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Subject: Re: A game Crafty 19.06 v Shredder 8

Author: Bob Durrett

Date: 06:18:07 02/04/04

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On February 03, 2004 at 23:34:39, Chessfun wrote:

>
>Interesting game only the 5th loss by Shredder in 64 games.
>
>Shredder thinks at move 23...g3 it's up 1.72.
>Then a nice difference in evals between the programs at move 41. Crafty thinking
>white is winning +0.45 while Shredder thinking black is winning 1.31
>
>Crafty then sees draw scores 43-46, while Shredder's 45 shows it thinks it's
>winning by 1.69 with move 45....Qxa4
>
>I have a few blitz games as others have posted where Shredder has drawn from a
>large positive eval. In a lot of cases though this eval does turn out to be
>right.

<snip>
>
>Sarah.

This kind of data you presented here surely must be useful to the programmers,
although they would likely need more information.  They may even be able to
identify candidate improvements as a result of seeing the data.

It would be interesting to read explainations by the programmers as to why these
things happen to their programs.

Bob D.



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