Author: Don Dailey
Date: 18:49:43 06/18/98
Go up one level in this thread
On June 18, 1998 at 13:35:47, Bruce Moreland wrote: > >On June 18, 1998 at 06:28:48, Ernst A. Heinz wrote: > >>On June 18, 1998 at 04:16:15, blass uri wrote: >>>On June 17, 1998 at 14:49:15, Vincent Diepeveen wrote: >>> >>>>black to move >>>> >>>>position white Kh3,Ra4,a2,f4,g3,h4 >>>> black Kc4,Rc3,b4,e6,f5,g6 >>>> black to move wins easily >>>> >>>>Believe it or not, diep managed to lost this as it didn't play Ra3, >>>>it played Re3. >>>>This is so simple, but i haven't worked at endgame yet. >>> >>>Fritz5 is not better in this position it needed more than 80 seconds >>>to find Ra3 is winning >>>before that(after 1 minute on my pentium 200MMX) it prefered Re3 >>>It intended to play Ra3 without seeing it is winning after some >>>seconds but change its mind >> >>That's really surprising because it actually is so simple. >> >>"DarkThought" fails high on 1. Ra3! in iteration #9 after less >>than 1 sec. > >I don't know what is going on here either. Mine gets Ra3 in < 1 second on a >P6/200, with a score of +2, has +4 in 6 seconds, and has +7 in 38 seconds. > >Is this because Fritz is doing null move in K+P endings or something? > >bruce I am pretty sure Fritz turns off null move prunning in pure king and pawn endings. - Don
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