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_3 ( year VARCHAR, main VARCHAR, hessen VARCHAR )

### Question ###
Which year has a Main of Eintracht Frankfurt and Hessen of FSV Mainz 05?

### Accurate SQL ###

SELECT year FROM table_name_3 WHERE main = "eintracht frankfurt" AND hessen = "fsv mainz 05"