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 presidents that the authors recommended believed the actor .
Example Output: The authors believed the presidents .

Example Input: The secretary admired the judges .
Example Output: The judges admired the secretary .

Example Input: The tourist that the athletes thanked called the lawyer .
Example Output:
The athletes called the tourist .