instruction:
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:
Michael Caine won his first Oscar for his role in which film?
answer:
hannah and her sisters


question:
The Han ethnic people constitute c.90% of mainland?
answer:

china