Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: A hideously hard test position?

Author: Slater Wold

Date: 16:07:32 06/07/01

Go up one level in this thread


On June 07, 2001 at 12:34:56, Robin Smith wrote:

>On June 07, 2001 at 01:59:45, Slater Wold wrote:
>
>>On June 06, 2001 at 00:49:21, Robin Smith wrote:
>>
>>>From a recently completed game in the 24th world correspondence chess
>>>championship semi-finals:
>>>
>>>[D] r1qr2k1/pb2bpp1/1p2pn1p/2p4P/3P1B2/2PB1N2/PP2QPP1/1K1R3R w - -
>>>
>>>Here the move 15.Rhg1 is very strong, as it gets the rook off the long diagonal
>>>and threatens to charge the g-pawn down the board.  But computers don't often
>>>like to give up material .... in this case the h pawn and after 15.Rhg1! Nxh5
>>>16.Bxh6! also the bishop.  Can any program find 15.Rhg1?  I believe it may win
>>>by force, and if not it certainly leaves black in big trouble, but all programs
>>>I tested don't find it, even over night.  If that is too hard, try the position
>>>after 15.Rhg1 Nxh5.
>>>
>>>Robin Smith
>>
>>
>>Ok, play 15. Rhg1, and I play cxd4.  What then?
>>Slate
>
>16.Nxd4, usually then followed by 17.g4, 18.g5 and black's king gets exposed.
>White might also need to play f4 to support the g5 push in some lines.
>
>Robin

Interesting.  g4?  I thought rooks were important.  :)

15. Rhg1 cxd4 16. Nxd4 Bd6.

And Black is up well over a pawn.


Slate


Slate



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.