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_255812_1 (city___municipality VARCHAR, mayor VARCHAR)
### Question:
What are all the metropolis / municipality where mayor is helen c. De castro
### Answer:
SELECT city___municipality FROM table_255812_1 WHERE mayor = "Helen C. De Castro"