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.

Ex Input:
angie dickinson (b september 30 1931 near north dakota) is an american movie actress.

Ex Output:
angie dickinson


Ex Input:
the karlal (urdu کرڑال also known as kard'al, karaal, karhral, or kiraal) is a hindko speaking tribe in khyber-pakhtunkhwa, pakistan.

Ex Output:
karlal


Ex Input:
the wilkes-barre/scranton penguins are an american professional ice hockey team that began playing in 1999 they currently play in the american hockey league and are the farm team of the pittsburgh penguins of the nhl.

Ex Output:

wilkes-barre/scranton penguins