Oleksandra Oliynykova defeated Arabella Koller 6-4 6-3 in the W15 Telde 3 quarter-final on clay. The result followed the form book — Oleksandra Oliynykova came in leading the head-to-head 1–0. Oleksandra Oliynykova extended the head-to-head to 2–0.
Oliynykova O. took it in straight sets.
Oleksandra Oliynykova beat Arabella Koller 6-4 6-3. Umpiry, "Oleksandra Oliynykova vs Arabella Koller — W15 Telde 3 Quarter-final", https://umpiry.com/match/2023-04-21/koller-vs-oliynykova-w15-telde-3-qf?utm_source=cite (as of 21 April 2023).