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Article #3152Re: Chess Program -Do you know a good one?
From: Rick Holzgrafe
Date: Tue, 05 Jun 1990 18:07
Date: Tue, 05 Jun 1990 18:07
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3471 bytes
In article <3513@umn-d-ub.D.UMN.EDU> halam2@umn-d-ub.D.UMN.EDU (Haseen
Alam) writes:
> So basically CM2000 and SargonIII were playing with each other. [...]
> Whichever program started won the game
The player who moves first has an advantage. This is true for us humans as
well as for computers. The proof is not so much by analysis as by checking
the results of chess matches played over the last hundred years or so:
statistically, white wins more often.
> First I played at the lowest level on both, and then on the next higher
> level. The results were interesting, but the whole thing was getting
boring
> so I did not try out all the user levels.
Sounds like you didn't really mediate many games between the two programs.
You'd probably need to play quite a few at each level to get any real
notion of how the two stack up. It may not be worthwhile: since neither
program plays like you do (I assume - see below), which one beats the
other may not have much bearing on what kind of game each would give you.
> Results indicate both Sargon III and
> ChessMaster 2000 are aggressive players. [...]
> But this knowledge makes these games less challenging, since
> you can create traps by offering.
I have never seen a computer chess program that played "like a human
being". They have their strengths and weaknesses, as we have ours; if you
learn a program's weakness and play to it, you'll do better against it,
just as you would playing to a human's weak points. I'm not well familiar
with the Mac's programs (I have Sargon III but haven't used it much) but I
remember a program on a mainframe that played tactically well (leave a
piece weakly protected and you'd lose it every time) but strategically
poorly (little notion of proper development once its opening book was
exhausted, poor control of the center), and it was terrible at end games.
The way to beat it was to play a conservative, defensive game, while
trading pieces evenly as quickly as you could. Your goal was to reach the
end game quickly while remaining even in material and perhaps superior in
position. Then you could clean up fairly easily.
I've never liked computer opponents, since I like to concentrate on a
strategic game, while they generally force me to focus on short-term
tactics instead. But this just means that they're playing to *my*
weakness. Sargon III on my Mac Plus could whup me regularly at a low
setting, so you should take my comments with a grain, if not a bag, of
salt. :-)
BTW, I like Sargon III and have been considering getting Sargon IV for my
Mac II.
==========================================================================
Rick Holzgrafe | {sun,voder,nsc,mtxinu,dual}!apple!rmh
Software Engineer | AppleLink HOLZGRAFE1 rmh@apple.com
Apple Computer, Inc. | "All opinions expressed are mine, and do
20525 Mariani Ave. MS: 77-A | not necessarily represent those of my
Cupertino, CA 95014 | employer, Apple Computer Inc."
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watserv1!watmath!att!rutgers!apple!apple.com!rmh From: rmh@apple.com (Rick Holzgrafe) Newsgroups: comp.sys.mac.apps,comp.sys.mac.games Subject: Re: Chess Program -Do you know a good one? Message-ID: <8545@goofy.Apple.COM> Date: 5 Jun 90 18:07:22 GMT References: <3513@umn-d-ub.D.UMN.EDU> Sender: usenet@Apple.COM Organization: Apple Computer, Inc. Lines: 56