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: mohamed aboutrika (; born 7 november 1978) is a retired egyptian footballer.

Output: mohamed aboutrika


Input: Consider Input: a dandelion is a flower.

Output: dandelion


Input: Consider Input: anna stadling born 11 july 1970 in sundsvall, sweden is a swedish musical artist.


Output: anna stadling