Chess puzzle (Checkmate)
Opening: Englund_Gambit_Complex_Declined, Englund_Gambit_Complex_Declined_Other_variations
Moves: 1. d4 e5 2. d5 Nf6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 O-O 6. e4 d6 7. Bd3 Ng4 8.
h3 Qh4 9. Ngf3 *
Position (FEN): rnb2rk1/ppp2ppp/3p4/3Pp3/2P1P1nq/3B1N1P/PP1N1PP1/R2QK2R b KQ - 2 9
Black to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 515
Best move: Qxf2#