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:
Heather's attempts at getting him to listen never worked.
answer:
Plural

question:
A rustling sounded from the lounger beside her as Hillary stood.
answer:
Singular

question:
Even though many feared Shadow, his reputation also made him a target for assassins who were attempting to make a name for themselves by killing him.
answer:
Singular