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 doctors who called the senators admired the athletes .
Example Output: The senators admired the doctors .

Example Input: The senators in front of the scientist believed the manager .
Example Output: The manager believed the scientist .

Example Input: The secretaries in front of the author thanked the judges .
Example Output:
The judges thanked the secretaries .