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 author contacted the actors who believed the lawyers .
Example Output: The lawyers contacted the author .

Example Input: The doctors near the secretary contacted the lawyer .
Example Output: The lawyer contacted the doctors .

Example Input: The professors who the judge helped admired the author .
Example Output:
The judge admired the professors .