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_16 (opponent VARCHAR, surface VARCHAR, date VARCHAR)

### Question ###
Who played on clay on 3 march 2012?

### Accurate SQL ###

SELECT opponent FROM table_name_16 WHERE surface = "clay" AND date = "3 march 2012"