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Subject: Re: KRRPKQ ending and practical human play

Author: Ricardo Gibert

Date: 17:40:41 01/07/03

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On January 07, 2003 at 20:14:11, Edward Seid wrote:

>On January 07, 2003 at 19:45:04, Ricardo Gibert wrote:
>
>>What's subtle about it? Black draws easily thanks to the 50-move rule rendering
>>most of this analysis as irrelevant.
>
>The 50-move rule was created by tournament directors and organizers to address
>practical tournament play, before computer use was widespread.  After computer
>analysis proved that some endings could still be won but would take longer than
>50-moves, certain special case endings were allowed to extend beyond 50 moves in
>tournament play.


BTW, this is not correct. Exceptions were made before the advent of EGTBs i.e
KNNKP.


>The current analysis shows that in the case of KRRPKQ, with perfect play from
>both sides, that the superior side could take MUCH LONGER than 50 moves.
>
>So I disagree with you when you say that a forced winning line is irrelevant
>because of a rule that humans created to expedite human tournament play.



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