Author: Sune Fischer
Date: 15:11:45 01/26/02
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On January 26, 2002 at 17:48:00, Roy Eassa wrote: >On January 25, 2002 at 19:47:44, Dann Corbit wrote: > >>On January 25, 2002 at 19:33:24, Albert Silver wrote: >>[snip] >>>Ok, here's a question that would be interesting to answer: Take all the >>>tablebases and see what the numbers (quantity and percentile stats) of >>>non-losing moves in positions where a non-losing move exists. And if possible, a >>>breakdown of those numbers to compare between numbers of pieces on the board. >>>Just to see whether a tendency in changes of stats according to the number of >>>pieces (3-4-5-6) is detectable. >> >>A more interesting question is to see with 6 men on the board in a position that >>is somewhat complicated and can be won/lost/drawn -- what percentage of moves by >>super GM's are not mistakes. I am guessing about 80-90%. It would be nice to >>have a study to find out. >> >>I suspect with 4 or 5, it's a lot higher, but you have to get that far first. > > > >Not just GMs. GMs rated 2800 (a MUCH smaller set). Might bring your 80-90% up >to 95-98%, especially if time trouble is not an issue. I remember some time ago there was a game with Shirov versus some other top guy. They had an kqkr endgame and the king+queen player was unable to win. Now that is a relative easy endgame since there's only four pieces, more imperfection with increased complexity would not be unexpected IMO. -S.
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