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 ambassador was an ally and friend, who owed his post in Washington, D.C. to the Owl's influence and discreet lobbying.
Example Output: Singular

Example Input: Our honeymoon gave us something we weren't expecting.
Example Output: Singular

Example Input: The mattress loosens beneath me as I melt through the sheets.
Example Output:
Plural