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_2 ( date_of_vacancy VARCHAR, team VARCHAR, replaced_by VARCHAR )

### Question ###
what is the date of vacancy when the team is firpo and replaced by is oscar benitez?

### Accurate SQL ###

SELECT date_of_vacancy FROM table_name_2 WHERE team = "firpo" AND replaced_by = "oscar benitez"