Author: Robert Hyatt
Date: 11:00:03 05/09/04
Go up one level in this thread
On May 09, 2004 at 12:29:06, GuyHaworth wrote: > >... last one I think :-) > >Do you have a DTM for 2N5/5R2/8/7b/8/2k5/8/1K2n3 b > >DTZ = 1 (but then DTZ > 50): DTZ50 = 6 ... a nice quadrille of B & N. > >From Marc B, the SZ50+ v SZ50- line is: > >1. ... Bg6 2. Ka1 Nc2+ 3. Kb1 Nb4+ Kc1 4. Kc1 Nd3+ 5. Kd1 Bh5+ 6. Rf3 Bxf3# > >Alternative K moves allow Bxf7 before move 6. > >g 1. ... Bg6+! 2. Ka1! Nc2+! 3. Ka2! Bxf7+! 4. Kb1 Nb4! 5. Nd6! Bg6+! 6. Kc1! Nd3+! 7. Kb1! Kb3! 8. Nc8! Be4 9. Nd6! Bh7! 10. Ne8! Bg6! 11. Nf6! Kc3! 12. Ka2! Nb4+! 13. Ka1! Bf5 14. Ne4+! Kb3! 15. Ng3! Bd3! 16. Nh5! Kc2! 17. Nf4! Ba6! 18. Ne6 Nc6 19. Ng7 Nd4! 20. Ka2! Nb5 21. Nf5! Bc8! 22. Ne3+! Kd3! 23. Ng2! Bb7! 24. Nf4+! Kc2! 25. Ne6 Be4! 26. Ka1! Kc3! 27. Nc5! Bc2 28. Nd7! Bf5! 29. Ne5! Na3 30. Ka2! Nc2! 31. Nf3! Be6+! 32. Kb1 Na3+ 33. Kc1! Nc4! 34. Nh2! Nb2! 35. Nf1! Nd3+! 36. Kb1! Nc5! 37. Kc1! Bg4! 38. Ne3! Nb3+! 39. Kb1 Bf3! 40. Nf1! Kd3! 41. Ng3 Nd2+! 42. Kb2! Nc4+! 43. Kb3! Nd6! 44. Kb4! Kd4! 45. Ka5 Ke3! 46. Nf1+! Ke2! 47. Nh2! Bh5! 48. Kb6 Nf7 49. Kc6 Kf2! 50. Kd5! Kg1 51. Ke4! Kxh2! 52. Kf4! Bd1 53. Kf5 Kg3! 54. Ke4! Bf3+! 55. Kd4 Kf4! 56. Kc5 Ke3 57. Kc4 Ng5 58. Kc5 Kd3! 59. Kd6! Kd4! 60. Ke7! Ke5! 61. Kf8! Kf6! 62. Kg8! Nf7 63. Kf8 Nh6 64. Ke8 Nf5 65. Kf8 Ne7 66. Ke8 Ng6 67. Kd8 Ne5 68. Ke8 Bd5! 69. Kf8! Ng6+ 70. Ke8 Bc6+ 71. Kd8 Ke6! 72. Kc7! Ne5! 73. Kc8 Kd6! 74. Kd8! Nd3 75. Kc8 Nc5! 76. Kd8! Ba4 77. Kc8 Bd7+! 78. Kb8! Kc6! 79. Ka7! Kc7! 80. Ka8 Kb6! 81. Kb8 Na6+! 82. Ka8 Bc6#
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