Author: Peter Skinner
Date: 15:54:33 07/15/03
Go up one level in this thread
On July 15, 2003 at 18:49:43, George Tsavdaris wrote: >On July 15, 2003 at 18:27:08, Peter Skinner wrote: > >>On July 15, 2003 at 15:21:17, Robert Hyatt wrote: >> >>>Here is a position reached in a game on ICC between Crafty and an >>>unnamed opponent: >>> >>>[D]8/2k2p2/7p/ppPK4/6P1/P6P/8/8 w 0 1 >> >>Tiger has this output: >> >>00:00:00.0 1.30 1 1 c6 >>00:00:00.0 1.00 1 26 c6 >>00:00:00.0 0.70 2 147 h4 b4 axb4 axb4 >>00:00:00.0 0.70 3 208 h4 b4 axb4 axb4 >>00:00:00.0 0.80 4 937 h4 a4 g5 h5 >>00:00:00.0 -0.02 5 1495 c6 b4 axb4 a4 Kc4 Kxc6 >>00:00:00.0 0.02 5 1998 Ke5 b4 axb4 axb4 Kd4 b3 >>00:00:00.0 0.12 6 2523 Ke5 b4 axb4 axb4 Kd4 b3 Kc3 >>00:00:00.0 0.12 7 3235 Ke5 b4 axb4 axb4 Kd4 b3 Kc3 Kc6 Kxb3 Kxc5 >>00:00:00.0 0.18 7 4328 c6 b4 axb4 a4 Kc4 Kxc6 b5+ Kb6 >>00:00:00.0 0.12 8 6225 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 >>00:00:00.0 -0.02 9 11178 c6 b4 axb4 a4 Kd4 Kxc6 Kc4 Kd6 b5 >>00:00:00.0 0.16 10 23435 c6 f6 Kc5 b4 axb4 a4 Kc4 Kxc6 b5+ Kb6 h4 >>00:00:00.1 0.22 11 39804 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 f6 Kd3 Kc5 >>00:00:00.1 0.22 12 55156 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 Kc5 Kd3 f6 Ke4 >>00:00:00.2 -0.01 13 92131 c6 b4 axb4 a4 Kc4 Kxc6 b5+ Kb6 Kb4 a3 Kxa3 Kxb5 Kb3 >>00:00:00.3 0.22 14 151524 c6 b4 axb4 a4 Kc4 Kxc6 b5+ Kb6 Kb4 a3 Kxa3 Kxb5 Kb3 >>Kc5 Kc3 >>00:00:00.5 0.22 15 238171 c6 b4 axb4 a4 Kc4 Kxc6 b5+ Kb6 Kb4 a3 Kxa3 Kxb5 Kb3 >>Kc5 Kc3 >>00:00:00.7 0.22 16 353994 c6 b4 axb4 a4 Kc4 Kxc6 b5+ Kb6 Kb4 a3 Kxa3 Kxb5 Kb3 >>Kc5 Kc3 >>00:00:01.2 -0.54 17 577554 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 Ke4 Kc4 Kf4 Kd4 >>Kg3 Ke5 Kxh3 Kf5 >>00:00:01.6 -0.54 18 777533 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 Ke4 Kc4 Kf4 Kd4 >>Kg3 Ke5 Kxh3 Kf5 >>00:00:02.4 -0.68 19 1169702 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 Ke4 Kc4 Kf4 >>Kd4 Kg3 Ke5 Kxh3 Kf5 Kh4 Kf4 >>00:00:04.9 -0.68 20 2339470 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 Ke4 Kc4 Kf4 >>Kd4 Kg3 Ke5 Kxh3 Kf5 Kh4 Kf4 >>00:00:08.6 -0.68 21 4062914 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 Ke4 Kc4 Kf4 >>Kd4 Kg3 Ke5 Kxh3 Kf5 Kh4 Kf4 >>00:00:16.2 -0.58 22 7750730 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 Ke4 Kc4 Kf4 >>Kd4 Kg3 Ke5 Kxh3 Kf4 Kg2 Kf5 >>00:00:33.5 -1.28 23 16081925 c6 b4 axb4 axb4 Kc4 Kxc6 Kxb4 Kd5 Kc3 Ke4 Kc4 Kf4 >>Kd4 Kg3 Ke5 Kxh3 Kf4 Kg2 Ke4 > >Again strange. I have a different analysis by Chess Tiger 14.0 and >Chess Tiger 15.0 ga and normal. Maybe you don't have KPPKP endgame >tablebase or we have different sets of tablebases. >CT14 finds the draw instantly, while CT15 in 29 seconds finds the drawing move. >--------------------------------------------------------------------------- >Analysis by Chess Tiger 14.0: > >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 > = (-0.12) Depth: 12 00:00:00 127kN, tb=1 >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 7.Kb3-c3 > = (-0.02) Depth: 12 00:00:00 174kN, tb=2 >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 7.Kb3-c3 Kc5-d5 > = (-0.02) Depth: 13 00:00:01 320kN, tb=7 >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 7.Kb3-c3 Kc5-d5 8.Kc3-d3 > = (0.00) Depth: 14 00:00:02 686kN, tb=23 >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 7.Kb3-c3 Kc5-d5 8.Kc3-d3 Kd5-c5 > = (0.00) Depth: 15 00:00:03 1122kN, tb=85 >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 7.Kb3-c3 Kc5-d5 8.Kc3-d3 Kd5-c5 9.Kd3-e4 > = (0.00) Depth: 16 00:00:06 1854kN, tb=298 >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 7.Kb3-c3 Kc5-d5 8.Kc3-d3 Kd5-c5 9.Kd3-e4 Kc5-c4 > = (0.00) Depth: 17 00:00:11 3091kN, tb=896 >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 7.Kb3-c3 Kc5-d5 8.Kc3-d3 Kd5-e5 9.Kd3-e3 Ke5-d5 10.Ke3-d3 > = (0.00) Depth: 18 00:00:20 5431kN, tb=2341 >1.Kd5-e5 Kc7-c6 2.Ke5-d4 f7-f6 3.h3-h4 b5-b4 4.a3xb4 a5xb4 5.Kd4-c4 b4-b3 >6.Kc4xb3 Kc6xc5 7.Kb3-c3 Kc5-d5 8.Kc3-d3 Kd5-e5 9.Kd3-e3 Ke5-d5 10.Ke3-d3 > = (0.00) Depth: 19 00:00:35 9317kN, tb=5471 >--------------------------------------------------------------------------- >Analysis by Chess Tiger 15.0 ga and normal: > >61.c5-c6 b5-b4 62.a3xb4 a5xb4 63.Kd5-c4 Kc7xc6 64.Kc4xb4 f7-f5 65.g4xf5 > = (0.00) Depth: 14 00:00:00 119kN, tb=26 >61.c5-c6 b5-b4 62.a3xb4 a5xb4 63.Kd5-c4 Kc7xc6 64.Kc4xb4 f7-f5 65.g4xf5 > = (0.00) Depth: 14 00:00:00 134kN, tb=29 >61.c5-c6 b5-b4 62.a3xb4 a5xb4 63.Kd5-c4 Kc7xc6 64.Kc4xb4 f7-f5 65.g4xf5 > = (0.00) Depth: 15 00:00:00 247kN, tb=58 >61.c5-c6 b5-b4 62.a3xb4 a5xb4 63.Kd5-c4 Kc7xc6 64.Kc4xb4 f7-f5 65.g4xf5 > = (0.00) Depth: 16 00:00:01 362kN, tb=111 >61.c5-c6 b5-b4 62.a3xb4 a5xb4 63.Kd5-c4 Kc7xc6 64.Kc4xb4 f7-f5 65.g4xf5 > = (0.00) Depth: 17 00:00:02 533kN, tb=205 >61.c5-c6 b5-b4 62.a3xb4 a5xb4 63.Kd5-c4 Kc7xc6 64.Kc4xb4 Kc6-d5 65.Kb4-c3 Kd5-e4 >66.Kc3-c4 Ke4-f4 67.Kc4-d5 Kf4-g3 68.Kd5-e5 Kg3xh3 69.Ke5-f4 Kh3-h4 70.Kf4-f5 > µ (-0.86) Depth: 18 00:00:03 836kN, tb=423 >61.c5-c6 b5-b4 62.a3xb4 a5xb4 63.Kd5-c4 Kc7xc6 64.Kc4xb4 Kc6-d5 65.Kb4-c3 Kd5-e4 >66.Kc3-c4 Ke4-f4 67.Kc4-d5 Kf4-g3 68.Kd5-e5 Kg3xh3 69.Ke5-f4 Kh3-h4 70.Kf4-f5 > µ (-0.86) Depth: 19 00:00:10 3126kN, tb=848 >61.Kd5-e5 Kc7-c6 62.h3-h4 b5-b4 63.a3xb4 a5xb4 64.Ke5-d4 b4-b3 65.Kd4-c3 Kc6xc5 >66.g4-g5 h6xg5 67.h4-h5 g5-g4 68.h5-h6 g4-g3 69.h6-h7 g3-g2 70.h7-h8Q g2-g1Q >71.Qh8-e5+ > µ (-1.16) Depth: 20 00:00:29 9132kN, tb=2209 >61.Kd5-e5 Kc7-c6 62.h3-h4 b5-b4 63.a3xb4 a5xb4 64.Ke5-d4 b4-b3 65.Kd4-c3 Kc6xc5 >66.g4-g5 h6xg5 67.h4-h5 g5-g4 68.h5-h6 g4-g3 69.h6-h7 g3-g2 70.h7-h8Q g2-g1Q >71.Qh8-e5+ > µ (-1.16) Depth: 21 00:00:48 15686kN, tb=3095 >61.Kd5-e5 Kc7-c6 62.h3-h4 b5-b4 63.a3xb4 a5xb4 64.Ke5-d4 b4-b3 65.Kd4-c3 Kc6xc5 >66.g4-g5 h6xg5 67.h4-h5 g5-g4 68.h5-h6 g4-g3 69.h6-h7 g3-g2 70.h7-h8Q g2-g1Q >71.Qh8-e5+ > µ (-0.92) Depth: 22 00:01:47 36131kN, tb=5191 With tablebases: 00:00:00.0 -0.74 1 8 b4 axb4 axb4 00:00:00.0 -0.74 1 26 b4 axb4 axb4 00:00:00.0 -0.74 2 74 b4 axb4 axb4 00:00:00.0 -1.16 3 201 b4 axb4 axb4 Kc4 00:00:00.0 -0.98 3 354 Kd8 c6 b4 axb4 axb4 00:00:00.0 -0.98 4 537 Kd8 c6 b4 axb4 axb4 00:00:00.0 -0.40 4 760 a4 Kd4 b4 axb4 00:00:00.0 -0.72 5 1014 a4 Kd4 b4 axb4 a3 00:00:00.0 -0.66 6 3160 a4 Kd4 Kd7 Kc3 Kc6 Kb4 00:00:00.0 -0.36 6 4871 f6 h4 a4 Kd4 b4 axb4 00:00:00.0 -0.68 7 5951 f6 h4 a4 Kd4 b4 axb4 a3 00:00:00.0 -0.64 7 7332 a4 Kd4 Kd7 Kc3 Kc7 Kb4 Kc6 00:00:00.0 -0.64 8 9375 a4 Kd4 Kd7 Kc3 Kc7 Kb4 Kc6 h4 00:00:00.0 -1.22 9 18499 a4 Kd4 Kc6 h4 f6 h5 Kd7 Kc3 Kc7 00:00:00.0 -0.16 9 24418 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 00:00:00.1 -0.16 10 30705 f6 h4 Kd7 h5 Kc7 Ke4 Kc6 Kd4 b4 axb4 axb4 00:00:00.1 -0.14 11 44895 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 00:00:00.2 -0.24 12 69550 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 h5 Kc6 00:00:00.3 0.04 13 131405 f6 h4 Kd7 h5 Kc7 Ke4 b4 a4 b3 Kd3 Kc6 Kc3 b2 Kxb2 Kxc5 00:00:00.5 0.22 14 214670 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 a4 Kc4 Kxc6 b5+ Kb6 Kb4 a3 Kxa3 Kxb5 00:00:01.0 0.22 15 376349 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 a4 Kc4 Kxc6 b5+ Kb6 Kb4 a3 Kxa3 Kxb5 00:00:01.5 0.00 16 566769 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 h5 Kc6 Kd4 Kd6 Kc4 Kc6 00:00:02.6 0.00 17 991590 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 h5 Kc6 Kd4 Kd6 Kc4 Kc6 Kd4 00:00:03.9 0.00 18 1482310 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 h5 Kc6 Kd4 Kd6 Kc4 Kc6 Kd4 00:00:06.0 0.00 19 2187731 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 g5 fxg5 00:00:10.6 0.00 20 3915046 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 g5 fxg5 00:00:18.3 0.00 21 6740744 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 g5 fxg5 00:00:39.2 0.00 22 15242595 f6 h4 Kd7 c6+ Kc7 Kc5 b4 axb4 axb4 Kxb4 Kxc6 Kc4 Kd6 g5 fxg5
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