Author: William H Rogers
Date: 12:51:10 07/30/01
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On July 30, 2001 at 14:23:40, William Wentworth wrote: >The maximum depth for an opening book is 40 plies. >That is what the ChessBase T-notes recommend. > >What is the reason for that ? >1. Huge files on disk ? >2. Too much time building the book ? >3. After move 20 moves can hardly be called opening moves ? > >Can opening books that are too deep be disadvantageous ? > >Weeping Willow >(hopelessly making vain attempts to build one's own opening book) Last year in a tourneyment, one program went all the way to checkmate another program without ever leaving its opening book. I am talking about 30 or 40 moves in the game. I personally do not think that opening books should be allowed to go beyond 10 moves period and then the programs should make their own moves. Bill
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