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_40 (cargo VARCHAR, ship_size VARCHAR)
### Question:
What cargo was contained in a ship size of aframax?
### Answer:
SELECT cargo FROM table_name_40 WHERE ship_size = "aframax"