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Subject: Re: Warp - Diep, WCCC

Author: Vincent Diepeveen

Date: 15:27:27 12/02/02

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On December 02, 2002 at 13:45:57, Peter McKenzie wrote:

>I've been looking at some positions from the Warp-Diep game from the WCCC in
>Maastricht this year.  Here are a few test positions:
>
>[D]7k/p3Qp1p/1p2n3/4nqP1/2P5/2P3R1/P5RP/3r2BK w - -
>
>Warp played Qe8+ followed by Qa4 here, which wasn't very good.
>Qf6+ was suggested and certainly looks like an improvement, although perhaps its
>not so easy to white to make progress there.
>
>The current Warp however prefers Qxa7, which also looks good.  Personally I like
>Qxa7 better than Qf6.
>What do other engines play here?

DIEP only considers Qf6. I myself only consider Qf6 to be best move.
I jumped up immediately pawn after Qe8.

>[D]8/p4pkp/1p2n3/2P1n1P1/8/1QP3R1/P5RP/2qr2BK b - -

Yes cool move. My score was a drawscore for Nf4. It is very
trivially a draw though, i actually was hoping to win here myself,
not so much to draw here, but that was a bit too much of a hope.

>Here Diep played Nf4!! which forces a draw.  How long do other engines take to
>find Nf4 ?
>Warp needs about 11 minutes on my PIII 1Ghz.
>
>[D]8/p4pkp/1p6/2P1n1P1/5n2/1QP1q3/P1R4P/6RK w - -
>
>This is the game after Nf4 Rc2 Rxg1 Rxg1 Qe3.
>How long for your engine to show a draw score here?  Warp's score drops to +0.3
>at depth 12, in about 3.5 minutes.  I'll let it continue to see when it sees the
>draw.
>
>thanks,
>Peter



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