Computer Chess Club Archives




Subject: Re: What was Chess Challenger 7 thinking?

Author: Roy Eassa

Date: 09:58:38 03/07/02

Go up one level in this thread

On March 07, 2002 at 10:24:42, Fernando Villegas wrote:

>This guy, Ron Nelson, was indeed the programmer of CC7 fidelity unit.   BTW It
>was not that basic as to play or accept ilegal moves. Some day I requested them
>in Fidelity some explanations about the search technique of this machine  and
>the answer was, more or less, the following:
>level 1: just two ply, full width
>level 2: three plys full width
>level 3: I do not remember
>level 4: 4 plys full witdth
>level 5: three full width plys, then two selective
>level 6: two full width plys, then three selective
>level 7: 5 full width plys.

Wouldn't this make level 5 slower than level 6?

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