Chess puzzle (Checkmate)
Opening: Four_Knights_Game, Four_Knights_Game_Italian_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 d6 5. O-O Bg4 6. h3 Bh5 7. b3 Nd4 8. Bb2
Bxf3 9. gxf3 Nh5 10. Nb5 a6 11. Nxd4 exd4 12. Bxd4 Qg5+ 13. Kh1 Nf4 14. Be3 *
Position (FEN): r3kb1r/1pp2ppp/p2p4/6q1/2B1Pn2/1P2BP1P/P1PP1P2/R2Q1R1K b kq - 4 14
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 720
Best move: Qg2#