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

Author: Uri Blass

Date: 09:10:18 06/05/05

Go up one level in this thread


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)





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