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.

Alan Buck joined at 1st August 1964
Alan Buck

Serie D champions include S S Robur Siena.
Serie D

The Port Authority of New York and New Jersey serves the New York region.

Port Authority of New York and New Jersey