Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_10138926_1 (city VARCHAR)
### Question:
What's the 1981 census of Livorno?
### Answer:
SELECT 1981 AS _census FROM table_10138926_1 WHERE city = "Livorno"