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: And where was the barbarian of the hour ?

SOLUTION: Singular

PROBLEM: Finally the credits rolled on the screen.

SOLUTION: Plural

PROBLEM: A thrill of fear ran through Fintan's body as the ship rocked gently and then bucked a little.

SOLUTION:
Singular