Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_London_System
Moves: 1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Nc6 5. c3 e6 6. c4 a6 7. Nc3 dxc4 8. Bxc4
b5 9. Bd3 c4 10. Bc2 Bb7 11. e4 Bb4 12. e5 Nd5 13. Bd2 O-O 14. Bb1 Bxc3 15.
bxc3 a5 16. Qc2 b4 *
Position (FEN): r2q1rk1/1b3ppp/2n1p3/p2nP3/1ppP4/2P2N2/P1QB1PPP/RB2K2R w KQ - 0 17
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1047
Best move: Qxh7#