instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Who was the father of Edward the Elder, the Anglo-Saxon King from 899 to 924?
answer:
edward the elder

question:
Andy Schleck competes in what sport at an international level?
answer:
andy schleck

question:
In two films made in 2000 and 2003, what was the collective name of Cameron Diaz, Drew Barrymore and Lucy Liu?
answer:
cameron diaz