Author: Andrew Williams
Date: 08:28:51 06/10/02
Go up one level in this thread
On June 10, 2002 at 06:42:47, Uri Blass wrote: >On June 10, 2002 at 05:43:57, Peter McKenzie wrote: > >>On June 10, 2002 at 03:20:45, Uri Blass wrote: >> >>>On June 09, 2002 at 18:01:47, Peter Kappler wrote: >>> >>>>On June 09, 2002 at 03:34:26, Uri Blass wrote: >>>> >>>>>On June 09, 2002 at 00:28:44, Peter Kappler wrote: >>>>> >>>>>>On June 08, 2002 at 23:47:41, Will Singleton wrote: >>>>>> >>>>>>>[D]4Q3/1q3ppk/2Nb4/1p4pb/2n5/2P4P/1P3PP1/R5K1 b - - >>>>>>> >>>>>>>Amateur 2 plays Qc7 at 70 sec. The first amateur program who can beat this >>>>>>>time, or find a better move, gets a copy of Hsu's new book, when available. >>>>>>>Must be submitted by the author. >>>>>>> >>>>>> >>>>>>Grok switches from Nxb2 to Bc5 after 50 seconds, and starts returning a >>>>>>drawscore at ply 10. Don't know if Bc5 is better than Qc7... >>>>>> >>>>>> 5 13 1.562s 152296 98knps Nxb2 g4 Bg6 Ra8 Kh6 Qh8+ Bh7 >>>>>> 5 13 1.572s 153126 97knps Nxb2 g4 Bg6 Ra8 Kh6 Qh8+ Bh7 >>>>>> 6 13 1.743s 190077 109knps Nxb2 g4 Bg6 Ra8 Kh6 Qh8+ <h1> >>>>>> 6 13 2.814s 419714 149knps Nxb2 g4 Bg6 Ra8 Kh6 Qh8+ <h1> >>>>>> 7 5 5.017s 956621 191knps Nxb2 Ra8 g4 Ra7 Qb6 hxg4 Nd3 >>>>>> 7 5 7.932s 1629265 205knps Nxb2 Ra8 g4 Ra7 Qb6 hxg4 Nd3 >>>>>> 8 11 10.585s 2267711 214knps Nxb2 Ra8 g4 Ra7 Qb6 hxg4 Bg6 Qd7 >>>>>> 8 11 14.411s 3262810 226knps Nxb2 Ra8 g4 Ra7 Qb6 hxg4 Bg6 Qd7 >>>>>> 9 -1 50.322s 13361462 266knps Bc5 Ra8 Qc7 Qh8+ Kg6 Rg8 f5 b4 Bd6 Rc8 >>>>>> 9 -1 80.095s 20862554 260knps Bc5 Ra8 Qc7 Qh8+ Kg6 Rg8 f5 b4 Bd6 Rc8 >>>>>> 10 0 119.101s 32176831 270knps Bc5 Ra8 Qc7 Qh8+ Kg6 Rg8 Bxf2+ Kxf2 >>>>>>Qf4+ Kg1 Qc1+ Kh2 Qf4+ <h2> >>>>>> >>>>>>Hardware: AMD 1.4 GHz >>>>>> >>>>>>-Peter >>>>> >>>>> >>>>>I only know that Grok did not find it for a tactical reason. >>>>> >>>> >>>>All I know is that Grok failed low while searching Nxb2 at depth 9. I don't >>>>know how you can be so certain that it didn't see a tactical problem with the >>>>move. >>>> >>>>-Peter >>> >>>I thought based on the scores that it did not see a tactical problem with that >>>move but now when I check it again I seee that Grok has no score at depth 9 for >>>Nxb2 so it simply hides information from me in it's pvs. >>> >>>Grok is not one of the top programs and it is weaker than movei so I suspect >>>that if movei need some minutes to fail low for tactical reasons then it means >>>that Grok need more time. >> >>Grok weeker than movei? Based on what evidence exactly? >>I suspect the opposite is true. > >I remebered another program with similiar name to Grok that is clearly weaker >than Movei based on tournaments. Greko >see http://www.geocities.com/lyapko/lg200205.htm for a tournament when both >programs played. > >I simply confused between the 2 programs. > >It is possible that you are right that Grok is better than Movei because I know >nothing about Grok. > >Uri Grok is a very tough customer. Here is its ICC record: http://www.chessclub.com/cgi-bin/finger/finger.pl?handle=grok Andrew
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