Following are the results from the Beijing Olympic tennis event on Wednesday (prefix number denotes seeding):

Men's singles third round:

1-Roger Federer, Switzerland, bt 17-Tomas Berdych, Czech Republic, 6-3, 7-6 (7-4)

Paul-Henri Mathieu, France, bt 15-Nicolas Kiefer, Germany, 6-3, 7-5

12-Fernando Gonzalez, Chile, bt Olivier Rochus, Belgium, 6-0, 6-3

3-Novak Djokovic, Serbia, bt 13-Mikhail Youzhny, Russia, 7-6 (7-3), 6-3

Jurgen Melzer, Austria, bt Lu Yen-Hsun, Chinese Taipei, 6-2, 6-4

2-Rafael Nadal, Spain, bt Igor Andreev, Russia, 6-4, 6-2

Men's doubles second round:

Simon Aspelin/Thomas Johansson, Sweden, bt 5-Nicolas Almagro/David Ferrer, Spain, 7-6 (8-6), 6-4

7-Mahesh Bhupathi/Leander Paes, India, bt Marcelo Melo/Andre Sa, Brazil, 6-4, 6-2

Women's singles third round:

9-Vera Zvonareva, Russia, bt Francesca Schiavone, Italy, 7-6 (7-4), 6-4

Sybille Bammer, Austria, bt Lucie Safarova, Czech Republic, 7-5, 6-4

6-Dinara Safina, Russia, bt Zheng Jie, China, 6-4, 6-3

7-Venus Williams, United States, bt 12-Victoria Azarenka, Belarus, 6-3, 6-2

Li Na, China, bt Kaia Kanepi, Estonia, 4-6, 6-2, 6-0

Women's doubles second round:

6-Alona Bondarenko/Kateryna Bondarenko, Ukraine, bt Olga Govortsova/Darya Kustova, Belarus, 6-1, 6-3

Women's doubles first round:

Samantha Stosur/Rennae Stubbs, Australia, bt Petra Kvitova/Lucie Safarova, Czech Republic, 6-1, 6-0

Ayumi Morita/Ai Sugiyama, Japan, bt Greta Arn/Agnes Szavay, Hungary, 6-3, 6-3

(Xinhua News Agency August 13, 2008)