ใครคือผู้ชนะที่ Milan Circuit Race?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
Who was the winner at Milan Circuit Race?It is not neccessary to use all the tables.
 table_name_84:  winner [ VARCHAR]  course [ VARCHAR] 
SELECT winner FROM table_name_84 WHERE course = "milan circuit race"