Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Modern_Variation
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nc6 7. Bd3 dxc4 8.
Bxc4 b6 9. O-O Bb7 10. Re1 Na5 11. Bd3 Nd5 12. Bxe7 Qxe7 13. Bc2 Nxc3 14. bxc3
Qf6 15. Qd3 Bxf3 *
Position (FEN): r4rk1/p1p2ppp/1p2pq2/n7/3P4/2PQPb2/P1B2PPP/R3R1K1 w - - 0 16
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 662
Best move: Qxh7#