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Subject: Re: "You Go, Girl!" ....with test position

Author: Uri Blass

Date: 09:29:29 11/12/04

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On November 12, 2004 at 11:59:06, Tony Werten wrote:

>On November 11, 2004 at 07:49:01, Richard Pijl wrote:
>
>>>>               10->  27.04  -1.27   1. Nxe5 Qe8 2. Be4 cxb4 3. Nxf7 bxc3
>>>>                                    4. Nh6+ Kg7 5. Bxc3+ Rf6 6. Bxf6+ Kf8
>>>>                                    7. Bxb7 Qxe2#
>>>
>>>If your mainline ends in a checkmate, with a -1.27 score, your biggest problem
>>>is not "How fast does it solve the position"
>>
>>Checkmate will always lead to a stand-pat choice in qsearch. Any move will get
>>your king taken, so better do nothing and return eval instead. :-)
>
>You've got to be joking.
>
>Ignoring checks in quiescence is already questionable, but ignoring checkmates
>is nonsens.
>
>Tony

I agree that it is a bad idea to ignore checkmate in quiescence but as far as I
know Crafty does it.

Uri



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