Chess puzzle (Checkmate)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Be2 Nf6 4. d3 Nc6 5. O-O Bd7 6. Be3 Be7 7. Nc3 O-O 8. Re1
h6 9. g3 Bh3 10. Bf1 Bxf1 11. Rxf1 Qd7 12. Kg2 a6 13. Nh4 d5 14. Nf5 Qd8 15.
exd5 Nxd5 16. Qg4 Nf6 *
Position (FEN): r2q1rk1/1pp1bpp1/p1n2n1p/4pN2/6Q1/2NPB1P1/PPP2PKP/R4R2 w - - 2 17
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 464
Best move: Qxg7#