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:
The human race needs things inventing constantly in order to evolve.

Ex Output:
Singular


Ex Input:
The second option was a possibility.

Ex Output:
Singular


Ex Input:
When she moves through the open doorway the writing dims.

Ex Output:

Singular