Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Vienna_Variation
Moves: 1. d4 e6 2. c4 d5 3. Nc3 dxc4 4. Nf3 Nf6 5. e3 c6 6. Bxc4 b5 7. Bb3 Bb4 8. a3
Ba5 9. O-O O-O 10. Qc2 Bb7 11. Ba2 a6 12. b4 Bb6 13. Bb2 a5 14. Rad1 axb4 15.
axb4 Nd5 16. Bb1 Nxb4 *
Position (FEN): rn1q1rk1/1b3ppp/1bp1p3/1p6/1n1P4/2N1PN2/1BQ2PPP/1B1R1RK1 w - - 0 17
White to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 604
Best move: Qxh7#