Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Other_variations
Moves: 1. e4 c5 2. Nf3 d6 3. d4 Bg4 4. dxc5 Bxf3 5. gxf3 dxc5 6. Bb5+ Nc6 7. Bxc6+
bxc6 8. Bd2 Nf6 9. Nc3 e6 10. Qe2 Bd6 11. f4 Nd7 12. O-O-O O-O 13. e5 Be7 14.
Rdg1 Nb6 15. Qg4 f5 *
Position (FEN): r2q1rk1/p3b1pp/1np1p3/2p1Pp2/5PQ1/2N5/PPPB1P1P/2K3RR w - f6 0 16
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1133
Best move: Qxg7#