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: " Those aliens attacked us, and earth was destroyed because of what they did.
Example Output: Plural

Example Input: the sergeant mused mostly to himself, and then to the young man : " What are his plans for us ? "
Example Output: Singular

Example Input: His blush deepened, and I gave myself five more points.
Example Output:
Singular