Yong Min Kwon defeated Sean Ferreira 7-6 6-4 in the USA 2 Masters 2 round of 32 on hard.
Kwon Y. took it in straight sets.
Yong Min Kwon beat Sean Ferreira 7-6 6-4. Umpiry, "Yong Min Kwon vs Sean Ferreira — USA 2 Masters 2 Round of 32", https://umpiry.com/match/1991-04-29/ferreira-vs-kwon-usa-2-masters-2-r32?utm_source=cite (as of 29 April 1991).