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 tourist in front of the professors introduced the athletes .

Output: The athletes introduced the tourist .


Input: Consider Input: The students supported the tourist .

Output: The tourist supported the students .


Input: Consider Input: The presidents recognized the professors .


Output: The professors recognized the presidents .