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Subject: Re: 14 position test suite from Richter's

Author: Bernhard Bauer

Date: 01:31:20 12/09/97

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On December 08, 1997 at 04:06:47, Jouni Uski wrote:

>Forget position 7 (205) ! After 1. Nd5 cxd5 2. Ne5 Ke6! there is nothing
>more.
>All other positions seems to be correct, but of course there can be side
>solutions.
>
>-- in table means not solved in 10 minutes. After removing 7 Mchess
>solves
>all in time limit! If You test with 200 MMX time limit is about 3 1/3
>min
>and 2 1/2 min for K6 200 .

I do not agree. IMHO position 7 (205) is correct.
After 1.Nd5 cxd5 2.Ne5 Ke6! 3.Qxh5 fxe5 4.Qg4+ Kf7 5.Qf5+ Ke8 6.Qe6
black is
down by a score of -5.36 on ply 11 for Crafty. This variation is
essentialy the same as in the main variation. So no need to put it out.

May be you like to add a position mentioned by K. Richter in "Der
Schachpraktiker" (The Chess Practitioner) from a game played by Sanz vs.
Ortueta
in Madrid 1934. So this position is well known it seems to have its
difficulties. Here it is (again).
8/pR4pk/1b6/2p5/N1p5/8/PP1r2PP/6K1 b

Regards
Bernhard



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