Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Classical_Defense
Moves: 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. O-O Nc6 7. Re1 a6 8. a4
Na5 9. Bd3 c4 10. Bc2 Bb4 11. Bd2 Bxd2 12. Nbxd2 O-O 13. Ne5 Nd7 14. Nexc4 Nxc4
15. Nxc4 Nb6 16. Qd3 Nxc4 *
Position (FEN): r1bq1rk1/1p3ppp/p3p3/8/P1nP4/3QP3/1PB2PPP/R3R1K1 w - - 0 17
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 560
Best move: Qxh7#