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.

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

Output: survivor series (2016)


Input: Consider Input: the scrotum is the bag that holds the testicles (commonly called "balls") in male mammals.

Output: scrotum


Input: Consider Input: doriva (born 28 may 1972) is a former brazilian football player.


Output: doriva