MADRID, May 8 (Xinhua) -- Following are the results from the seventh day of the ATP and WTA Madrid Open on Friday (prefix number denotes seeding):

Women's semifinals

Svetlana Kuznetsova, Russia, bt 3-Maria Sharapova, Russia, 6-2, 6-4

4-Petra Kvitova, Czech Republic, bt 1-Serena Williams, United States, 6-2, 6-3

Men's quarter-finals

6-Tomas Berdych, Czech Republic, bt 16-John Isner, United States, 3-6, 7-6 (9-7), 7-6 (7-1)

3-Rafael Nadal, Spain, bt 10-Grigor Dimitrov, Bulgaria, 6-3, 6-4

4-Kei Nishikori, Japan, bt 7-David Ferrer, Spain, 6-4, 6-2

2-Andy Murray, Britain, bt 5-Milos Raonic, Canada, 6-4, 7-5