Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. d4 d5 2. Nf3 e6 3. e3 Bd6 4. Bd3 Nf6 5. Qe2 O-O 6. Nbd2 a6 7. e4 dxe4 8.
Nxe4 Be7 9. Nxf6+ Bxf6 10. Qe4 Nc6 11. c3 e5 *
Position (FEN): r1bq1rk1/1pp2ppp/p1n2b2/4p3/3PQ3/2PB1N2/PP3PPP/R1B1K2R w KQ - 0 12
White to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 746
Best move: Qxh7#