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Subject: Re: Funny position !!!

Author: John Merlino

Date: 14:42:55 12/04/03

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On December 04, 2003 at 10:02:15, Slater Wold wrote:

>On December 04, 2003 at 02:14:07, John Merlino wrote:
>
>>On December 03, 2003 at 22:52:41, Thanasis wrote:
>>
>>>Would you like to see a funny position tha kills every engine !!!!!!!!
>>>
>>>:)  :)  :)  :)  :)  :)  :)  :) :)  :)  :)  :)  :)  :)  :)  :)  :)  :)  :)  :)
>>>
>>>
>>>[D]brqqqqqk/B6q/R6q/Q2Nn2q/Q2nN2q/Q6r/Q6b/KQQQQQRB w - - 0 1
>>
>>Well, not every engine. Here's what CM9000 (SKR personality) says on a P4-2.4:
>>
>>Time	Depth	Score	Positions	Moves
>>0:00	1/3	6.31	21633		1.Rxg8+ Qfxg8 2.Rxh6 Rxb1+ 3.Kxb1
>>					Qxc1+ 4.Qaxc1 Q5xh6 5.Qaxd4 Qxe1
>>					6.Qaxe1
>>0:00	1/4	6.31	94040		1.Rxg8+ Qfxg8 2.Rxh6 Rxb1+ 3.Kxb1
>>					Qxc1+ 4.Qaxc1 Q5xh6 5.Qaxd4 Qxe1
>>					6.Qaxe1
>>0:06	1/5	6.39	699542		1.Rxg8+ Qfxg8 2.Rxh6 Rxb1+ 3.Kxb1
>>					Q5xh6 4.Qxh4 Qcxc1+ 5.Qaxc1 Qxa5
>>					6.Qxa5 Rxh4 7.Qxd4
>>0:46	1/6	4.30	5570466		1.Rxg8+ Qfxg8 2.Bxb8 Rxa3 3.Qcxa3
>>					Qxe1 4.Qfxe1 Qxa4 5.Qdxa4 Bxd5
>>					6.Rxh6 Q7xh6
>>7:23	1/7	5.30	54989191	1.Rxg8+ Qfxg8 2.Bxb8 Rxa3 3.Qcxa3
>>					Qxd1 4.Qaxd1 Qxa5 5.Rxh6
>>
>>jm
>
>CM has always been good at these 'abnormal' positions.
>
>These kill most move generators.

The CM GUI shields The King engine from any illegal position, but I suspect
Johan has had to work quite hard to ensure that his engine can handle any legal
position that a typical CM user (or CCC poster) might throw at it. :-)

jm



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