You will be given a definition of a task first, then some input of the task.
You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For consistency, answers should be in all lower cased letters.

Category: WHO IS THEON OF SMYRNA?
Clue: Theon seems to have lived at the same time that this Roman emperor was building his famous wall
Output:
hadrian