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Subject: Re: Nice trick

Author: Ernst Walet

Date: 08:26:48 05/01/00

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On May 01, 2000 at 02:59:08, blass uri wrote:

>On May 01, 2000 at 01:54:30, Ernst Walet wrote:
>
>>On April 30, 2000 at 10:46:55, Harald Faber wrote:
>>
>>>This position is a nice test of endgame knowledge for programs:
>>>
>>>Which program(s) avoid 1.Bxh7?? g5+!! 2.hxg6+ Kg7 3.Rg8+ Kh6 and draw, white has
>>>no chance to enter the black fortress.
>>>
>>>[D]7R/5kpp/8/7P/4BK2/8/8/3r4 w - - am Be4h7;bm Kf4e5 Kf4g3;id
>>>Sax-Kovacevic,Sarajewo 1982;
>>
>>This is what Fritz6a analyses overnight after making the moves above.
>>
>>[D]6R1/7B/6Pk/8/5K2/8/8/3r4 w - - 0 1
>>
>>Still it sees a win for white.  Can you line out how the draw is achieved?
>>
>>Ernst.
>
>Fritz does not see a win for white.
>The best score for white was 4.91 after 12 seconds.
>I guess that Fritz cannot win against itself and it is a proof that fritz does
>not see a win for white and that Fritz can tell you how the draw is achieved.
>
>If I am wrong then please post the win for white when you give Fritz to play
>against itself at tournament time control.
>
>Uri

I assumed a win because of the score.

Ernst.



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