TSTP Solution File: GEO174+3 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GEO174+3 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n012.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 02:52:15 EDT 2022

% Result   : Theorem 0.78s 1.40s
% Output   : Refutation 0.78s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13  % Problem  : GEO174+3 : TPTP v8.1.0. Released v4.0.0.
% 0.12/0.13  % Command  : bliksem %s
% 0.14/0.35  % Computer : n012.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % DateTime : Sat Jun 18 11:14:38 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.78/1.40  *** allocated 10000 integers for termspace/termends
% 0.78/1.40  *** allocated 10000 integers for clauses
% 0.78/1.40  *** allocated 10000 integers for justifications
% 0.78/1.40  Bliksem 1.12
% 0.78/1.40  
% 0.78/1.40  
% 0.78/1.40  Automatic Strategy Selection
% 0.78/1.40  
% 0.78/1.40  
% 0.78/1.40  Clauses:
% 0.78/1.40  
% 0.78/1.40  { ! distinct_points( X, X ) }.
% 0.78/1.40  { ! distinct_lines( X, X ) }.
% 0.78/1.40  { ! convergent_lines( X, X ) }.
% 0.78/1.40  { ! distinct_points( X, Y ), distinct_points( X, Z ), distinct_points( Y, Z
% 0.78/1.40     ) }.
% 0.78/1.40  { ! distinct_lines( X, Y ), distinct_lines( X, Z ), distinct_lines( Y, Z )
% 0.78/1.40     }.
% 0.78/1.40  { ! convergent_lines( X, Y ), convergent_lines( X, Z ), convergent_lines( Y
% 0.78/1.40    , Z ) }.
% 0.78/1.40  { ! distinct_points( X, Y ), ! apart_point_and_line( X, line_connecting( X
% 0.78/1.40    , Y ) ) }.
% 0.78/1.40  { ! distinct_points( X, Y ), ! apart_point_and_line( Y, line_connecting( X
% 0.78/1.40    , Y ) ) }.
% 0.78/1.40  { ! convergent_lines( X, Y ), ! apart_point_and_line( intersection_point( X
% 0.78/1.40    , Y ), X ) }.
% 0.78/1.40  { ! convergent_lines( X, Y ), ! apart_point_and_line( intersection_point( X
% 0.78/1.40    , Y ), Y ) }.
% 0.78/1.40  { ! distinct_points( X, Y ), ! distinct_lines( Z, T ), apart_point_and_line
% 0.78/1.40    ( X, Z ), apart_point_and_line( X, T ), apart_point_and_line( Y, Z ), 
% 0.78/1.40    apart_point_and_line( Y, T ) }.
% 0.78/1.40  { ! apart_point_and_line( X, Y ), distinct_points( X, Z ), 
% 0.78/1.40    apart_point_and_line( Z, Y ) }.
% 0.78/1.40  { ! apart_point_and_line( X, Y ), distinct_lines( Y, Z ), 
% 0.78/1.40    apart_point_and_line( X, Z ) }.
% 0.78/1.40  { ! convergent_lines( X, Y ), distinct_lines( Y, Z ), convergent_lines( X, 
% 0.78/1.40    Z ) }.
% 0.78/1.40  { ! distinct_lines( X, Y ), convergent_lines( X, Y ) }.
% 0.78/1.40  { ! convergent_lines( parallel_through_point( Y, X ), Y ) }.
% 0.78/1.40  { ! apart_point_and_line( X, parallel_through_point( Y, X ) ) }.
% 0.78/1.40  { ! distinct_lines( X, Y ), apart_point_and_line( Z, X ), 
% 0.78/1.40    apart_point_and_line( Z, Y ), convergent_lines( X, Y ) }.
% 0.78/1.40  { convergent_lines( X, Y ), unorthogonal_lines( X, Y ) }.
% 0.78/1.40  { ! convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ), alpha1( X, Z )
% 0.78/1.40    , convergent_lines( Y, Z ) }.
% 0.78/1.40  { ! convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ), alpha1( X, Z )
% 0.78/1.40    , unorthogonal_lines( Y, Z ) }.
% 0.78/1.40  { ! alpha1( X, Y ), convergent_lines( X, Y ) }.
% 0.78/1.40  { ! alpha1( X, Y ), unorthogonal_lines( X, Y ) }.
% 0.78/1.40  { ! convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ), alpha1( X, Y )
% 0.78/1.40     }.
% 0.78/1.40  { ! unorthogonal_lines( orthogonal_through_point( Y, X ), Y ) }.
% 0.78/1.40  { ! apart_point_and_line( X, orthogonal_through_point( Y, X ) ) }.
% 0.78/1.40  { ! distinct_lines( X, Y ), apart_point_and_line( Z, X ), 
% 0.78/1.40    apart_point_and_line( Z, Y ), unorthogonal_lines( X, T ), 
% 0.78/1.40    unorthogonal_lines( Y, T ) }.
% 0.78/1.40  { convergent_lines( X, Y ), unorthogonal_lines( X, Y ) }.
% 0.78/1.40  { alpha2( X, Z ), convergent_lines( Z, Y ), ! convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ) }.
% 0.78/1.40  { alpha2( X, Z ), unorthogonal_lines( Z, Y ), ! convergent_lines( X, Y ), !
% 0.78/1.40     unorthogonal_lines( X, Y ) }.
% 0.78/1.40  { ! alpha2( X, Y ), convergent_lines( Y, X ) }.
% 0.78/1.40  { ! alpha2( X, Y ), unorthogonal_lines( Y, X ) }.
% 0.78/1.40  { ! convergent_lines( Y, X ), ! unorthogonal_lines( Y, X ), alpha2( X, Y )
% 0.78/1.40     }.
% 0.78/1.40  { unorthogonal_lines( Z, X ), unorthogonal_lines( Z, Y ), ! 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  { ! point( X ), ! point( Y ), ! distinct_points( X, Y ), line( 
% 0.78/1.40    line_connecting( X, Y ) ) }.
% 0.78/1.40  { ! line( X ), ! line( Y ), ! convergent_lines( X, Y ), point( 
% 0.78/1.40    intersection_point( X, Y ) ) }.
% 0.78/1.40  { ! line( X ), ! point( Y ), line( parallel_through_point( X, Y ) ) }.
% 0.78/1.40  { ! line( X ), ! point( Y ), line( orthogonal_through_point( X, Y ) ) }.
% 0.78/1.40  { ! equal_points( X, Y ), ! distinct_points( X, Y ) }.
% 0.78/1.40  { distinct_points( X, Y ), equal_points( X, Y ) }.
% 0.78/1.40  { ! equal_lines( X, Y ), ! distinct_lines( X, Y ) }.
% 0.78/1.40  { distinct_lines( X, Y ), equal_lines( X, Y ) }.
% 0.78/1.40  { ! parallel_lines( X, Y ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  { convergent_lines( X, Y ), parallel_lines( X, Y ) }.
% 0.78/1.40  { ! incident_point_and_line( X, Y ), ! apart_point_and_line( X, Y ) }.
% 0.78/1.40  { apart_point_and_line( X, Y ), incident_point_and_line( X, Y ) }.
% 0.78/1.40  { ! orthogonal_lines( X, Y ), ! unorthogonal_lines( X, Y ) }.
% 0.78/1.40  { unorthogonal_lines( X, Y ), orthogonal_lines( X, Y ) }.
% 0.78/1.40  { distinct_points( skol1, skol2 ) }.
% 0.78/1.40  { convergent_lines( skol3, skol4 ) }.
% 0.78/1.40  { apart_point_and_line( skol1, skol3 ), apart_point_and_line( skol2, skol3
% 0.78/1.40     ) }.
% 0.78/1.40  { ! distinct_lines( skol3, line_connecting( skol1, skol2 ) ) }.
% 0.78/1.40  
% 0.78/1.40  percentage equality = 0.000000, percentage horn = 0.600000
% 0.78/1.40  This a non-horn, non-equality problem
% 0.78/1.40  
% 0.78/1.40  
% 0.78/1.40  Options Used:
% 0.78/1.40  
% 0.78/1.40  useres =            1
% 0.78/1.40  useparamod =        0
% 0.78/1.40  useeqrefl =         0
% 0.78/1.40  useeqfact =         0
% 0.78/1.40  usefactor =         1
% 0.78/1.40  usesimpsplitting =  0
% 0.78/1.40  usesimpdemod =      0
% 0.78/1.40  usesimpres =        3
% 0.78/1.40  
% 0.78/1.40  resimpinuse      =  1000
% 0.78/1.40  resimpclauses =     20000
% 0.78/1.40  substype =          standard
% 0.78/1.40  backwardsubs =      1
% 0.78/1.40  selectoldest =      5
% 0.78/1.40  
% 0.78/1.40  litorderings [0] =  split
% 0.78/1.40  litorderings [1] =  liftord
% 0.78/1.40  
% 0.78/1.40  termordering =      none
% 0.78/1.40  
% 0.78/1.40  litapriori =        1
% 0.78/1.40  termapriori =       0
% 0.78/1.40  litaposteriori =    0
% 0.78/1.40  termaposteriori =   0
% 0.78/1.40  demodaposteriori =  0
% 0.78/1.40  ordereqreflfact =   0
% 0.78/1.40  
% 0.78/1.40  litselect =         none
% 0.78/1.40  
% 0.78/1.40  maxweight =         15
% 0.78/1.40  maxdepth =          30000
% 0.78/1.40  maxlength =         115
% 0.78/1.40  maxnrvars =         195
% 0.78/1.40  excuselevel =       1
% 0.78/1.40  increasemaxweight = 1
% 0.78/1.40  
% 0.78/1.40  maxselected =       10000000
% 0.78/1.40  maxnrclauses =      10000000
% 0.78/1.40  
% 0.78/1.40  showgenerated =    0
% 0.78/1.40  showkept =         0
% 0.78/1.40  showselected =     0
% 0.78/1.40  showdeleted =      0
% 0.78/1.40  showresimp =       1
% 0.78/1.40  showstatus =       2000
% 0.78/1.40  
% 0.78/1.40  prologoutput =     0
% 0.78/1.40  nrgoals =          5000000
% 0.78/1.40  totalproof =       1
% 0.78/1.40  
% 0.78/1.40  Symbols occurring in the translation:
% 0.78/1.40  
% 0.78/1.40  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.78/1.40  .  [1, 2]      (w:1, o:27, a:1, s:1, b:0), 
% 0.78/1.40  !  [4, 1]      (w:0, o:20, a:1, s:1, b:0), 
% 0.78/1.40  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.78/1.40  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.78/1.40  distinct_points  [36, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 0.78/1.40  distinct_lines  [37, 2]      (w:1, o:53, a:1, s:1, b:0), 
% 0.78/1.40  convergent_lines  [38, 2]      (w:1, o:51, a:1, s:1, b:0), 
% 0.78/1.40  line_connecting  [41, 2]      (w:1, o:54, a:1, s:1, b:0), 
% 0.78/1.40  apart_point_and_line  [42, 2]      (w:1, o:55, a:1, s:1, b:0), 
% 0.78/1.40  intersection_point  [43, 2]      (w:1, o:56, a:1, s:1, b:0), 
% 0.78/1.40  parallel_through_point  [46, 2]      (w:1, o:59, a:1, s:1, b:0), 
% 0.78/1.40  unorthogonal_lines  [49, 2]      (w:1, o:60, a:1, s:1, b:0), 
% 0.78/1.40  orthogonal_through_point  [52, 2]      (w:1, o:57, a:1, s:1, b:0), 
% 0.78/1.40  point  [54, 1]      (w:1, o:25, a:1, s:1, b:0), 
% 0.78/1.40  line  [55, 1]      (w:1, o:26, a:1, s:1, b:0), 
% 0.78/1.40  equal_points  [56, 2]      (w:1, o:61, a:1, s:1, b:0), 
% 0.78/1.40  equal_lines  [57, 2]      (w:1, o:62, a:1, s:1, b:0), 
% 0.78/1.40  parallel_lines  [58, 2]      (w:1, o:63, a:1, s:1, b:0), 
% 0.78/1.40  incident_point_and_line  [59, 2]      (w:1, o:64, a:1, s:1, b:0), 
% 0.78/1.40  orthogonal_lines  [60, 2]      (w:1, o:58, a:1, s:1, b:0), 
% 0.78/1.40  alpha1  [61, 2]      (w:1, o:65, a:1, s:1, b:0), 
% 0.78/1.40  alpha2  [62, 2]      (w:1, o:66, a:1, s:1, b:0), 
% 0.78/1.40  skol1  [63, 0]      (w:1, o:16, a:1, s:1, b:0), 
% 0.78/1.40  skol2  [64, 0]      (w:1, o:17, a:1, s:1, b:0), 
% 0.78/1.40  skol3  [65, 0]      (w:1, o:18, a:1, s:1, b:0), 
% 0.78/1.40  skol4  [66, 0]      (w:1, o:19, a:1, s:1, b:0).
% 0.78/1.40  
% 0.78/1.40  
% 0.78/1.40  Starting Search:
% 0.78/1.40  
% 0.78/1.40  *** allocated 15000 integers for clauses
% 0.78/1.40  *** allocated 22500 integers for clauses
% 0.78/1.40  *** allocated 33750 integers for clauses
% 0.78/1.40  *** allocated 15000 integers for termspace/termends
% 0.78/1.40  *** allocated 50625 integers for clauses
% 0.78/1.40  Resimplifying inuse:
% 0.78/1.40  Done
% 0.78/1.40  
% 0.78/1.40  *** allocated 22500 integers for termspace/termends
% 0.78/1.40  *** allocated 75937 integers for clauses
% 0.78/1.40  *** allocated 33750 integers for termspace/termends
% 0.78/1.40  *** allocated 113905 integers for clauses
% 0.78/1.40  
% 0.78/1.40  Intermediate Status:
% 0.78/1.40  Generated:    10656
% 0.78/1.40  Kept:         2012
% 0.78/1.40  Inuse:        323
% 0.78/1.40  Deleted:      1
% 0.78/1.40  Deletedinuse: 0
% 0.78/1.40  
% 0.78/1.40  Resimplifying inuse:
% 0.78/1.40  Done
% 0.78/1.40  
% 0.78/1.40  *** allocated 50625 integers for termspace/termends
% 0.78/1.40  *** allocated 170857 integers for clauses
% 0.78/1.40  Resimplifying inuse:
% 0.78/1.40  Done
% 0.78/1.40  
% 0.78/1.40  
% 0.78/1.40  Bliksems!, er is een bewijs:
% 0.78/1.40  % SZS status Theorem
% 0.78/1.40  % SZS output start Refutation
% 0.78/1.40  
% 0.78/1.40  (1) {G0,W3,D2,L1,V1,M1} I { ! distinct_lines( X, X ) }.
% 0.78/1.40  (2) {G0,W3,D2,L1,V1,M1} I { ! convergent_lines( X, X ) }.
% 0.78/1.40  (4) {G0,W9,D2,L3,V3,M3} I { distinct_lines( X, Z ), distinct_lines( Y, Z )
% 0.78/1.40    , ! distinct_lines( X, Y ) }.
% 0.78/1.40  (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), convergent_lines( Y, 
% 0.78/1.40    Z ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  (12) {G0,W9,D2,L3,V3,M2} I { distinct_lines( Y, Z ), apart_point_and_line( 
% 0.78/1.40    X, Z ), ! apart_point_and_line( X, Y ) }.
% 0.78/1.40  (13) {G0,W9,D2,L3,V3,M1} I { ! convergent_lines( X, Y ), convergent_lines( 
% 0.78/1.40    X, Z ), distinct_lines( Y, Z ) }.
% 0.78/1.40  (14) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), ! distinct_lines( X
% 0.78/1.40    , Y ) }.
% 0.78/1.40  (15) {G0,W5,D3,L1,V2,M1} I { ! convergent_lines( parallel_through_point( Y
% 0.78/1.40    , X ), Y ) }.
% 0.78/1.40  (16) {G0,W5,D3,L1,V2,M1} I { ! apart_point_and_line( X, 
% 0.78/1.40    parallel_through_point( Y, X ) ) }.
% 0.78/1.40  (17) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), unorthogonal_lines( 
% 0.78/1.40    X, Y ) }.
% 0.78/1.40  (19) {G0,W12,D2,L4,V3,M1} I { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ), unorthogonal_lines( Y, Z ), alpha1( X, Z )
% 0.78/1.40     }.
% 0.78/1.40  (20) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), ! alpha1( X, Y ) }.
% 0.78/1.40  (23) {G0,W5,D3,L1,V2,M1} I { ! unorthogonal_lines( orthogonal_through_point
% 0.78/1.40    ( Y, X ), Y ) }.
% 0.78/1.40  (24) {G0,W5,D3,L1,V2,M1} I { ! apart_point_and_line( X, 
% 0.78/1.40    orthogonal_through_point( Y, X ) ) }.
% 0.78/1.40  (31) {G0,W9,D2,L3,V3,M2} I { ! convergent_lines( X, Y ), unorthogonal_lines
% 0.78/1.40    ( Z, X ), unorthogonal_lines( Z, Y ) }.
% 0.78/1.40  (48) {G0,W6,D2,L2,V0,M1} I { apart_point_and_line( skol1, skol3 ), 
% 0.78/1.40    apart_point_and_line( skol2, skol3 ) }.
% 0.78/1.40  (49) {G0,W5,D3,L1,V0,M1} I { ! distinct_lines( skol3, line_connecting( 
% 0.78/1.40    skol1, skol2 ) ) }.
% 0.78/1.40  (56) {G1,W6,D2,L2,V2,M2} R(4,1) { ! distinct_lines( Y, X ), distinct_lines
% 0.78/1.40    ( X, Y ) }.
% 0.78/1.40  (57) {G1,W8,D3,L2,V1,M2} R(49,4) { ! distinct_lines( skol3, X ), 
% 0.78/1.40    distinct_lines( X, line_connecting( skol1, skol2 ) ) }.
% 0.78/1.40  (69) {G1,W8,D3,L2,V3,M2} R(5,15) { ! convergent_lines( 
% 0.78/1.40    parallel_through_point( Y, Z ), X ), convergent_lines( X, Y ) }.
% 0.78/1.40  (70) {G1,W8,D3,L2,V3,M2} R(5,15) { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( Y, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.40  (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  (75) {G2,W5,D3,L1,V2,M1} R(72,15) { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( X, Y ) ) }.
% 0.78/1.40  (77) {G3,W8,D3,L2,V3,M2} R(75,5) { ! convergent_lines( Y, X ), 
% 0.78/1.40    convergent_lines( X, parallel_through_point( Y, Z ) ) }.
% 0.78/1.40  (81) {G1,W5,D3,L1,V2,M1} R(17,23) { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, Y ), X ) }.
% 0.78/1.40  (109) {G2,W8,D3,L2,V3,M2} R(81,5) { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.40  (110) {G2,W6,D2,L2,V2,M1} R(14,56) { convergent_lines( X, Y ), ! 
% 0.78/1.40    distinct_lines( Y, X ) }.
% 0.78/1.40  (131) {G1,W12,D2,L4,V4,M2} R(12,12) { distinct_lines( X, Y ), 
% 0.78/1.40    distinct_lines( Y, T ), apart_point_and_line( Z, T ), ! 
% 0.78/1.40    apart_point_and_line( Z, X ) }.
% 0.78/1.40  (141) {G1,W8,D3,L2,V3,M1} R(12,16) { distinct_lines( X, 
% 0.78/1.40    parallel_through_point( Y, Z ) ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.40  (142) {G1,W8,D3,L2,V3,M1} R(12,24) { distinct_lines( X, 
% 0.78/1.40    orthogonal_through_point( Y, Z ) ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.40  (171) {G1,W12,D2,L4,V3,M2} R(19,20) { ! convergent_lines( X, Y ), 
% 0.78/1.40    convergent_lines( X, Z ), ! unorthogonal_lines( X, Y ), 
% 0.78/1.40    unorthogonal_lines( Y, Z ) }.
% 0.78/1.40  (177) {G3,W8,D3,L2,V3,M2} R(109,72) { convergent_lines( Z, X ), 
% 0.78/1.40    convergent_lines( orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.40  (192) {G4,W8,D3,L2,V3,M2} R(177,72) { convergent_lines( X, 
% 0.78/1.40    orthogonal_through_point( Y, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.40  (226) {G4,W7,D4,L1,V3,M1} R(77,15) { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( parallel_through_point( X, Y ), Z ) ) }.
% 0.78/1.40  (236) {G5,W7,D4,L1,V3,M1} R(226,72) { ! convergent_lines( 
% 0.78/1.40    parallel_through_point( parallel_through_point( X, Y ), Z ), X ) }.
% 0.78/1.40  (240) {G6,W9,D5,L1,V4,M1} R(236,77) { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( parallel_through_point( parallel_through_point( X
% 0.78/1.40    , Y ), Z ), T ) ) }.
% 0.78/1.40  (280) {G1,W8,D3,L2,V3,M1} R(31,23) { ! convergent_lines( X, Y ), 
% 0.78/1.40    unorthogonal_lines( orthogonal_through_point( Y, Z ), X ) }.
% 0.78/1.40  (303) {G2,W8,D3,L2,V3,M2} R(69,72) { convergent_lines( X, Z ), ! 
% 0.78/1.40    convergent_lines( parallel_through_point( X, Y ), Z ) }.
% 0.78/1.40  (314) {G3,W8,D3,L2,V3,M2} R(303,72) { ! convergent_lines( Y, 
% 0.78/1.40    parallel_through_point( X, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.40  (543) {G2,W8,D3,L2,V1,M1} R(57,14) { convergent_lines( X, line_connecting( 
% 0.78/1.40    skol1, skol2 ) ), ! distinct_lines( skol3, X ) }.
% 0.78/1.40  (569) {G3,W11,D3,L3,V2,M2} R(543,13) { ! convergent_lines( Y, skol3 ), 
% 0.78/1.40    convergent_lines( Y, X ), convergent_lines( X, line_connecting( skol1, 
% 0.78/1.40    skol2 ) ) }.
% 0.78/1.40  (573) {G4,W5,D3,L1,V0,M1} F(569);r(2) { ! convergent_lines( line_connecting
% 0.78/1.40    ( skol1, skol2 ), skol3 ) }.
% 0.78/1.40  (575) {G5,W7,D4,L1,V1,M1} R(573,314) { ! convergent_lines( skol3, 
% 0.78/1.40    parallel_through_point( line_connecting( skol1, skol2 ), X ) ) }.
% 0.78/1.40  (619) {G6,W9,D5,L1,V2,M1} R(575,70) { ! convergent_lines( skol3, 
% 0.78/1.40    parallel_through_point( parallel_through_point( line_connecting( skol1, 
% 0.78/1.40    skol2 ), X ), Y ) ) }.
% 0.78/1.40  (2605) {G2,W14,D3,L4,V5,M1} R(131,142) { distinct_lines( X, Y ), 
% 0.78/1.40    distinct_lines( Y, Z ), distinct_lines( Z, orthogonal_through_point( U, T
% 0.78/1.40     ) ), ! apart_point_and_line( T, X ) }.
% 0.78/1.40  (2606) {G2,W14,D3,L4,V5,M1} R(131,141) { distinct_lines( X, Y ), 
% 0.78/1.40    distinct_lines( Y, Z ), distinct_lines( Z, parallel_through_point( U, T )
% 0.78/1.40     ), ! apart_point_and_line( T, X ) }.
% 0.78/1.40  (2614) {G3,W8,D3,L2,V3,M1} F(2606);r(56) { distinct_lines( 
% 0.78/1.40    parallel_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.40  (2615) {G3,W8,D3,L2,V3,M1} F(2605);r(56) { distinct_lines( 
% 0.78/1.40    orthogonal_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.40  (2631) {G4,W8,D3,L2,V1,M1} R(2615,48) { distinct_lines( 
% 0.78/1.40    orthogonal_through_point( X, skol2 ), skol3 ), apart_point_and_line( 
% 0.78/1.40    skol1, skol3 ) }.
% 0.78/1.40  (2660) {G5,W10,D3,L2,V2,M1} R(2631,2614) { distinct_lines( 
% 0.78/1.40    orthogonal_through_point( X, skol2 ), skol3 ), distinct_lines( 
% 0.78/1.40    parallel_through_point( Y, skol1 ), skol3 ) }.
% 0.78/1.40  (2925) {G6,W10,D3,L2,V2,M1} R(2660,110) { convergent_lines( skol3, 
% 0.78/1.40    parallel_through_point( Y, skol1 ) ), distinct_lines( 
% 0.78/1.40    orthogonal_through_point( X, skol2 ), skol3 ) }.
% 0.78/1.40  (2950) {G7,W10,D3,L2,V2,M1} R(2925,110) { convergent_lines( skol3, 
% 0.78/1.40    orthogonal_through_point( Y, skol2 ) ), convergent_lines( skol3, 
% 0.78/1.40    parallel_through_point( X, skol1 ) ) }.
% 0.78/1.40  (2968) {G8,W5,D3,L1,V1,M1} R(2950,619) { convergent_lines( skol3, 
% 0.78/1.40    orthogonal_through_point( X, skol2 ) ) }.
% 0.78/1.40  (2982) {G9,W5,D3,L1,V1,M1} R(2968,72) { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, skol2 ), skol3 ) }.
% 0.78/1.40  (3469) {G5,W8,D3,L2,V3,M1} R(171,23);r(192) { convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, orthogonal_through_point( Y, Z ) ) }.
% 0.78/1.40  (3476) {G6,W10,D3,L2,V4,M2} R(3469,280) { ! convergent_lines( 
% 0.78/1.40    orthogonal_through_point( Z, T ), X ), convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.40  (3500) {G10,W5,D3,L1,V2,M1} R(3476,2982) { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( skol3, X ), Y ) }.
% 0.78/1.40  (3585) {G11,W0,D0,L0,V0,M0} R(3500,240) {  }.
% 0.78/1.40  
% 0.78/1.40  
% 0.78/1.40  % SZS output end Refutation
% 0.78/1.40  found a proof!
% 0.78/1.40  
% 0.78/1.40  
% 0.78/1.40  Unprocessed initial clauses:
% 0.78/1.40  
% 0.78/1.40  (3587) {G0,W3,D2,L1,V1,M1}  { ! distinct_points( X, X ) }.
% 0.78/1.40  (3588) {G0,W3,D2,L1,V1,M1}  { ! distinct_lines( X, X ) }.
% 0.78/1.40  (3589) {G0,W3,D2,L1,V1,M1}  { ! convergent_lines( X, X ) }.
% 0.78/1.40  (3590) {G0,W9,D2,L3,V3,M3}  { ! distinct_points( X, Y ), distinct_points( X
% 0.78/1.40    , Z ), distinct_points( Y, Z ) }.
% 0.78/1.40  (3591) {G0,W9,D2,L3,V3,M3}  { ! distinct_lines( X, Y ), distinct_lines( X, 
% 0.78/1.40    Z ), distinct_lines( Y, Z ) }.
% 0.78/1.40  (3592) {G0,W9,D2,L3,V3,M3}  { ! convergent_lines( X, Y ), convergent_lines
% 0.78/1.40    ( X, Z ), convergent_lines( Y, Z ) }.
% 0.78/1.40  (3593) {G0,W8,D3,L2,V2,M2}  { ! distinct_points( X, Y ), ! 
% 0.78/1.40    apart_point_and_line( X, line_connecting( X, Y ) ) }.
% 0.78/1.40  (3594) {G0,W8,D3,L2,V2,M2}  { ! distinct_points( X, Y ), ! 
% 0.78/1.40    apart_point_and_line( Y, line_connecting( X, Y ) ) }.
% 0.78/1.40  (3595) {G0,W8,D3,L2,V2,M2}  { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    apart_point_and_line( intersection_point( X, Y ), X ) }.
% 0.78/1.40  (3596) {G0,W8,D3,L2,V2,M2}  { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    apart_point_and_line( intersection_point( X, Y ), Y ) }.
% 0.78/1.40  (3597) {G0,W18,D2,L6,V4,M6}  { ! distinct_points( X, Y ), ! distinct_lines
% 0.78/1.40    ( Z, T ), apart_point_and_line( X, Z ), apart_point_and_line( X, T ), 
% 0.78/1.40    apart_point_and_line( Y, Z ), apart_point_and_line( Y, T ) }.
% 0.78/1.40  (3598) {G0,W9,D2,L3,V3,M3}  { ! apart_point_and_line( X, Y ), 
% 0.78/1.40    distinct_points( X, Z ), apart_point_and_line( Z, Y ) }.
% 0.78/1.40  (3599) {G0,W9,D2,L3,V3,M3}  { ! apart_point_and_line( X, Y ), 
% 0.78/1.40    distinct_lines( Y, Z ), apart_point_and_line( X, Z ) }.
% 0.78/1.40  (3600) {G0,W9,D2,L3,V3,M3}  { ! convergent_lines( X, Y ), distinct_lines( Y
% 0.78/1.40    , Z ), convergent_lines( X, Z ) }.
% 0.78/1.40  (3601) {G0,W6,D2,L2,V2,M2}  { ! distinct_lines( X, Y ), convergent_lines( X
% 0.78/1.40    , Y ) }.
% 0.78/1.40  (3602) {G0,W5,D3,L1,V2,M1}  { ! convergent_lines( parallel_through_point( Y
% 0.78/1.40    , X ), Y ) }.
% 0.78/1.40  (3603) {G0,W5,D3,L1,V2,M1}  { ! apart_point_and_line( X, 
% 0.78/1.40    parallel_through_point( Y, X ) ) }.
% 0.78/1.40  (3604) {G0,W12,D2,L4,V3,M4}  { ! distinct_lines( X, Y ), 
% 0.78/1.40    apart_point_and_line( Z, X ), apart_point_and_line( Z, Y ), 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  (3605) {G0,W6,D2,L2,V2,M2}  { convergent_lines( X, Y ), unorthogonal_lines
% 0.78/1.40    ( X, Y ) }.
% 0.78/1.40  (3606) {G0,W12,D2,L4,V3,M4}  { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ), alpha1( X, Z ), convergent_lines( Y, Z ) }.
% 0.78/1.40  (3607) {G0,W12,D2,L4,V3,M4}  { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ), alpha1( X, Z ), unorthogonal_lines( Y, Z )
% 0.78/1.40     }.
% 0.78/1.40  (3608) {G0,W6,D2,L2,V2,M2}  { ! alpha1( X, Y ), convergent_lines( X, Y )
% 0.78/1.40     }.
% 0.78/1.40  (3609) {G0,W6,D2,L2,V2,M2}  { ! alpha1( X, Y ), unorthogonal_lines( X, Y )
% 0.78/1.40     }.
% 0.78/1.40  (3610) {G0,W9,D2,L3,V2,M3}  { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ), alpha1( X, Y ) }.
% 0.78/1.40  (3611) {G0,W5,D3,L1,V2,M1}  { ! unorthogonal_lines( 
% 0.78/1.40    orthogonal_through_point( Y, X ), Y ) }.
% 0.78/1.40  (3612) {G0,W5,D3,L1,V2,M1}  { ! apart_point_and_line( X, 
% 0.78/1.40    orthogonal_through_point( Y, X ) ) }.
% 0.78/1.40  (3613) {G0,W15,D2,L5,V4,M5}  { ! distinct_lines( X, Y ), 
% 0.78/1.40    apart_point_and_line( Z, X ), apart_point_and_line( Z, Y ), 
% 0.78/1.40    unorthogonal_lines( X, T ), unorthogonal_lines( Y, T ) }.
% 0.78/1.40  (3614) {G0,W6,D2,L2,V2,M2}  { convergent_lines( X, Y ), unorthogonal_lines
% 0.78/1.40    ( X, Y ) }.
% 0.78/1.40  (3615) {G0,W12,D2,L4,V3,M4}  { alpha2( X, Z ), convergent_lines( Z, Y ), ! 
% 0.78/1.40    convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ) }.
% 0.78/1.40  (3616) {G0,W12,D2,L4,V3,M4}  { alpha2( X, Z ), unorthogonal_lines( Z, Y ), 
% 0.78/1.40    ! convergent_lines( X, Y ), ! unorthogonal_lines( X, Y ) }.
% 0.78/1.40  (3617) {G0,W6,D2,L2,V2,M2}  { ! alpha2( X, Y ), convergent_lines( Y, X )
% 0.78/1.40     }.
% 0.78/1.40  (3618) {G0,W6,D2,L2,V2,M2}  { ! alpha2( X, Y ), unorthogonal_lines( Y, X )
% 0.78/1.40     }.
% 0.78/1.40  (3619) {G0,W9,D2,L3,V2,M3}  { ! convergent_lines( Y, X ), ! 
% 0.78/1.40    unorthogonal_lines( Y, X ), alpha2( X, Y ) }.
% 0.78/1.40  (3620) {G0,W9,D2,L3,V3,M3}  { unorthogonal_lines( Z, X ), 
% 0.78/1.40    unorthogonal_lines( Z, Y ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  (3621) {G0,W11,D3,L4,V2,M4}  { ! point( X ), ! point( Y ), ! 
% 0.78/1.40    distinct_points( X, Y ), line( line_connecting( X, Y ) ) }.
% 0.78/1.40  (3622) {G0,W11,D3,L4,V2,M4}  { ! line( X ), ! line( Y ), ! convergent_lines
% 0.78/1.40    ( X, Y ), point( intersection_point( X, Y ) ) }.
% 0.78/1.40  (3623) {G0,W8,D3,L3,V2,M3}  { ! line( X ), ! point( Y ), line( 
% 0.78/1.40    parallel_through_point( X, Y ) ) }.
% 0.78/1.40  (3624) {G0,W8,D3,L3,V2,M3}  { ! line( X ), ! point( Y ), line( 
% 0.78/1.40    orthogonal_through_point( X, Y ) ) }.
% 0.78/1.40  (3625) {G0,W6,D2,L2,V2,M2}  { ! equal_points( X, Y ), ! distinct_points( X
% 0.78/1.40    , Y ) }.
% 0.78/1.40  (3626) {G0,W6,D2,L2,V2,M2}  { distinct_points( X, Y ), equal_points( X, Y )
% 0.78/1.40     }.
% 0.78/1.40  (3627) {G0,W6,D2,L2,V2,M2}  { ! equal_lines( X, Y ), ! distinct_lines( X, Y
% 0.78/1.40     ) }.
% 0.78/1.40  (3628) {G0,W6,D2,L2,V2,M2}  { distinct_lines( X, Y ), equal_lines( X, Y )
% 0.78/1.40     }.
% 0.78/1.40  (3629) {G0,W6,D2,L2,V2,M2}  { ! parallel_lines( X, Y ), ! convergent_lines
% 0.78/1.40    ( X, Y ) }.
% 0.78/1.40  (3630) {G0,W6,D2,L2,V2,M2}  { convergent_lines( X, Y ), parallel_lines( X, 
% 0.78/1.40    Y ) }.
% 0.78/1.40  (3631) {G0,W6,D2,L2,V2,M2}  { ! incident_point_and_line( X, Y ), ! 
% 0.78/1.40    apart_point_and_line( X, Y ) }.
% 0.78/1.40  (3632) {G0,W6,D2,L2,V2,M2}  { apart_point_and_line( X, Y ), 
% 0.78/1.40    incident_point_and_line( X, Y ) }.
% 0.78/1.40  (3633) {G0,W6,D2,L2,V2,M2}  { ! orthogonal_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ) }.
% 0.78/1.40  (3634) {G0,W6,D2,L2,V2,M2}  { unorthogonal_lines( X, Y ), orthogonal_lines
% 0.78/1.40    ( X, Y ) }.
% 0.78/1.40  (3635) {G0,W3,D2,L1,V0,M1}  { distinct_points( skol1, skol2 ) }.
% 0.78/1.40  (3636) {G0,W3,D2,L1,V0,M1}  { convergent_lines( skol3, skol4 ) }.
% 0.78/1.40  (3637) {G0,W6,D2,L2,V0,M2}  { apart_point_and_line( skol1, skol3 ), 
% 0.78/1.40    apart_point_and_line( skol2, skol3 ) }.
% 0.78/1.40  (3638) {G0,W5,D3,L1,V0,M1}  { ! distinct_lines( skol3, line_connecting( 
% 0.78/1.40    skol1, skol2 ) ) }.
% 0.78/1.40  
% 0.78/1.40  
% 0.78/1.40  Total Proof:
% 0.78/1.40  
% 0.78/1.40  subsumption: (1) {G0,W3,D2,L1,V1,M1} I { ! distinct_lines( X, X ) }.
% 0.78/1.40  parent0: (3588) {G0,W3,D2,L1,V1,M1}  { ! distinct_lines( X, X ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (2) {G0,W3,D2,L1,V1,M1} I { ! convergent_lines( X, X ) }.
% 0.78/1.40  parent0: (3589) {G0,W3,D2,L1,V1,M1}  { ! convergent_lines( X, X ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (4) {G0,W9,D2,L3,V3,M3} I { distinct_lines( X, Z ), 
% 0.78/1.40    distinct_lines( Y, Z ), ! distinct_lines( X, Y ) }.
% 0.78/1.40  parent0: (3591) {G0,W9,D2,L3,V3,M3}  { ! distinct_lines( X, Y ), 
% 0.78/1.40    distinct_lines( X, Z ), distinct_lines( Y, Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 2
% 0.78/1.40     1 ==> 0
% 0.78/1.40     2 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( Y, Z ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  parent0: (3592) {G0,W9,D2,L3,V3,M3}  { ! convergent_lines( X, Y ), 
% 0.78/1.40    convergent_lines( X, Z ), convergent_lines( Y, Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 2
% 0.78/1.40     1 ==> 0
% 0.78/1.40     2 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (12) {G0,W9,D2,L3,V3,M2} I { distinct_lines( Y, Z ), 
% 0.78/1.40    apart_point_and_line( X, Z ), ! apart_point_and_line( X, Y ) }.
% 0.78/1.40  parent0: (3599) {G0,W9,D2,L3,V3,M3}  { ! apart_point_and_line( X, Y ), 
% 0.78/1.40    distinct_lines( Y, Z ), apart_point_and_line( X, Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 2
% 0.78/1.40     1 ==> 0
% 0.78/1.40     2 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (13) {G0,W9,D2,L3,V3,M1} I { ! convergent_lines( X, Y ), 
% 0.78/1.40    convergent_lines( X, Z ), distinct_lines( Y, Z ) }.
% 0.78/1.40  parent0: (3600) {G0,W9,D2,L3,V3,M3}  { ! convergent_lines( X, Y ), 
% 0.78/1.40    distinct_lines( Y, Z ), convergent_lines( X, Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 2
% 0.78/1.40     2 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (14) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), ! 
% 0.78/1.40    distinct_lines( X, Y ) }.
% 0.78/1.40  parent0: (3601) {G0,W6,D2,L2,V2,M2}  { ! distinct_lines( X, Y ), 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (15) {G0,W5,D3,L1,V2,M1} I { ! convergent_lines( 
% 0.78/1.40    parallel_through_point( Y, X ), Y ) }.
% 0.78/1.40  parent0: (3602) {G0,W5,D3,L1,V2,M1}  { ! convergent_lines( 
% 0.78/1.40    parallel_through_point( Y, X ), Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (16) {G0,W5,D3,L1,V2,M1} I { ! apart_point_and_line( X, 
% 0.78/1.40    parallel_through_point( Y, X ) ) }.
% 0.78/1.40  parent0: (3603) {G0,W5,D3,L1,V2,M1}  { ! apart_point_and_line( X, 
% 0.78/1.40    parallel_through_point( Y, X ) ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (17) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), 
% 0.78/1.40    unorthogonal_lines( X, Y ) }.
% 0.78/1.40  parent0: (3605) {G0,W6,D2,L2,V2,M2}  { convergent_lines( X, Y ), 
% 0.78/1.40    unorthogonal_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (19) {G0,W12,D2,L4,V3,M1} I { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ), unorthogonal_lines( Y, Z ), alpha1( X, Z )
% 0.78/1.40     }.
% 0.78/1.40  parent0: (3607) {G0,W12,D2,L4,V3,M4}  { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ), alpha1( X, Z ), unorthogonal_lines( Y, Z )
% 0.78/1.40     }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 1
% 0.78/1.40     2 ==> 3
% 0.78/1.40     3 ==> 2
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (20) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), ! 
% 0.78/1.40    alpha1( X, Y ) }.
% 0.78/1.40  parent0: (3608) {G0,W6,D2,L2,V2,M2}  { ! alpha1( X, Y ), convergent_lines( 
% 0.78/1.40    X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (23) {G0,W5,D3,L1,V2,M1} I { ! unorthogonal_lines( 
% 0.78/1.40    orthogonal_through_point( Y, X ), Y ) }.
% 0.78/1.40  parent0: (3611) {G0,W5,D3,L1,V2,M1}  { ! unorthogonal_lines( 
% 0.78/1.40    orthogonal_through_point( Y, X ), Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (24) {G0,W5,D3,L1,V2,M1} I { ! apart_point_and_line( X, 
% 0.78/1.40    orthogonal_through_point( Y, X ) ) }.
% 0.78/1.40  parent0: (3612) {G0,W5,D3,L1,V2,M1}  { ! apart_point_and_line( X, 
% 0.78/1.40    orthogonal_through_point( Y, X ) ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (31) {G0,W9,D2,L3,V3,M2} I { ! convergent_lines( X, Y ), 
% 0.78/1.40    unorthogonal_lines( Z, X ), unorthogonal_lines( Z, Y ) }.
% 0.78/1.40  parent0: (3620) {G0,W9,D2,L3,V3,M3}  { unorthogonal_lines( Z, X ), 
% 0.78/1.40    unorthogonal_lines( Z, Y ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 2
% 0.78/1.40     2 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (48) {G0,W6,D2,L2,V0,M1} I { apart_point_and_line( skol1, 
% 0.78/1.40    skol3 ), apart_point_and_line( skol2, skol3 ) }.
% 0.78/1.40  parent0: (3637) {G0,W6,D2,L2,V0,M2}  { apart_point_and_line( skol1, skol3 )
% 0.78/1.40    , apart_point_and_line( skol2, skol3 ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (49) {G0,W5,D3,L1,V0,M1} I { ! distinct_lines( skol3, 
% 0.78/1.40    line_connecting( skol1, skol2 ) ) }.
% 0.78/1.40  parent0: (3638) {G0,W5,D3,L1,V0,M1}  { ! distinct_lines( skol3, 
% 0.78/1.40    line_connecting( skol1, skol2 ) ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3782) {G1,W6,D2,L2,V2,M2}  { distinct_lines( Y, X ), ! 
% 0.78/1.40    distinct_lines( X, Y ) }.
% 0.78/1.40  parent0[0]: (1) {G0,W3,D2,L1,V1,M1} I { ! distinct_lines( X, X ) }.
% 0.78/1.40  parent1[0]: (4) {G0,W9,D2,L3,V3,M3} I { distinct_lines( X, Z ), 
% 0.78/1.40    distinct_lines( Y, Z ), ! distinct_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (56) {G1,W6,D2,L2,V2,M2} R(4,1) { ! distinct_lines( Y, X ), 
% 0.78/1.40    distinct_lines( X, Y ) }.
% 0.78/1.40  parent0: (3782) {G1,W6,D2,L2,V2,M2}  { distinct_lines( Y, X ), ! 
% 0.78/1.40    distinct_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3784) {G1,W8,D3,L2,V1,M2}  { distinct_lines( X, 
% 0.78/1.40    line_connecting( skol1, skol2 ) ), ! distinct_lines( skol3, X ) }.
% 0.78/1.40  parent0[0]: (49) {G0,W5,D3,L1,V0,M1} I { ! distinct_lines( skol3, 
% 0.78/1.40    line_connecting( skol1, skol2 ) ) }.
% 0.78/1.40  parent1[0]: (4) {G0,W9,D2,L3,V3,M3} I { distinct_lines( X, Z ), 
% 0.78/1.40    distinct_lines( Y, Z ), ! distinct_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := skol3
% 0.78/1.40     Y := X
% 0.78/1.40     Z := line_connecting( skol1, skol2 )
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (57) {G1,W8,D3,L2,V1,M2} R(49,4) { ! distinct_lines( skol3, X
% 0.78/1.40     ), distinct_lines( X, line_connecting( skol1, skol2 ) ) }.
% 0.78/1.40  parent0: (3784) {G1,W8,D3,L2,V1,M2}  { distinct_lines( X, line_connecting( 
% 0.78/1.40    skol1, skol2 ) ), ! distinct_lines( skol3, X ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3786) {G1,W8,D3,L2,V3,M2}  { convergent_lines( Z, X ), ! 
% 0.78/1.40    convergent_lines( parallel_through_point( X, Y ), Z ) }.
% 0.78/1.40  parent0[0]: (15) {G0,W5,D3,L1,V2,M1} I { ! convergent_lines( 
% 0.78/1.40    parallel_through_point( Y, X ), Y ) }.
% 0.78/1.40  parent1[0]: (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( Y, Z ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := parallel_through_point( X, Y )
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (69) {G1,W8,D3,L2,V3,M2} R(5,15) { ! convergent_lines( 
% 0.78/1.40    parallel_through_point( Y, Z ), X ), convergent_lines( X, Y ) }.
% 0.78/1.40  parent0: (3786) {G1,W8,D3,L2,V3,M2}  { convergent_lines( Z, X ), ! 
% 0.78/1.40    convergent_lines( parallel_through_point( X, Y ), Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3789) {G1,W8,D3,L2,V3,M2}  { convergent_lines( Z, X ), ! 
% 0.78/1.40    convergent_lines( Z, parallel_through_point( X, Y ) ) }.
% 0.78/1.40  parent0[0]: (15) {G0,W5,D3,L1,V2,M1} I { ! convergent_lines( 
% 0.78/1.40    parallel_through_point( Y, X ), Y ) }.
% 0.78/1.40  parent1[1]: (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( Y, Z ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := Z
% 0.78/1.40     Y := parallel_through_point( X, Y )
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (70) {G1,W8,D3,L2,V3,M2} R(5,15) { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( Y, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.40  parent0: (3789) {G1,W8,D3,L2,V3,M2}  { convergent_lines( Z, X ), ! 
% 0.78/1.40    convergent_lines( Z, parallel_through_point( X, Y ) ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3790) {G1,W6,D2,L2,V2,M2}  { convergent_lines( Y, X ), ! 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  parent0[0]: (2) {G0,W3,D2,L1,V1,M1} I { ! convergent_lines( X, X ) }.
% 0.78/1.40  parent1[0]: (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( Y, Z ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  parent0: (3790) {G1,W6,D2,L2,V2,M2}  { convergent_lines( Y, X ), ! 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3792) {G1,W5,D3,L1,V2,M1}  { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( X, Y ) ) }.
% 0.78/1.40  parent0[0]: (15) {G0,W5,D3,L1,V2,M1} I { ! convergent_lines( 
% 0.78/1.40    parallel_through_point( Y, X ), Y ) }.
% 0.78/1.40  parent1[1]: (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := parallel_through_point( X, Y )
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (75) {G2,W5,D3,L1,V2,M1} R(72,15) { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( X, Y ) ) }.
% 0.78/1.40  parent0: (3792) {G1,W5,D3,L1,V2,M1}  { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( X, Y ) ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3793) {G1,W8,D3,L2,V3,M2}  { convergent_lines( Z, 
% 0.78/1.40    parallel_through_point( X, Y ) ), ! convergent_lines( X, Z ) }.
% 0.78/1.40  parent0[0]: (75) {G2,W5,D3,L1,V2,M1} R(72,15) { ! convergent_lines( X, 
% 0.78/1.40    parallel_through_point( X, Y ) ) }.
% 0.78/1.40  parent1[0]: (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( Y, Z ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := parallel_through_point( X, Y )
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (77) {G3,W8,D3,L2,V3,M2} R(75,5) { ! convergent_lines( Y, X )
% 0.78/1.40    , convergent_lines( X, parallel_through_point( Y, Z ) ) }.
% 0.78/1.40  parent0: (3793) {G1,W8,D3,L2,V3,M2}  { convergent_lines( Z, 
% 0.78/1.40    parallel_through_point( X, Y ) ), ! convergent_lines( X, Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3795) {G1,W5,D3,L1,V2,M1}  { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, Y ), X ) }.
% 0.78/1.40  parent0[0]: (23) {G0,W5,D3,L1,V2,M1} I { ! unorthogonal_lines( 
% 0.78/1.40    orthogonal_through_point( Y, X ), Y ) }.
% 0.78/1.40  parent1[1]: (17) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), 
% 0.78/1.40    unorthogonal_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := orthogonal_through_point( X, Y )
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (81) {G1,W5,D3,L1,V2,M1} R(17,23) { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, Y ), X ) }.
% 0.78/1.40  parent0: (3795) {G1,W5,D3,L1,V2,M1}  { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, Y ), X ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3796) {G1,W8,D3,L2,V3,M2}  { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, Y ), Z ), convergent_lines( X, Z ) }.
% 0.78/1.40  parent0[2]: (5) {G0,W9,D2,L3,V3,M3} I { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( Y, Z ), ! convergent_lines( X, Y ) }.
% 0.78/1.40  parent1[0]: (81) {G1,W5,D3,L1,V2,M1} R(17,23) { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, Y ), X ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := orthogonal_through_point( X, Y )
% 0.78/1.40     Y := X
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (109) {G2,W8,D3,L2,V3,M2} R(81,5) { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.40  parent0: (3796) {G1,W8,D3,L2,V3,M2}  { convergent_lines( 
% 0.78/1.40    orthogonal_through_point( X, Y ), Z ), convergent_lines( X, Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3797) {G1,W6,D2,L2,V2,M2}  { convergent_lines( X, Y ), ! 
% 0.78/1.40    distinct_lines( Y, X ) }.
% 0.78/1.40  parent0[1]: (14) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), ! 
% 0.78/1.40    distinct_lines( X, Y ) }.
% 0.78/1.40  parent1[1]: (56) {G1,W6,D2,L2,V2,M2} R(4,1) { ! distinct_lines( Y, X ), 
% 0.78/1.40    distinct_lines( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (110) {G2,W6,D2,L2,V2,M1} R(14,56) { convergent_lines( X, Y )
% 0.78/1.40    , ! distinct_lines( Y, X ) }.
% 0.78/1.40  parent0: (3797) {G1,W6,D2,L2,V2,M2}  { convergent_lines( X, Y ), ! 
% 0.78/1.40    distinct_lines( Y, X ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3798) {G1,W12,D2,L4,V4,M4}  { distinct_lines( X, Y ), 
% 0.78/1.40    apart_point_and_line( Z, Y ), distinct_lines( T, X ), ! 
% 0.78/1.40    apart_point_and_line( Z, T ) }.
% 0.78/1.40  parent0[2]: (12) {G0,W9,D2,L3,V3,M2} I { distinct_lines( Y, Z ), 
% 0.78/1.40    apart_point_and_line( X, Z ), ! apart_point_and_line( X, Y ) }.
% 0.78/1.40  parent1[1]: (12) {G0,W9,D2,L3,V3,M2} I { distinct_lines( Y, Z ), 
% 0.78/1.40    apart_point_and_line( X, Z ), ! apart_point_and_line( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Z
% 0.78/1.40     Y := X
% 0.78/1.40     Z := Y
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := Z
% 0.78/1.40     Y := T
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (131) {G1,W12,D2,L4,V4,M2} R(12,12) { distinct_lines( X, Y ), 
% 0.78/1.40    distinct_lines( Y, T ), apart_point_and_line( Z, T ), ! 
% 0.78/1.40    apart_point_and_line( Z, X ) }.
% 0.78/1.40  parent0: (3798) {G1,W12,D2,L4,V4,M4}  { distinct_lines( X, Y ), 
% 0.78/1.40    apart_point_and_line( Z, Y ), distinct_lines( T, X ), ! 
% 0.78/1.40    apart_point_and_line( Z, T ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := T
% 0.78/1.40     Z := Z
% 0.78/1.40     T := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 2
% 0.78/1.40     2 ==> 0
% 0.78/1.40     3 ==> 3
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3800) {G1,W8,D3,L2,V3,M2}  { distinct_lines( Z, 
% 0.78/1.40    parallel_through_point( Y, X ) ), ! apart_point_and_line( X, Z ) }.
% 0.78/1.40  parent0[0]: (16) {G0,W5,D3,L1,V2,M1} I { ! apart_point_and_line( X, 
% 0.78/1.40    parallel_through_point( Y, X ) ) }.
% 0.78/1.40  parent1[1]: (12) {G0,W9,D2,L3,V3,M2} I { distinct_lines( Y, Z ), 
% 0.78/1.40    apart_point_and_line( X, Z ), ! apart_point_and_line( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := parallel_through_point( Y, X )
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (141) {G1,W8,D3,L2,V3,M1} R(12,16) { distinct_lines( X, 
% 0.78/1.40    parallel_through_point( Y, Z ) ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.40  parent0: (3800) {G1,W8,D3,L2,V3,M2}  { distinct_lines( Z, 
% 0.78/1.40    parallel_through_point( Y, X ) ), ! apart_point_and_line( X, Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Z
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3801) {G1,W8,D3,L2,V3,M2}  { distinct_lines( Z, 
% 0.78/1.40    orthogonal_through_point( Y, X ) ), ! apart_point_and_line( X, Z ) }.
% 0.78/1.40  parent0[0]: (24) {G0,W5,D3,L1,V2,M1} I { ! apart_point_and_line( X, 
% 0.78/1.40    orthogonal_through_point( Y, X ) ) }.
% 0.78/1.40  parent1[1]: (12) {G0,W9,D2,L3,V3,M2} I { distinct_lines( Y, Z ), 
% 0.78/1.40    apart_point_and_line( X, Z ), ! apart_point_and_line( X, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := orthogonal_through_point( Y, X )
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (142) {G1,W8,D3,L2,V3,M1} R(12,24) { distinct_lines( X, 
% 0.78/1.40    orthogonal_through_point( Y, Z ) ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.40  parent0: (3801) {G1,W8,D3,L2,V3,M2}  { distinct_lines( Z, 
% 0.78/1.40    orthogonal_through_point( Y, X ) ), ! apart_point_and_line( X, Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Z
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3803) {G1,W12,D2,L4,V3,M4}  { convergent_lines( X, Y ), ! 
% 0.78/1.40    convergent_lines( X, Z ), ! unorthogonal_lines( X, Z ), 
% 0.78/1.40    unorthogonal_lines( Z, Y ) }.
% 0.78/1.40  parent0[1]: (20) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), ! alpha1
% 0.78/1.40    ( X, Y ) }.
% 0.78/1.40  parent1[3]: (19) {G0,W12,D2,L4,V3,M1} I { ! convergent_lines( X, Y ), ! 
% 0.78/1.40    unorthogonal_lines( X, Y ), unorthogonal_lines( Y, Z ), alpha1( X, Z )
% 0.78/1.40     }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := Y
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (171) {G1,W12,D2,L4,V3,M2} R(19,20) { ! convergent_lines( X, Y
% 0.78/1.40     ), convergent_lines( X, Z ), ! unorthogonal_lines( X, Y ), 
% 0.78/1.40    unorthogonal_lines( Y, Z ) }.
% 0.78/1.40  parent0: (3803) {G1,W12,D2,L4,V3,M4}  { convergent_lines( X, Y ), ! 
% 0.78/1.40    convergent_lines( X, Z ), ! unorthogonal_lines( X, Z ), 
% 0.78/1.40    unorthogonal_lines( Z, Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 1
% 0.78/1.40     1 ==> 0
% 0.78/1.40     2 ==> 2
% 0.78/1.40     3 ==> 3
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3804) {G2,W8,D3,L2,V3,M2}  { convergent_lines( Y, X ), 
% 0.78/1.40    convergent_lines( orthogonal_through_point( X, Z ), Y ) }.
% 0.78/1.40  parent0[0]: (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  parent1[0]: (109) {G2,W8,D3,L2,V3,M2} R(81,5) { convergent_lines( X, Z ), 
% 0.78/1.40    convergent_lines( orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := X
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := Y
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (177) {G3,W8,D3,L2,V3,M2} R(109,72) { convergent_lines( Z, X )
% 0.78/1.40    , convergent_lines( orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.40  parent0: (3804) {G2,W8,D3,L2,V3,M2}  { convergent_lines( Y, X ), 
% 0.78/1.40    convergent_lines( orthogonal_through_point( X, Z ), Y ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := Y
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3807) {G2,W8,D3,L2,V3,M2}  { convergent_lines( Z, 
% 0.78/1.40    orthogonal_through_point( X, Y ) ), convergent_lines( Z, X ) }.
% 0.78/1.40  parent0[0]: (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.40    convergent_lines( X, Y ) }.
% 0.78/1.40  parent1[1]: (177) {G3,W8,D3,L2,V3,M2} R(109,72) { convergent_lines( Z, X )
% 0.78/1.40    , convergent_lines( orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Z
% 0.78/1.40     Y := orthogonal_through_point( X, Y )
% 0.78/1.40  end
% 0.78/1.40  substitution1:
% 0.78/1.40     X := X
% 0.78/1.40     Y := Y
% 0.78/1.40     Z := Z
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  subsumption: (192) {G4,W8,D3,L2,V3,M2} R(177,72) { convergent_lines( X, 
% 0.78/1.40    orthogonal_through_point( Y, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.40  parent0: (3807) {G2,W8,D3,L2,V3,M2}  { convergent_lines( Z, 
% 0.78/1.40    orthogonal_through_point( X, Y ) ), convergent_lines( Z, X ) }.
% 0.78/1.40  substitution0:
% 0.78/1.40     X := Y
% 0.78/1.40     Y := Z
% 0.78/1.40     Z := X
% 0.78/1.40  end
% 0.78/1.40  permutation0:
% 0.78/1.40     0 ==> 0
% 0.78/1.40     1 ==> 1
% 0.78/1.40  end
% 0.78/1.40  
% 0.78/1.40  resolution: (3808) {G1,W7,D4,L1,V3,M1}  { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( parallel_through_point( X, Y ), Z ) ) }.
% 0.78/1.41  parent0[0]: (15) {G0,W5,D3,L1,V2,M1} I { ! convergent_lines( 
% 0.78/1.41    parallel_through_point( Y, X ), Y ) }.
% 0.78/1.41  parent1[1]: (77) {G3,W8,D3,L2,V3,M2} R(75,5) { ! convergent_lines( Y, X ), 
% 0.78/1.41    convergent_lines( X, parallel_through_point( Y, Z ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Z
% 0.78/1.41     Y := parallel_through_point( X, Y )
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := parallel_through_point( parallel_through_point( X, Y ), Z )
% 0.78/1.41     Y := X
% 0.78/1.41     Z := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (226) {G4,W7,D4,L1,V3,M1} R(77,15) { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( parallel_through_point( X, Y ), Z ) ) }.
% 0.78/1.41  parent0: (3808) {G1,W7,D4,L1,V3,M1}  { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( parallel_through_point( X, Y ), Z ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3809) {G2,W7,D4,L1,V3,M1}  { ! convergent_lines( 
% 0.78/1.41    parallel_through_point( parallel_through_point( X, Y ), Z ), X ) }.
% 0.78/1.41  parent0[0]: (226) {G4,W7,D4,L1,V3,M1} R(77,15) { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( parallel_through_point( X, Y ), Z ) ) }.
% 0.78/1.41  parent1[1]: (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.41    convergent_lines( X, Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41     Y := parallel_through_point( parallel_through_point( X, Y ), Z )
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (236) {G5,W7,D4,L1,V3,M1} R(226,72) { ! convergent_lines( 
% 0.78/1.41    parallel_through_point( parallel_through_point( X, Y ), Z ), X ) }.
% 0.78/1.41  parent0: (3809) {G2,W7,D4,L1,V3,M1}  { ! convergent_lines( 
% 0.78/1.41    parallel_through_point( parallel_through_point( X, Y ), Z ), X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3810) {G4,W9,D5,L1,V4,M1}  { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( parallel_through_point( parallel_through_point( X
% 0.78/1.41    , Y ), Z ), T ) ) }.
% 0.78/1.41  parent0[0]: (236) {G5,W7,D4,L1,V3,M1} R(226,72) { ! convergent_lines( 
% 0.78/1.41    parallel_through_point( parallel_through_point( X, Y ), Z ), X ) }.
% 0.78/1.41  parent1[1]: (77) {G3,W8,D3,L2,V3,M2} R(75,5) { ! convergent_lines( Y, X ), 
% 0.78/1.41    convergent_lines( X, parallel_through_point( Y, Z ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := parallel_through_point( X, Y )
% 0.78/1.41     Y := Z
% 0.78/1.41     Z := T
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := parallel_through_point( parallel_through_point( 
% 0.78/1.41    parallel_through_point( X, Y ), Z ), T )
% 0.78/1.41     Y := X
% 0.78/1.41     Z := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (240) {G6,W9,D5,L1,V4,M1} R(236,77) { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( parallel_through_point( parallel_through_point( X
% 0.78/1.41    , Y ), Z ), T ) ) }.
% 0.78/1.41  parent0: (3810) {G4,W9,D5,L1,V4,M1}  { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( parallel_through_point( parallel_through_point( X
% 0.78/1.41    , Y ), Z ), T ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41     T := T
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3812) {G1,W8,D3,L2,V3,M2}  { ! convergent_lines( Z, X ), 
% 0.78/1.41    unorthogonal_lines( orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.41  parent0[0]: (23) {G0,W5,D3,L1,V2,M1} I { ! unorthogonal_lines( 
% 0.78/1.41    orthogonal_through_point( Y, X ), Y ) }.
% 0.78/1.41  parent1[2]: (31) {G0,W9,D2,L3,V3,M2} I { ! convergent_lines( X, Y ), 
% 0.78/1.41    unorthogonal_lines( Z, X ), unorthogonal_lines( Z, Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := Z
% 0.78/1.41     Y := X
% 0.78/1.41     Z := orthogonal_through_point( X, Y )
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (280) {G1,W8,D3,L2,V3,M1} R(31,23) { ! convergent_lines( X, Y
% 0.78/1.41     ), unorthogonal_lines( orthogonal_through_point( Y, Z ), X ) }.
% 0.78/1.41  parent0: (3812) {G1,W8,D3,L2,V3,M2}  { ! convergent_lines( Z, X ), 
% 0.78/1.41    unorthogonal_lines( orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := Z
% 0.78/1.41     Z := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3814) {G2,W8,D3,L2,V3,M2}  { convergent_lines( Y, X ), ! 
% 0.78/1.41    convergent_lines( parallel_through_point( Y, Z ), X ) }.
% 0.78/1.41  parent0[0]: (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.41    convergent_lines( X, Y ) }.
% 0.78/1.41  parent1[1]: (69) {G1,W8,D3,L2,V3,M2} R(5,15) { ! convergent_lines( 
% 0.78/1.41    parallel_through_point( Y, Z ), X ), convergent_lines( X, Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (303) {G2,W8,D3,L2,V3,M2} R(69,72) { convergent_lines( X, Z )
% 0.78/1.41    , ! convergent_lines( parallel_through_point( X, Y ), Z ) }.
% 0.78/1.41  parent0: (3814) {G2,W8,D3,L2,V3,M2}  { convergent_lines( Y, X ), ! 
% 0.78/1.41    convergent_lines( parallel_through_point( Y, Z ), X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Z
% 0.78/1.41     Y := X
% 0.78/1.41     Z := Y
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3815) {G2,W8,D3,L2,V3,M2}  { convergent_lines( X, Y ), ! 
% 0.78/1.41    convergent_lines( Y, parallel_through_point( X, Z ) ) }.
% 0.78/1.41  parent0[1]: (303) {G2,W8,D3,L2,V3,M2} R(69,72) { convergent_lines( X, Z ), 
% 0.78/1.41    ! convergent_lines( parallel_through_point( X, Y ), Z ) }.
% 0.78/1.41  parent1[1]: (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.41    convergent_lines( X, Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Z
% 0.78/1.41     Z := Y
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := parallel_through_point( X, Z )
% 0.78/1.41     Y := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (314) {G3,W8,D3,L2,V3,M2} R(303,72) { ! convergent_lines( Y, 
% 0.78/1.41    parallel_through_point( X, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.41  parent0: (3815) {G2,W8,D3,L2,V3,M2}  { convergent_lines( X, Y ), ! 
% 0.78/1.41    convergent_lines( Y, parallel_through_point( X, Z ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 1
% 0.78/1.41     1 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3816) {G1,W8,D3,L2,V1,M2}  { convergent_lines( X, 
% 0.78/1.41    line_connecting( skol1, skol2 ) ), ! distinct_lines( skol3, X ) }.
% 0.78/1.41  parent0[1]: (14) {G0,W6,D2,L2,V2,M1} I { convergent_lines( X, Y ), ! 
% 0.78/1.41    distinct_lines( X, Y ) }.
% 0.78/1.41  parent1[1]: (57) {G1,W8,D3,L2,V1,M2} R(49,4) { ! distinct_lines( skol3, X )
% 0.78/1.41    , distinct_lines( X, line_connecting( skol1, skol2 ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := line_connecting( skol1, skol2 )
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (543) {G2,W8,D3,L2,V1,M1} R(57,14) { convergent_lines( X, 
% 0.78/1.41    line_connecting( skol1, skol2 ) ), ! distinct_lines( skol3, X ) }.
% 0.78/1.41  parent0: (3816) {G1,W8,D3,L2,V1,M2}  { convergent_lines( X, line_connecting
% 0.78/1.41    ( skol1, skol2 ) ), ! distinct_lines( skol3, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3817) {G1,W11,D3,L3,V2,M3}  { convergent_lines( X, 
% 0.78/1.41    line_connecting( skol1, skol2 ) ), ! convergent_lines( Y, skol3 ), 
% 0.78/1.41    convergent_lines( Y, X ) }.
% 0.78/1.41  parent0[1]: (543) {G2,W8,D3,L2,V1,M1} R(57,14) { convergent_lines( X, 
% 0.78/1.41    line_connecting( skol1, skol2 ) ), ! distinct_lines( skol3, X ) }.
% 0.78/1.41  parent1[2]: (13) {G0,W9,D2,L3,V3,M1} I { ! convergent_lines( X, Y ), 
% 0.78/1.41    convergent_lines( X, Z ), distinct_lines( Y, Z ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := skol3
% 0.78/1.41     Z := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (569) {G3,W11,D3,L3,V2,M2} R(543,13) { ! convergent_lines( Y, 
% 0.78/1.41    skol3 ), convergent_lines( Y, X ), convergent_lines( X, line_connecting( 
% 0.78/1.41    skol1, skol2 ) ) }.
% 0.78/1.41  parent0: (3817) {G1,W11,D3,L3,V2,M3}  { convergent_lines( X, 
% 0.78/1.41    line_connecting( skol1, skol2 ) ), ! convergent_lines( Y, skol3 ), 
% 0.78/1.41    convergent_lines( Y, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 2
% 0.78/1.41     1 ==> 0
% 0.78/1.41     2 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  factor: (3819) {G3,W12,D3,L2,V0,M2}  { ! convergent_lines( line_connecting
% 0.78/1.41    ( skol1, skol2 ), skol3 ), convergent_lines( line_connecting( skol1, 
% 0.78/1.41    skol2 ), line_connecting( skol1, skol2 ) ) }.
% 0.78/1.41  parent0[1, 2]: (569) {G3,W11,D3,L3,V2,M2} R(543,13) { ! convergent_lines( Y
% 0.78/1.41    , skol3 ), convergent_lines( Y, X ), convergent_lines( X, line_connecting
% 0.78/1.41    ( skol1, skol2 ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := line_connecting( skol1, skol2 )
% 0.78/1.41     Y := line_connecting( skol1, skol2 )
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3820) {G1,W5,D3,L1,V0,M1}  { ! convergent_lines( 
% 0.78/1.41    line_connecting( skol1, skol2 ), skol3 ) }.
% 0.78/1.41  parent0[0]: (2) {G0,W3,D2,L1,V1,M1} I { ! convergent_lines( X, X ) }.
% 0.78/1.41  parent1[1]: (3819) {G3,W12,D3,L2,V0,M2}  { ! convergent_lines( 
% 0.78/1.41    line_connecting( skol1, skol2 ), skol3 ), convergent_lines( 
% 0.78/1.41    line_connecting( skol1, skol2 ), line_connecting( skol1, skol2 ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := line_connecting( skol1, skol2 )
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (573) {G4,W5,D3,L1,V0,M1} F(569);r(2) { ! convergent_lines( 
% 0.78/1.41    line_connecting( skol1, skol2 ), skol3 ) }.
% 0.78/1.41  parent0: (3820) {G1,W5,D3,L1,V0,M1}  { ! convergent_lines( line_connecting
% 0.78/1.41    ( skol1, skol2 ), skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3821) {G4,W7,D4,L1,V1,M1}  { ! convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( line_connecting( skol1, skol2 ), X ) ) }.
% 0.78/1.41  parent0[0]: (573) {G4,W5,D3,L1,V0,M1} F(569);r(2) { ! convergent_lines( 
% 0.78/1.41    line_connecting( skol1, skol2 ), skol3 ) }.
% 0.78/1.41  parent1[1]: (314) {G3,W8,D3,L2,V3,M2} R(303,72) { ! convergent_lines( Y, 
% 0.78/1.41    parallel_through_point( X, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := line_connecting( skol1, skol2 )
% 0.78/1.41     Y := skol3
% 0.78/1.41     Z := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (575) {G5,W7,D4,L1,V1,M1} R(573,314) { ! convergent_lines( 
% 0.78/1.41    skol3, parallel_through_point( line_connecting( skol1, skol2 ), X ) ) }.
% 0.78/1.41  parent0: (3821) {G4,W7,D4,L1,V1,M1}  { ! convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( line_connecting( skol1, skol2 ), X ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3822) {G2,W9,D5,L1,V2,M1}  { ! convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( parallel_through_point( line_connecting( skol1, 
% 0.78/1.41    skol2 ), X ), Y ) ) }.
% 0.78/1.41  parent0[0]: (575) {G5,W7,D4,L1,V1,M1} R(573,314) { ! convergent_lines( 
% 0.78/1.41    skol3, parallel_through_point( line_connecting( skol1, skol2 ), X ) ) }.
% 0.78/1.41  parent1[1]: (70) {G1,W8,D3,L2,V3,M2} R(5,15) { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( Y, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := skol3
% 0.78/1.41     Y := parallel_through_point( line_connecting( skol1, skol2 ), X )
% 0.78/1.41     Z := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (619) {G6,W9,D5,L1,V2,M1} R(575,70) { ! convergent_lines( 
% 0.78/1.41    skol3, parallel_through_point( parallel_through_point( line_connecting( 
% 0.78/1.41    skol1, skol2 ), X ), Y ) ) }.
% 0.78/1.41  parent0: (3822) {G2,W9,D5,L1,V2,M1}  { ! convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( parallel_through_point( line_connecting( skol1, 
% 0.78/1.41    skol2 ), X ), Y ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3823) {G2,W14,D3,L4,V5,M4}  { distinct_lines( X, 
% 0.78/1.41    orthogonal_through_point( Y, Z ) ), distinct_lines( T, U ), 
% 0.78/1.41    distinct_lines( U, X ), ! apart_point_and_line( Z, T ) }.
% 0.78/1.41  parent0[1]: (142) {G1,W8,D3,L2,V3,M1} R(12,24) { distinct_lines( X, 
% 0.78/1.41    orthogonal_through_point( Y, Z ) ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent1[2]: (131) {G1,W12,D2,L4,V4,M2} R(12,12) { distinct_lines( X, Y ), 
% 0.78/1.41    distinct_lines( Y, T ), apart_point_and_line( Z, T ), ! 
% 0.78/1.41    apart_point_and_line( Z, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := T
% 0.78/1.41     Y := U
% 0.78/1.41     Z := Z
% 0.78/1.41     T := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2605) {G2,W14,D3,L4,V5,M1} R(131,142) { distinct_lines( X, Y
% 0.78/1.41     ), distinct_lines( Y, Z ), distinct_lines( Z, orthogonal_through_point( 
% 0.78/1.41    U, T ) ), ! apart_point_and_line( T, X ) }.
% 0.78/1.41  parent0: (3823) {G2,W14,D3,L4,V5,M4}  { distinct_lines( X, 
% 0.78/1.41    orthogonal_through_point( Y, Z ) ), distinct_lines( T, U ), 
% 0.78/1.41    distinct_lines( U, X ), ! apart_point_and_line( Z, T ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Z
% 0.78/1.41     Y := U
% 0.78/1.41     Z := T
% 0.78/1.41     T := X
% 0.78/1.41     U := Y
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 2
% 0.78/1.41     1 ==> 0
% 0.78/1.41     2 ==> 1
% 0.78/1.41     3 ==> 3
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3828) {G2,W14,D3,L4,V5,M4}  { distinct_lines( X, 
% 0.78/1.41    parallel_through_point( Y, Z ) ), distinct_lines( T, U ), distinct_lines
% 0.78/1.41    ( U, X ), ! apart_point_and_line( Z, T ) }.
% 0.78/1.41  parent0[1]: (141) {G1,W8,D3,L2,V3,M1} R(12,16) { distinct_lines( X, 
% 0.78/1.41    parallel_through_point( Y, Z ) ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent1[2]: (131) {G1,W12,D2,L4,V4,M2} R(12,12) { distinct_lines( X, Y ), 
% 0.78/1.41    distinct_lines( Y, T ), apart_point_and_line( Z, T ), ! 
% 0.78/1.41    apart_point_and_line( Z, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := T
% 0.78/1.41     Y := U
% 0.78/1.41     Z := Z
% 0.78/1.41     T := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2606) {G2,W14,D3,L4,V5,M1} R(131,141) { distinct_lines( X, Y
% 0.78/1.41     ), distinct_lines( Y, Z ), distinct_lines( Z, parallel_through_point( U
% 0.78/1.41    , T ) ), ! apart_point_and_line( T, X ) }.
% 0.78/1.41  parent0: (3828) {G2,W14,D3,L4,V5,M4}  { distinct_lines( X, 
% 0.78/1.41    parallel_through_point( Y, Z ) ), distinct_lines( T, U ), distinct_lines
% 0.78/1.41    ( U, X ), ! apart_point_and_line( Z, T ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Z
% 0.78/1.41     Y := U
% 0.78/1.41     Z := T
% 0.78/1.41     T := X
% 0.78/1.41     U := Y
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 2
% 0.78/1.41     1 ==> 0
% 0.78/1.41     2 ==> 1
% 0.78/1.41     3 ==> 3
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  factor: (3834) {G2,W13,D3,L3,V3,M3}  { distinct_lines( X, 
% 0.78/1.41    parallel_through_point( Y, Z ) ), distinct_lines( parallel_through_point
% 0.78/1.41    ( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent0[0, 2]: (2606) {G2,W14,D3,L4,V5,M1} R(131,141) { distinct_lines( X, 
% 0.78/1.41    Y ), distinct_lines( Y, Z ), distinct_lines( Z, parallel_through_point( U
% 0.78/1.41    , T ) ), ! apart_point_and_line( T, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := parallel_through_point( Y, Z )
% 0.78/1.41     Z := X
% 0.78/1.41     T := Z
% 0.78/1.41     U := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3840) {G2,W13,D3,L3,V3,M3}  { distinct_lines( 
% 0.78/1.41    parallel_through_point( Y, Z ), X ), distinct_lines( 
% 0.78/1.41    parallel_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent0[0]: (56) {G1,W6,D2,L2,V2,M2} R(4,1) { ! distinct_lines( Y, X ), 
% 0.78/1.41    distinct_lines( X, Y ) }.
% 0.78/1.41  parent1[0]: (3834) {G2,W13,D3,L3,V3,M3}  { distinct_lines( X, 
% 0.78/1.41    parallel_through_point( Y, Z ) ), distinct_lines( parallel_through_point
% 0.78/1.41    ( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := parallel_through_point( Y, Z )
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  factor: (3842) {G2,W8,D3,L2,V3,M2}  { distinct_lines( 
% 0.78/1.41    parallel_through_point( X, Y ), Z ), ! apart_point_and_line( Y, Z ) }.
% 0.78/1.41  parent0[0, 1]: (3840) {G2,W13,D3,L3,V3,M3}  { distinct_lines( 
% 0.78/1.41    parallel_through_point( Y, Z ), X ), distinct_lines( 
% 0.78/1.41    parallel_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Z
% 0.78/1.41     Y := X
% 0.78/1.41     Z := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2614) {G3,W8,D3,L2,V3,M1} F(2606);r(56) { distinct_lines( 
% 0.78/1.41    parallel_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent0: (3842) {G2,W8,D3,L2,V3,M2}  { distinct_lines( 
% 0.78/1.41    parallel_through_point( X, Y ), Z ), ! apart_point_and_line( Y, Z ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := Z
% 0.78/1.41     Z := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  factor: (3845) {G2,W13,D3,L3,V3,M3}  { distinct_lines( X, 
% 0.78/1.41    orthogonal_through_point( Y, Z ) ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent0[0, 2]: (2605) {G2,W14,D3,L4,V5,M1} R(131,142) { distinct_lines( X, 
% 0.78/1.41    Y ), distinct_lines( Y, Z ), distinct_lines( Z, orthogonal_through_point
% 0.78/1.41    ( U, T ) ), ! apart_point_and_line( T, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := orthogonal_through_point( Y, Z )
% 0.78/1.41     Z := X
% 0.78/1.41     T := Z
% 0.78/1.41     U := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3851) {G2,W13,D3,L3,V3,M3}  { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, Z ), X ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent0[0]: (56) {G1,W6,D2,L2,V2,M2} R(4,1) { ! distinct_lines( Y, X ), 
% 0.78/1.41    distinct_lines( X, Y ) }.
% 0.78/1.41  parent1[0]: (3845) {G2,W13,D3,L3,V3,M3}  { distinct_lines( X, 
% 0.78/1.41    orthogonal_through_point( Y, Z ) ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := orthogonal_through_point( Y, Z )
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  factor: (3853) {G2,W8,D3,L2,V3,M2}  { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, Y ), Z ), ! apart_point_and_line( Y, Z ) }.
% 0.78/1.41  parent0[0, 1]: (3851) {G2,W13,D3,L3,V3,M3}  { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, Z ), X ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Z
% 0.78/1.41     Y := X
% 0.78/1.41     Z := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2615) {G3,W8,D3,L2,V3,M1} F(2605);r(56) { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent0: (3853) {G2,W8,D3,L2,V3,M2}  { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, Y ), Z ), ! apart_point_and_line( Y, Z ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := Z
% 0.78/1.41     Z := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3856) {G1,W8,D3,L2,V1,M2}  { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ), apart_point_and_line( 
% 0.78/1.41    skol1, skol3 ) }.
% 0.78/1.41  parent0[1]: (2615) {G3,W8,D3,L2,V3,M1} F(2605);r(56) { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent1[1]: (48) {G0,W6,D2,L2,V0,M1} I { apart_point_and_line( skol1, skol3
% 0.78/1.41     ), apart_point_and_line( skol2, skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := skol3
% 0.78/1.41     Y := X
% 0.78/1.41     Z := skol2
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2631) {G4,W8,D3,L2,V1,M1} R(2615,48) { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ), apart_point_and_line( 
% 0.78/1.41    skol1, skol3 ) }.
% 0.78/1.41  parent0: (3856) {G1,W8,D3,L2,V1,M2}  { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ), apart_point_and_line( 
% 0.78/1.41    skol1, skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3857) {G4,W10,D3,L2,V2,M2}  { distinct_lines( 
% 0.78/1.41    parallel_through_point( X, skol1 ), skol3 ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, skol2 ), skol3 ) }.
% 0.78/1.41  parent0[1]: (2614) {G3,W8,D3,L2,V3,M1} F(2606);r(56) { distinct_lines( 
% 0.78/1.41    parallel_through_point( Y, Z ), X ), ! apart_point_and_line( Z, X ) }.
% 0.78/1.41  parent1[1]: (2631) {G4,W8,D3,L2,V1,M1} R(2615,48) { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ), apart_point_and_line( 
% 0.78/1.41    skol1, skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := skol3
% 0.78/1.41     Y := X
% 0.78/1.41     Z := skol1
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2660) {G5,W10,D3,L2,V2,M1} R(2631,2614) { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ), distinct_lines( 
% 0.78/1.41    parallel_through_point( Y, skol1 ), skol3 ) }.
% 0.78/1.41  parent0: (3857) {G4,W10,D3,L2,V2,M2}  { distinct_lines( 
% 0.78/1.41    parallel_through_point( X, skol1 ), skol3 ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, skol2 ), skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 1
% 0.78/1.41     1 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3859) {G3,W10,D3,L2,V2,M2}  { convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( X, skol1 ) ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, skol2 ), skol3 ) }.
% 0.78/1.41  parent0[1]: (110) {G2,W6,D2,L2,V2,M1} R(14,56) { convergent_lines( X, Y ), 
% 0.78/1.41    ! distinct_lines( Y, X ) }.
% 0.78/1.41  parent1[1]: (2660) {G5,W10,D3,L2,V2,M1} R(2631,2614) { distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ), distinct_lines( 
% 0.78/1.41    parallel_through_point( Y, skol1 ), skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := skol3
% 0.78/1.41     Y := parallel_through_point( X, skol1 )
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2925) {G6,W10,D3,L2,V2,M1} R(2660,110) { convergent_lines( 
% 0.78/1.41    skol3, parallel_through_point( Y, skol1 ) ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ) }.
% 0.78/1.41  parent0: (3859) {G3,W10,D3,L2,V2,M2}  { convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( X, skol1 ) ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( Y, skol2 ), skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3860) {G3,W10,D3,L2,V2,M2}  { convergent_lines( skol3, 
% 0.78/1.41    orthogonal_through_point( X, skol2 ) ), convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( Y, skol1 ) ) }.
% 0.78/1.41  parent0[1]: (110) {G2,W6,D2,L2,V2,M1} R(14,56) { convergent_lines( X, Y ), 
% 0.78/1.41    ! distinct_lines( Y, X ) }.
% 0.78/1.41  parent1[1]: (2925) {G6,W10,D3,L2,V2,M1} R(2660,110) { convergent_lines( 
% 0.78/1.41    skol3, parallel_through_point( Y, skol1 ) ), distinct_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := skol3
% 0.78/1.41     Y := orthogonal_through_point( X, skol2 )
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2950) {G7,W10,D3,L2,V2,M1} R(2925,110) { convergent_lines( 
% 0.78/1.41    skol3, orthogonal_through_point( Y, skol2 ) ), convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( X, skol1 ) ) }.
% 0.78/1.41  parent0: (3860) {G3,W10,D3,L2,V2,M2}  { convergent_lines( skol3, 
% 0.78/1.41    orthogonal_through_point( X, skol2 ) ), convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( Y, skol1 ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3861) {G7,W5,D3,L1,V1,M1}  { convergent_lines( skol3, 
% 0.78/1.41    orthogonal_through_point( Y, skol2 ) ) }.
% 0.78/1.41  parent0[0]: (619) {G6,W9,D5,L1,V2,M1} R(575,70) { ! convergent_lines( skol3
% 0.78/1.41    , parallel_through_point( parallel_through_point( line_connecting( skol1
% 0.78/1.41    , skol2 ), X ), Y ) ) }.
% 0.78/1.41  parent1[1]: (2950) {G7,W10,D3,L2,V2,M1} R(2925,110) { convergent_lines( 
% 0.78/1.41    skol3, orthogonal_through_point( Y, skol2 ) ), convergent_lines( skol3, 
% 0.78/1.41    parallel_through_point( X, skol1 ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := skol1
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := parallel_through_point( line_connecting( skol1, skol2 ), X )
% 0.78/1.41     Y := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2968) {G8,W5,D3,L1,V1,M1} R(2950,619) { convergent_lines( 
% 0.78/1.41    skol3, orthogonal_through_point( X, skol2 ) ) }.
% 0.78/1.41  parent0: (3861) {G7,W5,D3,L1,V1,M1}  { convergent_lines( skol3, 
% 0.78/1.41    orthogonal_through_point( Y, skol2 ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3862) {G2,W5,D3,L1,V1,M1}  { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ) }.
% 0.78/1.41  parent0[0]: (72) {G1,W6,D2,L2,V2,M2} R(5,2) { ! convergent_lines( Y, X ), 
% 0.78/1.41    convergent_lines( X, Y ) }.
% 0.78/1.41  parent1[0]: (2968) {G8,W5,D3,L1,V1,M1} R(2950,619) { convergent_lines( 
% 0.78/1.41    skol3, orthogonal_through_point( X, skol2 ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := orthogonal_through_point( X, skol2 )
% 0.78/1.41     Y := skol3
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (2982) {G9,W5,D3,L1,V1,M1} R(2968,72) { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ) }.
% 0.78/1.41  parent0: (3862) {G2,W5,D3,L1,V1,M1}  { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3863) {G1,W13,D3,L3,V3,M3}  { ! convergent_lines( Z, 
% 0.78/1.41    orthogonal_through_point( X, Y ) ), convergent_lines( Z, X ), ! 
% 0.78/1.41    unorthogonal_lines( Z, orthogonal_through_point( X, Y ) ) }.
% 0.78/1.41  parent0[0]: (23) {G0,W5,D3,L1,V2,M1} I { ! unorthogonal_lines( 
% 0.78/1.41    orthogonal_through_point( Y, X ), Y ) }.
% 0.78/1.41  parent1[3]: (171) {G1,W12,D2,L4,V3,M2} R(19,20) { ! convergent_lines( X, Y
% 0.78/1.41     ), convergent_lines( X, Z ), ! unorthogonal_lines( X, Y ), 
% 0.78/1.41    unorthogonal_lines( Y, Z ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := Z
% 0.78/1.41     Y := orthogonal_through_point( X, Y )
% 0.78/1.41     Z := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3864) {G2,W11,D3,L3,V3,M3}  { convergent_lines( X, Y ), ! 
% 0.78/1.41    unorthogonal_lines( X, orthogonal_through_point( Y, Z ) ), 
% 0.78/1.41    convergent_lines( X, Y ) }.
% 0.78/1.41  parent0[0]: (3863) {G1,W13,D3,L3,V3,M3}  { ! convergent_lines( Z, 
% 0.78/1.41    orthogonal_through_point( X, Y ) ), convergent_lines( Z, X ), ! 
% 0.78/1.41    unorthogonal_lines( Z, orthogonal_through_point( X, Y ) ) }.
% 0.78/1.41  parent1[0]: (192) {G4,W8,D3,L2,V3,M2} R(177,72) { convergent_lines( X, 
% 0.78/1.41    orthogonal_through_point( Y, Z ) ), convergent_lines( X, Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := Z
% 0.78/1.41     Z := X
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  factor: (3865) {G2,W8,D3,L2,V3,M2}  { convergent_lines( X, Y ), ! 
% 0.78/1.41    unorthogonal_lines( X, orthogonal_through_point( Y, Z ) ) }.
% 0.78/1.41  parent0[0, 2]: (3864) {G2,W11,D3,L3,V3,M3}  { convergent_lines( X, Y ), ! 
% 0.78/1.41    unorthogonal_lines( X, orthogonal_through_point( Y, Z ) ), 
% 0.78/1.41    convergent_lines( X, Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (3469) {G5,W8,D3,L2,V3,M1} R(171,23);r(192) { convergent_lines
% 0.78/1.41    ( X, Y ), ! unorthogonal_lines( X, orthogonal_through_point( Y, Z ) ) }.
% 0.78/1.41  parent0: (3865) {G2,W8,D3,L2,V3,M2}  { convergent_lines( X, Y ), ! 
% 0.78/1.41    unorthogonal_lines( X, orthogonal_through_point( Y, Z ) ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41     1 ==> 1
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3866) {G2,W10,D3,L2,V4,M2}  { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( X, Y ), Z ), ! convergent_lines( 
% 0.78/1.41    orthogonal_through_point( Z, T ), X ) }.
% 0.78/1.41  parent0[1]: (3469) {G5,W8,D3,L2,V3,M1} R(171,23);r(192) { convergent_lines
% 0.78/1.41    ( X, Y ), ! unorthogonal_lines( X, orthogonal_through_point( Y, Z ) ) }.
% 0.78/1.41  parent1[1]: (280) {G1,W8,D3,L2,V3,M1} R(31,23) { ! convergent_lines( X, Y )
% 0.78/1.41    , unorthogonal_lines( orthogonal_through_point( Y, Z ), X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := orthogonal_through_point( X, Y )
% 0.78/1.41     Y := Z
% 0.78/1.41     Z := T
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := orthogonal_through_point( Z, T )
% 0.78/1.41     Y := X
% 0.78/1.41     Z := Y
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (3476) {G6,W10,D3,L2,V4,M2} R(3469,280) { ! convergent_lines( 
% 0.78/1.41    orthogonal_through_point( Z, T ), X ), convergent_lines( 
% 0.78/1.41    orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.41  parent0: (3866) {G2,W10,D3,L2,V4,M2}  { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( X, Y ), Z ), ! convergent_lines( 
% 0.78/1.41    orthogonal_through_point( Z, T ), X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := X
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41     T := T
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 1
% 0.78/1.41     1 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3867) {G7,W5,D3,L1,V2,M1}  { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( skol3, Y ), X ) }.
% 0.78/1.41  parent0[0]: (3476) {G6,W10,D3,L2,V4,M2} R(3469,280) { ! convergent_lines( 
% 0.78/1.41    orthogonal_through_point( Z, T ), X ), convergent_lines( 
% 0.78/1.41    orthogonal_through_point( X, Y ), Z ) }.
% 0.78/1.41  parent1[0]: (2982) {G9,W5,D3,L1,V1,M1} R(2968,72) { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( X, skol2 ), skol3 ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := skol3
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := X
% 0.78/1.41     T := skol2
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (3500) {G10,W5,D3,L1,V2,M1} R(3476,2982) { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( skol3, X ), Y ) }.
% 0.78/1.41  parent0: (3867) {G7,W5,D3,L1,V2,M1}  { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( skol3, Y ), X ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := Y
% 0.78/1.41     Y := X
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41     0 ==> 0
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  resolution: (3868) {G7,W0,D0,L0,V0,M0}  {  }.
% 0.78/1.41  parent0[0]: (240) {G6,W9,D5,L1,V4,M1} R(236,77) { ! convergent_lines( X, 
% 0.78/1.41    parallel_through_point( parallel_through_point( parallel_through_point( X
% 0.78/1.41    , Y ), Z ), T ) ) }.
% 0.78/1.41  parent1[0]: (3500) {G10,W5,D3,L1,V2,M1} R(3476,2982) { convergent_lines( 
% 0.78/1.41    orthogonal_through_point( skol3, X ), Y ) }.
% 0.78/1.41  substitution0:
% 0.78/1.41     X := orthogonal_through_point( skol3, X )
% 0.78/1.41     Y := Y
% 0.78/1.41     Z := Z
% 0.78/1.41     T := T
% 0.78/1.41  end
% 0.78/1.41  substitution1:
% 0.78/1.41     X := X
% 0.78/1.41     Y := parallel_through_point( parallel_through_point( 
% 0.78/1.41    parallel_through_point( orthogonal_through_point( skol3, X ), Y ), Z ), T
% 0.78/1.41     )
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  subsumption: (3585) {G11,W0,D0,L0,V0,M0} R(3500,240) {  }.
% 0.78/1.41  parent0: (3868) {G7,W0,D0,L0,V0,M0}  {  }.
% 0.78/1.41  substitution0:
% 0.78/1.41  end
% 0.78/1.41  permutation0:
% 0.78/1.41  end
% 0.78/1.41  
% 0.78/1.41  Proof check complete!
% 0.78/1.41  
% 0.78/1.41  Memory use:
% 0.78/1.41  
% 0.78/1.41  space for terms:        47533
% 0.78/1.41  space for clauses:      144604
% 0.78/1.41  
% 0.78/1.41  
% 0.78/1.41  clauses generated:      19856
% 0.78/1.41  clauses kept:           3586
% 0.78/1.41  clauses selected:       456
% 0.78/1.41  clauses deleted:        6
% 0.78/1.41  clauses inuse deleted:  2
% 0.78/1.41  
% 0.78/1.41  subsentry:          271977
% 0.78/1.41  literals s-matched: 110521
% 0.78/1.41  literals matched:   110441
% 0.78/1.41  full subsumption:   65366
% 0.78/1.41  
% 0.78/1.41  checksum:           2136189037
% 0.78/1.41  
% 0.78/1.41  
% 0.78/1.41  Bliksem ended
%------------------------------------------------------------------------------