Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+
8. Nbxd2 d5 9. exd5 Nxd5 10. Qe2+ Nde7 11. O-O O-O 12. Rad1 Re8 13. Ne5 Nxd4
14. Bxf7+ Kh8 15. Qh5 Rf8 16. Ng6+ Nxg6 17. Bxg6 h6 18. Nc4 Bf5 19. Ne5 Qf6 20.
Nd7 Bxd7 21. f3 Bb5 22. Rfe1 Ne2+ 23. Kh1 Qxb2 24. Rb1 Qf6 25. Rxb5 Nf4 26. Qf5
Qxg6 27. Qxg6 Nxg6 28. Rxb7 c5 29. Rc1 Rfc8 30. g3 c4 31. Kg2 c3 32. Kf2 Ne5
33. Ke3 Nc4+ 34. Kf4 Nd6 35. Rd7 Nb5 36. Kf5 Rf8+ 37. Kg6 Rf6+ 38. Kh5 Re8 39.
f4 Re2 40. h4 Rxa2 41. g4 c2 42. g5 hxg5 43. hxg5 Rxf4 44. Kg6 Ra6+ 45. Kh5 Rf2
46. Kg4 Rh2 47. Kg3 Rh7 *
Position (FEN): 7k/p2R2pr/r7/1n4P1/8/6K1/2p5/2R5 w - - 8 48
White to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 1482
Best move: Rd8#