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.

university college cork, or ucc for short, is one of the most famous universities in ireland, alongside trinity college dublin.
university college cork

plankton are drifting organisms that live in the surface layers of the ocean.
plankton

the proud family is an american animated television series.

the proud family