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.

Example Input: But her efforts seemed futile.
Example Output: Plural

Example Input: A twig snaps behind me.
Example Output: Singular

Example Input: Their uniforms puffed out slightly, as if they had an umpire's padding under there.
Example Output:
Plural