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.

The student in front of the secretaries avoided the doctors .
The doctors avoided the student .

The professors helped the doctor that the manager mentioned .
The doctor helped the manager .

The manager near the judges stopped the students .

The judges stopped the manager .