Four of the biggest names in women’s tennis reached the quarter-finals Thursday afternoon. Four-time defending champion Monica Seles survived a slight scare to defeat Elena Likhovtseva 7-6 (7), 6-3. Top seed Martina Hingis followed Seles onto Centre Court and later into the quarter-finals with a 6-3, 6-1 victory over American Chanda Rubin. Sanchez-Vicario posted a straight-sets win over fellow Spaniard Conchita Martinez to reach the du Maurier Open quarters for the seventh time in nine appearances. Mary Pierce finished the afternoon session on Centre Court with a 6-2, 7-5 sweep of Anke Huber.