Author: Uri Blass
Date: 22:16:42 11/06/05
Go up one level in this thread
On November 06, 2005 at 08:55:54, Uri Blass wrote: >On November 06, 2005 at 08:45:39, William Penn wrote: > >>On November 06, 2005 at 08:20:51, Uri Blass wrote: >> >>>On November 06, 2005 at 08:17:47, Uri Blass wrote: >>> >>>>On November 06, 2005 at 07:40:43, William Penn wrote: >>>> >>>>>On second thought, after looking at my data again, I see that tablebase access >>>>>does not begin again immediately when I stop then restart the CB GUI. However it >>>>>restarts after awhile, after the mate in 33 is found. Your analysis times are >>>>>very short, maybe too quick to find the mate in 33. Try letting it run longer. >>>>>As for whether this is a bug, I don't know, maybe just the sort of quirk that >>>>>can be expected with blitz speeds. >>>>>WP >>>> >>>> >>>>No >>>> >>>>You should try to analyze for less time before restarting the search in order to >>>>reproduce the bug. >>>> >>>>Uri >>> >>>In second thought something is different and I see that your fruit see the mate >>>at smaller depth. >>> >>>Do you use the default parameters? >>> >>>Uri >> >>Yes, I use the default engine option settings for Fruit 2.2.1. >> >>My computer is tied up again with a long analysis so it will be awhile before I >>can test anything again!? >>WP > > >Note only that I used 512 mbytes and it seems that you use 704 mbytes >I may test later with the same hash to see if the bug is hash dependent when I >have access to the same machine > >Uri I founf that the hash has no effect and I think that the main problem is that I have not part of the 5 piece tablebases. For example I have not KPPP vs K that may help so my fruit need some more plies to find the same mate. My guess is that not having the KPPP vs K tablebases is the main reason that my fruit needs more time to find the mate. Here is my analysis New game, 10'/40+10'/40+10'/40 k7/4p3/4p3/8/8/3P1P2/5P2/K7 w - - 0 1 Analysis by Fruit 2.2.1: 1.Kb2 ± (1.08) Depth: 1/1 00:00:00 1.Kb2 Kb7 ± (0.80) Depth: 2/2 00:00:00 1.Kb2 Kb7 2.Kc3 ± (0.84) Depth: 3/3 00:00:00 1.Kb2 Kb7 2.Kc3 Kc6 ± (0.80) Depth: 4/4 00:00:00 1.Kb2 Kb7 2.Kc3 Kc6 3.Kd4 ± (0.84) Depth: 5/6 00:00:00 1.Kb2 Kb7 2.Kc3 Kc6 3.Kd4 Kd6 ± (0.92) Depth: 6/7 00:00:00 1.Kb2 Kb7 2.Kc3 Kc6 3.Kd4 Kd6 4.Ke4 ± (0.72) Depth: 7/8 00:00:00 1kN 1.Kb2 Kb7 2.Kc3 e5 3.Kb3 Kc6 4.Kc4 Kd6 ± (0.80) Depth: 8/10 00:00:00 3kN 1.Kb2 Kb7 2.Kc3 Kc6 3.Kd4 Kd6 4.f4 Kc6 5.Ke4 ± (0.84) Depth: 9/12 00:00:01 6kN 1.Kb2 Kb7 2.Kc3 Kc6 3.Kd4 Kd6 4.f4 Kc6 5.Ke5 Kd7 ± (1.04) Depth: 10/13 00:00:01 13kN, tb=2 1.Kb2 Kb7 2.Kc3 Kc6 3.Kd4 Kd6 4.f4 Kc6 5.Ke5 Kd7 6.Kd4 ± (0.84) Depth: 11/14 00:00:01 18kN, tb=4 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kxf4 ± (1.10) Depth: 12/16 00:00:01 29kN, tb=4 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 e6 7.Kc5 Kxf4 ± (1.10) Depth: 13/17 00:00:01 43kN, tb=4 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 e6 7.Kc5 Kxf4 ± (1.10) Depth: 14/18 00:00:01 65kN, tb=5 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.f3+ Kxf4 ± (1.10) Depth: 15/20 00:00:01 99kN, tb=6 1.Kb2 Kb7 2.Kc3 Kc6 3.Kd4 Kd6 4.f4 Kc6 5.Ke5 Kd7 6.d4 Kc7 7.Kxe6 Kd8 8.f5 Ke8 +- (1.66) Depth: 16/21 00:00:02 169kN, tb=9 1.Kb2 Kb7 2.Kc3 Kc6 3.Kd4 Kd6 4.f4 Kc6 5.Ke5 Kd7 6.d4 Kc7 7.Kxe6 Kd8 8.f5 Ke8 9.Ke5 +- (1.58) Depth: 17/23 00:00:02 264kN, tb=12 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kd4 e6 8.Ke3 Kg6 9.Ke4 Kf7 +- (2.06) Depth: 18/24 00:00:02 410kN, tb=21 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kd4 e6 8.Ke3 Kg6 9.Ke4 Kf7 10.f5 +- (1.96) Depth: 19/25 00:00:02 592kN, tb=54 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kd4 Ke6 8.Ke4 Kd7 9.f5 Ke8 10.f6 exf6 11.exf6 +- (2.53) Depth: 20/26 00:00:02 840kN, tb=120 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kd4 Kg6 8.Ke4 Kg7 9.f5 Kf7 10.f4 Kg7 11.Kd4 +- (2.48) Depth: 21/28 00:00:02 1193kN, tb=198 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kd4 Kg6 8.Ke4 Kg7 9.f5 Kf7 10.Kd5 Ke8 11.f6 exf6 12.exf6 +- (2.56) Depth: 22/28 00:00:03 1429kN, tb=423 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kd4 Ke6 8.Ke4 Kd7 9.f5 Ke8 10.f6 e6 11.f4 Kf7 12.f5 +- (2.89) Depth: 23/30 00:00:03 1883kN, tb=727 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.Kc6 Kf5 9.Kd7 e6 10.Kd6 Kg6 11.Kxe6 Kh6 12.f5 Kg5 +- (4.09) Depth: 24/35 00:00:03 3003kN, tb=2011 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.Kc6 Kf5 9.Kd7 e6 10.Kd6 Kg6 11.Kxe6 Kh5 12.Ke7 Kg4 13.e6 Kxf4 +- (7.98) Depth: 25/36 00:00:04 4380kN, tb=3564 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.Kc6 Kf5 9.Kd7 e6 10.Kd6 Kg6 11.Kxe6 Kh5 12.Kf6 Kg4 13.e6 Kxf4 +- (7.95) Depth: 26/36 00:00:04 5624kN, tb=5247 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.Kc6 Kf5 9.Kd7 e6 10.Kd6 Kg6 11.Kxe6 Kh5 12.Kd7 Kg4 13.e6 Kf3 14.e7 Kxf4 +- (12.03) Depth: 27/42 00:00:08 13396kN, tb=6405 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.Kc6 Kf5 9.Kd7 Kg6 10.Kxe7 Kf5 11.e6 Kg4 12.Kd6 Kf5 13.e7 Kf6 14.e8Q Kg7 15.Qe5+ Kf7 16.Qe6+ Kg7 +- (12.01) Depth: 28/42 00:00:09 14481kN, tb=8391 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.Kc6 Kf5 9.Kd7 Ke4 10.Ke6 Kd4 11.Kxe7 Kd5 12.f3 Kc6 13.e6 Kc7 14.Kf7 Kc6 15.e7 Kd7 +- (12.24) Depth: 29/48 00:00:31 58662kN, tb=11169 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.Kc6 Kf5 9.Kd7 Ke4 10.f3+ Kd4 11.Kxe7 Ke3 12.Kd6 Kd4 13.e6 Ke3 14.f5 Kf4 15.f6 Kf5 16.Ke7 +- (14.10) Depth: 30/54 00:01:26 152492kN, tb=17389 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kc5 Ke4 8.Kc6 e6 9.Kd7 Kd5 10.f5 Kd4 11.Kxe6 Kc5 12.Ke7 Kc6 13.e6 Kd5 14.f6 Ke4 15.f7 Ke5 16.Kd7 Kf6 +- (18.02) Depth: 31/54 00:01:59 208613kN, tb=21795 1.Kb2 Kb7 2.Kc3 e5 3.d4 Kc6 4.dxe5 Kd5 5.f4 Ke4 6.Kc4 Kf5 7.Kd4 Kxf4 +- (#33) Depth: 32/65 00:03:21 311223kN, tb=36486 (, 07.11.2005) Uri
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