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Subject: Re: Paderborn: why Rybka Beta played and not Rybka Preview 2 ?

Author: David H. McClain

Date: 22:08:44 12/30/05

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On December 30, 2005 at 20:29:44, Uri Blass wrote:

>
>A more interesting question is why the opponents resigned against rybka and did
>not continue until mate because it is known that rybka has a bug that may cause
>it problems to win won positions because it does not care about distance to
>mate.
>
>The bug was no problem in CEGT because the interface adjudicates the result
>based on evaluations but it could be a problem in real games.
>
>Uri

Uri,

I have seen exactly what you have described several times on the Playchess
server.  I was soundly beaten and Rybka just stopped playing, once with a mate
in 1.  So I am not crazy....? By the time I realized what was happening the game
finished before I could resign it.  DHM



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