Author: Roy Brunjes
Date: 11:09:44 01/26/03
Go up one level in this thread
On January 26, 2003 at 08:49:28, Lyn Harper wrote: > > [D]3r2k1/5p2/3R2p1/2rRp1b1/2q1P1Pp/3Q3P/6P1/3N3K b > > Interesting position solved by Boris Gelfand in 1999 in his game against > Sergei Movsesian. > It's a mate in 11. My mid range comp (slow P4) took 1min33secs running CM9K. > How does yours go? Black to move, of course. CM9000 Personality=Roy2 (my own creation and equal in strength to The King 3.23S in testing so far) provides the following on my Pentium III 500 MHz laptop: Time Depth Score Positions Moves 0:01 1/9 -10.55 134019 1...Rxd5 2.Rxd5 Rxd5 3.Qf3 Rd3 4.Ne3 Rxe3 5.Qd1 Qxe4 0:03 1/10 -10.78 239163 1...Rxd5 2.Rxd5 Rxd5 3.Qf3 Rd3 4.Ne3 Rxe3 5.Qf2 Qxe4 6.Kh2 Re2 0:15 1/11 -13.67 1239921 1...Rxd5 2.Rxd5 Rxd5 3.Qf3 Rd3 4.Kg1 Rxf3 5.gxf3 Qe2 6.f4 Qxd1+ 7.Kg2 Qe2+ 8.Kg1 Qe1+ 9.Kg2 Qxe4+ 10.Kf1 Bxf4 0:23 2/12 -13.63 2074734 1...Rxd5 2.Rxd5 Rxd5 3.Ne3 Qxd3 4.Nxd5 Qxe4 5.Nf6+ Bxf6 6.Kh2 Qf4+ 7.Kg1 Qe3+ 8.Kh1 e4 1:00 3/13 -Mate12 6202960 1...Rxd5 2.Rxd5 Rxd5 3.Qxc4 Rxd1+ 4.Kh2 Bf4+ 5.g3 hxg3+ 6.Kg2 Rd2+ 7.Qe2 Rxe2+ 8.Kf1 Rd2 9.h4 g2+ 10.Kg1 Be3+ 11.Kh2 g1=Q+ 12.Kh3 Qg2# 1:44 4/14 -Mate11 11528563 1...Rxd5 2.Rxd5 Rxd5 3.Qxc4 Rxd1+ 4.Kh2 Bf4+ 5.g3 hxg3+ 6.Kg2 Rd2+ 7.Qe2 Rxe2+ 8.Kg1 Be3+ 9.Kf1 Rd2 10.Ke1 g2 11.h4 g1=Q# Roy
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.