Courtney John Lock defeated Alexey Dubinin 6-2 6-2 in the M15 Maputo 1 qualifying round of 16 on hard.
Lock C. took it in straight sets.
Courtney John Lock beat Alexey Dubinin 6-2 6-2. Umpiry, "Courtney John Lock vs Alexey Dubinin — M15 Maputo 1 Qualifying Round of 16", https://umpiry.com/match/2019-11-04/dubinin-vs-lock-m15-maputo-1-q16?utm_source=cite (as of 4 November 2019).