Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Taimanov_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5
8. O-O Nf6 9. Bf4 Bd6 10. Bxd6 Qxd6 11. Nc3 a6 12. Re1 O-O 13. Ne4 *
Position (FEN): r1b2rk1/5ppp/p2qpn2/3p4/4N3/3B4/PPP2PPP/R2QR1K1 b - - 3 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 1475
Best move: dxe4