Author: blass uri
Date: 22:58:51 02/08/99
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On February 08, 1999 at 17:20:31, Albert Silver wrote: >Hi, > >I thought I'd submit the following combination from Marcio Miranda-GM Felix >Izeta, Vince Toth Memorial, 6th round. > >6rk/3b1p2/1p1p3p/1Nb1p1r1/2P1Pp2/P2B2P1/1P3PKP/R4R2 b - - 0 26 > >The winning move is 26...Bh3+!! How long does it take for your computer to play >this and how long before it gives Black the advantage with this move. > >Just for your info: Black has two mating patterns here: 26...Bh3+ 27.Kxh3 f3 >28.Kh4? d5!! with Be7 and mate to follow, or the main line I have goes 26...Bh3+ >27.Kxh3 f3 28.g4! Rxg4 29.Nc3!! (best defense I've seen so far as Black is >threatening a second mating pattern with R8g5, Rf4, and Rh5 mate) R8g5 30.Ne2 >fxe2 31.Bxe2 Rxe4 and Black is winning. I gave Junior5 3 options to analyze in the position after Bh3+ and at depth 21 the result is Kf3 -0.17, Kxh3 -1.15,Kh1 -1.22 The main line after 27.Kf3 is Bxf1 28.Rxf1fxg3 29.hxg3 Ra8 Uri
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