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Subject: Re: Nolot suite

Author: Bruce Moreland

Date: 09:02:07 10/15/99

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On October 15, 1999 at 10:05:10, Jeremiah Penery wrote:

>On October 15, 1999 at 03:25:00, Shep wrote:
>
>>On October 14, 1999 at 15:14:28, Jeremiah Penery wrote:
>>
>>
>>>Most programs can find at least a couple of them (#11, maybe #10, some may find
>>>#3, but probably for 'positional' reasons.  #1 and #5 are possible, but a bit
>>>more difficult, and would probably take longer.) in reasonable time.  Maybe even
>>>in 10 minutes.
>>
>>Many programs find #1 in under 10 minutes. Chessmaster 5555 finds #2 in under 6
>>hours on a P6-233 (but I don't know how much under) with a correct score.
>
>When these programs find #1, do they choose Nxh6 only for a very small
>positional reason (instead of choosing Qd4 or some other move)?  Do they
>actually find that this move is winning?  I think the key move to position #1 is
>after 1. Nxh6 c3, and the move is 2. Nf5.  IMO, this position isn't solved
>unless A) 2. Nf5 is found and B) a winning score is returned for white.
>Otherwise, the engine will play 1. Nxh6 and still lose, therefore defeating the
>purpose of finding the 'brilliant' move.
>
>That's a nice result from CM5555 on position #2.  I know DT2 solved this one in
>a couple minutes, with correct score, but we can hardly expect to match their
>results for this test. :)
>
>Jeremiah

I think there are several programs that get Nolot 2 in a few minutes.

bruce




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