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Subject: Re: Tempted by a capture

Author: Horace Ho

Date: 21:57:18 01/08/99

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On January 08, 1999 at 18:01:17, Robert Hyatt wrote:

>On January 08, 1999 at 15:01:58, Horace Ho wrote:
>
>>After a check-escape-check-escape-capture, my program
>>is satisfied after the quiesce search. However, my opponent
>>can mate-in-1 after that capture.
>>
>>Besides, the capture in fact leads my side to a bad position
>>It thinks that's ok after this capture at end of quiesce search,
>>no re-capture is found. However, it does not check one more ply
>>to find the mate-in-1.
>>
>>Here comes my question:
>>
>>1. Should I generate check moves in quiesce search?
>>   (I consider those costly, comparing with captures.)
>>2. Is there a way to prevent the checkmate-in-1 after
>>   this kind of check-check-capture?
>>
>>Thanks
>>horace
>
>one solution is to simply hope you search deep enough that it doesn't
>cause problems.  I see the same thing, but I don't find myself losing games
>because of this, although I have seen an occasional PV from the search where
>crafty was winning material but the last move was the opponent mating it with
>a capture.  Fortunately it has a chance to vary before getting to that move, if
>you go deeply enough...

How about the question if quiesce should include checks?

Thanks again



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