หัวรถจักร n474 ชื่ออะไร?ไม่จำเป็นต้องใช้ทุกโต๊ะ
What is the name for the locomotive n474?It is not neccessary to use all the tables.
 table_name_9:  (name [ VARCHAR ] locomotive [ VARCHAR) ]
SELECT name FROM table_name_9 WHERE locomotive = "n474"