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: A loud boom shook through the ship, shaking more frost atop them.

SOLUTION: Singular

PROBLEM: When the snakes emerged, so would the coyotes.

SOLUTION: Plural

PROBLEM: The boobs do too. "

SOLUTION:
Plural