Rhyne Williams advanced when Boy Westerhof retired 6-2 3-2 in the Roland Garros qualifying round of 128.
Williams R. advanced when Westerhof B. retired.
Rhyne Williams beat Boy Westerhof 6-2 3-2 after Boy Westerhof retired. Umpiry, "Rhyne Williams vs Boy Westerhof — Roland Garros Qualifying Round of 128", https://umpiry.com/match/2013-05-21/westerhof-vs-williams-roland-garros-q128?utm_source=cite (as of 21 May 2013).