Chess puzzle (Checkmate)
Moves: 1. e4 d6 2. Bc4 Nf6 3. Nc3 Nbd7 4. Nf3 c6 5. a3 b5 6. Ba2 Qc7 7. d4 g6 8. O-O
Bg7 9. Ng5 e6 10. Bxe6 h6 11. Bxd7+ Bxd7 12. Nf3 O-O 13. Bf4 Qd8 14. h3 d5 15.
Bd6 Re8 16. e5 Nh7 17. Nh2 f6 18. f4 fxe5 19. Bxe5 Bxe5 20. fxe5 Ng5 21. Qd2
Kh7 22. Rf6 Qc8 23. Qd3 Rg8 24. Raf1 Qe8 25. h4 Bf5 26. R6xf5 gxf5 27. Qxf5+
Qg6 28. Qxg6+ Rxg6 29. hxg5 Rxg5 30. Nf3 Rg4 31. Kf2 Rag8 32. Rg1 h5 33. Ne2 h4
34. e6 Re8 35. Ne5 Re4 36. Nxc6 R8xe6 37. Nc3 *
Position (FEN): 8/p6k/2N1r3/1p1p4/3Pr2p/P1N5/1PP2KP1/6R1 b - - 1 37
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1072
Best move: Rf4#