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: felix yusupov was never punished for this murder.

Output: felix yusupov


Input: Consider Input: mrs. hugh hammersley is an oil painting by john singer sargent.

Output: mrs. hugh hammersley


Input: Consider Input: saint-paul-de-vence is a commune.


Output: saint-paul-de-vence