Author: Tord Romstad
Date: 06:33:53 11/03/03
Go up one level in this thread
On November 02, 2003 at 15:26:06, Christophe Theron wrote:
>In the same vein, the following position has always been a nightmare for Tiger:
>
>[D]8/1KP5/3q2k1/8/6p1/8/8/8 b - -
>
>I am interested in results of other (amateur and commercial) programs.
My engine plays Qxc7 after 6 plies and 0.29 seconds on an Athlon 2.0 GHz. The
reason it likes Qxc7 is that I have a really big bonus for an unblocked passed
pawn on the 7th when the SEE thinks the pawn can safely advance.
1 8.31 0.00 272 Qd7
2 8.31 0.01 1593 Qd5+ Ka7 Qf7
3 8.31 0.03 5504 Qb4+ Kc6 Qc4+ Kd6 Qd4+ Kc6
4 8.30 0.09 17339 Qd5+ Kb8 Qb5+ Ka7 Qc5+ Kb8 Qb6+ Kc8 g3
5 8.31 0.20 48370 Qd5+ Kb8 Qb5+ Ka7 Qc5+ Kb7 Qb5+ Ka7
6 >= 8.31 0.21 49279 Qd5+ Kb8 Qb5+ Ka7 Qc5+ Kb7 Qb5+ Ka7
6 >= 10.17 0.29 75878 Qxc7+ Kxc7 g3 Kc8 g2 Kc7 g1Q
6 <= 10.22 0.30 82279 Qxc7+ Kxc7 g3 Kc8 g2 Kc7 g1Q Kb7 Qh1+
6 <= 10.19 0.30 84595 Qxc7+ Kxc7 g3 Kc8 g2 Kb7 g1Q Ka6 Qf1+
6 <= 10.17 0.31 86984 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Qb1+
6 10.17 0.31 86984 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Qb1+
7 >= 10.17 0.31 87530 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Qb1+
7 <= 10.17 0.36 109634 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Qb1+ Ka5
Qg1
7 10.17 0.36 109634 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Qb1+ Ka5
Qg1
8 >= 10.17 0.36 110604 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Qb1+ Ka5
Qg1
8 >= 10.19 0.36 112016 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5
8 >= 10.25 0.36 112798 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5
8 <= 10.36 0.46 157766 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5 Kc6
Qh1+
8 <= 10.34 0.54 208738 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5 Kc6
Qh1+
8 <= 10.30 0.63 262980 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5 Kc6
Qh1+
8 <= 10.25 0.73 320287 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5 Ka5
Qe1+
8 10.25 0.73 320287 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5 Ka5
Qe1+
9 >= 10.25 0.73 321574 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5 Ka5
Qe1+
9 <= 10.25 1.07 476030 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5 Ka5
Qe1+ Kb5 Qg1
9 10.25 1.07 476030 Qxc7+ Kxc7 g3 Kd7 g2 Kc6 g1Q Kb5 Kf5 Ka5
Qe1+ Kb5 Qg1
Tord
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.