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: anteaters are mammals of the family myrmecophagidae and the suborder vermilingua.

Output: anteater

Input: Consider Input: absolute truth is something that is true at all times and in all places.

Output: absolute truth

Input: Consider Input: killing joke are an industrial rock band from england.
Output: killing joke