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Subject: Re: Snatching defeat from the jaws of victory.

Author: blass uri

Date: 04:56:18 05/01/00

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On May 01, 2000 at 07:35:59, blass uri wrote:

>On May 01, 2000 at 06:29:16, Chris Taylor wrote:
>
>>I was checking through the latest moves, in my latest tournament.  On two
>>computers, and found this gem.
>>
>>Shredder 4.00 was on a Celeron_500 Hash 96Mb_Eval_32Mb I think it is set up for
>>the best play, all sounds and commentary off Endgame turbo, all of it.
>>
>>Fritz 6a  Amd_450 128Mb Hash.  Endgame turbo, all of it. Nimzo7.32.ctg book
>>
>>The following game with the result? A DRAW? 60 mins each.
>>I don't know what went wrong, with the Fritz evaluation.  For Shredder to escape
>>with a draw, is a wonderful swindle!  Or, for Fritz to draw this won ending,
>>smacks of snatching defeat from the jaws of victory??  Fritz spots mates, tons
>>of them, and writes these into the pgn file.  Why did it not win?
>
>
>Fritz has a tablebase bug so it cannot win some won games.
>
>Uri

After looking in the game I see that Fritz did not know to win KQ vs K.
I thought that the tablebase bug is relevant to more complex positions like KRP
vs KR and is not relevant to KQ vs K.

Uri



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