Chess puzzle (Checkmate)
Opening: Modern_Defense, Modern_Defense_Two_Knights_Variation
Moves: 1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. Nc3 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. O-O Nf6 8.
e5 dxe5 9. Nxe5 Nd5 10. Qf3 Nxc3 *
Position (FEN): r2qk2r/ppp1ppbp/2b3p1/4N3/3P4/2n2Q2/PPP2PPP/R1B2RK1 w kq - 0 11
White to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 939
Best move: Qxf7#