Chess puzzle (Checkmate)
Moves: 1. d4 d6 2. Nf3 g6 3. c4 f5 4. h4 Nf6 5. h5 Nxh5 6. Rxh5 gxh5 7. e4 fxe4 8. Ng5
Bf5 9. Qxh5+ Bg6 10. Qg4 Qd7 11. Ne6 Nc6 12. Be3 Nd8 13. d5 Nxe6 14. dxe6 Qc6
15. Nc3 Bg7 16. Nd5 Bxb2 17. Rb1 Bg7 18. Rb5 b6 19. Nb4 Qb7 20. c5 dxc5 21.
Bxc5 c6 22. Bc4 Bc3+ 23. Kf1 O-O 24. Bxe7 Qxe7 25. Nxc6 Qf6 26. e7+ Kh8 27.
exf8=Q+ Rxf8 28. Qg3 e3 29. Qxe3 Ba1 30. Ne7 Bd4 31. Nxg6+ Kg7 32. Qe7+ Qxe7
33. Nxe7 Rxf2+ 34. Ke1 Rc2 35. Nf5+ Kf6 36. Nxd4 Rxc4 37. Nf3 Ra4 38. Rb2 h5
39. Re2 Kf5 40. Kf2 Kg4 41. g3 Ra3 42. Kg2 a5 43. Re4+ Kf5 44. Rf4+ Kg6 45.
Nh4+ Kg5 46. Kh3 Rxa2 47. Rf5+ Kh6 48. Rb5 a4 49. Rxb6+ Kg7 50. Rb5 a3 51. Rb7+
Kf6 52. Rb6+ Ke5 53. Ra6 Ra1 54. Ng2 *
Position (FEN): 8/8/R7/4k2p/8/p5PK/6N1/r7 b - - 7 54
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 546
Best move: Rh1#