Author: Will Singleton
Date: 22:47:32 11/07/04
Go up one level in this thread
On November 07, 2004 at 17:58:49, Eelco de Groot wrote:
>On November 07, 2004 at 14:56:31, Kurt Utzinger wrote:
>
>>On November 07, 2004 at 14:54:21, Kurt Utzinger wrote:
>>
>>From the AT 2004 (90m+30s) tournament
>>http://www.utzingerk.com/at_2004.htm
>>Aristarch 4.50 vs Thinker 4.6c
>>White wins with 20.Bxh6
>>[D]2r1r1k1/pbqnbpp1/4p2p/1pppP2Q/2nP1B2/2PB1N2/PP2RPPP/3R1NK1 w - - 0 20
>>
>>[Event "AT 2004 Ath 1.3/64 90m+30s"]
>>[Site "Zurich"]
>>[Date "2004.10.31"]
>>[Round "18.7"]
>>[White "Aristarch 4.50"]
>>[Black "Thinker 4.6c"]
>>[Result "1-0"]
>>[ECO "A47"]
>>[Annotator "Utzinger,K"]
>>[PlyCount "78"]
>>
>>1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O Nc6 6. c3 d5 7. Nbd2 Be7 8. Re1
>>O-O 9. e4 Re8 10. Qc2 h6 11. e5 Nd7 12. Nf1 Rc8 13. Qd2 Na5 14. Qf4 c5 15. Qg4
>>Kh8 16. Bf4 Nc4 17. Re2 Qc7 18. Rd1 b5 19. Qh5 Kg8 {Black is due to its weak
>>kingside position already lost and Aristarch finds the bishop sac on h6 in
>>order to destroy black's pawn structure; Infolge der schwachen Koenigsstellung
>>ist die schwarze Stellung bereits verloren, und Aristarch findet das
>>Laeuferopfer auf h6, um die gegnerische Bauernstruktur zu zerstoeren} 20. Bxh6
>>gxh6 21. Qxh6 Nf8 22. Ng3 f5 23. exf6 Bxf6 24. Qxf6 Qf7 25. Qh4 Qe7 26. Qg4+
>>Qg7 27. Ng5 Kh8 28. Nh5 Qe7 29. Nxe6 Bc6 30. dxc5 Nd7 31. Nhg7 Nf8 32. Nf5 Nh7
>>33. Nxe7 Rxe7 34. Qd4+ Kg8 35. Bxh7+ Rxh7 36. Rd3 Ne3 37. Rdxe3 Re7 38. Qg4+
>>Kf7 39. Qh5+ Kg8 1-0
>
>Pro Deo has not much problems in playing Bxh6. It thinks that accepting the
>sacrifice may not be the best move, after a long recalculation on a fail high
>the line from Pro Deo default shows 20.Bxh6 Nf8, after 23 minutes, Celeron 500
>MHz. Pro Deo S&D 6_7e3 also shows 20.Bxh6 Nf8 but this after 2 minutes 20
>seconds. Do other programs agree? Which engine or settings can beat this,
>preferably with a big score? :)
>
Amateur, p4 2.8ghz (seems to be king-safety dependent):
6 79 32 104766 Bxh6 gxh6 Qxh6 Nf8 Ng3 cxd4 Nxd4 Nxe5 Nxb5
7 94 51 163879 Bxh6 gxh6 Qxh6 Nf8 b3 Na3 Ng3 cxd4 cxd4
8 94 83 275797 Bxh6 gxh6 Qxh6 Nf8 b3 Na3 Ng3 cxd4 cxd4
9 327 302 1030099 Bxh6 Nf8 Qg4 Ng6 Bxg6 gxh6 Bh5 Bg5 Nxg5 hxg5
10 245 358 1264028 Bxh6 gxh6 Qxh6 Nf8 Ng3 Bd8 dxc5 Qxc5 b3
11 352 834 3032592 Bxh6 Nf8 Qg4 Ng6 Bxg6 gxh6
12 222 1439 5386260 Bxh6 gxh6 Qxh6 Nf8 dxc5 Bd8 Ng3 a5
13 222 4833 17915643 Bxh6 gxh6 Qxh6 Nf8 dxc5 Bxc5 b3 Nb6 Ng3 f5 Bxb5 Nd7 Ng5
14 222 6813 25632960 Bxh6 gxh6 Qxh6 Nf8 dxc5 Bxc5 b3 Na3 Bh7 Nxh7 Ng3 b4 Ng5
15 395 19721 74166160 Bxh6 Nf8 Qg4 g6 Ng3 cxd4 Qxd4 Qa5 b3
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