ทีม Leo Jackson Racing ชนะปีไหน?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
What year did the Leo Jackson Racing team win?It is not neccessary to use all the tables.
 table_22298383_1:  (year [ VARCHAR ] team [ VARCHAR) ]
SELECT year FROM table_22298383_1 WHERE team = "Leo Jackson Racing"