Seong Hoon Choi defeated Nam Ju Bae 6-3 7-6 in the Korea Masters 4 round of 32 on clay.
Hoon Choi S. took it in straight sets.
Seong Hoon Choi beat Nam Ju Bae 6-3 7-6. Umpiry, "Seong Hoon Choi vs Nam Ju Bae — Korea Masters 4 Round of 32", https://umpiry.com/match/1991-05-20/bae-vs-choi-korea-masters-4-r32?utm_source=cite (as of 20 May 1991).