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Subject: Re: Shredder loss to Hydra Question

Author: Mark R. Anderson

Date: 13:24:57 02/26/05

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On February 25, 2005 at 08:49:56, Uri Blass wrote:

>On February 25, 2005 at 08:38:17, Rex wrote:
>
>>Reviewing the game I notice that Shredder played 13.Be3.  Looking at the NEW
>>Shredder 9 book Be3 weight is set at 34.8%, where move Bf4 is at 65.1%
>>
>>Does anyone know if they are using the new Shredder 9 book?  If not why?  I
>>thought this book was the latest.
>
>I do not know what they do but I think that it is a bad idea to use some public
>book if you want to win a tournament.
>
>It is known that programs always use secret book for tournaments.
>If you find that a program use the public book then it can be a target for
>preperation.
>
>If the hydra team knows that shredder will play with 50% probability line A or B
>or C or D then they can prepare good lines against A,B or C or D and get
>significant better chances to win the game and I see no reason that sandro is
>going to allow it.
>
>Uri

Uri,

I agree.  Also, if a move is given 35% weight, then there is a 35% chance that
the program will play it!  That's not what I would call highly unlikely.

Mark



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