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 athletes in front of the tourists believed the scientists .

Ex Output:
The tourists believed the athletes .


Ex Input:
The actor helped the secretary near the athletes .

Ex Output:
The secretary helped the actor .


Ex Input:
The student recommended the doctor .

Ex Output:

The doctor recommended the student .