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 advised the scientist .

Ex Output:
The scientist advised the doctors .


Ex Input:
The scientists called the judge that stopped the doctors .

Ex Output:
The judge called the scientists .


Ex Input:
The managers introduced the athletes behind the senator .

Ex Output:

The athletes introduced the managers .