Cibulkova crashes out
Dominika Cibulkova lost 6-4, 6-4 to Garbine Muguruza at the Netherlands Open in Rosmalen on Thursday.
Simona Halep, meanwhile, defeated Lesia Tsurenko 6-3, 6-1 to set up a semifinal with Carla Suarez Navarro, who came from a set down to beat Tsvetana Pironkova 2-6, 6-4, 6-4.
Kirsten Flipkens overcame a sore back to stop last year's finalist Urszula Radwanska 6-4, 6-4. She'll play Muguruza in the semifinal.
Flipkens was up 3-2 in the second set when she called for a medical timeout and received treatment on her back.