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.

Q: The athlete introduced the secretary .

A: The secretary introduced the athlete .
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Q: The athletes helped the judges .

A: The judges helped the athletes .
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Q: The secretaries who the judge stopped recommended the scientists .

A:
The scientists recommended the judge .
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