Author: Robert Hyatt
Date: 11:53:45 02/23/04
Go up one level in this thread
On February 23, 2004 at 13:29:08, Vincent Diepeveen wrote: >On February 23, 2004 at 10:02:37, Russell Reagan wrote: > >>On February 23, 2004 at 07:02:59, martin fierz wrote: >> >>>aloha, >>> >>>i have a question about pins. pins are a rather important feature in chess; some >>>of them are not so bad, some are deadly. i just happened to chat briefly with >>>anthony cozzie on ICC, and he said he didn't do any pin detection. i detect >>>pins, but i don't evaluate whether a pin is not so bad or deadly. my questions >>>are: >>>-> are you detecting pins in your program? >>>-> if yes, do you try to distinguish between different pins? >>> >>>cheers >>> martin >> >>I don't know if this is a good idea or not, but something I have thought of in >>the past is that a move that pseudo-attacks the king is probably worth >>considering. The move might be a pin, but it can also be a skewer. Even if it is >>not a direct tactic (say, there are two or three pieces in front of the king), >>it might setup a tactic eventually. The nice thing about this is that with an >>0x88-like board where you have unique square relationships, this can be done by >>a single table lookup. > >If you have no idea, why the hell are you replying? It never seems to stop you, so why don't you either contribute to a thread or bug off?
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