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 athlete stopped the artist .
Example Output: The artist stopped the athlete .

Example Input: The judges who saw the athletes recommended the scientist .
Example Output: The scientist recommended the judges .

Example Input: The authors supported the professors .
Example Output:
The professors supported the authors .