John Player Lotus ใช้ Cosworth v8 กี่ปี?ไม่จำเป็นต้องใช้ตารางทั้งหมด
How many years did John Player Lotus used Cosworth v8?It is not neccessary to use all the tables.
 table_name_3:  (year [ INTEGER ] engine [ VARCHAR ] entrant [ VARCHAR) ]
SELECT SUM(year) FROM table_name_3 WHERE engine = "cosworth v8" AND entrant = "john player lotus"