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_27 (week INTEGER, opponent VARCHAR)
### Question:
What is the latest week when the chicago bears are the opponent?
### Answer:
SELECT MAX(week) FROM table_name_27 WHERE opponent = "chicago bears"