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Subject: Re: Deep Blue's 8.Nxe6 in Game 6 a forced win?

Author: emerson tan

Date: 07:26:22 09/15/03

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On September 15, 2003 at 09:54:51, Jim Monaghan wrote:

>On September 15, 2003 at 09:11:25, emerson tan wrote:
>
>>I played a 24 game match between Shredder 6.02 and Hiarcs 7.32 with the
>>following opening.
>>
>>1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Ngf6 6.Bd3 e6 7.N1f3 h6 8.Nxe6
>>
>>Time control was 40/4hrs + 20/2hrs + 2hrs to finish on a 1.8 Ghz processor.
>>
>>Shredder played all the white games and Hiracs all the black games. The score
>>went 13-11 in Hiarcs favor. Only a couple of games were drawn.
>>
>>I choose Shredder 6.02 to have white because it likes whites position and
>>without an opening book, it will play the 8.Nxe6 sacrifice. Also, Shredder has a
>>positional learning. I choose Hiarcs for black solely because of its positional
>>learning. Positional learning is important in this one opening match since it
>>will be able to learn and improve its next play based on the same opening.
>>
>>Maybe 8.Nxe6 is not a forced win for white. Maybe Kasparov can study it and use
>>it in some high profile match against computers since most of the programmers
>>might put it in their books thinking its a forced win for white.
>
>Interesting test. I think you've shown that the position after 8.Nxe6 is roughly
>equal when played by two opponents with near perfect board sight and no
>emotions. In practice, I think it would be extremely difficult for a human GM,
>as Black, to hold the position since his king will be stuck in the centre and
>the White pieces will be swarming all over. The constant pressure and
>calculation necessary will most probably produce a momentary lapse and loss. In
>this sense, 7... h6? must be considered a practical error and 7... Bd6! is to be
>perferred.
>
>Jim

I agree that that kind of position is prone to human error, but if a human is
well prepared, he will know all the nuances, how to steer the game, and he is
less emotional. I think its worth exploring for Kasparov since most chess
programs might put it in their opening.



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