Oksana Kalashnikova defeated Sofia Shapatava 6-2 6-3 in the Astana 50K round of 16 on hard. The result followed the form book — Oksana Kalashnikova came in leading the head-to-head 3–0. Oksana Kalashnikova extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-11 | Kharkiv 25K | SF | carpet | Oksana Kalashnikova | 6-3 6-2 |
| 2009-09-28 | Tbilisi 25K | F | clay | Oksana Kalashnikova | 4-6 6-3 6-2 |
| 2009-09-21 | Telavi 25K | R16 | clay | Oksana Kalashnikova | 7-6(7) 6-4 |
Averages over each player's completed matches in the selected window (35 vs 200). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About