In this task you are given a sentence. You must judge whether subject of the main clause is singular or plural. Label the instances as "Singular" or "Plural" based on your judgment.

Ex Input:
Screams erupted, winding around me like ivy leaves reaching for the sun.

Ex Output:
Plural


Ex Input:
One agent, looking at the incoming stream of text messages, says, " They found a cell phone jammer and disabled it.

Ex Output:
Singular


Ex Input:
A large Harry Potter poster caught her attention and she stood looking at it for a while.

Ex Output:

Singular