Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: A Very Difficult Test Position

Author: Vincent Diepeveen

Date: 06:21:16 04/24/01

Go up one level in this thread


On April 23, 2001 at 12:34:52, Oreopoulos Kostas wrote:

>This is form a game Kasparov Karpov New York match
>
>[D]r2q1b1k/1b4p1/p2pr2p/3n4/Pnp1N1N1/6RP/1B3PP1/1B1QR1K1 b - - 147 1
>
>The position has multiple tactical motives but i think none of the PC programs
>can evaluate correctly the position.
>
>Karpov's move 25...Qe8? is a losing move due to 26.Nh6 c3 27.Nf5 cb2 28.Qg4
>25...Nf4 loses to Nef6!
>
>The only move to hold is 25...Nd3! but witch program can evaluate that this is a
>saving move indeed.

Also Qd7 and Qe7 are very good alternatives.
For analysis of Qd7 see Seirawan: "winning chess brilliancies".

Diep plays Qe7 real soon. Qe8 is not considered as it fears Nxh6,which it
btw also expects after Qe7.

>I tried Gambit Tiger 2.0 for about half an hour and it just gave Qe8 as the best
>variation. The computer saw the Nh6 move but failed to see that after c3 Nf5 is
>decive..
>
>Any luck with other programs ??

Yes with DIEP.

>Oreopoulos Kostas



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.