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 athletes encouraged the lawyers .
Example Output: The lawyers encouraged the athletes .

Example Input: The student contacted the artist who the tourists recommended .
Example Output: The artist contacted the tourists .

Example Input: The secretary advised the artist who contacted the presidents .
Example Output:
The presidents advised the secretary .