Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Hyperaccelerated_Fianchetto
Moves: 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Nxc6 bxc6 8.
e5 Ng8 9. Bd4 f6 10. f4 fxe5 11. fxe5 Qa5 12. Bc4 Nh6 13. e6 Bxd4 14. Qxd4 Rf8
15. exd7+ Bxd7 16. O-O-O Nf5 *
Position (FEN): r3kr2/p2bp2p/2p3p1/q4n2/2BQ4/2N5/PPP3PP/2KR3R w q - 2 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 788
Best move: Qxd7#