Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 Nc6 3. e3 Bd7 4. c4 dxc4 5. Bxc4 Bf5 6. Nf3 e6 7. O-O Bd6 8.
Bxd6 Qxd6 9. Bd3 Bg6 10. Nc3 a6 11. Ne4 Bxe4 12. Bxe4 f5 13. Bc2 Nf6 14. Bb3 h6
15. Nd2 Ng4 16. Nf3 g5 17. h3 h5 18. Nxg5 *
Position (FEN): r3k2r/1pp5/p1nqp3/5pNp/3P2n1/1B2P2P/PP3PP1/R2Q1RK1 b kq - 0 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 719
Best move: Qh2#