Chess puzzle (Checkmate)
Opening: French_Defense, French_Defense_Exchange_Variation
Moves: 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Nc6 5. Nf3 Bf5 6. Bd3 Bxd3 7. Qxd3 Qd7 8.
c3 O-O-O 9. O-O f6 10. Nbd2 g5 11. Bg3 h5 12. h3 g4 13. Nh4 gxh3 14. gxh3 Qxh3
15. Qf3 Bd6 16. Bxd6 Qxh4 17. Bg3 Qg5 18. Qf4 Qg6 *
Position (FEN): 2kr2nr/ppp5/2n2pq1/3p3p/3P1Q2/2P3B1/PP1N1P2/R4RK1 w - - 4 19
White to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 724
Best move: Qxc7#