PRAGUE (AP) Top-seeded Svetlana Kuznetsova advanced to the quarterfinals of the Prague Open by beating unseeded Madison Brengle 5-7, 6-4, 6-3 on Wednesday.
Kuznetsova will next play Monica Puig, who beat lucky loser Barbora Krejcikova 6-4, 6-4.
Second-seeded Lucie Safarova also won, advancing after Lucie Hradecka retired with an injury while trailing 6-4, 2-0. Safarova will next face Hsieh Su-Wei, who defeated Ana Konjuh 6-4, 2-6, 6-1.
Also, defending champion Karolina Pliskova, fourth-seeded Sam Stosur, fifth-seeded Barbora Strycova and Camila Giorgi advanced.