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:
Despair might be the tune he sang to himself about what he did, but a deep polished vanity lay beneath it.
answer:
Singular


question:
His thumbs were tracing patterns on my face, and it was hard to think or form coherent responses.
answer:
Plural


question:
Whilst it still has users on Earth, there are only a few other users in other systems.
answer:

Plural