Computer Chess Club Archives


Search

Terms

Messages

Subject: Test position - simple endgame

Author: Kim Roper Jensen

Date: 19:16:33 01/19/02


Here is a test position with a simple endgame(for human) but a tough nut to
crack for computers ???

[D]4k3/8/8/8/8/p1p5/5PPP/1K6 w - -

here is Shredder 6 analysis, on a dual p3 1Ghz with 256MB ramEngine: Yace
by Dieter Buirssner

best move: h2-h4 time: 0:08.734 min
Engine: Shredder 6
by Stefan Meyer-Kahlen
  1.00	 0:00 	+1.16++	1.h4 Kf7 2.g4 (62) 4.1
  1.00	 0:00 	+1.37 	1.h4 Kf7 2.g4 Kg6 3.f4 (1.111) 74.0
  1.00	 0:00 	+1.59++	1.g4 Kf7 2.h4 Kf6 3.f4 Kg6 (2.228) 71.8
  1.00	 0:00 	+1.59 	1.g4 Kf7 2.h4 Kf6 3.f3 Kg7 4.h5 (3.390) 109.3
  2.00	 0:00 	+1.59 	1.g4 Kf7 2.h4 Kf6 3.f3 Kg7 4.f4 Kg8 5.h5 (4.462) 143.9
  3.00	 0:00 	+1.67 	1.g4 Kf7 2.h4 Kf6 3.f3 Kg7 4.f4 Kg8 5.h5 (5.502) 177.4
  3.00	 0:00 	+1.71++	1.h4 Kf7 2.f3 Kf6 3.f4 Kf5 4.g3 (5.926) 191.1
  3.00	 0:00 	+1.71 	1.h4 Kf7 2.f3 Kf6 3.f4 Kf5 4.g3 (5.927) 191.1
  4.00	 0:00 	+1.71 	1.h4 Kf7 2.f3 Kf6 3.f4 Kf5 4.g3 (5.936) 191.4
  5.00	 0:00 	+1.71 	1.h4 Kf7 2.f3 Kf6 3.f4 Kf5 4.g3 (5.946) 191.8
  6.00	 0:00 	+1.71 	1.h4 Kf7 2.f3 Kf6 3.f4 Kf5 4.g3 (5.956) 192.1
  7.01	 0:00 	+1.71 	1.h4 Kf7 2.f3 Kf6 3.f4 Kf5 4.g3 (5.966) 192.4
  8.01	 0:00 	+1.84 	1.h4 Kf7 2.f4 Kg8 3.g4 Kf8 4.h5 Kg7 (18.814) 75.2
  9.01	 0:00 	+1.98 	1.h4 Kf7 2.f4 Kg8 3.g4 Kf8 4.g5 Kg7 5.f5 (35.884) 57.4
 10.01	 0:01 	+2.23++	1.h4 Kf7 2.g4 Kg8 3.h5 a2+ 4.Kxa2 Kh8 5.f4 Kg7 6.g5
(61.805) 45.9
 10.01	 0:01 	+2.28 	1.h4 Kf7 2.g4 Kg8 3.h5 Kf8 4.f4 Kf7 5.g5 Kg8 (67.381) 45.8
 11.01	 0:01 	+2.33 	1.h4 Kf7 2.g4 Kg8 3.h5 Kg7 4.g5 Kf7 5.f4 Kg7 6.f5 Kg8
(100.634) 51.5
 11.02	 0:02 	+2.34++	1.g4 Kf7 2.f4 Kg6 3.f5+ Kg7 4.g5 Kh8 (110.605) 52.4
 11.02	 0:02 	+2.34 	1.g4 Kf7 2.f4 Kg6 3.f5+ Kg7 4.g5 Kh8 5.h4 Kg7 6.h5 Kg8
(117.748) 52.3
 12.01	 0:02 	+2.53 	1.g4 Kf7 2.f4 Kg6 3.f5+ Kg7 4.g5 Kg8 5.h4 Kf7 6.h5 Kg7
(157.173) 52.6
 13.01	 0:03 	+2.65 	1.g4 Kf7 2.f4 Kg6 3.f5+ Kg7 4.g5 Kg8 5.h4 Kf7 6.h5 Kg8 7.h6
(220.070) 63.1
 14.01	 0:03 	+2.85 	1.g4 Kf7 2.f4 Kg6 3.f5+ Kg7 4.g5 Kh7 5.f6 Kg8 6.h4 Kf7 7.h5
Kg8 (312.405) 81.6
 15.01	 0:04 	+3.10++	1.g4 Kf7 2.f4 Kg6 3.f5+ Kg7 4.g5 a2+ 5.Kxa2 Kf8 6.h4 Kg8
7.h5 Kf8 (399.388) 91.2
 15.01	 0:04 	+3.18 	1.g4 Kf7 2.f4 Kg6 3.g5 Kg7 4.h3 Kg6 5.h4 Kh7 6.h5 Kg8 7.f5
Kg7 8.g6 Kg8 9.f6 (466.890) 98.6
 15.02	 0:05 	+3.19++	1.h4 Kf7 2.h5 Kg8 3.f4 Kh7 4.f5 Kg7 5.g4 Kf6 6.h6 Kf7 7.g5
Kg8 8.g6 (531.737) 100.1
 15.02	 0:05 	+3.19 	1.h4 Kf7 2.h5 Kg8 3.f4 Kh7 4.f5 Kg7 5.f6+ Kxf6 6.h6 a2+
7.Ka1 c2 8.Kb2 a1Q+ 9.Kb3 c1Q (537.033) 100.7
 16.01	 0:05 	+3.27 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kg7 5.f5 Kg8 6.g5 Kg7 7.g6
a2+ 8.Kxa2 Kg8 (697.555) 121.6
 17.01	 0:07 	+3.52++	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kg7 5.f5 Kg8 6.g5 Kf7 7.f6
Ke6 (903.233) 123.5
 17.01	 0:08 	+4.00 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kg7 5.f5 Kg8 6.g5 Kf8
(1.092.586) 134.9
 18.01	 0:10 	+3.75--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.f5 Kxh5 5.f6 c2+ 6.Kc1 a2
7.Kd2 a1Q 8.f7 (1.461.966) 144.8
 18.01	 0:10 	+3.25--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.f5 Kxh5 5.f6 c2+ 6.Kc1 a2
7.Kd2 a1Q 8.f7 c1Q+ 9.Ke2 Qf1+ 10.Kd2 Qxf7 11.g4+ Kxg4 (1.511.356) 148.8
 18.01	 0:11 	+2.33 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.g6+ Kxh6 9.Kc2 a2 10.g7 a1Q 11.g8Q (2.060.995) 176.1
 18.04	 0:12 	+2.34++	1.f3 Kf7 2.f4 Kg6 3.h4 Kf6 4.h5 Kg7 (2.389.885) 185.8
 18.04	 0:13 	+2.34 	1.f3 Kf7 2.f4 Kg6 3.h4 Kf5 4.h5 Ke4 5.h6 Kd3 6.h7 a2+
7.Kxa2 c2 8.h8Q c1Q 9.Qd8+ (2.438.720) 185.3
 19.01	 0:17 	+2.10 	1.f3 Kf7 2.g4 Ke6 3.g5 Ke5 4.h3 Ke6 5.Kc1 Kf7 6.Kd1 Kg6
7.Ke2 (3.439.752) 197.9
 19.02	 0:18 	+2.11++	1.h4 Kf7 2.h5 a2+ 3.Kxa2 Ke6 (3.611.543) 195.7
 19.02	 0:19 	+2.46++	1.h4 Kf7 2.h5 a2+ 3.Kxa2 Ke6 4.g4 Kd5 5.f4 Kd4 6.Kb1 Kd3
7.Kc1 c2 8.f5 Ke2 (3.814.849) 193.6
 19.02	 0:44 	+2.46 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.h6+ Kg6
7.f5+ Kxf5 8.h7 c2+ 9.Kxc2 a2 10.h8Q Kxg5 11.Qe5+ Kh6 12.Qf6+ Kh7 13.Qf7+
(16.482.256) 374.4
 20.01	 0:44 	+2.21--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.h6+ Kg6
7.f5+ Kxf5 8.h7 c2+ 9.Kxc2 a2 10.h8Q Kxg5 11.Qe5+ Kh6 12.Qf6+ Kh7 13.Qf7+
(16.484.186) 374.3
 20.01	 0:47 	+2.21 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.h6+ Kg6
7.f5+ Kxf5 8.h7 c2+ 9.Kxc2 a2 10.h8Q Kxg5 11.Qe5+ Kh6 12.Qf6+ Kh7 13.Qf7+
(16.984.022) 355.1
 21.01	 0:56 	+2.46++	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kh7 7.f6
c2+ 8.Kxc2 a2 9.g6+ Kh6 10.Kb2 Kxh5 11.f7 Kg4 12.f8Q (18.932.409) 332.7
 21.01	 0:57 	+2.96++	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kh7 7.f6
c2+ 8.Kxc2 a2 9.g6+ Kh6 10.Kb2 Kxh5 11.f7 Kg4 12.f8Q (19.446.266) 337.1
 21.01	 0:59 	+2.96 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.g6
Kg7 8.Ka1 Kg8 9.Ka2 c2 10.Kb3 c1Q 11.Ka4 Kg7 (19.723.578) 332.5
 22.01	 1:03 	+2.71--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.g6
Kg7 8.Ka1 Kg8 9.Ka2 c2 10.Kb3 c1Q 11.Ka4 Kg7 12.f6+ Kxf6 (21.722.381) 339.8
 22.01	 1:10 	+2.21--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.g6
Kg7 8.Ka1 Kg8 9.Ka2 c2 10.Kb3 c1Q 11.Ka4 Kg7 12.f6+ Kxf6 (26.490.012) 376.4
 22.01	 1:29 	+1.20 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.Kc1 Kxg5 10.f7 a2 11.Kd1 a1Q+ 12.Ke2 (33.539.227) 373.5
 23.01	 1:58 	+0.95--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.Kc1 Kxg5 10.f7 a2 11.h7 a1Q+ 12.Kc2 Qg1 13.f8Q Qh2+ 14.Kd3
(49.519.530) 417.5
 23.01	 2:18 	+0.45--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.Kc1 Kxg5 10.f7 a2 11.h7 a1Q+ 12.Kc2 Qg1 13.f8Q Qh2+ 14.Kb3
(64.846.490) 467.2
 23.01	 2:50 	-1.50 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.Kc1 a2 10.f7 a1Q+ 11.Kc2 Qb2+ 12.Kd3 Qd2+ 13.Kc4 Kxf7 14.h7
(76.448.496) 447.4
 24.01	 3:35 	-1.75--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.Kc1 a2 10.f7 a1Q+ 11.Kc2 Qb2+ 12.Kd3 Qd2+ 13.Kc4 Kxf7 14.h7
(100.961.288) 467.9
 24.01	 3:44 	-2.25--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.Kc1 a2 10.f7 a1Q+ 11.Kc2 Qb2+ 12.Kd3 Qd2+ 13.Kc4 Kxf7 14.h7
(106.893.325) 476.6
 24.01	 3:57 	-3.01 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Kb4 (113.206.812) 477.0
 25.01	 4:32 	-3.26--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (131.561.860) 482.6
 25.01	 4:42 	-3.76--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (140.228.955) 495.7
 25.01	 7:34 	-5.98 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (263.330.504) 579.6
 26.01	12:45 	-6.23--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (516.871.946) 675.0
 26.01	20:20 	-6.68 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (891.666.865) 730.6
 27.01	42:19 	-6.93--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (1.920.052.384) 756.1
 27.01	54:05 	-7.43--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (2.466.775.089) 759.9
 27.01	68:29 	-9.75 	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8 7.h6
Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (3.060.432.876) 744.7
 28.01	87:18 	-10.00--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8
7.h6 Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (3.755.859.643) 716.9
 28.01	95:16 	-10.50--	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.f5 Kg8
7.h6 Kh7 8.f6 Kg6 9.f7 Kxf7 10.Ka2 c2 11.Kb3 c1Q 12.Ka4 (4.081.013.861) 713.8
 28.01	178:08 	-11.29	1.h4 Kf7 2.h5 Kg7 3.f4 Kh6 4.g4 Kh7 5.g5 Kg7 6.h6+ Kg6
7.f5+ Kh7 8.f6 Kg6 9.h7 Kxh7 10.f7 Kg7 11.g6 Kf8 12.Kc2 (7.720.540.804) 722.3
best move: h2-h4 time: 484:09.297 min  n/s: 729.248  CPU 198.6%  nodes:
21.184.143.667 TB: 5.116.625

Other programs that solves it faster ????

With regards
Kim




This page took 0.01 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.