Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_52 (city_of_license VARCHAR, frequency_mhz VARCHAR, call_sign VARCHAR)

### Question ###
What city of license has a Frequency under 107.7, and a call sign of w247aq?

### Accurate SQL ###

SELECT city_of_license FROM table_name_52 WHERE frequency_mhz < 107.7 AND call_sign = "w247aq"