Author: Robert Hyatt
Date: 20:37:09 07/04/03
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On July 03, 2003 at 20:22:09, Russell Reagan wrote: >On July 03, 2003 at 19:22:42, Robert Hyatt wrote: > >>Of course, but I can't see anything that might possibly trigger an >>extension in fine 70. No checks. No captures. No pawn moves. just >>king shuffling until the black king has to make a choice and let the white >>king penetrate. You _might_ extend there but by then it is solved anyway. > >Maybe "opposition" extentions could be turned on in king and pawn endgames where >there are no other forcing moves. It doesn't sound promising. Opposition generally means nothing except in certain positions. triggering an extension each time one side has the opposition would only serve to drive the tree way deep along all lines, which lowers overall depth so that the tree size is no larger than the original tree (without the extensions) and also searches no deeper on average...
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