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]: fair use is the idea that it should be okay for a person to reuse something that another person has created, in certain amounts and for certain purposes, without breaking the law.
[A]: fair use

[Q]: querfurt a town in saalekreis district (kreis) in the south of saxony-anhalt, germany, in a fertile country on the querne, 29 km west from merseburg, on a branch line from oberroblingen.
[A]: querfurt

[Q]: rights may be put into laws, so they have legal protection.
[A]:
rights