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.

a private prison is a prison run by a private company instead of the government.
private prison

goldenrods are any of the about 150 species of weedy herbs that make up the genus solidago.
goldenrod

he has also daytime talk show "the wayne brady show" and the original host of fox's "don't forget the lyrics!".

wayne brady