Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

[EX Q]: the australian music prize (the amp) is a yearly award for an australian band or solo artist.
[EX A]: australian music prize

[EX Q]: the african golden cat ("profelis aurata") is a medium-sized cat.
[EX A]: african golden cat

[EX Q]: the umbilicus (also called navel or bellybutton) is a place on the body of mammals that is left after a baby loses its umbilical cord.
[EX A]:
umbilicus