Author: Kurt Utzinger
Date: 00:05:09 02/13/05
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On February 12, 2005 at 22:33:35, Rick Hagen wrote: > >[D] 3R2nk/r5p1/6PP/3NK3/8/8/8/8 w - - 0 2 > >From the game Kramnik-Krasenkov (Wijk aan Zee 2003) >The obvious 1.h7 leads to a draw (perpetual check with rook) >Kramnik played Ne3 btw, and won. >Engines that see the draw after h7 rather fast are Goliath Light 1.5 >and Anaconda 1.0 >Most engines have difficulties seeing the "crazy rook" concept. >How does your engine(s) handle this? > >Rick Neue Partie, 120'/40+60'/20+30' 3R2nk/r5p1/6PP/3NK3/8/8/8/8 w - - 0 1 Analysis by Pepito v1.59: 2.h7 Re7+ 3.Kd6 Re6+ 4.Kc5 Rc6+ 5.Kd4 Rc4+ 6.Ke3 Rc3+ 7.Ke4 Re3+ 8.Kd4 Re4+ 9.Kc3 Rc4+ 10.Kd3 Rc3+ 11.Kd4 Rc4+ +- (8.22) Depth: 5 00:00:00 = (0.00) Depth: 17 00:01:59 93585kN 2.hxg7+ Kxg7 3.Kf5 Nh6+ 4.Kg5 Nf7+ 5.gxf7 Kxf7 6.Nf4 Ra6 7.Rd7+ Kg8 8.Ne6 Ra5+ 9.Kf6 Ra6 10.Rf7 Kh8 11.Rf8+ Kh7 12.Re8 Rd6 13.Re7+ Kh6 14.Rf7 = (0.04) Depth: 17 00:05:54 260707kN = (0.04) Depth: 17 00:05:54 260707kN (Utzinger, MyTown 13.02.2005)
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