Author: Alejandro Dubrovsky
Date: 08:21:04 04/02/02
Go up one level in this thread
On April 01, 2002 at 22:35:21, Joe Pechie wrote: >On April 01, 2002 at 17:51:15, Ed Schröder wrote: > >>[d]8/7N/1k2pp2/3P4/8/8/2r5/5K1R w - - 0 1 >> >>Solution: >> >>1. dxe6 Rc1+ 2. Kf2 Rxh1 3. e7 Rh2+ 4. Kf3 Rh3+ 5. Kf4 Rh4+ 6. Kf5 Rh5+ >>7. Kxf6 Rh6+ 8. Kf5 Rh5+ 9. Kf4 Rh4+ 10. Kf3 Rh3+ 11. Ke2 Rh2+ 12. Kd3 >>Rh3+ 13. Kd4 Rh4+ 14. Kd5 Rh5+ 15. Kd6 Rh6+ 16. Nf6 Rxf6+ 17. Kd5 Rf5+ >>18. Kd4 Rf4+ 19. Ke3 Rf1 20. Ke2 1-0 >> >>1.dxe6 is easy, I assume every chess program will find it instantly. >> >>Difficult to find is 2.Kf2!! >> >>And that's the hard challenge for your favorite engine. >> >>Ed > >Not to hard for Tiger 14 >[+2.20] d=12 2.Kf2 (0:00.00) >[+1.42] d=13 2.Kf2 Rxh1 3.e7 Rh2 4.Kf3 Rh3 5.Kf4 Rh4 6.Kf5 Rh5 7.Kxf6 Rh6 >8.Ke5 Rh5 9.Kd6 Rh2 10.Nf6 Re2 (0:00.00) >[+2.32] d=14 2.Kf2 (0:00.01) >[+1.80] d=15 2.Kf2 Rxh1 3.e7 Rh2 4.Kf3 Rh3 5.Kf4 Rh4 6.Kf5 Rh5 7.Kxf6 Rh6 >8.Ke5 Rh5 9.Kd6 Rh2 10.Nf6 Re2 (0:00.02) >[+2.70] d=16 2.Kf2 (0:00.02) >[+4.64] d=16 2.Kf2 Rxh1 3.e7 Rh2 4.Kf3 Rh3 5.Kf4 Rh4 6.Kf5 Rh5 7.Kxf6 Rh6 >8.Ke5 Rh2 9.Nf6 Rh8 10.Kd5 Ka5 (0:00.10) >[+4.64] d=17 2.Kf2 Rxh1 3.e7 Rh2 (0:00.14) >[+4.08] d=18 2.Kf2 Rxh1 3.e7 Rh2 4.Kf3 Rh3 5.Kf4 Rh4 6.Kf5 Rh5 7.Kxf6 Rh6 >8.Ke5 Rh2 9.Nf6 Rh8 10.Kd6 Kb5 (0:00.21) > > yes, the problem with this is that the final position in that analysis is a draw, not a win for white Alejandro >Joe
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