Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Marshall_Counterattack
Moves: 1. e4 c5 2. Nf3 e6 3. d4 d5 4. exd5 Qxd5 5. Nc3 Qh5 6. Be2 Qg6 7. O-O cxd4 8.
Nxd4 Bc5 9. Bh5 Qf6 10. Ndb5 Na6 11. Ne4 Qe7 12. Bg5 Qd7 13. Qf3 g6 14. Nf6+
Nxf6 15. Qxf6 Rg8 16. Rad1 Qe7 17. Rd8+ Qxd8 *
Position (FEN): r1bqk1r1/pp3p1p/n3pQp1/1Nb3BB/8/8/PPP2PPP/5RK1 w q - 0 18
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1121
Best move: Qxd8#