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: Behind Augustine, an elegant silver Porsche sat in a parking spot, all alone.

SOLUTION: Singular

PROBLEM: Hardware stores sure tried to cater to everyone's needs these days, and I was glad.

SOLUTION: Plural

PROBLEM: Then my nostrils lit up.

SOLUTION:
Plural