Chess puzzle (Advantage)
Moves: 1. d4 d5 2. c4 dxc4 3. e4 b5 4. a4 c6 5. Nc3 b4 6. Nce2 Ba6 7. Ng3 e6 8. Nf3 c5
9. d5 Nf6 10. Bg5 Be7 11. Bxf6 gxf6 12. Be2 Bd6 13. O-O Bxg3 14. fxg3 e5 15.
Rc1 Qd6 16. Bxc4 Bxc4 17. Rxc4 Nd7 18. g4 a5 19. g5 O-O-O 20. gxf6 Rdg8 21. Qc2
Kb7 22. Nh4 Rc8 23. Nf5 Qb6 24. Ne7 Rce8 25. Nc6 Rhg8 26. Rf5 Rg6 27. Rh5 Reg8
28. g3 h6 29. Ne7 Qxf6 30. Nxg8 Rxg8 31. Rxc5 *
Position (FEN): 6r1/1k1n1p2/5q1p/p1RPp2R/Pp2P3/6P1/1PQ4P/6K1 b - - 0 31
Black to move.
Themes:  Endgame  
Puzzle rating: 2019
Best move: Qb6