Top seed Sara Errani of Italy reached the Budapest Grand Prix quarter-finals for a second straight year after overcoming Hungarian qualifier Melinda Czink 6-4, 1-6, 6-1 on Wednesday.
The second-round win set her up against compatriot Alberta Brianti, who defeated Lesia Tsurenko of the Ukraine 5-7, 7-5, 6-4 in a three-hour encounter.
Elena Vesnina of Russia ousted second-seeded Ksenia Pervak of Kazakhstan 6-2, 6-3.
“I tried to be creative and served a good percentage in,” Vesnina said.
Fourth seed Klara Zakopalova of the Czech Republic also lost 6-3, 6-3 to compatriot Barbora Zahlavova Strycova, who will take on Marina Erakovic of New Zealand for a place in the semi-finals.
Sixth-seeded Petra Martic of Croatia beat Taiwan’s Hsieh Su-wei 6-4, 6-1 and she meets Vesnina next, while the other quarter-final features Aleksandra Wozniak of Canada against Anna Tatishvili of Georgia.
Seeded players Andreas Seppi, David Nalbandian and Gilles Muller won in straight sets to advance to the quarter-finals of the Serbia Open on Wednesday.
Second seed Seppi defeated Ivan Dodig of Croatia 6-4, 6-4, No. 4 Nalbandian beat qualifier Aljaz Bedene 6-4, 6-3 and No. 8 Muller downed Eduardo Schwank 6-3, 7-6 (7/0).
Joao Souza of Brazil also advanced after wild-card Dusan Lajovic retired because of an ankle injury.
AP, MUNICH, GERMANY
German veteran Tommy Haas beat top-seeded Jo-Wilfried Tsonga of France 6-1, 6-4 on Wednesday to reach the quarter-finals of the BMW Open.
Tsonga was making his debut in the clay-court event and had a bye into the second round, but he has never won a title on clay and was outclassed by the 134th-ranked German, who was once world No. 2. Tsonga is world No. 5, but never had a break point against Haas.
Third-seeded Marin Cilic of Croatia cruised past Germany’s Matthias Bachinger 6-3, 6-2 to reach the last eight.
Sixth seed Milkhail Youzhny of Russia, the 2010 Munich champion, downed Santiago Giraldo of Colombia 6-7 (2/7), 6-4, 6-4.
Eighth seed Marcos Baghdatis of Cyprus rallied to beat German qualifier Dustin Brown 1-6, 6-4, 6-1.