ไซต์ใดมีกีฬาว่ายน้ำ?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
Which Site has a Sport of w swimming?It is not neccessary to use all the tables.
 table_name_38:  (site [ VARCHAR ] sport [ VARCHAR) ]
SELECT site FROM table_name_38 WHERE sport = "w swimming"