Top-seed Elise Mertens advanced to the quarter-finals of the Istanbul Open on Thursday. The Belgian beat Viktorija Golubic of Switzerland 6-4, 4-6, 6-1 in two hours and 16 minutes. Mertens converted six of the 11 break points on Golubic’s serve while saving three of the six break points she faced.
She finished the match with 89 points to Golubic’s 76. In the quarter-finals, Mertens will take on Katerina Siniakova who came through her round-of-16 clash on Wednesday. Third seed Veronika Kudermetova and Ana Bogdan set up the second quarter-final in the top half.
The Russian defeated Kaia Kanepi 6-4, 6-3 in an hour and 28 minutes. Kudermetova was broken just once in the course of the match in the opening set. She, however, broke the Estonian four times to put herself firmly ahead in the match.
Meanwhile, Bogdan caused the lone upset of the day by ousting Barbora Krejcikova of the Czech Republic in their third-round match. The Romanian won in straight sets 6-3, 6-3 in an hour and 21 minutes. France’s Fiona Ferro, meanwhile, claimed the last quarter-final berth in the second half of the draw.
Ferro won against former world no. Vera Zvonareva 6-3, 6-3 in an hour and 29 minutes. Ferro will play Sorana Cirstea for a place in the semi-finals.
Istanbul Open: Seeds take charge in doubles
In doubles, the top-seeded duo of Kudermetova and Mertens defeated the Slovenian-Russian team of Dalila Jakupovic and Yana Sizikova 6-4, 4-6, 10-8 to reach the semi-finals.
In the semi-finals, the Russian-Belgian pairing will face off against the Russian fourth-seeded team of Anastasia Pavlyuchenkova and Anastasia Potapova. Pavlyuchenkova and Potapova defeated the Swiss-Russian pair of Viktorija Golubic and Alexandra Panova.
In the other doubles quarter-final at the Istanbul Open, the Polish-German team of Paula Kania-Chodun and Julia Wachaczyk got past the Belarusian-Romanian team of Lidziya Marozawa and Andreea Mitu 2-6, 6-1, 10-3. In the semi-finals, they await either the Russian team of Elena Vesnina and Vera Zvonareva or the second-seeded, Japanese duo of Nao Hibino and Makoto Ninomiya.