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

In 1951, which European country saw the abdication of King Leopold lll in favour of his son Baudouin?
baudouin of belgium

Created by Alex Raymond, this futuristic character first appeared in 1934. Who is he?
alex raymond

Cochin, Red Shaver and Sulmtaler are breeds of which bird?

sulmtaler