Author: John Merlino
Date: 12:39:03 01/30/06
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On January 30, 2006 at 14:58:47, Sune Larsson wrote: > > [D]6k1/6p1/p2n4/5P2/2P5/1p6/3r3P/1K2Q3 b - - 0 44 > > > What about 44.-Nxc4? Good or bad? > > /S Bad. After 44...Nxc4 45.Qe6+ Kh7 46.Qxc4, CM9_R1 on an AMD 2500 says this: Time Depth Score Positions Moves 0:00 1/4 3.03 2498 46...b2 47.Qxa6 Rxh2 48.Qg6+ Kg8 49.f6 0:00 1/5 4.87 8316 46...b2 47.Qh4+ Kg8 48.Qb4 Rd1+ 49.Kxb2 Rd5 50.Qc4 0:00 1/5 3.46 11131 46...Rxh2 47.Qxb3 a5 48.Qa4 Rh1+ 49.Kc2 0:00 1/6 3.58 36137 46...Rxh2 47.Qxb3 a5 48.Qa4 Rh1+ 49.Kc2 Rh2+ 50.Kd3 0:00 1/7 3.56 56643 46...Rxh2 47.Qxb3 a5 48.Qg3 Rh1+ 49.Kb2 Kh8 50.Qe5 0:01 1/8 3.71 319718 46...Rxh2 47.Qd3 Kh8 48.Qxb3 Re2 49.Qb6 Re1+ 50.Kb2 Rf1 0:02 1/9 7.12 609791 46...Rxh2 47.Qe4 Kh8 48.Qe8+ Kh7 49.Qg6+ Kh8 50.f6 gxf6 51.Qxf6+ Kh7 52.Qe7+ Kg6 53.Qd6+ Kf5 54.Qxh2 a5 0:06 1/9 5.09 1874777 46...Rd1+ 47.Kb2 Rd2+ 48.Kxb3 Rd6 49.Qe4 Kh8 50.Ka3 Rh6 51.h4 a5 52.Ka4 0:10 1/9 4.87 2888323 46...Rd6 47.Kb2 a5 48.Kxb3 Rb6+ 49.Ka3 Rh6 50.h4 Rb6 51.Qe4 Rb4 0:11 2/10 5.05 3295400 46...Rd6 47.Kb2 Rh6 48.Kxb3 Rh3+ 49.Kb4 Rxh2 50.Qxa6 Rh6 51.Qc4 Rd6 0:15 3/11 5.09 4529011 46...Rd6 47.Kb2 Rh6 48.Kxb3 Rd6 49.Qe4 Kh8 50.Ka3 Rh6 51.h4 a5 52.Ka4 0:22 4/12 5.11 6645018 46...Rd6 47.Kb2 Rh6 48.Kxb3 Rxh2 49.Qxa6 Rh3+ 50.Kc4 Rh6 51.Qb7 Rh4+ 52.Kd5 Rh6 53.Qf7 Rb6 0:58 5/13 5.12 17737986 46...Rd6 47.Kb2 Kh8 48.Kxb3 Rb6+ 49.Ka3 Rh6 50.Ka4 Rb6 51.Qe4 Rh6 52.h4 Rf6 53.Ka5 Kh7 Instead, The King prefers 44...Rd4 45.Qe6+ Kf8 46.f6 Rd1+ 47.Kb2 gxf6 48.Qxf6+ Nf7 49.Kxb3, with an eval of about +3.5 for White. jm
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