Marko Tkalec defeated Michael Lammer 6-3 6-7 6-4 in the Basel qualifying round of 16 on hard. The upset overturned the form book — Michael Lammer came in leading the head-to-head 1–0. Marko Tkalec claimed a first win over Michael Lammer in two meetings, levelling the head-to-head at 1–1.
Tkalec M. came through in three sets.
Hard: Tkalec M. leads 1–0 · Clay: Lammer M. leads 1–0
Marko Tkalec beat Michael Lammer 6-3 6-7(6) 6-4. Umpiry, "Marko Tkalec vs Michael Lammer — Basel Qualifying Round of 16", https://umpiry.com/match/2007-10-21/lammer-vs-tkalec-basel-q16?utm_source=cite (as of 21 October 2007).