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Subject: Re: Opinion Poll

Author: Wayne Lowrance

Date: 16:13:32 02/21/00

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On February 21, 2000 at 13:15:19, Mike S. wrote:

>A long-time computer tournament is held by readers of CSS at
>
>http://www.computerschach.de/leserturnier/start.htm
>
>Thinking time is ranging from 6h upwards, depending on the hardware. But there
>are some top programs missing, and only a few games are finished yet. I'm afraid
>we can never have enough results for reliable statistics under such conditions
>while the programs are still up to date.
>
>I have no correspondence chess experience, but if I had to play such a game, I
>would rely more on those programs of which I have the impression to be more
>knowledge based and positionally strong, because at a very long thinking times
>each program will find the tactical things anyway.
>
>If a fast searching program recommends a strange looking sacrifice after 5 hours
>of thinking time, you will hardly be able to analyze if it's sound. Even a GM
>would need days for it. 3 hours more and it could find a refutation. I think,
>any sharp sacrificial computer play from more than a few minutes on a
>state-of-the-art system, is beyond human grasp. It would be a question of
>confidence, not of conviction.
>
>From my program collection, the best *positional* test results have:
>CSTal II, Shredder 3, Socrates 3, AnMon 5.01, Comet B02 (some newer versions not
>yet tested). All these programs are *not* among the top five in my tactics and
>endgame test results.
>
>Regards,
>M.Scheidl

Thank you



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