Chess puzzle (Checkmate)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Ng5 Nh6 5. Bc4 Bc5 6. Qf3 O-O 7. Qd3 Ne5 8.
Qe2 Nxc4 9. Qxc4 d6 10. Qd3 Qf6 11. e5 Qxe5+ 12. Be3 dxe3 *
Position (FEN): r1b2rk1/ppp2ppp/3p3n/2b1q1N1/8/3Qp3/PPP2PPP/RN2K2R w KQ - 0 13
White to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 577
Best move: Qxh7#