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: I can't float it up now, the turbulence up there must be terrific !'

Answer: Singular


Question: A swift rap on the rump with a rolled-up newspaper works for me. "

Answer: Singular


Question: * * * CHAPTER 49 The operation is a success.

Answer:
Singular