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]: an adventure is something exciting that happens to someone.
[EX A]: adventure

[EX Q]: a detritivore (also known as decomposers) is an animal that feeds on dead organisms (living things) and breaks them down into smaller molecules.
[EX A]: detritivore

[EX Q]: the capital of bihor county is oradea.
[EX A]:
bihor county