Author: Amir Ban
Date: 10:57:00 08/10/03
Go up one level in this thread
On August 09, 2003 at 19:11:16, Harald Faber wrote: >On August 09, 2003 at 05:55:43, Tony Hedlund wrote: > >>How can J8 allow game 14 to end as a draw? > > >This is no serious question, isn't it? >It has been posted and mentioned approx. 1,000,000 times. It is the problem of >incomplete tablebases. AFAIK you/SSDF uses the "Fritz Endgame Turbo". Based on >the Chessbase marketing it consists of 4 CD-roms with "the most important >endgame tablebases". Based on what you saw in this game, what many many others - >include me - have seen in similar positions, it is crap. >Let me ask you a question. If your answer is yes, do I win a price? >Here is the US-$1,000,000 question: >Are you missing at least one of these files in your tablebase-directory? > >kqbkp.nbb.emd >kqbkp.nbw.emd >kqbkn.nbb.emd >kqbkn.nbw.emd >kqbkb.nbb.emd >kqbkb.nbw.emd >kqbkr.nbb.emd >kqbkr.nbw.emd >kqbkq.nbb.emd >kqbkq.nbw.emd > > >If you had them all(!), Junior 8 would have mated. > >Don't you think it is time to consider >a) adding the missing 5-man files or >b) kick the existing 5-man? > > I don't understand this explanation. Are you able to recreate this by omitting some 5-man files ? The log doesn't show what J8 was thinking. Apparently it thought it was mating , because it played all moves in 0 seconds. I remember a long time ago that engines had 50-move rule problems due to TB handling, but not problems of walking into repetition. Amir
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