Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 Nc6 3. e3 e6 4. c3 Bd6 5. Bg3 Nf6 6. Nf3 O-O 7. Be2 Ne4 8. Nbd2
Nxg3 9. hxg3 Bd7 10. Qc2 Ne7 *
Position (FEN): r2q1rk1/pppbnppp/3bp3/3p4/3P4/2P1PNP1/PPQNBPP1/R3K2R w KQ - 3 11
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1339
Best move: Qxh7#