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Subject: Re: JRCP on fics

Author: KarinsDad

Date: 14:20:55 02/19/99

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On February 19, 1999 at 16:30:16, Will Singleton wrote:

>On February 19, 1999 at 15:07:08, James Robertson wrote:
>
>>On February 18, 1999 at 21:09:33, Will Singleton wrote:
>>
>>>
>>>On February 18, 1999 at 20:21:25, James Robertson wrote:
>>>
>>>>Yes!
>>>>Finally they gave my a FICS account. It has the rather boring name of "JRCP",
>>>>but John Perry said I could change it when I think of a name for my program.
>>>>Anyway, it'll be glad to play any chess programmers here (and their programs
>>>>too, of course ;).
>>>>
>>>>James
>>>
>>>
>>>About time. :)  I'll go on fics tonight.
>>>
>>>Will
>>
>>Thanks for the games last night! Amateur really crushed me. Fortunately, I found
>>several huge bugs that trashed my program's play. Among others, it would do
>>futility and extended futility pruning only when there were extensions! That is
>>how it missed that simple mate and played Bc5??. Also, I fixed the pawn hash;
>>only some of the positions recieved pawn scores. I'm ready to play you again!
>>
>>James
>
>
>It sounds like you have a lot of advanced stuff in there.  How long have you
>been working on this?  It took me well over a year to get the pawn-hashing in,
>let alone extended futility pruning.  I don't use that at all, if you're talking
>about the DarkThought stuff.  Heck, I didn't even know how to properly use
>extensions until recently (probably still don't).
>
>Do you also use rotated bitboards and book learning? :)
>
>I did notice that you're king safety was weak, I was able to get in there pretty
>easy.  But otherwise it played very well.
>
>Will

Do either of you have your games that you played against each other?

I wanted to use some games from amateur programs playing each other (as well as
from the stronger programs) to use as test cases for my program (if it ever gets
done).

Thanks :)

KarinsDad

PS. My program uses rotated bitboards, but I'm nowhere near futility pruning or
null moves.



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