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: Her adrenaline was spiking again, rushing through her veins like an awakened river.

Answer: Singular


Question: The front yard was several acres long.

Answer: Singular


Question: Later in the day, the teachers bring the students in groups of five to the gondola ride.

Answer:
Plural