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.

adam lambert (born january 29, 1982 in indianapolis, indiana) is an american pop rock singer-songwriter.
adam lambert

the thalamus is a symmetrical structure in the brains of vertebrates.
thalamus

the movie producer, martin ransohoff, made a ten-minute documentary promoting her, called "all eyes on sharon tate".

sharon tate