Wojciech Marek defeated Daniel Siniakov 6-0 6-4 in the M25 Prague 1 qualifying round of 64 on clay.
Marek W. took it in straight sets.
Wojciech Marek beat Daniel Siniakov 6-0 6-4. Umpiry, "Wojciech Marek vs Daniel Siniakov — M25 Prague 1 Qualifying Round of 64", https://umpiry.com/match/2020-09-13/marek-vs-siniakov-m25-prague-1-q64?utm_source=cite (as of 13 September 2020).