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 banker stopped the actors .

SOLUTION: The actors stopped the banker .

PROBLEM: The artists admired the president .

SOLUTION: The president admired the artists .

PROBLEM: The lawyers believed the president .

SOLUTION:
The president believed the lawyers .