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.

The banker next to the tourists admired the president .
The tourists admired the banker .

The professor encouraged the doctors that the bankers avoided .
The bankers encouraged the professor .

The presidents advised the actor .

The actor advised the presidents .