Date with an Opponent คืออะไร คือ flavia pennetta? ไม่จำเป็นต้องใช้ตารางทั้งหมด
What is the Date with an Opponent that is flavia pennetta?It is not neccessary to use all the tables.
 table_name_53:  (date [ VARCHAR ] opponent [ VARCHAR) ]
SELECT date FROM table_name_53 WHERE opponent = "flavia pennetta"