Author: Johanes Suhardjo
Date: 14:04:14 01/01/04
Go up one level in this thread
On December 27, 2003 at 23:15:58, Bob Durrett wrote:
>You may wish to examine "Understanding the Sacrifice: sacrifice your way to
>success" by Angus Dunnington, Copyright 2002, ISBN 1857443128.
>
>The underlying idea expressed in that book, which is about positional
>sacrifices, is that the top GMs are able to recognize positional factors which
>have value equal to or exceeding a certain amount of material. For chess engine
>programmers, this translates into the following: The ideal position evaluation
>code in a chess engine would be able to evaluate positions in such a way as to
>recognize and quantify positional factors. As an example, the code should be
>able to determine whether or not material should be given up for some other
>[positional] advantage or visa versa. The searching should be such that moves
>[from an internal node] offering material for other advantages [or visa versa]
>would be identified and pursued.
Thanks for the info!
>What this means is that evaluation of games/lines based on material alone may
>not give you the information you want, at least not directly.
Agreed. But the fens I collected might still be useful. I may use them later.
>"Realization of a material advantage" is a recurring theme in the chess
>literature. Sometimes it's "just matter of technique" and sometimes it takes
>brilliance. The same could be said for "Realization of XXX" where XXX is some
>sort of positional advantage. Incidentally, I see no reason why chess engines
>should not be able to play positional chess, including playing positional
>sacrifices. A positional sacrifice is MERELY a conversion of one type of
>advantage to another.
>
>Bob D.
Johanes Suhardjo
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