Chess puzzle (Equality)
Moves: 1. e4 g6 2. Nf3 Bg7 3. Be2 b6 4. c3 Bb7 5. d3 Nf6 6. O-O O-O 7. Nbd2 c5 8. Nc4
d5 9. exd5 Bxd5 10. Ne3 Bb7 11. h3 Nc6 12. Nh2 Qc7 13. Nhg4 Qd7 14. Qc2 Nd5 15.
Nxd5 Qxd5 16. Bf3 Qd7 17. Bh6 Rab8 18. Bxg7 Kxg7 19. Rad1 h5 20. Ne3 Ne5 21.
Bxb7 Rxb7 22. Nc4 Nxc4 23. dxc4 Qc6 24. Rd3 Qe6 25. b3 b5 26. cxb5 Rxb5 27. c4
Rb7 28. Rfd1 Rfb8 29. Rd5 Rc7 30. Kf1 Rbb7 31. Qc3+ Qf6 32. Qxf6+ exf6 33. g3
f5 34. f4 Rb8 35. Re1 Rbc8 36. Kf2 Ra8 37. Re2 a5 38. a4 Rb8 39. Re3 Rbb7 40.
h4 Rb6 41. Ke2 Kf6 42. Kd2 Rcc6 43. Kc3 Kg7 44. Ree5 f6 45. Re7+ Kf8 46. Ra7
Rc8 47. Rxa5 Re8 48. Raxc5 Re3+ 49. Rd3 Rxd3+ 50. Kxd3 Rxb3+ 51. Kd4 Rxg3 52.
a5 Ra3 53. Kd5 Ke7 54. Kc6 Ra1 55. Kb7 Kd6 56. Rc6+ Kd7 57. Rxf6 *
Position (FEN): 8/1K1k4/5Rp1/P4p1p/2P2P1P/8/8/r7 b - - 0 57
Black to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 1640
Best move: Rxa5