Duck Hee Lee defeated Hynek Barton 6-2 6-3 in the M15 Singapore 1 round of 16 on hard.
Lee D. took it in straight sets.
Duck Hee Lee beat Hynek Barton 6-2 6-3. Umpiry, "Duck Hee Lee vs Hynek Barton — M15 Singapore 1 Round of 16", https://umpiry.com/match/2023-04-06/barton-vs-lee-m15-singapore-1-r16?utm_source=cite (as of 6 April 2023).