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.

The location of the 1999 tournament is joe louis arena detroit, mi.
1999

An ingredient of Ajoblanco is garlic.
Ajoblanco

Dan O'Sullivan plays number 45.

Dan O'Sullivan