Ti Chen defeated Makoto Ochi 6-4 6-4 in the China F11 round of 16 on hard.
Chen T. took it in straight sets.
Ti Chen beat Makoto Ochi 6-4 6-4. Umpiry, "Ti Chen vs Makoto Ochi — China F11 Round of 16", https://umpiry.com/match/2015-07-20/chen-vs-ochi-china-f11-r16?utm_source=cite (as of 20 July 2015).