Chess puzzle (Checkmate)
Opening: Scotch_Game, Scotch_Game_Goring_Gambit
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Bc4 d6 6. Qb3 Qe7 7. Nxc3 Na5 8.
Qa4+ Nc6 9. O-O Bd7 10. Nd5 Qd8 11. Qc2 Nge7 12. Bg5 f6 13. Bxf6 gxf6 *
Position (FEN): r2qkb1r/pppbn2p/2np1p2/3N4/2B1P3/5N2/PPQ2PPP/R4RK1 w kq - 0 14
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 772
Best move: Nxf6#