Hong Chung defeated Sang Oh Oh 6-3 6-1 in the Korea F2 qualifying round of 64 on hard.
Chung H. took it in straight sets.
Hong Chung beat Sang Oh Oh 6-3 6-1. Umpiry, "Hong Chung vs Sang Oh Oh — Korea F2 Qualifying Round of 64", https://umpiry.com/match/2014-04-28/chung-vs-oh-korea-f2-q64?utm_source=cite (as of 28 April 2014).