Benjamin Lock defeated Altug Celikbilek 6-4 1-6 6-3 in the TUR vs ZIM round robin on hard.
Lock B. came through in three sets.
Benjamin Lock beat Altug Celikbilek 6-4 1-6 6-3. Umpiry, "Benjamin Lock vs Altug Celikbilek — TUR vs ZIM Round Robin", https://umpiry.com/match/2018-02-03/celikbilek-vs-lock-tur-vs-zim-rr?utm_source=cite (as of 3 February 2018).