Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Queens_Knight_Variation
Moves: 1. d4 e6 2. c4 d5 3. Nc3 Nc6 4. Nf3 Nf6 5. g3 dxc4 6. Bg2 Bb4 7. a3 Bxc3+ 8.
bxc3 b5 9. Bg5 Bb7 10. e4 h6 11. Bxf6 Qxf6 12. e5 Qe7 13. Qb1 a6 14. a4 O-O 15.
axb5 axb5 16. Rxa8 Rxa8 17. O-O Ra5 18. Nd2 Qg5 *
Position (FEN): 6k1/1bp2pp1/2n1p2p/rp2P1q1/2pP4/2P3P1/3N1PBP/1Q3RK1 w - - 4 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1692
Best move: Nxc4