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.
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Question: Realizing too late, some immortals were able to defend themselves as panic and confusion set in.

Answer: Plural

Question: " Perhaps international intrigue has its uses, after all. "

Answer: Singular

Question: One grown-up would teach them to read and write and ready themselves for the future. "

Answer:
Singular