This task is about identifying the subject of a given sentence. The subject of a sentence is the person, place, or thing that is performing the action of the sentence. The subject represents what or whom the sentence is about. Each sentence in this task is guaranteed to contain a single subject. The input is a sentence and the output is the identified subject of that sentence.

Example Input: Pierce County, Washington is in the United States.
Example Output: Pierce County, Washington

Example Input: Elizabeth McGovern played Dame Celia Westholme in Agatha Christie: Poirot in 2008
Example Output: Agatha Christie: Poirot

Example Input: The Sale Sharks played 22 games.
Example Output:
Sale Sharks