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Subject: Re: 44 seconds.... (was: Another tough one ...)

Author: Pete Galati

Date: 18:26:09 12/21/00

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On December 21, 2000 at 21:18:21, James T. Walker wrote:

>On December 21, 2000 at 17:06:55, Jeroen van Dorp wrote:
>
>>On December 21, 2000 at 16:03:09, Uri Blass wrote:
>>
>>>The question is if it can win with Rxh2.
>>
>>That's a valid question.
>>Remeber however it wasn't the question "will black win with this move" but "will
>>black *find* the move", and it did;
>>If Rxh2 loses badly it can also be an indication of extremely bad calculating.
>>
>>If. If.
>>
>>>If it find Rxh2 but is losing with this move against other programs then I do
>>>not consider it as a solution.
>>
>>That remark is bungling in the air a bit.
>>
>>What would be the reason for that? That statement is more speculative than the
>>one made in the original post. What is relevance of the remark? That goes for
>>anything: if the shoepolish machine starts polishing your shoes, but stops in
>>between, your shoes won't be polished and I won't consider it a shoe polish
>>machine.
>>But *why* should the shoe polish machine doesn't do it's work properly? Is there
>>any indication the shoe polish machine will stop, without seeing it working -and
>>failing- a lot of cycles?
>>
>>Based on the way a chess engine works -including CS Tal II- the chances any
>>chess program finding a winning move and winning with it are bigger than the
>>chances it finds a (*any*) winning move and still loses.
>>A winning move is in most cases the beginning of a tactical sequence and no
>>doubt an engine will calculate that right with greater chance than failing along
>>the way;
>>
>>Anyhow, regardless of your own ideas about it, my message simply stated CS Tal
>>found the move asked for in 44 seconds, what no other engine did so far.
>>
>>Jeroen ;-}
>
>CSTal-2 has been known to lose a game or two occasionally in spite of it's
>brilliant sacrificial style. :-)
>Jim

I got no experience with the program, is that "in spite of" or because of "it's
brilliant sacrificial style"??

Pete



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