Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. Nf3 Be6 7. e3 h6 8. Bh4
O-O 9. h3 Nbd7 10. Bd3 c5 11. O-O Rc8 12. b3 cxd4 13. Na4 dxe3 14. fxe3 Ne4 15.
Bxe7 Qxe7 16. Nd4 a6 17. Nxe6 Qxe6 18. Rc1 Rxc1 19. Qxc1 Nb6 20. Bxe4 dxe4 21.
Nc5 Qe7 22. Qc2 f5 23. b4 Nd5 24. Qb3 Qf7 25. g4 g6 26. Nxe4 Ne7 27. Qxf7+ Rxf7
28. Nd6 Rf6 29. Nxb7 Nd5 30. e4 Nxb4 31. exf5 gxf5 32. a4 f4 33. Nc5 Kg7 34.
Ne4 Rf8 35. Rb1 a5 36. Nc5 Rf6 37. Nb7 Nc6 38. Rb5 f3 39. Nxa5 Nd4 40. Rb2 Ne2+
41. Kf2 Nf4 42. Rb7+ Kg6 43. Kxf3 Nxh3+ 44. Kg3 Ng5 45. Nc4 Rf3+ 46. Kg2 Rc3
47. Ne5+ Kf6 48. Nd7+ Ke6 49. Nf8+ Kd5 50. Rd7+ Kc6 51. Rd4 Kc5 52. Rf4 Rc2+
53. Kg3 Rc3+ 54. Kh4 *
Position (FEN): 5N2/8/7p/2k3n1/P4RPK/2r5/8/8 b - - 21 54
Black to move.
Themes:  Endgame Hook Mate, Mate in 1 
Puzzle rating: 1420
Best move: Rh3#