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Subject: Re: Magical holy null-move

Author: John Merlino

Date: 10:46:20 02/04/00

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On February 04, 2000 at 08:13:36, Bernhard Bauer wrote:

>On February 04, 2000 at 05:33:53, Georg Langrath wrote:
>
>Hi George,
>
>>3n4/8/pppN4/k7/2P5/1K6/P7/8 w
>>
>>About this position. Fritz 5.32 can't find this mate in three. Fritz 6 can find
>>it in time mode, but not in analyze mode. In my opinion that is an ugly bug.
>
>you are perfectly right, of course.
>
>>
>>Then somebody says that it is a null-move problem. Then no more with that. When
>>it is a null-move problem is seems as it is acceptable in the world of
>>chesscomputers and no more to add. In my opinion it is still very ugly that a
>>modern chesscomputer can't find a mate in three.
>>
>
>It's a general attitude in the computerchess comunity not to deal with null move
>problems. If a programmer implements the null move technique it's programs
>strength will considerably rise. Now null move problems will no longer be
>detected - they do no longer exist to the program. So the programmer tends to
>think that null move problems exist only in studies, but he wants his program to
>play reasonable chess. That's something different, for him.
>
>Yes, it's ugly. But it's not the computer, it's the software.
>You may consider Crafty. It solves your position easyly.
>This has been done by other posters.
>Kind regards
>Bernhard

Ditto with Chessmaster. It finds the mate almost instantly.

jm



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