Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Be7 6. Nxc6 dxc6 7. Qf3 Nf6 8.
e5 Bg4 9. Qg3 *
Position (FEN): r2qk2r/ppp1bpp1/2p2n1p/4P3/2B3b1/6Q1/PPP2PPP/RNB1K2R b KQkq - 2 9
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1311
Best move: Qd1#