Author: Uri Blass
Date: 07:06:23 04/16/02
Go up one level in this thread
On April 16, 2002 at 09:49:48, Oliver Roese wrote:
>On April 16, 2002 at 08:02:34, Kolss wrote:
>
>>On April 16, 2002 at 07:52:31, Oliver Roese wrote:
>>
>>>On April 15, 2002 at 17:46:55, Roy Eassa wrote:
>>>
>>>>[Event "Internet match"]
>>>>[Site "?"]
>>>>[Date "2002.04.15"]
>>>>[Round "?"]
>>>>[White "Hiarcs 8"]
>>>>[Black "Ilya Smirin"]
>>>>[Result "1/2-1/2"]
>>>>[ECO "E92"]
>>>>[BlackElo "2702"]
>>>>[PlyCount "79"]
>>>>
>>>>1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5 dxe5 8.
>>>>Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 c6 12. Bc4 b5 13. Bb3 a5 14. a4 Bd7
>>>>15. Nd2 bxa4 16. Bxa4 cxd5 17. exd5 Bxa4 18. Rxa4 Nd7 19. Be3 Bf8 20. Nc4 Bb4+
>>>>21. Ke2 Rec8 22. b3 Rab8 23. Nxa5 Bxa5 24. Rxa5 Rxb3 25. Rd1 Kf8 26. d6 Rb7 27.
>>>>Rc1 Rxc1 28. Ra8+ Rb8 29. Rxb8+ Nxb8 30. Bxc1 Ke8 31. Kd3 Kd7 32. Ba3 f5 33. g3
>>>>g5 34. h3 h5 35. Kc4 Kc6 36. Kd3 Nd7 37. f3 Nf6 38. g4 fxg4 39. fxg4 hxg4 40.
>>>>hxg4 1/2-1/2
>>>>
>>>>
>>>>Position after 38.g4:
>>>>
>>>>[d] 8/8/2kP1n2/4pppp/6P1/B2K1P1P/8/8 b - - 0 38
>>>>
>>>>Can somebody confirm (or disprove) that this simple line would have won fairly
>>>>easily for Black? :
>>>>
>>>>38...hxg4 39.hxg4 (forced) f4+ 40.Kd3 (forced) Kd7
>>>>
>>>>Looks like a win for Black, but a stronger player's opinion is requested.
>>>
>>>Hi!
>>>
>>>38...hxg4 39.hxg4 f4 40.Bb4 Kd5!
>>>{
>>>At first black has to correct the position of his king.
>>>Too early actions gives white counterchances.
>>>}
>>>41.Ba3 {Assume white simply waits.} 41...Ke6 42.Bb4 Ne8!?
>>>{
>>>This is the most straightforward continuation.
>>>}
>>>43.Ke4 Nxd6+ 44.Bxd6 Kxd6 45.Kf5 Kd5 46.Kxg5 Kd4 47.Kf6
>>>{but see note below} 42... e4 48.g5 exf3 49.g6 f2 50.g7 f1=Q 51.g8=Q
>>>[D]6Q1/8/5K2/8/3k1p2/8/8/5q2 w KQkq - 0 1
>>>{What is this position about? Does anyone with access to
>>>tablebases know? If it is won for black, please check also other kingmoves
>>>instead of 41.Kf6}
>>>
>>>Oliver
>>
>>The above position is a draw.
>>
>>Regards, Munjong.
>
>Why?
because you posted the position as white to move and not as black to move.
If uit is black to move then it is a trivial mate in 48 when black starts with
f3.
Uri
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