Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. d4 g6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nf6 6. Bf4 Bg7 7. e3 a6 8. Rc1
Nc6 9. Be2 O-O 10. O-O h6 11. h3 g5 12. Bh2 Bf5 13. Ne5 Rc8 14. f4 e6 15. fxg5
hxg5 16. Nxc6 Rxc6 17. Be5 Ne4 18. Bxg7 Kxg7 19. Nxe4 Rxc1 20. Qxc1 Bxe4 21.
Qc3 Qd6 22. Bf3 Bxf3 23. Rxf3 Qc6 24. Qxc6 bxc6 25. Rf2 Rb8 26. Rc2 a5 27. b3
Rb6 28. Rc5 Ra6 29. a3 f6 30. Kf2 Kf7 31. Ke2 Ke7 32. Kd3 Kd6 33. Rc1 e5 34.
Rf1 Ke6 35. e4 Rb6 36. exd5+ cxd5 37. Rb1 e4+ 38. Ke3 Rc6 39. Kd2 f5 40. b4
axb4 41. Rxb4 f4 42. a4 Rc4 43. Rxc4 dxc4 44. a5 f3 45. d5+ Ke5 46. gxf3 exf3
47. a6 f2 48. Ke2 c3 49. a7 c2 50. a8=Q c1=Q 51. Qh8+ Kxd5 52. Qd8+ Ke4 53.
Qe7+ Kf4 54. Qf6+ Kg3 55. Qf3+ Kh4 *
Position (FEN): 8/8/8/6p1/7k/5Q1P/4Kp2/2q5 w - - 8 56
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 967
Best move: Qg4#