Anna Lena Groenefeld defeated Karolina Sprem 6-3 6-7 6-2 in the CRO vs GER round robin on clay. The upset overturned the form book — Karolina Sprem came in leading the head-to-head 1–0. Anna Lena Groenefeld claimed a first win over Karolina Sprem in two meetings, levelling the head-to-head at 1–1.
Groenefeld A. came through in three sets.
Groenefeld A. and Sprem K. faced 4 of the same opponents in the last 12 months. Groenefeld A. went 2–2 (50%) against them, Sprem K. 1–3 (25%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 4 common opponents — small sample, treat as indicative.
Clay: Groenefeld A. leads 1–0 · Grass: Sprem K. leads 1–0
Anna Lena Groenefeld beat Karolina Sprem 6-3 6-7 6-2. Umpiry, "Anna Lena Groenefeld vs Karolina Sprem — CRO vs GER Round Robin", https://umpiry.com/match/2005-07-09/groenefeld-vs-sprem-cro-vs-ger-rr?utm_source=cite (as of 9 July 2005).