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 slow caresses that were intended to warm and stir his sleeping beauty increased to a frantic diagnostic check.
Example Output: Plural

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

Example Input: The Officials lay on the floor motionless before long, and the technology Guardians erect a structure that covers the entrance we came through.
Example Output:
Plural