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 secretary advised the doctors in front of the tourists .
[EX A]: The doctors advised the secretary .

[EX Q]: The author supported the doctors near the artist .
[EX A]: The doctors supported the author .

[EX Q]: The senators called the presidents .
[EX A]:
The presidents called the senators .