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Subject: Re: How to evaluate KQ vs KR?

Author: martin fierz

Date: 07:55:20 05/04/04

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On May 04, 2004 at 10:53:44, martin fierz wrote:

>On May 04, 2004 at 10:44:43, Tord Romstad wrote:
>
>>When there is little thinking time left, my engine annoyingly often fails to win
>>KQKR endgames.  Are there any simple but effective eval tricks which can help to
>>play such endgames well without searching very deeply?
>>
>>Tord
>
>none really that i know of. of course there are two, but those are obvious, the
>first is easy, the second is hard: get the defending king to the edge of the
>board, and if possible, separate king and rook of the defender. but it's tough
>to win this on knowldege, i would say - humans at least can hardly win against a
>computer defence, and they are nice examples of chess-playing entities not
>searching very deeply :-)
>
>cheers
>  martin

umm, forgot one: of course your king has to be close to the defender's king too.
and i really can't think of anything else, but then i never looked at the theory
of this endgame. i had to play it once, but for a human player it's pretty
irrelevant to know about this...

cheers
  martin



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