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.

[EX Q]: mylo xyloto is the fifth studio album by coldplay.
[EX A]: mylo xyloto

[EX Q]: vichy is a "commune" in central france, in the auvergne-rhône-alpes region, along the allier river.
[EX A]: vichy

[EX Q]: khushwant singh (2 february 1915 – 20 march 2014) was an indian writer, poet and journalist.
[EX A]:
khushwant singh