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: The episode "bringing back the doctor is 1".
Example Output: 1

Example Input: The Library of Congress Classification of "A Glastonbury Romance" is PR6031.0867.
Example Output: A Glastonbury Romance

Example Input: The Japanese title for Fantasy is ファンタジー.
Example Output:
Fantasy