keywords: kuznetsova wismilak petrova quarterfinals samantha
text: Kuznetsova, Petrova Advance at Wismilak (AP) AP - Svetlana Kuznetsova, fresh off her championship at the U.S. Open, defeated Australian qualifier Samantha Stosur 6-4, 6-4 Thursday to reach the quarterfinals of the Wismilak International.