What is the main date when the round is third round qualifying?
CREATE TABLE table_27973624_1 (main_date VARCHAR, round VARCHAR)
SELECT main_date FROM table_27973624_1 WHERE round = "Third round Qualifying"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_27973624_1 (main_date VARCHAR, round VARCHAR) Question: What is the main date when the round is third round qualifying? [/INST] SELECT main_date FROM table_27973624_1 WHERE round = "Third round Qualifying" </s>