Which operator has a rank of 7?
CREATE TABLE table_name_20 (
    operator VARCHAR,
    rank VARCHAR
)
SELECT operator FROM table_name_20 WHERE rank = 7
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: Which operator has a rank of 7? ### Input: CREATE TABLE table_name_20 (
    operator VARCHAR,
    rank VARCHAR
) ### Response: SELECT operator FROM table_name_20 WHERE rank = 7