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Subject: Re: Why this move is so difficult for engines ?

Author: Gian-Carlo Pascutto

Date: 23:17:45 10/17/02

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On October 17, 2002 at 13:19:09, Dieter Buerssner wrote:

>On October 17, 2002 at 04:51:28, Christophe Drieu wrote:
>
>>[D] 8/4k3/4p3/pp5p/6p1/2P2rP1/PPK2R1P/8 w - - 0 1
>>
>>Rxf3 !
>
>I think, this is not easy at all for engines. Sure - some code that takes into
>account that far away passed pawns (or candidates) can't be stopped by a K >while some connected passed pawns can, would help here.

I have some such code, but in this case, the c3/c4 passer is not considerd
'far away' enough to be a winning advantage. If I change this, it will play
the move, but then of course the second positions is also valued
incorrectly.

I agree it is very hard to get both positions on pure knowledge.

--
GCP



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