TSTP Solution File: GEO231+1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GEO231+1 : TPTP v8.1.0. Bugfixed v6.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n015.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 0s
% DateTime : Sat Jul 16 02:53:04 EDT 2022

% Result   : Theorem 0.75s 1.14s
% Output   : Refutation 0.75s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GEO231+1 : TPTP v8.1.0. Bugfixed v6.4.0.
% 0.07/0.13  % Command  : bliksem %s
% 0.13/0.34  % Computer : n015.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % DateTime : Sat Jun 18 01:45:43 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.75/1.13  *** allocated 10000 integers for termspace/termends
% 0.75/1.13  *** allocated 10000 integers for clauses
% 0.75/1.13  *** allocated 10000 integers for justifications
% 0.75/1.13  Bliksem 1.12
% 0.75/1.13  
% 0.75/1.13  
% 0.75/1.13  Automatic Strategy Selection
% 0.75/1.13  
% 0.75/1.13  
% 0.75/1.13  Clauses:
% 0.75/1.13  
% 0.75/1.13  { ! apart_point_and_line( X, Y ), left_apart_point( X, Y ), 
% 0.75/1.13    left_apart_point( X, reverse_line( Y ) ) }.
% 0.75/1.13  { ! left_apart_point( X, Y ), apart_point_and_line( X, Y ) }.
% 0.75/1.13  { ! left_apart_point( X, reverse_line( Y ) ), apart_point_and_line( X, Y )
% 0.75/1.13     }.
% 0.75/1.13  { ! convergent_lines( X, Y ), unequally_directed_lines( X, Y ) }.
% 0.75/1.13  { ! convergent_lines( X, Y ), unequally_directed_lines( X, reverse_line( Y
% 0.75/1.13     ) ) }.
% 0.75/1.13  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.75/1.13    reverse_line( Y ) ), convergent_lines( X, Y ) }.
% 0.75/1.13  { ! divides_points( Z, X, Y ), alpha1( X, Y, Z ), alpha4( X, Y, Z ) }.
% 0.75/1.13  { ! alpha1( X, Y, Z ), divides_points( Z, X, Y ) }.
% 0.75/1.13  { ! alpha4( X, Y, Z ), divides_points( Z, X, Y ) }.
% 0.75/1.13  { ! alpha4( X, Y, Z ), left_apart_point( X, reverse_line( Z ) ) }.
% 0.75/1.13  { ! alpha4( X, Y, Z ), left_apart_point( Y, Z ) }.
% 0.75/1.13  { ! left_apart_point( X, reverse_line( Z ) ), ! left_apart_point( Y, Z ), 
% 0.75/1.13    alpha4( X, Y, Z ) }.
% 0.75/1.13  { ! alpha1( X, Y, Z ), left_apart_point( X, Z ) }.
% 0.75/1.13  { ! alpha1( X, Y, Z ), left_apart_point( Y, reverse_line( Z ) ) }.
% 0.75/1.13  { ! left_apart_point( X, Z ), ! left_apart_point( Y, reverse_line( Z ) ), 
% 0.75/1.13    alpha1( X, Y, Z ) }.
% 0.75/1.13  { ! before_on_line( X, Y, Z ), distinct_points( Y, Z ) }.
% 0.75/1.13  { ! before_on_line( X, Y, Z ), alpha7( X, Y, Z ) }.
% 0.75/1.13  { ! distinct_points( Y, Z ), ! alpha7( X, Y, Z ), before_on_line( X, Y, Z )
% 0.75/1.13     }.
% 0.75/1.13  { ! alpha7( X, Y, Z ), alpha2( X, Y ) }.
% 0.75/1.13  { ! alpha7( X, Y, Z ), alpha8( X, Y, Z ) }.
% 0.75/1.13  { ! alpha2( X, Y ), ! alpha8( X, Y, Z ), alpha7( X, Y, Z ) }.
% 0.75/1.13  { ! alpha8( X, Y, Z ), alpha5( X, Z ) }.
% 0.75/1.13  { ! alpha8( X, Y, Z ), ! unequally_directed_lines( X, line_connecting( Y, Z
% 0.75/1.13     ) ) }.
% 0.75/1.13  { ! alpha5( X, Z ), unequally_directed_lines( X, line_connecting( Y, Z ) )
% 0.75/1.13    , alpha8( X, Y, Z ) }.
% 0.75/1.13  { ! alpha5( X, Y ), ! left_apart_point( Y, X ) }.
% 0.75/1.13  { ! alpha5( X, Y ), ! left_apart_point( Y, reverse_line( X ) ) }.
% 0.75/1.13  { left_apart_point( Y, X ), left_apart_point( Y, reverse_line( X ) ), 
% 0.75/1.13    alpha5( X, Y ) }.
% 0.75/1.13  { ! alpha2( X, Y ), ! left_apart_point( Y, X ) }.
% 0.75/1.13  { ! alpha2( X, Y ), ! left_apart_point( Y, reverse_line( X ) ) }.
% 0.75/1.13  { left_apart_point( Y, X ), left_apart_point( Y, reverse_line( X ) ), 
% 0.75/1.13    alpha2( X, Y ) }.
% 0.75/1.13  { ! between_on_line( X, Y, Z, T ), alpha3( X, Y, Z, T ), alpha6( X, Y, Z, T
% 0.75/1.13     ) }.
% 0.75/1.13  { ! alpha3( X, Y, Z, T ), between_on_line( X, Y, Z, T ) }.
% 0.75/1.13  { ! alpha6( X, Y, Z, T ), between_on_line( X, Y, Z, T ) }.
% 0.75/1.13  { ! alpha6( X, Y, Z, T ), before_on_line( X, T, Z ) }.
% 0.75/1.13  { ! alpha6( X, Y, Z, T ), before_on_line( X, Z, Y ) }.
% 0.75/1.13  { ! before_on_line( X, T, Z ), ! before_on_line( X, Z, Y ), alpha6( X, Y, Z
% 0.75/1.13    , T ) }.
% 0.75/1.13  { ! alpha3( X, Y, Z, T ), before_on_line( X, Y, Z ) }.
% 0.75/1.13  { ! alpha3( X, Y, Z, T ), before_on_line( X, Z, T ) }.
% 0.75/1.13  { ! before_on_line( X, Y, Z ), ! before_on_line( X, Z, T ), alpha3( X, Y, Z
% 0.75/1.13    , T ) }.
% 0.75/1.13  { ! distinct_points( X, X ) }.
% 0.75/1.13  { ! distinct_points( X, Y ), distinct_points( X, Z ), distinct_points( Y, Z
% 0.75/1.13     ) }.
% 0.75/1.13  { ! distinct_lines( X, X ) }.
% 0.75/1.13  { ! distinct_lines( X, Y ), distinct_lines( X, Z ), distinct_lines( Y, Z )
% 0.75/1.13     }.
% 0.75/1.13  { ! unequally_directed_lines( X, X ) }.
% 0.75/1.13  { ! unequally_directed_lines( X, Y ), unequally_directed_lines( X, Z ), 
% 0.75/1.13    unequally_directed_lines( Y, Z ) }.
% 0.75/1.13  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.75/1.13    reverse_line( Y ) ), alpha9( X, Z ), unequally_directed_lines( Y, Z ) }.
% 0.75/1.13  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.75/1.13    reverse_line( Y ) ), alpha9( X, Z ), unequally_directed_lines( Y, 
% 0.75/1.13    reverse_line( Z ) ) }.
% 0.75/1.13  { ! alpha9( X, Y ), unequally_directed_lines( X, Y ) }.
% 0.75/1.13  { ! alpha9( X, Y ), unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.75/1.13  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.75/1.13    reverse_line( Y ) ), alpha9( X, Y ) }.
% 0.75/1.13  { ! line( X ), ! line( Y ), unequally_directed_lines( X, Y ), 
% 0.75/1.13    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.75/1.13  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.75/1.13    reverse_line( Y ) ), left_convergent_lines( X, Y ), left_convergent_lines
% 0.75/1.13    ( X, reverse_line( Y ) ) }.
% 0.75/1.14  { ! left_apart_point( X, Y ) }.
% 0.75/1.14  { ! left_apart_point( X, reverse_line( Y ) ) }.
% 0.75/1.14  { ! left_convergent_lines( X, Y ) }.
% 0.75/1.14  { ! left_convergent_lines( X, reverse_line( Y ) ) }.
% 0.75/1.14  { ! point( X ), ! point( Y ), ! distinct_points( X, Y ), line( 
% 0.75/1.14    line_connecting( X, Y ) ) }.
% 0.75/1.14  { ! line( X ), ! line( Y ), ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), point( 
% 0.75/1.14    intersection_point( X, Y ) ) }.
% 0.75/1.14  { ! point( Y ), ! line( X ), line( parallel_through_point( X, Y ) ) }.
% 0.75/1.14  { ! line( X ), line( reverse_line( X ) ) }.
% 0.75/1.14  { ! distinct_points( X, Y ), ! apart_point_and_line( X, line_connecting( X
% 0.75/1.14    , Y ) ) }.
% 0.75/1.14  { ! distinct_points( X, Y ), ! apart_point_and_line( Y, line_connecting( X
% 0.75/1.14    , Y ) ) }.
% 0.75/1.14  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.75/1.14    reverse_line( Y ) ), ! apart_point_and_line( intersection_point( X, Y ), 
% 0.75/1.14    X ) }.
% 0.75/1.14  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.75/1.14    reverse_line( Y ) ), ! apart_point_and_line( intersection_point( X, Y ), 
% 0.75/1.14    Y ) }.
% 0.75/1.14  { ! apart_point_and_line( X, parallel_through_point( Y, X ) ) }.
% 0.75/1.14  { ! distinct_lines( X, reverse_line( X ) ) }.
% 0.75/1.14  { ! unequally_directed_lines( line_connecting( X, Y ), reverse_line( 
% 0.75/1.14    line_connecting( Y, X ) ) ) }.
% 0.75/1.14  { ! unequally_directed_lines( parallel_through_point( Y, X ), Y ) }.
% 0.75/1.14  { ! distinct_points( X, Y ), ! distinct_lines( Z, T ), left_apart_point( X
% 0.75/1.14    , Z ), left_apart_point( Y, Z ), left_apart_point( X, T ), 
% 0.75/1.14    left_apart_point( Y, T ), left_apart_point( X, reverse_line( Z ) ), 
% 0.75/1.14    left_apart_point( Y, reverse_line( Z ) ), left_apart_point( X, 
% 0.75/1.14    reverse_line( T ) ), left_apart_point( Y, reverse_line( T ) ) }.
% 0.75/1.14  { ! distinct_points( X, Y ), ! left_apart_point( X, Z ), left_apart_point( 
% 0.75/1.14    Y, Z ), left_convergent_lines( line_connecting( X, Y ), Z ) }.
% 0.75/1.14  { ! left_apart_point( X, Y ), distinct_points( X, Z ), left_apart_point( Z
% 0.75/1.14    , Y ) }.
% 0.75/1.14  { ! left_apart_point( X, Y ), ! unequally_directed_lines( Y, Z ), 
% 0.75/1.14    distinct_lines( Y, Z ), left_apart_point( X, reverse_line( Z ) ) }.
% 0.75/1.14  { ! left_convergent_lines( X, Y ), unequally_directed_lines( Y, Z ), 
% 0.75/1.14    left_convergent_lines( X, Z ) }.
% 0.75/1.14  { ! unequally_directed_lines( skol3, reverse_line( skol1 ) ) }.
% 0.75/1.14  { ! unequally_directed_lines( skol3, skol2 ) }.
% 0.75/1.14  { unequally_directed_lines( skol1, reverse_line( skol2 ) ) }.
% 0.75/1.14  
% 0.75/1.14  percentage equality = 0.000000, percentage horn = 0.800000
% 0.75/1.14  This a non-horn, non-equality problem
% 0.75/1.14  
% 0.75/1.14  
% 0.75/1.14  Options Used:
% 0.75/1.14  
% 0.75/1.14  useres =            1
% 0.75/1.14  useparamod =        0
% 0.75/1.14  useeqrefl =         0
% 0.75/1.14  useeqfact =         0
% 0.75/1.14  usefactor =         1
% 0.75/1.14  usesimpsplitting =  0
% 0.75/1.14  usesimpdemod =      0
% 0.75/1.14  usesimpres =        3
% 0.75/1.14  
% 0.75/1.14  resimpinuse      =  1000
% 0.75/1.14  resimpclauses =     20000
% 0.75/1.14  substype =          standard
% 0.75/1.14  backwardsubs =      1
% 0.75/1.14  selectoldest =      5
% 0.75/1.14  
% 0.75/1.14  litorderings [0] =  split
% 0.75/1.14  litorderings [1] =  liftord
% 0.75/1.14  
% 0.75/1.14  termordering =      none
% 0.75/1.14  
% 0.75/1.14  litapriori =        1
% 0.75/1.14  termapriori =       0
% 0.75/1.14  litaposteriori =    0
% 0.75/1.14  termaposteriori =   0
% 0.75/1.14  demodaposteriori =  0
% 0.75/1.14  ordereqreflfact =   0
% 0.75/1.14  
% 0.75/1.14  litselect =         none
% 0.75/1.14  
% 0.75/1.14  maxweight =         15
% 0.75/1.14  maxdepth =          30000
% 0.75/1.14  maxlength =         115
% 0.75/1.14  maxnrvars =         195
% 0.75/1.14  excuselevel =       1
% 0.75/1.14  increasemaxweight = 1
% 0.75/1.14  
% 0.75/1.14  maxselected =       10000000
% 0.75/1.14  maxnrclauses =      10000000
% 0.75/1.14  
% 0.75/1.14  showgenerated =    0
% 0.75/1.14  showkept =         0
% 0.75/1.14  showselected =     0
% 0.75/1.14  showdeleted =      0
% 0.75/1.14  showresimp =       1
% 0.75/1.14  showstatus =       2000
% 0.75/1.14  
% 0.75/1.14  prologoutput =     0
% 0.75/1.14  nrgoals =          5000000
% 0.75/1.14  totalproof =       1
% 0.75/1.14  
% 0.75/1.14  Symbols occurring in the translation:
% 0.75/1.14  
% 0.75/1.14  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.75/1.14  .  [1, 2]      (w:1, o:23, a:1, s:1, b:0), 
% 0.75/1.14  !  [4, 1]      (w:0, o:15, a:1, s:1, b:0), 
% 0.75/1.14  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.75/1.14  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.75/1.14  apart_point_and_line  [37, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 0.75/1.14  left_apart_point  [38, 2]      (w:1, o:48, a:1, s:1, b:0), 
% 0.75/1.14  reverse_line  [39, 1]      (w:1, o:20, a:1, s:1, b:0), 
% 0.75/1.14  convergent_lines  [41, 2]      (w:1, o:49, a:1, s:1, b:0), 
% 0.75/1.14  unequally_directed_lines  [42, 2]      (w:1, o:50, a:1, s:1, b:0), 
% 0.75/1.14  divides_points  [44, 3]      (w:1, o:60, a:1, s:1, b:0), 
% 0.75/1.14  before_on_line  [45, 3]      (w:1, o:65, a:1, s:1, b:0), 
% 0.75/1.14  distinct_points  [46, 2]      (w:1, o:51, a:1, s:1, b:0), 
% 0.75/1.14  line_connecting  [47, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 0.75/1.14  between_on_line  [49, 4]      (w:1, o:68, a:1, s:1, b:0), 
% 0.75/1.14  distinct_lines  [50, 2]      (w:1, o:53, a:1, s:1, b:0), 
% 0.75/1.14  line  [52, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 0.75/1.14  left_convergent_lines  [53, 2]      (w:1, o:54, a:1, s:1, b:0), 
% 0.75/1.14  point  [54, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 0.75/1.14  intersection_point  [55, 2]      (w:1, o:55, a:1, s:1, b:0), 
% 0.75/1.14  parallel_through_point  [56, 2]      (w:1, o:56, a:1, s:1, b:0), 
% 0.75/1.14  alpha1  [57, 3]      (w:1, o:61, a:1, s:1, b:0), 
% 0.75/1.14  alpha2  [58, 2]      (w:1, o:57, a:1, s:1, b:0), 
% 0.75/1.14  alpha3  [59, 4]      (w:1, o:66, a:1, s:1, b:0), 
% 0.75/1.14  alpha4  [60, 3]      (w:1, o:62, a:1, s:1, b:0), 
% 0.75/1.14  alpha5  [61, 2]      (w:1, o:58, a:1, s:1, b:0), 
% 0.75/1.14  alpha6  [62, 4]      (w:1, o:67, a:1, s:1, b:0), 
% 0.75/1.14  alpha7  [63, 3]      (w:1, o:63, a:1, s:1, b:0), 
% 0.75/1.14  alpha8  [64, 3]      (w:1, o:64, a:1, s:1, b:0), 
% 0.75/1.14  alpha9  [65, 2]      (w:1, o:59, a:1, s:1, b:0), 
% 0.75/1.14  skol1  [66, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 0.75/1.14  skol2  [67, 0]      (w:1, o:13, a:1, s:1, b:0), 
% 0.75/1.14  skol3  [68, 0]      (w:1, o:14, a:1, s:1, b:0).
% 0.75/1.14  
% 0.75/1.14  
% 0.75/1.14  Starting Search:
% 0.75/1.14  
% 0.75/1.14  *** allocated 15000 integers for clauses
% 0.75/1.14  *** allocated 22500 integers for clauses
% 0.75/1.14  
% 0.75/1.14  Bliksems!, er is een bewijs:
% 0.75/1.14  % SZS status Theorem
% 0.75/1.14  % SZS output start Refutation
% 0.75/1.14  
% 0.75/1.14  (43) {G0,W3,D2,L1,V1,M1} I { ! unequally_directed_lines( X, X ) }.
% 0.75/1.14  (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.75/1.14    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.14  (51) {G0,W14,D3,L4,V2,M2} I { ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), left_convergent_lines( 
% 0.75/1.14    X, reverse_line( Y ) ), left_convergent_lines( X, Y ) }.
% 0.75/1.14  (53) {G0,W3,D2,L1,V2,M1} I { ! left_convergent_lines( X, Y ) }.
% 0.75/1.14  (67) {G0,W4,D3,L1,V0,M1} I { ! unequally_directed_lines( skol3, 
% 0.75/1.14    reverse_line( skol1 ) ) }.
% 0.75/1.14  (68) {G0,W3,D2,L1,V0,M1} I { ! unequally_directed_lines( skol3, skol2 ) }.
% 0.75/1.14  (69) {G0,W4,D3,L1,V0,M1} I { unequally_directed_lines( skol1, reverse_line
% 0.75/1.14    ( skol2 ) ) }.
% 0.75/1.14  (119) {G1,W6,D2,L2,V1,M2} R(44,68) { ! unequally_directed_lines( skol3, X )
% 0.75/1.14    , unequally_directed_lines( X, skol2 ) }.
% 0.75/1.14  (121) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines( Y, X ), 
% 0.75/1.14    unequally_directed_lines( X, Y ) }.
% 0.75/1.14  (134) {G2,W4,D3,L1,V0,M1} R(121,67) { ! unequally_directed_lines( 
% 0.75/1.14    reverse_line( skol1 ), skol3 ) }.
% 0.75/1.14  (135) {G2,W4,D3,L1,V0,M1} R(121,69) { unequally_directed_lines( 
% 0.75/1.14    reverse_line( skol2 ), skol1 ) }.
% 0.75/1.14  (136) {G2,W3,D2,L1,V0,M1} R(121,68) { ! unequally_directed_lines( skol2, 
% 0.75/1.14    skol3 ) }.
% 0.75/1.14  (137) {G3,W6,D2,L2,V1,M2} R(136,44) { ! unequally_directed_lines( skol2, X
% 0.75/1.14     ), unequally_directed_lines( X, skol3 ) }.
% 0.75/1.14  (154) {G4,W4,D3,L1,V0,M1} R(137,134) { ! unequally_directed_lines( skol2, 
% 0.75/1.14    reverse_line( skol1 ) ) }.
% 0.75/1.14  (167) {G5,W7,D3,L2,V1,M2} R(154,44) { ! unequally_directed_lines( skol2, X
% 0.75/1.14     ), unequally_directed_lines( X, reverse_line( skol1 ) ) }.
% 0.75/1.14  (200) {G2,W6,D2,L2,V1,M1} R(119,121) { unequally_directed_lines( skol2, X )
% 0.75/1.14    , ! unequally_directed_lines( skol3, X ) }.
% 0.75/1.14  (228) {G3,W6,D2,L2,V1,M2} R(200,121) { ! unequally_directed_lines( X, skol3
% 0.75/1.14     ), unequally_directed_lines( skol2, X ) }.
% 0.75/1.14  (321) {G1,W7,D3,L2,V2,M2} S(51);r(53);r(53) { ! unequally_directed_lines( X
% 0.75/1.14    , reverse_line( Y ) ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.14  (379) {G2,W3,D2,L1,V0,M1} R(321,69) { ! unequally_directed_lines( skol1, 
% 0.75/1.14    skol2 ) }.
% 0.75/1.14  (384) {G3,W3,D2,L1,V0,M1} R(379,121) { ! unequally_directed_lines( skol2, 
% 0.75/1.14    skol1 ) }.
% 0.75/1.14  (392) {G4,W6,D2,L2,V1,M2} R(384,44) { ! unequally_directed_lines( skol2, X
% 0.75/1.14     ), unequally_directed_lines( X, skol1 ) }.
% 0.75/1.14  (411) {G6,W3,D2,L1,V1,M1} R(392,321);r(167) { ! unequally_directed_lines( 
% 0.75/1.14    skol2, X ) }.
% 0.75/1.14  (418) {G7,W3,D2,L1,V1,M1} R(411,228) { ! unequally_directed_lines( X, skol3
% 0.75/1.14     ) }.
% 0.75/1.14  (421) {G8,W3,D2,L1,V2,M1} R(418,44);r(418) { ! unequally_directed_lines( Y
% 0.75/1.14    , X ) }.
% 0.75/1.14  (424) {G9,W0,D0,L0,V0,M0} R(421,135) {  }.
% 0.75/1.14  
% 0.75/1.14  
% 0.75/1.14  % SZS output end Refutation
% 0.75/1.14  found a proof!
% 0.75/1.14  
% 0.75/1.14  *** allocated 33750 integers for clauses
% 0.75/1.14  
% 0.75/1.14  Unprocessed initial clauses:
% 0.75/1.14  
% 0.75/1.14  (426) {G0,W10,D3,L3,V2,M3}  { ! apart_point_and_line( X, Y ), 
% 0.75/1.14    left_apart_point( X, Y ), left_apart_point( X, reverse_line( Y ) ) }.
% 0.75/1.14  (427) {G0,W6,D2,L2,V2,M2}  { ! left_apart_point( X, Y ), 
% 0.75/1.14    apart_point_and_line( X, Y ) }.
% 0.75/1.14  (428) {G0,W7,D3,L2,V2,M2}  { ! left_apart_point( X, reverse_line( Y ) ), 
% 0.75/1.14    apart_point_and_line( X, Y ) }.
% 0.75/1.14  (429) {G0,W6,D2,L2,V2,M2}  { ! convergent_lines( X, Y ), 
% 0.75/1.14    unequally_directed_lines( X, Y ) }.
% 0.75/1.14  (430) {G0,W7,D3,L2,V2,M2}  { ! convergent_lines( X, Y ), 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.75/1.14  (431) {G0,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), convergent_lines( X, Y
% 0.75/1.14     ) }.
% 0.75/1.14  (432) {G0,W12,D2,L3,V3,M3}  { ! divides_points( Z, X, Y ), alpha1( X, Y, Z
% 0.75/1.14     ), alpha4( X, Y, Z ) }.
% 0.75/1.14  (433) {G0,W8,D2,L2,V3,M2}  { ! alpha1( X, Y, Z ), divides_points( Z, X, Y )
% 0.75/1.14     }.
% 0.75/1.14  (434) {G0,W8,D2,L2,V3,M2}  { ! alpha4( X, Y, Z ), divides_points( Z, X, Y )
% 0.75/1.14     }.
% 0.75/1.14  (435) {G0,W8,D3,L2,V3,M2}  { ! alpha4( X, Y, Z ), left_apart_point( X, 
% 0.75/1.14    reverse_line( Z ) ) }.
% 0.75/1.14  (436) {G0,W7,D2,L2,V3,M2}  { ! alpha4( X, Y, Z ), left_apart_point( Y, Z )
% 0.75/1.14     }.
% 0.75/1.14  (437) {G0,W11,D3,L3,V3,M3}  { ! left_apart_point( X, reverse_line( Z ) ), !
% 0.75/1.14     left_apart_point( Y, Z ), alpha4( X, Y, Z ) }.
% 0.75/1.14  (438) {G0,W7,D2,L2,V3,M2}  { ! alpha1( X, Y, Z ), left_apart_point( X, Z )
% 0.75/1.14     }.
% 0.75/1.14  (439) {G0,W8,D3,L2,V3,M2}  { ! alpha1( X, Y, Z ), left_apart_point( Y, 
% 0.75/1.14    reverse_line( Z ) ) }.
% 0.75/1.14  (440) {G0,W11,D3,L3,V3,M3}  { ! left_apart_point( X, Z ), ! 
% 0.75/1.14    left_apart_point( Y, reverse_line( Z ) ), alpha1( X, Y, Z ) }.
% 0.75/1.14  (441) {G0,W7,D2,L2,V3,M2}  { ! before_on_line( X, Y, Z ), distinct_points( 
% 0.75/1.14    Y, Z ) }.
% 0.75/1.14  (442) {G0,W8,D2,L2,V3,M2}  { ! before_on_line( X, Y, Z ), alpha7( X, Y, Z )
% 0.75/1.14     }.
% 0.75/1.14  (443) {G0,W11,D2,L3,V3,M3}  { ! distinct_points( Y, Z ), ! alpha7( X, Y, Z
% 0.75/1.14     ), before_on_line( X, Y, Z ) }.
% 0.75/1.14  (444) {G0,W7,D2,L2,V3,M2}  { ! alpha7( X, Y, Z ), alpha2( X, Y ) }.
% 0.75/1.14  (445) {G0,W8,D2,L2,V3,M2}  { ! alpha7( X, Y, Z ), alpha8( X, Y, Z ) }.
% 0.75/1.14  (446) {G0,W11,D2,L3,V3,M3}  { ! alpha2( X, Y ), ! alpha8( X, Y, Z ), alpha7
% 0.75/1.14    ( X, Y, Z ) }.
% 0.75/1.14  (447) {G0,W7,D2,L2,V3,M2}  { ! alpha8( X, Y, Z ), alpha5( X, Z ) }.
% 0.75/1.14  (448) {G0,W9,D3,L2,V3,M2}  { ! alpha8( X, Y, Z ), ! 
% 0.75/1.14    unequally_directed_lines( X, line_connecting( Y, Z ) ) }.
% 0.75/1.14  (449) {G0,W12,D3,L3,V3,M3}  { ! alpha5( X, Z ), unequally_directed_lines( X
% 0.75/1.14    , line_connecting( Y, Z ) ), alpha8( X, Y, Z ) }.
% 0.75/1.14  (450) {G0,W6,D2,L2,V2,M2}  { ! alpha5( X, Y ), ! left_apart_point( Y, X )
% 0.75/1.14     }.
% 0.75/1.14  (451) {G0,W7,D3,L2,V2,M2}  { ! alpha5( X, Y ), ! left_apart_point( Y, 
% 0.75/1.14    reverse_line( X ) ) }.
% 0.75/1.14  (452) {G0,W10,D3,L3,V2,M3}  { left_apart_point( Y, X ), left_apart_point( Y
% 0.75/1.14    , reverse_line( X ) ), alpha5( X, Y ) }.
% 0.75/1.14  (453) {G0,W6,D2,L2,V2,M2}  { ! alpha2( X, Y ), ! left_apart_point( Y, X )
% 0.75/1.14     }.
% 0.75/1.14  (454) {G0,W7,D3,L2,V2,M2}  { ! alpha2( X, Y ), ! left_apart_point( Y, 
% 0.75/1.14    reverse_line( X ) ) }.
% 0.75/1.14  (455) {G0,W10,D3,L3,V2,M3}  { left_apart_point( Y, X ), left_apart_point( Y
% 0.75/1.14    , reverse_line( X ) ), alpha2( X, Y ) }.
% 0.75/1.14  (456) {G0,W15,D2,L3,V4,M3}  { ! between_on_line( X, Y, Z, T ), alpha3( X, Y
% 0.75/1.14    , Z, T ), alpha6( X, Y, Z, T ) }.
% 0.75/1.14  (457) {G0,W10,D2,L2,V4,M2}  { ! alpha3( X, Y, Z, T ), between_on_line( X, Y
% 0.75/1.14    , Z, T ) }.
% 0.75/1.14  (458) {G0,W10,D2,L2,V4,M2}  { ! alpha6( X, Y, Z, T ), between_on_line( X, Y
% 0.75/1.14    , Z, T ) }.
% 0.75/1.14  (459) {G0,W9,D2,L2,V4,M2}  { ! alpha6( X, Y, Z, T ), before_on_line( X, T, 
% 0.75/1.14    Z ) }.
% 0.75/1.14  (460) {G0,W9,D2,L2,V4,M2}  { ! alpha6( X, Y, Z, T ), before_on_line( X, Z, 
% 0.75/1.14    Y ) }.
% 0.75/1.14  (461) {G0,W13,D2,L3,V4,M3}  { ! before_on_line( X, T, Z ), ! before_on_line
% 0.75/1.14    ( X, Z, Y ), alpha6( X, Y, Z, T ) }.
% 0.75/1.14  (462) {G0,W9,D2,L2,V4,M2}  { ! alpha3( X, Y, Z, T ), before_on_line( X, Y, 
% 0.75/1.14    Z ) }.
% 0.75/1.14  (463) {G0,W9,D2,L2,V4,M2}  { ! alpha3( X, Y, Z, T ), before_on_line( X, Z, 
% 0.75/1.14    T ) }.
% 0.75/1.14  (464) {G0,W13,D2,L3,V4,M3}  { ! before_on_line( X, Y, Z ), ! before_on_line
% 0.75/1.14    ( X, Z, T ), alpha3( X, Y, Z, T ) }.
% 0.75/1.14  (465) {G0,W3,D2,L1,V1,M1}  { ! distinct_points( X, X ) }.
% 0.75/1.14  (466) {G0,W9,D2,L3,V3,M3}  { ! distinct_points( X, Y ), distinct_points( X
% 0.75/1.14    , Z ), distinct_points( Y, Z ) }.
% 0.75/1.14  (467) {G0,W3,D2,L1,V1,M1}  { ! distinct_lines( X, X ) }.
% 0.75/1.14  (468) {G0,W9,D2,L3,V3,M3}  { ! distinct_lines( X, Y ), distinct_lines( X, Z
% 0.75/1.14     ), distinct_lines( Y, Z ) }.
% 0.75/1.14  (469) {G0,W3,D2,L1,V1,M1}  { ! unequally_directed_lines( X, X ) }.
% 0.75/1.14  (470) {G0,W9,D2,L3,V3,M3}  { ! unequally_directed_lines( X, Y ), 
% 0.75/1.14    unequally_directed_lines( X, Z ), unequally_directed_lines( Y, Z ) }.
% 0.75/1.14  (471) {G0,W13,D3,L4,V3,M4}  { ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), alpha9( X, Z ), 
% 0.75/1.14    unequally_directed_lines( Y, Z ) }.
% 0.75/1.14  (472) {G0,W14,D3,L4,V3,M4}  { ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), alpha9( X, Z ), 
% 0.75/1.14    unequally_directed_lines( Y, reverse_line( Z ) ) }.
% 0.75/1.14  (473) {G0,W6,D2,L2,V2,M2}  { ! alpha9( X, Y ), unequally_directed_lines( X
% 0.75/1.14    , Y ) }.
% 0.75/1.14  (474) {G0,W7,D3,L2,V2,M2}  { ! alpha9( X, Y ), unequally_directed_lines( X
% 0.75/1.14    , reverse_line( Y ) ) }.
% 0.75/1.14  (475) {G0,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), alpha9( X, Y ) }.
% 0.75/1.14  (476) {G0,W11,D3,L4,V2,M4}  { ! line( X ), ! line( Y ), 
% 0.75/1.14    unequally_directed_lines( X, Y ), unequally_directed_lines( X, 
% 0.75/1.14    reverse_line( Y ) ) }.
% 0.75/1.14  (477) {G0,W14,D3,L4,V2,M4}  { ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), left_convergent_lines( 
% 0.75/1.14    X, Y ), left_convergent_lines( X, reverse_line( Y ) ) }.
% 0.75/1.14  (478) {G0,W3,D2,L1,V2,M1}  { ! left_apart_point( X, Y ) }.
% 0.75/1.14  (479) {G0,W4,D3,L1,V2,M1}  { ! left_apart_point( X, reverse_line( Y ) ) }.
% 0.75/1.14  (480) {G0,W3,D2,L1,V2,M1}  { ! left_convergent_lines( X, Y ) }.
% 0.75/1.14  (481) {G0,W4,D3,L1,V2,M1}  { ! left_convergent_lines( X, reverse_line( Y )
% 0.75/1.14     ) }.
% 0.75/1.14  (482) {G0,W11,D3,L4,V2,M4}  { ! point( X ), ! point( Y ), ! distinct_points
% 0.75/1.14    ( X, Y ), line( line_connecting( X, Y ) ) }.
% 0.75/1.14  (483) {G0,W15,D3,L5,V2,M5}  { ! line( X ), ! line( Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.75/1.14    reverse_line( Y ) ), point( intersection_point( X, Y ) ) }.
% 0.75/1.14  (484) {G0,W8,D3,L3,V2,M3}  { ! point( Y ), ! line( X ), line( 
% 0.75/1.14    parallel_through_point( X, Y ) ) }.
% 0.75/1.14  (485) {G0,W5,D3,L2,V1,M2}  { ! line( X ), line( reverse_line( X ) ) }.
% 0.75/1.14  (486) {G0,W8,D3,L2,V2,M2}  { ! distinct_points( X, Y ), ! 
% 0.75/1.14    apart_point_and_line( X, line_connecting( X, Y ) ) }.
% 0.75/1.14  (487) {G0,W8,D3,L2,V2,M2}  { ! distinct_points( X, Y ), ! 
% 0.75/1.14    apart_point_and_line( Y, line_connecting( X, Y ) ) }.
% 0.75/1.14  (488) {G0,W12,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), ! apart_point_and_line
% 0.75/1.14    ( intersection_point( X, Y ), X ) }.
% 0.75/1.14  (489) {G0,W12,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( X, reverse_line( Y ) ), ! apart_point_and_line
% 0.75/1.14    ( intersection_point( X, Y ), Y ) }.
% 0.75/1.14  (490) {G0,W5,D3,L1,V2,M1}  { ! apart_point_and_line( X, 
% 0.75/1.14    parallel_through_point( Y, X ) ) }.
% 0.75/1.14  (491) {G0,W4,D3,L1,V1,M1}  { ! distinct_lines( X, reverse_line( X ) ) }.
% 0.75/1.14  (492) {G0,W8,D4,L1,V2,M1}  { ! unequally_directed_lines( line_connecting( X
% 0.75/1.14    , Y ), reverse_line( line_connecting( Y, X ) ) ) }.
% 0.75/1.14  (493) {G0,W5,D3,L1,V2,M1}  { ! unequally_directed_lines( 
% 0.75/1.14    parallel_through_point( Y, X ), Y ) }.
% 0.75/1.14  (494) {G0,W34,D3,L10,V4,M10}  { ! distinct_points( X, Y ), ! distinct_lines
% 0.75/1.14    ( Z, T ), left_apart_point( X, Z ), left_apart_point( Y, Z ), 
% 0.75/1.14    left_apart_point( X, T ), left_apart_point( Y, T ), left_apart_point( X, 
% 0.75/1.14    reverse_line( Z ) ), left_apart_point( Y, reverse_line( Z ) ), 
% 0.75/1.14    left_apart_point( X, reverse_line( T ) ), left_apart_point( Y, 
% 0.75/1.14    reverse_line( T ) ) }.
% 0.75/1.14  (495) {G0,W14,D3,L4,V3,M4}  { ! distinct_points( X, Y ), ! left_apart_point
% 0.75/1.14    ( X, Z ), left_apart_point( Y, Z ), left_convergent_lines( 
% 0.75/1.14    line_connecting( X, Y ), Z ) }.
% 0.75/1.14  (496) {G0,W9,D2,L3,V3,M3}  { ! left_apart_point( X, Y ), distinct_points( X
% 0.75/1.14    , Z ), left_apart_point( Z, Y ) }.
% 0.75/1.14  (497) {G0,W13,D3,L4,V3,M4}  { ! left_apart_point( X, Y ), ! 
% 0.75/1.14    unequally_directed_lines( Y, Z ), distinct_lines( Y, Z ), 
% 0.75/1.14    left_apart_point( X, reverse_line( Z ) ) }.
% 0.75/1.14  (498) {G0,W9,D2,L3,V3,M3}  { ! left_convergent_lines( X, Y ), 
% 0.75/1.14    unequally_directed_lines( Y, Z ), left_convergent_lines( X, Z ) }.
% 0.75/1.14  (499) {G0,W4,D3,L1,V0,M1}  { ! unequally_directed_lines( skol3, 
% 0.75/1.14    reverse_line( skol1 ) ) }.
% 0.75/1.14  (500) {G0,W3,D2,L1,V0,M1}  { ! unequally_directed_lines( skol3, skol2 ) }.
% 0.75/1.14  (501) {G0,W4,D3,L1,V0,M1}  { unequally_directed_lines( skol1, reverse_line
% 0.75/1.14    ( skol2 ) ) }.
% 0.75/1.14  
% 0.75/1.14  
% 0.75/1.14  Total Proof:
% 0.75/1.14  
% 0.75/1.14  subsumption: (43) {G0,W3,D2,L1,V1,M1} I { ! unequally_directed_lines( X, X
% 0.75/1.14     ) }.
% 0.75/1.14  parent0: (469) {G0,W3,D2,L1,V1,M1}  { ! unequally_directed_lines( X, X )
% 0.75/1.14     }.
% 0.75/1.14  substitution0:
% 0.75/1.14     X := X
% 0.75/1.14  end
% 0.75/1.14  permutation0:
% 0.75/1.14     0 ==> 0
% 0.75/1.14  end
% 0.75/1.14  
% 0.75/1.14  subsumption: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z )
% 0.75/1.14    , unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y )
% 0.75/1.14     }.
% 0.75/1.14  parent0: (470) {G0,W9,D2,L3,V3,M3}  { ! unequally_directed_lines( X, Y ), 
% 0.75/1.14    unequally_directed_lines( X, Z ), unequally_directed_lines( Y, Z ) }.
% 0.75/1.14  substitution0:
% 0.75/1.14     X := X
% 0.75/1.14     Y := Y
% 0.75/1.14     Z := Z
% 0.75/1.14  end
% 0.75/1.14  permutation0:
% 0.75/1.14     0 ==> 2
% 0.75/1.14     1 ==> 0
% 0.75/1.14     2 ==> 1
% 0.75/1.14  end
% 0.75/1.14  
% 0.75/1.14  subsumption: (51) {G0,W14,D3,L4,V2,M2} I { ! unequally_directed_lines( X, Y
% 0.75/1.14     ), ! unequally_directed_lines( X, reverse_line( Y ) ), 
% 0.75/1.14    left_convergent_lines( X, reverse_line( Y ) ), left_convergent_lines( X, 
% 0.75/1.14    Y ) }.
% 0.75/1.14  parent0: (477) {G0,W14,D3,L4,V2,M4}  { ! unequally_directed_lines( X, Y ), 
% 0.75/1.14    ! unequally_directed_lines( X, reverse_line( Y ) ), left_convergent_lines
% 0.75/1.14    ( X, Y ), left_convergent_lines( X, reverse_line( Y ) ) }.
% 0.75/1.14  substitution0:
% 0.75/1.14     X := X
% 0.75/1.14     Y := Y
% 0.75/1.14  end
% 0.75/1.14  permutation0:
% 0.75/1.14     0 ==> 0
% 0.75/1.14     1 ==> 1
% 0.75/1.14     2 ==> 3
% 0.75/1.14     3 ==> 2
% 0.75/1.14  end
% 0.75/1.14  
% 0.75/1.14  subsumption: (53) {G0,W3,D2,L1,V2,M1} I { ! left_convergent_lines( X, Y )
% 0.75/1.14     }.
% 0.75/1.14  parent0: (480) {G0,W3,D2,L1,V2,M1}  { ! left_convergent_lines( X, Y ) }.
% 0.75/1.14  substitution0:
% 0.75/1.14     X := X
% 0.75/1.14     Y := Y
% 0.75/1.14  end
% 0.75/1.14  permutation0:
% 0.75/1.14     0 ==> 0
% 0.75/1.14  end
% 0.75/1.14  
% 0.75/1.14  subsumption: (67) {G0,W4,D3,L1,V0,M1} I { ! unequally_directed_lines( skol3
% 0.75/1.14    , reverse_line( skol1 ) ) }.
% 0.75/1.14  parent0: (499) {G0,W4,D3,L1,V0,M1}  { ! unequally_directed_lines( skol3, 
% 0.75/1.14    reverse_line( skol1 ) ) }.
% 0.75/1.14  substitution0:
% 0.75/1.14  end
% 0.75/1.14  permutation0:
% 0.75/1.14     0 ==> 0
% 0.75/1.14  end
% 0.75/1.14  
% 0.75/1.14  subsumption: (68) {G0,W3,D2,L1,V0,M1} I { ! unequally_directed_lines( skol3
% 0.75/1.14    , skol2 ) }.
% 0.75/1.14  parent0: (500) {G0,W3,D2,L1,V0,M1}  { ! unequally_directed_lines( skol3, 
% 0.75/1.14    skol2 ) }.
% 0.75/1.14  substitution0:
% 0.75/1.14  end
% 0.75/1.14  permutation0:
% 0.75/1.14     0 ==> 0
% 0.75/1.14  end
% 0.75/1.14  
% 0.75/1.14  subsumption: (69) {G0,W4,D3,L1,V0,M1} I { unequally_directed_lines( skol1, 
% 0.75/1.15    reverse_line( skol2 ) ) }.
% 0.75/1.15  parent0: (501) {G0,W4,D3,L1,V0,M1}  { unequally_directed_lines( skol1, 
% 0.75/1.15    reverse_line( skol2 ) ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (625) {G1,W6,D2,L2,V1,M2}  { unequally_directed_lines( X, skol2
% 0.75/1.15     ), ! unequally_directed_lines( skol3, X ) }.
% 0.75/1.15  parent0[0]: (68) {G0,W3,D2,L1,V0,M1} I { ! unequally_directed_lines( skol3
% 0.75/1.15    , skol2 ) }.
% 0.75/1.15  parent1[0]: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.75/1.15    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := skol3
% 0.75/1.15     Y := X
% 0.75/1.15     Z := skol2
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (119) {G1,W6,D2,L2,V1,M2} R(44,68) { ! 
% 0.75/1.15    unequally_directed_lines( skol3, X ), unequally_directed_lines( X, skol2
% 0.75/1.15     ) }.
% 0.75/1.15  parent0: (625) {G1,W6,D2,L2,V1,M2}  { unequally_directed_lines( X, skol2 )
% 0.75/1.15    , ! unequally_directed_lines( skol3, X ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 1
% 0.75/1.15     1 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (627) {G1,W6,D2,L2,V2,M2}  { unequally_directed_lines( Y, X ), 
% 0.75/1.15    ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  parent0[0]: (43) {G0,W3,D2,L1,V1,M1} I { ! unequally_directed_lines( X, X )
% 0.75/1.15     }.
% 0.75/1.15  parent1[0]: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.75/1.15    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := X
% 0.75/1.15     Y := Y
% 0.75/1.15     Z := X
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (121) {G1,W6,D2,L2,V2,M2} R(44,43) { ! 
% 0.75/1.15    unequally_directed_lines( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.75/1.15  parent0: (627) {G1,W6,D2,L2,V2,M2}  { unequally_directed_lines( Y, X ), ! 
% 0.75/1.15    unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := Y
% 0.75/1.15     Y := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 1
% 0.75/1.15     1 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (629) {G1,W4,D3,L1,V0,M1}  { ! unequally_directed_lines( 
% 0.75/1.15    reverse_line( skol1 ), skol3 ) }.
% 0.75/1.15  parent0[0]: (67) {G0,W4,D3,L1,V0,M1} I { ! unequally_directed_lines( skol3
% 0.75/1.15    , reverse_line( skol1 ) ) }.
% 0.75/1.15  parent1[1]: (121) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines
% 0.75/1.15    ( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := skol3
% 0.75/1.15     Y := reverse_line( skol1 )
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (134) {G2,W4,D3,L1,V0,M1} R(121,67) { ! 
% 0.75/1.15    unequally_directed_lines( reverse_line( skol1 ), skol3 ) }.
% 0.75/1.15  parent0: (629) {G1,W4,D3,L1,V0,M1}  { ! unequally_directed_lines( 
% 0.75/1.15    reverse_line( skol1 ), skol3 ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (630) {G1,W4,D3,L1,V0,M1}  { unequally_directed_lines( 
% 0.75/1.15    reverse_line( skol2 ), skol1 ) }.
% 0.75/1.15  parent0[0]: (121) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines
% 0.75/1.15    ( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.75/1.15  parent1[0]: (69) {G0,W4,D3,L1,V0,M1} I { unequally_directed_lines( skol1, 
% 0.75/1.15    reverse_line( skol2 ) ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := reverse_line( skol2 )
% 0.75/1.15     Y := skol1
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (135) {G2,W4,D3,L1,V0,M1} R(121,69) { unequally_directed_lines
% 0.75/1.15    ( reverse_line( skol2 ), skol1 ) }.
% 0.75/1.15  parent0: (630) {G1,W4,D3,L1,V0,M1}  { unequally_directed_lines( 
% 0.75/1.15    reverse_line( skol2 ), skol1 ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (631) {G1,W3,D2,L1,V0,M1}  { ! unequally_directed_lines( skol2
% 0.75/1.15    , skol3 ) }.
% 0.75/1.15  parent0[0]: (68) {G0,W3,D2,L1,V0,M1} I { ! unequally_directed_lines( skol3
% 0.75/1.15    , skol2 ) }.
% 0.75/1.15  parent1[1]: (121) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines
% 0.75/1.15    ( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := skol3
% 0.75/1.15     Y := skol2
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (136) {G2,W3,D2,L1,V0,M1} R(121,68) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, skol3 ) }.
% 0.75/1.15  parent0: (631) {G1,W3,D2,L1,V0,M1}  { ! unequally_directed_lines( skol2, 
% 0.75/1.15    skol3 ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (632) {G1,W6,D2,L2,V1,M2}  { unequally_directed_lines( X, skol3
% 0.75/1.15     ), ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  parent0[0]: (136) {G2,W3,D2,L1,V0,M1} R(121,68) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, skol3 ) }.
% 0.75/1.15  parent1[0]: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.75/1.15    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := skol2
% 0.75/1.15     Y := X
% 0.75/1.15     Z := skol3
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (137) {G3,W6,D2,L2,V1,M2} R(136,44) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, X ), unequally_directed_lines( X, skol3
% 0.75/1.15     ) }.
% 0.75/1.15  parent0: (632) {G1,W6,D2,L2,V1,M2}  { unequally_directed_lines( X, skol3 )
% 0.75/1.15    , ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 1
% 0.75/1.15     1 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (634) {G3,W4,D3,L1,V0,M1}  { ! unequally_directed_lines( skol2
% 0.75/1.15    , reverse_line( skol1 ) ) }.
% 0.75/1.15  parent0[0]: (134) {G2,W4,D3,L1,V0,M1} R(121,67) { ! 
% 0.75/1.15    unequally_directed_lines( reverse_line( skol1 ), skol3 ) }.
% 0.75/1.15  parent1[1]: (137) {G3,W6,D2,L2,V1,M2} R(136,44) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, X ), unequally_directed_lines( X, skol3
% 0.75/1.15     ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := reverse_line( skol1 )
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (154) {G4,W4,D3,L1,V0,M1} R(137,134) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, reverse_line( skol1 ) ) }.
% 0.75/1.15  parent0: (634) {G3,W4,D3,L1,V0,M1}  { ! unequally_directed_lines( skol2, 
% 0.75/1.15    reverse_line( skol1 ) ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (635) {G1,W7,D3,L2,V1,M2}  { unequally_directed_lines( X, 
% 0.75/1.15    reverse_line( skol1 ) ), ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  parent0[0]: (154) {G4,W4,D3,L1,V0,M1} R(137,134) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, reverse_line( skol1 ) ) }.
% 0.75/1.15  parent1[0]: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.75/1.15    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := skol2
% 0.75/1.15     Y := X
% 0.75/1.15     Z := reverse_line( skol1 )
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (167) {G5,W7,D3,L2,V1,M2} R(154,44) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, X ), unequally_directed_lines( X, 
% 0.75/1.15    reverse_line( skol1 ) ) }.
% 0.75/1.15  parent0: (635) {G1,W7,D3,L2,V1,M2}  { unequally_directed_lines( X, 
% 0.75/1.15    reverse_line( skol1 ) ), ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 1
% 0.75/1.15     1 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (638) {G2,W6,D2,L2,V1,M2}  { unequally_directed_lines( skol2, X
% 0.75/1.15     ), ! unequally_directed_lines( skol3, X ) }.
% 0.75/1.15  parent0[0]: (121) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines
% 0.75/1.15    ( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.75/1.15  parent1[1]: (119) {G1,W6,D2,L2,V1,M2} R(44,68) { ! unequally_directed_lines
% 0.75/1.15    ( skol3, X ), unequally_directed_lines( X, skol2 ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := skol2
% 0.75/1.15     Y := X
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (200) {G2,W6,D2,L2,V1,M1} R(119,121) { 
% 0.75/1.15    unequally_directed_lines( skol2, X ), ! unequally_directed_lines( skol3, 
% 0.75/1.15    X ) }.
% 0.75/1.15  parent0: (638) {G2,W6,D2,L2,V1,M2}  { unequally_directed_lines( skol2, X )
% 0.75/1.15    , ! unequally_directed_lines( skol3, X ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15     1 ==> 1
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (639) {G2,W6,D2,L2,V1,M2}  { unequally_directed_lines( skol2, X
% 0.75/1.15     ), ! unequally_directed_lines( X, skol3 ) }.
% 0.75/1.15  parent0[1]: (200) {G2,W6,D2,L2,V1,M1} R(119,121) { unequally_directed_lines
% 0.75/1.15    ( skol2, X ), ! unequally_directed_lines( skol3, X ) }.
% 0.75/1.15  parent1[1]: (121) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines
% 0.75/1.15    ( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := skol3
% 0.75/1.15     Y := X
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (228) {G3,W6,D2,L2,V1,M2} R(200,121) { ! 
% 0.75/1.15    unequally_directed_lines( X, skol3 ), unequally_directed_lines( skol2, X
% 0.75/1.15     ) }.
% 0.75/1.15  parent0: (639) {G2,W6,D2,L2,V1,M2}  { unequally_directed_lines( skol2, X )
% 0.75/1.15    , ! unequally_directed_lines( X, skol3 ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 1
% 0.75/1.15     1 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (640) {G1,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y
% 0.75/1.15     ), ! unequally_directed_lines( X, reverse_line( Y ) ), 
% 0.75/1.15    left_convergent_lines( X, Y ) }.
% 0.75/1.15  parent0[0]: (53) {G0,W3,D2,L1,V2,M1} I { ! left_convergent_lines( X, Y )
% 0.75/1.15     }.
% 0.75/1.15  parent1[2]: (51) {G0,W14,D3,L4,V2,M2} I { ! unequally_directed_lines( X, Y
% 0.75/1.15     ), ! unequally_directed_lines( X, reverse_line( Y ) ), 
% 0.75/1.15    left_convergent_lines( X, reverse_line( Y ) ), left_convergent_lines( X, 
% 0.75/1.15    Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15     Y := reverse_line( Y )
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := X
% 0.75/1.15     Y := Y
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (642) {G1,W7,D3,L2,V2,M2}  { ! unequally_directed_lines( X, Y )
% 0.75/1.15    , ! unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.75/1.15  parent0[0]: (53) {G0,W3,D2,L1,V2,M1} I { ! left_convergent_lines( X, Y )
% 0.75/1.15     }.
% 0.75/1.15  parent1[2]: (640) {G1,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y
% 0.75/1.15     ), ! unequally_directed_lines( X, reverse_line( Y ) ), 
% 0.75/1.15    left_convergent_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15     Y := Y
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := X
% 0.75/1.15     Y := Y
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (321) {G1,W7,D3,L2,V2,M2} S(51);r(53);r(53) { ! 
% 0.75/1.15    unequally_directed_lines( X, reverse_line( Y ) ), ! 
% 0.75/1.15    unequally_directed_lines( X, Y ) }.
% 0.75/1.15  parent0: (642) {G1,W7,D3,L2,V2,M2}  { ! unequally_directed_lines( X, Y ), !
% 0.75/1.15     unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15     Y := Y
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 1
% 0.75/1.15     1 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (643) {G1,W3,D2,L1,V0,M1}  { ! unequally_directed_lines( skol1
% 0.75/1.15    , skol2 ) }.
% 0.75/1.15  parent0[0]: (321) {G1,W7,D3,L2,V2,M2} S(51);r(53);r(53) { ! 
% 0.75/1.15    unequally_directed_lines( X, reverse_line( Y ) ), ! 
% 0.75/1.15    unequally_directed_lines( X, Y ) }.
% 0.75/1.15  parent1[0]: (69) {G0,W4,D3,L1,V0,M1} I { unequally_directed_lines( skol1, 
% 0.75/1.15    reverse_line( skol2 ) ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := skol1
% 0.75/1.15     Y := skol2
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (379) {G2,W3,D2,L1,V0,M1} R(321,69) { ! 
% 0.75/1.15    unequally_directed_lines( skol1, skol2 ) }.
% 0.75/1.15  parent0: (643) {G1,W3,D2,L1,V0,M1}  { ! unequally_directed_lines( skol1, 
% 0.75/1.15    skol2 ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (645) {G2,W3,D2,L1,V0,M1}  { ! unequally_directed_lines( skol2
% 0.75/1.15    , skol1 ) }.
% 0.75/1.15  parent0[0]: (379) {G2,W3,D2,L1,V0,M1} R(321,69) { ! 
% 0.75/1.15    unequally_directed_lines( skol1, skol2 ) }.
% 0.75/1.15  parent1[1]: (121) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines
% 0.75/1.15    ( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := skol1
% 0.75/1.15     Y := skol2
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (384) {G3,W3,D2,L1,V0,M1} R(379,121) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, skol1 ) }.
% 0.75/1.15  parent0: (645) {G2,W3,D2,L1,V0,M1}  { ! unequally_directed_lines( skol2, 
% 0.75/1.15    skol1 ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (646) {G1,W6,D2,L2,V1,M2}  { unequally_directed_lines( X, skol1
% 0.75/1.15     ), ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  parent0[0]: (384) {G3,W3,D2,L1,V0,M1} R(379,121) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, skol1 ) }.
% 0.75/1.15  parent1[0]: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.75/1.15    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := skol2
% 0.75/1.15     Y := X
% 0.75/1.15     Z := skol1
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (392) {G4,W6,D2,L2,V1,M2} R(384,44) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, X ), unequally_directed_lines( X, skol1
% 0.75/1.15     ) }.
% 0.75/1.15  parent0: (646) {G1,W6,D2,L2,V1,M2}  { unequally_directed_lines( X, skol1 )
% 0.75/1.15    , ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 1
% 0.75/1.15     1 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (648) {G2,W7,D3,L2,V1,M2}  { ! unequally_directed_lines( X, 
% 0.75/1.15    reverse_line( skol1 ) ), ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  parent0[1]: (321) {G1,W7,D3,L2,V2,M2} S(51);r(53);r(53) { ! 
% 0.75/1.15    unequally_directed_lines( X, reverse_line( Y ) ), ! 
% 0.75/1.15    unequally_directed_lines( X, Y ) }.
% 0.75/1.15  parent1[1]: (392) {G4,W6,D2,L2,V1,M2} R(384,44) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, X ), unequally_directed_lines( X, skol1
% 0.75/1.15     ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15     Y := skol1
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (649) {G3,W6,D2,L2,V1,M2}  { ! unequally_directed_lines( skol2
% 0.75/1.15    , X ), ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  parent0[0]: (648) {G2,W7,D3,L2,V1,M2}  { ! unequally_directed_lines( X, 
% 0.75/1.15    reverse_line( skol1 ) ), ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  parent1[1]: (167) {G5,W7,D3,L2,V1,M2} R(154,44) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, X ), unequally_directed_lines( X, 
% 0.75/1.15    reverse_line( skol1 ) ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  factor: (650) {G3,W3,D2,L1,V1,M1}  { ! unequally_directed_lines( skol2, X )
% 0.75/1.15     }.
% 0.75/1.15  parent0[0, 1]: (649) {G3,W6,D2,L2,V1,M2}  { ! unequally_directed_lines( 
% 0.75/1.15    skol2, X ), ! unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (411) {G6,W3,D2,L1,V1,M1} R(392,321);r(167) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  parent0: (650) {G3,W3,D2,L1,V1,M1}  { ! unequally_directed_lines( skol2, X
% 0.75/1.15     ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (651) {G4,W3,D2,L1,V1,M1}  { ! unequally_directed_lines( X, 
% 0.75/1.15    skol3 ) }.
% 0.75/1.15  parent0[0]: (411) {G6,W3,D2,L1,V1,M1} R(392,321);r(167) { ! 
% 0.75/1.15    unequally_directed_lines( skol2, X ) }.
% 0.75/1.15  parent1[1]: (228) {G3,W6,D2,L2,V1,M2} R(200,121) { ! 
% 0.75/1.15    unequally_directed_lines( X, skol3 ), unequally_directed_lines( skol2, X
% 0.75/1.15     ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (418) {G7,W3,D2,L1,V1,M1} R(411,228) { ! 
% 0.75/1.15    unequally_directed_lines( X, skol3 ) }.
% 0.75/1.15  parent0: (651) {G4,W3,D2,L1,V1,M1}  { ! unequally_directed_lines( X, skol3
% 0.75/1.15     ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (652) {G1,W6,D2,L2,V2,M2}  { unequally_directed_lines( Y, skol3
% 0.75/1.15     ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  parent0[0]: (418) {G7,W3,D2,L1,V1,M1} R(411,228) { ! 
% 0.75/1.15    unequally_directed_lines( X, skol3 ) }.
% 0.75/1.15  parent1[0]: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.75/1.15    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := X
% 0.75/1.15     Y := Y
% 0.75/1.15     Z := skol3
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (654) {G2,W3,D2,L1,V2,M1}  { ! unequally_directed_lines( Y, X )
% 0.75/1.15     }.
% 0.75/1.15  parent0[0]: (418) {G7,W3,D2,L1,V1,M1} R(411,228) { ! 
% 0.75/1.15    unequally_directed_lines( X, skol3 ) }.
% 0.75/1.15  parent1[0]: (652) {G1,W6,D2,L2,V2,M2}  { unequally_directed_lines( Y, skol3
% 0.75/1.15     ), ! unequally_directed_lines( X, Y ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15     X := Y
% 0.75/1.15     Y := X
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (421) {G8,W3,D2,L1,V2,M1} R(418,44);r(418) { ! 
% 0.75/1.15    unequally_directed_lines( Y, X ) }.
% 0.75/1.15  parent0: (654) {G2,W3,D2,L1,V2,M1}  { ! unequally_directed_lines( Y, X )
% 0.75/1.15     }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := X
% 0.75/1.15     Y := Y
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15     0 ==> 0
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  resolution: (655) {G3,W0,D0,L0,V0,M0}  {  }.
% 0.75/1.15  parent0[0]: (421) {G8,W3,D2,L1,V2,M1} R(418,44);r(418) { ! 
% 0.75/1.15    unequally_directed_lines( Y, X ) }.
% 0.75/1.15  parent1[0]: (135) {G2,W4,D3,L1,V0,M1} R(121,69) { unequally_directed_lines
% 0.75/1.15    ( reverse_line( skol2 ), skol1 ) }.
% 0.75/1.15  substitution0:
% 0.75/1.15     X := skol1
% 0.75/1.15     Y := reverse_line( skol2 )
% 0.75/1.15  end
% 0.75/1.15  substitution1:
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  subsumption: (424) {G9,W0,D0,L0,V0,M0} R(421,135) {  }.
% 0.75/1.15  parent0: (655) {G3,W0,D0,L0,V0,M0}  {  }.
% 0.75/1.15  substitution0:
% 0.75/1.15  end
% 0.75/1.15  permutation0:
% 0.75/1.15  end
% 0.75/1.15  
% 0.75/1.15  Proof check complete!
% 0.75/1.15  
% 0.75/1.15  Memory use:
% 0.75/1.15  
% 0.75/1.15  space for terms:        5823
% 0.75/1.15  space for clauses:      21071
% 0.75/1.15  
% 0.75/1.15  
% 0.75/1.15  clauses generated:      1030
% 0.75/1.15  clauses kept:           425
% 0.75/1.15  clauses selected:       156
% 0.75/1.15  clauses deleted:        28
% 0.75/1.15  clauses inuse deleted:  0
% 0.75/1.15  
% 0.75/1.15  subsentry:          3131
% 0.75/1.15  literals s-matched: 1974
% 0.75/1.15  literals matched:   1824
% 0.75/1.15  full subsumption:   550
% 0.75/1.15  
% 0.75/1.15  checksum:           -522998346
% 0.75/1.15  
% 0.75/1.15  
% 0.75/1.15  Bliksem ended
%------------------------------------------------------------------------------