In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Ex Input:
Who played jane tennison in prime suspect 1973?

Ex Output:
Stefanie Martini


Ex Input:
Where did the phantom of the opera play in toronto?

Ex Output:
Pantages Theatre


Ex Input:
What is the oldest civilization in north america?

Ex Output:

Olmec Civilization