Author: leonid
Date: 17:44:00 07/08/01
Go up one level in this thread
On July 08, 2001 at 18:41:24, Heiner Marxen wrote: >On July 07, 2001 at 17:19:27, Angrim wrote: > >>On July 07, 2001 at 15:21:38, leonid wrote: >> >>>On July 07, 2001 at 15:19:07, leonid wrote: >>> >>>>On July 07, 2001 at 12:47:12, leonid wrote: >>>> >>>>>Hi! >> >>>>Since I could see that for the first position solution was found more easily >>>>that I expected, I will write the next one in graphics. Maybe it also will be >>>>solved easily. My program was slow in it. It could be that somebody will say me >>>>if in second position mate for black side was also found. For blacks I don't >>>>know. >>>> >>>>[D]q2k2q1/1r1q1r1B/nRqQqRn1/NqQbQqN1/QQ1K1QQ1/Q5Q1/p5pb/8 w - - >>>> >>>>Please indicate your result. >>>> >>>>Thanks, >>>>Leonid. >>That one is tough. >>proved that move g5xf7 wins, 16 turns >>PN2:63023734 evals, 1486467 expands, 893.16 seconds >>Angrim > >Yes, tough. Chest used 4.3 hours on a K7/600 just to find that there is no >mate in 10 moves. Since the effective branching factor is just below 5, >I'm not going to get much more results. You win :-) Thanks, Heiner! Now I see that possible shortest mate could be only in 11 and 12 moves. In 13 mate is for sure. Cheers, Leonid. >Cheers, >Heiner
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