Chess puzzle (Advantage)
Moves: 1. d4 d5 2. Nc3 Nf6 3. Bf4 Bf5 4. e3 Nbd7 5. Bd3 e6 6. a3 Bd6 7. Bxd6 cxd6 8.
Bxf5 exf5 9. Nf3 O-O 10. O-O a6 11. Nh4 g6 12. Qf3 Ne4 13. Nxd5 Nd2 14. Qg3
Nxf1 15. Rxf1 Nf6 16. Nxf6+ Qxf6 17. c4 g5 18. Nf3 g4 19. Nh4 b5 20. c5 dxc5
21. dxc5 a5 22. f3 Qxb2 23. fxg4 Qxa3 24. gxf5+ Kh8 25. Qe5+ f6 26. Qf4 Qxc5
27. Qh6 Kg8 28. Ng6 Rfe8 29. Rf3 Qc1+ 30. Kf2 Qd2+ 31. Kg3 Qd6+ 32. Kh3 a4 33.
Rg3 Qxg3+ 34. Kxg3 *
Position (FEN): r3r1k1/7p/5pNQ/1p3P2/p7/4P1K1/6PP/8 b - - 0 34
Black to move.
Themes:  Endgame  
Puzzle rating: 1926
Best move: a3