Chess puzzle (Checkmate)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c5 6. Qd3 Nf6 7. Nc3 b6 8.
Bf4 Be7 9. Be2 O-O 10. e5 Ne8 11. Qe4 Nc7 12. Bd3 Ba6 *
Position (FEN): r2q1rk1/p1npbppp/bp6/2p1P3/4QB2/2NB4/PPP2PPP/R3K2R w KQ - 5 13
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 536
Best move: Qxh7#