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.

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

His lust held him immobilized, aware but uncaring about anything but her.
Singular

The proof is covering you head-to-toe.

Singular