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: The database, he believes, has not physically disappeared as first thought.
Example Output: Singular

Example Input: Ahead of the ship, the relatively calm seas were washing against slate grey rocks that rose seven or eight feet up out of the waters.
Example Output: Plural

Example Input: The coaches left and the players spoke.
Example Output:
Plural