In season number 3,  who were the writers?
CREATE TABLE table_21313327_1 (written_by VARCHAR, no_in_season VARCHAR)
SELECT written_by FROM table_21313327_1 WHERE no_in_season = 3
### Context: CREATE TABLE table_21313327_1 (written_by VARCHAR, no_in_season VARCHAR) ### Question: In season number 3,  who were the writers? ### Answer: SELECT written_by FROM table_21313327_1 WHERE no_in_season = 3