Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. f4 exf4 5. Nf3 O-O 6. d4 Bb4 7. e5 Ne4 8. Qd3
d5 9. exd6 Nxd6 10. O-O Nxc4 11. Qxc4 Bd6 12. Ne4 Be6 13. d5 Bf5 14. Nxd6 Qxd6
15. Bxf4 Qb6+ 16. Kh1 c5 17. b3 Qg6 18. Rf2 Qg4 19. Ne5 Qh4 20. Qxc5 Nd7 21.
Nxd7 Bxd7 22. Bg3 Qg5 23. c4 b6 24. Qd6 Rad8 25. Qf4 Qe7 26. Raf1 f5 27. Bh4
Qe8 28. Bxd8 Qxd8 29. Qd4 Qg5 30. Re1 h5 31. d6 h4 32. h3 f4 33. Re5 Qg3 34.
Re7 Bc6 35. Qd2 f3 36. Qc2 fxg2+ 37. Rxg2 *
Position (FEN): 5rk1/p3R1p1/1pbP4/8/2P4p/1P4qP/P1Q3R1/7K b - - 0 37
Black to move.
Themes: Pin Endgame Mate in 1 
Puzzle rating: 1427
Best move: Rf1#