รถยนต์มิตซูบิชิปีไหน?ไม่จำเป็นต้องใช้ทุกโต๊ะ
Which year had a vehicle of Mitsubishi?It is not neccessary to use all the tables.
 table_name_88:  year [ VARCHAR]  vehicle [ VARCHAR] 
SELECT year FROM table_name_88 WHERE vehicle = "mitsubishi"