Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Other_variations
Moves: 1. d4 d5 2. c4 dxc4 3. Nc3 a6 4. a4 e5 5. e3 exd4 6. exd4 Nf6 7. Bxc4 Bb4 8.
Nf3 O-O 9. O-O Bg4 10. h3 Bxf3 11. Qxf3 Qxd4 12. Qxb7 Qxc4 13. Qxa8 Nc6 14. Qb7
Bd6 15. Bg5 Rb8 16. b3 Qxc3 17. Qxa6 Qe5 18. Bxf6 *
Position (FEN): 1r4k1/2p2ppp/Q1nb1B2/4q3/P7/1P5P/5PP1/R4RK1 b - - 0 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1076
Best move: Qh2#