Author: Robert Hyatt
Date: 19:43:00 05/15/00
Go up one level in this thread
On May 14, 2000 at 18:09:20, Pete R. wrote: >On May 14, 2000 at 08:54:35, Jürgen Hartmann wrote: > >>On May 14, 2000 at 08:44:57, Jürgen Hartmann wrote: >> >>>and ...b5 is a possibility for counter play. Frans Morsch will certainly sweat >>>blood and tears at the moment. Small consolation that all other chess programs >>>behave in the same way. >> >>Correction: Crafty 17.10/CB plays 13... exf4!, the only chance to avoid the >>death sentence. > >Well, according to comments from Dr. Hyatt, pawn structure evaluation seems to >be his major tuning focus for Crafty these days. Clearly this is a worthwhile >goal, since computers are already top notch at tactics. But the consequences of >pawn moves are often far too deep for tactical evaluation, so things like this >have to be caught in the positional evaluation. A program *should* be able to >"see", just as a human can, that white has a great pawn structure and will >continue to annex space if f5 is allowed. Not easy to program I suppose. Not easy... not impossible... Very important against these guys... In this case you simply can't allow the e4-f5 pawn chain to happen. The center becomes locked, white has all the space on the kingside, and black is constrained to live in a small shoe- box and wait for jack-the-ripper to show up...
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