Chess puzzle (Checkmate)
Opening: Ponziani_Opening, Ponziani_Opening_Jaenisch_Counterattack
Moves: 1. e4 e5 2. c3 Nc6 3. Nf3 Nf6 4. d3 g5 5. Bxg5 Bg7 6. c4 O-O 7. Nc3 d6 8. g4
Bxg4 9. Rg1 Bh5 10. Nd5 Kh8 11. Be2 Qd7 12. Nxf6 Bxf6 *
Position (FEN): r4r1k/pppq1p1p/2np1b2/4p1Bb/2P1P3/3P1N2/PP2BP1P/R2QK1R1 w Q - 0 13
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 466
Best move: Bxf6#