Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Najdorf_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Nc6 7. Be2 e6 8. f4
Nxd4 9. Qxd4 Be7 10. O-O-O O-O 11. g4 Nd7 12. g5 b5 13. h4 Bb7 14. h5 Rc8 15.
h6 g6 *
Position (FEN): 2rq1rk1/1b1nbp1p/p2pp1pP/1p4P1/3QPP2/2N1B3/PPP1B3/2KR3R w - - 0 16
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 644
Best move: Qg7#