Illya Marchenko defeated Lukasz Kubot 6-2 6-2 in the Australian Open qualifying round of 32 on hard. The upset overturned the form book — Lukasz Kubot came in defending last year's round of 128.
Marchenko I. took it in straight sets.
Marchenko I. and Kubot L. faced 2 of the same opponents in the last 12 months. Marchenko I. went 0–2 (0%) against them, Kubot L. 1–1 (50%).
Only 2 common opponents — too few for any conclusion. Shown without assessment.
Illya Marchenko beat Lukasz Kubot 6-2 6-2. Umpiry, "Illya Marchenko vs Lukasz Kubot — Australian Open Qualifying Round of 32", https://umpiry.com/match/2015-01-17/kubot-vs-marchenko-australian-open-q32?utm_source=cite (as of 17 January 2015).