Rob Chess advanced when Mark Weaver retired 7-5 in the USA 4 Masters 2 round of 32.
Chess R. advanced when Weaver M. retired.
Rob Chess beat Mark Weaver 7-5 after Mark Weaver retired. Umpiry, "Rob Chess vs Mark Weaver — USA 4 Masters 2 Round of 32", https://umpiry.com/match/1996-07-19/chess-vs-weaver-usa-4-masters-2-r32?utm_source=cite (as of 19 July 1996).