Martin Blackman advanced when Salvador Colvee retired 3-6 6-3 1-0 in the Caribbean 1 Masters 1 round of 32.
Blackman M. advanced when Colvee S. retired.
Martin Blackman beat Salvador Colvee 3-6 6-3 1-0 after Salvador Colvee retired. Umpiry, "Martin Blackman vs Salvador Colvee — Caribbean 1 Masters 1 Round of 32", https://umpiry.com/match/1991-03-30/blackman-vs-colvee-caribbean-1-masters-1-r32?utm_source=cite (as of 30 March 1991).