Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Tarrasch_Defense
Moves: 1. Nf3 d5 2. d4 e6 3. c4 c5 4. cxd5 exd5 5. Bf4 Nc6 6. e3 Qb6 7. Qd2 cxd4 8.
exd4 Nf6 9. Bd3 Bb4 10. Nc3 O-O 11. O-O Bg4 12. Ne5 Qxd4 *
Position (FEN): r4rk1/pp3ppp/2n2n2/3pN3/1b1q1Bb1/2NB4/PP1Q1PPP/R4RK1 w - - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1429
Best move: Nxc6