Chess puzzle (Advantage)
Opening: Nimzo-Indian_Defense, Nimzo-Indian_Defense_Normal_Variation
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 c5 6. a3 Bxc3+ 7. bxc3 cxd4 8.
exd4 Nc6 9. Bd3 Re8 10. O-O d5 11. cxd5 Qxd5 12. Bb2 Na5 13. Re1 Nc4 14. Rb1
Nxb2 15. Rxb2 b6 16. Be4 *
Position (FEN): r1b1r1k1/p4ppp/1p2pn2/3q4/3PB3/P1P2N2/1R3PPP/3QR1K1 b - - 1 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 1002
Best move: Nxe4