Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Rosenthal_Variation
Moves: 1. d4 e6 2. c4 d5 3. Nf3 dxc4 4. e3 Nc6 5. Bxc4 Nf6 6. O-O Bd6 7. Nc3 b6 8. a3
Bb7 9. Bd2 Qd7 10. Rc1 h6 11. Bd3 g5 12. h3 g4 13. hxg4 Nxg4 14. Ne4 f5 15.
Nxd6+ Qxd6 16. Qc2 h5 17. Bb5 Kd7 18. Ng5 *
Position (FEN): r6r/pbpk4/1pnqp3/1B3pNp/3P2n1/P3P3/1PQB1PP1/2R2RK1 b - - 3 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 656
Best move: Qh2#