Few surprises at Madrid Open

Frenchwoman Marion Bartoli was the only seed to fall today as the first round of the Madrid Open got under way.

Canada's Aleksandra Wozniak saw off the 11th seed 7-6 (7/2) 6-2 to claim her place in round two in the Spanish capital.

Four Russians also clinched impressive straight-sets victories to advance today.

Third seed Elena Dementieva was a 6-4 6-1 winner against American Bethanie Mattek-Sands , unseeded pair Anna Chakvetadze and Alisa Kleybanova defeated Spanish wild cards Virginia Ruano Pascual (6-4 6-3) and Silvia Soler Espinosa (6-3 6-4) , and eighth seed Nadia Petrova was 6-0 2-1 up against Iveta Benesova when the Czech retired with a viral illness.

In other matches today, 15th seed Zheng Jie of China overcame Russian Maria Kirilenko 6-4 6-4 while Virginie Razzano of France battled to beat Thailand's Tamarine Tanasugarn 6-0 4-6 6-3.