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_name_34 (density___km²_ VARCHAR, hanzi VARCHAR)
### Question:
What is the density of 昌黎县?
### Answer:
SELECT density___km²_ FROM table_name_34 WHERE hanzi = "昌黎县"