TSTP Solution File: GEO228+1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GEO228+1 : TPTP v8.1.0. Bugfixed v6.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n028.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 02:53:03 EDT 2022

% Result   : Theorem 0.43s 1.16s
% Output   : Refutation 0.43s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GEO228+1 : TPTP v8.1.0. Bugfixed v6.4.0.
% 0.07/0.13  % Command  : bliksem %s
% 0.12/0.33  % Computer : n028.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % DateTime : Sat Jun 18 08:42:59 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.43/1.16  *** allocated 10000 integers for termspace/termends
% 0.43/1.16  *** allocated 10000 integers for clauses
% 0.43/1.16  *** allocated 10000 integers for justifications
% 0.43/1.16  Bliksem 1.12
% 0.43/1.16  
% 0.43/1.16  
% 0.43/1.16  Automatic Strategy Selection
% 0.43/1.16  
% 0.43/1.16  
% 0.43/1.16  Clauses:
% 0.43/1.16  
% 0.43/1.16  { ! apart_point_and_line( X, Y ), left_apart_point( X, Y ), 
% 0.43/1.16    left_apart_point( X, reverse_line( Y ) ) }.
% 0.43/1.16  { ! left_apart_point( X, Y ), apart_point_and_line( X, Y ) }.
% 0.43/1.16  { ! left_apart_point( X, reverse_line( Y ) ), apart_point_and_line( X, Y )
% 0.43/1.16     }.
% 0.43/1.16  { ! convergent_lines( X, Y ), unequally_directed_lines( X, Y ) }.
% 0.43/1.16  { ! convergent_lines( X, Y ), unequally_directed_lines( X, reverse_line( Y
% 0.43/1.16     ) ) }.
% 0.43/1.16  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), convergent_lines( X, Y ) }.
% 0.43/1.16  { ! divides_points( Z, X, Y ), alpha1( X, Y, Z ), alpha4( X, Y, Z ) }.
% 0.43/1.16  { ! alpha1( X, Y, Z ), divides_points( Z, X, Y ) }.
% 0.43/1.16  { ! alpha4( X, Y, Z ), divides_points( Z, X, Y ) }.
% 0.43/1.16  { ! alpha4( X, Y, Z ), left_apart_point( X, reverse_line( Z ) ) }.
% 0.43/1.16  { ! alpha4( X, Y, Z ), left_apart_point( Y, Z ) }.
% 0.43/1.16  { ! left_apart_point( X, reverse_line( Z ) ), ! left_apart_point( Y, Z ), 
% 0.43/1.16    alpha4( X, Y, Z ) }.
% 0.43/1.16  { ! alpha1( X, Y, Z ), left_apart_point( X, Z ) }.
% 0.43/1.16  { ! alpha1( X, Y, Z ), left_apart_point( Y, reverse_line( Z ) ) }.
% 0.43/1.16  { ! left_apart_point( X, Z ), ! left_apart_point( Y, reverse_line( Z ) ), 
% 0.43/1.16    alpha1( X, Y, Z ) }.
% 0.43/1.16  { ! before_on_line( X, Y, Z ), distinct_points( Y, Z ) }.
% 0.43/1.16  { ! before_on_line( X, Y, Z ), alpha7( X, Y, Z ) }.
% 0.43/1.16  { ! distinct_points( Y, Z ), ! alpha7( X, Y, Z ), before_on_line( X, Y, Z )
% 0.43/1.16     }.
% 0.43/1.16  { ! alpha7( X, Y, Z ), alpha2( X, Y ) }.
% 0.43/1.16  { ! alpha7( X, Y, Z ), alpha8( X, Y, Z ) }.
% 0.43/1.16  { ! alpha2( X, Y ), ! alpha8( X, Y, Z ), alpha7( X, Y, Z ) }.
% 0.43/1.16  { ! alpha8( X, Y, Z ), alpha5( X, Z ) }.
% 0.43/1.16  { ! alpha8( X, Y, Z ), ! unequally_directed_lines( X, line_connecting( Y, Z
% 0.43/1.16     ) ) }.
% 0.43/1.16  { ! alpha5( X, Z ), unequally_directed_lines( X, line_connecting( Y, Z ) )
% 0.43/1.16    , alpha8( X, Y, Z ) }.
% 0.43/1.16  { ! alpha5( X, Y ), ! left_apart_point( Y, X ) }.
% 0.43/1.16  { ! alpha5( X, Y ), ! left_apart_point( Y, reverse_line( X ) ) }.
% 0.43/1.16  { left_apart_point( Y, X ), left_apart_point( Y, reverse_line( X ) ), 
% 0.43/1.16    alpha5( X, Y ) }.
% 0.43/1.16  { ! alpha2( X, Y ), ! left_apart_point( Y, X ) }.
% 0.43/1.16  { ! alpha2( X, Y ), ! left_apart_point( Y, reverse_line( X ) ) }.
% 0.43/1.16  { left_apart_point( Y, X ), left_apart_point( Y, reverse_line( X ) ), 
% 0.43/1.16    alpha2( X, Y ) }.
% 0.43/1.16  { ! between_on_line( X, Y, Z, T ), alpha3( X, Y, Z, T ), alpha6( X, Y, Z, T
% 0.43/1.16     ) }.
% 0.43/1.16  { ! alpha3( X, Y, Z, T ), between_on_line( X, Y, Z, T ) }.
% 0.43/1.16  { ! alpha6( X, Y, Z, T ), between_on_line( X, Y, Z, T ) }.
% 0.43/1.16  { ! alpha6( X, Y, Z, T ), before_on_line( X, T, Z ) }.
% 0.43/1.16  { ! alpha6( X, Y, Z, T ), before_on_line( X, Z, Y ) }.
% 0.43/1.16  { ! before_on_line( X, T, Z ), ! before_on_line( X, Z, Y ), alpha6( X, Y, Z
% 0.43/1.16    , T ) }.
% 0.43/1.16  { ! alpha3( X, Y, Z, T ), before_on_line( X, Y, Z ) }.
% 0.43/1.16  { ! alpha3( X, Y, Z, T ), before_on_line( X, Z, T ) }.
% 0.43/1.16  { ! before_on_line( X, Y, Z ), ! before_on_line( X, Z, T ), alpha3( X, Y, Z
% 0.43/1.16    , T ) }.
% 0.43/1.16  { ! distinct_points( X, X ) }.
% 0.43/1.16  { ! distinct_points( X, Y ), distinct_points( X, Z ), distinct_points( Y, Z
% 0.43/1.16     ) }.
% 0.43/1.16  { ! distinct_lines( X, X ) }.
% 0.43/1.16  { ! distinct_lines( X, Y ), distinct_lines( X, Z ), distinct_lines( Y, Z )
% 0.43/1.16     }.
% 0.43/1.16  { ! unequally_directed_lines( X, X ) }.
% 0.43/1.16  { ! unequally_directed_lines( X, Y ), unequally_directed_lines( X, Z ), 
% 0.43/1.16    unequally_directed_lines( Y, Z ) }.
% 0.43/1.16  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), alpha9( X, Z ), unequally_directed_lines( Y, Z ) }.
% 0.43/1.16  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), alpha9( X, Z ), unequally_directed_lines( Y, 
% 0.43/1.16    reverse_line( Z ) ) }.
% 0.43/1.16  { ! alpha9( X, Y ), unequally_directed_lines( X, Y ) }.
% 0.43/1.16  { ! alpha9( X, Y ), unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), alpha9( X, Y ) }.
% 0.43/1.16  { ! line( X ), ! line( Y ), unequally_directed_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), left_convergent_lines( X, Y ), left_convergent_lines
% 0.43/1.16    ( X, reverse_line( Y ) ) }.
% 0.43/1.16  { ! left_apart_point( X, Y ) }.
% 0.43/1.16  { ! left_apart_point( X, reverse_line( Y ) ) }.
% 0.43/1.16  { ! left_convergent_lines( X, Y ) }.
% 0.43/1.16  { ! left_convergent_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  { ! point( X ), ! point( Y ), ! distinct_points( X, Y ), line( 
% 0.43/1.16    line_connecting( X, Y ) ) }.
% 0.43/1.16  { ! line( X ), ! line( Y ), ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), point( 
% 0.43/1.16    intersection_point( X, Y ) ) }.
% 0.43/1.16  { ! point( Y ), ! line( X ), line( parallel_through_point( X, Y ) ) }.
% 0.43/1.16  { ! line( X ), line( reverse_line( X ) ) }.
% 0.43/1.16  { ! distinct_points( X, Y ), ! apart_point_and_line( X, line_connecting( X
% 0.43/1.16    , Y ) ) }.
% 0.43/1.16  { ! distinct_points( X, Y ), ! apart_point_and_line( Y, line_connecting( X
% 0.43/1.16    , Y ) ) }.
% 0.43/1.16  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), ! apart_point_and_line( intersection_point( X, Y ), 
% 0.43/1.16    X ) }.
% 0.43/1.16  { ! unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), ! apart_point_and_line( intersection_point( X, Y ), 
% 0.43/1.16    Y ) }.
% 0.43/1.16  { ! apart_point_and_line( X, parallel_through_point( Y, X ) ) }.
% 0.43/1.16  { ! distinct_lines( X, reverse_line( X ) ) }.
% 0.43/1.16  { ! unequally_directed_lines( line_connecting( X, Y ), reverse_line( 
% 0.43/1.16    line_connecting( Y, X ) ) ) }.
% 0.43/1.16  { ! unequally_directed_lines( parallel_through_point( Y, X ), Y ) }.
% 0.43/1.16  { ! distinct_points( X, Y ), ! distinct_lines( Z, T ), left_apart_point( X
% 0.43/1.16    , Z ), left_apart_point( Y, Z ), left_apart_point( X, T ), 
% 0.43/1.16    left_apart_point( Y, T ), left_apart_point( X, reverse_line( Z ) ), 
% 0.43/1.16    left_apart_point( Y, reverse_line( Z ) ), left_apart_point( X, 
% 0.43/1.16    reverse_line( T ) ), left_apart_point( Y, reverse_line( T ) ) }.
% 0.43/1.16  { ! distinct_points( X, Y ), ! left_apart_point( X, Z ), left_apart_point( 
% 0.43/1.16    Y, Z ), left_convergent_lines( line_connecting( X, Y ), Z ) }.
% 0.43/1.16  { ! left_apart_point( X, Y ), distinct_points( X, Z ), left_apart_point( Z
% 0.43/1.16    , Y ) }.
% 0.43/1.16  { ! left_apart_point( X, Y ), ! unequally_directed_lines( Y, Z ), 
% 0.43/1.16    distinct_lines( Y, Z ), left_apart_point( X, reverse_line( Z ) ) }.
% 0.43/1.16  { ! left_convergent_lines( X, Y ), unequally_directed_lines( Y, Z ), 
% 0.43/1.16    left_convergent_lines( X, Z ) }.
% 0.43/1.16  { alpha10( skol1, skol2 ), ! unequally_directed_lines( skol1, skol2 ), ! 
% 0.43/1.16    unequally_directed_lines( skol1, reverse_line( skol2 ) ) }.
% 0.43/1.16  { alpha10( skol1, skol2 ), convergent_lines( skol1, skol2 ) }.
% 0.43/1.16  { ! alpha10( X, Y ), ! convergent_lines( X, Y ) }.
% 0.43/1.16  { ! alpha10( X, Y ), unequally_directed_lines( X, Y ) }.
% 0.43/1.16  { ! alpha10( X, Y ), unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  { convergent_lines( X, Y ), ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), alpha10( X, Y ) }.
% 0.43/1.16  
% 0.43/1.16  percentage equality = 0.000000, percentage horn = 0.791667
% 0.43/1.16  This a non-horn, non-equality problem
% 0.43/1.16  
% 0.43/1.16  
% 0.43/1.16  Options Used:
% 0.43/1.16  
% 0.43/1.16  useres =            1
% 0.43/1.16  useparamod =        0
% 0.43/1.16  useeqrefl =         0
% 0.43/1.16  useeqfact =         0
% 0.43/1.16  usefactor =         1
% 0.43/1.16  usesimpsplitting =  0
% 0.43/1.16  usesimpdemod =      0
% 0.43/1.16  usesimpres =        3
% 0.43/1.16  
% 0.43/1.16  resimpinuse      =  1000
% 0.43/1.16  resimpclauses =     20000
% 0.43/1.16  substype =          standard
% 0.43/1.16  backwardsubs =      1
% 0.43/1.16  selectoldest =      5
% 0.43/1.16  
% 0.43/1.16  litorderings [0] =  split
% 0.43/1.16  litorderings [1] =  liftord
% 0.43/1.16  
% 0.43/1.16  termordering =      none
% 0.43/1.16  
% 0.43/1.16  litapriori =        1
% 0.43/1.16  termapriori =       0
% 0.43/1.16  litaposteriori =    0
% 0.43/1.16  termaposteriori =   0
% 0.43/1.16  demodaposteriori =  0
% 0.43/1.16  ordereqreflfact =   0
% 0.43/1.16  
% 0.43/1.16  litselect =         none
% 0.43/1.16  
% 0.43/1.16  maxweight =         15
% 0.43/1.16  maxdepth =          30000
% 0.43/1.16  maxlength =         115
% 0.43/1.16  maxnrvars =         195
% 0.43/1.16  excuselevel =       1
% 0.43/1.16  increasemaxweight = 1
% 0.43/1.16  
% 0.43/1.16  maxselected =       10000000
% 0.43/1.16  maxnrclauses =      10000000
% 0.43/1.16  
% 0.43/1.16  showgenerated =    0
% 0.43/1.16  showkept =         0
% 0.43/1.16  showselected =     0
% 0.43/1.16  showdeleted =      0
% 0.43/1.16  showresimp =       1
% 0.43/1.16  showstatus =       2000
% 0.43/1.16  
% 0.43/1.16  prologoutput =     0
% 0.43/1.16  nrgoals =          5000000
% 0.43/1.16  totalproof =       1
% 0.43/1.16  
% 0.43/1.16  Symbols occurring in the translation:
% 0.43/1.16  
% 0.43/1.16  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.43/1.16  .  [1, 2]      (w:1, o:22, a:1, s:1, b:0), 
% 0.43/1.16  !  [4, 1]      (w:0, o:14, a:1, s:1, b:0), 
% 0.43/1.16  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.43/1.16  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.43/1.16  apart_point_and_line  [37, 2]      (w:1, o:46, a:1, s:1, b:0), 
% 0.43/1.16  left_apart_point  [38, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 0.43/1.16  reverse_line  [39, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 0.43/1.16  convergent_lines  [41, 2]      (w:1, o:48, a:1, s:1, b:0), 
% 0.43/1.16  unequally_directed_lines  [42, 2]      (w:1, o:49, a:1, s:1, b:0), 
% 0.43/1.16  divides_points  [44, 3]      (w:1, o:60, a:1, s:1, b:0), 
% 0.43/1.16  before_on_line  [45, 3]      (w:1, o:65, a:1, s:1, b:0), 
% 0.43/1.16  distinct_points  [46, 2]      (w:1, o:50, a:1, s:1, b:0), 
% 0.43/1.16  line_connecting  [47, 2]      (w:1, o:51, a:1, s:1, b:0), 
% 0.43/1.16  between_on_line  [49, 4]      (w:1, o:68, a:1, s:1, b:0), 
% 0.43/1.16  distinct_lines  [50, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 0.43/1.16  line  [52, 1]      (w:1, o:20, a:1, s:1, b:0), 
% 0.43/1.16  left_convergent_lines  [53, 2]      (w:1, o:53, a:1, s:1, b:0), 
% 0.43/1.16  point  [54, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 0.43/1.16  intersection_point  [55, 2]      (w:1, o:54, a:1, s:1, b:0), 
% 0.43/1.16  parallel_through_point  [56, 2]      (w:1, o:55, a:1, s:1, b:0), 
% 0.43/1.16  alpha1  [57, 3]      (w:1, o:61, a:1, s:1, b:0), 
% 0.43/1.16  alpha2  [58, 2]      (w:1, o:57, a:1, s:1, b:0), 
% 0.43/1.16  alpha3  [59, 4]      (w:1, o:66, a:1, s:1, b:0), 
% 0.43/1.16  alpha4  [60, 3]      (w:1, o:62, a:1, s:1, b:0), 
% 0.43/1.16  alpha5  [61, 2]      (w:1, o:58, a:1, s:1, b:0), 
% 0.43/1.16  alpha6  [62, 4]      (w:1, o:67, a:1, s:1, b:0), 
% 0.43/1.16  alpha7  [63, 3]      (w:1, o:63, a:1, s:1, b:0), 
% 0.43/1.16  alpha8  [64, 3]      (w:1, o:64, a:1, s:1, b:0), 
% 0.43/1.16  alpha9  [65, 2]      (w:1, o:59, a:1, s:1, b:0), 
% 0.43/1.16  alpha10  [66, 2]      (w:1, o:56, a:1, s:1, b:0), 
% 0.43/1.16  skol1  [67, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 0.43/1.16  skol2  [68, 0]      (w:1, o:13, a:1, s:1, b:0).
% 0.43/1.16  
% 0.43/1.16  
% 0.43/1.16  Starting Search:
% 0.43/1.16  
% 0.43/1.16  *** allocated 15000 integers for clauses
% 0.43/1.16  *** allocated 22500 integers for clauses
% 0.43/1.16  
% 0.43/1.16  Bliksems!, er is een bewijs:
% 0.43/1.16  % SZS status Theorem
% 0.43/1.16  % SZS output start Refutation
% 0.43/1.16  
% 0.43/1.16  (3) {G0,W6,D2,L2,V2,M1} I { ! convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, Y ) }.
% 0.43/1.16  (4) {G0,W7,D3,L2,V2,M1} I { ! convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  (5) {G0,W10,D3,L3,V2,M2} I { convergent_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ) }.
% 0.43/1.16  (43) {G0,W3,D2,L1,V1,M1} I { ! unequally_directed_lines( X, X ) }.
% 0.43/1.16  (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.43/1.16    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.43/1.16  (51) {G0,W14,D3,L4,V2,M2} I { ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), left_convergent_lines( 
% 0.43/1.16    X, reverse_line( Y ) ), left_convergent_lines( X, Y ) }.
% 0.43/1.16  (53) {G0,W3,D2,L1,V2,M1} I { ! left_convergent_lines( X, Y ) }.
% 0.43/1.16  (65) {G0,W5,D3,L1,V2,M1} I { ! unequally_directed_lines( 
% 0.43/1.16    parallel_through_point( Y, X ), Y ) }.
% 0.43/1.16  (68) {G0,W6,D2,L2,V0,M1} I { convergent_lines( skol1, skol2 ), alpha10( 
% 0.43/1.16    skol1, skol2 ) }.
% 0.43/1.16  (70) {G0,W6,D2,L2,V2,M1} I { unequally_directed_lines( X, Y ), ! alpha10( X
% 0.43/1.16    , Y ) }.
% 0.43/1.16  (71) {G0,W7,D3,L2,V2,M1} I { unequally_directed_lines( X, reverse_line( Y )
% 0.43/1.16     ), ! alpha10( X, Y ) }.
% 0.43/1.16  (81) {G1,W3,D2,L1,V0,M1} R(68,70);r(3) { unequally_directed_lines( skol1, 
% 0.43/1.16    skol2 ) }.
% 0.43/1.16  (82) {G2,W7,D3,L2,V0,M1} R(5,81) { convergent_lines( skol1, skol2 ), ! 
% 0.43/1.16    unequally_directed_lines( skol1, reverse_line( skol2 ) ) }.
% 0.43/1.16  (91) {G3,W3,D2,L1,V0,M1} R(71,68);r(82) { convergent_lines( skol1, skol2 )
% 0.43/1.16     }.
% 0.43/1.16  (115) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines( Y, X ), 
% 0.43/1.16    unequally_directed_lines( X, Y ) }.
% 0.43/1.16  (127) {G2,W5,D3,L1,V2,M1} R(115,65) { ! unequally_directed_lines( X, 
% 0.43/1.16    parallel_through_point( X, Y ) ) }.
% 0.43/1.16  (129) {G3,W8,D3,L2,V3,M2} R(127,44) { ! unequally_directed_lines( Y, X ), 
% 0.43/1.16    unequally_directed_lines( X, parallel_through_point( Y, Z ) ) }.
% 0.43/1.16  (194) {G4,W8,D3,L2,V3,M2} R(129,115) { unequally_directed_lines( 
% 0.43/1.16    parallel_through_point( X, Z ), Y ), ! unequally_directed_lines( X, Y )
% 0.43/1.16     }.
% 0.43/1.16  (262) {G5,W9,D3,L2,V3,M1} R(194,4) { ! convergent_lines( X, Z ), 
% 0.43/1.16    unequally_directed_lines( parallel_through_point( X, Y ), reverse_line( Z
% 0.43/1.16     ) ) }.
% 0.43/1.16  (263) {G5,W8,D3,L2,V3,M1} R(194,3) { ! convergent_lines( X, Z ), 
% 0.43/1.16    unequally_directed_lines( parallel_through_point( X, Y ), Z ) }.
% 0.43/1.16  (354) {G6,W8,D3,L2,V3,M2} R(263,5);r(262) { convergent_lines( 
% 0.43/1.16    parallel_through_point( X, Z ), Y ), ! convergent_lines( X, Y ) }.
% 0.43/1.16  (357) {G7,W5,D3,L1,V1,M1} R(354,91) { convergent_lines( 
% 0.43/1.16    parallel_through_point( skol1, X ), skol2 ) }.
% 0.43/1.16  (358) {G8,W7,D4,L1,V2,M1} R(357,354) { convergent_lines( 
% 0.43/1.16    parallel_through_point( parallel_through_point( skol1, X ), Y ), skol2 )
% 0.43/1.16     }.
% 0.43/1.16  (360) {G1,W7,D3,L2,V2,M2} S(51);r(53);r(53) { ! unequally_directed_lines( X
% 0.43/1.16    , reverse_line( Y ) ), ! unequally_directed_lines( X, Y ) }.
% 0.43/1.16  (362) {G6,W3,D2,L1,V2,M1} R(360,263);r(262) { ! convergent_lines( X, Z )
% 0.43/1.16     }.
% 0.43/1.16  (402) {G9,W0,D0,L0,V0,M0} R(362,358) {  }.
% 0.43/1.16  
% 0.43/1.16  
% 0.43/1.16  % SZS output end Refutation
% 0.43/1.16  found a proof!
% 0.43/1.16  
% 0.43/1.16  *** allocated 33750 integers for clauses
% 0.43/1.16  
% 0.43/1.16  Unprocessed initial clauses:
% 0.43/1.16  
% 0.43/1.16  (404) {G0,W10,D3,L3,V2,M3}  { ! apart_point_and_line( X, Y ), 
% 0.43/1.16    left_apart_point( X, Y ), left_apart_point( X, reverse_line( Y ) ) }.
% 0.43/1.16  (405) {G0,W6,D2,L2,V2,M2}  { ! left_apart_point( X, Y ), 
% 0.43/1.16    apart_point_and_line( X, Y ) }.
% 0.43/1.16  (406) {G0,W7,D3,L2,V2,M2}  { ! left_apart_point( X, reverse_line( Y ) ), 
% 0.43/1.16    apart_point_and_line( X, Y ) }.
% 0.43/1.16  (407) {G0,W6,D2,L2,V2,M2}  { ! convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, Y ) }.
% 0.43/1.16  (408) {G0,W7,D3,L2,V2,M2}  { ! convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  (409) {G0,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), convergent_lines( X, Y
% 0.43/1.16     ) }.
% 0.43/1.16  (410) {G0,W12,D2,L3,V3,M3}  { ! divides_points( Z, X, Y ), alpha1( X, Y, Z
% 0.43/1.16     ), alpha4( X, Y, Z ) }.
% 0.43/1.16  (411) {G0,W8,D2,L2,V3,M2}  { ! alpha1( X, Y, Z ), divides_points( Z, X, Y )
% 0.43/1.16     }.
% 0.43/1.16  (412) {G0,W8,D2,L2,V3,M2}  { ! alpha4( X, Y, Z ), divides_points( Z, X, Y )
% 0.43/1.16     }.
% 0.43/1.16  (413) {G0,W8,D3,L2,V3,M2}  { ! alpha4( X, Y, Z ), left_apart_point( X, 
% 0.43/1.16    reverse_line( Z ) ) }.
% 0.43/1.16  (414) {G0,W7,D2,L2,V3,M2}  { ! alpha4( X, Y, Z ), left_apart_point( Y, Z )
% 0.43/1.16     }.
% 0.43/1.16  (415) {G0,W11,D3,L3,V3,M3}  { ! left_apart_point( X, reverse_line( Z ) ), !
% 0.43/1.16     left_apart_point( Y, Z ), alpha4( X, Y, Z ) }.
% 0.43/1.16  (416) {G0,W7,D2,L2,V3,M2}  { ! alpha1( X, Y, Z ), left_apart_point( X, Z )
% 0.43/1.16     }.
% 0.43/1.16  (417) {G0,W8,D3,L2,V3,M2}  { ! alpha1( X, Y, Z ), left_apart_point( Y, 
% 0.43/1.16    reverse_line( Z ) ) }.
% 0.43/1.16  (418) {G0,W11,D3,L3,V3,M3}  { ! left_apart_point( X, Z ), ! 
% 0.43/1.16    left_apart_point( Y, reverse_line( Z ) ), alpha1( X, Y, Z ) }.
% 0.43/1.16  (419) {G0,W7,D2,L2,V3,M2}  { ! before_on_line( X, Y, Z ), distinct_points( 
% 0.43/1.16    Y, Z ) }.
% 0.43/1.16  (420) {G0,W8,D2,L2,V3,M2}  { ! before_on_line( X, Y, Z ), alpha7( X, Y, Z )
% 0.43/1.16     }.
% 0.43/1.16  (421) {G0,W11,D2,L3,V3,M3}  { ! distinct_points( Y, Z ), ! alpha7( X, Y, Z
% 0.43/1.16     ), before_on_line( X, Y, Z ) }.
% 0.43/1.16  (422) {G0,W7,D2,L2,V3,M2}  { ! alpha7( X, Y, Z ), alpha2( X, Y ) }.
% 0.43/1.16  (423) {G0,W8,D2,L2,V3,M2}  { ! alpha7( X, Y, Z ), alpha8( X, Y, Z ) }.
% 0.43/1.16  (424) {G0,W11,D2,L3,V3,M3}  { ! alpha2( X, Y ), ! alpha8( X, Y, Z ), alpha7
% 0.43/1.16    ( X, Y, Z ) }.
% 0.43/1.16  (425) {G0,W7,D2,L2,V3,M2}  { ! alpha8( X, Y, Z ), alpha5( X, Z ) }.
% 0.43/1.16  (426) {G0,W9,D3,L2,V3,M2}  { ! alpha8( X, Y, Z ), ! 
% 0.43/1.16    unequally_directed_lines( X, line_connecting( Y, Z ) ) }.
% 0.43/1.16  (427) {G0,W12,D3,L3,V3,M3}  { ! alpha5( X, Z ), unequally_directed_lines( X
% 0.43/1.16    , line_connecting( Y, Z ) ), alpha8( X, Y, Z ) }.
% 0.43/1.16  (428) {G0,W6,D2,L2,V2,M2}  { ! alpha5( X, Y ), ! left_apart_point( Y, X )
% 0.43/1.16     }.
% 0.43/1.16  (429) {G0,W7,D3,L2,V2,M2}  { ! alpha5( X, Y ), ! left_apart_point( Y, 
% 0.43/1.16    reverse_line( X ) ) }.
% 0.43/1.16  (430) {G0,W10,D3,L3,V2,M3}  { left_apart_point( Y, X ), left_apart_point( Y
% 0.43/1.16    , reverse_line( X ) ), alpha5( X, Y ) }.
% 0.43/1.16  (431) {G0,W6,D2,L2,V2,M2}  { ! alpha2( X, Y ), ! left_apart_point( Y, X )
% 0.43/1.16     }.
% 0.43/1.16  (432) {G0,W7,D3,L2,V2,M2}  { ! alpha2( X, Y ), ! left_apart_point( Y, 
% 0.43/1.16    reverse_line( X ) ) }.
% 0.43/1.16  (433) {G0,W10,D3,L3,V2,M3}  { left_apart_point( Y, X ), left_apart_point( Y
% 0.43/1.16    , reverse_line( X ) ), alpha2( X, Y ) }.
% 0.43/1.16  (434) {G0,W15,D2,L3,V4,M3}  { ! between_on_line( X, Y, Z, T ), alpha3( X, Y
% 0.43/1.16    , Z, T ), alpha6( X, Y, Z, T ) }.
% 0.43/1.16  (435) {G0,W10,D2,L2,V4,M2}  { ! alpha3( X, Y, Z, T ), between_on_line( X, Y
% 0.43/1.16    , Z, T ) }.
% 0.43/1.16  (436) {G0,W10,D2,L2,V4,M2}  { ! alpha6( X, Y, Z, T ), between_on_line( X, Y
% 0.43/1.16    , Z, T ) }.
% 0.43/1.16  (437) {G0,W9,D2,L2,V4,M2}  { ! alpha6( X, Y, Z, T ), before_on_line( X, T, 
% 0.43/1.16    Z ) }.
% 0.43/1.16  (438) {G0,W9,D2,L2,V4,M2}  { ! alpha6( X, Y, Z, T ), before_on_line( X, Z, 
% 0.43/1.16    Y ) }.
% 0.43/1.16  (439) {G0,W13,D2,L3,V4,M3}  { ! before_on_line( X, T, Z ), ! before_on_line
% 0.43/1.16    ( X, Z, Y ), alpha6( X, Y, Z, T ) }.
% 0.43/1.16  (440) {G0,W9,D2,L2,V4,M2}  { ! alpha3( X, Y, Z, T ), before_on_line( X, Y, 
% 0.43/1.16    Z ) }.
% 0.43/1.16  (441) {G0,W9,D2,L2,V4,M2}  { ! alpha3( X, Y, Z, T ), before_on_line( X, Z, 
% 0.43/1.16    T ) }.
% 0.43/1.16  (442) {G0,W13,D2,L3,V4,M3}  { ! before_on_line( X, Y, Z ), ! before_on_line
% 0.43/1.16    ( X, Z, T ), alpha3( X, Y, Z, T ) }.
% 0.43/1.16  (443) {G0,W3,D2,L1,V1,M1}  { ! distinct_points( X, X ) }.
% 0.43/1.16  (444) {G0,W9,D2,L3,V3,M3}  { ! distinct_points( X, Y ), distinct_points( X
% 0.43/1.16    , Z ), distinct_points( Y, Z ) }.
% 0.43/1.16  (445) {G0,W3,D2,L1,V1,M1}  { ! distinct_lines( X, X ) }.
% 0.43/1.16  (446) {G0,W9,D2,L3,V3,M3}  { ! distinct_lines( X, Y ), distinct_lines( X, Z
% 0.43/1.16     ), distinct_lines( Y, Z ) }.
% 0.43/1.16  (447) {G0,W3,D2,L1,V1,M1}  { ! unequally_directed_lines( X, X ) }.
% 0.43/1.16  (448) {G0,W9,D2,L3,V3,M3}  { ! unequally_directed_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, Z ), unequally_directed_lines( Y, Z ) }.
% 0.43/1.16  (449) {G0,W13,D3,L4,V3,M4}  { ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), alpha9( X, Z ), 
% 0.43/1.16    unequally_directed_lines( Y, Z ) }.
% 0.43/1.16  (450) {G0,W14,D3,L4,V3,M4}  { ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), alpha9( X, Z ), 
% 0.43/1.16    unequally_directed_lines( Y, reverse_line( Z ) ) }.
% 0.43/1.16  (451) {G0,W6,D2,L2,V2,M2}  { ! alpha9( X, Y ), unequally_directed_lines( X
% 0.43/1.16    , Y ) }.
% 0.43/1.16  (452) {G0,W7,D3,L2,V2,M2}  { ! alpha9( X, Y ), unequally_directed_lines( X
% 0.43/1.16    , reverse_line( Y ) ) }.
% 0.43/1.16  (453) {G0,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), alpha9( X, Y ) }.
% 0.43/1.16  (454) {G0,W11,D3,L4,V2,M4}  { ! line( X ), ! line( Y ), 
% 0.43/1.16    unequally_directed_lines( X, Y ), unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ) }.
% 0.43/1.16  (455) {G0,W14,D3,L4,V2,M4}  { ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), left_convergent_lines( 
% 0.43/1.16    X, Y ), left_convergent_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  (456) {G0,W3,D2,L1,V2,M1}  { ! left_apart_point( X, Y ) }.
% 0.43/1.16  (457) {G0,W4,D3,L1,V2,M1}  { ! left_apart_point( X, reverse_line( Y ) ) }.
% 0.43/1.16  (458) {G0,W3,D2,L1,V2,M1}  { ! left_convergent_lines( X, Y ) }.
% 0.43/1.16  (459) {G0,W4,D3,L1,V2,M1}  { ! left_convergent_lines( X, reverse_line( Y )
% 0.43/1.16     ) }.
% 0.43/1.16  (460) {G0,W11,D3,L4,V2,M4}  { ! point( X ), ! point( Y ), ! distinct_points
% 0.43/1.16    ( X, Y ), line( line_connecting( X, Y ) ) }.
% 0.43/1.16  (461) {G0,W15,D3,L5,V2,M5}  { ! line( X ), ! line( Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), point( intersection_point( X, Y ) ) }.
% 0.43/1.16  (462) {G0,W8,D3,L3,V2,M3}  { ! point( Y ), ! line( X ), line( 
% 0.43/1.16    parallel_through_point( X, Y ) ) }.
% 0.43/1.16  (463) {G0,W5,D3,L2,V1,M2}  { ! line( X ), line( reverse_line( X ) ) }.
% 0.43/1.16  (464) {G0,W8,D3,L2,V2,M2}  { ! distinct_points( X, Y ), ! 
% 0.43/1.16    apart_point_and_line( X, line_connecting( X, Y ) ) }.
% 0.43/1.16  (465) {G0,W8,D3,L2,V2,M2}  { ! distinct_points( X, Y ), ! 
% 0.43/1.16    apart_point_and_line( Y, line_connecting( X, Y ) ) }.
% 0.43/1.16  (466) {G0,W12,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), ! apart_point_and_line
% 0.43/1.16    ( intersection_point( X, Y ), X ) }.
% 0.43/1.16  (467) {G0,W12,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ), ! apart_point_and_line
% 0.43/1.16    ( intersection_point( X, Y ), Y ) }.
% 0.43/1.16  (468) {G0,W5,D3,L1,V2,M1}  { ! apart_point_and_line( X, 
% 0.43/1.16    parallel_through_point( Y, X ) ) }.
% 0.43/1.16  (469) {G0,W4,D3,L1,V1,M1}  { ! distinct_lines( X, reverse_line( X ) ) }.
% 0.43/1.16  (470) {G0,W8,D4,L1,V2,M1}  { ! unequally_directed_lines( line_connecting( X
% 0.43/1.16    , Y ), reverse_line( line_connecting( Y, X ) ) ) }.
% 0.43/1.16  (471) {G0,W5,D3,L1,V2,M1}  { ! unequally_directed_lines( 
% 0.43/1.16    parallel_through_point( Y, X ), Y ) }.
% 0.43/1.16  (472) {G0,W34,D3,L10,V4,M10}  { ! distinct_points( X, Y ), ! distinct_lines
% 0.43/1.16    ( Z, T ), left_apart_point( X, Z ), left_apart_point( Y, Z ), 
% 0.43/1.16    left_apart_point( X, T ), left_apart_point( Y, T ), left_apart_point( X, 
% 0.43/1.16    reverse_line( Z ) ), left_apart_point( Y, reverse_line( Z ) ), 
% 0.43/1.16    left_apart_point( X, reverse_line( T ) ), left_apart_point( Y, 
% 0.43/1.16    reverse_line( T ) ) }.
% 0.43/1.16  (473) {G0,W14,D3,L4,V3,M4}  { ! distinct_points( X, Y ), ! left_apart_point
% 0.43/1.16    ( X, Z ), left_apart_point( Y, Z ), left_convergent_lines( 
% 0.43/1.16    line_connecting( X, Y ), Z ) }.
% 0.43/1.16  (474) {G0,W9,D2,L3,V3,M3}  { ! left_apart_point( X, Y ), distinct_points( X
% 0.43/1.16    , Z ), left_apart_point( Z, Y ) }.
% 0.43/1.16  (475) {G0,W13,D3,L4,V3,M4}  { ! left_apart_point( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( Y, Z ), distinct_lines( Y, Z ), 
% 0.43/1.16    left_apart_point( X, reverse_line( Z ) ) }.
% 0.43/1.16  (476) {G0,W9,D2,L3,V3,M3}  { ! left_convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( Y, Z ), left_convergent_lines( X, Z ) }.
% 0.43/1.16  (477) {G0,W10,D3,L3,V0,M3}  { alpha10( skol1, skol2 ), ! 
% 0.43/1.16    unequally_directed_lines( skol1, skol2 ), ! unequally_directed_lines( 
% 0.43/1.16    skol1, reverse_line( skol2 ) ) }.
% 0.43/1.16  (478) {G0,W6,D2,L2,V0,M2}  { alpha10( skol1, skol2 ), convergent_lines( 
% 0.43/1.16    skol1, skol2 ) }.
% 0.43/1.16  (479) {G0,W6,D2,L2,V2,M2}  { ! alpha10( X, Y ), ! convergent_lines( X, Y )
% 0.43/1.16     }.
% 0.43/1.16  (480) {G0,W6,D2,L2,V2,M2}  { ! alpha10( X, Y ), unequally_directed_lines( X
% 0.43/1.16    , Y ) }.
% 0.43/1.16  (481) {G0,W7,D3,L2,V2,M2}  { ! alpha10( X, Y ), unequally_directed_lines( X
% 0.43/1.16    , reverse_line( Y ) ) }.
% 0.43/1.16  (482) {G0,W13,D3,L4,V2,M4}  { convergent_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ), alpha10( X, Y ) }.
% 0.43/1.16  
% 0.43/1.16  
% 0.43/1.16  Total Proof:
% 0.43/1.16  
% 0.43/1.16  subsumption: (3) {G0,W6,D2,L2,V2,M1} I { ! convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, Y ) }.
% 0.43/1.16  parent0: (407) {G0,W6,D2,L2,V2,M2}  { ! convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, Y ) }.
% 0.43/1.16  substitution0:
% 0.43/1.16     X := X
% 0.43/1.16     Y := Y
% 0.43/1.16  end
% 0.43/1.16  permutation0:
% 0.43/1.16     0 ==> 0
% 0.43/1.16     1 ==> 1
% 0.43/1.16  end
% 0.43/1.16  
% 0.43/1.16  subsumption: (4) {G0,W7,D3,L2,V2,M1} I { ! convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  parent0: (408) {G0,W7,D3,L2,V2,M2}  { ! convergent_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  substitution0:
% 0.43/1.16     X := X
% 0.43/1.16     Y := Y
% 0.43/1.16  end
% 0.43/1.16  permutation0:
% 0.43/1.16     0 ==> 0
% 0.43/1.16     1 ==> 1
% 0.43/1.16  end
% 0.43/1.16  
% 0.43/1.16  subsumption: (5) {G0,W10,D3,L3,V2,M2} I { convergent_lines( X, Y ), ! 
% 0.43/1.16    unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.16    reverse_line( Y ) ) }.
% 0.43/1.16  parent0: (409) {G0,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y ), 
% 0.43/1.16    ! unequally_directed_lines( X, reverse_line( Y ) ), convergent_lines( X, 
% 0.43/1.16    Y ) }.
% 0.43/1.16  substitution0:
% 0.43/1.16     X := X
% 0.43/1.16     Y := Y
% 0.43/1.16  end
% 0.43/1.16  permutation0:
% 0.43/1.16     0 ==> 1
% 0.43/1.16     1 ==> 2
% 0.43/1.16     2 ==> 0
% 0.43/1.16  end
% 0.43/1.16  
% 0.43/1.16  subsumption: (43) {G0,W3,D2,L1,V1,M1} I { ! unequally_directed_lines( X, X
% 0.43/1.16     ) }.
% 0.43/1.16  parent0: (447) {G0,W3,D2,L1,V1,M1}  { ! unequally_directed_lines( X, X )
% 0.43/1.16     }.
% 0.43/1.16  substitution0:
% 0.43/1.16     X := X
% 0.43/1.16  end
% 0.43/1.16  permutation0:
% 0.43/1.16     0 ==> 0
% 0.43/1.16  end
% 0.43/1.16  
% 0.43/1.16  subsumption: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z )
% 0.43/1.16    , unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y )
% 0.43/1.16     }.
% 0.43/1.16  parent0: (448) {G0,W9,D2,L3,V3,M3}  { ! unequally_directed_lines( X, Y ), 
% 0.43/1.16    unequally_directed_lines( X, Z ), unequally_directed_lines( Y, Z ) }.
% 0.43/1.16  substitution0:
% 0.43/1.16     X := X
% 0.43/1.16     Y := Y
% 0.43/1.16     Z := Z
% 0.43/1.16  end
% 0.43/1.16  permutation0:
% 0.43/1.16     0 ==> 2
% 0.43/1.16     1 ==> 0
% 0.43/1.16     2 ==> 1
% 0.43/1.16  end
% 0.43/1.16  
% 0.43/1.16  subsumption: (51) {G0,W14,D3,L4,V2,M2} I { ! unequally_directed_lines( X, Y
% 0.43/1.16     ), ! unequally_directed_lines( X, reverse_line( Y ) ), 
% 0.43/1.16    left_convergent_lines( X, reverse_line( Y ) ), left_convergent_lines( X, 
% 0.43/1.16    Y ) }.
% 0.43/1.16  parent0: (455) {G0,W14,D3,L4,V2,M4}  { ! unequally_directed_lines( X, Y ), 
% 0.43/1.16    ! unequally_directed_lines( X, reverse_line( Y ) ), left_convergent_lines
% 0.43/1.16    ( X, Y ), left_convergent_lines( X, reverse_line( Y ) ) }.
% 0.43/1.16  substitution0:
% 0.43/1.16     X := X
% 0.43/1.16     Y := Y
% 0.43/1.16  end
% 0.43/1.16  permutation0:
% 0.43/1.16     0 ==> 0
% 0.43/1.16     1 ==> 1
% 0.43/1.16     2 ==> 3
% 0.43/1.16     3 ==> 2
% 0.43/1.16  end
% 0.43/1.16  
% 0.43/1.16  subsumption: (53) {G0,W3,D2,L1,V2,M1} I { ! left_convergent_lines( X, Y )
% 0.43/1.16     }.
% 0.43/1.16  parent0: (458) {G0,W3,D2,L1,V2,M1}  { ! left_convergent_lines( X, Y ) }.
% 0.43/1.16  substitution0:
% 0.43/1.16     X := X
% 0.43/1.16     Y := Y
% 0.43/1.16  end
% 0.43/1.16  permutation0:
% 0.43/1.16     0 ==> 0
% 0.43/1.16  end
% 0.43/1.16  
% 0.43/1.16  subsumption: (65) {G0,W5,D3,L1,V2,M1} I { ! unequally_directed_lines( 
% 0.43/1.16    parallel_through_point( Y, X ), Y ) }.
% 0.43/1.16  parent0: (471) {G0,W5,D3,L1,V2,M1}  { ! unequally_directed_lines( 
% 0.43/1.16    parallel_through_point( Y, X ), Y ) }.
% 0.43/1.16  substitution0:
% 0.43/1.16     X := X
% 0.43/1.16     Y := Y
% 0.43/1.16  end
% 0.43/1.16  permutation0:
% 0.43/1.16     0 ==> 0
% 0.43/1.16  end
% 0.43/1.16  
% 0.43/1.16  subsumption: (68) {G0,W6,D2,L2,V0,M1} I { convergent_lines( skol1, skol2 )
% 0.43/1.16    , alpha10( skol1, skol2 ) }.
% 0.43/1.16  parent0: (478) {G0,W6,D2,L2,V0,M2}  { alpha10( skol1, skol2 ), 
% 0.43/1.17    convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 1
% 0.43/1.17     1 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (70) {G0,W6,D2,L2,V2,M1} I { unequally_directed_lines( X, Y )
% 0.43/1.17    , ! alpha10( X, Y ) }.
% 0.43/1.17  parent0: (480) {G0,W6,D2,L2,V2,M2}  { ! alpha10( X, Y ), 
% 0.43/1.17    unequally_directed_lines( X, Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 1
% 0.43/1.17     1 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (71) {G0,W7,D3,L2,V2,M1} I { unequally_directed_lines( X, 
% 0.43/1.17    reverse_line( Y ) ), ! alpha10( X, Y ) }.
% 0.43/1.17  parent0: (481) {G0,W7,D3,L2,V2,M2}  { ! alpha10( X, Y ), 
% 0.43/1.17    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 1
% 0.43/1.17     1 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (614) {G1,W6,D2,L2,V0,M2}  { unequally_directed_lines( skol1, 
% 0.43/1.17    skol2 ), convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  parent0[1]: (70) {G0,W6,D2,L2,V2,M1} I { unequally_directed_lines( X, Y ), 
% 0.43/1.17    ! alpha10( X, Y ) }.
% 0.43/1.17  parent1[1]: (68) {G0,W6,D2,L2,V0,M1} I { convergent_lines( skol1, skol2 ), 
% 0.43/1.17    alpha10( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := skol1
% 0.43/1.17     Y := skol2
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (615) {G1,W6,D2,L2,V0,M2}  { unequally_directed_lines( skol1, 
% 0.43/1.17    skol2 ), unequally_directed_lines( skol1, skol2 ) }.
% 0.43/1.17  parent0[0]: (3) {G0,W6,D2,L2,V2,M1} I { ! convergent_lines( X, Y ), 
% 0.43/1.17    unequally_directed_lines( X, Y ) }.
% 0.43/1.17  parent1[1]: (614) {G1,W6,D2,L2,V0,M2}  { unequally_directed_lines( skol1, 
% 0.43/1.17    skol2 ), convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := skol1
% 0.43/1.17     Y := skol2
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  factor: (616) {G1,W3,D2,L1,V0,M1}  { unequally_directed_lines( skol1, skol2
% 0.43/1.17     ) }.
% 0.43/1.17  parent0[0, 1]: (615) {G1,W6,D2,L2,V0,M2}  { unequally_directed_lines( skol1
% 0.43/1.17    , skol2 ), unequally_directed_lines( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (81) {G1,W3,D2,L1,V0,M1} R(68,70);r(3) { 
% 0.43/1.17    unequally_directed_lines( skol1, skol2 ) }.
% 0.43/1.17  parent0: (616) {G1,W3,D2,L1,V0,M1}  { unequally_directed_lines( skol1, 
% 0.43/1.17    skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (617) {G1,W7,D3,L2,V0,M2}  { convergent_lines( skol1, skol2 ), 
% 0.43/1.17    ! unequally_directed_lines( skol1, reverse_line( skol2 ) ) }.
% 0.43/1.17  parent0[1]: (5) {G0,W10,D3,L3,V2,M2} I { convergent_lines( X, Y ), ! 
% 0.43/1.17    unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.17    reverse_line( Y ) ) }.
% 0.43/1.17  parent1[0]: (81) {G1,W3,D2,L1,V0,M1} R(68,70);r(3) { 
% 0.43/1.17    unequally_directed_lines( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := skol1
% 0.43/1.17     Y := skol2
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (82) {G2,W7,D3,L2,V0,M1} R(5,81) { convergent_lines( skol1, 
% 0.43/1.17    skol2 ), ! unequally_directed_lines( skol1, reverse_line( skol2 ) ) }.
% 0.43/1.17  parent0: (617) {G1,W7,D3,L2,V0,M2}  { convergent_lines( skol1, skol2 ), ! 
% 0.43/1.17    unequally_directed_lines( skol1, reverse_line( skol2 ) ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17     1 ==> 1
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (618) {G1,W7,D3,L2,V0,M2}  { unequally_directed_lines( skol1, 
% 0.43/1.17    reverse_line( skol2 ) ), convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  parent0[1]: (71) {G0,W7,D3,L2,V2,M1} I { unequally_directed_lines( X, 
% 0.43/1.17    reverse_line( Y ) ), ! alpha10( X, Y ) }.
% 0.43/1.17  parent1[1]: (68) {G0,W6,D2,L2,V0,M1} I { convergent_lines( skol1, skol2 ), 
% 0.43/1.17    alpha10( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := skol1
% 0.43/1.17     Y := skol2
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (619) {G2,W6,D2,L2,V0,M2}  { convergent_lines( skol1, skol2 ), 
% 0.43/1.17    convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  parent0[1]: (82) {G2,W7,D3,L2,V0,M1} R(5,81) { convergent_lines( skol1, 
% 0.43/1.17    skol2 ), ! unequally_directed_lines( skol1, reverse_line( skol2 ) ) }.
% 0.43/1.17  parent1[0]: (618) {G1,W7,D3,L2,V0,M2}  { unequally_directed_lines( skol1, 
% 0.43/1.17    reverse_line( skol2 ) ), convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  factor: (620) {G2,W3,D2,L1,V0,M1}  { convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  parent0[0, 1]: (619) {G2,W6,D2,L2,V0,M2}  { convergent_lines( skol1, skol2
% 0.43/1.17     ), convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (91) {G3,W3,D2,L1,V0,M1} R(71,68);r(82) { convergent_lines( 
% 0.43/1.17    skol1, skol2 ) }.
% 0.43/1.17  parent0: (620) {G2,W3,D2,L1,V0,M1}  { convergent_lines( skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (621) {G1,W6,D2,L2,V2,M2}  { unequally_directed_lines( Y, X ), 
% 0.43/1.17    ! unequally_directed_lines( X, Y ) }.
% 0.43/1.17  parent0[0]: (43) {G0,W3,D2,L1,V1,M1} I { ! unequally_directed_lines( X, X )
% 0.43/1.17     }.
% 0.43/1.17  parent1[0]: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.43/1.17    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := X
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (115) {G1,W6,D2,L2,V2,M2} R(44,43) { ! 
% 0.43/1.17    unequally_directed_lines( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.43/1.17  parent0: (621) {G1,W6,D2,L2,V2,M2}  { unequally_directed_lines( Y, X ), ! 
% 0.43/1.17    unequally_directed_lines( X, Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := Y
% 0.43/1.17     Y := X
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 1
% 0.43/1.17     1 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (623) {G1,W5,D3,L1,V2,M1}  { ! unequally_directed_lines( X, 
% 0.43/1.17    parallel_through_point( X, Y ) ) }.
% 0.43/1.17  parent0[0]: (65) {G0,W5,D3,L1,V2,M1} I { ! unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( Y, X ), Y ) }.
% 0.43/1.17  parent1[1]: (115) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines
% 0.43/1.17    ( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := Y
% 0.43/1.17     Y := X
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := parallel_through_point( X, Y )
% 0.43/1.17     Y := X
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (127) {G2,W5,D3,L1,V2,M1} R(115,65) { ! 
% 0.43/1.17    unequally_directed_lines( X, parallel_through_point( X, Y ) ) }.
% 0.43/1.17  parent0: (623) {G1,W5,D3,L1,V2,M1}  { ! unequally_directed_lines( X, 
% 0.43/1.17    parallel_through_point( X, Y ) ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (624) {G1,W8,D3,L2,V3,M2}  { unequally_directed_lines( Z, 
% 0.43/1.17    parallel_through_point( X, Y ) ), ! unequally_directed_lines( X, Z ) }.
% 0.43/1.17  parent0[0]: (127) {G2,W5,D3,L1,V2,M1} R(115,65) { ! 
% 0.43/1.17    unequally_directed_lines( X, parallel_through_point( X, Y ) ) }.
% 0.43/1.17  parent1[0]: (44) {G0,W9,D2,L3,V3,M3} I { unequally_directed_lines( X, Z ), 
% 0.43/1.17    unequally_directed_lines( Y, Z ), ! unequally_directed_lines( X, Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Z
% 0.43/1.17     Z := parallel_through_point( X, Y )
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (129) {G3,W8,D3,L2,V3,M2} R(127,44) { ! 
% 0.43/1.17    unequally_directed_lines( Y, X ), unequally_directed_lines( X, 
% 0.43/1.17    parallel_through_point( Y, Z ) ) }.
% 0.43/1.17  parent0: (624) {G1,W8,D3,L2,V3,M2}  { unequally_directed_lines( Z, 
% 0.43/1.17    parallel_through_point( X, Y ) ), ! unequally_directed_lines( X, Z ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := Y
% 0.43/1.17     Y := Z
% 0.43/1.17     Z := X
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 1
% 0.43/1.17     1 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (627) {G2,W8,D3,L2,V3,M2}  { unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( Y, Z ), X ), ! unequally_directed_lines( Y, X )
% 0.43/1.17     }.
% 0.43/1.17  parent0[0]: (115) {G1,W6,D2,L2,V2,M2} R(44,43) { ! unequally_directed_lines
% 0.43/1.17    ( Y, X ), unequally_directed_lines( X, Y ) }.
% 0.43/1.17  parent1[1]: (129) {G3,W8,D3,L2,V3,M2} R(127,44) { ! 
% 0.43/1.17    unequally_directed_lines( Y, X ), unequally_directed_lines( X, 
% 0.43/1.17    parallel_through_point( Y, Z ) ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := parallel_through_point( Y, Z )
% 0.43/1.17     Y := X
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (194) {G4,W8,D3,L2,V3,M2} R(129,115) { 
% 0.43/1.17    unequally_directed_lines( parallel_through_point( X, Z ), Y ), ! 
% 0.43/1.17    unequally_directed_lines( X, Y ) }.
% 0.43/1.17  parent0: (627) {G2,W8,D3,L2,V3,M2}  { unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( Y, Z ), X ), ! unequally_directed_lines( Y, X )
% 0.43/1.17     }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := Y
% 0.43/1.17     Y := X
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17     1 ==> 1
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (628) {G1,W9,D3,L2,V3,M2}  { unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), reverse_line( Z ) ), ! convergent_lines( 
% 0.43/1.17    X, Z ) }.
% 0.43/1.17  parent0[1]: (194) {G4,W8,D3,L2,V3,M2} R(129,115) { unequally_directed_lines
% 0.43/1.17    ( parallel_through_point( X, Z ), Y ), ! unequally_directed_lines( X, Y )
% 0.43/1.17     }.
% 0.43/1.17  parent1[1]: (4) {G0,W7,D3,L2,V2,M1} I { ! convergent_lines( X, Y ), 
% 0.43/1.17    unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := reverse_line( Z )
% 0.43/1.17     Z := Y
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Z
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (262) {G5,W9,D3,L2,V3,M1} R(194,4) { ! convergent_lines( X, Z
% 0.43/1.17     ), unequally_directed_lines( parallel_through_point( X, Y ), 
% 0.43/1.17    reverse_line( Z ) ) }.
% 0.43/1.17  parent0: (628) {G1,W9,D3,L2,V3,M2}  { unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), reverse_line( Z ) ), ! convergent_lines( 
% 0.43/1.17    X, Z ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 1
% 0.43/1.17     1 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (629) {G1,W8,D3,L2,V3,M2}  { unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), Z ), ! convergent_lines( X, Z ) }.
% 0.43/1.17  parent0[1]: (194) {G4,W8,D3,L2,V3,M2} R(129,115) { unequally_directed_lines
% 0.43/1.17    ( parallel_through_point( X, Z ), Y ), ! unequally_directed_lines( X, Y )
% 0.43/1.17     }.
% 0.43/1.17  parent1[1]: (3) {G0,W6,D2,L2,V2,M1} I { ! convergent_lines( X, Y ), 
% 0.43/1.17    unequally_directed_lines( X, Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Z
% 0.43/1.17     Z := Y
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Z
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (263) {G5,W8,D3,L2,V3,M1} R(194,3) { ! convergent_lines( X, Z
% 0.43/1.17     ), unequally_directed_lines( parallel_through_point( X, Y ), Z ) }.
% 0.43/1.17  parent0: (629) {G1,W8,D3,L2,V3,M2}  { unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), Z ), ! convergent_lines( X, Z ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 1
% 0.43/1.17     1 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (631) {G1,W14,D3,L3,V3,M3}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), Z ), ! unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), reverse_line( Z ) ), ! convergent_lines( 
% 0.43/1.17    X, Z ) }.
% 0.43/1.17  parent0[1]: (5) {G0,W10,D3,L3,V2,M2} I { convergent_lines( X, Y ), ! 
% 0.43/1.17    unequally_directed_lines( X, Y ), ! unequally_directed_lines( X, 
% 0.43/1.17    reverse_line( Y ) ) }.
% 0.43/1.17  parent1[1]: (263) {G5,W8,D3,L2,V3,M1} R(194,3) { ! convergent_lines( X, Z )
% 0.43/1.17    , unequally_directed_lines( parallel_through_point( X, Y ), Z ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := parallel_through_point( X, Y )
% 0.43/1.17     Y := Z
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (633) {G2,W11,D3,L3,V3,M3}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), Z ), ! convergent_lines( X, Z ), ! 
% 0.43/1.17    convergent_lines( X, Z ) }.
% 0.43/1.17  parent0[1]: (631) {G1,W14,D3,L3,V3,M3}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), Z ), ! unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), reverse_line( Z ) ), ! convergent_lines( 
% 0.43/1.17    X, Z ) }.
% 0.43/1.17  parent1[1]: (262) {G5,W9,D3,L2,V3,M1} R(194,4) { ! convergent_lines( X, Z )
% 0.43/1.17    , unequally_directed_lines( parallel_through_point( X, Y ), reverse_line
% 0.43/1.17    ( Z ) ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  factor: (634) {G2,W8,D3,L2,V3,M2}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), Z ), ! convergent_lines( X, Z ) }.
% 0.43/1.17  parent0[1, 2]: (633) {G2,W11,D3,L3,V3,M3}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), Z ), ! convergent_lines( X, Z ), ! 
% 0.43/1.17    convergent_lines( X, Z ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (354) {G6,W8,D3,L2,V3,M2} R(263,5);r(262) { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Z ), Y ), ! convergent_lines( X, Y ) }.
% 0.43/1.17  parent0: (634) {G2,W8,D3,L2,V3,M2}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), Z ), ! convergent_lines( X, Z ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Z
% 0.43/1.17     Z := Y
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17     1 ==> 1
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (635) {G4,W5,D3,L1,V1,M1}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( skol1, X ), skol2 ) }.
% 0.43/1.17  parent0[1]: (354) {G6,W8,D3,L2,V3,M2} R(263,5);r(262) { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Z ), Y ), ! convergent_lines( X, Y ) }.
% 0.43/1.17  parent1[0]: (91) {G3,W3,D2,L1,V0,M1} R(71,68);r(82) { convergent_lines( 
% 0.43/1.17    skol1, skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := skol1
% 0.43/1.17     Y := skol2
% 0.43/1.17     Z := X
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (357) {G7,W5,D3,L1,V1,M1} R(354,91) { convergent_lines( 
% 0.43/1.17    parallel_through_point( skol1, X ), skol2 ) }.
% 0.43/1.17  parent0: (635) {G4,W5,D3,L1,V1,M1}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( skol1, X ), skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (636) {G7,W7,D4,L1,V2,M1}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( parallel_through_point( skol1, X ), Y ), skol2 )
% 0.43/1.17     }.
% 0.43/1.17  parent0[1]: (354) {G6,W8,D3,L2,V3,M2} R(263,5);r(262) { convergent_lines( 
% 0.43/1.17    parallel_through_point( X, Z ), Y ), ! convergent_lines( X, Y ) }.
% 0.43/1.17  parent1[0]: (357) {G7,W5,D3,L1,V1,M1} R(354,91) { convergent_lines( 
% 0.43/1.17    parallel_through_point( skol1, X ), skol2 ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := parallel_through_point( skol1, X )
% 0.43/1.17     Y := skol2
% 0.43/1.17     Z := Y
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (358) {G8,W7,D4,L1,V2,M1} R(357,354) { convergent_lines( 
% 0.43/1.17    parallel_through_point( parallel_through_point( skol1, X ), Y ), skol2 )
% 0.43/1.17     }.
% 0.43/1.17  parent0: (636) {G7,W7,D4,L1,V2,M1}  { convergent_lines( 
% 0.43/1.17    parallel_through_point( parallel_through_point( skol1, X ), Y ), skol2 )
% 0.43/1.17     }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (637) {G1,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y
% 0.43/1.17     ), ! unequally_directed_lines( X, reverse_line( Y ) ), 
% 0.43/1.17    left_convergent_lines( X, Y ) }.
% 0.43/1.17  parent0[0]: (53) {G0,W3,D2,L1,V2,M1} I { ! left_convergent_lines( X, Y )
% 0.43/1.17     }.
% 0.43/1.17  parent1[2]: (51) {G0,W14,D3,L4,V2,M2} I { ! unequally_directed_lines( X, Y
% 0.43/1.17     ), ! unequally_directed_lines( X, reverse_line( Y ) ), 
% 0.43/1.17    left_convergent_lines( X, reverse_line( Y ) ), left_convergent_lines( X, 
% 0.43/1.17    Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := reverse_line( Y )
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (639) {G1,W7,D3,L2,V2,M2}  { ! unequally_directed_lines( X, Y )
% 0.43/1.17    , ! unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.17  parent0[0]: (53) {G0,W3,D2,L1,V2,M1} I { ! left_convergent_lines( X, Y )
% 0.43/1.17     }.
% 0.43/1.17  parent1[2]: (637) {G1,W10,D3,L3,V2,M3}  { ! unequally_directed_lines( X, Y
% 0.43/1.17     ), ! unequally_directed_lines( X, reverse_line( Y ) ), 
% 0.43/1.17    left_convergent_lines( X, Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (360) {G1,W7,D3,L2,V2,M2} S(51);r(53);r(53) { ! 
% 0.43/1.17    unequally_directed_lines( X, reverse_line( Y ) ), ! 
% 0.43/1.17    unequally_directed_lines( X, Y ) }.
% 0.43/1.17  parent0: (639) {G1,W7,D3,L2,V2,M2}  { ! unequally_directed_lines( X, Y ), !
% 0.43/1.17     unequally_directed_lines( X, reverse_line( Y ) ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 1
% 0.43/1.17     1 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (641) {G2,W9,D3,L2,V3,M2}  { ! unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), reverse_line( Z ) ), ! convergent_lines( 
% 0.43/1.17    X, Z ) }.
% 0.43/1.17  parent0[1]: (360) {G1,W7,D3,L2,V2,M2} S(51);r(53);r(53) { ! 
% 0.43/1.17    unequally_directed_lines( X, reverse_line( Y ) ), ! 
% 0.43/1.17    unequally_directed_lines( X, Y ) }.
% 0.43/1.17  parent1[1]: (263) {G5,W8,D3,L2,V3,M1} R(194,3) { ! convergent_lines( X, Z )
% 0.43/1.17    , unequally_directed_lines( parallel_through_point( X, Y ), Z ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := parallel_through_point( X, Y )
% 0.43/1.17     Y := Z
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (642) {G3,W6,D2,L2,V2,M2}  { ! convergent_lines( X, Z ), ! 
% 0.43/1.17    convergent_lines( X, Z ) }.
% 0.43/1.17  parent0[0]: (641) {G2,W9,D3,L2,V3,M2}  { ! unequally_directed_lines( 
% 0.43/1.17    parallel_through_point( X, Y ), reverse_line( Z ) ), ! convergent_lines( 
% 0.43/1.17    X, Z ) }.
% 0.43/1.17  parent1[1]: (262) {G5,W9,D3,L2,V3,M1} R(194,4) { ! convergent_lines( X, Z )
% 0.43/1.17    , unequally_directed_lines( parallel_through_point( X, Y ), reverse_line
% 0.43/1.17    ( Z ) ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17     Z := Z
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  factor: (643) {G3,W3,D2,L1,V2,M1}  { ! convergent_lines( X, Y ) }.
% 0.43/1.17  parent0[0, 1]: (642) {G3,W6,D2,L2,V2,M2}  { ! convergent_lines( X, Z ), ! 
% 0.43/1.17    convergent_lines( X, Z ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Z
% 0.43/1.17     Z := Y
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (362) {G6,W3,D2,L1,V2,M1} R(360,263);r(262) { ! 
% 0.43/1.17    convergent_lines( X, Z ) }.
% 0.43/1.17  parent0: (643) {G3,W3,D2,L1,V2,M1}  { ! convergent_lines( X, Y ) }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Z
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17     0 ==> 0
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  resolution: (644) {G7,W0,D0,L0,V0,M0}  {  }.
% 0.43/1.17  parent0[0]: (362) {G6,W3,D2,L1,V2,M1} R(360,263);r(262) { ! 
% 0.43/1.17    convergent_lines( X, Z ) }.
% 0.43/1.17  parent1[0]: (358) {G8,W7,D4,L1,V2,M1} R(357,354) { convergent_lines( 
% 0.43/1.17    parallel_through_point( parallel_through_point( skol1, X ), Y ), skol2 )
% 0.43/1.17     }.
% 0.43/1.17  substitution0:
% 0.43/1.17     X := parallel_through_point( parallel_through_point( skol1, X ), Y )
% 0.43/1.17     Y := Z
% 0.43/1.17     Z := skol2
% 0.43/1.17  end
% 0.43/1.17  substitution1:
% 0.43/1.17     X := X
% 0.43/1.17     Y := Y
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  subsumption: (402) {G9,W0,D0,L0,V0,M0} R(362,358) {  }.
% 0.43/1.17  parent0: (644) {G7,W0,D0,L0,V0,M0}  {  }.
% 0.43/1.17  substitution0:
% 0.43/1.17  end
% 0.43/1.17  permutation0:
% 0.43/1.17  end
% 0.43/1.17  
% 0.43/1.17  Proof check complete!
% 0.43/1.17  
% 0.43/1.17  Memory use:
% 0.43/1.17  
% 0.43/1.17  space for terms:        5757
% 0.43/1.17  space for clauses:      21192
% 0.43/1.17  
% 0.43/1.17  
% 0.43/1.17  clauses generated:      903
% 0.43/1.17  clauses kept:           403
% 0.43/1.17  clauses selected:       126
% 0.43/1.17  clauses deleted:        22
% 0.43/1.17  clauses inuse deleted:  0
% 0.43/1.17  
% 0.43/1.17  subsentry:          3772
% 0.43/1.17  literals s-matched: 2182
% 0.43/1.17  literals matched:   2032
% 0.43/1.17  full subsumption:   599
% 0.43/1.17  
% 0.43/1.17  checksum:           -449038309
% 0.43/1.17  
% 0.43/1.17  
% 0.43/1.17  Bliksem ended
%------------------------------------------------------------------------------