Chess puzzle (Advantage)
Moves: 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 h6 5. e4 e6 6. Bxc4 Nc6 7. O-O Be7 8. d5
exd5 9. exd5 Nb4 10. Qd2 Bg4 11. Bb5+ c6 12. dxc6 bxc6 13. Qxd8+ Rxd8 14. Ba4
Bxf3 15. gxf3 O-O 16. a3 Nd3 17. Bxc6 Bc5 18. Kg2 Nh5 19. b4 Bb6 20. Be3 Bxe3
21. fxe3 Rd6 22. Be4 f5 23. Bd5+ Kh8 24. Bc4 Ne5 25. Be2 Rfd8 26. Rfd1 Rg6+ 27.
Kf2 Re8 28. Rd5 f4 29. e4 Nf6 30. Ra5 Nc6 31. Ra6 Nd4 32. Bd3 Nb3 33. Rd1 Re5
34. Rg1 Rxg1 35. Kxg1 Nd4 36. Kf2 Re7 37. Nb5 Nxb5 38. Bxb5 Nh5 39. Be2 Rc7 40.
b5 Nf6 41. b6 axb6 42. Rxb6 Rc3 43. a4 Ra3 44. Rb4 Kh7 45. e5 Nd5 46. Rd4 Nc3
47. Rxf4 *
Position (FEN): 8/6pk/7p/4P3/P4R2/r1n2P2/4BK1P/8 b - - 0 47
Black to move.
Themes:  Endgame  
Puzzle rating: 1718
Best move: Ra2