Ivan Karlo Ban defeated T. Heger 6-3 2-6 10-8 in the M15 Opatija 1 qualifying round of 64 on clay.
Ban I. came through in three sets.
Ivan Karlo Ban beat T. Heger 6-3 2-6 10-8. Umpiry, "Ivan Karlo Ban vs T. Heger — M15 Opatija 1 Qualifying Round of 64", https://umpiry.com/match/2021-03-21/ban-vs-heger-m15-opatija-1-q64?utm_source=cite (as of 21 March 2021).