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. Qd3 e5 7. Nf5 Bxf5 8.
exf5 d5 9. Bg5 d4 10. Ne4 Be7 11. Bxf6 Bxf6 12. Qb3 Qa5+ 13. c3 dxc3 14. Nd6+
Kf8 *
Position (FEN): rn3k1r/1p3ppp/p2N1b2/q3pP2/8/1Qp5/PP3PPP/R3KB1R w KQ - 2 15
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 670
Best move: Qxf7#