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Subject: Re: blast from the past (mate-in 12?)

Author: Terry McCracken

Date: 00:47:34 01/28/06

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On January 28, 2006 at 01:33:02, Terry McCracken wrote:

>On January 28, 2006 at 00:46:48, Mike Byrne wrote:
>
>>"I will be amazed if any general purpose program (or even most GM's) can find
>>it."
>>
>>
>>http://chessprogramming.org/cccsearch/ccc.php?art_id=83843
>>
>>
>>FEN: [d]2r3k1/5ppp/7r/Q7/3P1p2/1N3Pnq/PP3K1P/R5R1 b - - 0 1
>>
>>Rybka 1.01 Beta 13b:
>>   3	00:00	       1.368	0	+4.73	1. ... Qe6
>>   3	00:00	       3.752	0	+5.79	1. ... Ne4+
>>   4	00:00	       7.608	0	+10.30	1. ... Ne4+ 2.Ke1
>>   5	00:00	       8.568	24.371	+7.90	1. ... Ne4+ 2.fxe4 Qe3+ 3.Kf1
>>   6	00:01	      13.419	24.406	+M12	1. ... Ne4+ 2.fxe4 Qe3+ 3.Kf1 Qf3+ 4.Ke1
>>Qxe4+ 5.Kf1
>>
>>how chess programs/hardware have changed in the last 7 years!
>>
>>it might be a mate-in-11 - not sure
>
>
>It's not really that hard Mike. A GM would or should see the mate. It's no more
>than mate in 10 with tossing the pieces.
>
>1...Ne4+ 2.fxe4 Qe3+ 3.Kf1 Qf3+ 4.Ke1 Rxh2 and mate after all the useless
>checks;-)
>
>
>Terry

Ah, I checked your link, it's 6 years old:) It was Dann who thought this
position was too tough for computers or GMs back then...oppss:)

Amusing thread.



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