Singapore: Indo-Swiss pair of Sania Mirza and Martina Hingis continued their winning streak to 20 matches as the duo beat Timea Babos and Kristina Mladenovic to reach the semifinals of the BNP Paribas WTA Finals Singapore here on Friday.

The No.1-seeded Hingis and Mirza Hingis and Mirza lifted their game when it mattered and got the better of No.4-seeded pair in 90 minutes, 6-4, 7-5.

Now the Indo-Swiss pair is just two wins away from their ninth WTA doubles title since they started playing together eight months ago. Hingis and Mirza will play the No.3 seeds, Chan Hao-Ching and Chan Yung-Jan, in the semifinals.

Meanwhile, in the last round robin match of the doubles, No.6 seeds Raquel Kops-Jones and Abigail Spears defeated No.7 seeds Andrea Hlavackova and Lucie Hradecka, 6-3, 3-6, 11-9. But it was Hlavackova and Hradecka who ended up advancing to the semifinals, and the Czechs will play No.8 seeds Garbiñe Muguruza and Carla Suárez Navarro for a place in the final on Saturday.

Inputs from www.wtatennis .com