Author: John Merlino
Date: 11:26:25 06/23/05
Go up one level in this thread
On June 23, 2005 at 13:06:26, Rob Basham wrote: >[D]4q2k/2r1r1p1/4Pn1p/p1p2R2/P2pQ2P/1P1B1R2/6P1/6K1 w - - 0 1 > > >Rxf6...! > >Ruffian 1.0.1......1 sec. >Comet B50..........5 sec. >Hiarcs.......5 ply.....4 sec. > > >P3-850 > >Some engines have trouble finding this one! > >Rob CM9_R1 on an AMD 2500 finds it instantly: Time Depth Score Positions Moves 0:00 1/3 1.32 3449 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Bb5 0:00 1/4 1.56 7204 1.Rxf6 gxf6 2.Rxf6 h5 3.Bb5 Qg8 4.Rh6+ Rh7 0:00 1/5 1.68 23581 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Bb5 Qh5 4.Qa8+ Kg7 5.Qf8+ Kh7 6.Rxh6+ Qxh6 7.Bd3+ Qg6 8.Bxg6+ Kxg6 0:00 1/6 2.04 62639 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Qd5 Rc8 4.Bb5 Qd8 5.Qf5 0:01 1/7 1.94 122893 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Qd5 Rc8 4.Bb5 Qd8 5.Qf5 Rg7 6.Rxh6 0:02 1/8 2.61 403943 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Bc4 Kg7 4.Qe5 Kh7 5.Bb5 Qd8 6.Qf5+ Kh8 7.Rxh6+ Rh7 0:04 1/9 5.75 939620 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Bc4 Kg7 4.Qe5 Kh7 5.Bd3+ Kg8 6.Rf7 Qxf7 7.exf7+ Kxf7 8.Qf5+ Kg8 9.Qg6+ Kf8 10.Qxh6+ Rg7 0:10 1/10 8.13 2886909 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Bb5 Qc8 4.Bc4 Qe8 5.Rf7 Rxf7 6.exf7+ Qxf7 7.Qg6+ Kf8 8.Bxf7 Rxf7 9.Qxh6+ Ke7 10.Qg5+ Kd6 0:15 1/11 8.21 4598140 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Bb5 Qc8 4.Bc4 Qe8 5.Rf7 Rxf7 6.exf7+ Qxf7 7.Bxf7+ Rxf7 8.Qa8+ Rf8 9.Qxa5 Rc8 10.Qd2 0:30 1/12 8.48 9391976 1.Rxf6 gxf6 2.Rxf6 Kg8 3.Bb5 Qc8 4.Bc4 Qe8 5.Rf7 Rxf7 6.exf7+ Qxf7 7.Qg6+ Kf8 8.Bxf7 Rxf7 9.Qxh6+ Kg8 10.Qg5+ Kh7 11.Qxc5 jm
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