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: Bionico is a food found in Mexico.
Example Output: Bionico

Example Input: Minkie spiro directed the episode "the departed".
Example Output: the departed

Example Input: John Lenthall has been active from 1987-1996 and 1998 to the present day.
Example Output:
John Lenthall