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Subject: Re: Beautiful Rook Sacrifice..!

Author: Roy Eassa

Date: 09:23:46 03/27/02

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On March 27, 2002 at 09:14:09, Art Basham wrote:

>Here white ( a GM) played Rxd5+ and won...!
>
>Sorry I do not have all of the moves in this exciting game...
>
>I posted this same diagram several years ago, and someone here said that a
>certain personality in ChessMaster 4000 (or 5000)
>found it in 1 sec. at only about 4 ply..!!
>
>[D]r1bk3r/pp2n2p/2n2N2/1R1p3Q/2p4P/P1p5/2qBBPP1/4K2R w - -
>
>The Doctor?  program also finds it in about 5 sec. on my machine.


But does it see that White is winning?

Analysis:

1.Rxd5+!

   [1.Bg5 Qa2 2.Rxd5+ Kc7 3.Qf7 ±]

1...Nxd5 2.Qxd5+ Ke7

   [2...Kc7 3.Bf4+ Kb6 4.Be3+ Kc7 5.Qf7+ Kd8 6.Nd5 +-]

3.Qc5+! Kxf6

   [3...Kf7 4.Bh5+ Kxf6 5.Qg5+ transposes]

4.Qg5+ Kf7 5.Bh5+ Ke6 6.Bg4+ Kf7 7.Qd5+ Kf8 8.Bh6+ Ke8 9.Bh5+ Qg6 10.Bg7 +-




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