Chess puzzle (Checkmate)
Opening: Ponziani_Opening, Ponziani_Opening_Jaenisch_Counterattack
Moves: 1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Ng4 6. cxd4 f6 7. h3 Nh6 8. Bxh6
gxh6 9. Bb5 fxe5 10. d5 e4 11. dxc6 exf3 12. Qxf3 Qe7+ 13. Kf1 dxc6 14. Bxc6+
Bd7 15. Bxd7+ Qxd7 16. Qxb7 *
Position (FEN): r3kb1r/pQpq3p/7p/8/8/7P/PP3PP1/RN3K1R b kq - 0 16
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 400
Best move: Qd1#