TASK DEFINITION: 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.
PROBLEM: 'Hey Ya' was a 2003 hit for which US duo?

SOLUTION: outkast

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

SOLUTION: chico

PROBLEM: What is the subject of the latest PBS documentary by Ken Burns, which will premiere on public television later this month?

SOLUTION:
the national parks: america's best idea