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.

Ex Input:
The tourist thanked the scientist .

Ex Output:
The scientist thanked the tourist .


Ex Input:
The athlete saw the secretary next to the student .

Ex Output:
The secretary saw the athlete .


Ex Input:
The scientist believed the doctor near the authors .

Ex Output:

The authors believed the scientist .