Chess puzzle (Equality)
Moves: 1. c4 d6 2. Nc3 g6 3. e3 Nf6 4. Nf3 Bg7 5. Qa4+ Bd7 6. Qb3 O-O 7. Qxb7 Nc6 8.
Qb3 Be6 9. a3 Rb8 10. Qc2 Na5 11. Nb5 a6 12. Nbd4 Bd7 13. b4 Nb7 14. Bb2 e5 15.
Nb3 Bf5 16. d3 e4 17. Nfd4 exd3 18. Bxd3 Bxd3 19. Qxd3 Qe8 20. Nd2 Nd7 21. O-O
c5 22. Nc6 Bxb2 23. Ra2 Rc8 24. Rxb2 Rxc6 25. b5 axb5 26. cxb5 Rc8 27. a4 Ne5
28. Qe2 c4 29. Rc2 d5 30. Ra1 Ra8 31. Rca2 Nd7 32. Nf3 Ndc5 33. Nd4 Na5 34. Qf3
Nab3 35. Nxb3 Nxb3 36. Rd1 Rd8 37. Rxd5 Rxd5 38. Qxd5 Qd8 39. Qxc4 Qd1+ 40. Qf1
Qxf1+ 41. Kxf1 Nc1 42. Ra3 Rc8 43. Ke1 Rd8 44. a5 Nd3+ 45. Ke2 Nc5 46. a6 Ra8
47. b6 Rxa6 48. Rxa6 *
Position (FEN): 6k1/5p1p/RP4p1/2n5/8/4P3/4KPPP/8 b - - 0 48
Black to move.
Themes:  Endgame  
Puzzle rating: 582
Best move: Nxa6