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: anton buttigieg, kuom ( ]; 19 february 1912 – 5 may 1983) was a maltese politician.

Output: anton buttigieg


Input: Consider Input: henan is a province of the people's republic of china.

Output: henan


Input: Consider Input: cliveden is the name of a large house in buckinghamshire near london, england.


Output: cliveden