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Subject: Re: JAFM's interesting pawn endgame test position:

Author: Dave Gomboc

Date: 22:36:28 10/01/01

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On October 01, 2001 at 21:45:44, Dann Corbit wrote:

>On October 01, 2001 at 21:39:41, Dann Corbit wrote:
>
>>On October 01, 2001 at 21:20:08, Bruce Moreland wrote:
>>
>>>On October 01, 2001 at 15:30:41, Dann Corbit wrote:
>>>
>>>>On October 01, 2001 at 15:18:44, Bruce Moreland wrote:
>>>>
>>>>>To be fair, this is because it thought g4 was also a draw.  If Yace thought
>>>>>that, too, there isn't a difference.
>>>>>
>>>>>I'm not trying to apologize for Crafty, but it is dangerous to assume that just
>>>>>because one program chose the fork in the road that did not lead to an army of
>>>>>demons, it means that it could see them.
>>>>>
>>>>>Maybe it saw them, I don't know.
>>>>
>>>>Of course, every good program will shine on some position and not do as well on
>>>>others.
>>>>
>>>>How does Ferret do on this one?  The machine I used was 950 MHz Athlon for
>>>>comparison.
>>>
>>>It took 35 seconds on a dual 1.2 ghz machine, with tables (but not KPP vs KP).
>>>The score was 0.00.  Without tables it's been going for a while and hasn't found
>>>it yet.
>
>I am curious about why you don't have kppkp.  It's only 50 megabytes:
>05/10/2000  12:00a          34,118,774 kppkp.nbb.emd
>05/10/2000  12:00a          28,762,929 kppkp.nbw.emd

AFAIK Bruce uses his own code for tablebases.  Perhaps he didn't generate KPPKP
due to en passant issues.

Dave



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