What's the 1981 census of Livorno?
CREATE TABLE table_10138926_1 (
    city VARCHAR
)
SELECT 1981 AS _census FROM table_10138926_1 WHERE city = "Livorno"
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: What's the 1981 census of Livorno? ### Input: CREATE TABLE table_10138926_1 (
    city VARCHAR
) ### Response: SELECT 1981 AS _census FROM table_10138926_1 WHERE city = "Livorno"