Chess puzzle (Checkmate)
Opening: Italian_Game, Italian_Game_Giuoco_Piano
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. c3 Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8.
Qd1 Nge7 9. d3 Ng6 10. Nd2 Nf4 11. Nf3 Qg6 12. d4 *
Position (FEN): r3k2r/ppp2ppp/2np2q1/2b1p3/2BPPn2/2P2N1P/PP3PP1/R1BQ1RK1 b kq - 0 12
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1544
Best move: Qxg2#