Chess puzzle (Checkmate)
Opening: Vienna_Game, Vienna_Game_Stanley_Variation
Moves: 1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 Qf6 5. Nd5 Qxf2+ 6. Kd1 d6 7. Qxg7 Nce7
8. Qxh8 Bg4+ 9. Be2 *
Position (FEN): r3k1nQ/ppp1np1p/3p4/2bNp3/4P1b1/8/PPPPBqPP/R1BK2NR b q - 2 9
Black to move.
Themes: Pin Middlegame Mate in 1 
Puzzle rating: 1662
Best move: Qf1#