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Subject: Re: Chess Tiger (Chess Partner interface) and tablebases

Author: Joakim Nilsson

Date: 10:52:06 10/01/01

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On October 01, 2001 at 11:46:23, Christophe Theron wrote:

>On September 30, 2001 at 23:59:00, James T. Walker wrote:
>
>>On September 30, 2001 at 20:47:50, Christophe Theron wrote:
>>
>>>On September 30, 2001 at 19:37:34, James T. Walker wrote:
>>>
>>>>On September 30, 2001 at 19:22:44, Christophe Theron wrote:
>>>>
>>>>>On September 30, 2001 at 13:57:32, Joakim Nilsson wrote:
>>>>>
>>>>>>If i dl the 6-piece tablebases will Chess Tiger be able to access them?I need to
>>>>>>know if it works before i dl all that :-) It takes some time...
>>>>>>/Jocke
>>>>>
>>>>>
>>>>>
>>>>>You can start to download them now.
>>>>>
>>>>>Chess Tiger 14 does not use the 6-men tablebases (it stops at 5 men), but at the
>>>>>time you have downloaded them there will be Tiger 15 available, which will use
>>>>>them.
>>>>>
>>>>>
>>>>>
>>>>>    Christophe
>>>>
>>>>Hello Christophe,
>>>>I'm sorry if I gave out the wrong information.  I have only downloaded one  of
>>>>the 6 man tablebases (KBBKBN) and Chess Tiger 14.0 appears to use it. ??
>>>>Jim
>>>
>>>
>>>
>>>The engine only uses the 5-men tablebases. Most probably the search quickly
>>>reaches 5-men positions, and the TB accesses you see are on the 5-men TBs.
>>>
>>>
>>>    Christophe
>>
>>Hello Christophe,
>>With the following position here is what happens:
>>[D]1n2kb2/8/8/8/8/8/8/2B1KB2 w - - 0 1
>>
>>I get this in the statistics box:
>>
>>Score: 0.00 depth 43
>>Bb5+
>>
>>If I clear out the path to the six man tablebase(KBBKBN) I get the normal search
>>statistics.  Of course I only have this one 6man tablebase.
>>
>>00:00:00.5	0.76	9	266053	Ke2 Nd7 Kd3 Bc5 Bf4 Ke7 Bg2 Nf6 Bc6
>>
>>Jim
>
>
>
>Well now I'm very puzzled...
>
>In the source code of the Nalimov TB code I can see that only access to the 5
>men TB is activated. I do not understand.
>
>Your example clearly shows that they are activated.
>
>So I must be wrong when I say that they are not... That's good news! :)
>
>
>
>    Christophe

Wow thats nice.Started downloading them right away :-)
/Jocke



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