Author: martin fierz
Date: 21:18:02 10/16/02
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On October 16, 2002 at 22:51:14, Robert Hyatt wrote: >On October 16, 2002 at 20:35:49, martin fierz wrote: > >>On October 16, 2002 at 18:03:10, Johan De Bock wrote: >> >>>Last line of the live analysis of game 6 of Kramnik-DF: >>> >>>Mig: Btw, if white takes the bishop on a6, then b2 is a winning shot. >>> >>> >>>Isn't that funny :-) >> >>i'm not sure why that should be funny. i have seen no analysis which proves that >>the position after b2 is in fact a draw. besides, it looks completely lost, >>which is also the reason why kramnik resigned - it's quite natural to assume >>that it is lost. >>if it is in fact a draw, it is still very doubtful that kramnik would have been >>able to hold the endgame as obviously a lot of precision on the white side is >>required (unlike the famous DB-kasparov game where kasparov missed a perpetual >>check). >> >>aloha >> martin > >Why is the DB/Kasparov draw _easier_? It took a _bunch_ of us, working all >night, to >prove that Re8 led to a draw, and the line was very precise. One wrong move and >the >draw turned into a loss instantly... > >It doesn't seem that "easy_ to me... > >It wasn't so easy for Kasparov either. :) i guess i'm wrong then :-) all i remembered was that people said "kasparov missed a perpetual". and i thought i remembered that kasparov was disgusted that he missed it - but my memory is of course not very reliable :-) a perpetual is something you can calculate. in the kramnik DF potential draw, *if* it were possible for white to force that RPP-QP drawn endgame, then it would be "easy" in the sense that you can find it at some point, and once you have found it it's game over again. however, if white cannot force that endgame, then he has to defend RR-QN+passed-pawn, with great accuracy. why is one easier than another? because once you see the perpetual, you see it and it's a draw - and you cannot lose any more. defending a possibly tenable but inferior position on the other hand is *never* over. the computer will torture you for 50 or 100 moves (assuming you cannot get into this drawn RPP-QP endgame), and any slip will lose the game. aloha martin >> >>>http://www.fritz7.de/bahrain/english/
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