Chess puzzle (Checkmate)
Opening: Vienna_Game, Vienna_Game_Other_variations
Moves: 1. e4 e5 2. Nc3 Bb4 3. Bc4 Bxc3 4. dxc3 Nf6 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nxe4 8.
Bxe5 f6 9. Qh5+ Ke7 *
Position (FEN): rnbq3r/ppppk3/5p1p/4B1pQ/2B1n3/2P5/PPP2PPP/R3K1NR w KQ - 2 10
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 843
Best move: Qf7#