Author: George Tsavdaris
Date: 08:38:41 02/04/06
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On February 04, 2006 at 11:21:09, Manfred Rosenboom wrote: >3b3r/3P1P2/3K4/4P3/7P/3k4/8/8 b - - 0 67 > >Did you use the most recent Rybka 1.01 Beta13b ? > Which tablebases do you have? I have installed only some 5 TB's and all 4,3 and Rybka13b finds Ke4 after 2:22 but with a much different analysis of yours. Also it finds the mate after 6 minutes! Analysis by Rybka 1.01 Beta 13b 32-bit: 1...Kd3-e4 ยต (-1.05) Depth: 3 00:00:00 1...Kd3-e4 = (0.18) Depth: 4 00:00:00 1...Bd8xh4 = (0.00) Depth: 4 00:00:00 1...Bd8xh4 2.e5-e6 = (-0.03) Depth: 5 00:00:00 1...Kd3-d4 2.e5-e6 -+ (-4.65) Depth: 5 00:00:00 1...Bd8-a5 2.e5-e6 -+ (-4.71) Depth: 5 00:00:00 1...Bd8-a5 2.e5-e6 Ba5-b4+ 3.Kd6-c7 -+ (-4.71) Depth: 6 00:00:00 12kN 1...Bd8-a5 2.h4-h5 Ba5-b4+ 3.Kd6-d5 Rh8-b8 -+ (-4.71) Depth: 7 00:00:00 29kN 1...Bd8-a5 2.Kd6-e7 Kd3-e4 3.Ke7-f6 Rh8-b8 -+ (-4.71) Depth: 8 00:00:00 83kN, tb=3 1...Bd8-a5 2.Kd6-e7 Kd3-e4 3.Ke7-f6 Rh8-b8 4.e5-e6 -+ (-4.71) Depth: 9 00:00:00 128kN, tb=49 1...Bd8-a5 2.Kd6-e7 Kd3-e4 3.Ke7-f6 Rh8-b8 4.e5-e6 Ba5-e1 -+ (-4.71) Depth: 10 00:00:00 239kN, tb=77 1...Bd8-a5 2.Kd6-e6 Kd3-e4 3.Ke6-f6 Rh8-b8 4.Kf6-g7 Ba5-b4 5.Kg7-f6 -+ (-4.71) Depth: 11 00:00:01 651kN, tb=221 1...Kd3-d4 2.h4-h5 Rh8-h6+ 3.e5-e6 Rh6-h8 4.h5-h6 Bd8-a5 5.Kd6-c6 Ba5-b4 6.h6-h7 Bb4-e7 -+ (-5.58) Depth: 11 00:00:01 691kN, tb=231 1...Kd3-d4 2.h4-h5 Rh8-h6+ 3.e5-e6 Rh6-h8 4.h5-h6 Bd8-a5 5.Kd6-c6 Ba5-b4 6.h6-h7 Bb4-e7 -+ (-5.58) Depth: 12 00:00:02 905kN, tb=411 1...Kd3-d4 2.h4-h5 Rh8-h6+ 3.e5-e6 Rh6-h8 4.h5-h6 Bd8-a5 5.Kd6-c6 Ba5-b4 6.h6-h7 Bb4-e7 7.Kc6-c7 Kd4-e4 -+ (-5.58) Depth: 13 00:00:03 1236kN, tb=620 1...Kd3-d4 2.h4-h5 Bd8-a5 3.Kd6-e6 Rh8-b8 4.h5-h6 Ba5-d2 5.h6-h7 Bd2-g5 6.Ke6-d6 Kd4-e4 7.Kd6-c7 -+ (-4.71) Depth: 14 00:00:05 2351kN, tb=1126 1...Bd8-a5 2.Kd6-e6 Kd3-e4 3.Ke6-f6 Rh8-b8 4.Kf6-g7 Ba5-b4 5.Kg7-f6 Bb4-c5 6.h4-h5 Bc5-f8 7.e5-e6 Rb8-a8 8.h5-h6 -+ (-5.58) Depth: 14 00:00:07 3174kN, tb=1319 1...Bd8-a5 2.Kd6-e6 Rh8-f8 3.Ke6-e7 Rf8-a8 4.h4-h5 Kd3-e4 5.Ke7-e6 Ra8-f8 6.h5-h6 Ba5-d8 7.h6-h7 Rf8-h8 8.Ke6-d6 -+ (-5.58) Depth: 15 00:00:13 5993kN, tb=2275 1...Bd8-a5 2.Kd6-e6 Rh8-f8 3.Ke6-e7 Rf8-a8 4.h4-h5 Kd3-e4 5.Ke7-e6 Ra8-f8 6.h5-h6 Ba5-d8 7.h6-h7 Rf8-h8 8.Ke6-d6 -+ (-5.58) Depth: 16 00:00:17 8123kN, tb=3746 1...Bd8-a5 2.Kd6-e6 Rh8-f8 3.Ke6-e7 Rf8-a8 4.h4-h5 Kd3-e4 5.Ke7-e6 Ra8-f8 6.h5-h6 Ba5-d8 7.h6-h7 Rf8-h8 8.Ke6-d6 -+ (-5.58) Depth: 17 00:00:23 11710kN, tb=6254 1...Bd8-a5 2.Kd6-e6 Rh8-f8 3.Ke6-e7 Rf8-a8 4.h4-h5 Kd3-e4 5.Ke7-e6 Ra8-f8 6.h5-h6 Ba5-d8 7.h6-h7 Rf8-h8 8.Ke6-d6 -+ (-5.58) Depth: 18 00:00:43 22018kN, tb=10684 1...Bd8-a5 2.Kd6-e6 Rh8-f8 3.Ke6-e7 Rf8-a8 4.h4-h5 Kd3-e4 5.Ke7-e6 Ra8-f8 6.Ke6-e7 Rf8-a8 7.Ke7-e6 Ra8-f8 8.Ke6-e7 -+ (-5.58) Depth: 19 00:02:19 66719kN, tb=21370 1...Kd3-e4 2.e5-e6 Ke4-d4 3.h4-h5 Bd8-b6 4.d7-d8Q Rh8xd8+ 5.Kd6-e7 Rd8-a8 6.h5-h6 Bb6-d8+ 7.Ke7-d6 Bd8-h4 8.e6-e7 -+ (-6.57) Depth: 19 00:02:22 68701kN, tb=24362 1...Kd3-e4 2.e5-e6 Ke4-d4 3.h4-h5 Bd8-b6 4.d7-d8Q Rh8xd8+ 5.Kd6-e7 Rd8-a8 6.Ke7-f6 Bb6-d8+ 7.Kf6-f5 Bd8-e7 8.h5-h6 -+ (-7.44) Depth: 20 00:02:31 74277kN, tb=31526 1...Kd3-e4 2.e5-e6 Ke4-d4 3.h4-h5 Bd8-b6 4.d7-d8Q Rh8xd8+ 5.Kd6-e7 Rd8-a8 6.Ke7-f6 Bb6-d8+ 7.Kf6-f5 Bd8-e7 8.h5-h6 -+ (-7.44) Depth: 21 00:02:51 84650kN, tb=41668 1...Kd3-e4 2.e5-e6 Ke4-d4 3.h4-h5 Bd8-b6 4.d7-d8Q Rh8xd8+ 5.Kd6-e7 Rd8-a8 6.Ke7-f6 Bb6-d8+ 7.Kf6-f5 Bd8-e7 8.h5-h6 -+ (-7.50) Depth: 22 00:03:28 106191kN, tb=62019 1...Kd3-e4 2.e5-e6 Ke4-d4 3.h4-h5 Bd8-b6 4.d7-d8Q Rh8xd8+ 5.Kd6-e7 Rd8-a8 6.Ke7-f6 Bb6-d8+ 7.Kf6-f5 Bd8-e7 8.h5-h6 -+ (-8.36) Depth: 23 00:04:32 139280kN, tb=108231 1...Kd3-e4 2.e5-e6 Ke4-d4 3.h4-h5 Bd8-b6 4.d7-d8Q Rh8xd8+ 5.Kd6-e7 Rd8-a8 6.Ke7-f6 Bb6-d8+ 7.Kf6-f5 Bd8-e7 8.h5-h6 -+ (-310.00) Depth: 24 00:06:01 178271kN, tb=148178
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