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 secretary called the artist near the senators .

Output: The artist called the secretary .


Input: Consider Input: The presidents near the tourists stopped the senator .

Output: The tourists stopped the presidents .


Input: Consider Input: The doctor introduced the scientist who believed the athlete .


Output: The athlete introduced the doctor .