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Subject: Re: Deep Blue's openings book

Author: Uri Blass

Date: 04:35:40 11/20/02

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On November 20, 2002 at 07:22:11, Mike Byrne wrote:

>On November 20, 2002 at 03:29:50, Pavel Blokhine wrote:
>
>>What oepnings book Deep Blue used against Gary Kasparov and how many games it
>>had? Does anybody knows? In the sixth and last game, Deep Blue used a knight
>>sacrifice that few programs will have considered or made. And it made some very
>>human like moves all troughout the 6 matchs so may be Gary Kasparov was right on
>>his hints that there may have been some cheating from the IBM team.
>
>The knight sacrifice seemed to catch Kasparov off guard.  You are right most
>proframs are either told to back up the knight or would not make it on their
>own.

Deeper blue also made it out of it's book.
I do not think that deep blue was going to make it on his own.

  After the game, almost everyone said that the h6 by Kasparov was a
>mistake.  Obviously he played it in anticipation that DB would back up the
>knight (because Fritz always backed up the knight).

I think that the reason that he expected it was simply because he had the
illusion that deep blue is out of book.

>
>Some point to this game as to how faulty Kasparov's preparation was for the
>match.  The mistakes:
>
>1.  He played many games against Fritz.  Fritz is no Deep Blue.  He though Deep
>Blue would make moves like Fritz.

How do you know.
There were a lot of chess programs at that time genius,wchess,Mchess,Hiarcs.
Why Fritz?

Genius was the best program at the time of the match.

>
>2,  He tried to employed an anti-computer strategy.  He might have been better
>off just pretending he was playing a top GM and make the moves he would normally
>play.
>
>The concept that DB and their team cheated is ludicrous.  One it would involve
>many people - people that have gone their separate ways since the match.
>Somebody would talk about it.  Two, that would not be in IBM's best interest -
>after all they make computers!

I agree about the first reason.
I do not agree about the second.

The fact that they make computers is not a reason for IBM not to cheat.

Uri



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