Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Four_Knights_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. f4 d5 8. e5
Nd7 9. Bxe7 Qxe7 10. Ndb5 O-O 11. Bd3 f5 12. Qh5 Nc5 13. O-O-O Bd7 14. a3 Be8
15. Qh3 Bg6 16. Nd6 Ne4 17. Ncxe4 *
Position (FEN): r4rk1/pp2q1pp/2nNp1b1/3pPp2/4NP2/P2B3Q/1PP3PP/2KR3R b - - 0 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1327
Best move: fxe4