Dae Soung Oh defeated Jea Moon Lee 6-0 6-3 in the Korea F2 qualifying round of 16 on hard. The upset overturned the form book — Jea Moon Lee came in leading the head-to-head 1–0, but Dae Soung Oh had been the form player, winning 4 of their last 7 on hard. Dae Soung Oh claimed a first win over Jea Moon Lee in two meetings, levelling the head-to-head at 1–1.
Soung Oh D. took it in straight sets.
Dae Soung Oh beat Jea Moon Lee 6-0 6-3. Umpiry, "Dae Soung Oh vs Jea Moon Lee — Korea F2 Qualifying Round of 16", https://umpiry.com/match/2014-04-28/lee-vs-oh-korea-f2-q16?utm_source=cite (as of 28 April 2014).