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: Things could have gone a lot worse on the island. "

SOLUTION: Plural

PROBLEM: When he turned with the sword he used, the garment swirled and fanned out.

SOLUTION: Singular

PROBLEM: Her characters are real with flaws as well as heroic qualities.

SOLUTION:
Plural