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: silliness is when a person acts like a fool, or shows a lack of good sense or judgment.

Answer: silliness


Question: troy smith (born july 20, 1984 in cleveland, ohio) is an american football quarterback that most recently played for the omaha nighthawks of the united football league.

Answer: troy smith


Question: robert ii of france (march 27, 972 - july 20, 1031) was born in orleans, france.

Answer:
robert ii of france