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Subject: Re: Finding mate in the quiesce search

Author: Alessandro Scotti

Date: 07:40:15 08/24/04

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On August 24, 2004 at 09:29:40, Anthony Cozzie wrote:

>On August 24, 2004 at 08:45:56, Alessandro Scotti wrote:
>>What value do you return when you find a mate in the quiesce search? I used to
>>return a "mate" score but then I found this is not correct because many paths
>>were not considered in quiesce, so sometimes I got a "mate in n" score at the
>>root which wasn't really a forced mate. I've patched the bug by returning a
>>fixed value for now, but... which value is best?
>I return the mate score.  I fail to see any problems with this.  For example, if
>q-search sees:
>Qxd5 Rxe8 mate
>this just means that it can't play Rxe8, and thus will have to stick with the
>static score before Qxd5.

Ok but then you don't propagate the mate score out of the quiesce, right?

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