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 judge saw the senators by the author .
Example Output: The author saw the judge .

Example Input: The banker in front of the secretaries thanked the professors .
Example Output: The professors thanked the secretaries .

Example Input: The lawyers mentioned the senator who helped the bankers .
Example Output:
The senator mentioned the lawyers .