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.

Ex Input:
Greece leader name is Alexis Tsipras.

Ex Output:
Greece


Ex Input:
The brown-black belt is the first belt alternate for the 1st kyū.

Ex Output:
1st kyū


Ex Input:
Chris duhon, nate robinson, wilson chandler (4) had the most assists in game 12.

Ex Output:

12