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_73 (set_2 VARCHAR, set_1 VARCHAR, score VARCHAR, date VARCHAR)

### Question ###
What is Set 2, when Score is 3-0, when Date is May 11, and when Set 1 is 25-20?

### Accurate SQL ###

SELECT set_2 FROM table_name_73 WHERE score = "3-0" AND date = "may 11" AND set_1 = "25-20"