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Subject: Re: Example for the potential of the new Botvinik-Makaroff-Threat-Extensions

Author: Tim Foden

Date: 07:20:26 10/02/03

Go up one level in this thread


On October 02, 2003 at 09:49:18, Grzegorz Sidorowicz wrote:

>
>>Which GLC reckons is a mate in 6 for Black...
>>
>> 10   8.642 +Mate06  19660k  Kb5 8. b4 d1=Q 9. Ke5 Qd2 10. Bc5 Kc6 11. Ke6 Qe2+
>>                               12. Be3 Qxe3#
>>
>>So I'm confused... are you saying that Nc6 is the solution, or the wrong move?
>>
>>Cheers, Tim.  :)
>
>What your program doing when in qsearch is check?
>
>Grzegorz

Nothing.  It doesn't detect checks in qsearch, it doesn't generate checks in
q-search (unless a capture causes a check).

It does, however, always extend on a check on the last ply of search, so, in
fact, the first level of q-search can never include a check.

Cheers Tim.



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