In which district is the residence Dublin?
CREATE TABLE table_3478 (
    "District" real,
    "Representative" text,
    "Party" text,
    "Residence" text,
    "First Elected" text,
    "Term Limited" real
)
SELECT "District" FROM table_3478 WHERE "Residence" = 'Dublin'
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 which district is the residence Dublin? ### Input: CREATE TABLE table_3478 (
    "District" real,
    "Representative" text,
    "Party" text,
    "Residence" text,
    "First Elected" text,
    "Term Limited" real
) ### Response: SELECT "District" FROM table_3478 WHERE "Residence" = 'Dublin'