Poland’s Agnieszka Radwanska will put her eight-match winning streak on the line when she faces Dominika Cibulkova in the final of the ATP/WTA Sydney International on Friday.

Top seed Radwanska needed seven match points on Thursday to down former winner Li Na and reach the final, remaining unbeaten in the early weeks of the new season ahead of next week’s Australian Open Grand Slam. Radwanska finally clinched a 6-3, 6-4 victory.

Slovakia’s Cibulkova became the first unseeded player in six years to reach the Sydney final when she ousted German second seed Angelique Kerber 6-2, 4-6, 6-3 in the other semifinal.

Bhupathi-Nestor lose

In the doubles quarterfinals, the fourth-seeded pair of Max Mirnyi and Horia Tecau defeated Mahesh Bhupathi and Daniel Nestor 6-3, 6-4.

Meanwhile, defending champion David Ferrer stormed into the semifinals of the Auckland ATP tournament, setting up an intriguing clash with resurgent Frenchman Gael Monfils for a spot in the decider.

The results: At Sydney: ATP/WTA International: Men: Quarterfinals: Julien Benneteau bt Ryan Harrison 6-4, 6-2; Kevin Anderson bt Denis Istomin 6-4, 6-3; Bernard Tomic bt Jarkko Nieminen 6-7(6), 6-4, 6-2; Andreas Seppi bt Marcel Granollers 6-4, 7-5. Women: Semifinals: Agnieszka Radwanska bt Li Na 6-3, 6-4; Dominika Cibulkova bt Angelique Kerber 6-2, 4-6, 6-3.

At Auckland: ATP Heineken Open: Quarterfinals: David Ferrer bt Lukas Lacko 6-2, 6-1; Gael Monfils bt Tommy Haas 3-6,7-5, 6-3; Philipp Kohlschreiber bt Xavier Malisse 7-6(6), 6-4; Sam Querrey bt Jesse Levine 6-4, 7-6(5).

At Melbourne: ATP Kooyong Classic: Promotion round: Lleyton Hewitt bt Tomas Berdych 6-3, 6-2. Consolation round: Milos Raonic bt Ivan Dodig 6-4, 6-4; Simone Bolelli bt Paul-Henri Mathieu 1-6, 6-4, 6-3.

At Hobart: WTA International: Quarterfinals: Elena Vesnina bt Jarmila Gajdosova 6-3, 6-2; Mona Barthel bt Tsvetana Pironkova 6-3, 6-3; Sloane Stephens bt Lauren Davis 6-3, 4-6, 7-5; Kirsten Flipkens bt Monica Niculescu 2-6, 6-4, 6-0.

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