Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Chekhover_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 bxc6 7. Nc3 Nf6 8.
O-O e5 9. Qd1 Be7 10. Bg5 O-O 11. Bxf6 gxf6 12. Nh4 f5 13. Nxf5 Bxf5 14. exf5
Bf6 15. Qg4+ Bg7 16. Ne4 d5 17. f6 dxe4 *
Position (FEN): r2q1rk1/p4pbp/2p2P2/4p3/4p1Q1/8/PPP2PPP/R4RK1 w - - 0 18
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 742
Best move: Qxg7#