Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Accelerated_Dragon
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. h3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8.
Nc3 Qc7 9. Qd2 Qe5 10. f3 d5 11. O-O-O dxe4 *
Position (FEN): r1b1k2r/p3ppbp/2p2np1/4q3/4p3/2N1BP1P/PPPQ2P1/2KR1B1R w kq - 0 12
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 810
Best move: Qd8#