Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Taimanov_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Bc5 6. Be3 Nxd4 7. Bxd4 Bxd4
8. Qxd4 Nf6 9. Bd3 O-O 10. O-O b6 11. e5 Ne8 12. Qe4 Rb8 *
Position (FEN): 1rbqnrk1/p2p1ppp/1p2p3/4P3/4Q3/2NB4/PPP2PPP/R4RK1 w - - 3 13
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 697
Best move: Qxh7#