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: " About a dozen. "

SOLUTION: Singular

PROBLEM: The amused twinkle in his emerald green eyes melted my insides.

SOLUTION: Plural

PROBLEM: She had this big honking diamond on a certain finger.

SOLUTION:
Singular