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 bankers recommended the athlete .
Example Output: The athlete recommended the bankers .

Example Input: The artist that the actor stopped avoided the professors .
Example Output: The professors avoided the actor .

Example Input: The judge that admired the bankers mentioned the artist .
Example Output:
The bankers mentioned the judge .