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 Kf8 7. Nh3 h5 8.
Qg5 f6 9. Qg6 Nge7 10. Nxe7 Nxe7 *
Position (FEN): r1b2k1r/ppppn1p1/5pQ1/2b1p2p/2B1P3/7N/PPPP1qPP/R1BK3R w - - 0 11
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 771
Best move: Qf7#