Yastremska upended by Bartunkova in Transylvania
Nikola Bartunkova beat Dayana Yastremska 7-5, 6-4 on Monday. She’ll face the winner of the match between Romanian Ana Bogdan, the No 5 seed, and Bulgarian Viktoriya Tomova in the next round

Wildcard Nikola Bartunkova defeated Ukrainian Dayana Yastremska 7-5, 6-4 to move into the second round of the Transylvania Open at the BTarena in Cluj-Napoca on Monday.
Bartunkova, ranked No 289, will face the winner of the match between Romanian Ana Bogdan, the No 5 seed, and Bulgarian Viktoriya Tomova next.
Cluj-Napoca WTA 250, other first-round results (BTarena, USD 259.303, most recent results first):
- Elena-Gabriela Ruse vs. Alycia Parks
- Anna Bondar vs. Anastasiya Soboleva
- Emiliana Arango vs. Jessika Ponchet
- Yanina Wickmayer vs. Jil Teichmann
- Ana Bogdan vs. Viktoriya Tomova
- Leolia Jeanjean vs. Tamara Korpatsch
- Anna-Lena Friedsam vs. Ilona Georgiana Ghioroaie
- Greet Minnen vs. Daria Snigur
- Celine Naef vs. Jaqueline Cristian
- Sorana Cirstea vs. Eva Lys
- Patricia Maria Tig vs. Martha Matoula
- Miriam Bulgaru vs. Ipek Oz
- Ankita Raina vs. Jodie Burrage
- Ekaterina Makarova vs. Kateryna Baindl: monday
- Rebeka Masarova (4) beat Noma Noha Akugue: 6-4, 6-0