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Subject: Re: a mate to solve

Author: Uri Blass

Date: 19:12:02 10/09/01

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On October 09, 2001 at 21:26:54, Slater Wold wrote:

>On October 09, 2001 at 20:09:51, Uri Blass wrote:
>
>>On October 09, 2001 at 19:52:47, Slater Wold wrote:
>>
>>>>None of these searches found a mate in ten.  So far, chest is the only tool that
>>>>found it (IIRC).
>>>
>>>
>>>In how long??
>>
>>Chest used 15961 seconds on p200 to find the mate in 10 and it should be
>>translated to less than 1 hour on fast hardware.
>
>That's _very_ respectable.
>
>>
>>Unfortunately there are programs that have no chance to find it in an hour
>>because they stop to search when they find a mate.
>
>Yes.  I cannot use ANY Chessbase engine, they stop when they find the first
>mate.
>
>>
>>The smartest program in finding mates based on my experience is chessmaster
>>but I am not sure if it can find the mate in less than an hour because I believe
>>that this is not the kind of the mate that it likes(it likes more mates when
>>there are more pieces in the board).
>
>I agree.  But I don't have ChessMaster installed.
>
>>
>>I did not test chessmaster so I may be wrong.
>
>I think it could find mate.  In how long might be another story.

You are right

Here are chessmaster6000(ss=10) results on pIII850

depth 6/11 2:51 mate in 14
depth 7/12 5:28 mate in 12
depth 8/13 9:29 mate in 11
depth 9/14 22:51 mate in 10

Uri



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