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 saw the secretary next to the student .
Example Output: The secretary saw the athlete .

Example Input: The doctor called the managers that avoided the lawyers .
Example Output: The managers called the the lawyers .

Example Input: The president thanked the lawyer .
Example Output:
The lawyer thanked the president .