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 author saw the bankers near the lawyer .
Example Output: The lawyer saw the author .

Example Input: The professor mentioned the managers .
Example Output: The managers mentioned the professor .

Example Input: The artists called the students that the athlete thanked .
Example Output:
The athlete called the artists .