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: 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: child development refers to biological, psychological and emotional changes that happen in humans between birth and the end of adolescence, at which time the individual goes from dependence to independence.

A: child development
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Q: our lady of lourdes is a name for the virgin mary.

A:
our lady of lourdes
****