Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. Bc4 h6 4. O-O e5 5. Re1 Nf6 6. d3 Nc6 7. a3 a6 8. Nbd2
Qe7 9. c3 g5 10. d4 g4 11. Nh4 Nxe4 12. Nxe4 Qxh4 13. dxc5 Bf5 14. Nxd6+ Bxd6
15. cxd6 O-O-O 16. Bxf7 g3 17. fxg3 Qf6 18. Ba2 Rxd6 19. Qe2 Rhd8 20. Be3 Bd3
21. Qf2 Qxf2+ 22. Bxf2 Bc2 23. Bc5 Rd2 24. Be6+ Kb8 25. b4 Re8 26. Bf7 Red8 27.
a4 R8d7 28. Be6 Rd8 29. b5 Na7 30. bxa6 bxa6 31. a5 Re8 32. Bf7 Rc8 33. Bb6
Rxc3 34. Rxe5 Nc8 35. Re8 Kb7 36. Rae1 Nxb6 37. axb6 Rd1 38. Re7+ Kxb6 39. Rxd1
Bxd1 40. Re1 Bb3 41. Rb1 Kc5 42. Bxb3 a5 43. Bg8 a4 44. Ra1 Kb4 45. h3 Rc2 46.
g4 Rc8 47. Be6 Rc6 48. Bf5 Rc5 49. Rb1+ Ka5 50. Ra1 Rc3 51. Bd7 a3 52. Kh2 Kb4
53. Be6 Rc2 54. Kg3 Rc3+ 55. Kh4 Rc5 56. g3 Re5 57. Bg8 Rg5 58. Be6 Re5 59. Bf5
Kb3 60. Rb1+ Ka2 61. Kh5 Rxf5+ 62. gxf5 Kxb1 63. f6 a2 64. f7 a1=Q 65. f8=Q
Qe5+ 66. Kh4 *
Position (FEN): 5Q2/8/7p/4q3/7K/6PP/8/1k6 b - - 2 66
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1050
Best move: Qg5#