Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.
--------
Question: Who wrote and starred in the comedy series It's A Square World?

Answer: michael bentine


Question: Of the five Marx brothers who appeared on film, who was the oldest ?

Answer: chico


Question: Who wrote The Ugly Duckling and The Emperor's New Clothes?

Answer:
hans christian andersen