Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 O-O 6. Be2 Nbd7 7. O-O c5 8. d5
a6 9. h3 Re8 10. Bf4 e5 11. dxe6 Rxe6 12. Bg5 Qb6 13. Qc2 Qc6 14. Bd3 Ne5 15.
Nxe5 Rxe5 16. Bxf6 Bxf6 17. Nd5 Bh4 18. f4 Re8 19. f5 gxf5 20. exf5 Qd7 21. Rf4
Qd8 22. f6 Bg5 23. Bxh7+ Kh8 24. Rf3 Be6 25. Raf1 Bxd5 26. cxd5 Re5 27. Be4 c4
28. Qxc4 Qb6+ 29. Kh1 Rae8 30. Re1 Qxb2 31. Qd3 *
Position (FEN): 4r2k/1p3p2/p2p1P2/3Pr1b1/4B3/3Q1R1P/Pq4P1/4R2K b - - 1 31
Black to move.
Themes:  Middlegame  
Puzzle rating: 2072
Best move: Qb4