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_98 (iucn VARCHAR, est VARCHAR, reserve VARCHAR)
### Question:
What is the IUCN for the Cockscomb Basin reserve when the Est. is less than 1998?
### Answer:
SELECT iucn FROM table_name_98 WHERE est < 1998 AND reserve = "cockscomb basin"