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. Be2 e5 7. Nf5 d5 8. O-O
d4 9. Nb1 Nxe4 10. Ng3 Nxg3 11. fxg3 Be7 12. Bc4 O-O 13. Qh5 g6 14. Qxe5 b5 15.
Bd5 Ra7 16. Bh6 Bf6 17. Rxf6 Nd7 18. Rxg6+ hxg6 *
Position (FEN): 2bq1rk1/r2n1p2/p5pB/1p1BQ3/3p4/6P1/PPP3PP/RN4K1 w - - 0 19
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 730
Best move: Qg7#