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.

Ex Input:
A young widow, Anne Marie had adopted the girl after volunteering at a local grade school.

Ex Output:
Singular


Ex Input:
Like the trickling of a river, her race began to manifest and walk toward her.

Ex Output:
Singular


Ex Input:
A thud of feet hitting the earth struck him like a slap, and he instinctively dropped.

Ex Output:

Singular