Author: John Merlino
Date: 21:14:03 10/26/05
Go up one level in this thread
On October 26, 2005 at 22:51:08, Rob Basham wrote: >[D]rn1n1rk1/ppqp1p1p/b2p2p1/8/2P1B2N/1P3N1R/PQ3PPP/3R2K1 w - - 0 1 > >Ruffian 1.0.1 announces mate in 10 in about 92 sec....P3/850 > >Any engine ann. a mate in about 30 seconds? > >Nf5 wins and also >Bxg6 wins... >maybe more posibilities......:-) > >Rob CM9_R1 on an AMD 2500 says Mate in 8 after 0:24.... Time Depth Score Positions Moves 0:00 1/4 4.31 25673 1.Nxg6 fxg6 2.Bxg6 Nbc6 3.Rxh7 Ne5 4.Nxe5 dxe5 5.Rdxd7 0:00 1/5 4.31 36941 1.Nxg6 fxg6 2.Bxg6 Nbc6 3.Rxh7 Ne5 4.Nxe5 dxe5 5.Rdxd7 0:00 1/5 5.08 48467 1.Nf5 f6 2.Ne7+ Kg7 3.Ng5 h6 4.Bxg6 Nbc6 5.Nd5 0:00 1/6 6.49 77127 1.Nf5 f6 2.Ne7+ Kg7 3.Bxg6 hxg6 4.Ng5 Rf7 5.Rh7+ Kf8 6.Nd5 Qc5 7.Rh8+ Kg7 8.Nxf7 0:00 1/6 7.20 172554 1.Nxg6 fxg6 2.Bxg6 Nbc6 3.Rxh7 Ne5 4.Nxe5 Ne6 5.Nxd7 0:00 1/6 10.24 206318 1.Qf6 Qa5 2.Nf5 Qxf5 3.Bxf5 Ne6 4.Rxd6 Nc6 0:01 1/7 10.30 233182 1.Qf6 Qa5 2.Nf5 Qxf5 3.Bxf5 Ne6 4.Ng5 Nxg5 5.Qxg5 0:02 1/7 15.80 461425 1.Nf5 f6 2.Ne7+ Kf7 3.Nd5 Kg7 4.Ng5 h6 5.Nxc7 hxg5 6.Nxa8 0:03 1/8 Mate12 751495 1.Nf5 f6 2.Ne7+ Kf7 3.Rxh7+ Ke8 4.Bxg6+ Nf7 5.Rxf7 Rxf7 6.Qxf6 Qa5 7.Qxf7+ Kd8 8.Qe8+ Kc7 9.Qc8+ Kb6 10.Qd8+ Kc5 11.Rd5+ Kb4 12.Qxa5# 0:06 1/9 Mate10 1835963 1.Nf5 f6 2.Ne7+ Kg7 3.Bxg6 hxg6 4.Ng5 Rf7 5.Rh7+ Kf8 6.Re1 Ne6 7.Rxf7+ Ke8 8.Qxf6 Kd8 9.Rf8+ Nxf8 10.Qxf8# 0:14 1/10 Mate10 3976967 1.Nf5 f6 2.Ne7+ Kg7 3.Bxg6 hxg6 4.Ng5 Rf7 5.Rh7+ Kf8 6.Re1 Ne6 7.Rxf7+ Ke8 8.Qxf6 Kd8 9.Rf8+ Nxf8 10.Qxf8# 0:24 1/10 Mate08 6932051 1.Bxg6 f6 2.Bxh7+ Kf7 3.Bg6+ Kg8 4.Nf5 Nbc6 5.Qd4 Rf7 6.Qh4 Rh7 7.Qxh7+ Kf8 8.Qh8# 0:29 1/11 Mate08 8524554 1.Bxg6 f6 2.Bxh7+ Kf7 3.Bg6+ Kg8 4.Nf5 Nbc6 5.Qd4 Rf7 6.Qh4 Rh7 7.Qxh7+ Kf8 8.Qg7# Nf5 does not appear to be any better than a Mate in 10, and Ng5 is at worst a Mate in 11. jm
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