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 artist behind the lawyer saw the professor .

SOLUTION: The professor saw the lawyer .

PROBLEM: The managers encouraged the secretaries near the professors .

SOLUTION: The secretaries encouraged the professors .

PROBLEM: The doctor called the managers that avoided the lawyers .

SOLUTION:
The managers called the the lawyers .