Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Input: Consider Input: 'Dookie' and '21st. Century Breakdown' are albums by which American rock band?

Output: 21st century breakdown


Input: Consider Input: Which Dickens novel is subtitled The Parish Boy's Progress?

Output: charles dickens


Input: Consider Input: Who won the men`s gold medal for ice-figure skating at the 1980 Winter Olympics?


Output: 1980 winter olympics