Author: Uri Blass
Date: 00:59:10 12/06/00
Go up one level in this thread
On December 06, 2000 at 01:12:44, James T. Walker wrote:
>On December 05, 2000 at 23:28:23, Howard Exner wrote:
>
>>On December 05, 2000 at 20:30:01, Paul Petersson wrote:
>>
>>>[Event "SSDF 120'/40+60'/20+60'20"]
>>>[Site "palp.gbg"]
>>>[Date "2000.12.02"]
>>>[Round "35"]
>>>[White "Crafty 17.07 K6-2/450"]
>>>[Black "Century 3.0 K6-2/450"]
>>>[Result "1-0"]
>>>[ECO "B63"]
>>>
>>>{64MB, General.ctg
>>>} 1. e4 {0} 1... c5 {2} 2. Nf3 {0} 2... Nc6 {2} 3. d4 {0}
>>>3... cxd4 {2} 4. Nxd4 {0} 4... Nf6 {2} 5. Nc3 {0} 5... d6 {2} 6. Bg5 {0} 6...
>>>e6 {2} 7. Qd2 {0} 7... Be7 {2} 8. O-O-O {0} 8... Nxd4 {2} 9. Qxd4 {0} 9... a6 {
>>>2} 10. f4 {0} 10... b5 {2} 11. Be2 {0} 11... O-O {last book move 2} 12. e5 {
>>>0.49/12 249} 12... dxe5 {320} 13. Qxd8 {0.35/13 7} 13... Bxd8 {25} 14. Bf3 {
>>>0.51/15 232} 14... Rb8 {306} 15. fxe5 {0.53/15 0} 15... b4 {368} 16. Rxd8 {
>>>0.48/15 27} 16... Rxd8 {7} 17. Ne4 {0.48/15 275} 17... h6 {121} 18. Bh4 {
>>>0.56/16 158} 18... Nxe4 {296} 19. Bxd8 {0.54/15 0} 19... Bb7 {491} 20. Rd1 {
>>>0.46/15 0} 20... Nc5 {199} 21. Be7 {0.48/14 313} 21... Bxf3 {2} 22. gxf3 {
>>>0.65/16 311} 22... Rb5 {82} 23. b3 {0.52/14 231} 23... a5 {307} 24. Kb2 {
>>>0.50/14 17} 24... Na6 {228} 25. Bd6 {0.52/14 546} 25... g5 {409} 26. a3 {
>>>0.57/14 323} 26... Rb6 {291} 27. axb4 {0.56/13 322} 27... axb4 {2} 28. Rd4 {
>>>0.52/15 321} 28... Kg7 {111} 29. c3 {0.47/14 211} 29... bxc3+ {424} 30. Kxc3 {
>>>0.33/15 1} 30... Kg6 {361} 31. b4 {0.36/15 4} 31... Kf5 {334} 32. Rc4 {
>>>0.40/16 71} 32... f6 {129} 33. Bc5 {0.33/16 318} 33... Rb7 {14} 34. exf6 {
>>>0.33/14 451} 34... Nc7 {2} 35. Kd3 {0.26/14 470} 35... Nd5 {398} 36. Bd4 {
>>>0.25/14 70} 36... Nxf6 {204} 37. Rc5+ {0.09/15 363} 37... Nd5 {428} 38. b5 {
>>>0.00/18 208} 38... Kf4 {156} 39. Ke2 {0.00/16 693} 39... g4 {2} 40. fxg4 {
>>>0.24/15 502} 40... Kxg4 {2} 41. Kd3 {0.34/14 203} 41... Kf4 {344} 42. Bf2 {
>>>0.36/14 206} 42... h5 {133} 43. Bg3+ {0.37/14 222} 43... Kf5 {167} 44. Kc4 {
>>>0.42/15 204} 44... Ke4 {249} 45. Rc6 {1.03/15 205} 45... e5 {305} 46. Kc5 {
>>>1.12/15 0} 46... Nf4 {183} 47. b6 {1.52/13 49} 47... Rb8 {701} 48. Rd6 {
>>>1.95/14 0} 48... Ne2 {617} 49. Kc6 {1.48/15 1} 49... Nd4+ {139}
>>
>>[D]1r6/8/1PKR4/4p2p/4k3/6B1/4n2P/8 b - - bm Nxg3;
>>
>>Here it looks like Nxg3 hxg3 Kf3 draws. Unless I'm missing something but
>>it looks like a common theme of the defender giving up the rook for the passed
>>pawn and then forces his pawns forward so that the winning side must also give
>>up the rook.
>>
>>How do the TB programs compare to the non TB programs on this one?
>>
>>>50. Kd7 {
>>>1.67/14 182} 50... h4 {16} 51. Bf2 {1.79/14 268} 51... Nb5 {2} 52. Rd2 {
>>>1.99/14 285} 52... Nc3 {2} 53. Kc7 {2.78/14 285} 53... Rh8 {2} 54. b7 {
>>>3.08/14 283} 54... Nd5+ {125} 55. Kc6 {3.17/14 285} 55... Rh6+ {24} 56. Kc5 {
>>>4.22/17 285} 56... Rb6 {159} 57. Rxd5 {4.25/16 122} 57... Rxb7 {54} 58. Bxh4 {
>>>4.03/14 307} 58... Ra7 {37} 59. Rd1 {4.08/13 319} 59... Ra5+ {2} 60. Kd6 {
>>>4.03/13 193} 60... Ra6+ {519} 61. Ke7 {4.19/14 1} 61... Kf3 {288} 62. Rf1+ {
>>>4.94/13 205} 62... Kg2 {192} 63. Rf2+ {5.06/15 4} 63... Kh3 {164} 64. Bg3 {
>>>5.16/15 45} 64... e4 {191} 65. Re2 {5.16/13 31} 65... Ra4 {171} 66. Re3 {
>>>5.40/14 59} 66... Kg4 {268} 67. Ke6 {5.46/13 40} 67... Rb4 {179} 68. Bd6 {
>>>5.57/13 272} 68... Rd4 {172} 69. Be5 {5.71/13 270} 69... Ra4 {2} 70. Rg3+ {
>>>5.85/13 261} 70... Kh4 {68} 71. Kf5 {5.88/13 447} 71... Ra5 {2} 72. Rg4+ {
>>>5.99/13 246} 72... Kh3 {321} 73. Rxe4 {6.07/14 92} 73... Ra3 {370} 74. Kg5 {
>>>6.11/13 19} 74... Ra5 {183} 75. Re3+ {6.93/14 302} 75... Kg2 {2} 76. h4 {
>>>8.45/14 309} 76... Kf2 {2} 77. Rc3 {8.75/14 297} 77... Rxe5+ {386} 78. Kf4 {
>>>#32/1 2} 78... Rb5 {341} 79. Rc6 {#31/1 0} 79... Rd5 {901} 80. Rf6 {#30/1 0}
>>>80... Kg2 {260} 81. Kg4 {#26/1 0} 81... Rd4+ {143} 82. Kg5 {#25/1 0} 82... Kg3
>>>{87} 83. h5 {#24/1 0} 1-0
>
>Since I just now finished setting up Crafty 17.14 in Chesspartner and Crafty is
>a tablebase program I gave the position to Crafty to see what it would do. It
>takes Crafty 17.14 on my K7-900 only 1:07 to play Nxg3 with a score of 0.01.
>People who don't want or don't like tablebases simply don't understand.....
>Jim
Did Crafty use all the 5 piece tablebases?
I think that using the KR vs KPP tablebases in this position can help the
program to find the draw faster and the KR vs KPP tablebases are not included in
my CD's so you have to download them or to buy them in order to use them.
Uri
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