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_67 ( time___et__ VARCHAR, week VARCHAR, opponent VARCHAR )

### Question ###
What is the time of the game after week 4 against the Baltimore Ravens?

### Accurate SQL ###

SELECT time___et__ FROM table_name_67 WHERE week > 4 AND opponent = "baltimore ravens"