Chess puzzle (Checkmate)
Opening: Vienna_Game, Vienna_Game_Max_Lange_Defense
Moves: 1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. f4 exf4 5. Nf3 h6 6. d4 Bb6 7. O-O g5 8. Bd2
d6 9. Be1 Bg4 10. Nd5 Bxd4+ 11. Kh1 Be5 12. c3 Nge7 13. Qb3 Na5 14. Qb5+ Nac6
15. Qxb7 Kd7 16. Nxe5+ Nxe5 *
Position (FEN): r2q3r/pQpknp2/3p3p/3Nn1p1/2B1Ppb1/2P5/PP4PP/R3BR1K w - - 0 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1616
Best move: Nf6#