In the Ohio 4 district, that is the first elected date that has a result of re-elected?
CREATE TABLE table_39224 (
    "District" text,
    "Incumbent" text,
    "Party" text,
    "First elected" real,
    "Result" text
)
SELECT SUM("First elected") FROM table_39224 WHERE "Result" = 're-elected' AND "District" = 'ohio 4'
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: In the Ohio 4 district, that is the first elected date that has a result of re-elected? ### Input: CREATE TABLE table_39224 (
    "District" text,
    "Incumbent" text,
    "Party" text,
    "First elected" real,
    "Result" text
) ### Response: SELECT SUM("First elected") FROM table_39224 WHERE "Result" = 're-elected' AND "District" = 'ohio 4'