Author: Robert Hyatt
Date: 11:53:35 12/21/99
Go up one level in this thread
On December 21, 1999 at 10:49:45, Michael Fuhrmann wrote:
>The following is one of those many games on ICC where a computer forces a drawn
>game out to ridiculous lengths, and you end up feeling sorry for the human
>opponent who has to make a lengthy series of mindless moves to maintain the
>static position and eventually get the draw. Adolf, ahead on time, made several
>draw offers, all refused by Sharpshooter (Crafty 17.5). Sharpshooter forced the
>game to 177 moves when it was drawn under the 50-move rule.
>
>I guess I shouldn't feel too sorry for Adolf, because immediately after this
>marathon ended he started up a new game with Sharpshooter! Still, it would be a
>lot better if computers -- I'm not singling Crafty out here -- accepted draws in
>these situations.
>
>
>[Event "ICC 5 3"]
>[Site "Internet Chess Club"]
>[Date "1999.12.21"]
>[Round "-"]
>[White "SharpShooter"]
>[Black "ADOLF"]
>[Result "1/2-1/2"]
>[ICCResult "Game drawn by the 50 move rule"]
>[WhiteElo "3040"]
>[BlackElo "2656"]
>[Opening "Scotch: Mieses variation"]
>[ECO "C45"]
>[NIC "SO.04"]
>[Time "10:14:08"]
>[TimeControl "300+3"]
>
>1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5
>8. c4 Nb6 9. Nd2 d5 10. exd6 cxd6 11. b3 Bg4 12. Qxe7+ Bxe7 13. Bd3 O-O 14.
>O-O d5 15. cxd5 cxd5 16. Bb2 Bb4 17. Nf3 Bxf3 18. gxf3 Rac8 19. Bf5 Rc6 20.
>Rac1 Rxc1 21. Rxc1 g6 22. Bd3 Rc8 23. Rxc8+ Nxc8 24. Ba6 Nb6 25. Bd4 Kf8 26.
>Bb7 Ke7 27. Bxb6 axb6 28. Bxd5 f6 29. a4 g5 30. Kg2 h5 31. f4 Kd6 32. Bf7 h4
>33. Kf3 Bd2 34. fxg5 fxg5 35. Ke4 Kc5 36. h3 Kb4 37. Kd4 Ka5 38. Kc4 Be1 39.
>f3 Bd2 40. Bd5 Be1 41. Bb7 Bd2 42. Bc6 Be1 43. Bd7 Bd2 44. Bb5 Be1 45. Be8
>Bd2 46. Bf7 Be1 47. Be6 Bd2 48. Bf5 Be1 49. Bd3 Bd2 50. Bc2 Be1 51. Bb1 Bd2
>52. Bg6 Be1 53. Bh7 Bd2 54. Bd3 Be1 55. Bf5 Bd2 56. Be4 Be1 57. Bd5 Bd2 58.
>Be6 Be1 59. Bc8 Bd2 60. Bd7 Be1 61. Bc6 Bd2 62. Ba8 Be1 63. Be4 Bd2 64. Bh7
>Be1 65. Bc2 Bd2 66. Bd1 Be1 67. Be2 Bd2 68. Kd4 Kb4 69. Bc4 Ka5 70. Ke4 Kb4
>71. Bf7 Ka5 72. Kd3 Be1 73. Be6 Kb4 74. Ke2 Bc3 75. Bc4 Ka5 76. Ke3 Be1 77.
>f4 gxf4+ 78. Kxf4 Kb4 79. Ke4 Ka5 80. Be6 Kb4 81. Kd4 Ka5 82. Kc4 Bd2 83.
>Bd5 Be1 84. Bc6 Bd2 85. Be4 Be1 86. Bd5 Bd2 87. Bc6 Be1 88. Be4 Bd2 89. Bb7
>Be1 90. Ba8 Bd2 91. Bh1 Be1 92. Bf3 Bd2 93. Ba8 Be1 94. Bb7 Bd2 95. Bc8 Be1
>96. Bg4 Bd2 97. Be6 Be1 98. Bg8 Bd2 99. Bf7 Be1 100. Bg6 Bd2 101. Be8 Be1
>102. Bd7 Bd2 103. Bg4 Be1 104. Bf5 Bd2 105. Bd3 Be1 106. Be2 Bd2 107. Bh5
>Be1 108. Bd1 Bd2 109. Bc2 Be1 110. Bh7 Bd2 111. Bg6 Be1 112. Bd3 Bd2 113.
>Be2 Be1 114. Bf1 Bd2 115. Kd3 Be1 116. Kd4 Kb4 117. Bc4 Bd2 118. Bd5 Be1
>119. Ke5 Ka5 120. Ke6 Bd2 121. Kf6 Be1 122. Ke7 Bd2 123. Kd7 Be1 124. Bf3
>Bd2 125. Ke6 Be1 126. Bc6 Bd2 127. b4+ Bxb4 128. Kd5 Be1 129. Kc4 Bg3 130.
>Bb5 Bf2 131. Bd7 Bg3 132. Kc3 Bf2 133. Kb3 Bg3 134. Bb5 Bf2 135. Be8 Bg3
>136. Bf7 Bf2 137. Bc4 Bg3 138. Bd5 Bf2 139. Bf3 Bg3 140. Ba8 Bf2 141. Bg2
>Bg3 142. Bb7 Bf2 143. Be4 Bg3 144. Bd3 Bf2 145. Bb5 Bg3 146. Bc4 Bf2 147.
>Bd5 Bg3 148. Be4 Bf2 149. Bc6 Bg3 150. Bd7 Bf2 151. Bg4 Bg3 152. Be6 Bf2
>153. Bf5 Bg3 154. Bg4 Bf2 155. Be2 Bg3 156. Bf3 Bf2 157. Bh5 Bg3 158. Bd1
>Bf2 159. Kc4 Bg3 160. Kd5 Bf2 161. Bc2 Bg3 162. Bb3 Bf2 163. Bd1 Bg3 164.
>Kc4 Bf2 165. Bc2 Bg3 166. Bb3 Bf2 167. Kc3 Bg3 168. Kd4 Bf2+ 169. Ke4 Bg3
>170. Bc2 Kb4 171. Kd4 Ka5 172. Kc3 Bf2 173. Bb3 Bg3 174. Kd3 Bf2 175. Kc4
>Bg3 176. Bc2 Bf2 177. Kd3 Bg3 {Game drawn by the 50 move rule} 1/2-1/2
Crafty accepts draws, but only when it thinks that the position is drawn. It
doesn't recognize all possible drawn positions, any more than any other program
does. It is a known problem. In fact, so far as I know, it is the _only_
program that will accept/offer draws automatically at all on the server...
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