Author: John Merlino
Date: 12:52:34 06/01/03
Go up one level in this thread
On June 01, 2003 at 12:39:34, Art Basham wrote: >Some engines (such as Sjeng 12.10) have trouble finding >1. Kd6...! > >[D]7k/1p3p2/4pNpB/1b2K3/3p4/8/8/8 w - - 0 1 > >I see it takes my WChess 10 ply and 30 sec. to find it, >and Rebel 12 takes 11 ply and 46 sec. to find it....etc. > >This is also a good test for table top machines and portables... >My old TurboStar432 takes about 9 minutes to find it! > >Novag Scorpio takes 7.8 sec. to find it...etc. Chessmaster 9000 finds the mate in 4 "instantly": Time Depth Score Positions Moves 0:00 1/3 -0.76 536 1.Kxd4 Bc6 2.Bg5 Kg7 0:00 1/4 -0.74 1310 1.Kxd4 Bc6 2.Ng4 f5 3.Ne5 0:00 1/5 -0.81 3590 1.Kxd4 Bc6 2.Ke5 b5 3.Bd2 Kg7 0:00 2/6 -0.77 9848 1.Kxd4 Be2 2.Ke3 Bd1 3.Kd4 b5 4.Bd2 0:00 3/7 -0.84 28163 1.Kxd4 Bc6 2.Kc5 e5 3.Kd6 e4 4.Be3 0:00 4/8 -0.80 71392 1.Kxd4 Be2 2.Bf4 b5 3.Be5 Bc4 4.Kc5 Bd3 5.Nd5+ Kh7 0:00 4/8 Mate04 92012 1.Kd6 d3 2.Ke7 Bc4 3.Kf8 d2 4.Bg7# 0:00 5/9 Mate04 99597 1.Kd6 d3 2.Ke7 Bc4 3.Kf8 d2 4.Bg7# 0:00 6/10 Mate04 106639 1.Kd6 d3 2.Ke7 Bc4 3.Kf8 d2 4.Bg7# 0:00 7/11 Mate04 110767 1.Kd6 d3 2.Ke7 Bc4 3.Kf8 d2 4.Bg7# jm
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