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Subject: Re: Testposition (easy perpetual check)

Author: Pete Galati

Date: 16:48:49 07/03/99

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On July 03, 1999 at 19:16:59, Gerrit Reubold wrote:

>Hi all,
>
>please test your programs with the following position
>
>5rk1/1r3pp1/pp2pq2/3p4/3Q4/1PR5/P4PPP/4R1K1 w - -
>
>it is from a game which my program (Bringer) lost with white against The Crazy
>Bishop. The draw is very easy to see (for humans): Qxf6 gxf6, and then rook
>checks at h3, g3, f3... How long does your program take to find Qxf6 *with a
>draw score*. How many plies / seconds? Question to the programmers: What do you
>do to solve such positions fast? Extending on checks is not enough, my program
>needs a 12 ply search (8 minutes on a PII-300) to find the draw (Qxf6 is found
>earlier).
>
>Greetings,
>Gerrit Reubold

Every program that I ran that posistion through, Crafty, Comet, Phalanx and your
Bringer all responded with QxQ. What did Bringer play in that game? I like
Bringer allot, it works well with Winboard and it also has a very good interface
of it's own.

Pete



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