Maria Elena Camerin defeated Alina Jidkova 6-2 6-2 in the Pittsburgh 50K semi-final on hard. The upset overturned the form book — Alina Jidkova came in leading the head-to-head 1–0. Maria Elena Camerin claimed a first win over Alina Jidkova in two meetings, levelling the head-to-head at 1–1.
Camerin M. took it in straight sets.
Camerin M. and Jidkova A. faced 3 of the same opponents in the last 12 months. Camerin M. went 1–2 (33%) against them, Jidkova A. 3–0 (100%). Jidkova A. came out better against 2 of 3 comparable opponents, Camerin M. against 0.
Only 3 common opponents — small sample, treat as indicative.
Maria Elena Camerin beat Alina Jidkova 6-2 6-2. Umpiry, "Maria Elena Camerin vs Alina Jidkova — Pittsburgh 50K Semi-final", https://umpiry.com/match/2002-11-04/camerin-vs-jidkova-pittsburgh-50k-sf?utm_source=cite (as of 4 November 2002).