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 managers believed the judges who the artists admired .
Example Output: The judges believed the managers .

Example Input: The professors helped the doctor that the manager mentioned .
Example Output: The doctor helped the manager .

Example Input: The bankers who the president admired mentioned the author .
Example Output:
The author mentioned the bankers .