Chess puzzle (Advantage)
Moves: 1. e4 c5 2. Bc4 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd1 a6 6. a4 Bc5 7. Nf3 d6 8. c3
Bd7 9. O-O Nce7 10. Nd4 d5 11. exd5 Nxd5 12. Bxd5 exd5 13. Qe1+ Ne7 14. Qe5 O-O
15. Nd2 b5 16. a5 Re8 17. Qg3 Bc8 18. b4 Bd6 19. Qd3 Qc7 20. f4 Bxf4 21. N2f3
Bd6 22. Be3 Ng6 23. Bf2 Ne5 24. Nxe5 Bxe5 25. Bg3 Bxg3 26. Qxg3 Qxg3 27. hxg3
Re3 28. Rac1 Rxg3 29. Nf5 Bxf5 30. Rxf5 Rc8 31. Rxd5 Kf8 32. Kf2 Rgxc3 33. Rxc3
Rxc3 34. Rd8+ Ke7 35. Ra8 Rc6 36. Ra7+ Ke6 37. Ke3 g5 38. g4 h6 39. Kf3 f5 40.
gxf5+ Kxf5 41. Rf7+ Kg6 42. Ra7 Kh5 43. Kg3 g4 44. Rg7 Rg6 45. Rc7 Rg5 46. Rc6
Rg6 47. Rc5+ Rg5 48. Rc6 Rd5 49. Rxa6 Rd3+ 50. Kg2 g3 51. Rb6 Kh4 52. a6 Ra3
53. Rxh6+ Kg5 54. Rb6 Kf4 55. Rf6+ Ke5 56. Rb6 Kf4 57. Rf6+ Ke5 58. Rg6 Kd4 59.
Rxg3 *
Position (FEN): 8/8/P7/1p6/1P1k4/r5R1/6K1/8 b - - 0 59
Black to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 1674
Best move: Rxa6