Author: Guido
Date: 05:54:00 03/13/00
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On March 12, 2000 at 15:39:57, John Coffey wrote: >[D]1Q6/K7/8/3k4/8/8/8/8 w - - > >I had this position in a game and I wondered what the shortest route to mate >is. I have seen methods by which one advances the king first and other methods >where one advances the queen first. > >I think that Qf4 might be the best move although I can't prove it. > >I gave the problem to Fritz6 thinking that it would either know the answer >immediately or would be able to find it quickly. After some searching it came >up with mate in 31, but after playing a move or two it quickly turned into mate >in 9. > >After searching several hours Fritz came up with Qb4 mate in 26. I don't know >if that is the fastest solution since I have heard that one can mate with this >in less than 20 moves. > >John IMHPO (In My Humble Program Opinion) : 1. Df4 wins in 7 2. De8 wins in 8 3. Db4 wins in 8 4. Da8+ wins in 9 5. Ra6 wins in 9 6. Rb6 wins in 9 7. Rb7 wins in 9 8. Dd8+ wins in 9 9. Dg3 wins in 9 10. Dh2 wins in 9 11. Dc8 wins in 9 12. Dg8+ wins in 9 13. Df8 wins in 9 14. Dh8 wins in 9 15. Db7+ wins in 9 16. Db5+ wins in 10 17. Db3+ wins in 10 18. Ra8 wins in 10 19. Db6 wins in 10 20. Dc7 wins in 10 21. Db2 wins in 10 22. Db1 wins in 10 23. Dd6+ draws 24. De5+ draws Guido
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