Stanislav Korshunov defeated Anton Chekhov 4-6 6-4 6-2 in the Turkey F47 qualifying round of 16 on hard. The upset overturned the form book — Anton Chekhov came in leading the head-to-head 1–0, but Stanislav Korshunov had been the form player, winning 4 of their last 7 on hard. Stanislav Korshunov claimed a first win over Anton Chekhov in two meetings, levelling the head-to-head at 1–1.
Korshunov S. came through in three sets.
Hard: Korshunov S. leads 1–0 · Clay: Chekhov A. leads 1–0
Stanislav Korshunov beat Anton Chekhov 4-6 6-4 6-2. Umpiry, "Stanislav Korshunov vs Anton Chekhov — Turkey F47 Qualifying Round of 16", https://umpiry.com/match/2016-11-21/chekhov-vs-korshunov-turkey-f47-q16?utm_source=cite (as of 21 November 2016).