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.

The resulting cocktail is fresh, fruity, and a delightful blend of sweet and sour.
Singular

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

Delicate nuances of a language I did not understand until now.

Plural