Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_50 (week_4 VARCHAR, week_9 VARCHAR)
### Question:
What kind of Week 4  has a Week 9 of all housemates?
### Answer:
SELECT week_4 FROM table_name_50 WHERE week_9 = "all housemates"