Chess puzzle (Advantage)
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 h6 6. Bf4 O-O 7. e3 Bb4 8. Qc2
dxc4 9. Bxc4 a6 10. Bd3 b5 11. a3 Bxc3+ 12. Qxc3 Nd5 13. Qc2 Nxf4 14. exf4 Bb7
15. Be4 Bxe4 16. Qxe4 Ra7 17. Rc1 Qd6 18. O-O f5 19. Qe5 Qxe5 20. Nxe5 Rd8 21.
Rfd1 Nd7 *
Position (FEN): 3r2k1/r1pn2p1/p3p2p/1p2Np2/3P1P2/P7/1P3PPP/2RR2K1 w - - 3 22
White to move.
Themes:  Endgame  
Puzzle rating: 1332
Best move: Nc6