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: Tom Richardson bowled 4969 balls.
Example Output: Tom Richardson

Example Input: Frank de Boer played for AFC Ajax.
Example Output: Frank de Boer

Example Input: Juventus FC have been Serie A champions.
Example Output:
Serie A