Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Other_variations
Moves: 1. e4 c5 2. d3 Nc6 3. Nc3 g6 4. Be3 b6 5. Nf3 Bg7 6. Be2 Nf6 7. Bd2 O-O 8. O-O
d5 9. Qc1 Bb7 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Bc3 Nd4 13. Nxd4 *
Position (FEN): r4rk1/pb2ppbp/1p4p1/2pq4/3N4/2BP4/PPP1BPPP/R1Q2RK1 b - - 0 13
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 648
Best move: Qxg2#