Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Alapin_Variation
Moves: 1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 a6 5. Nc3 Bb4 6. Bd2 Qb6 7. Nf3 Nc6 8. a3
Bxc3 9. Bxc3 Nf6 10. d5 Nxe4 11. dxc6 *
Position (FEN): r1b1k2r/1p1p1ppp/pqP1p3/8/4n3/P1B2N2/1P3PPP/R2QKB1R b KQkq - 0 11
Black to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 1150
Best move: Qxf2#