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_37 ( nickname VARCHAR, enrollment VARCHAR, location VARCHAR )

### Question ###
Which Nickname has an Enrollment smaller than 501, and a Location of clarkesville?

### Accurate SQL ###

SELECT nickname FROM table_name_37 WHERE enrollment < 501 AND location = "clarkesville"