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 contacted the banker in front of the author .
Example Output: The banker contacted the author .

Example Input: The professors by the athletes advised the managers .
Example Output: The athletes advised the professors .

Example Input: The managers that the senators helped saw the judge .
Example Output:
The senators saw the managers .