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

Who in the 1930's wrote the novel 'Cakes And Ale'?
cakes and ale

In which 1960's TV series did Clarence the cross-eyed lion appear?
clarence, the cross-eyed lion

Which 1942 film starring Tim Holt, Joseph Cotton, Ray Collins, Agnes Moorehead, Dolores Costello and Richard Bennett was adapted by Orson Welles from a novel by Booth Tarkington?

booth tarkington