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 shadowy grotto had disappeared.

Ex Output:
Singular

Ex Input:
All the androids looked the same, except for a small number on a badge worn on their uniform.

Ex Output:
Plural

Ex Input:
" Love's not necessary to a well-matched marriage, " Victoria said firmly, " but it certainly doesn't hurt.

Ex Output:
Singular