Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Nf6 3. Bb5+ Nbd7 4. Nf3 Nxd5 5. O-O c6 6. Bc4 N7f6 7. d4 Bg4
8. h3 Bh5 9. c3 e6 10. Re1 Be7 11. a4 a5 12. Nbd2 O-O 13. Nf1 Qc7 14. Ng3 Bg6
15. Ne5 Rab8 16. Qf3 b5 17. axb5 cxb5 18. Bf1 a4 19. Bg5 a3 20. Nxg6 hxg6 21.
Bxf6 axb2 22. Rab1 gxf6 23. Rxb2 Qxc3 24. Qe2 Qxd4 25. Rd2 Qc5 26. Ne4 Qa7 27.
h4 f5 28. Ng5 Bxg5 29. hxg5 b4 30. Rb2 Qc7 31. g3 Rfc8 32. Bg2 Nc3 33. Qf3 Qe7
34. Qf4 Kg7 35. Qe5+ f6 36. gxf6+ Qxf6 37. Qxe6 Qxe6 38. Rxe6 Kf7 39. Rd6 Ke7
40. Rxg6 b3 41. Ra6 Nd1 42. Ra7+ Kf6 43. Rb1 b2 44. Ra6+ Kg7 45. Ra7+ Kf8 46.
Kh2 Rc1 47. Rxb2 Rxb2 48. Ra5 Nxf2 49. Ra8+ Kf7 50. Ra7+ Kf6 51. Ra6+ Kg5 52.
Ra8 Ng4+ 53. Kh3 Rh1+ 54. Bxh1 *
Position (FEN): R7/8/8/5pk1/6n1/6PK/1r6/7B b - - 0 54
Black to move.
Themes:  Endgame Hook Mate, Mate in 1 
Puzzle rating: 1210
Best move: Rh2#