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Subject: Re: KRBKNN ... and KRNKNN

Author: Helmut Conrady

Date: 14:17:13 04/29/04

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On April 29, 2004 at 16:14:02, Sune Fischer wrote:

>On April 29, 2004 at 15:47:33, Helmut Conrady wrote:
>
>>On April 29, 2004 at 15:02:28, Robert Hyatt wrote:
>>
>>>On April 29, 2004 at 10:48:52, Helmut Conrady wrote:
>>>
>>>>On April 29, 2004 at 10:32:45, Vincent Diepeveen wrote:
>>>>
>>>>>On April 29, 2004 at 09:02:39, Victor Zakharov wrote:
>>>>>
>>>>>>>What do you think about the 50 move rule in computer chess, Guy? Any chances to
>>>>>>>modify it for computer games?
>>>>>>>
>>>>>>>Helmut
>>>>>>
>>>>>>My opinion that rules will be fixed one day when tablebases will be more common.
>>>>>
>>>>>A 25 move rule would be more approriated indeed as the 50 move rule.
>>>>>50 moves is just too long knowing that it just causes forfeits at the internet
>>>>>online chess player. Other uses the 50 move rule doesn't really have.
>>>>>
>>>>>Shortly FIDE had extended it to 75 moves, but that was changed back soon
>>>>>afterwards to 50 moves again.
>>>>>
>>>>>I doubt they will ever change it.
>>>>>
>>>>>If they change it, it will be 25 moves sooner than 75 moves.
>>>>
>>>>IMO that would contradict the spirit of chess. Why not allowing to win a won
>>>>position?
>>>>
>>>>Helmut
>>>
>>>Suppose you and I reach and ending that is won for you in 270 moves.  But you
>>>don't know how to do it.
>>
>>
>>No human and no engine without tbs can find a mate in 270. But if the side to
>>win has installed Tbs and they show a mate, the arbiter may not stop the game at
>>this point!
>
>They only show a mate because they don't know about the 50 move rule, in a sense
>they are buggy.
>
>Besides we don't want different rules for men and machines, it should be the
>same game we play.

There ARE differences: humans e.g. are not allowed to use opening books or
tablebasese during a match ...

Helmut



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