Svitolina, Rybarikova and Sevastova all suffered shock losses in the first round, while Pliskova, Radwanska and Venus Williams survived.
Petra Kvitova won the Birmingham Classic for the second year in succession by beating Magdalena Rybarikova in three sets.
Rybarikova finally beat close friend Strycova after three straight losses, then discussed the challenge of taking on Kvitova in the final.
Magdalena Rybarikova breezed to a comfortable straight-sets victory over Dalila Jakupovic to set up a semi-final with Barbora Strycova.
Magdalena Rybarikova explained that the key to her game is clarity of thought, and she finds it easier to find this on grass.
Magdalena Rybarikova thrashed Karolina Pliskova 6-2 6-3 to set up a second round clash with Kristina Mladenovic in Birmingham.
Angelique Kerber thrashed Petra Kvitova 6-3 6-2, while Simona Halep fought back from a set down to beat Magdalena Rybarikova 4-6 6-2 6-3.
Second seed Caroline Wozniacki’s quest for a maiden Grand Slam title continues as she booked her place in her 10th Grand Slam quarterfinal with a comprehensive...
2015 finalist and 14th seed Garbiñe Muguruza put up a dominant display of power tennis to crush Slovak cinderella Magdalena Rybarikova 6-1, 6-1 to advance to her...
Johanna Konta has become the first British woman to reach the final in Nottingham when it has been a WTA event since Virginia Wade in 1973...