Boy Westerhof defeated Mateusz Kowalczyk 6-4 7-6 in the Umag qualifying round of 32 on clay.
Westerhof B. took it in straight sets.
Boy Westerhof beat Mateusz Kowalczyk 6-4 7-6(4). Umpiry, "Boy Westerhof vs Mateusz Kowalczyk — Umag Qualifying Round of 32", https://umpiry.com/match/2010-07-24/kowalczyk-vs-westerhof-umag-q32?utm_source=cite (as of 24 July 2010).