Chess puzzle (Checkmate)
Opening: Zukertort_Opening, Zukertort_Opening_Tennison_Gambit
Moves: 1. Nf3 d5 2. e4 dxe4 3. Ng5 Nf6 4. d3 Bf5 5. Nc3 exd3 6. Bxd3 Bxd3 7. cxd3 e6
8. O-O Be7 9. Be3 O-O 10. Qc2 Nc6 11. d4 Nd5 *
Position (FEN): r2q1rk1/ppp1bppp/2n1p3/3n2N1/3P4/2N1B3/PPQ2PPP/R4RK1 w - - 1 12
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 782
Best move: Qxh7#