TASK DEFINITION: In this task you are given a sentence. You must judge whether the object of the main clause is singular(like: apple) or plural(like: apartments). Label the instances as "Singular" or "Plural" based on your judgment.
PROBLEM: His grip on Jace's wrist left bloody smears.

SOLUTION: Plural

PROBLEM: He inspected the empty teacup.

SOLUTION: Singular

PROBLEM: I watched a butterfly, and a small bee, as each made the rounds of the flowers.

SOLUTION:
Singular