instruction:
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.
question:
stenungsund is an urban area in the county of västra götaland in sweden.
answer:
stenungsund


question:
nexon corporation is a korean gaming corporation and developer of online games and mmorpgs.
answer:
nexon


question:
finn mcmissile, holley shiftwell, francesco bernoulli, sir miles axlerod, and professor z. are five new characters which have important roles in "cars 2".
answer:

cars 2