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:
Again, congratulations passed back and forth until a happy silence fell back on the room.

Ex Output:
Plural


Ex Input:
Then the vigil began.

Ex Output:
Singular


Ex Input:
The Sentinels wil die out there, one after another.

Ex Output:

Singular