Author: Gian-Carlo Pascutto
Date: 14:27:55 06/15/02
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On June 15, 2002 at 17:14:01, Dieter Buerssner wrote: >On June 15, 2002 at 12:54:10, Gian-Carlo Pascutto wrote: > >>Ok, I think I know what the problem is then. When Sjeng is >>playing from tablebases it may sometimes move too soon, which >>will confuse the UCI interface. > >How do you come to this conclusion? Don't all engines play very fast, when they >are in a tablebase position? Or, do you think, that 100 us vs. 1 ms may make a >difference? I cannot test this myself, but I have never heard of this problem >for Yace. I think, Yace can move in some cases in 1 ms or faster, when in a >table base pos. I would also think, that the UCI protocol would not have a >problem with this scenario, at least in principle. I'm basing it on what happened when I saw things go wrong. During pondering, the UCI spec states that your program should keep searching until told otherwhise. If there is a mate or tablebase position, Sjeng may move prematurely, before it gets an UCI command. This causes problems in Shredder. -- GCP
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