Author: John Merlino
Date: 16:41:10 08/22/02
Go up one level in this thread
On August 22, 2002 at 18:50:39, Sune Larsson wrote: > > [D]8/2pr1kp1/p1p5/1p2R2p/5P2/5K2/PPP3PP/8 b - - 0 3 > > This is ShredderPB-Yace. Here black played 3.-Rd5?? and lost > the pawn ending. 3.-g6 is a much better try. > > > Test: Avoid 3.-Rd5?? - g6 is much better. > Chessmaster 9000 does not avoid Rd5 in a reasonable amount of time on a PIII-600: Time Depth Score Positions Moves 0:00 1/3 0.75 968 3...Rd2 4.Rc5 a5 5.Rxc6 0:00 1/3 0.27 1676 3...Rd5 4.b4 Kf6 0:00 1/4 0.27 4393 3...Rd5 4.b4 Kf6 5.Ke4 0:00 1/5 0.32 9819 3...Rd5 4.b4 Rd4 5.a3 Rd5 0:00 1/6 0.26 25689 3...Rd5 4.b4 g6 5.g3 Kf6 6.Ke4 0:01 1/7 0.30 52656 3...Rd5 4.b4 Kf6 5.Ke4 Rd2 6.Rc5 Re2+ 7.Kf3 0:01 2/8 0.31 113554 3...Rd5 4.b4 g6 5.Ke3 Kf6 6.Ke4 Rd2 7.Rc5 Re2+ 8.Kf3 0:03 3/9 0.36 333515 3...Rd5 4.b4 g6 5.g3 Kf6 6.Ke4 Rd2 7.Rc5 Re2+ 8.Kd4 Rd2+ 9.Ke3 0:09 4/10 0.36 898952 3...Rd5 4.b4 Rd4 5.Rxh5 Rxb4 6.Rc5 Rb2 7.Rxc6 Rxa2 8.Rxc7+ Kf6 9.Ke4 0:23 5/11 0.36 2319832 3...Rd5 4.b4 Rd4 5.a3 Rd5 6.g3 g6 7.Ke3 Kf6 8.Ke4 Rd2 9.Rc5 1:28 6/12 0.32 8958207 3...Rd5 4.b3 Kf6 5.Ke4 Rd2 6.Rc5 Rxg2 7.Rxc6+ Ke7 8.Rxc7+ Kd6 9.Ra7 Rxh2 10.Rxg7 Rxc2 3:07 7/13 0.37 18893934 3...Rd5 4.b3 Kf6 5.Ke4 Rd2 6.Rc5 Rxg2 7.Rxc6+ Ke7 8.Rxc7+ Kd6 9.Ra7 Re2+ 10.Kd3 Rxh2 11.Rxg7 Ke6 jm
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