Chess puzzle (Checkmate)
Opening: French_Defense, French_Defense_Two_Knights_Variation
Moves: 1. e4 e6 2. Nc3 d5 3. Nf3 Nf6 4. exd5 Nxd5 5. d4 Nxc3 6. bxc3 Be7 7. Bd3 O-O 8.
O-O h6 9. Ne5 Nd7 10. f4 Nxe5 11. fxe5 f6 12. Qh5 f5 13. Bc4 Qe8 14. Qf3 a6 15.
Qg3 Qh5 16. Be2 Qf7 17. Bxh6 b6 18. Bh5 Qxh5 *
Position (FEN): r1b2rk1/2p1b1p1/pp2p2B/4Pp1q/3P4/2P3Q1/P1P3PP/R4RK1 w - - 0 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 500
Best move: Qxg7#