instruction:
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.
question:
His suggested targets were dangerous people that had escaped punishment.
answer:
Plural


question:
Several passengers raise their digital cameras and cellphones to snap both Alex and myself.
answer:
Plural


question:
An ugly snort came out of Harper's mouth.
answer:

Singular