Chess puzzle (Equality)
Moves: 1. g3 Nf6 2. Bg2 g6 3. Nf3 d5 4. O-O Bg7 5. d3 O-O 6. c3 c5 7. Bg5 Nc6 8. Na3
Bg4 9. Nc2 d4 10. c4 e5 11. h3 Be6 12. a3 e4 13. Nfe1 e3 14. fxe3 h6 15. Bxf6
Bxf6 16. Bxc6 bxc6 17. Kg2 Qd7 18. Rxf6 Bxh3+ 19. Kh2 Qg4 20. Rf4 Qe6 21. exd4
Rfe8 22. Re4 Qf5 23. Rf4 Qh5 24. Rh4 Qf5 25. Rxh3 Qf2+ 26. Ng2 Rxe2 27. Ne1
Rae8 28. Rh4 Rd2 29. Rf4 Rxd1 30. Rxf2 Rxa1 31. dxc5 Rexe1 32. Nxe1 Rxe1 33.
Rd2 Kf8 34. d4 Ke7 35. d5 Kd7 36. b4 a6 37. a4 Rb1 38. b5 axb5 39. cxb5 cxb5
40. c6+ Kd6 41. axb5 *
Position (FEN): 8/5p2/2Pk2pp/1P1P4/8/6P1/3R3K/1r6 b - - 0 41
Black to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 1459
Best move: Rxb5