Author: James T. Walker
Date: 11:23:43 02/26/06
Go up one level in this thread
On February 26, 2006 at 13:39:37, George Tsavdaris wrote: >On February 26, 2006 at 13:36:03, George Tsavdaris wrote: > >>On February 26, 2006 at 13:24:04, Peter Skinner wrote: >> >> In this position Rybka didn't play Qf4 winning easily but instead it went to a >>rather unclear endgame with Qh3? . >>[D]r2B2k1/2p2ppp/8/4Pq2/8/N1P2p2/1PB4P/3Q2bK b - - 0 24 >> >>The underpromotion is a factor as i said because Rybka can't see that after >>24...Qf4 25.Kxg1 Qg4+ 26.Kf2 Qg2+ 27.Ke3 f2 28.Qd7 black has f1N+ winning! > >Of course after 27...f2 the best defense for white is: >28. Bxh7+ Kf8 29. Qd4 f1N+ 30. Kd3 Qd2+ 31. Kc4 Ne3+ 32. Kc5 Rxd8 33. Qxd2 Rxd2 >34. Be4 Rxb2 -+ which is losing for white easily..... It looks like it was only Rybka Beta 13d playing in this tournament. So the endgame knowledge will come with version 1.1. Still amazing play by Rybka. Jim
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