Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Najdorf_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3
h5 9. Qd2 b5 10. O-O-O Nbd7 11. Nd5 Bxd5 12. exd5 Nb6 13. Bxb6 Qxb6 14. Na5 Rc8
15. Nc6 Nxd5 16. Nxe5 dxe5 17. Qxd5 Qc5 *
Position (FEN): 2r1kb1r/5pp1/p7/1pqQp2p/8/5P2/PPP3PP/2KR1B1R w k - 1 18
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 984
Best move: Qd7#