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_19 (ceased_to_be_countess VARCHAR, birth VARCHAR)
### Question:
When did the person born on 3 May 1446 cease to be countess?
### Answer:
SELECT ceased_to_be_countess FROM table_name_19 WHERE birth = "3 may 1446"