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Subject: Re: Wac or Wacnew?

Author: Robert Hyatt

Date: 17:05:04 10/11/04

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On October 11, 2004 at 15:17:20, Uri Blass wrote:

>On October 11, 2004 at 14:55:14, Pallav Nawani wrote:
>
>>
>>I was testing new version of my engine on WAC and I got a surprise:
>>Natwarlal scores 263/300 in 1 second searches and 253/300 in 10 second searches!
>>I am using 1.4Ghz athlon.
>>
>>I have read on ICC people talking about WAC busts. Are there any wrong solutions
>>in the WAC test suite? Should I switch to WACnew (assuming that it is a
>>corrected version of WAC)?
>>
>>Best regards,
>>Pallav
>
>There are cases when there is more than one solution and this is the reason for
>wacnew but if your engine scored less in WAC in 10 second search it probably has
>a bug and you should look at the positions it solved in 1 second and did not
>solve in 10 seconds in order to detect the bug.
>
>Uri


Might not be a bug either.  Might be just a case of right move, wrong reason,
and at 10 secs/move, wrong move for right reason.  IE a deeper search might
produce a different move where a shallow search produced the right move for the
wrong reason.



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