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:
Standard Chinese is the language of China.

Ex Output:
China


Ex Input:
The primary sponsor of Bill Elliott Racing is Aaron's Dream Machine

Ex Output:
Bill Elliott Racing


Ex Input:
The main ingredients of Asam pedas are fish cooked in sour and hot sauce.

Ex Output:

Asam pedas