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Subject: Re: Spike-Rybka

Author: Vasik Rajlich

Date: 09:48:11 12/28/05

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On December 28, 2005 at 09:20:44, Jan Kiwitter wrote:

>On December 28, 2005 at 07:33:18, Drexel,Michael wrote:
>>On December 28, 2005 at 03:12:23, Vasik Rajlich wrote:
>>>Interesting game. I didn't like .. h6 and .. g5 by Rybka in the opening (as I
>>>suspect most human players won't), and there were a few moments in the endgame
>>>where better resistance could have been put up - but these are relatively minor
>>>The biggest issue was the incorrect sacrifice of the h6 pawn. The Rybka static
>>>eval incorrectly gives the following position (and others of a similar type) as
>>>roughly equal:
>>>[D] 8/1b2b1k1/pp1ppp2/nPq5/P1P1P3/2QRNPP1/8/1N2KB1r b - - 0 27
>>The position _is_ roughly equal.
>>It was just badly misplayed by Rybka.
>I also thought like this during the game. I think instead of exchanging the
>queens soon Rybka may have tried to activate his pair of bishops by planning
>f6-f5 sooner or later. (Of course this was just my impression without any deep

Mike / Jan,

can you win or even draw against an engine like Shredder here? Computer assisted
is ok. This looks like a classic case of a position which can´t be improved ..


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