Elvina Kalieva defeated Oleksandra Oliynykova 6-2 6-1 in the W40 Otocec quarter-final on clay. The upset overturned the form book — Oleksandra Oliynykova came in ranked #46, leading the head-to-head 1–0. Elvina Kalieva claimed a first win over Oleksandra Oliynykova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-08-14 | Cincinnati | R128 | hard | Oleksandra Oliynykova | 4-6 1-6 |
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Kalieva E.: 4 days rest · 1 match, 17 games (7d) · Oliynykova O.: 2 days rest · 2 matches, 30 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About