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_2602958_4 ( writer_s_ VARCHAR, _number VARCHAR )

### Question ###
Who wrote episode 6 in season 3?

### Accurate SQL ###

SELECT writer_s_ FROM table_2602958_4 WHERE _number = 6