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 judges stopped the presidents behind the manager .

SOLUTION: The presidents stopped the manager .

PROBLEM: The artist that the banker mentioned thanked the actor .

SOLUTION: The banker thanked the artist .

PROBLEM: The lawyer stopped the scientists .

SOLUTION:
The scientists stopped the lawyer .