TASK DEFINITION: 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.
PROBLEM: We are the tenants, not the landlords, a temple priest once said at a weekly gathering.

SOLUTION: Singular

PROBLEM: Lights turn onto the street.

SOLUTION: Plural

PROBLEM: The intruder was gasping and writhing as if pinned there by some invisible bondage.

SOLUTION:
Singular