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: Cyber Trance Presents ELT Trance was released on CD and sold 60,000 units.
Example Output: Cyber Trance Presents ELT Trance

Example Input: The ISBN number of Aenir is 0-439-17684-0.
Example Output: Aenir

Example Input: University of Illinois, Urbana-Champaign was fourth place in 2002.
Example Output:
2002