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Subject: Re: Junior's great sac! - the game in pgn format

Author: Dave Gomboc

Date: 23:11:36 06/18/99

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On June 19, 1999 at 00:23:36, Robert Hyatt wrote:

>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...

Considering that Junior was out of book at move 8 or so, and they improved on
existing opening theory with 13. Nxd5, I say hats off to them.

Dave



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