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 authors that the tourists mentioned helped the secretary .
Example Output: The secretary helped the tourists .

Example Input: The tourist next to the author stopped the student .
Example Output: The author stopped the tourist .

Example Input: The student near the author encouraged the managers .
Example Output:
The author encouraged the student .