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 lawyer contacted the author .

SOLUTION: The author contacted the lawyer .

PROBLEM: The author encouraged the judges who the managers introduced .

SOLUTION: The judges encouraged the author .

PROBLEM: The actors stopped the judge who the authors called .

SOLUTION:
The authors stopped the actors .