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Subject: Re: How to evaluate KQ vs KR?

Author: martin fierz

Date: 08:42:52 05/04/04

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On May 04, 2004 at 10:57:34, Tony Werten wrote:

>On May 04, 2004 at 10:55:20, martin fierz wrote:
>
>>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...
>
>You forgot 1 more: Use tablebases ....
>
>Tony

right, but that obviously wasn't the question ;-)

cheers
  martin

>
>>
>>cheers
>>  martin



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