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 secretaries supported the student who the authors introduced .

Answer: The student supported the secretaries .


Question: The senator who the artist introduced helped the student .

Answer: The artist helped the senator .


Question: The judge saw the senators by the author .

Answer:
The author saw the judge .