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Subject: Re: Good Test......QxN+....wins..!

Author: Ricardo Gibert

Date: 10:36:38 01/02/03

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On January 02, 2003 at 13:27:16, Art Basham wrote:

>Thanks, but i am not sure if any program can find it..
>i remember that the solution was rather difficult...
>
>I was just wondering how long it would take a program to find..
>1. QxN+...etc.


Ruffian finds it at depth 13 (1:41 on an old 800mhz athlon)


>
>
>++++++++++++++
>
>On January 02, 2003 at 13:02:08, Drexel,Michael wrote:
>
>>On January 02, 2003 at 12:47:12, Art Basham wrote:
>>
>>>White mates if ....black plays KxQ...
>>>
>>>[D]1r4r1/3q1npk/2b1pbnp/Rp1p4/1N1P3P/2PQ1pP1/1K3B2/5B1R w - - 0 1
>>>
>>>I do not remember the solution, but the white rook at a5
>>>is brought back to a1 to mate the black King in about 8 or 9 moves..etc.
>>>I lost the solution..sorry...:-)
>>>Art
>>
>>are you searching for this?
>>1. Qxg6+ Kxg6 2. Bd3+ Kh5 3. g4+ Kxg4 4. Rg1+ Kh3 5. Bf1+ Kh2 6. Bg3+ Kxg1 7.
>>Ra1 :-)
>>it takes me about one minute with a little help of my friend Fritz.
>>I guess no program is able to find that. am I wrong?



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