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Subject: Re: Help - are there 6-men tablebase showing how black“s winning?

Author: Helmut Conrady

Date: 09:43:57 05/30/01

Go up one level in this thread


On May 29, 2001 at 23:33:39, Ricardo Gibert wrote:

>On May 29, 2001 at 15:07:32, Helmut Conrady wrote:
>
>>On May 29, 2001 at 12:14:09, Ricardo Gibert wrote:
>>
>>>On May 29, 2001 at 11:14:05, Hans Christian Lykke wrote:
>>>
>>>>In a CC game I have this position.
>>>>A 6-men endgame-tablebase could show if/how/when black is winning.
>>>>But are there such a 6-men tablebase?
>>>>
>>>>[D] 8/8/1k3R2/p7/8/r6p/7K/8 b - - 0 69
>>>>
>>>>
>>>>Best regards
>>>>
>>>>Hans Christian Lykke
>>>
>>>I seriously doubt a 6-man tablebase has been created for this ending, because of
>>>the presence of the 2 pawns, since they can promote to Q, R, B or N, this
>>>encompasses too many possible 6-man endings.
>>>
>>>I'm pretty sure the position is a draw.
>>
>>Without QP-QP no 6 man TB has been created.
>>
>>Helmut
>
>
>I don't know what you mean with "QP-QP".

I meant "except"! :)

You can find a list of 6-man endings
>at: ftp.cis.uab.edu/pub/hyatt/TB

QP-QP was created by Peter Karrer from Switzerland (interesting ICCA article
some times ago) as DTM like Nalimov. Longest DTM is 117 moves. AFAIK this
database isn t publically available!

Helmut





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