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

Ex Input:
Which Football League club play their home games at Kingsmeadow, also known as the Cherry Red Records Stadium?

Ex Output:
kingsmeadow

Ex Input:
Chris Martin is the lead singer with which band who had several hits in the 2000s?

Ex Output:
chris martin

Ex Input:
Who wrote and recorded the original version of the song Blue Suede Shoes which was a hit single for Elvis Presley in 1955?

Ex Output:
blue suede shoes