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.
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Question: danilo alvim (3 december 1920 16 may 1996) is a former brazilian football player.

Answer: danilo alvim

Question: elisabeth charlotte of the palatinate, daughter of france by marriage (27 may 1652 - 8 december 1722) was a german princess and the wife of philippe of france, duke of orleans, younger brother of louis xiv.

Answer: elisabeth charlotte of the palatinate

Question: an agency is an organization which acts on behalf of others.

Answer:
agency