What episode number in the series was directed by John Behring?
CREATE TABLE table_21164557_1 (
    no_in_series INTEGER,
    directed_by VARCHAR
)
SELECT MAX(no_in_series) FROM table_21164557_1 WHERE directed_by = "John Behring"
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 episode number in the series was directed by John Behring? ### Input: CREATE TABLE table_21164557_1 (
    no_in_series INTEGER,
    directed_by VARCHAR
) ### Response: SELECT MAX(no_in_series) FROM table_21164557_1 WHERE directed_by = "John Behring"