What was the mens open when the mens u20 was  Qld Country Rustlers def Southern Suns?
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"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_16724844_1 (mens_open VARCHAR, mens_u20 VARCHAR) Question: What was the mens open when the mens u20 was  Qld Country Rustlers def Southern Suns? [/INST] SELECT mens_open FROM table_16724844_1 WHERE mens_u20 = "Qld Country Rustlers def Southern Suns" </s>