Novak Djokovic advanced when George Chantouria retired 6-1 5-0 in the SRB vs GEO round robin.
Djokovic N. advanced when Chantouria G. retired.
Novak Djokovic beat George Chantouria 6-1 5-0 after George Chantouria retired. Umpiry, "Novak Djokovic vs George Chantouria — SRB vs GEO Round Robin", https://umpiry.com/match/2007-04-06/chantouria-vs-djokovic-srb-vs-geo-rr?utm_source=cite (as of 6 April 2007).