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Subject: How many killers? & Random chess & Has anyone NOT tried this?

Author: Jari Huikari

Date: 06:36:12 09/27/98

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On September 24, 1998 at 06:19:18, Roberto Waldteufel wrote:

>Searching captures first is indeed very beneficial for alpha-beta efficiency,
>but I think that just about all other programs also do this, as it is well
>known. By the way, you should include promotions as well, whenever there is
>one available, as these too cause a big change in material.

(I)
What about advancing white pawn to seventh (black pawn to second) rank?
Should also be examined early?

(II)
HOW MANY killer-candidates your programs store? (To be tried if they cause
a cutoff.)

(III)
I added random feature to Nero 4. (Explained in the end of its FAQ-file.)
Makes randomly one of the legal moves. Can OCCASIONALLY beat KASPAROV... :-)

Latest version of Nero  http://www.math.jyu.fi/~huikari/NERO4.ZIP

					Jari



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