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 quiet but firm command stilled her fingers.

Ex Output:
Singular


Ex Input:
Washoe's progress with ASL was rapid ; by 1971, she had a vocabulary of 160 signs, which she used in conversation.

Ex Output:
Singular


Ex Input:
Even his tomato chopping skills are effortless.

Ex Output:

Plural