Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_London_System
Moves: 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. Nc3 Nc6 5. Nb5 Bd6 6. Nxd6+ cxd6 7. c3 O-O 8.
Qc2 Nh5 9. Bg3 Nxg3 10. hxg3 e5 *
Position (FEN): r1bq1rk1/pp3ppp/2np4/3pp3/3P4/2P2NP1/PPQ1PPP1/R3KB1R w KQ - 0 11
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1293
Best move: Qxh7#