Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. Nf3 a6 5. Bd3 Nc6 6. O-O Nh5 7. Bg3 Nxg3 8.
fxg3 Bd6 9. Nbd2 O-O 10. Ne5 Nxe5 11. dxe5 Bxe5 12. Qh5 f6 13. Qxh7+ Kf7 14.
Bg6+ Ke7 15. Qxg7+ Kd6 16. Nc4+ Kc6 17. Nxe5+ fxe5 18. Qxe5 Rxf1+ 19. Rxf1 Qc7
20. Be4+ Kb6 21. Qc3 d5 22. Bf3 Bd7 23. b4 Bb5 24. Rb1 cxb4 25. Qd4+ Qc5 26.
Qxb4 Qxe3+ 27. Kh1 Rc8 28. Re1 Qh6 29. Qd6+ Rc6 30. Qd8+ Ka7 31. Qh4 Qd2 32.
Rd1 Qxc2 33. Qd4+ Kb8 34. Re1 Qxa2 35. h4 Qa5 36. Rd1 Qc7 37. Kh2 Qf7 38. h5
Rc8 39. g4 Rf8 40. Qe5+ Ka8 41. Qd6 Qf6 42. Kh3 Bc6 43. Qb4 Rg8 44. Be2 Qg5 45.
Rf1 Bb5 46. Rf8+ Rxf8 47. Qxf8+ Ka7 48. Qc5+ Kb8 49. Bxb5 axb5 50. Qxb5 Qe3+
51. Kh4 Qf2+ 52. Kh3 Qe3+ 53. g3 d4 54. Qe8+ Ka7 55. Qa4+ Kb6 56. Qb4+ Kc6 57.
Qa4+ Kd5 58. Qb5+ Ke4 59. Qxb7+ Kd3 60. Qb3+ Ke4 61. Qxe6+ Kd3 62. Qf5+ Kc3 63.
Kh4 d3 64. Qc8+ Kb2 65. Qh8+ Kc2 66. Qc8+ Kb2 67. Qb7+ Kc1 68. Qh1+ Kd2 69. h6
*
Position (FEN): 8/8/7P/8/6PK/3pq1P1/3k4/7Q b - - 0 69
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1179
Best move: Qxh6#