Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 c6 2. Bf4 d5 3. Nf3 Nf6 4. e3 Bg4 5. Bd3 e6 6. c3 Bd6 7. Bg3 O-O 8. Qc2
Bxf3 9. gxf3 Bxg3 10. hxg3 Nbd7 11. Bxh7+ Nxh7 *
Position (FEN): r2q1rk1/pp1n1ppn/2p1p3/3p4/3P4/2P1PPP1/PPQ2P2/RN2K2R w KQ - 0 12
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 545
Best move: Qxh7#