Author: Tom Kerrigan
Date: 20:00:55 12/27/99
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On December 27, 1999 at 21:43:54, leonid wrote: >Hello! > >When the extensions were used in PC chess games for the first time? > >If you could indicate me some very strong and recent chess game that did not >used the "extensions", it could be real help. I tryed for a long time to figure >out what the raw speed of my logic is but "extensions" kept me in the dark. >Maybe I even have those useful "oldies" that can solve my mystery. Just name >them! > >Thanks, >Leonid. The check extension has been used since the beginning of time. -Tom
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