Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
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Question: On November 22, 1986, which boxer became the youngest WBC Heavyweight champion, at age 20 years, 4 months, when he scored a TKO over Trevor Berbick in the second round?

Answer: boxing


Question: Which is the only film of the fantasy genre ever to win the best picture Oscar - full name required?

Answer: academy award for best picture


Question: In which long-running TV programme did Elizabeth Carling and Emma Amos take over the leading female roles from Dervla Kirwan and Michelle Holmes?

Answer:
dervla kirwan