Mark Leschly advanced when Mark Greenan retired 6-3 3-6 5-0 in the Caribbean 2 Masters 4 semi-final.
Leschly M. advanced when Greenan M. retired.
Mark Leschly beat Mark Greenan 6-3 3-6 5-0 after Mark Greenan retired. Umpiry, "Mark Leschly vs Mark Greenan — Caribbean 2 Masters 4 Semi-final", https://umpiry.com/match/1991-04-28/greenan-vs-leschly-caribbean-2-masters-4-sf?utm_source=cite (as of 28 April 1991).