Top two seeds advance in Kremlin Cup

MOSCOW, Oct. 20 (UPI) -- Vera Zvonareva and Jelena Jankovic, the top two seeds, took different routes Tuesday into the second round of the Kremlin Cup.

The top-seeded Zvonareva coasted past Ioana Raluca Olaru 6-2, 6-2 to set up a second-round meeting with qualifier Tsvetana Pironkova.

Jankovic struggled to get past Yaroslava Shvedova 6-4, 5-7, 6-1. Jankovic will meet Lucie Safarova in the second round.

Pironkova advanced by outlasting Anastasia Pavlyuchenkova 6-3, 2-6, 6-4. Safarova won her first-round match Monday.

Aleksandra Wozniak also moved on when her opponent, Sara Errani, retired prior to the start of the second set. Wozniak had won the first set 6-1.