Alyona Sotnikova defeated Yuliya Kalabina 5-7 6-3 7-5 in the Kazan 50K qualifying round of 32 on hard. The upset overturned the form book — Yuliya Kalabina came in leading the head-to-head 1–0. Alyona Sotnikova claimed a first win over Yuliya Kalabina in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-09-02 | Moscow 25K | R32 | clay | Yuliya Kalabina | 6-2 6-4 |
Averages over each player's completed matches in the selected window (2 vs 1). ATP, WTA & Challenger.
wins 55% of points on serve vs Kalabina Y.
wins 54% of points on serve vs Sotnikova A.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About