Author: Keith Ian Price
Date: 12:15:40 03/27/02
Go up one level in this thread
On March 27, 2002 at 14:13:15, Art Basham wrote: >On March 27, 2002 at 12:23:46, Roy Eassa wrote: > >>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 +- > > >=================== > >thanks Roy for posting the moves here! Yes, you have them correct.. >the knight at f6 is also sacrificed in the game as I remember it... > >You are right, some programs play the correct first move, but only show 0.00 >in the evaluation....guess they are going for a draw..:-( > >thanks for pointing this out! > >ab Fritz6 shows the 0.00 score until ply 14 when it improves to 0.81. At ply 16 it finally shows a win +- at 1.41. This seems almost as good as a nolot position, except that you must look to the score to find if it really understands or not, and not just the move itself. kp
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