Chess puzzle (Checkmate)
Opening: French_Defense, French_Defense_Kings_Indian_Attack
Moves: 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 c5 5. Bg2 d4 6. Ngf3 Nc6 7. O-O e5 8. Nc4
Qc7 9. a4 a6 10. a5 Bd6 11. Bg5 Qe7 12. Nb6 Rb8 13. Nd5 Qe6 14. Bxf6 gxf6 15.
Nh4 O-O 16. Nf5 Ne7 17. Ndxe7+ Bxe7 18. Qg4+ Kh8 *
Position (FEN): 1rb2r1k/1p2bp1p/p3qp2/P1p1pN2/3pP1Q1/3P2P1/1PP2PBP/R4RK1 w - - 2 19
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 796
Best move: Qg7#