Author: Vincent Lejeune
Date: 10:00:06 10/13/98
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On October 13, 1998 at 04:52:21, Ernst A. Heinz wrote: >On October 12, 1998 at 19:26:21, Howard Exner wrote: >> >>What is your drawing line for Nb4. So far I can only see that Nb4 will >>lose but I do not have any endgame table bases to help me out. Thanks. ... > >=Ernst= Yes here's the lines : [FEN "k7/7K/NR6/8/7p/6p1/p7/8 w - - 0 1"] (position n°21) 1. Nb8! (1. Nb4? 1... Ka7 ! (1... a1=Q? 2. Nc6! Qa7+ 3. Nxa7 Kxa7 4. Rg6 ! +-) 2. Ra6+ Kb7 3. Rxa2 3... h3 -+) 1... Ka7! 2. Rb4 a1=Q 3. Nc6+ Ka6 4. Nb8+ Ka5 5. Nc6+ Ka6 6. Nb8+ Ka5 7. Nc6+ Ka6 repetition draw
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