TASK DEFINITION: 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.
PROBLEM: an aloha shirt (also known as a hawaiian shirt) is a type of shirt that comes from hawaii.

SOLUTION: aloha shirt

PROBLEM: the nemean lion ( ""; latin: "leo nemaeus") was a vicious monster in greek mythology that lived at nemea.

SOLUTION: nemean lion

PROBLEM: swiss chalet is a canadian chain of casual dining restaurants.

SOLUTION:
swiss chalet