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 Input:
survivor series (2016) was a wrestling pay-per-view (ppv) made by wwe for the "raw" and "smackdown live" brands.

Ex Output:
survivor series (2016)


Ex Input:
meaning is a term in linguistics and philosophy.

Ex Output:
meaning


Ex Input:
halloween 5: the revenge of michael myers is a 1989 american horror movie.

Ex Output:

halloween 5: the revenge of michael myers