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Subject: Re: Mate in One

Author: Robert Hyatt

Date: 10:10:32 01/30/06

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On January 30, 2006 at 11:36:25, chandler yergin wrote:

>On January 30, 2006 at 11:32:18, Robert Hyatt wrote:
>
>>On January 30, 2006 at 08:49:13, Ted Summers wrote:
>>
>>>Let's hope next release will fix this!
>>>
>>>[d] 8/2Q5/8/1p3pk1/3R2b1/3K3R/4p3/3n1n2 b - - 0 1
>>>
>>>New game - Rybka 1.01 Beta 13b 32-bit,
>>>8/2Q5/8/1p3pk1/3R2b1/3K3R/4p3/3n1n2 b - - 0 1
>>>
>>>Analysis by Rybka 1.01 Beta 13b 32-bit:
>>>
>>>1...Bxh3 2.Qg7+
>>>  +-  (#7)   Depth: 1   00:00:00
>>>1...Nb2+ 2.Kc2
>>>  +-  (#8)   Depth: 4   00:00:00
>>>1...Nb2+ 2.Kc2
>>>  +-  (#8)   Depth: 4   00:00:00
>>>1...Nf2+ 2.Kc2 Nxh3 3.Qe7+ Kh5 4.Rd8 Ne3+ 5.Kb3
>>>  +-  (6.89)   Depth: 4   00:00:00
>>>1...Nf2+ 2.Kc2 Nxh3 3.Qe7+ Kh5 4.Rd8 Ne3+ 5.Kb3
>>>  +-  (#9)   Depth: 5   00:00:00
>>>1...Nf2+ 2.Kc2 Nxh3 3.Qe7+ Kh5 4.Rd8 Ne3+ 5.Kb3
>>>  +-  (#9)   Depth: 6   00:00:00  4kN
>>
>>It apparently doesn't understand the knight under-promotion here, which is an
>>instant mate...
>Please recognize it only searched for 00:00:00  4kN
>Give it some time...
>OK?


You can give it a year if it doesn't understand under-promotions.  To find a
simple mate in 1 can't take more than 218 nodes since that is the most moves one
side could have...

This isn't about time...



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