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Subject: Re: Rybka's oddity! Can anyone reproduce this......?

Author: Vasik Rajlich

Date: 01:16:58 02/04/06

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On February 02, 2006 at 19:33:15, George Tsavdaris wrote:

>>Here is what I get
>>As you can see Rybka cannot see Kh1 with a positive score in a reasonable time.
>>
> If you put the position where it is white to play move 17, but without doing
>any analysis before and with clear hashtables and just let Rybka analyse from
>there, then Rybka shows the correct score and evaluation with a +0.38 at 7-8
>seconds and with +2.00 at around 1 minute..... But if you start analysing from
>before then Rybka doesn't show correct things....

Hello,

I am now aware of this bug and can reproduce it. All the really weird Rybka
behaviors (like losing after giving a mating score) are almost certainly related
to it.

Vas



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