Chess puzzle (Advantage)
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. Be3 Qb6 5. b3 Nc6 6. Nf3 cxd4 7. Bxd4 Nxd4 8.
Qxd4 Qxd4 9. Nxd4 Bc5 10. c3 Bd7 11. Be2 Nh6 12. O-O a6 13. b4 Bxd4 14. cxd4
Nf5 15. Rd1 Ke7 16. Nc3 f6 17. a3 Rac8 18. Rac1 Rc6 19. b5 axb5 20. Nxb5 Rxc1
21. Rxc1 Bxb5 22. Bxb5 Nxd4 23. Rc7+ Kd8 24. Rxb7 Nxb5 25. Rxb5 Kc7 26. f4 Rb8
*
Position (FEN): 1r6/2k3pp/4pp2/1R1pP3/5P2/P7/6PP/6K1 w - - 1 27
White to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 1858
Best move: Rxb8