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BIEL, SWITZERLAND - APRIL 11 : Belinda Bencic in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy
![BIEL, SWITZERLAND - APRIL 10 : Belinda Bencic in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy BIEL, SWITZERLAND - APRIL 10 : Belinda Bencic in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy](https://c8.alamy.com/comp/J0MGGF/biel-switzerland-april-10-belinda-bencic-in-action-at-the-2017-ladies-J0MGGF.jpg)
BIEL, SWITZERLAND - APRIL 10 : Belinda Bencic in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy
![BIEL, SWITZERLAND - APRIL 11 : Belinda Bencic in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy BIEL, SWITZERLAND - APRIL 11 : Belinda Bencic in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy](https://c8.alamy.com/comp/J0MGE8/biel-switzerland-april-11-belinda-bencic-in-action-at-the-2017-ladies-J0MGE8.jpg)
BIEL, SWITZERLAND - APRIL 11 : Belinda Bencic in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy
![BIEL, SWITZERLAND - APRIL 11 : Sorana Cirstea in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy BIEL, SWITZERLAND - APRIL 11 : Sorana Cirstea in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy](https://c8.alamy.com/comp/J0MGFM/biel-switzerland-april-11-sorana-cirstea-in-action-at-the-2017-ladies-J0MGFM.jpg)
BIEL, SWITZERLAND - APRIL 11 : Sorana Cirstea in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy
![Czech teenager Marketa Vondrousova upsets Barbora Strykova to reach her first WTA final in Biel - UBITENNIS Czech teenager Marketa Vondrousova upsets Barbora Strykova to reach her first WTA final in Biel - UBITENNIS](https://www.ubitennis.net/wp-content/uploads/2017/04/marketa-vondrousova-biel.jpg)
Czech teenager Marketa Vondrousova upsets Barbora Strykova to reach her first WTA final in Biel - UBITENNIS
![BIEL, SWITZERLAND - APRIL 11 : Marie Bouzkova in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy BIEL, SWITZERLAND - APRIL 11 : Marie Bouzkova in action at the 2017 Ladies Open Biel WTA International tennis tournament Stock Photo - Alamy](https://c8.alamy.com/comp/J0MGEP/biel-switzerland-april-11-marie-bouzkova-in-action-at-the-2017-ladies-J0MGEP.jpg)