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Subject: Re: Endgame - Test ; Shredder 3 find 1.-a5 !

Author: Eduard Nemeth

Date: 11:18:10 09/14/00

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On September 14, 2000 at 13:07:42, Dieter Buerssner wrote:

>On September 14, 2000 at 11:12:49, Eduard Nemeth wrote:
>
>>On September 14, 2000 at 10:04:32, Severi Salminen wrote:
>>
>>>>Which program does find the save boarder (with black)?
>>>>And how ?
>>>>
>>>[D]8/8/p2k3p/1P1p1pp1/P1r5/1R1K1PP1/7P/8 b - -
>>>>
>>>>wKd3,Rb3,Pa4,b5,f3,g3,h2/bKd6,Rc4,Pa6,d5,f5,g5,h6
>>The Position is a composition from me.
>>
>>Shredder 3 find: 1.-a5 2.b6 2.-Rb4 3.Rxb4 axb4, and draw !
>
>How long did Shredder need? Yace needs almost one hour on AMD K6-2 475, and
>produces the above PV. Before this, it favored the losing pawn trade, but
>the scores of a5 and axb where close for quite some time. At depth 16, axb
>failed low.
>
>- Dieter

Shredder 3 find  this move (1.-a5) under "MCS" (Genius 6.5) after 14" (seconds)
on my P600E with 64 MB hash. I have tested 30 Min.long. Shredder 4 finds not
this move!

Eduard



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