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 senator encouraged the tourist in front of the judge .
Example Output: The judge encouraged the senator .

Example Input: The tourists in front of the athlete introduced the secretary .
Example Output: The secretary introduced the athlete .

Example Input: The athletes who called the actor supported the scientist .
Example Output:
The actor supported the athletes .