Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c3 e6 5. Bg5 Nbd7 6. Bd3 Bxd3 7. Qxd3 Be7 8.
Bxf6 Nxf6 9. Nf3 O-O 10. Nbd2 a6 11. h4 c5 12. Ng5 c4 13. Qc2 Nh5 *
Position (FEN): r2q1rk1/1p2bppp/p3p3/3p2Nn/2pP3P/2P1P3/PPQN1PP1/R3K2R w KQ - 2 14
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 531
Best move: Qxh7#