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.

[EX Q]: The judges that called the author saw the artist .
[EX A]: The author saw the judges .

[EX Q]: The senators in front of the scientist believed the manager .
[EX A]: The manager believed the scientist .

[EX Q]: The scientists advised the managers who called the senator .
[EX A]:
The senator advised the scientists .