Michael Kohlmann defeated Johan Alven 6-4 6-3 in the Greece 1 Masters 3 round of 32 on hard. The upset overturned the form book — Johan Alven came in leading the head-to-head 1–0. Michael Kohlmann claimed a first win over Johan Alven in two meetings, levelling the head-to-head at 1–1.
Kohlmann M. took it in straight sets.
Michael Kohlmann beat Johan Alven 6-4 6-3. Umpiry, "Michael Kohlmann vs Johan Alven — Greece 1 Masters 3 Round of 32", https://umpiry.com/match/1997-03-08/alven-vs-kohlmann-greece-1-masters-3-r32?utm_source=cite (as of 8 March 1997).