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 student saw the doctor .
Example Output: The doctor saw the student .

Example Input: The artists next to the managers avoided the authors .
Example Output: The managers avoided the artists .

Example Input: The artist recognized the doctors behind the secretaries .
Example Output:
The doctors recognized the secretaries .