Who vacated the Pennsylvania 6th district?
CREATE TABLE table_225098_4 (
    vacator VARCHAR,
    district VARCHAR
)
SELECT vacator FROM table_225098_4 WHERE district = "Pennsylvania 6th"
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: Who vacated the Pennsylvania 6th district? ### Input: CREATE TABLE table_225098_4 (
    vacator VARCHAR,
    district VARCHAR
) ### Response: SELECT vacator FROM table_225098_4 WHERE district = "Pennsylvania 6th"