Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Taimanov_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 Qb6 6. Nxc6 bxc6 7. Nc3 Bc5 8.
Qf3 Ne7 9. e5 O-O 10. Ne4 Bb4+ 11. Bd2 Bxd2+ 12. Nxd2 Qxb2 13. Nb3 Qxe5+ 14.
Be2 Qc3+ 15. Kd1 Nf5 16. Bd3 Rb8 17. Rc1 Qb2 18. Bb1 Nd4 19. Qd3 Nxb3 *
Position (FEN): 1rb2rk1/p2p1ppp/2p1p3/8/2P5/1n1Q4/Pq3PPP/1BRK3R w - - 0 20
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 748
Best move: Qxh7#