.25    ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 85, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.75/1.25    implies( Z, X ), T ) ), U ) ) ) ] )
% 0.75/1.25  , clause( 4867, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) )
% 0.75/1.25    , U ) ) ), 'is_a_theorem'( U ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.75/1.25    , U )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4869, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), Y ), Z ), implies( implies( X, Y ), Z ) ), T ) )
% 0.75/1.25     ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 53, [ 'is_a_theorem'( implies( implies( implies( implies( not( 
% 0.75/1.25    X ), X ), Y ), Z ), implies( implies( X, Y ), Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( not( X )
% 0.75/1.25    , X ), Y ), Z ), implies( implies( X, Y ), Z ) ) ), :=( Y, T )] ), 
% 0.75/1.25    substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 103, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( not( X ), X ), Y ), Z ), implies( implies( X, 
% 0.75/1.25    Y ), Z ) ), T ) ) ) ] )
% 0.75/1.25  , clause( 4869, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), Y ), Z ), implies( implies( X, Y ), Z ) ), T ) )
% 0.75/1.25     ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4870, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), implies( Y
% 0.75/1.25    , implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , clause( 24, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( not( X ), Y ), Z ), implies( X, Z ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 18, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.75/1.25     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( X, Z ) ), 
% 0.75/1.25    :=( T, implies( implies( X, not( Y ) ), implies( Y, implies( X, Z ) ) ) )] )
% 0.75/1.25    , substitution( 1, [ :=( X, not( Y ) ), :=( Y, Z ), :=( Z, X ), :=( T, 
% 0.75/1.25    implies( Y, implies( X, Z ) ) )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 128, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), implies( Y
% 0.75/1.25    , implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , clause( 4870, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), implies( 
% 0.75/1.25    Y, implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4871, [ 'is_a_theorem'( implies( X, implies( not( implies( Y, Y ) )
% 0.75/1.25    , Z ) ) ) ] )
% 0.75/1.25  , clause( 30, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    not( implies( X, X ) ), Y ), Z ) ) ) ] )
% 0.75/1.25  , 1, clause( 128, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), 
% 0.75/1.25    implies( Y, implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, not( X ) ), :=( Z, implies( X, 
% 0.75/1.25    implies( not( implies( Y, Y ) ), Z ) ) )] ), substitution( 1, [ :=( X, 
% 0.75/1.25    not( implies( Y, Y ) ) ), :=( Y, X ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 136, [ 'is_a_theorem'( implies( X, implies( not( implies( Y, Y ) )
% 0.75/1.25    , Z ) ) ) ] )
% 0.75/1.25  , clause( 4871, [ 'is_a_theorem'( implies( X, implies( not( implies( Y, Y )
% 0.75/1.25     ), Z ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4873, [ ~( 'is_a_theorem'( implies( implies( X, implies( not( 
% 0.75/1.25    implies( Y, Y ) ), Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 136, [ 'is_a_theorem'( implies( X, implies( not( implies( Y, Y
% 0.75/1.25     ) ), Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( X, implies( not( implies( Y, Y ) )
% 0.75/1.25    , Z ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( 
% 0.75/1.25    Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 139, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( not( implies( Y, Y ) ), Z ) ), T ) ) ) ] )
% 0.75/1.25  , clause( 4873, [ ~( 'is_a_theorem'( implies( implies( X, implies( not( 
% 0.75/1.25    implies( Y, Y ) ), Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4874, [ 'is_a_theorem'( implies( implies( implies( not( implies( X
% 0.75/1.25    , X ) ), Y ), Z ), implies( T, Z ) ) ) ] )
% 0.75/1.25  , clause( 139, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    X, implies( not( implies( Y, Y ) ), Z ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, T ), :=( Y, X ), :=( Z, Y ), :=( T, implies( 
% 0.75/1.25    implies( implies( not( implies( X, X ) ), Y ), Z ), implies( T, Z ) ) )] )
% 0.75/1.25    , substitution( 1, [ :=( X, T ), :=( Y, implies( not( implies( X, X ) ), 
% 0.75/1.25    Y ) ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 150, [ 'is_a_theorem'( implies( implies( implies( not( implies( X, 
% 0.75/1.25    X ) ), Y ), Z ), implies( T, Z ) ) ) ] )
% 0.75/1.25  , clause( 4874, [ 'is_a_theorem'( implies( implies( implies( not( implies( 
% 0.75/1.25    X, X ) ), Y ), Z ), implies( T, Z ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4875, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.75/1.25  , clause( 5, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), X ), Y ) ) ) ] )
% 0.75/1.25  , 1, clause( 150, [ 'is_a_theorem'( implies( implies( implies( not( implies( 
% 0.75/1.25    X, X ) ), Y ), Z ), implies( T, Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( Y, Y ) ), :=( Y, implies( X, 
% 0.75/1.25    implies( Y, Y ) ) )] ), substitution( 1, [ :=( X, Y ), :=( Y, implies( Y
% 0.75/1.25    , Y ) ), :=( Z, implies( Y, Y ) ), :=( T, X )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 155, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.75/1.25  , clause( 4875, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4877, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, Y ) ), 
% 0.75/1.25    Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 155, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, Y ) ) ), :=( Y, Z )] )
% 0.75/1.25    , substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 158, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( Y, Y ) ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4877, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, Y ) )
% 0.75/1.25    , Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4878, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y ), 
% 0.75/1.25    implies( Z, Y ) ) ) ] )
% 0.75/1.25  , clause( 158, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    X, implies( Y, Y ) ), Z ) ) ) ] )
% 0.75/1.25  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, implies( implies( 
% 0.75/1.25    implies( X, X ), Y ), implies( Z, Y ) ) )] ), substitution( 1, [ :=( X, Z
% 0.75/1.25     ), :=( Y, implies( X, X ) ), :=( Z, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 165, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y ), 
% 0.75/1.25    implies( Z, Y ) ) ) ] )
% 0.75/1.25  , clause( 4878, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y ), 
% 0.75/1.25    implies( Z, Y ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4880, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, X
% 0.75/1.25     ), Y ), implies( Z, Y ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 165, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y )
% 0.75/1.25    , implies( Z, Y ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, X ), Y ), 
% 0.75/1.25    implies( Z, Y ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y
% 0.75/1.25    , Y ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 170, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( X, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.75/1.25  , clause( 4880, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.75/1.25    , X ), Y ), implies( Z, Y ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4881, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 0.75/1.25    implies( X, Y ) ) ) ) ] )
% 0.75/1.25  , clause( 170, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( X, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 18, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.75/1.25     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, implies( X, Y ) ), :=( Z, Z ), 
% 0.75/1.25    :=( T, implies( implies( X, Y ), implies( Z, implies( X, Y ) ) ) )] ), 
% 0.75/1.25    substitution( 1, [ :=( X, Y ), :=( Y, Y ), :=( Z, X ), :=( T, implies( Z
% 0.75/1.25    , implies( X, Y ) ) )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 298, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 0.75/1.25    implies( X, Y ) ) ) ) ] )
% 0.75/1.25  , clause( 4881, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 0.75/1.25    implies( X, Y ) ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4882, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.75/1.25    implies( implies( implies( T, T ), Y ), Z ) ) ) ] )
% 0.75/1.25  , clause( 170, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( X, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, T ), :=( Y, Y ), :=( Z, X ), :=( T, implies( 
% 0.75/1.25    implies( implies( X, Y ), Z ), implies( implies( implies( T, T ), Y ), Z
% 0.75/1.25     ) ) )] ), substitution( 1, [ :=( X, implies( implies( T, T ), Y ) ), 
% 0.75/1.25    :=( Y, implies( X, Y ) ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 303, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.75/1.25    implies( implies( implies( T, T ), Y ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4882, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.75/1.25    implies( implies( implies( T, T ), Y ), Z ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4884, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( Z, implies( X, Y ) ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 298, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 0.75/1.25    implies( X, Y ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( X, Y ), implies( Z, 
% 0.75/1.25    implies( X, Y ) ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( 
% 0.75/1.25    Y, Y ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 310, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( Z, implies( X, Y ) ) ), T ) ) ) ] )
% 0.75/1.25  , clause( 4884, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.75/1.25    implies( Z, implies( X, Y ) ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4885, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y ), Y )
% 0.75/1.25     ) ] )
% 0.75/1.25  , clause( 5, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), X ), Y ) ) ) ] )
% 0.75/1.25  , 1, clause( 303, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.75/1.25    , implies( implies( implies( T, T ), Y ), Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, implies( implies( implies( X, X
% 0.75/1.25     ), Y ), Y ) )] ), substitution( 1, [ :=( X, not( Y ) ), :=( Y, Y ), :=( 
% 0.75/1.25    Z, Y ), :=( T, X )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 356, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y ), Y )
% 0.75/1.25     ) ] )
% 0.75/1.25  , clause( 4885, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y ), Y
% 0.75/1.25     ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4887, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, X
% 0.75/1.25     ), Y ), Y ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 356, [ 'is_a_theorem'( implies( implies( implies( X, X ), Y )
% 0.75/1.25    , Y ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, X ), Y ), Y )
% 0.75/1.25     ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 358, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( X, X ), Y ), Y ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4887, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.75/1.25    , X ), Y ), Y ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4888, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, Y
% 0.75/1.25     ), Z ), Z ) ) ) ] )
% 0.75/1.25  , clause( 358, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( X, X ), Y ), Y ), Z ) ) ) ] )
% 0.75/1.25  , 1, clause( 298, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 0.75/1.25    implies( X, Y ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( X, implies( 
% 0.75/1.25    implies( implies( Y, Y ), Z ), Z ) ) )] ), substitution( 1, [ :=( X, 
% 0.75/1.25    implies( implies( Y, Y ), Z ) ), :=( Y, Z ), :=( Z, X )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 367, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, Y
% 0.75/1.25     ), Z ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4888, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y
% 0.75/1.25    , Y ), Z ), Z ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4890, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.75/1.25    implies( Y, Y ), Z ), Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 367, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.75/1.25    Y, Y ), Z ), Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( X, implies( implies( implies( Y, Y
% 0.75/1.25     ), Z ), Z ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y, Y
% 0.75/1.25     ), :=( Z, Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 380, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( implies( implies( Y, Y ), Z ), Z ) ), T ) ) ) ] )
% 0.75/1.25  , clause( 4890, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.75/1.25    implies( Y, Y ), Z ), Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4891, [ 'is_a_theorem'( implies( X, implies( Y, implies( not( X ), 
% 0.75/1.25    Z ) ) ) ) ] )
% 0.75/1.25  , clause( 310, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, Y ), implies( Z, implies( X, Y ) ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 14, [ 'is_a_theorem'( implies( implies( implies( not( X ), Y )
% 0.75/1.25    , Z ), implies( X, Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, not( X ) ), :=( Y, Z ), :=( Z, Y ), :=( T, 
% 0.75/1.25    implies( X, implies( Y, implies( not( X ), Z ) ) ) )] ), substitution( 1
% 0.75/1.25    , [ :=( X, X ), :=( Y, Z ), :=( Z, implies( Y, implies( not( X ), Z ) ) )] )
% 0.75/1.25    ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 453, [ 'is_a_theorem'( implies( X, implies( Y, implies( not( X ), Z
% 0.75/1.25     ) ) ) ) ] )
% 0.75/1.25  , clause( 4891, [ 'is_a_theorem'( implies( X, implies( Y, implies( not( X )
% 0.75/1.25    , Z ) ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4893, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, implies( 
% 0.75/1.25    not( X ), Z ) ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 453, [ 'is_a_theorem'( implies( X, implies( Y, implies( not( X
% 0.75/1.25     ), Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, implies( not( X ), Z
% 0.75/1.25     ) ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z
% 0.75/1.25    , Z )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 473, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.75/1.25    , implies( Y, implies( not( X ), Z ) ) ), T ) ) ) ] )
% 0.75/1.25  , clause( 4893, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, 
% 0.75/1.25    implies( not( X ), Z ) ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4894, [ 'is_a_theorem'( implies( implies( implies( X, implies( not( 
% 0.75/1.25    Y ), Z ) ), T ), implies( Y, T ) ) ) ] )
% 0.75/1.25  , clause( 473, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    X, implies( Y, implies( not( X ), Z ) ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.75/1.25    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, Z ), :=( T, implies( 
% 0.75/1.25    implies( implies( X, implies( not( Y ), Z ) ), T ), implies( Y, T ) ) )] )
% 0.75/1.25    , substitution( 1, [ :=( X, Y ), :=( Y, implies( X, implies( not( Y ), Z
% 0.75/1.25     ) ) ), :=( Z, T )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 696, [ 'is_a_theorem'( implies( implies( implies( X, implies( not( 
% 0.75/1.25    Y ), Z ) ), T ), implies( Y, T ) ) ) ] )
% 0.75/1.25  , clause( 4894, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.75/1.25    not( Y ), Z ) ), T ), implies( Y, T ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4895, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) ), 
% 0.75/1.25    implies( implies( T, Y ), implies( X, implies( T, Z ) ) ) ) ) ] )
% 0.75/1.25  , clause( 85, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 0.75/1.25    implies( Z, X ), T ) ), U ) ) ) ] )
% 0.75/1.25  , 1, clause( 18, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.75/1.25     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, T ), :=( T, implies( 
% 0.75/1.25    X, implies( T, Z ) ) ), :=( U, implies( implies( X, implies( Y, Z ) ), 
% 0.75/1.25    implies( implies( T, Y ), implies( X, implies( T, Z ) ) ) ) )] ), 
% 0.75/1.25    substitution( 1, [ :=( X, implies( Y, Z ) ), :=( Y, implies( T, Z ) ), 
% 0.75/1.25    :=( Z, X ), :=( T, implies( implies( T, Y ), implies( X, implies( T, Z )
% 0.75/1.25     ) ) )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 1077, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) ), 
% 0.75/1.25    implies( implies( T, Y ), implies( X, implies( T, Z ) ) ) ) ) ] )
% 0.75/1.25  , clause( 4895, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) ), 
% 0.75/1.25    implies( implies( T, Y ), implies( X, implies( T, Z ) ) ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4896, [ 'is_a_theorem'( implies( implies( X, implies( implies( Y, Y
% 0.75/1.25     ), Z ) ), implies( T, implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , clause( 380, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    X, implies( implies( implies( Y, Y ), Z ), Z ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 1077, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) )
% 0.75/1.25    , implies( implies( T, Y ), implies( X, implies( T, Z ) ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, T ), :=( Y, Y ), :=( Z, Z ), :=( T, implies( 
% 0.75/1.25    implies( X, implies( implies( Y, Y ), Z ) ), implies( T, implies( X, Z )
% 0.75/1.25     ) ) )] ), substitution( 1, [ :=( X, T ), :=( Y, implies( implies( Y, Y )
% 0.75/1.25    , Z ) ), :=( Z, Z ), :=( T, X )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 1527, [ 'is_a_theorem'( implies( implies( X, implies( implies( Y, Y
% 0.75/1.25     ), Z ) ), implies( T, implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , clause( 4896, [ 'is_a_theorem'( implies( implies( X, implies( implies( Y
% 0.75/1.25    , Y ), Z ) ), implies( T, implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4897, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.75/1.25    implies( not( Y ), Y ), Y ), Z ), Z ) ) ) ] )
% 0.75/1.25  , clause( 103, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( not( X ), X ), Y ), Z ), implies( implies( X, 
% 0.75/1.25    Y ), Z ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 1527, [ 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.75/1.25    Y, Y ), Z ) ), implies( T, implies( X, Z ) ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Y ), :=( Z, Z ), :=( T, implies( 
% 0.75/1.25    X, implies( implies( implies( implies( not( Y ), Y ), Y ), Z ), Z ) ) )] )
% 0.75/1.25    , substitution( 1, [ :=( X, implies( implies( implies( not( Y ), Y ), Y )
% 0.75/1.25    , Z ) ), :=( Y, Y ), :=( Z, Z ), :=( T, X )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 1566, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.75/1.25    implies( not( Y ), Y ), Y ), Z ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4897, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.75/1.25    implies( not( Y ), Y ), Y ), Z ), Z ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4898, [ 'is_a_theorem'( implies( implies( implies( implies( not( X
% 0.75/1.25     ), X ), X ), Y ), Y ) ) ] )
% 0.75/1.25  , clause( 103, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( not( X ), X ), Y ), Z ), implies( implies( X, 
% 0.75/1.25    Y ), Z ) ), T ) ) ) ] )
% 0.75/1.25  , 1, clause( 1566, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.75/1.25    implies( not( Y ), Y ), Y ), Z ), Z ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Z ), :=( Y, T ), :=( Z, U ), :=( T, implies( 
% 0.75/1.25    implies( implies( implies( not( X ), X ), X ), Y ), Y ) )] ), 
% 0.75/1.25    substitution( 1, [ :=( X, implies( implies( implies( implies( not( Z ), Z
% 0.75/1.25     ), T ), U ), implies( implies( Z, T ), U ) ) ), :=( Y, X ), :=( Z, Y )] )
% 0.75/1.25    ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 1574, [ 'is_a_theorem'( implies( implies( implies( implies( not( X
% 0.75/1.25     ), X ), X ), Y ), Y ) ) ] )
% 0.75/1.25  , clause( 4898, [ 'is_a_theorem'( implies( implies( implies( implies( not( 
% 0.75/1.25    X ), X ), X ), Y ), Y ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4900, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), X ), Y ), Y ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 1574, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.75/1.25    not( X ), X ), X ), Y ), Y ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( not( X )
% 0.75/1.25    , X ), X ), Y ), Y ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), 
% 0.75/1.25    :=( Y, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 1576, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( not( X ), X ), X ), Y ), Y ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4900, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.75/1.25    implies( not( X ), X ), X ), Y ), Y ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4901, [ 'is_a_theorem'( implies( implies( X, implies( not( Y ), Y )
% 0.75/1.25     ), implies( X, Y ) ) ) ] )
% 0.75/1.25  , clause( 1576, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( implies( implies( not( X ), X ), X ), Y ), Y ), Z ) ) ) ] )
% 0.75/1.25  , 1, clause( 18, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.75/1.25     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, implies( X, Y ) ), :=( Z, 
% 0.75/1.25    implies( implies( X, implies( not( Y ), Y ) ), implies( X, Y ) ) )] ), 
% 0.75/1.25    substitution( 1, [ :=( X, implies( not( Y ), Y ) ), :=( Y, Y ), :=( Z, X
% 0.75/1.25     ), :=( T, implies( X, Y ) )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 4577, [ 'is_a_theorem'( implies( implies( X, implies( not( Y ), Y )
% 0.75/1.25     ), implies( X, Y ) ) ) ] )
% 0.75/1.25  , clause( 4901, [ 'is_a_theorem'( implies( implies( X, implies( not( Y ), Y
% 0.75/1.25     ) ), implies( X, Y ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4903, [ ~( 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.75/1.25    not( Y ), Y ) ), implies( X, Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.75/1.25    , ~( 'is_a_theorem'( X ) ) ] )
% 0.75/1.25  , 2, clause( 4577, [ 'is_a_theorem'( implies( implies( X, implies( not( Y )
% 0.75/1.25    , Y ) ), implies( X, Y ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, implies( implies( X, implies( not( Y ), Y )
% 0.75/1.25     ), implies( X, Y ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), 
% 0.75/1.25    :=( Y, Y )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 4584, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, implies( not( Y ), Y ) ), implies( X, Y ) ), Z ) ) ) ] )
% 0.75/1.25  , clause( 4903, [ ~( 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.75/1.25    not( Y ), Y ) ), implies( X, Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.75/1.25    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4904, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.75/1.25  , clause( 4584, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.75/1.25    implies( X, implies( not( Y ), Y ) ), implies( X, Y ) ), Z ) ) ) ] )
% 0.75/1.25  , 1, clause( 696, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.75/1.25    not( Y ), Z ) ), T ), implies( Y, T ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( X, implies( 
% 0.75/1.25    Y, X ) ) )] ), substitution( 1, [ :=( X, Y ), :=( Y, X ), :=( Z, X ), 
% 0.75/1.25    :=( T, implies( Y, X ) )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 4753, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.75/1.25  , clause( 4904, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.75/1.25  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.75/1.25     )] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  resolution(
% 0.75/1.25  clause( 4905, [] )
% 0.75/1.25  , clause( 4, [ ~( 'is_a_theorem'( implies( x, implies( implies( y, x ), x )
% 0.75/1.25     ) ) ) ] )
% 0.75/1.25  , 0, clause( 4753, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.75/1.25  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, x ), :=( Y, implies( 
% 0.75/1.25    y, x ) )] )).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  subsumption(
% 0.75/1.25  clause( 4839, [] )
% 0.75/1.25  , clause( 4905, [] )
% 0.75/1.25  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  end.
% 0.75/1.25  
% 0.75/1.25  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.75/1.25  
% 0.75/1.25  Memory use:
% 0.75/1.25  
% 0.75/1.25  space for terms:        101527
% 0.75/1.25  space for clauses:      537975
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  clauses generated:      24261
% 0.75/1.25  clauses kept:           4840
% 0.75/1.25  clauses selected:       641
% 0.75/1.25  clauses deleted:        63
% 0.75/1.25  clauses inuse deleted:  22
% 0.75/1.25  
% 0.75/1.25  subsentry:          20351
% 0.75/1.25  literals s-matched: 19486
% 0.75/1.25  literals matched:   19485
% 0.75/1.25  full subsumption:   0
% 0.75/1.25  
% 0.75/1.25  checksum:           2087400940
% 0.75/1.25  
% 0.75/1.25  
% 0.75/1.25  Bliksem ended
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