Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Input: Consider Input: Which Union leader of the American Civil War gave his name to a tree in California's 'Sequoia National Park'?

Output: american civil war


Input: Consider Input: Chelsea won the 2009 FA Cup final 2-1.  Who were the beaten finalists?

Output: 2009 fa cup final


Input: Consider Input: Which composer, born in Pesaro in Italy in 1792, based his opera, The Barber of Seville on the trilogy by French playwright, Pierre de Beaumarchais?


Output: the barber of seville