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_23292220_4 (first_broadcast VARCHAR, episode VARCHAR)
### Question:
What was the first broadcast date of episode 4x03?
### Answer:
SELECT first_broadcast FROM table_23292220_4 WHERE episode = "4x03"