Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. h3 Be7 5. Bc4 O-O 6. O-O d6 7. Re1 Be6 8. Bb3
a5 9. d3 Nd4 10. Nxd4 exd4 11. Ne2 a4 12. Bxe6 fxe6 13. Nxd4 e5 14. Nf5 Qd7 15.
Bg5 d5 16. Re3 Rad8 17. Rg3 Rf7 18. Bxf6 Bxf6 19. Qg4 Re7 20. Nh6+ Kh8 21. Nf5
Rf7 22. Re1 dxe4 23. dxe4 Qd2 24. Ree3 Qd1+ 25. Kh2 Qxg4 26. Rxg4 Rd2 27. f3
Rxc2 28. Ra3 b5 29. Rd3 Rxb2 30. a3 Rb3 31. Rd2 Rxa3 32. h4 g6 33. Nh6 Rg7 34.
h5 gxh5 35. Rxg7 Kxg7 36. Nf5+ Kg6 37. Rd7 b4 38. Rxc7 b3 39. Rc8 b2 40. Rg8+
Kf7 41. Rb8 Rb3 42. Nd6+ Kg6 43. Rg8+ Kh6 *
Position (FEN): 6R1/7p/3N1b1k/4p2p/p3P3/1r3P2/1p4PK/8 w - - 8 44
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 688
Best move: Nf5#