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.

Example Input: The secretaries supported the student who the authors introduced .
Example Output: The student supported the secretaries .

Example Input: The athletes next to the doctor encouraged the professors .
Example Output: The professors encouraged the athletes .

Example Input: The doctors introduced the secretary .
Example Output:
The secretary introduced the doctors .