Author: Robert Hyatt
Date: 21:23:36 06/18/99
Go up one level in this thread
On June 18, 1999 at 22:01:26, James Robertson wrote: >On June 18, 1999 at 17:43:13, Robert Hyatt wrote: > >>On June 18, 1999 at 10:13:05, Robert Ericsson wrote: >> >>>On June 18, 1999 at 10:02:27, James Robertson wrote: >>> >>>>Very exciting game. As far as I know, the first totally successful sacrificial >>>>kingside attack in this tournament. >>>> >>>>James >>> >>>Yeah, great game indeed :-) >>> >>>[Event "WCCC99"] >>>[Site "Paderborn"] >>>[Date "1999.06.18"] >>>[Round "6"] >>>[White "Junior"] >>>[Black "Nimzo"] >>>[Result "1-0"] >>> >>>1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 >>>dxc4 7. e4 Be7 8. Bxf6 Bxf6 9. Bxc4 O-O 10. e5 Be7 11. O-O >>>c5 12. d5 exd5 13. Nxd5 Nc6 14. Qd3 b5 15. Ba2 c4 16. Qe4 >>>Bc5 17. Nf6+ gxf6 18. Bb1 Re8 19. Qxh7+ Kf8 20. Qh6+ Ke7 >>>21. Qxf6+ Kf8 22. Qh6+ Ke7 23. Be4 Qb6 24. e6 Rad8 25. exf7 >>>Rh8 26. Qg7 Rhf8 27. Bf5 Rxf7 28. Rfe1+ 1-0 >>> >>>Robert >> >> >>Nf6 isn't a sac. all the programs observing the game found that move. Crafty >>saw it in 10 seconds on my PII/300 notebook... the score was +.7 for the >>move... > >Apparently Nimzo did not see it.... > >James More likely it just did a poor job of evaluating the resulting position. Getting the 3 pawns back doesn't take much of a search. Deciding whether you like having a piece for 3 pawns is harder. And then factoring in king safety tends to cause problems for programs that try to be unbearably fast...
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