Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 g6 5. d4 cxd4 6. Qxd4 Bg7 7. Ng5 O-O 8.
Qd3 Nc6 9. O-O Qc7 10. Bb3 Ne5 11. Qe2 h6 12. Nf3 Nxf3+ 13. Qxf3 Be6 14. Be3
Rfd8 15. h3 a6 16. Qe2 Bxb3 17. axb3 Rac8 18. f4 Qc6 19. e5 dxe5 20. fxe5 Nd5
21. Qf3 Nxe3 22. Qxe3 e6 23. Kh1 Rd7 24. Rad1 Rcd8 25. Rxd7 Rxd7 26. Rf2 Bf8
27. Ne4 Bg7 28. Nd6 Rxd6 29. exd6 Qxd6 30. c3 Be5 31. Rd2 Qc7 32. Qxh6 Bf4 33.
Rd8+ Qxd8 34. Qxf4 Qd1+ 35. Kh2 Qxb3 36. Qd2 a5 37. g4 Qd5 38. Qe2 f6 39. Qf2
Kf7 40. h4 Qe5+ 41. Kh3 Qd6 42. Qf3 Qc6 43. Qd3 Qh1+ 44. Kg3 Qg1+ 45. Kh3 Qh1+
46. Kg3 Qc6 47. h5 gxh5 48. gxh5 Qc7+ 49. Kh3 f5 50. Qd4 Qc6 51. Qg1 Qf3+ 52.
Kh4 Qf4+ 53. Kh3 Qf3+ 54. Kh4 Qf4+ 55. Kh3 Qh6 56. Kh4 Kf6 57. Qd4+ e5 58. Qd6+
Kg7 59. Qe7+ Kh8 60. Qxe5+ Qg7 61. Qe8+ Kh7 62. Qe6 *
Position (FEN): 8/1p4qk/4Q3/p4p1P/7K/2P5/1P6/8 b - - 4 62
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 685
Best move: Qg4#