Chess puzzle (Checkmate)
Opening: Vienna_Game, Vienna_Game_Max_Lange_Defense
Moves: 1. e4 e5 2. Nc3 Nc6 3. Bc4 f5 4. d3 Nf6 5. Nf3 Bc5 6. Ng5 Ng4 7. Be3 Nxe3 8.
Qh5+ g6 9. Qh6 d5 10. exd5 Nxc4 11. dxc4 Bf8 12. Qh4 Nd4 13. O-O-O Be7 14. f4
exf4 15. Rhe1 O-O *
Position (FEN): r1bq1rk1/ppp1b2p/6p1/3P1pN1/2Pn1p1Q/2N5/PPP3PP/2KRR3 w - - 2 16
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 784
Best move: Qxh7#