ปีต่ำสุดที่มีทีมฟอยล์ในงานเมลเบิร์นคือปีใด?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
What is the lowest year that had foil team as the event at Melbourne?It is not neccessary to use all the tables.
 table_name_7:  (year [ INTEGER ] event [ VARCHAR ] venue [ VARCHAR) ]
SELECT MIN(year) FROM table_name_7 WHERE event = "foil team" AND venue = "melbourne"