Author: Mike S.
Date: 20:51:45 01/29/06
Go up one level in this thread
On January 29, 2006 at 23:12:45, Mike Byrne wrote: >>http://www.talkchess.com/forums/1/message.html?483032 >>[D]8/3R1P2/1ppP1p2/3r4/8/K7/p4k2/8 w - - 0 1 >A. Herbstmann 1954 Thanks. >(...) >However, Rybka does find this mate-in-14 pretty quickly > >[d] 8/1N6/8/8/3n2n1/3k4/4n3/3K4 b - - 21 13 >Rybka 1.01 Beta 13b: > 3 00:00 792 0 +8.70 13. ... Nc3+ 14.Kc1 > 4 00:00 2.112 0 +8.65 13. ... Nc3+ 14.Kc1 > 4 00:00 2.472 0 +8.73 13. ... Nf2+ 14.Ke1 Ne4 15.Kf1 Ke3 16.Ke1 Nc2+ >17.Kd1 Nb4 18.Na5 N4c3+ 19.Ke1 Nd3+ 20.Kf1 (...) > 12 00:01 340.606 305.412 +9.67 13. ... Nf2+ 14.Ke1 Ne4 15.Kf1 Ke3 16.Ke1 >Nc2+ 17.Kd1 Nb4 18.Na5 N4c3+ 19.Ke1 Nd3+ 20.Kf1 > 13 00:01 448.390 312.347 +M14 13. ... Nf2+ 14.Ke1 Ne4 15.Kf1 Ke3 16.Ke1 >Nc2+ 17.Kd1 Nb4 18.Na5 N4c3+ 19.Ke1 Nd3+ 20.Kf1 1 second!? Sensational... can it really find that #14 so quickly, with empty hash? I tried the first beta and it detected mate after 11 seconds (P4/3.0 GHz) showing the "320" eval. Regards, Mike Scheidl
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.