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:
The green LED on the bottom right of the screen turned red.

Ex Output:
Singular


Ex Input:
" What's madness is that with a push of a button, they can knock us all out within seconds. "

Ex Output:
Singular


Ex Input:
" Hey, boss, the bikes are on fire ! "

Ex Output:

Plural