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_79 (round INTEGER, overall VARCHAR, position VARCHAR, college VARCHAR)

### Question ###
What is the average round of the s position player from the college of Mississippi and has an overall less than 214?

### Accurate SQL ###

SELECT AVG(round) FROM table_name_79 WHERE position = "s" AND college = "mississippi" AND overall < 214