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.

Example Input: The lawyer called the senator in front of the president .
Example Output: The senator called the lawyer .

Example Input: The lawyers believed the judge who advised the athlete .
Example Output: The judge believed the the athlete .

Example Input: The artist admired the senators .
Example Output:
The senators admired the artist .