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 doctors introduced the bankers .

Ex Output:
The bankers introduced the doctors .


Ex Input:
The judge who recognized the artist recommended the secretary .

Ex Output:
The secretary recommended the judge .


Ex Input:
The students behind the actors believed the presidents .

Ex Output:

The actors believed the students .