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Subject: Re: A Tough Endgame For Computers!

Author: Dieter Buerssner

Date: 14:22:03 04/07/02

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On April 07, 2002 at 15:48:22, Terry McCracken wrote:

>Here's an Endgame that should make _all_ chess engines really work!

[3n2k1/p2P2p1/1p6/7Q/5q1P/8/PP6/1K6 w - -]


>Fritz 7 sees the draw but doesn't understand the loss after 1.Qe8+..Qf8??
>
>Played by Mieses-NN 1903. Mieses won after Qf8??, I'll give the main line.
>
>
>1.Qe8+ Qf8 2.h5 Nf7 3.Kc2 Nd8 4.Kc3 Nf7 5.a4 Nd8 6.Kc4 Nf7 7.Kd5 Nd8 8.b4 Nf7
>9.Kc6 Nd8+ 10.Kc7 Line

Which would be the winning line after 2...b5. My engine unfortunately fails to
see it ...

You give Qf8 a "??". Should it be really obvious, that tis is a bad move?

Regards,
Dieter




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