Author: Christophe Theron
Date: 19:43:15 05/27/02
Go up one level in this thread
On May 27, 2002 at 14:31:16, Bo Sjögren wrote:
>Many years ago I was outplayed for most of the game, but my opponent
>allowed me to "close the shop":
>
>[D]8/p7/6kp/1p2p3/1P2P2P/2P5/1P3K2/8 w - -
>
>White must play 1.h5+!, which I think we concluded after the game wins
>rather easily. But instead he played 1. b3?? and after 1...h5! he
>thought for five minutes, and shook his head (and my hand)...
>
>Does the current crop of engines recognise the danger? It seems CT14
>prefers 1.h5+, but is almost as happy with 1.b3 -- just a one minute
>check. Will any engine conclude that 1.b3 is indeed a draw, and how
>will it do it; by some kind of intelligence, or brute force? (I of
>course have the feeling that brute force is not enough for this type
>of problem.)
>
>/Bo S
The latest Chess Tiger plays h5+ in 4.4 seconds on my P4-1.6G (=Athlon 1.1G),
with 6Mb hash tables.
After 48s, the score goes significantly up.
If I play b3 in the start position, the score is -1.40 for white and did not
seem to change after several minutes.
Christophe
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