In this task you are given a sentence. You must judge whether the object of the main clause is singular(like: apple) or plural(like: apartments). Label the instances as "Singular" or "Plural" based on your judgment.
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Question: " Meara doesn't like Ferris wheels. "

Answer: Plural

Question: In fact, I have photographs to pore over if necessary. "

Answer: Plural

Question: This allowed their ships to not only conquer the harbor, but also to begin attacking the city walls with their machines of war.

Answer:
Plural