Author: John Merlino
Date: 09:56:17 05/05/04
Go up one level in this thread
On May 05, 2004 at 11:48:58, Afzal Siddique wrote: >[D] 8/1PK1k3/4r1p1/8/8/8/R7/8 b - - 2 58 > >takes Ruffian 105 jus over 2 hrs to mate mate in 15..(without tbs) > >Afzal First of all, I assume you mean mate for White. Here is what CM_SKR says on an AMD 2500, finding Mate in 13 for White in just under 7 minutes (without tbs): Time Depth Score Positions Moves 0:00 1/3 12.29 633 58...Rb6 59.Kxb6 Ke6 60.b8=Q 0:00 1/3 7.55 948 58...g5 59.b8=Q Kf6 60.Rg2 0:00 1/3 3.84 1409 58...Re4 59.Rc2 Rb4 60.b8=Q Rxb8 61.Kxb8 0:00 1/4 6.64 2539 58...Re4 59.Rb2 Rc4+ 60.Kb6 Rb4+ 61.Rxb4 0:00 1/4 6.63 3177 58...Re3 59.Rb2 Rc3+ 60.Kb6 Rb3+ 61.Rxb3 0:00 1/4 6.62 3808 58...Re1 59.Rb2 Rc1+ 60.Kb6 Rb1 61.Rxb1 0:00 1/5 6.62 6220 58...Re1 59.Rb2 Rc1+ 60.Kb6 Rb1 61.Rxb1 0:00 1/6 7.50 13343 58...Re1 59.Rb2 Rc1+ 60.Kb6 g5 61.b8=Q g4 62.Qe5+ Kf7 0:00 1/7 7.72 39864 58...Re1 59.Rb2 g5 60.b8=Q Kf7 61.Rg2 Rc1+ 62.Kd6 Kg6 0:01 1/8 8.04 143903 58...Re1 59.Rb2 Kf7 60.b8=Q Rf1 61.Kd6 Kg7 62.Qc7+ Kh6 63.Rg2 0:01 1/8 7.90 161556 58...Re4 59.Rb2 g5 60.b8=Q Kf7 61.Rf2+ Rf4 62.Kc6 Rxf2 63.Qa7+ Kg6 64.Qxf2 0:01 2/9 8.23 366813 58...Re4 59.Rb2 Rc4+ 60.Kb6 Rf4 61.b8=Q Rf5 62.Re2+ Kf7 63.Qd6 Kg7 0:02 2/9 8.12 415571 58...Re1 59.Rb2 Kf7 60.b8=Q Rf1 61.Qb3+ Kf8 62.Qe6 Kg7 63.Rg2 Rf6 0:04 3/10 8.30 957355 58...Re1 59.Rb2 Kf7 60.b8=Q Rc1+ 61.Kb6 Rf1 62.Qc7+ Kf8 63.Qc5+ Kg7 64.Qe5+ Kg8 65.Kc5 Rc1+ 66.Kd4 0:08 4/11 8.82 2344028 58...Re1 59.Rb2 Rc1+ 60.Kb6 Kf7 61.b8=Q Rf1 62.Qc7+ Kf8 63.Qh7 g5 64.Qh6+ Kf7 65.Qxg5 Rf3 0:26 5/12 12.45 7929283 58...Re1 59.Rb2 Rc1+ 60.Kb6 Kf7 61.b8=Q Rf1 62.Qc7+ Kf6 63.Qc3+ Kf7 64.Qc4+ Kg7 65.Qxf1 g5 66.Qf5 1:12 6/13 12.76 22210450 58...Re1 59.Rb2 Rc1+ 60.Kb6 Kf7 61.b8=Q Rf1 62.Qc7+ Kf6 63.Qc3+ Kf7 64.Qc4+ Kf8 65.Qxf1+ Kg7 66.Rf2 Kh6 67.Qh3+ Kg7 68.Qe6 2:06 7/14 13.56 40747577 58...Re1 59.Rb2 Rc1+ 60.Kb6 Kf7 61.b8=Q Rf1 62.Qc7+ Kf6 63.Qc3+ Kf7 64.Qc4+ Kf8 65.Qxf1+ Kg7 66.Qf4 Kg8 67.Qf6 g5 68.Qxg5+ Kf7 6:57 8/15 Mate13 147041646 58...Re1 59.Rb2 Rc1+ 60.Kb6 Kf7 61.b8=Q Rf1 62.Qc7+ Kf6 63.Qc3+ Kf7 64.Qc4+ Kf8 65.Qxf1+ Kg7 66.Qf4 Kg8 67.Rf2 Kh7 68.Qh4+ Kg8 69.Qd8+ Kg7 70.Qf8+ Kh7 71.Rh2# jm
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.