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Subject: Re: Ruffian's blind spot

Author: Uri Blass

Date: 03:31:23 05/20/03

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On May 19, 2003 at 23:46:58, Will Singleton wrote:

>I was trying to figure out why my latest build doesn't do quite as well on
>ecm86, and I ran Ruffian on it.  To my surprise, Ruffian couldn't solve it, even
>given 5 minutes.  This is odd, since most other progs can do it in less than 10
>seconds.  (What I take away from this exercise is that my program must now be
>stronger.  Otherwise, I'd have to work on the problem, which is much less
>interesting than testing new ideas.)
>
>[D]2r3k1/1nqbrp2/p5pp/1p1Pp1N1/8/1P5P/P1B2PP1/2RQR1K1 w - -

I do not think that the fact that your program failed in the same position that
Ruffian failed is a proof that it is stronger.

I do not say that it is not stronger but only that you cannot use it as a proof.

Uri



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