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 banker behind the professor encouraged the lawyer .
Example Output: The lawyer encouraged the professor .

Example Input: The bankers in front of the tourist avoided the doctors .
Example Output: The doctors avoided the bankers .

Example Input: The manager stopped the artists .
Example Output:
The artists stopped the manager .