On which air date was Robert the test-taker?
CREATE TABLE table_name_31 (air_date VARCHAR, test_taker VARCHAR)
SELECT air_date FROM table_name_31 WHERE test_taker = "robert"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_31 (air_date VARCHAR, test_taker VARCHAR) Question: On which air date was Robert the test-taker? [/INST] SELECT air_date FROM table_name_31 WHERE test_taker = "robert" </s>