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Subject: Re: How fast million years goes...

Author: Omid David Tabibi

Date: 04:06:20 08/21/03

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On August 21, 2003 at 06:12:12, Jouni Uski wrote:

>[D]8/1p6/1Pp2N1q/p1Ppk2p/P3p3/3PPpPp/3K1P1P/1R6 w - -
>
>From CSS forum: Machine should, within a million hours, be able to find the draw
>in this position (with Ng4+). But Shredder 7.04 found it in one second!!
>

It is not a draw. The black queen will penetrate into the white cvamp via a6.
For the past year I've been working on endgame blockage detection. I noticed
that Shredder has some very limited form of blockage detection, but it is very
inaccurate, and in many positions I tried, that inaccurate blockage detection
wreaked havoc to the search tree.


>Jouni

• Re: How fast million years goes... Uri Blass 04:18:47 08/21/03
  • Re: How fast million years goes... Ricardo Gibert 04:38:51 08/21/03
  • Re: How fast million years goes... Uri Blass 04:25:04 08/21/03
    • Re: How fast million years goes... Omid David Tabibi 06:05:52 08/21/03
      • Re: How fast million years goes... Jeremiah Penery 15:36:06 08/21/03

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