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.

Q: The senators mentioned the student in front of the professor .

A: The student mentioned the senators .
****
Q: The senator saw the professors by the students .

A: The professors saw the students .
****
Q: The judges near the artist contacted the tourists .

A:
The artist contacted the judges .
****