What was the date of release for the episode sorted value of 6Y/AA?
CREATE TABLE table_name_13 (
    released VARCHAR,
    series_sorted VARCHAR
)
SELECT released FROM table_name_13 WHERE series_sorted = "6y/aa"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What was the date of release for the episode sorted value of 6Y/AA? ### Input: CREATE TABLE table_name_13 (
    released VARCHAR,
    series_sorted VARCHAR
) ### Response: SELECT released FROM table_name_13 WHERE series_sorted = "6y/aa"