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Subject: Re: KR against KQ is draw without tablebases

Author: Daniel Clausen

Date: 13:15:32 01/27/03

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On January 27, 2003 at 16:00:40, José de Jesús García Ruvalcaba wrote:

>On January 27, 2003 at 12:42:09, Daniel Clausen wrote:
>
>>On January 27, 2003 at 12:35:50, Georg Langrath wrote:
>>
>>>I tried to let Chessmaster 9000 play against itself in endgame KRKQ. The side
>>>KR with tablebases and the side  KQ without. KQ-side wasn?t nearer checkmate in
>>>move 50 than in move 1, even with 3 minutes per move.  It is rather amusing to
>>>look at. I think that it is impossible for a computer to solve without special
>>>knowledge or tablebases as in the case KBNK.
>>>Georg
>>
>>Now do the experiment again but let a strong human play for the KQ-side and see
>>whether the result is any different. ;)
>>
>>Sargon
>
>A strong player will win this ending after the second or third try if he has not
>practised before. It is not really difficult, even a weak player like I can win
>against a computer with tablebases after some practise.
>José.

Wasn't there this experiment with some GMs who failed to win when they played
against the TBs? Or am I mixing this with another endgame?

Sargon



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