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 managers contacted the presidents who encouraged the students .
The presidents contacted the the students .

The artists admired the professor that the senator called .
The professor admired the artists .

The actors advised the senator that admired the doctors .

The doctors advised the actors .