Chess puzzle (Advantage)
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. Be2 Nc6 6. c3 e6 7. Bf4 Nf6 8. h3
Bxf3 9. Bxf3 Bd6 10. Qd2 Bxf4 11. Qxf4 O-O 12. O-O Qb6 13. b3 Rac8 14. Nd2 Ne7
15. Rac1 Ng6 16. Qe3 Qa5 17. a4 Rc7 18. Rc2 Rfc8 19. Rfc1 b5 20. axb5 Qxb5 21.
Be2 Qa5 22. c4 dxc4 23. bxc4 Qb4 24. Rb1 Qa5 25. Rcb2 Qf5 26. Rb8 a5 27. R8b5
Qc2 28. Bd3 Qa4 29. c5 Nd5 30. Qg3 Nf8 31. Ne4 Qxd4 32. Rxa5 Nc3 33. Nd6 *
Position (FEN): 2r2nk1/2r2ppp/3Np3/R1P5/3q4/2nB2QP/5PP1/1R4K1 b - - 2 33
Black to move.
Themes:  Middlegame  
Puzzle rating: 1523
Best move: Nxb1