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_86 (rank___number_ VARCHAR, air_date VARCHAR)
### Question:
What is the rank for the show aired on May 19, 2009?
### Answer:
SELECT rank___number_ FROM table_name_86 WHERE air_date = "may 19, 2009"