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Subject: Re: Simple position - no understanding for many chess programs

Author: J. Wesley Cleveland

Date: 12:39:41 02/18/02

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On February 14, 2002 at 18:58:01, J. Wesley Cleveland wrote:

>On February 14, 2002 at 17:01:58, Dann Corbit wrote:
>
>>On February 14, 2002 at 10:44:56, Hans van der Zijden wrote:
>>[snip]
>>>You are right. Fritz7 on my Athlon 1200 needs 20 ply in 2 seconds to see it is
>>>better not to take on e6.
>>
>>Now how long does it take:
>>
>>[D]r7/3k2p1/3bqpPp/p1p1pP1P/PpPpP3/1P1P4/4K3/8 w - -
>
>crafty sees that taking on e6 is bad at ply 13 (38 secs on my slow machine) and
>sees at ply 14 that black can sac the queen for a pawn and win.

It appears that taking on e6 is "better", as it is mate in 12, while not taking
is mate in 11 (so says crafty at ply 19).



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