Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Marshall_Counterattack
Moves: 1. e4 c5 2. Nf3 e6 3. d4 d5 4. exd5 Nf6 5. dxc5 Bxc5 6. Bb5+ Bd7 7. Bd3 Bxf2+
8. Kxf2 Qb6+ 9. Ke2 O-O 10. Nc3 Re8 11. Re1 Ng4 12. d6 *
Position (FEN): rn2r1k1/pp1b1ppp/1q1Pp3/8/6n1/2NB1N2/PPP1K1PP/R1BQR3 b - - 0 12
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1261
Best move: Qf2#