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Subject: Re: Deep Blue versus Deep Thought - a missing position

Author: Uri Blass

Date: 08:14:06 08/31/01

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On August 31, 2001 at 11:11:29, Uri Blass wrote:

>On August 31, 2001 at 10:56:24, John Merlino wrote:
>
>>On August 30, 2001 at 09:36:26, Uri Blass wrote:
>>
>>>On August 30, 2001 at 07:45:34, Kim Roper Jensen wrote:
>>>
>>>>Hi
>>>>
>>>>If my memory(heavily fragmented) serves me well there was some games, where the
>>>>DB played against DT, and in one of them DB "announced" mate in 18, a very
>>>>complicated position where the mate consisted of quiet moves and some
>>>>counterchecks.
>>>>
>>>>Are there anyone that have this position ?? Or is my memory corrupted  ??? :)
>>>>
>>>>With regards
>>>
>>>I know of no public games between DB and DT.
>>>
>>>I had a mate in 18 against abir har aven
>>>when no commercial program can see the mate and I found the mate only
>>>by going forward and backward with chessmaster
>>>that is the best in finding mates.
>>>
>>>chessmaster6000(ss=10)could not find the mate in a few hours
>>>on PIII850 and it means that probably no program can do it
>>>in a reasonable time.
>>>
>>>I posted the position some weeks ago and yace also could see the mate
>>>after going forward and backward but not from the root position.
>>>
>>>Uri
>>
>>This is very strange, because Chessmaster 8000 (default personality) on my
>>PIII-733, has no problem and finds the mate in 18 in 2 seconds (although, for
>>some reason, it only reports the first 16 of the moves....hmmm.... I think I
>>remember Johan saying something about a PV having a maximum number of plies and
>>now I believe it is 31):
>
>
>We talk about different positions
>I talk about the position that I posted some weeks ago.
>
>Uri

I also posted it again in one of my last posts
see http://www.icdchess.com/forums/1/message.shtml?186328

Uri



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