Which district did Ralph Harvey (r) vacated when he resigned?
CREATE TABLE table_1847180_4 (
    district VARCHAR,
    vacator VARCHAR
)
SELECT district FROM table_1847180_4 WHERE vacator = "Ralph Harvey (R)"
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 district did Ralph Harvey (r) vacated when he resigned? ### Input: CREATE TABLE table_1847180_4 (
    district VARCHAR,
    vacator VARCHAR
) ### Response: SELECT district FROM table_1847180_4 WHERE vacator = "Ralph Harvey (R)"