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:
" Ponzi schemes are like investment deals.

Ex Output:
Plural


Ex Input:
" Those aliens attacked us, and earth was destroyed because of what they did.

Ex Output:
Plural


Ex Input:
Also, there were rarely any witnesses to the actual episode, just events before and after.

Ex Output:

Plural