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 near the actor believed the athlete .

Ex Output:
The athlete believed the actor .


Ex Input:
The professor called the secretaries .

Ex Output:
The secretaries called the professor .


Ex Input:
The senator mentioned the student who the bankers supported .

Ex Output:

The bankers mentioned the senator .