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 professors contacted the judges .
Example Output: The judges contacted the professors .

Example Input: The athlete behind the bankers saw the actors .
Example Output: The bankers saw the athlete .

Example Input: The manager believed the lawyer by the professor .
Example Output:
The professor believed the manager .