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 who recognized the author helped the students .

Output: The students helped the author .


Input: Consider Input: The students recommended the president who the tourist mentioned .

Output: The president recommended the tourist .


Input: Consider Input: The tourists encouraged the authors who thanked the judges .


Output: The authors encouraged the the judges .