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: Which former 'Eastenders' actor and Labour activist was elected to be one of the West Midlands representatives in the European parliamentary elections of 1999?

Answer: eastenders


Question: Who played Captain Jean-Luc Picard in the television series 'Star-Trek: The Next Generation'?

Answer: jean-luc picard


Question: Which pop group recorded the hit album 'Back In Black' in 1980?

Answer:
back in black