Chess puzzle (Checkmate)
Opening: French_Defense, French_Defense_Normal_Variation
Moves: 1. e4 e6 2. d4 b6 3. c3 Bb7 4. Bd3 Ne7 5. Nf3 Ng6 6. O-O a5 7. Bg5 Be7 8. Be3
O-O 9. Nbd2 Na6 10. Bb1 c5 11. Qc2 cxd4 12. Nxd4 Nc5 13. e5 Bg5 14. Bxg5 Qxg5
15. N2f3 Qf4 16. g3 Qg4 17. Nh4 Nxh4 *
Position (FEN): r4rk1/1b1p1ppp/1p2p3/p1n1P3/3N2qn/2P3P1/PPQ2P1P/RB3RK1 w - - 0 18
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 650
Best move: Qxh7#