Chess puzzle (Checkmate)
Opening: English_Defense, English_Defense_Other_variations
Moves: 1. d4 b6 2. e4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. e5 Nd5 7. Bd2 O-O 8.
Bxh7+ Kxh7 9. Ng5+ Kg8 10. Qh5 Nf6 11. exf6 Qxf6 *
Position (FEN): rn3rk1/pbpp1pp1/1p2pq2/6NQ/1b1P4/2N5/PPPB1PPP/R3K2R w KQ - 0 12
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 849
Best move: Qh7#