Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Modern_Variations
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Qf3 e5 6. Nf5 g6 7. Ne3 Bg7 8. Nc4
b5 9. Nca3 Bb7 10. Bxb5+ Nbd7 11. Bd3 O-O 12. Bg5 Qb6 13. Nc4 Qc7 14. O-O Nc5
15. Bxf6 Nxe4 16. Bxg7 Nc5 17. Qf6 Qc6 18. Bh8 *
Position (FEN): r4rkB/pb3p1p/2qp1Qp1/2n1p3/2N5/3B4/PPP2PPP/RN3RK1 b - - 4 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1174
Best move: Qxg2#