Author: Hristo
Date: 19:43:06 09/10/04
Go up one level in this thread
On September 10, 2004 at 17:18:06, Uri Blass wrote:
>I looked at the book secret of chess tactics by mark dvoretsky and in pages
>94-100 there is a game of Borkowski against nunn that is discussed
>
>Nunn claimed after the game that 12...gxf5 could lead to better position for
>black.
>
>The book claims that 13.Nce4!! refutes 12...gxf5 and that the line
>13.Nce4 fxe4 14.Nxe4 is winning for white.
>
>I did not find a convinvcing line against 14...Nb4 or 14...Nc5
>What does your program say?
>
>
>[Event "10'/40"]
>[Site "MyTown"]
>[Date "2004.09.10"]
>[Round "?"]
>[White "New game"]
>[Black "Yace 0.99.87"]
>[Result "*"]
>[ECO "B09"]
>[Annotator ",agur"]
>[PlyCount "39"]
>[TimeControl "40/600:0/0:0/0"]
>
>{512MB, Fritz8.ctg, URI-AMD
>} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O
>6. Bd3 Na6 7. e5 Nd7 8. h4 c5 9. h5 cxd4 10. hxg6 hxg6 11. Ng5 dxe5 12. f5 gxf5
>13. Nce4 fxe4 14. Nxe4 Nb4 (14... Nac5) 15. Qh5 (15. Bc4 Nd5 16. Bh6 Bxh6 (
>16... N7f6 17. Nxf6+ Nxf6 18. Bxg7 Qa5+ 19. c3 dxc3 20. b4 Qxb4 21. Bxf8 Qxc4
>22. Bxe7 Qe4+) 17. Rxh6 N7f6 18. Nxf6+ Nxf6 19. Qd2 Nh7 20. O-O-O Bf5 21. Rdh1
>e6 22. Rxh7 Qf6 23. R7h6 Qg7 24. g4 Be4 25. R1h5 Bg6 26. Rh8+ Qxh8 27. Rxh8+
>Kxh8 28. Qh6+ Kg8 29. Bxe6 Bxc2 30. Kxc2 fxe6 31. Qxe6+ Kh7 32. Qxe5 Rf2+ 33.
>Kb3 Raf8 34. Qe4+ Kg8 35. Qg6+ Kh8 36. g5 Rh2) 15... Nxd3+ 16. cxd3 f6 17. Qg6
>Nb6 (17... Rf7 18. Qh7+ Kf8 19. Bh6 Qa5+ 20. Kf2 Ke8 21. Bxg7 Nf8 22. Qh5) 18.
>Rh7 Rf7 19. Bh6 Qf8 20. Ng3 *
>
Uri,
what about 20. Bd2 with the idea Kf2 or Ke2 and then Rah1.
It seems that white are winning this; for I don't see a good defense against
bringing the a1 rook onto the h horizontal.
Sorry,
I'm not using a computer so can not give you long variations. ;-)
Regards,
Hristo
>
> Uri
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