Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d5 7. exd5 Nxd5 8.
Re1 Bg4 9. h3 Bh5 10. Nbd2 Nb6 11. Bb5 f6 12. Ne4 Be7 13. Ng3 Bg6 14. d4 exd4
15. Bxc6 bxc6 16. Nxd4 Qd7 17. Ne6 Qxd1 18. Rxd1 Rfc8 19. Bf4 Nd5 20. c4 Nxf4
21. Nxf4 Bf7 22. Rd7 Bd6 23. Nfh5 c5 24. b3 Re8 25. Rd1 Re5 26. Nf4 Be8 27.
R7xd6 cxd6 28. Rxd6 Re1+ 29. Kh2 Ra1 30. Nf5 Rxa2 31. Kg3 a5 32. Ne6 g6 33.
Nh6+ Kh8 34. Rb6 a4 35. bxa4 R2xa4 36. Nxc5 R4a7 37. Rxf6 Rc7 38. Ne6 Rxc4 *
Position (FEN): r3b2k/7p/4NRpN/8/2r5/6KP/5PP1/8 w - - 0 39
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 399
Best move: Rf8#