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]: skagit valley is a valley in washington in the united states.
[A]: skagit valley


[Q]: yoshihiro uchimura (born 24 august 1984) is a japanese football player.
[A]: yoshihiro uchimura


[Q]: aeschylus (525 bc – 456 bc) was an ancient greek poet and writer.
[A]:
aeschylus