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_13 (first_broadcast VARCHAR, episode VARCHAR)
### Question:
How many episodes are numbered 12x03?
### Answer:
SELECT COUNT(first_broadcast) FROM table_23292220_13 WHERE episode = "12x03"