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: Who won the 2011 Booker Prize for 'The Sense of an Ending'?

Answer: the sense of an ending

Question: Who was the first person to sign the American Declaration of Independence?

Answer: united states declaration of independence

Question: Who won a gold medal at the 1976 Summer Olympics, married Kris Kardashian in 1991 and from 2007 starred in the E! reality series Keeping Up with the Kardashians?

Answer:
1976 summer olympics