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Subject: Re: Did Smirin have an easy win in game 2?

Author: Uri Blass

Date: 04:35:25 04/16/02

Go up one level in this thread


On April 16, 2002 at 05:22:37, Kolss wrote:

>On April 15, 2002 at 18:44:10, Amir Ban 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.
>>
>>It may be a win, but nothing simple about it.
>>
>>I asked Smirin immediately after the game why not hxg4 instead, and he shrugged
>>and said it's also a draw. Not enough pawns left. Hiarcs was showing something
>>like -0.90, Junior something like -0.40.
>>
>>In the post game analysis he went deep into it with the line 38... hxg4 39. hxg4
>>f4 40. Bb4 e4 and then 41. Ke2 and 41. fxe4 were analyzed. Several times he
>>ended with "and draw" which he took back after more thought, or after GM Avrukh
>>suggested some move.
>>
>>In the end he did not have a definite conclusion. He said it's probably a draw
>>but he should have tried it.
>>
>>Amir
>
>
>I think that
>
>after 38. ... hxg4 39. hxg4 f4 40. Bb4 e4+,
>
>41. fxe4 draws: 41. ... Nxg4 42. e5! Nxe5 (42. ... Kd5 43. Bc3 Nh6 44. Ke2 g4
>45. d7 =) 43. Ke4 =.
>
>Regards, Munjong.

right

40...e4+ leads to a draw

yace says at depth 21 after learning that 40...e4+ is a draw

New position
[D]8/8/2kP1n2/4p1p1/1B3pP1/3K1P2/8/8 b - - 0 1

Analysis by Yace 0.99.56:

3...Kd7 4.Ke2 Ke6 5.Bc3 Kxd6 6.Bb2
  ยต  (-1.17)   Depth: 21   00:29:10  511639kN

(Blass, Tel-aviv 16.04.2002)


Uri



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