Author: Uri Blass
Date: 23:38:24 06/16/03
Go up one level in this thread
On June 16, 2003 at 23:46:15, Keith Evans wrote: >On June 16, 2003 at 23:23:41, Robert Hyatt wrote: > >>On June 16, 2003 at 02:50:49, Ricardo Gibert wrote: >> >>>On June 14, 2003 at 18:00:30, Robert Hyatt wrote: >>> >>>>On June 13, 2003 at 12:03:58, Michael Vox wrote: >>>> >>>>>http://www.clubkasparov.ru/521772350.html?462691585533321 >>>>> >>>>>One could argue chess endgame tablebases play the endgame like god, but not this >>>>>article.... >>>>> >>>>>Enjoy :) >>>> >>>> >>>>The author is an idiot. >>>> >>>>a 5 piece endgame _counts_ the two kings. He is not counting them. >>>> >>>>He really thinks he is probing what we would call a 7 piece ending, which >>>>is _years_ away from reality. >>> >>> >>>At no point in the article does he ever do as you allege. He always counts the >>>pieces correctly. >>> >>>We all make mistakes, but I don't think we should therefore brand all of >>>ourselves "idiots". Do you? He is a GM after all, so don't you think you calling >>>him an "idiot" a little extreme? >> >> >>Perhaps "computer chess idiot" would have been better? >> >>His entire article is based on incorrect information. >> >>A 5 piece position is _always_ played perfectly by a program. But when there >>are more than 5 pieces on the board, perfection goes away even when probing >>5 piece tables after captures. >> >>In his text, I get the impression he is saying position two should be played >>perfectly. Yet it has _seven_ pieces on the board. Tables work miracles, >>but they don't make the impossible possible, yet... > >Nevertheless for position 1, after 1.Bd1 Kg8 2.h7+ Kxh7 3.h6 Kg8 4.h7+ Kxh7 5.h5 >Kg8 6.h6 Kh8 7.h7 Kxh7 there are only _five_ chessmen on the board. So if he has >tablebases enabled, then what _should_ the engines return? I don't have 5-men >tablebases available, so I don't know. Is his analysis incorrect, or is he >pointing out a bug or setup problem with Junior and Fritz? He simply does not have most of the 5 piece tablebases but only part of them but for some reason the comments about position number 1 suggests that he believes that he has them. Same for position number 6. Uri
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