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.

Input: Consider Input: an aloha shirt (also known as a hawaiian shirt) is a type of shirt that comes from hawaii.

Output: aloha shirt


Input: Consider Input: miangul aurangzeb (urdu/pashto: ميانگل اووررنگزيب) (28 may 1928 – 3 august 2014) is a pakistani politician.

Output: miangul aurangzeb


Input: Consider Input: the world conference of life and work was an ecumenic conference.


Output: world conference of life and work