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: Gregory L. Fenves is the President of University of Texas at Austin.
Example Output: University of Texas at Austin

Example Input: The 1634: The Ram Rebellion is a paperback.
Example Output: 1634: The Ram Rebellion

Example Input: ACF Fiorentina competed in the 2014 season.
Example Output:
ACF Fiorentina