สโมสรใดมีสนามเหย้าไม่มี?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
Which club had a home ground of n/a?It is not neccessary to use all the tables.
 table_name_95:  (club [ VARCHAR ] home_ground [ VARCHAR) ]
SELECT club FROM table_name_95 WHERE home_ground = "n/a"