instruction:
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.
question:
the arrondissement of auxerre is an arrondissement of france.
answer:
arrondissement of auxerre


question:
police action is a term for the use of military forces without declaring war.
answer:
police action


question:
the nemean lion ( ""; latin: "leo nemaeus") was a vicious monster in greek mythology that lived at nemea.
answer:

nemean lion