Matthew Macmahon defeated Fernon Wibier 6-1 2-6 6-4 in the Australia 3 Masters 3 round of 32 on clay.
Macmahon M. came through in three sets.
Matthew Macmahon beat Fernon Wibier 6-1 2-6 6-4. Umpiry, "Matthew Macmahon vs Fernon Wibier — Australia 3 Masters 3 Round of 32", https://umpiry.com/match/1991-10-07/macmahon-vs-wibier-australia-3-masters-3-r32?utm_source=cite (as of 7 October 1991).