Author: Mihaly Szalai
Date: 12:24:48 04/01/05
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On April 01, 2005 at 10:23:38, Robert Hyatt wrote: >On March 31, 2005 at 11:21:10, Mihaly Szalai wrote: > >>I think this is a very good engine test. >>Try to avoid Rh1+ (leads to a draw) and find Rg1! >> >>J. Fleck - Ch. Lutz >> >>[D]8/7r/1pp4P/8/1P1K4/7k/8/R7 w - - 0 1 >> >>1. Rg1! (1. Rh1+? Kg2 2. Rh5 c5+ 3. bxc5 bxc5+ 4. Ke5 Kf3 5. Kf6 Ke3=) 1... c5+ >>( >>1... Kh4 2. Ke4 Rxh6 3. Ke5 c5 4. b5 c4 5. Rh1+ Kg5 6. Rxh6 Kxh6 7. Kd4+-) 2. >>bxc5 bxc5+ 3. Ke5 c4 4. Kf5 Kh2 5. Rg6 Rc7 6. Rg7 Rc5+ 7. Kg4 c3 8. h7 Rc4+ 9. >>Kg5 Rc5+ 10. Kh6 c2 11. h8=Q c1=Q+ 12. Kg6+ Kg3 13. Kf6++- > > >Here's crafty's analysis. Note that this was run on a slow box (300K nodes per >sec). It likes Rg1 early, that turns into a draw score and it switches to Rh1+ >until it fails high on Rg1 later... > I don't understand the very last line: ? 16 6:02 3/21* 1. b5 Excuse me if I'm too dumb... Thanks Mihaly
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