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.

[Q]: The mech wolves moved back, and the robots began to disperse.
[A]: Plural


[Q]: Then the vigil began.
[A]: Singular


[Q]: There was no title page, nor was an author listed.
[A]:
Singular