Tennis: WTA Dubai Open results - collated

Collated results on the fourth day of the WTA Dubai Open on Thursday (x denotes seeding):

Quarter-finals

Venus Williams (USA) bt Flavia Pennetta (ITA) 6-3, 7-5

Caroline Wozniacki (DENx8) bt Sorana Cirstea (ROM) 6-1, 6-2

Serena Williams (USAx1) bt Jelena Jankovic (SRBx5) 6-2, 6-2

Alize Cornet (FRA) bt Carla Suarez Navarro (ESP) 7-5, 6-3

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