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 judge saw the senators by the author .
[A]: The author saw the judge .


[Q]: The judge introduced the lawyers near the artists .
[A]: The lawyers introduced the artists .


[Q]: The secretaries who admired the doctors contacted the bankers .
[A]:
The bankers contacted the doctors .