Ti Chen defeated David Volfson 3-6 6-4 6-4 in the Turkey F19 round of 16 on hard.
Chen T. came through in three sets.
Ti Chen beat David Volfson 3-6 6-4 6-4. Umpiry, "Ti Chen vs David Volfson — Turkey F19 Round of 16", https://umpiry.com/match/2015-05-11/chen-vs-volfson-turkey-f19-r16?utm_source=cite (as of 11 May 2015).