Daniil Ostapenkov defeated Diego Schwartzman 6-4 6-3 in the ARG vs BLR round robin on clay.
Ostapenkov D. took it in straight sets.
Daniil Ostapenkov beat Diego Schwartzman 6-4 6-3. Umpiry, "Daniil Ostapenkov vs Diego Schwartzman — ARG vs BLR Round Robin", https://umpiry.com/match/2021-09-18/ostapenkov-vs-schwartzman-arg-vs-blr-rr?utm_source=cite (as of 18 September 2021).