Which class has a frequency of 91.9 fm?
CREATE TABLE table_name_31 (class VARCHAR, frequency VARCHAR)
SELECT class FROM table_name_31 WHERE frequency = "91.9 fm"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_31 (class VARCHAR, frequency VARCHAR) Question: Which class has a frequency of 91.9 fm? [/INST] SELECT class FROM table_name_31 WHERE frequency = "91.9 fm" </s>