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:
barbara boxer (born november 11, 1940) is an american politician.
answer:
barbara boxer


question:
hexameter is a metrical line of verse.
answer:
hexameter


question:
for the etruscan god, see ani" ani (, latin: abnicum) is a ruined and uninhabited medieval city-site in turkey.
answer:

ani