อุโมงค์คึมจองคือสายไหน?ไม่จำเป็นต้องใช้ทุกโต๊ะ
Which line is the Geumjeong tunnel?It is not neccessary to use all the tables.
 table_name_82:  (line [ VARCHAR ] name [ VARCHAR) ]
SELECT line FROM table_name_82 WHERE name = "geumjeong tunnel"