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Subject: Re: Man vs Machine (120'/40) Utzinger-Shredder704 (01) 1-0

Author: Dieter Buerssner

Date: 12:50:18 07/20/03

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On July 20, 2003 at 14:30:59, Drexel,Michael wrote:

> 6k1/p4pp1/5n2/3pp2p/8/1PN1P3/P4PPP/6K1 b - - 0 22
>
>A very good testposition. Shredder 7.04 needs 40 seconds on my machine to avoid
>23...d4??.
>Fritz 8 avoids this blunder immediately but many programs have a lot of problems
>here.

>Analysis by Yace Paderborn:
>  =  (-0.09)   Depth: 15/25   00:00:46  38747kN
>23...d4 24.exd4 exd4 25.Nb5 d3 26.Kf1 a6 27.Nc3 Ng4 28.h3 Ne5 29.f4 Nc6 30.g4
>hxg4 31.hxg4
>  =  (-0.09)   Depth: 15/28   00:01:50  89174kN
>23...d4 24.exd4 exd4 25.Nb5 d3 26.Kf1 a6 27.Nd4 Ne4 28.Ke1 Kf8 29.f3 Nc5
>  =  (-0.02)   Depth: 16/28   00:02:12  107199kN

Michael, can you give some more details, under which conditions you tested this?
"My" Yace PB avoided d4 at depth 15. I tried with and without TBs and with 30M
hash and 200M hash. Not, that this would be something to be proud of, I just
wonder, how you arrived at that analysis.

Regards,
Dieter



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