CREATE TABLE table_16724844_1 (mens_open VARCHAR, mens_u20 VARCHAR)
SELECT mens_open FROM table_16724844_1 WHERE mens_u20 = "Qld Country Rustlers def Southern Suns"
ผู้ชายเปิดอะไรเมื่อผู้ชาย u20 คือ Qld Country Rustlers def Southern Suns?
What was the mens open when the mens u20 was  Qld Country Rustlers def Southern Suns?