Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. c3 Nf6 5. Qe2 a6 6. Ba4 e6 7. d4 cxd4 8. cxd4
b5 9. Bc2 Bb7 10. O-O Be7 11. a3 Rc8 12. Nc3 O-O 13. e5 Nd5 14. Qd3 g6 15. Bh6
Re8 16. Nxd5 Bxd5 17. Rfe1 Bxf3 18. gxf3 Bg5 19. Bxg5 Qxg5+ 20. Kh1 d5 21. Rg1
Qh5 22. f4 Kh8 23. Rac1 Rc7 24. Bd1 Rxc1 25. Bxh5 Rxg1+ 26. Kxg1 gxh5 27. Qc3
Nc4 28. a4 Rb8 29. axb5 Rxb5 30. b3 Nb6 31. f5 exf5 32. Qc7 Kg8 33. Qd8+ Kg7
34. Qg5+ Kf8 35. Qxf5 Kg7 36. Qg5+ Kf8 37. Qxh5 Rxb3 38. Qxh7 a5 39. Qh8+ Ke7
40. Qf6+ Ke8 41. h4 a4 42. h5 a3 43. h6 a2 44. h7 a1=Q+ 45. Kg2 Rh3 46. Kxh3
Qh1+ 47. Kg3 Qxh7 48. Qxb6 Qd3+ 49. f3 Qc4 50. Qb8+ Ke7 51. Qd6+ Ke8 52. e6
fxe6 53. Qxe6+ Kf8 54. Qe5 Kf7 55. f4 Qd3+ 56. Kg4 Qd1+ 57. Kg5 Qg1+ 58. Kf5 *
Position (FEN): 8/5k2/8/3pQK2/3P1P2/8/8/6q1 b - - 6 58
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 813
Best move: Qg6#