Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Mengarini_Variation
Moves: 1. e4 c5 2. a3 Nc6 3. b4 b6 4. Nc3 Bb7 5. Bb2 e6 6. Bb5 Qc7 7. Qf3 Nd4 8. Qd3
Nxb5 9. Nxb5 Qc6 10. Nf3 a6 11. Nc3 b5 12. e5 O-O-O 13. bxc5 Bxc5 14. O-O Ne7
15. Nd4 Bxd4 16. Qxd4 *
Position (FEN): 2kr3r/1b1pnppp/p1q1p3/1p2P3/3Q4/P1N5/1BPP1PPP/R4RK1 b - - 0 16
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 548
Best move: Qxg2#