Chess puzzle (Checkmate)
Moves: 1. h4 d5 2. h5 h6 3. d3 e5 4. Nc3 Be6 5. e4 d4 6. Nce2 c5 7. Nf3 Nd7 8. Ng3 Be7
9. Be2 Bg4 10. Bd2 Bxf3 11. Bxf3 Bg5 12. Bg4 Bxd2+ 13. Qxd2 Ngf6 14. Bh3 Qb6
15. b3 Nf8 16. Nf5 Ne6 17. a4 Qb4 18. Ke2 Nf4+ 19. Kd1 Kf8 20. g3 Nxh3 21. Rxh3
Nh7 22. f4 f6 23. fxe5 fxe5 24. Rh2 Nf6 25. Rf2 Rd8 26. Ke2 Kf7 27. Raf1 Qxd2+
28. Kxd2 Rhf8 29. Nxh6+ gxh6 30. Rxf6+ Kg7 31. Rxf8 Rxf8 32. Rxf8 Kxf8 33. Ke2
Ke7 34. Kf3 Kf6 35. Kg4 b6 36. Kh4 a6 37. Kg4 b5 38. axb5 axb5 39. Kh4 Ke6 40.
g4 Kf6 41. Kg3 Kg5 42. Kh3 Kf4 43. Kh4 b4 44. Kh3 Kf3 45. Kh4 Kf4 46. Kh3 Kf3
47. g5 hxg5 48. h6 g4+ 49. Kh4 g3 50. h7 g2 51. h8=Q g1=Q 52. Qxe5 *
Position (FEN): 8/8/8/2p1Q3/1p1pP2K/1P1P1k2/2P5/6q1 b - - 0 52
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1013
Best move: Qg4#