Author: Jorge Pichard
Date: 04:57:14 02/28/01
Go up one level in this thread
On February 27, 2001 at 19:07:51, Jorge Pichard wrote: >On February 27, 2001 at 17:52:17, Enrique Irazoqui wrote: > >>On February 27, 2001 at 17:12:04, Uri Blass wrote: >> >>>On February 27, 2001 at 16:55:39, Ed Panek wrote: >>> >>>>On February 27, 2001 at 13:35:33, Enrique Irazoqui wrote: >>>> >>>>>On February 27, 2001 at 10:49:29, Uri Blass wrote: >>>>> >>>>>>On February 27, 2001 at 10:07:31, Robert Hyatt wrote: >>>>>> >>>>>>>On February 27, 2001 at 08:24:14, Jorge Pichard wrote: >>>>>>> >>>>>>>>I believe that the drawish move was Qe3! instead of the Qxc6? Can somebody >>>>>>>>post the FEN string that produce the graphical position for me. Plus I wonder >>>>>>>>what program save the draw in the shortest time possible? >>>>>>> > >You can replay game 2 of the 1997 match here: >After Qe3! QxB Re8 is the leading sequence to hold the famous Draw!!! > >http://www.research.ibm.com/deepblue/watch/html/c.html > Nimzo 8 saw the first sequence of moves but failed to solve it after 10 Hours. >Pichard > >>>>>>>None can see this. It is a 60+ ply repetition. Way beyond anything we can >>>>>>>see today. >>>>>> >>>>>>We need to test all the programs in order to say that none can see it. >>>>>> >>>>>>Some programs like dark thought are not available so we cannot know that none >>>>>>can see it. >>>>>> >>>>>>The fact that it is 60 ply repetition is not a proof that none can see it >>>>>>because programs only to need the right extensions to see the relevant 60 plies >>>>>>forward. >>>>>> >>>>>>If you are wrong then testing only one program is enough to prove it. >>>>>> >>>>>>Uri >>>>> >>>>>Deep Fritz doesn't see the draw yet after one hour, but it's getting there. Now >>>>>I am trying with Deep Shredder and I might leave one of them computing the >>>>>position overnight. >>>>> >>>>>What has been the evaluation that came closest to 0.00? >>>>> >>>>>Enrique >>>>> >>>>>Comp Deep Blue - Kasparov,G >>>>>1r6/5kp1/RqQb1p1p/1p1PpP2/1Pp1B3/2P4P/6P1/5K2 b - - 0 1 >>>>> >>>>>Analysis by DEEP FRITZ : >>>>> >>>>>45...Qxc6-- >>>>> ± (0.91) Depth: 1/3 00:00:00 >>>>>45...Qxc6-- >>>>> ± (0.91) Depth: 1/6 00:00:00 >>>>>45...Qxc6 46.dxc6 Re8 47.Ra7+ Re7 >>>>> ± (0.78) Depth: 2/8 00:00:00 >>>>>45...Qxc6 46.dxc6 Re8 47.g3 >>>>> ± (0.84) Depth: 3/10 00:00:00 >>>>>45...Qxc6 46.dxc6 Bc7 47.Ra7 Rc8 >>>>> ± (0.94) Depth: 4/10 00:00:00 2kN >>>>>45...Qxc6 46.dxc6 Bc7 47.Ra7 Rc8 48.Ke2 >>>>> ± (1.03) Depth: 5/9 00:00:00 4kN >>>>>45...Qxc6 46.dxc6 Be7 47.Bd5+ Ke8 48.c7 Rc8 49.Ra7 >>>>> ± (1.16) Depth: 6/13 00:00:00 10kN >>>>>45...Qxc6 46.dxc6 Rd8 47.Ra5 Ke7 48.Rxb5 Bc7 49.Rb7 >>>>> ± (1.37) Depth: 7/17 00:00:00 34kN >>>>>45...Qxc6 46.dxc6 Bc7 47.Ra7 Rc8 48.Rb7 Ke7 49.Ke2 Kd6 50.Rxb5 >>>>> +- (1.44) Depth: 8/17 00:00:00 76kN >>>>>45...Qxc6 46.dxc6 Bc7 47.Ra7 Rc8 48.Rb7 Ke7 49.Ke2 Kd6 50.Rxb5 >>>>> +- (1.44) Depth: 9/19 00:00:00 132kN >>>>>45...Qxc6 46.dxc6 Rc8 47.Ra5 Ke7 48.Rxb5 Rc7 49.g3 Ra7 50.Ke2 Bc7 >>>>> +- (1.56) Depth: 10/19 00:00:00 307kN >>>>>45...Qxc6 46.dxc6 Kf8 47.Ra7 Rc8 48.Rb7 Ra8 >>>>> +- (1.59) Depth: 11/24 00:00:01 1156kN >>>>>45...Qxc6 46.dxc6 Kf8 47.Ra7 Rc8 48.Rb7 Rc7 49.Rxb5 Ra7 50.Bd5 Ra1+ >>>>> +- (1.75) Depth: 12/23 00:00:01 1833kN >>>>>45...Qxc6 46.dxc6 Kf8 47.Ra7 Rc8 48.Rb7 Rc7 49.Rxb5 Ke7 >>>>> +- (1.66) Depth: 13/24 00:00:02 3093kN >>>>>45...Qxc6 46.dxc6 Kf8 47.Ra7 Rc8 48.Rb7 Rc7 49.Rxb5 Ke7 >>>>> +- (1.87) Depth: 14/27 00:00:05 6179kN >>>>>45...Qxc6 46.dxc6 Kf8 47.Ra7 Rc8 48.Bd5 Rc7 49.Ra8+ Ke7 50.Rg8 h5 51.Rxg7+ >>>>> +- (1.94) Depth: 15/29 00:00:11 13091kN >>>>>45...Qe3! >>>>> +- (1.91) Depth: 15/40 00:00:43 51310kN >>>>>45...Qe3 46.Qd7+ Kg8 47.Qxd6 Rf8 48.Bf3 Qxc3 49.Qc5 Qc1+ 50.Kf2 Qc2+ 51.Kg1 >>>>> +- (1.69) Depth: 16/42 00:01:51 135971kN >>>>>45...Qe3! >>>>> ± (1.37) Depth: 17/46 00:05:09 378813kN >>>>>45...Qe3! 46.Qxd6 Re8 47.h4 h5 48.Bf3 Qc1+ 49.Kf2 Qd2+ 50.Be2 Qf4+ 51.Kg1 >>>>> ± (1.16) Depth: 17/46 00:07:23 543340kN >>>>>45...Qe3 46.Qxd6 Re8 47.h4 h5 48.Bf3 Qc1+ 49.Kf2 Qd2+ 50.Be2 Qf4+ 51.Kg1 >>>>> ± (1.12) Depth: 18/46 00:12:07 896606kN >>>>>45...Qe3 46.Qxd6 Re8 47.h4 h5 48.Bf3 Qc1+ 49.Kf2 Qd2+ 50.Be2 Qf4+ 51.Kg1 >>>>> ± (1.00) Depth: 19/50 00:25:38 1907813kN >>>>>45...Qe3! >>>>> ² (0.69) Depth: 20/52 00:56:36 4195172kN >>>>> >>>>>(Irazoqui, Cadaqués 27.02.2001) >>>>I will leave Hiarcs 732 and also Tiger 13 overnite on a PIII 800 and an Athlon >>>>1248Mhz and see what they come up with. >>>> >>>> >>>>Ed >>> >>>I guess that they will not find the draw. >>> >>>I give yace bigger chances to find the draw. >>> >>>All the program that I know except yace are stupid when they need to see >>>repetition based on ideas of perpetual check. >> >>The King is good at that. You may want to try it. >> >>Enrique >> >>>Uri
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