Chess puzzle (Checkmate)
Moves: 1. d4 c5 2. e3 cxd4 3. exd4 d6 4. Nf3 Nf6 5. c4 Bg4 6. Bd3 Nbd7 7. O-O g6 8.
Bg5 Bg7 9. Nc3 O-O 10. h3 Bxf3 11. Qxf3 Rb8 12. Be3 e5 13. d5 Nh5 14. Qd1 f5
15. Be2 Nhf6 16. Bg5 h6 17. Be3 f4 18. Bc1 a5 19. Qc2 Kh7 20. Bd3 b5 21. Bxg6+
Kh8 22. Nxb5 Nc5 23. Nc3 Qb6 24. a3 Qb3 25. Nb5 Nxd5 26. Nxd6 Ne7 27. Qxb3 Nxb3
28. Ra2 Nxg6 29. Nb5 Rfc8 30. Nd6 Rc6 31. Nf5 Rxc4 32. Nd6 Rxc1 33. Rxc1 Nxc1
34. Ra1 Nb3 35. Rb1 Kg8 36. Nc4 Rc8 37. Nd6 Rc2 38. Ne4 Kf7 39. f3 Ne7 40. Kh2
Nd5 41. Rd1 Ne3 42. Rd7+ Kg6 43. Rd6+ Kf5 44. Rb6 Rxg2+ 45. Kh1 Rxb2 46. Ra6
Bf8 *
Position (FEN): 5b2/8/R6p/p3pk2/4Np2/Pn2nP1P/1r6/7K w - - 2 47
White to move.
Themes:  Endgame Hook Mate, Mate in 1 
Puzzle rating: 894
Best move: Rf6#