Bowen Ouyang defeated Kento Takeuchi 7-6 6-4 in the Turkey F4 round of 16 on hard.
Ouyang B. took it in straight sets.
Bowen Ouyang beat Kento Takeuchi 7-6(6) 6-4. Umpiry, "Bowen Ouyang vs Kento Takeuchi — Turkey F4 Round of 16", https://umpiry.com/match/2013-01-28/ouyang-vs-takeuchi-turkey-f4-r16?utm_source=cite (as of 28 January 2013).