Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Nc3 Nf6 6. Bc4 O-O 7. Be3 Nbd7 8.
f3 Ne5 9. Bb3 c5 10. Nde2 Be6 11. Bxe6 fxe6 12. Nf4 Qc8 13. h4 Nc4 14. Qc1 e5
15. Nfd5 Nxd5 16. Nxd5 Bd8 17. Bg5 Nb6 18. Ne7+ Bxe7 19. Bxe7 Rf7 20. Bxd6 Nd7
21. Qe3 b6 22. O-O-O Qc6 23. h5 Rf6 24. Qd3 Re8 25. g4 Qa4 26. g5 Rf4 27. Qd5+
Kh8 28. h6 Rxf3 29. hxg7+ Kxg7 30. Kb1 Rf2 31. b3 Qb4 32. Bc7 Re7 33. Qc6 Qc3
34. Qh6+ Kg8 35. Rc1 a5 36. g6 Nf6 37. Bd6 Rg7 38. gxh7+ Kh8 39. Qh3 Qxh3 40.
Rxh3 Rxh7 41. Rxh7+ Kxh7 42. Bxe5 Nxe4 43. Rh1+ Kg6 44. Bb2 Kf5 45. Rh3 Nd2+
46. Kc1 Ne4 47. a4 *
Position (FEN): 8/8/1p6/p1p2k2/P3n3/1P5R/1BP2r2/2K5 b - - 0 47
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 661
Best move: Rf1#