Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. e3 h6 5. Bh4 a6 6. Bd3 d5 7. O-O O-O 8. c4
Nbd7 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. a3 c5 12. Nbd2 cxd4 13. Nxd4 N7f6 14. Rc1
Bd7 15. Ne4 Rac8 16. Nxf6+ Qxf6 17. Qe2 Nf4 18. exf4 Qxd4 19. Qe4 Qxe4 20. Bxe4
Bb5 21. Rfe1 b6 22. g3 Rc4 23. Rxc4 Bxc4 24. Rc1 b5 25. b4 Rd8 26. Kg2 f5 27.
Bb7 Rd3 28. Ra1 Bd5+ 29. Bxd5 exd5 30. Kf1 Kf7 31. Ke2 Rc3 32. Ra2 Ke6 33. Kd2
d4 34. a4 Kd5 35. axb5 axb5 36. Ra7 Kc4 37. Rxg7 Kxb4 38. Rd7 Kc4 39. Rc7+ Kb3
40. Rd7 Rc2+ 41. Kd3 Rxf2 42. Rxd4 Rxh2 43. Rd5 Rh3 *
Position (FEN): 8/8/7p/1p1R1p2/5P2/1k1K2Pr/8/8 w - - 2 44
White to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 689
Best move: Rxb5+