Qualifying action has started at the TEB BNP Paribas Istanbul Cup as 19-year-old Turkish young talent Ipek Oz scored the best win of her career at the Spor Toto Tennis Park in Esenyurt.

Displaying a brilliant performance against world no. 145 Fanny Stollar, Oz dropped only four games to win the 66-minute encounter 6-3, 6-1. She next faces Ana Bogdan to reach the main draw.

It was a good day at the office for top seed of qualifying Veronika Kudermetova, defeating Giuliana Olmos in straight sets 7-6, 6-1. Ranked 76th in the world, Kudermetova will play Martina Di Guiseppe.

Three home players failed to advance as Ipek Soylu oused by Ivana Jorovic 6-1, 3-6, 6-2; Berfu Cengiz lost to Kateryna Kozlova 6-0, 6-2; Zeynep Sonmez eliminated by Julia Glushko 6-3, 6-2.