Author: Stuart Cracraft
Date: 07:32:27 09/07/04
Go up one level in this thread
On September 07, 2004 at 10:19:55, Michael Neish wrote: >On September 06, 2004 at 15:07:00, Stuart Cracraft wrote: > >5n2/B3K3/2p2Np1/4k3/7P/3bN1P1/2Prn1P1/1q6 w - - 0 0 >> >>Anyone can get this besides Ed? >> >>Please post your search times. > >Sorry to counter with a question. I've been studying the Gnuchess source code >recently (Gnuchess 5.08 totally fails to find the mate) in order to improve my >understanding of Chess programming. > >When searching it is definitely going deep enough, to ply 30+, and although the >first move is correct it soon strays out of the correct line. The search >routine also has check and one-reply extensions. > >It must be hard to guess why without looking at the code, but would anyone like >to have a stab in the dark as to what the most likely reason could be? I would >much appreciate it. > >Cheers, > >Mike. Sure -- because we didn't tune against this position. :-)
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