Yannick Mertens defeated Robin Olin 6-1 6-3 in the Stockholm qualifying round of 16 on hard.
Mertens Y. took it in straight sets.
Yannick Mertens beat Robin Olin 6-1 6-3. Umpiry, "Yannick Mertens vs Robin Olin — Stockholm Qualifying Round of 16", https://umpiry.com/match/2012-10-14/mertens-vs-olin-stockholm-q16?utm_source=cite (as of 14 October 2012).