Benjamin Lock defeated Markos Kalovelonis 6-4 6-4 in the M15 Tbilisi 1 round of 16 on hard.
Lock B. took it in straight sets.
Benjamin Lock beat Markos Kalovelonis 6-4 6-4. Umpiry, "Benjamin Lock vs Markos Kalovelonis — M15 Tbilisi 1 Round of 16", https://umpiry.com/match/2021-05-20/kalovelonis-vs-lock-m15-tbilisi-1-r16?utm_source=cite (as of 20 May 2021).