Chess puzzle (Advantage)
Moves: 1. c4 c6 2. g3 d5 3. cxd5 cxd5 4. Bg2 Nc6 5. Nf3 e5 6. b3 Nf6 7. Bb2 Bd6 8. O-O
O-O 9. e3 Bg4 10. Qc2 Qd7 11. d4 e4 12. Nfd2 Bh3 13. Nc3 a6 14. f3 Bxg2 15.
Kxg2 Rfe8 16. fxe4 dxe4 17. Ncxe4 Re6 18. Nxf6+ Rxf6 19. Rxf6 gxf6 20. Rf1 Nb4
21. Qb1 Qe6 22. Ne4 f5 23. Nxd6 Qxd6 24. Rxf5 Nd5 25. Qe4 Rd8 26. Qe5 Qxe5 27.
Rxe5 f6 28. Re4 Kf7 29. Kf3 Kg6 30. Rg4+ Kh5 31. h3 Re8 32. e4 Nb4 33. d5 Nd3
34. Rh4+ Kg6 35. Ba3 h5 36. g4 Kg5 37. Rxh5+ Kg6 38. d6 Ne5+ 39. Ke3 Nd7 40.
Rd5 Rh8 41. Kd4 Rxh3 42. b4 *
Position (FEN): 8/1p1n4/p2P1pk1/3R4/1P1KP1P1/B6r/P7/8 b - - 0 42
Black to move.
Themes: Hanging Piece Endgame  
Puzzle rating: 999
Best move: Rxa3