Martin Borisiouk defeated Gleb Blekher 6-2 6-4 in the M15 Kazan 1 qualifying round of 16 on hard.
Borisiouk M. took it in straight sets.
Martin Borisiouk beat Gleb Blekher 6-2 6-4. Umpiry, "Martin Borisiouk vs Gleb Blekher — M15 Kazan 1 Qualifying Round of 16", https://umpiry.com/match/2020-01-21/blekher-vs-borisiouk-m15-kazan-1-q16?utm_source=cite (as of 21 January 2020).