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Subject: Re: tablebases questions to nalimov

Author: Sune Larsson

Date: 03:10:30 12/22/99

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On December 22, 1999 at 04:22:52, blass uri wrote:

>I tried to generate the KR vs KNP tablebases and I cannot do it because my
>computer has only 256 Mbytes in the main memory(no problem of memory in my
>harddisk).
>
>I saw that even 512 Mbytes are not enough
>
>it had no problem to generate tablebases of KQN vs KR after many hours
>and my logic says that I need more main memory for this endgame
>because in KR vs KNP tablebases it is possible to solve 48 different KRP vs KN
>tablebases based on the place of the pawn so it needs only 1/48 of the memory.
>
>It seems that the tablebases generator does not work in a smart way and instead
>of generating 48 different tablebases for the cases that there is a white pawn
>at a7 and ideas like this must generate all the positions at the same time.
>
>I have 2 questions
>
>1)Did nalimov use a machine with more than 512 Mbyes main memory to generate the
>5 men tablebases with pawns?
>
>2)Is it possible to generate the 5 men tablebases without enough main memory but
>only with enough memory in harddisk and the problem is only with the chessbase
>TB move generator?
>
>Uri

 Hello Uri!
 Maybe this is a stupid answer, but anyway, I just download the files and put
 them in my Nalimov directory...
 Sune



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