Author: John Merlino
Date: 17:08:53 06/01/03
Go up one level in this thread
On June 01, 2003 at 17:08:46, Art Basham wrote: >Some of my engines are having trouble finding... >1 Bf6...! > >[D]r2b1rk1/2q2p1p/p3b2Q/1pn3B1/4Pp2/P1NB4/1PP3PP/R4R1K w - - 0 1 > >The old CM4000 does find it at 7 ply in about 6 min. ...:-) > >Hiarcs found it right away at only 3 ply...! > >I see the new Rebel 12 has "problems" with this one too, >but, believe it or not, it looks like the older versions of Rebel do better >here... > >art Of course, Chessmaster 9000 announces mate in 6 in less than one second on my P4-2.4: Time Depth Score Positions Moves 0:00 1/3 2.83 3045 1.Bxf4 Qd7 2.Rad1 0:00 1/4 2.97 9882 1.Bxf4 Qd7 2.Rad1 Nxd3 3.Rxd3 0:00 1/5 3.09 45437 1.Bxf4 Qe7 2.Nd5 Bxd5 3.exd5 Nxd3 4.cxd3 0:00 1/5 Mate06 82344 1.Bf6 Bxf6 2.e5 Bf5 3.Bxf5 Rfd8 4.Qxh7+ Kf8 5.exf6 Qc6 6.Qh8# 0:00 1/6 Mate06 87685 1.Bf6 Bxf6 2.e5 Bf5 3.Bxf5 Rfd8 4.Qxh7+ Kf8 5.exf6 Qc6 6.Qh8# 0:00 1/7 Mate06 113141 1.Bf6 Bxf6 2.e5 Bf5 3.Bxf5 Rfd8 4.Qxh7+ Kf8 5.exf6 Qc6 6.Qh8# 0:00 1/8 Mate06 180760 1.Bf6 Bxf6 2.e5 Bf5 3.Bxf5 Rfd8 4.Qxh7+ Kf8 5.exf6 Qc6 6.Qh8# 0:01 1/9 Mate06 341369 1.Bf6 Bxf6 2.e5 Bf5 3.Bxf5 Rfd8 4.Qxh7+ Kf8 5.exf6 Qc6 6.Qh8# 0:02 1/10 Mate06 646744 1.Bf6 Bxf6 2.e5 Bf5 3.Bxf5 Rfd8 4.Qxh7+ Kf8 5.exf6 Qc6 6.Qh8# 0:04 2/11 Mate06 1344678 1.Bf6 Bxf6 2.e5 Bf5 3.Bxf5 Rfd8 4.Qxh7+ Kf8 5.exf6 Qc6 6.Qh8# jm
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