Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Nimzowitsch_Variation
Moves: 1. Nc3 c5 2. Nf3 Nf6 3. e4 e6 4. e5 Nd5 5. Bc4 Nxc3 6. dxc3 Be7 7. O-O O-O 8.
Bf4 a6 9. Qd3 b5 10. Qe4 Nc6 11. Bd3 c4 *
Position (FEN): r1bq1rk1/3pbppp/p1n1p3/1p2P3/2p1QB2/2PB1N2/PPP2PPP/R4RK1 w - - 0 12
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 986
Best move: Qxh7#