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 artist called the actor by the scientists .
Example Output: The actor called the artist .

Example Input: The president believed the student who the author admired .
Example Output: The student believed the author .

Example Input: The senators near the tourists recognized the lawyers .
Example Output:
The tourists recognized the senators .