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_40 (frequency INTEGER, status VARCHAR, format VARCHAR)
### Question:
What is the largest frequency owned by multicultural broadcasting with a Format of vietnamese?
### Answer:
SELECT MAX(frequency) FROM table_name_40 WHERE status = "owned by multicultural broadcasting" AND format = "vietnamese"