TASK DEFINITION: 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.
PROBLEM: The author contacted the actors who believed the lawyers .

SOLUTION: The lawyers contacted the author .

PROBLEM: The athlete introduced the secretary .

SOLUTION: The secretary introduced the athlete .

PROBLEM: The authors encouraged the banker next to the secretary .

SOLUTION:
The banker encouraged the secretary .