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Subject: Re: weird game

Author: Alexander Maryanovsky

Date: 15:07:22 08/11/00

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On August 11, 2000 at 12:34:55, Andrew Dados wrote:

>On August 11, 2000 at 08:59:06, Robert Hyatt wrote:
>
>>On August 11, 2000 at 02:31:00, Yar wrote:
>>
>>>On August 11, 2000 at 01:57:40, Uri Blass wrote:
>>>
>>>>On August 11, 2000 at 00:38:18, Yar wrote:
>>>>
>>>>>Hi all,
>>>>>
>>>>>This game was played on ICC. Blueflame used crafty v17.9 with all 4-man TB's +
>>>>>KQPKQ + KRPKR according to his fingernotes PII 400Mhz, spacechess Chess Tiger
>>>>>v12.0en PII-350Mhz time control 15-5. Have a look at the blunder made by
>>>>>blueflame in the endgame
>>>>>
>>>>>[Event "ICC u 15 5 2000.08.23"]
>>>>>[Site "Internet Chess Club"]
>>>>>[Date "2000.08.23"]
>>>>>[Round "-"]
>>>>>[White "BlueFlame"]
>>>>>[Black "SpaceChess"]
>>>>>[Result "0-1"]
>>>>>[WhiteElo "2542"]
>>>>>[BlackElo "2579"]
>>>>>
>>>>>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6
>>>>>6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7 10. g4 b5
>>>>>11. Bxf6 Nxf6 12. g5 Nd7 13. a3 Rb8 14. Bh3 Nc5 15. Rhg1 b4
>>>>>16. axb4 Rxb4 17. f5 Qb7 18. f6 gxf6 19. gxf6 Bf8 20. b3 a5
>>>>>21. Qe3 h5 22. Kb1 Bd7 23. e5 a4 24. Na2 Rb6 25. b4 Qe4
>>>>>26. Rge1 Qxe3 27. Rxe3 Bh6 28. Re2 d5 29. Kb2 Bf8 30. c3 Bh6
>>>>>31. Ka3 Nb3 32. Nxb3 axb3 33. Kxb3 Bb5 34. Rg2 Bf4 35. Re1 Kd7
>>>>>36. Kc2 Rc6 37. Rg7 Rf8 38. Rh7 d4 39. Bf1 Bxf1 40. Rxf1 Bxe5
>>>>>41. Rxh5 Ra8 42. Rxe5 Rxa2+ 43. Kb3 Rxh2 44. cxd4 Rd2 45. Rf4 Rd1
>>>>>46. Rc5 Rb6 47. Kc2 Ra1 48. d5 exd5 49. Rxd5+ Ke6 50. Rc5 Kd6
>>>>>51. Rcc4 Rba6 52. Kd3 Rd1+ 53. Ke2 Raa1 54. Rce4 Rab1 55. Kf3 Rh1
>>>>>56. Re7 Kd5 57. Re2 Rbf1+ 58. Rf2 Ke5 59. Rc4 Rh3+ 60. Kg2 Rxf2+
>>>>>61. Kxf2 Kxf6 62. b5 Rb3 63. Rc6+ Ke5 64. b6 f5 65. Ke2 Kd5
>>>>>66. Rh6 Kc5 67. Rf6 Rxb6 68. Rxf5+ Kd4 69. Rf8 Rb3 70. Rh8 Re3+
>>>>>71. Kf2 Ra3 72. Rg8 Rb3 73. Rh8 Ke4 74. Rg8 Rf3+ 75. Kg2 Rf7
>>>>>76. Rh8 Rf4 77. Rg8 Ke3 78. Rh8 Rg4+ 79. Kh3 Rg1 80. Rf8 Kd4
>>>>>81. Rd8+ Ke4 82. Re8+ Kf4 83. Rf8+ Ke3 84. Re8+ Kd3 85. Rd8+ Kc4
>>>>>86. Rc8+ Kd5 87. Rd8+ Ke6 88. Re8+ Kd7 89. Rf8 Kd6 90. Rd8+ Kc7
>>>>>91. Rf8 Rg6 92. Rh8 Kd6 93. Rf8 Kd5 94. Rh8 Kd4 95. Rf8 Ra6
>>>>>96. Rh8 Ra1 97. Rg8 Ke4 98. Re8+ Kf4 99. Rf8+ Ke5 100. Re8+ Kd4
>>>>>101. Rd8+ Ke3 102. Re8+ Kf3 103. Rf8+ Ke2 104. Re8+ Kd3 105. Rd8+ Kc4
>>>>>106. Rc8+ Kd5 107. Rd8+ Ke6 108. Re8+ Kd7 109. Rg8 Kd6 110. Rd8+ Ke7
>>>>>111. Rg8 Kf7 112. Rd8 Rg1 113. Rd7+ Ke6 114. Rd8 Ke5 115. Re8+ Kf4
>>>>>116. Rf8+ Ke4 117. Re8+ Kf3 118. Rh8 Rh1# 0-1
>>>>
>>>>without looking on the game but only looking on the moves I see a draw by the 50
>>>>move rule.
>>>>
>>>>White can ask for a draw and stop the clock when it plays 118.Rh8 and claim a
>>>>draw by the 50 move rule.
>>>>
>>>>I guess that Blueflame did not know to ask for a draw by the 50 move rule and
>>>>that this is the reason that it lost.
>>>>
>>>>Uri
>>>
>>>blueflame had 9+ minutes on his clock
>>
>>
>>This is just a timing hole in dealing with the chess server.  Crafty does this:
>>
>>plays the move that hits the 50-move rule (both sides have now played 50 moves
>>without a pawn push or capture).  It then sends the draw claim.  But lag
>>prevents the draw claim from arriving at the chess server before the opponent
>>makes a move.
>>
>>In a 50 move rule game, _any_ move is good enough to get the draw, including
>>a move that hangs a rook or leaves you open to a mate in 1.  Unfortunately, on
>>a chess server, playing such a move leaves you exposed to the tiny timing hole
>>mentioned above...
>>
>>You have to be sure your move _and_ draw claim arrive before the opponent can
>>play a move that beats you.  Since the move and draw claim are sent separately,
>>there is no way to guarantee this.
>
>This looks like a ICC bug/lack of feature to me. FICS allows sending 'draw
><move>' which means exactly what fide rules require: I claim a draw _before_
>making a move; I say that making <move> I'll get a draw (either 50 or 3-fold
>repetition).
>
>-Andrew-

On ICC, you can use the multi command with "; Rh8 ; draw". It doesn't work on
FICS though...

Sasha.



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