instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Which British Prime Minister married Clementine Hozier on September 12th 1908?
answer:
clementine churchill


question:
Dreams from my father, a story of race and heritance is about which politician?
answer:
dreams from my father


question:
In which country was former motor racing driver Ayrton Senna born?
answer:

senna