Stefanie Tan defeated Katharina Lehnert 6-2 6-2 in the PHI vs SGP round robin on hard. The upset overturned the form book — Katharina Lehnert came in leading the head-to-head 1–0. Stefanie Tan claimed a first win over Katharina Lehnert in two meetings, levelling the head-to-head at 1–1.
Tan S. took it in straight sets.
Tan S. and Lehnert K. faced 1 of the same opponent in the last 12 months. Tan S. went 1–0 (100%) against them, Lehnert K. 0–1 (0%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Stefanie Tan beat Katharina Lehnert 6-2 6-2. Umpiry, "Stefanie Tan vs Katharina Lehnert — PHI vs SGP Round Robin", https://umpiry.com/match/2018-02-08/lehnert-vs-tan-phi-vs-sgp-rr?utm_source=cite (as of 8 February 2018).