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: Which John Legend song knocked Pharell Willams completely off the No.1 spot on the US Billboard?

SOLUTION: all of me

PROBLEM: Who directed the 1975 film 'French Connection 2'?

SOLUTION: john frankenheimer

PROBLEM: Which singer wrote the 2003 children's book 'The English Roses'?

SOLUTION:
madonna