Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
One example: Who was the first American President?
Solution is here: president of the united states
Explanation: The question talks about the president of the USA.

Now, solve this: Who played the part of 'Jimmy' in the 1970s TV comedy 'The Fall and Rise of Reginald Perrin', going on to further success in 'As Time Goes By'?
Solution:
as time goes by