Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Modern_Variations
Moves: 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. c3 Nxe4 5. O-O a6 6. d4 cxd4 7. Nxd4 e6 8. Qf3
Nf6 9. Bg5 Be7 10. Nd2 h6 11. Bh4 O-O 12. Rae1 Nc6 13. Nc2 Ne5 14. Qe2 b5 15.
Bb3 Bb7 16. f4 Neg4 17. Bxf6 *
Position (FEN): r2q1rk1/1b2bpp1/p2ppB1p/1p6/5Pn1/1BP5/PPNNQ1PP/4RRK1 b - - 0 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1666
Best move: Nxf6