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.

[Q]: lou adler (born december 13, 1933) is a grammy award-winning american record producer, music executive, talent manager, songwriter, movie director, and movie producer.
[A]: lou adler


[Q]: the adelaide cup is a horserace, held in adelaide, south australia.
[A]: adelaide cup


[Q]: european space agency or esa (esa; , ase) is an international organisation with 22 member countries.
[A]:
european space agency