Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 c6 5. c4 Be7 6. cxd5 Qxd5 7. Nc3 Qd8 8.
Bc4 Nf6 9. O-O O-O 10. h3 Nbd7 11. Bf4 Nb6 12. Bb3 h6 13. Re1 Bd6 14. Be5 Nbd5
15. Bc2 Nxc3 16. bxc3 Nd5 17. Qd3 f5 18. a3 a5 19. Bb3 Kh8 20. Bxd5 cxd5 21.
Qb5 Bxe5 22. Nxe5 Qd6 23. a4 Kh7 24. Rab1 Rf6 25. Qe8 Qf8 26. Nd3 b6 27. Qxf8
Rxf8 28. Rxb6 Ba6 29. Nc5 Bc4 30. Re7 f4 31. Rbb7 Rg8 32. Ne6 f3 33. gxf3 Bd3
34. Rxg7+ Kh8 35. Kh2 Rxg7 36. Nxg7 Rf8 37. Ne6 Rxf3 38. Rb8+ Kh7 39. Nf8+ Kg7
40. Nd7 Rxf2+ 41. Kg3 Rc2 42. Rb7 Kg8 43. Kf4 Rxc3 44. Nf6+ Kf8 45. Ke5 Bc4 46.
h4 Re3+ 47. Kf5 Rd3 48. Kg6 Rxd4 *
Position (FEN): 5k2/1R6/5NKp/p2p4/P1br3P/8/8/8 w - - 0 49
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1687
Best move: Rf7#