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 tourists in front of the athlete introduced the secretary .

Output: The secretary introduced the athlete .


Input: Consider Input: The students that stopped the professor advised the president .

Output: The president advised the professor .


Input: Consider Input: The doctor introduced the scientists near the lawyers .


Output: The scientists introduced the lawyers .