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Subject: Re: Problem with kpppkp 6man EGTB

Author: Robert Hyatt

Date: 15:36:03 02/05/05

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On February 05, 2005 at 10:32:25, Barry Culp wrote:

>On February 05, 2005 at 10:13:47, Robert Hyatt wrote:
>
>>On February 05, 2005 at 09:27:08, Barry Culp wrote:
>>
>>>Has anyone been able to successfully use the new 6man EGTB kpppkp from Hyatt's
>>>UAB site ?
>>>
>>>I have downloaded this set twice and when I use Deep Fritz8 it doesnt recognize
>>>king and 3 pawns vs king and pawn. I have downloaded many 6 man EGTBs from
>>>Hyatt's site and they are all working except this one set.
>>>
>>>kpppkb, kpppkn, kbppkb, kbbpkq, krppkq, kqppkq ..all of these work fine with
>>>DF8. Its only the the kpppkp set that I am having trouble with.
>>>
>>>Again my question is ..has anyone been able to successfully use the kpppkp set?
>>>
>>>Barry
>>
>>
>>Your only choice that I know of is Crafty for the moment.  The probe code has
>>changed a bit to handle the new tables.  Old versions of chess programs can't
>>use the new files.
>
>
>So what files on your site are considered "new" ??. I thought kpppkb, kpppkn,
>and krpkrp were "new" ??  Yet I am able to use these files with DF8. Is there
>any way to tell which of the "new" files are not useable by "old" code ?


Any file where the distance to mate is > 126 or whatever fits in a one byte
signed char value.  I can't tell you right offhand which of the new files do
this, but some do and a program will crash or get bad results when using the
newer files.



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