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.

[EX Q]: Professor Caractacus Pott appears in which children's novel by Ian Fleming?
[EX A]: chitty chitty bang bang

[EX Q]: In the 2012 film 'Les Miserables', who plays Jean Valjean?
[EX A]: hugh jackman

[EX Q]: In the 'Harry Potter' books, 'Hogwarts school' has four houses, 'Gryffindor', 'Slytherin' and 'Ravenclaw' are three, what is the fourth?
[EX A]:
hogwarts