Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Najdorf_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. O-O b5 8. Bd3
Bb7 9. a3 Nbd7 10. Be3 Rc8 11. f4 Rxc3 12. bxc3 Nxe4 13. Bxe4 Bxe4 14. Qe2 Qc7
15. Bd2 Bb7 16. Kh1 Nf6 17. Nxe6 *
Position (FEN): 4kb1r/1bq2ppp/p2pNn2/1p6/5P2/P1P5/2PBQ1PP/R4R1K b k - 0 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1435
Best move: fxe6