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Subject: Re: Leiden(9) surprise: Ant-Shredder 1/2-1/2

Author: Vasik Rajlich

Date: 09:59:06 06/05/05

Go up one level in this thread


On June 05, 2005 at 12:10:18, Uri Blass wrote:

>On June 05, 2005 at 11:37:36, Theo van der Storm wrote:
>
>>[Event "ICT5"]
>>[Site "Leiden NED"]
>>[Date "2005.06.05"]
>>[Round "9"]
>>[White "Ant"]
>>[Black "Shredder"]
>>[Result "1/2-1/2"]
>>
>>1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6
>>6. O-O c5 7. Bd3 Nbd7 8. Re1 b6 9. e4 cxd4 10. e5 Nd5
>>11. Nxd4 Bb7 12. Nxe6 fxe6 13. Qh5 Ke7 14. Bxh7 Qc7 15. Bg5 N5f6
>>16. exf6 gxf6 17. Bd2 Qc5 18. Qxc5 Nxc5 19. Bc2 Rd8 20. Be3 Bh6
>>21. f4 Nd3 22. Bxd3 Rxd3 23. g3 Bg7 24. Nc3 Bf3 25. h4 f5
>>26. Bxb6 Rb8 27. Bc5 Kf7 28. Rab1 Bxc3 29. bxc3 Rxb1 30. Rxb1 Bd5
>>31. Bf2 Rxc3 32. Ra1 Ra3 33. Kf1 Kg6 34. Ke2 a5 35. Kd2
>>1/2-1/2
>
>My Shredder cannot reproduce 11...Bb7 at analysis mode(Ant could win easily
>after that blunder and Shredder shows +3 for white after 13...Ke7)
>
>It seems that Shredder was handicapped by using a big book and I do not
>understand the reason for it.
>
>Analysis by Shredder 9 UCI:
>
>14.Bxh7
>  ³  (-0.60)   Depth: 1/1   00:00:00
>14.Nd2
>  =  (-0.23)   Depth: 1/2   00:00:00
>14.Nd2
>  =  (-0.23)   Depth: 1/2   00:00:00
>14.Bg5+
>  +-  (2.76)   Depth: 1/2   00:00:00
>14.Bg5+ N7f6
>  +-  (2.76)   Depth: 1/3   00:00:00
>14.Bg5+ N7f6 15.Nd2 h6 16.Bf5 Bc8 17.exf6+ gxf6 18.Bh4 Rg8
>  +-  (2.76)   Depth: 2/6   00:00:00
>14.Bg5+ N7f6 15.Nd2 h6 16.Bf5 Bc8 17.exf6+ gxf6 18.Bh4 Rg8
>  +-  (2.76)   Depth: 3/8   00:00:00
>14.Bg5+ N7f6 15.Nd2 h6 16.Bf5 Bc8 17.exf6+ gxf6 18.Bh4 Rg8
>  +-  (2.76)   Depth: 4/8   00:00:00
>14.Bg5+ N7f6 15.Nd2 h6 16.Bf5 Bc8 17.exf6+ gxf6 18.Bh4 Rg8
>  +-  (2.76)   Depth: 5/10   00:00:00
>14.Bg5+ N7f6 15.Nd2 h6 16.Bf5 Bc8 17.exf6+ gxf6 18.Bh4 Rg8
>  +-  (2.76)   Depth: 6/20   00:00:00  2kN
>14.Bg5+ N7f6 15.Nd2 h6 16.Bf5 Bc8 17.exf6+ gxf6 18.Bh4 Rg8
>  +-  (2.76)   Depth: 7/20   00:00:00  6kN
>14.Bg5+ N7f6 15.Nd2 h6 16.Bf5 Bc8 17.exf6+ gxf6 18.Bh4 Rg8
>  +-  (2.76)   Depth: 8/23   00:00:00  20kN
>14.Bg5+ N5f6 15.Bc4 Nc5 16.Nd2 Qc7 17.Rad1 Rd8 18.Qh3 Qc6 19.exf6+
>  +-  (2.77)   Depth: 9/33   00:00:01  195kN
>14.Bg5+ N5f6
>  +-  (3.02)   Depth: 10/33   00:00:03  433kN
>14.Bg5+ N5f6 15.Bc4 Nc5 16.Nd2 Kd7 17.exf6 gxf6 18.Bf4 Qe8 19.Qh3 Rg8
>  +-  (3.05)   Depth: 10/33   00:00:03  597kN
>14.Bg5+ N5f6 15.Bc4 Nc5 16.Nd2 Kd7 17.exf6 gxf6 18.Bf4 Qe8 19.Qh4 Rg8 20.Qxh7+
>Rg7
>  +-  (3.00)   Depth: 11/38   00:00:05  1616kN
>14.Bg5+ N5f6 15.Bc4 Nc5 16.Nd2 Qc7 17.Qh4 Kf7 18.exf6 g6
>  +-  (3.24)   Depth: 12/45   00:00:14  6735kN
>14.Bg5+ N5f6 15.Bc4 Nc5 16.Nd2 Kd7 17.exf6 gxf6 18.Rad1 Kc7 19.Nf3 Bd6
>  +-  (3.10)   Depth: 13/45   00:00:41  20701kN
>14.Bg5+ N5f6 15.exf6+ gxf6 16.Bc4 Nc5 17.Be3 Ne4 18.Nd2 Rc8 19.Rad1 Qc7 20.Nxe4
>Bxe4 21.Bxa6 Rd8 22.Bd4
>  +-  (3.31)   Depth: 14/46   00:01:41  52334kN
>14.Bg5+ N5f6
>  +-  (3.56)   Depth: 15/46   00:02:42  83574kN
>14.Bg5+ N7f6
>  +-  (3.56)   Depth: 15/48   00:05:25  173864kN
>
>(,  05.06.2005)

Yes, this is an old story, also from Hydra-Shredder match, etc.

Shredder is able to keep its top spot among PC programs in spite of many flaws
..

Vas



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