ฝ่ายตรงข้ามคนใดมีผู้ทอแพ้ (9-9)?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
Which Opponent has a Loss of weaver (9-9)?It is not neccessary to use all the tables.
 table_name_18:  (opponent [ VARCHAR ] loss [ VARCHAR) ]
SELECT opponent FROM table_name_18 WHERE loss = "weaver (9-9)"