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.

Input: Consider Input: The presidents mentioned the scientists .

Output: The scientists mentioned the presidents .


Input: Consider Input: The doctors avoided the tourist .

Output: The tourist avoided the doctors .


Input: Consider Input: The tourist recognized the artist that helped the athlete .


Output: The athlete recognized the tourist .