Sang Hoon Lee defeated Han Cheol Shin 6-2 6-4 in the Korea Masters 1 qualifying round on clay. The upset overturned the form book — Han Cheol Shin came in leading the head-to-head 2–1. That levelled the head-to-head at 2–2.
Hoon Lee S. took it in straight sets.
Clay: Hoon Lee S. leads 2–1 · Hard: Cheol Shin H. leads 1–0
Sang Hoon Lee beat Han Cheol Shin 6-2 6-4. Umpiry, "Sang Hoon Lee vs Han Cheol Shin — Korea Masters 1 Qualifying Round", https://umpiry.com/match/1997-05-24/lee-vs-shin-korea-masters-1-qf?utm_source=cite (as of 24 May 1997).