Karolina Sprem defeated Aravane Rezai 6-2 7-6 in the Torhout 100K semi-final on hard. The upset overturned the form book — Aravane Rezai came in leading the head-to-head 1–0. Karolina Sprem claimed a first win over Aravane Rezai in two meetings, levelling the head-to-head at 1–1.
Sprem K. took it in straight sets.
Sprem K. and Rezai A. faced 3 of the same opponents in the last 12 months. Sprem K. went 3–0 (100%) against them, Rezai A. 0–3 (0%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 3 common opponents — small sample, treat as indicative.
Karolina Sprem beat Aravane Rezai 6-2 7-6(5). Umpiry, "Karolina Sprem vs Aravane Rezai — Torhout 100K Semi-final", https://umpiry.com/match/2009-04-06/rezai-vs-sprem-torhout-100k-sf?utm_source=cite (as of 6 April 2009).