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 author avoided the actor .

Output: The actor avoided the author .


Input: Consider Input: The author stopped the actors .

Output: The actors stopped the author .


Input: Consider Input: The athlete introduced the lawyers that the scientists believed .


Output: The lawyers introduced the scientists .