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Subject: Re: Mate in 1 - but Fritz 6 needs 1 hour!!!

Author: Peter Skinner

Date: 15:08:01 08/10/00

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On August 10, 2000 at 18:01:54, Christoph Fieberg wrote:

>On August 10, 2000 at 17:46:30, Uri Blass wrote:
>
>>On August 10, 2000 at 17:22:58, Wayne Lowrance wrote:
>>
>>>On August 10, 2000 at 16:17:47, Christoph Fieberg wrote:
>...
>>>>Fritz 6 reached depth 5 after 9 hours!! (on Pentium III, 500 MHz, 32 MB Hash) He
>>>>showed 61. Dxe4 Txe4 62. dxe4 Lxc5 3. Txg4 hxg4 as best moves (+1.56 for White).
>>>>What is the best move?
>>>>
>>>>Christoph
>>>
>>>nine hours to get to depth _five_ ? hard to understand. I think something is
>>>wrong.
>>
>>It is very easy to understand.
>>If a program does a lot of extensions it need 9 hours to get to depth 5.
>>
>>The position that was posted is a position when some programs do a lot of
>>extensions  because there are a lot of possible captures.
>>
>>The position is not position from a practical game and I do not know about cases
>>when there were so many captures in a practical games.
>>
>>Uri
>
>Interesting question. What practical game had the position with the most
>possible captures?
>
>I would also dare to say that the position I invented is very close to the
>absolut maximum. Who can invent a position where Fritz would need even more time
>to reach depth 5?
>
>Christoph

My Fritz 5.32 took less than 10 seconds to find the mate, and Hiarcs took 5
seconds, Fritz 6 took 8 seconds, Junior 6 took 18 seconds, Nimzo 7.32 found it
almost immediately.

Something must be wrong with your program.



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