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Subject: Re: detecting and evaluating pins

Author: Uri Blass

Date: 10:40:15 02/23/04

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On February 23, 2004 at 13:28:30, Vincent Diepeveen 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?
>
>yes
>
>>-> if yes, do you try to distinguish between different pins?
>
>yes
>
>Note that original gnuchess 4.0 like written by John Stanback, before Dan Corbit
>crippled it to gnuchess 5.0 bitboards (conceptual crippling gnuchess), was doing
>pins too.

The programmers who are involved in the developement of gnuchess 5.0 are
Chua Kong-Sian and Stuart Cracraft.

http://www.gnu.org/software/chess/chess.html

I do not see the name Dann Corbit in that site.

Uri



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