Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Classical_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Be3 a6 7. f3 e6 8. Be2
Be7 9. O-O h6 10. Kh1 Qc7 11. a3 b6 12. Qd2 Bb7 13. Rad1 Rd8 14. Rf2 Nxd4 15.
Bxd4 O-O 16. g4 d5 17. g5 hxg5 18. Qxg5 Nxe4 *
Position (FEN): 3r1rk1/1bq1bpp1/pp2p3/3p2Q1/3Bn3/P1N2P2/1PP1BR1P/3R3K w - - 0 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 584
Best move: Qxg7#