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: tronchoy is a commune.

Output: tronchoy


Input: Consider Input: eric saade (born 29 october 1990 in helsingborg, sweden) is a swedish singer.

Output: eric saade


Input: Consider Input: uttigen is a municipality in the administrative district of thun in the canton of berne in switzerland.


Output: uttigen