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: The captain searched the boy, cruelly bound his hands behind his back, and took the reins of the' silly horse.'

SOLUTION: Singular

PROBLEM: the sergeant mused mostly to himself, and then to the young man : " What are his plans for us ? "

SOLUTION: Singular

PROBLEM: Slow little movements of her hips arched to him, asking more of him.

SOLUTION:
Plural