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Subject: Re: An hard test position

Author: leonid

Date: 08:03:56 08/07/00

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On August 07, 2000 at 08:30:35, blass uri wrote:

>[D]6k1/6pp/1Q1pn1rr/p1p1p3/2P1P2q/1P3P1P/P2RN1PK/6R1 w - - 0 1
>
>How much time does your program need to find Rxd6?

Four seconds.

Probably this is not the best move but my program see only it in 8 and 10 ply
brute force search. In 6 plys search it says Rook d2-d6.

After every move by whites black likely to be sure to excute the mate.

AMD 400Mhz. 8 ply - 3.5 second. 10 ply - 2 min. 45 second.


>Is it the only right move(I think that it is but I am not sure)?
>
>tiger played in a game Qxd6
>and lost after Qf2 Qb8+?(better was Kh1 but it is also not an easy position for
>programs) Kf7(chessmaster6000's evaluation is mate in 15).
>
>Qb8+ Nf8 seems to be better for black but I could not find a forced win.
>chessmaster admit that it is better for black after a long time and changes its
>mind later to Rxd6 with a draw score.
>
>Uri



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