In this task, you are given a premise sentence. Your task is to write a new sentence by substituting the subject and object (i.e., the input's subject should be output's object and vice versa.). The generated sentence must be fluent and shouldn't change the voice (i.e., passive or active) of the input.
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Question: The bankers who stopped the secretary believed the scientists .

Answer: The scientists believed the bankers .


Question: The presidents near the tourists stopped the senator .

Answer: The tourists stopped the presidents .


Question: The students mentioned the senator .

Answer:
The senator mentioned the students .