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: In desperation the sliver thrust out a spear of malevolence into its nearest thrall.

SOLUTION: Singular

PROBLEM: His lust held him immobilized, aware but uncaring about anything but her.

SOLUTION: Singular

PROBLEM: Only her stockings remained, so he went to work on them next, rolling each one down until her toes wiggled free.

SOLUTION:
Plural