Moscow: Samantha Stosur of Australia advanced to the second round of the Kremlin Cup by beating Kaia Kanepi of Estonia 6-3, 6-1, here, on Wednesday.
Stosur, coming off her second title this season and fifth of her career, converted four of 11 break opportunities.
“Kaia was a really dangerous opponent,” she said. “I really tried to start the match well, on top.”
A finalist last year, Stosur will next play Alize Cornet.
Two-time Grand Slam champion Svetlana Kuznetsova advanced to the quarter finals by beating Sofia Arvidsson 6-2, 7-5.
The 23rd-ranked Kuznetsova overcame an early break in the second set and earned the victory on her third match point. “I was hurrying a bit and wanted to play more aggressively, and thus made more mistakes,” Kuznetsova said. “But I can say that now, by the end of the season, I am playing much better.”
In the men’s second round, defending champion Andreas Seppi broke Paolo Lorenzi twice in the second set to win 6-3, 6-2.
In the quarter finals, the second-seeded Seppi will face Edouard Roger-Vasselin, who ousted Sergiy Stakhovsky 7-5, 7-5.
Earlier, Alisa Kleybanova advanced to her first quarter final since being treated for cancer, beating the sixth-seeded Carla Suarez Navarro 7-6 (2), 6-4.