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_86 (volume VARCHAR, artist VARCHAR, weeks_on_top VARCHAR)
### Question:
What is Volume:Issue, when Artist is Elton John, and when Weeks on Top is 4?
### Answer:
SELECT volume AS :issue FROM table_name_86 WHERE artist = "elton john" AND weeks_on_top = 4