Author: Dann Corbit
Date: 11:32:22 12/28/01
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On December 28, 2001 at 14:00:11, Timothy J. Frohlick wrote: >On December 28, 2001 at 10:40:05, Jorge Pichard wrote: > >>White to play and win: >> >>http://www.chessbase.com/puzzle/puzzle9/puzz9-4a.htm > >[D]2B3K1/8/3N1p1p/6pk/5P1P/6P1/7r/5r2 w - - 0 1 > >1.Ne8 1-0 Below is the analysis by CT-14 on my old 333 PII with 96Mb RAM > > > >00:00:00.4 0.52 9 37271 Nf5 Kg4 Ne3+ Kf3 Nxf1 Rf2 Ba6 gxf4 gxf4 Kxf4 Kg7 >00:00:01.1 1.24 10 95642 Nf5 Kg4 Ne3+ Kf3 Nxf1 Rc2 Bb7+ Kf2 Ba6 gxf4 gxf4 >00:00:02.2 0.60 11 216973 Nf5 Kg4 Ne3+ Kf3 Nxf1 Rf2 hxg5 hxg5 Bb7+ Kg4 Ne3+ Kxg3 >fxg5 fxg5 Kg7 >00:00:04.2 2.14 11 365618 Ne8 >00:00:05.5 Mate in 6 11 470406 Ne8 Kg6 h5+ Rxh5 f5+ Rxf5 g4 Re5 Bf5+ Rxf5 Ng7 >Rh2 gxf5# Even more astonishing is that Chest 3.19 thinks it is a mate in 7, not in 6. Since a quick observation shows that CT has the right PV, we can only assume that it is a matter of simple arithmetic. Takes Chest 3 seconds to solve it. 2B3K1/8/3N1p1p/6pk/5P1P/6P1/7r/5r2 w - - acn 293540; acs 3; bm Ne8; ce 32754; dm 7; pv Ne8 Kg6 h5+ Rxh5 f5+ Rxf5 g4 Re5 Bf5+ Rxf5 Ng7 Rh4 gxf5#;
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