Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. g3 dxc4 5. e3 a6 6. Bxc4 b5 7. Bb3 Bb7 8. a4 b4
9. O-O Be7 10. Nbd2 a5 11. Bc2 O-O 12. Ne5 Nbd7 13. Ndc4 Nxe5 14. Nxe5 Qd5 15.
f3 Qd8 16. Qd3 Ba6 17. Nc4 Nd5 *
Position (FEN): r2q1rk1/2p1bppp/b3p3/p2n4/PpNP4/3QPPP1/1PB4P/R1B2RK1 w - - 5 18
White to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 845
Best move: Qxh7#