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:
The dog promptly dropped to a sitting position, his tail still wagging furiously.
answer:
Singular


question:
I tell you, the government treats us no better than that friend of yours just did outside.'
answer:
Singular


question:
The filing cabinets were so old they rusted years ago.
answer:

Plural