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.

[Q]: the bighorn sheep ("ovis canadensis") is a species of sheep.
[A]: bighorn sheep


[Q]: in egyptain mythology sopdet was the goddess of the star sothis.
[A]: sopdet


[Q]: a soccer kick, also known as a soccer ball kick, is a kick that is close to kicks used in association football.
[A]:
soccer kick