Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Lasker-Pelikan_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bc4 Bb4 8.
Qf3 d5 9. exd5 cxd5 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. O-O Bxc3 13. Qxc3 e4 14.
Bg5 d4 15. Qc5 Qd5 16. Qb4 Nd7 *
Position (FEN): r3k2r/p2n1ppp/8/3q2B1/1Q1pp3/8/PPP2PPP/R4RK1 w kq - 4 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 808
Best move: Qe7#