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_25 (episode VARCHAR, year VARCHAR, nominee_s_ VARCHAR)
### Question:
What episode after 1998 had John Wells as the nominee?
### Answer:
SELECT episode FROM table_name_25 WHERE year > 1998 AND nominee_s_ = "john wells"