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_4 (years VARCHAR, duration VARCHAR, actor VARCHAR)
### Question:
What are the years for Eileen Derbyshire with a duration of 52 years?
### Answer:
SELECT years FROM table_name_4 WHERE duration = "52 years" AND actor = "eileen derbyshire"